Buildresult: linus-rand/arm-randconfig/arm-gcc4.6 built on Jul 21 2018, 08:20

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Status:	Failed
Date/Time:	Jul 21 2018, 08:20
Duration:	0:03:09.443273
Builder:	ka1
Revision:	Merge tag 'vfio-v4.18-rc6' of git://github.com/awilliam/linux-vfio (`48e5aee81f320da8abd1f09c8410f584315f59b0)`
Target:	linus-rand/arm-randconfig/arm-gcc4.6
Branch:	linus-rand
Compiler:	arm-gcc4.6 (arm-unknown-linux-gnueabi-gcc (GCC) 4.6.3)
Config:	randconfig (download)
Log:	Download original Possible errors make[3]: * [lib/zstd/compress.o] Error 1 make[2]: * [lib/zstd] Error 2 make[1]: * [lib] Error 2 fs/xfs/libxfs/xfs_alloc.c:2535:8: warning: 'error' may be used uninitialized in this function [-Wuninitialized] fs/xfs/libxfs/xfs_bmap.c:5163:8: warning: 'error' may be used uninitialized in this function [-Wuninitialized] make: * [sub-make] Error 2 Possible warnings (290) <stdin>:1332:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp] kernel/dma/coherent.c:124:30: warning: 'mem' may be used uninitialized in this function [-Wuninitialized] arch/arm/mm/dma-mapping.c:1232:16: warning: 'start' may be used uninitialized in this function [-Wuninitialized] arch/arm/mm/dma-mapping.c:1232:16: warning: 'start' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] arch/arm/mm/dma-mapping.c:1232:16: warning: 'start' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/compiler.h:214:31: warning: 'ulp' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] sound/drivers/mpu401/mpu401_uart.c:308:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] sound/drivers/mpu401/mpu401_uart.c:286:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] arch/arm/mm/dma-mapping.c:1232:16: warning: 'start' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] ipc/sem.c:2248:15: warning: 'undo_list' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] kernel/cgroup/cgroup-v1.c:1245:9: warning: 'root' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] ipc/mqueue.c:1117:3: warning: 'msg_ptr' may be used uninitialized in this function [-Wuninitialized] ipc/shm.c:1647:3: warning: 'file' may be used uninitialized in this function [-Wuninitialized] include/linux/file.h:39:2: warning: 'output.flags' may be used uninitialized in this function [-Wuninitialized] include/linux/file.h:40:7: warning: 'output.file' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] kernel/rcu/srcutree.c:127:33: warning: 'levelspread[<U2820>]' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] drivers/base/regmap/regmap.c:1819:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/base/regmap/regmap.c:2497:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/base/regmap/regmap.c:2638:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] drivers/base/regmap/regcache-rbtree.c:288:20: warning: 'new_top_reg' may be used uninitialized in this function [-Wuninitialized] drivers/base/regmap/regcache-rbtree.c:289:13: warning: 'new_base_reg' may be used uninitialized in this function [-Wuninitialized] block/blk-sysfs.c:452:2: warning: 'val' may be used uninitialized in this function [-Wuninitialized] fs/autofs/waitq.c:471:3: warning: 'wq' may be used uninitialized in this function [-Wuninitialized] lib/mpi/mpicoder.c:336:12: warning: 'buff' may be used uninitialized in this function [-Wuninitialized] include/linux/spinlock.h:350:2: warning: 'dst_ptl' may be used uninitialized in this function [-Wuninitialized] include/linux/spinlock.h:350:2: warning: 'ptl' may be used uninitialized in this function [-Wuninitialized] include/linux/compiler.h:188:2: warning: 'pp' may be used uninitialized in this function [-Wuninitialized] block/blk-merge.c:294:2: warning: 'bbio' may be used uninitialized in this function [-Wuninitialized] fs/f2fs/file.c:2823:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] fs/f2fs/file.c:1869:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] fs/isofs/namei.c:23:11: warning: 'i' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm.h:484:8: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] fs/hpfs/alloc.c:203:7: warning: 'sec' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm-sysfs.c:56:5: warning: 'tpm_buf.data' may be used uninitialized in this function [-Wuninitialized] fs/ext4/extents.c:3556:21: warning: 'abut_ex' may be used uninitialized in this function [-Wuninitialized] mm/swapfile.c:3230:2: warning: 'nr_extents' may be used uninitialized in this function [-Wuninitialized] mm/zswap.c:1103:18: warning: 'dupentry' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm.h:475:2: warning: 'buf.flags' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm2-cmd.c:852:6: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm2-cmd.c:423:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm2-cmd.c:511:20: warning: 'hash' may be used uninitialized in this function [-Wuninitialized] fs/ceph/file.c:1058:12: warning: 'bvecs' may be used uninitialized in this function [-Wuninitialized] kernel/rcu/tree.c:3944:21: warning: 'levelspread[<U4320>]' may be used uninitialized in this function [-Wuninitialized] kernel/time/tick-sched.c:529:22: warning: 'now' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm2-cmd.c:730:24: warning: 'blob_handle' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] fs/hpfs/file.c:85:3: warning: 'n_secs' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/ctree.c:2117:24: warning: 'pslot' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/ctree.c:1904:24: warning: 'pslot' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] fs/ext4/ialloc.c:1251:9: warning: 'bit' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/cluster/heartbeat.c:1653:21: warning: 'block_bits' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/cluster/heartbeat.c:1652:22: warning: 'block_bytes' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm2-space.c:86:5: warning: 'tbuf.data' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm2-space.c:135:5: warning: 'tbuf.data' may be used uninitialized in this function [-Wuninitialized] mm/memcontrol.c:2077:2: warning: 'isolated' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] fs/ceph/quota.c:352:18: warning: 'free' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] drivers/char/tpm/tpm_vtpm_proxy.c:420:5: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] fs/proc/task_mmu.c:800:9: warning: 'last_vma' may be used uninitialized in this function [-Wuninitialized] fs/ext4/mballoc.c:1080:6: warning: 'e4b.bd_bitmap' may be used uninitialized in this function [-Wuninitialized] kernel/trace/trace_events.c:1051:2: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] kernel/trace/trace_events.c:2212:6: warning: 'last_i' may be used uninitialized in this function [-Wuninitialized] net/bluetooth/rfcomm/sock.c:530:2: warning: 'nsk' may be used uninitialized in this function [-Wuninitialized] block/bfq-wf2q.c:812:24: warning: 'root' may be used uninitialized in this function [-Wuninitialized] net/bluetooth/hidp/core.c:1378:18: warning: 'session' may be used uninitialized in this function [-Wuninitialized] block/bfq-iosched.c:4018:2: warning: 'bfqd' may be used uninitialized in this function [-Wuninitialized] fs/ntfs/dir.c:1430:7: warning: 'bmp_vi' may be used uninitialized in this function [-Wuninitialized] drivers/char/raw.c:230:20: warning: 'dev' may be used uninitialized in this function [-Wuninitialized] kernel/trace/trace_events_filter.c:438:11: warning: 'nr_preds' may be used uninitialized in this function [-Wuninitialized] kernel/trace/trace_events_filter.c:467:4: warning: 'nr_parens' may be used uninitialized in this function [-Wuninitialized] fs/udf/super.c:1303:2: warning: 'map' may be used uninitialized in this function [-Wuninitialized] kernel/kexec.c:143:6: warning: 'image' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/inode.c:1492:7: warning: 'ram_bytes' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/inode.c:1492:7: warning: 'disk_num_bytes' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/inode.c:1490:8: warning: 'extent_offset' may be used uninitialized in this function [-Wuninitialized] kernel/futex.c:3493:21: warning: 'pip' may be used uninitialized in this function [-Wuninitialized] kernel/futex.c:3492:2: warning: 'pending' may be used uninitialized in this function [-Wuninitialized] kernel/futex.c:3475:3: warning: 'entry' may be used uninitialized in this function [-Wuninitialized] kernel/futex.c:1604:3: warning: 'oldval' may be used uninitialized in this function [-Wuninitialized] fs/dcache.c:2444:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] fs/dcache.c:2444:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] fs/splice.c:1358:8: warning: 'type' may be used uninitialized in this function [-Wuninitialized] fs/dcache.c:2444:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] kernel/trace/bpf_trace.c:228:20: warning: 'unsafe_addr' may be used uninitialized in this function [-Wuninitialized] fs/xfs/libxfs/xfs_alloc.c:2535:8: warning: 'error' may be used uninitialized in this function [-Wuninitialized] include/net/netlink.h:525:17: warning: 'msg_head' may be used uninitialized in this function [-Wuninitialized] include/net/netlink.h:525:17: warning: 'msg_head' may be used uninitialized in this function [-Wuninitialized] fs/f2fs/gc.c:915:40: warning: 'nofs' may be used uninitialized in this function [-Wuninitialized] drivers/infiniband/ulp/ipoib/ipoib_main.c:2024:2: warning: 'dev' may be used uninitialized in this function [-Wuninitialized] drivers/hid/hid-kye.c:607:2: warning: 'report' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/aops.c:859:8: warning: 'wc' may be used uninitialized in this function [-Wuninitialized] drivers/mcb/mcb-parse.c:249:7: warning: 'cb' may be used uninitialized in this function [-Wuninitialized] include/linux/list.h:63:13: warning: 'head' may be used uninitialized in this function [-Wuninitialized] fs/xfs/libxfs/xfs_bmap.c:5163:8: warning: 'error' may be used uninitialized in this function [-Wuninitialized] fs/f2fs/data.c:1323:7: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] fs/f2fs/data.c:1323:7: warning: 'len' may be used uninitialized in this function [-Wuninitialized] net/bluetooth/mgmt.c:5748:2: warning: 'r256' may be used uninitialized in this function [-Wuninitialized] net/bluetooth/mgmt.c:5748:2: warning: 'h256' may be used uninitialized in this function [-Wuninitialized] net/bluetooth/hci_request.h:117:8: warning: 'r192' may be used uninitialized in this function [-Wuninitialized] net/bluetooth/hci_request.h:117:8: warning: 'h192' may be used uninitialized in this function [-Wuninitialized] drivers/iommu/io-pgtable-arm.c:421:2: warning: 'cptep' may be used uninitialized in this function [-Wuninitialized] fs/ext4/super.c:4397:6: warning: 'first_not_zeroed' may be used uninitialized in this function [-Wuninitialized] fs/f2fs/node.c:2543:11: warning: 'nat_blk' may be used uninitialized in this function [-Wuninitialized] drivers/platform/goldfish/goldfish_pipe.c:483:3: warning: 'status' may be used uninitialized in this function [-Wuninitialized] drivers/platform/goldfish/goldfish_pipe.c:480:10: warning: 'consumed_size' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/dir.c:3686:4: warning: 'split_hash' may be used uninitialized in this function [-Wuninitialized] net/bluetooth/smp.c:2956:15: warning: 'reason' may be used uninitialized in this function [-Wuninitialized] net/bluetooth/smp.c:3865:11: warning: 'duration' may be used uninitialized in this function [-Wuninitialized] net/bluetooth/l2cap_sock.c:353:2: warning: 'nsk' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/extent_io.c:2653:32: warning: 'tree' may be used uninitialized in this function [-Wuninitialized] drivers/mtd/devices/phram.c:107:16: warning: 'name' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/file.c:1303:29: warning: 'had_lock' may be used uninitialized in this function [-Wuninitialized] include/linux/uuid.h:61:15: warning: 'uuid' may be used uninitialized in this function [-Wuninitialized] net/bluetooth/sco.c:675:2: warning: 'ch' may be used uninitialized in this function [-Wuninitialized] net/ceph/osd_client.c:1652:3: warning: 'struct_v' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/tree-log.c:4357:9: warning: 'start_slot' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/refcounttree.c:1606:6: warning: 'new_cpos' may be used uninitialized in this function [-Wuninitialized] net/ceph/osd_client.c:4820:2: warning: 'struct_v' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/refcounttree.c:2313:6: warning: 'ref_blkno' may be used uninitialized in this function [-Wuninitialized] drivers/infiniband/core/uverbs_main.c:795:28: warning: 'command' may be used uninitialized in this function [-Wuninitialized] drivers/infiniband/core/uverbs_main.c:643:2: warning: 'extended' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/ioctl.c:3623:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/xattr.c:3007:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/free-space-cache.c:2847:5: warning: 'next_zero' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/free-space-cache.c:749:3: warning: 'type' may be used uninitialized in this function [-Wuninitialized] drivers/net/ethernet/qualcomm/emac/emac-mac.c:1160:19: warning: 'rrd.word[2]' may be used uninitialized in this function [-Wuninitialized] drivers/net/ethernet/qualcomm/emac/emac-mac.c:1142:4: warning: 'rrd.word[1]' may be used uninitialized in this function [-Wuninitialized] drivers/net/ethernet/qualcomm/emac/emac-mac.c:1142:4: warning: 'rrd.word[0]' may be used uninitialized in this function [-Wuninitialized] drivers/mtd/nand/raw/nand_base.c:6211:18: warning: 'best_ecc_bytes' may be used uninitialized in this function [-Wuninitialized] drivers/mtd/nand/raw/nand_base.c:6210:21: warning: 'best_strength' may be used uninitialized in this function [-Wuninitialized] drivers/mtd/nand/raw/nand_base.c:6209:17: warning: 'best_step' may be used uninitialized in this function [-Wuninitialized] drivers/mtd/nand/raw/nand_base.c:6284:18: warning: 'best_ecc_bytes' may be used uninitialized in this function [-Wuninitialized] drivers/mtd/nand/raw/nand_base.c:6283:21: warning: 'best_strength' may be used uninitialized in this function [-Wuninitialized] include/linux/seqlock.h:205:9: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/quota_local.c:948:45: warning: 'dchunk' may be used uninitialized in this function [-Wuninitialized] include/linux/err.h:36:9: warning: 'bg_bh' may be used uninitialized in this function [-Wuninitialized] net/core/skbuff.c:1766:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/uuid-tree.c:139:21: warning: 'offset' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/uuid-tree.c:140:25: warning: 'eb' may be used uninitialized in this function [-Wuninitialized] drivers/net/tun.c:1835:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] drivers/net/tun.c:1545:2: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] drivers/net/tun.c:2837:22: warning: 'tun' may be used uninitialized in this function [-Wuninitialized] drivers/mtd/ubi/eba.c:1001:7: warning: 'opnum' may be used uninitialized in this function [-Wuninitialized] net/core/flow_dissector.c:789:7: warning: 'vlan' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/ref-verify.c:552:3: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/net/vxlan.c:3111:2: warning: 'lowerdev' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/send.c:1751:2: warning: 'found_key.type' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/send.c:1774:7: warning: 'found_key.offset' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/backref.c:1830:3: warning: 'type' may be used uninitialized in this function [-Wuninitialized] net/core/rtnetlink.c:2120:29: warning: 'ivvl[len]' may be used uninitialized in this function [-Wuninitialized] drivers/net/macsec.c:1255:17: warning: 'rx_sc' may be used uninitialized in this function [-Wuninitialized] net/core/dev.c:3161:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] net/ipv4/ip_output.c:405:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] include/linux/netfilter.h:272:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] net/netlink/af_netlink.c:2222:13: warning: 'alloc_size' may be used uninitialized in this function [-Wuninitialized] net/ipv4/tcp.c:987:3: warning: 'copy' may be used uninitialized in this function [-Wuninitialized] include/net/tcp.h:740:9: warning: 'last_ackt' may be used uninitialized in this function [-Wuninitialized] net/core/devlink.c:993:3: warning: 'threshold_type' may be used uninitialized in this function [-Wuninitialized] net/mac802154/llsec.c:1027:2: warning: 'seclevel.sec_levels' may be used uninitialized in this function [-Wuninitialized] net/mac802154/llsec.c:1027:2: warning: 'seclevel.device_override' may be used uninitialized in this function [-Wuninitialized] net/ncsi/ncsi-manage.c:630:16: warning: 'vid' may be used uninitialized in this function [-Wuninitialized] net/ipv4/tcp.c:1822:18: warning: 'tp' may be used uninitialized in this function [-Wuninitialized] net/ipv4/tcp.c:1826:15: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] net/netlink/genetlink.c:223:23: warning: 'first_id' may be used uninitialized in this function [-Wuninitialized] net/netfilter/nfnetlink_queue.c:684:17: warning: 'packet_id_ptr' may be used uninitialized in this function [-Wuninitialized] net/packet/af_packet.c:2677:31: warning: 'data' may be used uninitialized in this function [-Wuninitialized] net/openvswitch/datapath.c:520:2: warning: 'err' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/ipv4/xfrm4_output.c:103:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/nf_tables_api.c:3833:16: warning: 'set' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipvs/ip_vs_sync.c:713:10: warning: 'm' may be used uninitialized in this function [-Wuninitialized] net/netfilter/nft_payload.c:246:2: warning: 'l4csum_offset' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/tls/tls_sw.c:796:10: warning: 'control' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] include/net/sock.h:1863:19: warning: 'sk' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] net/rxrpc/output.c:489:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] Full Log # git rev-parse -q --verify 48e5aee81f320da8abd1f09c8410f584315f59b0^{commit} 48e5aee81f320da8abd1f09c8410f584315f59b0 already have revision, skipping fetch # git checkout -q -f -B kisskb 48e5aee81f320da8abd1f09c8410f584315f59b0 # git clean -qxdf # < git log -1 # commit 48e5aee81f320da8abd1f09c8410f584315f59b0 # Merge: b4460a9 0e714d2 # Author: Linus Torvalds <torvalds@linux-foundation.org> # Date: Fri Jul 20 14:27:02 2018 -0700 # # Merge tag 'vfio-v4.18-rc6' of git://github.com/awilliam/linux-vfio # # Pull VFIO fix from Alex Williamson: # "Harden potential Spectre v1 issue (Gustavo A. R. Silva)" # # * tag 'vfio-v4.18-rc6' of git://github.com/awilliam/linux-vfio: # vfio/pci: Fix potential Spectre v1 # < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version # < git log --format=%s --max-count=1 48e5aee81f320da8abd1f09c8410f584315f59b0 # < make -s -j 48 ARCH=arm O=/kisskb/build/linus-rand_arm-randconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- randconfig KCONFIG_SEED=0x1A6CD96C # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # yes \n \| make -s -j 48 ARCH=arm O=/kisskb/build/linus-rand_arm-randconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- oldconfig yes: standard output: Broken pipe yes: write error # make -s -j 48 ARCH=arm O=/kisskb/build/linus-rand_arm-randconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- <stdin>:1332:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp] /kisskb/src/kernel/dma/coherent.c: In function 'dma_declare_coherent_memory': /kisskb/src/kernel/dma/coherent.c:124:30: warning: 'mem' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/arm/mm/dma-mapping.c: In function 'arm_iommu_map_resource': /kisskb/src/arch/arm/mm/dma-mapping.c:1232:16: warning: 'start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/arm/mm/dma-mapping.c:1184:22: note: 'start' was declared here /kisskb/src/arch/arm/mm/dma-mapping.c: In function 'arm_coherent_iommu_map_page': /kisskb/src/arch/arm/mm/dma-mapping.c:1232:16: warning: 'start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/arm/mm/dma-mapping.c:1184:22: note: 'start' was declared here /kisskb/src/kernel/cgroup/freezer.c: In function 'freezer_write': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/arch/arm/mm/dma-mapping.c: In function '__iommu_create_mapping': /kisskb/src/arch/arm/mm/dma-mapping.c:1232:16: warning: 'start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/arm/mm/dma-mapping.c:1184:22: note: 'start' was declared here /kisskb/src/kernel/cgroup/freezer.c: In function 'freezer_read': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_get_live': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'init_and_link_css': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/ipc/sem.c: In function 'do_semtimedop': /kisskb/src/include/linux/compiler.h:214:31: warning: 'ulp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/ipc/sem.c:1861:24: note: 'ulp' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'kill_css': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'css_killed_work_fn': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_kill_sb': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/sound/drivers/mpu401/mpu401_uart.c: In function 'snd_mpu401_uart_output_open': /kisskb/src/sound/drivers/mpu401/mpu401_uart.c:308:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/drivers/mpu401/mpu401_uart.c: In function 'snd_mpu401_uart_input_open': /kisskb/src/sound/drivers/mpu401/mpu401_uart.c:286:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/cgroup/rdma.c: In function 'rdmacg_uncharge_hierarchy': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/arch/arm/mm/dma-mapping.c: In function '__map_sg_chunk': /kisskb/src/arch/arm/mm/dma-mapping.c:1232:16: warning: 'start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/arm/mm/dma-mapping.c:1184:22: note: 'start' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_get_e_css': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/rdma.c: In function 'rdmacg_try_charge': /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cpu_stat_show': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/ipc/sem.c: In function 'copy_semundo': /kisskb/src/ipc/sem.c:2248:15: warning: 'undo_list' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/cgroup/cgroup.c: In function 'put_css_set_locked': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'find_css_set': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_kn_unlock': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_do_mount': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount': /kisskb/src/kernel/cgroup/cgroup-v1.c:1245:9: warning: 'root' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_lock_and_drain_offline': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_kn_lock_live': /kisskb/src/include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:214:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'css_free_rwork_fn': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/cgroup/cgroup.c: In function 'css_tryget_online_from_dir': /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_get_from_fd': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_sk_alloc': /kisskb/src/include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:214:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/kernel/bpf/arraymap.c: In function 'cgroup_fd_array_put_ptr': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_sk_free': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/events/core.c: In function 'perf_event_alloc': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/ipc/mqueue.c: In function '__se_sys_mq_timedreceive': /kisskb/src/ipc/mqueue.c:1117:3: warning: 'msg_ptr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/ipc/mqueue.c:1032:18: note: 'msg_ptr' was declared here /kisskb/src/ipc/shm.c: In function 'ksys_shmdt': /kisskb/src/ipc/shm.c:1647:3: warning: 'file' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/events/core.c: In function '_perf_ioctl': /kisskb/src/include/linux/file.h:39:2: warning: 'output.flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/events/core.c:5045:14: note: 'output.flags' was declared here /kisskb/src/include/linux/file.h:40:7: warning: 'output.file' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/events/core.c:5045:14: note: 'output.file' was declared here /kisskb/src/block/blk-core.c: In function 'blk_queue_enter': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/kernel/events/core.c: In function '_free_event': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-core.c: In function 'blk_queue_exit': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields': /kisskb/src/kernel/rcu/srcutree.c:127:33: warning: 'levelspread[<U2820>]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/srcutree.c:94:6: note: 'levelspread[<U2820>]' was declared here /kisskb/src/block/blk-core.c: In function 'generic_make_request': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-core.c: In function 'blk_account_io_done': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-core.c: In function 'blk_account_io_start': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-core.c: In function 'blk_queue_bio': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1819:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read': /kisskb/src/drivers/base/regmap/regmap.c:2497:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_bulk_read': /kisskb/src/drivers/base/regmap/regmap.c:2638:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/bpf/cgroup.c: In function 'cgroup_bpf_prog_attach': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/bpf/cgroup.c: In function 'cgroup_bpf_prog_detach': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/kernel/bpf/cgroup.c: In function 'cgroup_bpf_prog_query': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/drivers/base/regmap/regcache-rbtree.c: In function 'regcache_rbtree_write': /kisskb/src/drivers/base/regmap/regcache-rbtree.c:288:20: warning: 'new_top_reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regcache-rbtree.c:403:30: note: 'new_top_reg' was declared here /kisskb/src/drivers/base/regmap/regcache-rbtree.c:289:13: warning: 'new_base_reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regcache-rbtree.c:403:16: note: 'new_base_reg' was declared here /kisskb/src/block/blk-sysfs.c: In function 'queue_wb_lat_store': /kisskb/src/block/blk-sysfs.c:452:2: warning: 'val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/autofs/waitq.c: In function 'autofs_wait': /kisskb/src/fs/autofs/waitq.c:471:3: warning: 'wq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/mpi/mpicoder.c: In function 'mpi_read_raw_from_sgl': /kisskb/src/lib/mpi/mpicoder.c:336:12: warning: 'buff' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memory.c: In function 'copy_page_range': /kisskb/src/include/linux/spinlock.h:350:2: warning: 'dst_ptl' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memory.c:1064:24: note: 'dst_ptl' was declared here /kisskb/src/mm/memory.c: In function 'remap_pfn_range': /kisskb/src/include/linux/spinlock.h:350:2: warning: 'ptl' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memory.c:1984:14: note: 'ptl' was declared here /kisskb/src/fs/freevxfs/vxfs_lookup.c: In function 'vxfs_lookup': /kisskb/src/include/linux/compiler.h:188:2: warning: 'pp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/freevxfs/vxfs_lookup.c:159:17: note: 'pp' was declared here /kisskb/src/block/blk-merge.c: In function '__blk_recalc_rq_segments': /kisskb/src/block/blk-merge.c:294:2: warning: 'bbio' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/file.c: In function 'f2fs_precache_extents': /kisskb/src/fs/f2fs/file.c:2823:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/file.c: In function 'f2fs_ioctl': /kisskb/src/fs/f2fs/file.c:1869:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/isofs/namei.c: In function 'isofs_lookup': /kisskb/src/fs/isofs/namei.c:23:11: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/isofs/namei.c:55:22: note: 'i' was declared here /kisskb/src/drivers/char/tpm/tpm-interface.c: In function 'tpm1_pcr_extend': /kisskb/src/drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm-interface.c:981:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm-interface.c: In function 'tpm_startup': /kisskb/src/drivers/char/tpm/tpm.h:484:8: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm-interface.c:664:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm-interface.c: In function 'tpm_getcap': /kisskb/src/drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm-interface.c:705:17: note: 'buf.data' was declared here /kisskb/src/fs/hpfs/alloc.c: In function 'hpfs_alloc_sector': /kisskb/src/fs/hpfs/alloc.c:203:7: warning: 'sec' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/blk-mq.c: In function 'blk_mq_get_request': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-mq.c: In function 'blk_mq_timeout_work': /kisskb/src/include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:214:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-merge.c: In function 'attempt_merge': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm-sysfs.c: In function 'pubek_show': /kisskb/src/drivers/char/tpm/tpm-sysfs.c:56:5: warning: 'tpm_buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/extents.c: In function 'ext4_ext_handle_unwritten_extents': /kisskb/src/fs/ext4/extents.c:3556:21: warning: 'abut_ex' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/extents.c:3412:27: note: 'abut_ex' was declared here /kisskb/src/mm/swapfile.c: In function '__se_sys_swapon': /kisskb/src/mm/swapfile.c:3230:2: warning: 'nr_extents' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/swapfile.c:3012:6: note: 'nr_extents' was declared here /kisskb/src/mm/zswap.c: In function 'zswap_frontswap_store': /kisskb/src/mm/zswap.c:1103:18: warning: 'dupentry' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_do_selftest': /kisskb/src/drivers/char/tpm/tpm.h:475:2: warning: 'buf.flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:842:17: note: 'buf.flags' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c:852:6: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_pcr_read': /kisskb/src/drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:229:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_pcr_extend': /kisskb/src/drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:279:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_flush_context_cmd': /kisskb/src/drivers/char/tpm/tpm2-cmd.c:423:2: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_seal_trusted': /kisskb/src/drivers/char/tpm/tpm2-cmd.c:511:20: warning: 'hash' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ceph/file.c: In function 'ceph_direct_read_write': /kisskb/src/fs/ceph/file.c:1058:12: warning: 'bvecs' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/tree.c: In function 'rcu_init_one': /kisskb/src/kernel/rcu/tree.c:3944:21: warning: 'levelspread[<U4320>]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/time/tick-sched.c: In function 'tick_nohz_idle_exit': /kisskb/src/kernel/time/tick-sched.c:529:22: warning: 'now' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/time/tick-sched.c:1138:10: note: 'now' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_unseal_trusted': /kisskb/src/drivers/char/tpm/tpm2-cmd.c:730:24: warning: 'blob_handle' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_css_online': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_auto_startup': /kisskb/src/drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:967:17: note: 'buf.data' was declared here /kisskb/src/drivers/char/tpm/tpm.h:457:9: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:904:17: note: 'buf.data' was declared here /kisskb/src/mm/memcontrol.c: In function 'memcg_write_event_control': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'memcg_event_remove': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/fs/hpfs/file.c: In function 'hpfs_get_block': /kisskb/src/fs/hpfs/file.c:85:3: warning: 'n_secs' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'cancel_charge': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_id_put_many': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function '__mem_cgroup_clear_mc': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function '__mem_cgroup_largest_soft_limit_node': /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/fs/btrfs/ctree.c: In function 'push_nodes_for_insert': /kisskb/src/fs/btrfs/ctree.c:2117:24: warning: 'pslot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/ctree.c: In function 'balance_level': /kisskb/src/fs/btrfs/ctree.c:1904:24: warning: 'pslot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'drain_stock.constprop.1': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'drain_all_stock': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:214:26: note: 'percpu_count' was declared here /kisskb/src/fs/ext4/ialloc.c: In function 'ext4_orphan_get': /kisskb/src/fs/ext4/ialloc.c:1251:9: warning: 'bit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'try_charge': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/fs/ocfs2/cluster/heartbeat.c: In function 'o2hb_region_block_bytes_store': /kisskb/src/fs/ocfs2/cluster/heartbeat.c:1653:21: warning: 'block_bits' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/cluster/heartbeat.c:1652:22: warning: 'block_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'get_mem_cgroup_from_mm': /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_iter': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:214:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:220:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:214:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'uncharge_batch': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_iter_break': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm2-space.c: In function 'tpm2_load_context': /kisskb/src/drivers/char/tpm/tpm2-space.c:86:5: warning: 'tbuf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-space.c: In function 'tpm2_save_context.constprop.0': /kisskb/src/drivers/char/tpm/tpm2-space.c:135:5: warning: 'tbuf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'commit_charge': /kisskb/src/mm/memcontrol.c:2077:2: warning: 'isolated' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c:2091:6: note: 'isolated' was declared here /kisskb/src/mm/memcontrol.c: In function 'task_in_mem_cgroup': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_oom_synchronize': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_handle_over_high': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_soft_limit_reclaim': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_try_charge': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/fs/ceph/quota.c: In function 'ceph_quota_update_statfs': /kisskb/src/fs/ceph/quota.c:352:18: warning: 'free' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_migrate': /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_sk_alloc': /kisskb/src/include/linux/percpu-refcount.h:254:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:248:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:183:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:178:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_sk_free': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_swapout': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/drivers/char/tpm/tpm_vtpm_proxy.c: In function 'vtpm_proxy_request_locality': /kisskb/src/drivers/char/tpm/tpm_vtpm_proxy.c:420:5: warning: 'buf.data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:339:21: note: 'pdeo' was declared here /kisskb/src/fs/proc/task_mmu.c: In function 'show_smap': /kisskb/src/fs/proc/task_mmu.c:800:9: warning: 'last_vma' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/mballoc.c: In function 'ext4_mb_init_group': /kisskb/src/fs/ext4/mballoc.c:1080:6: warning: 'e4b.bd_bitmap' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/trace_events.c: In function 'event_enable_read': /kisskb/src/kernel/trace/trace_events.c:1051:2: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/trace_events.c: In function 'trace_event_eval_update': /kisskb/src/kernel/trace/trace_events.c:2212:6: warning: 'last_i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/rfcomm/sock.c: In function 'rfcomm_sock_accept': /kisskb/src/net/bluetooth/rfcomm/sock.c:530:2: warning: 'nsk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/bfq-wf2q.c: In function '__bfq_entity_update_weight_prio': /kisskb/src/block/bfq-wf2q.c:812:24: warning: 'root' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/hidp/core.c: In function 'hidp_connection_add': /kisskb/src/net/bluetooth/hidp/core.c:1378:18: warning: 'session' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/zstd/compress.c: In function 'ZSTD_compressBlock_lazy2_extDict': /kisskb/src/lib/zstd/compress.c:1881:21: sorry, unimplemented: inlining failed in call to 'ZSTD_HcFindBestMatch_extDict_selectMLS': --param large-function-growth limit reached /kisskb/src/lib/zstd/compress.c:2184:20: sorry, unimplemented: called from here /kisskb/src/block/bfq-iosched.c: In function 'bfq_exit_icq_bfqq': /kisskb/src/block/bfq-iosched.c:4018:2: warning: 'bfqd' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ntfs/dir.c: In function 'ntfs_readdir': /kisskb/src/fs/ntfs/dir.c:1430:7: warning: 'bmp_vi' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/scripts/Makefile.build:317: recipe for target 'lib/zstd/compress.o' failed make[3]: * [lib/zstd/compress.o] Error 1 make[3]: * Waiting for unfinished jobs.... /kisskb/src/drivers/char/raw.c: In function 'raw_ctl_ioctl': /kisskb/src/drivers/char/raw.c:230:20: warning: 'dev' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/scripts/Makefile.build:558: recipe for target 'lib/zstd' failed make[2]: * [lib/zstd] Error 2 /kisskb/src/Makefile:1029: recipe for target 'lib' failed make[1]: * [lib] Error 2 make[1]: * Waiting for unfinished jobs.... /kisskb/src/kernel/trace/trace_events_filter.c: In function 'process_preds': /kisskb/src/kernel/trace/trace_events_filter.c:438:11: warning: 'nr_preds' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/trace_events_filter.c:1495:6: note: 'nr_preds' was declared here /kisskb/src/kernel/trace/trace_events_filter.c:467:4: warning: 'nr_parens' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/trace_events_filter.c:1494:6: note: 'nr_parens' was declared here /kisskb/src/fs/udf/super.c: In function 'udf_load_partdesc': /kisskb/src/fs/udf/super.c:1303:2: warning: 'map' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/kexec.c: In function '__se_sys_kexec_load': /kisskb/src/kernel/kexec.c:143:6: warning: 'image' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/kexec.c:110:31: note: 'image' was declared here /kisskb/src/fs/btrfs/inode.c: In function 'run_delalloc_nocow': /kisskb/src/fs/btrfs/inode.c:1492:7: warning: 'ram_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/inode.c:1492:7: warning: 'disk_num_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/inode.c:1490:8: warning: 'extent_offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c: In function 'exit_robust_list': /kisskb/src/kernel/futex.c:3493:21: warning: 'pip' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c:3492:2: warning: 'pending' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c:3475:3: warning: 'entry' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c: In function 'do_futex': /kisskb/src/kernel/futex.c:1604:3: warning: 'oldval' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c:1569:6: note: 'oldval' was declared here /kisskb/src/fs/dcache.c: In function 'd_add': /kisskb/src/fs/dcache.c:2444:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/dcache.c:2591:11: note: 'n' was declared here /kisskb/src/fs/dcache.c: In function '__d_move': /kisskb/src/fs/dcache.c:2444:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/dcache.c:2783:11: note: 'n' was declared here /kisskb/src/fs/splice.c: In function '__se_sys_vmsplice': /kisskb/src/fs/splice.c:1358:8: warning: 'type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/splice.c:1351:6: note: 'type' was declared here /kisskb/src/fs/dcache.c: In function 'd_splice_alias': /kisskb/src/fs/dcache.c:2444:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/dcache.c:2591:11: note: 'n' was declared here /kisskb/src/kernel/trace/bpf_trace.c: In function 'bpf_trace_printk': /kisskb/src/kernel/trace/bpf_trace.c:228:20: warning: 'unsafe_addr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/bpf_trace.c:172:6: note: 'unsafe_addr' was declared here /kisskb/src/fs/xfs/libxfs/xfs_alloc.c: In function 'xfs_alloc_put_freelist': /kisskb/src/fs/xfs/libxfs/xfs_alloc.c:2535:8: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/batman-adv/netlink.c: In function 'batadv_netlink_tp_meter_start': /kisskb/src/include/net/netlink.h:525:17: warning: 'msg_head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/batman-adv/netlink.c:337:8: note: 'msg_head' was declared here /kisskb/src/net/batman-adv/netlink.c: In function 'batadv_netlink_get_mesh_info': /kisskb/src/include/net/netlink.h:525:17: warning: 'msg_head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/batman-adv/netlink.c:196:8: note: 'msg_head' was declared here /kisskb/src/fs/f2fs/gc.c: In function 'gc_data_segment': /kisskb/src/fs/f2fs/gc.c:915:40: warning: 'nofs' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/infiniband/ulp/ipoib/ipoib_main.c: In function 'ipoib_intf_alloc': /kisskb/src/drivers/infiniband/ulp/ipoib/ipoib_main.c:2024:2: warning: 'dev' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/infiniband/ulp/ipoib/ipoib_main.c:2013:21: note: 'dev' was declared here /kisskb/src/drivers/hid/hid-kye.c: In function 'kye_probe': /kisskb/src/drivers/hid/hid-kye.c:607:2: warning: 'report' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hid/hid-kye.c:592:21: note: 'report' was declared here /kisskb/src/fs/ocfs2/aops.c: In function 'ocfs2_write_begin_nolock': /kisskb/src/fs/ocfs2/aops.c:859:8: warning: 'wc' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/aops.c:1679:27: note: 'wc' was declared here /kisskb/src/drivers/mcb/mcb-parse.c: In function 'chameleon_parse_cells': /kisskb/src/drivers/mcb/mcb-parse.c:249:7: warning: 'cb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c: In function '__set_nat_cache_dirty': /kisskb/src/include/linux/list.h:63:13: warning: 'head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c:225:24: note: 'head' was declared here /kisskb/src/fs/xfs/libxfs/xfs_bmap.c: In function '__xfs_bunmapi': /kisskb/src/fs/xfs/libxfs/xfs_bmap.c:5163:8: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/data.c: In function 'f2fs_fiemap': /kisskb/src/fs/f2fs/data.c:1323:7: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/data.c:1273:8: note: 'flags' was declared here /kisskb/src/fs/f2fs/data.c:1323:7: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/data.c:1272:18: note: 'len' was declared here /kisskb/src/net/bluetooth/mgmt.c: In function 'read_local_oob_ext_data_complete': /kisskb/src/net/bluetooth/mgmt.c:5748:2: warning: 'r256' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/mgmt.c:5748:2: warning: 'h256' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/hci_request.h:117:8: warning: 'r192' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/mgmt.c:5669:13: note: 'r192' was declared here /kisskb/src/net/bluetooth/hci_request.h:117:8: warning: 'h192' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/mgmt.c:5669:6: note: 'h192' was declared here /kisskb/src/drivers/iommu/io-pgtable-arm.c: In function '__arm_lpae_map': /kisskb/src/drivers/iommu/io-pgtable-arm.c:421:2: warning: 'cptep' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/super.c: In function 'ext4_fill_super': /kisskb/src/fs/ext4/super.c:4397:6: warning: 'first_not_zeroed' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c: In function 'f2fs_flush_nat_entries': /kisskb/src/fs/f2fs/node.c:2543:11: warning: 'nat_blk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c:2507:25: note: 'nat_blk' was declared here /kisskb/src/drivers/platform/goldfish/goldfish_pipe.c: In function 'goldfish_pipe_read_write': /kisskb/src/drivers/platform/goldfish/goldfish_pipe.c:483:3: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/platform/goldfish/goldfish_pipe.c:480:10: warning: 'consumed_size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/dir.c: In function 'ocfs2_dx_dir_rebalance': /kisskb/src/fs/ocfs2/dir.c:3686:4: warning: 'split_hash' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/dir.c:3722:12: note: 'split_hash' was declared here /kisskb/src/net/bluetooth/smp.c: In function 'smp_recv_cb': /kisskb/src/net/bluetooth/smp.c:2956:15: warning: 'reason' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/smp.c:2861:13: note: 'reason' was declared here /kisskb/src/net/bluetooth/smp.c: In function 'bt_selftest_smp': /kisskb/src/net/bluetooth/smp.c:3865:11: warning: 'duration' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/smp.c:3798:21: note: 'duration' was declared here /kisskb/src/net/bluetooth/l2cap_sock.c: In function 'l2cap_sock_accept': /kisskb/src/net/bluetooth/l2cap_sock.c:353:2: warning: 'nsk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/extent_io.c: In function 'end_bio_extent_readpage': /kisskb/src/fs/btrfs/extent_io.c:2653:32: warning: 'tree' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/devices/phram.c: In function 'phram_setup': /kisskb/src/drivers/mtd/devices/phram.c:107:16: warning: 'name' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/devices/phram.c:217:8: note: 'name' was declared here /kisskb/src/fs/ocfs2/file.c: In function 'ocfs2_setattr': /kisskb/src/fs/ocfs2/file.c:1303:29: warning: 'had_lock' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/xfs/xfs_log_recover.c: In function 'xlog_recover_buffer_pass2': /kisskb/src/include/linux/uuid.h:61:15: warning: 'uuid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/xfs/xfs_log_recover.c:2282:12: note: 'uuid' was declared here /kisskb/src/net/bluetooth/sco.c: In function 'sco_sock_accept': /kisskb/src/net/bluetooth/sco.c:675:2: warning: 'ch' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ceph/osd_client.c: In function 'decode_hoid': /kisskb/src/net/ceph/osd_client.c:1652:3: warning: 'struct_v' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/tree-log.c: In function 'btrfs_log_changed_extents': /kisskb/src/fs/btrfs/tree-log.c:4357:9: warning: 'start_slot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/tree-log.c:4338:6: note: 'start_slot' was declared here /kisskb/src/fs/ocfs2/refcounttree.c: In function 'ocfs2_new_leaf_refcount_block': /kisskb/src/fs/ocfs2/refcounttree.c:1606:6: warning: 'new_cpos' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ceph/osd_client.c: In function 'ceph_osdc_list_watchers': /kisskb/src/net/ceph/osd_client.c:4820:2: warning: 'struct_v' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ceph/osd_client.c:4808:5: note: 'struct_v' was declared here /kisskb/src/fs/ocfs2/refcounttree.c: In function 'ocfs2_decrease_refcount': /kisskb/src/fs/ocfs2/refcounttree.c:2313:6: warning: 'ref_blkno' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/infiniband/core/uverbs_main.c: In function 'ib_uverbs_write': /kisskb/src/drivers/infiniband/core/uverbs_main.c:795:28: warning: 'command' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/infiniband/core/uverbs_main.c:643:2: warning: 'extended' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/infiniband/core/uverbs_main.c:718:7: note: 'extended' was declared here /kisskb/src/fs/btrfs/ioctl.c: In function 'btrfs_dedupe_file_range': /kisskb/src/fs/btrfs/ioctl.c:3623:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/xattr.c: In function 'ocfs2_xattr_block_set': /kisskb/src/fs/ocfs2/xattr.c:3007:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/free-space-cache.c: In function 'setup_cluster_bitmap': /kisskb/src/fs/btrfs/free-space-cache.c:2847:5: warning: 'next_zero' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/free-space-cache.c:2793:16: note: 'next_zero' was declared here /kisskb/src/fs/btrfs/free-space-cache.c: In function '__load_free_space_cache': /kisskb/src/fs/btrfs/free-space-cache.c:749:3: warning: 'type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/qualcomm/emac/emac-mac.c: In function 'emac_mac_rx_process': /kisskb/src/drivers/net/ethernet/qualcomm/emac/emac-mac.c:1160:19: warning: 'rrd.word[2]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/qualcomm/emac/emac-mac.c:1142:4: warning: 'rrd.word[1]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/qualcomm/emac/emac-mac.c:1142:4: warning: 'rrd.word[0]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/nand/raw/nand_base.c: In function 'nand_match_ecc_req': /kisskb/src/drivers/mtd/nand/raw/nand_base.c:6211:18: warning: 'best_ecc_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/nand/raw/nand_base.c:6210:21: warning: 'best_strength' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/nand/raw/nand_base.c:6209:17: warning: 'best_step' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/nand/raw/nand_base.c: In function 'nand_maximize_ecc': /kisskb/src/drivers/mtd/nand/raw/nand_base.c:6284:18: warning: 'best_ecc_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mtd/nand/raw/nand_base.c:6283:21: warning: 'best_strength' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/gen_stats.c: In function '__gnet_stats_copy_basic': /kisskb/src/include/linux/seqlock.h:205:9: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/gen_stats.c:150:15: note: 'seq' was declared here /kisskb/src/fs/ocfs2/quota_local.c: In function 'ocfs2_create_local_dquot': /kisskb/src/fs/ocfs2/quota_local.c:948:45: warning: 'dchunk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/quota_local.c:926:33: note: 'dchunk' was declared here /kisskb/src/fs/ocfs2/suballoc.c: In function 'ocfs2_block_group_alloc': /kisskb/src/include/linux/err.h:36:9: warning: 'bg_bh' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/suballoc.c:441:22: note: 'bg_bh' was declared here /kisskb/src/net/core/skbuff.c: In function '___pskb_trim': /kisskb/src/net/core/skbuff.c:1766:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/uuid-tree.c: In function 'btrfs_uuid_tree_add': /kisskb/src/fs/btrfs/uuid-tree.c:139:21: warning: 'offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/uuid-tree.c:140:25: warning: 'eb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c: In function 'tun_get_user': /kisskb/src/drivers/net/tun.c:1835:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1545:2: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1745:46: note: 'linear' was declared here /kisskb/src/drivers/net/tun.c: In function 'tun_chr_ioctl': /kisskb/src/drivers/net/tun.c:2837:22: warning: 'tun' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:2812:21: note: 'tun' was declared here /kisskb/src/drivers/mtd/ubi/eba.c: In function 'try_write_vid_and_data': /kisskb/src/drivers/mtd/ubi/eba.c:1001:7: warning: 'opnum' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/flow_dissector.c: In function '__skb_flow_dissect': /kisskb/src/net/core/flow_dissector.c:789:7: warning: 'vlan' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/ref-verify.c: In function 'btrfs_build_ref_tree': /kisskb/src/fs/btrfs/ref-verify.c:552:3: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/ref-verify.c:514:35: note: 'ret' was declared here /kisskb/src/drivers/net/vxlan.c: In function 'vxlan_dev_configure': /kisskb/src/drivers/net/vxlan.c:3111:2: warning: 'lowerdev' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/vxlan.c:3145:21: note: 'lowerdev' was declared here /kisskb/src/fs/btrfs/send.c: In function 'get_first_ref': /kisskb/src/fs/btrfs/send.c:1751:2: warning: 'found_key.type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/send.c:1774:7: warning: 'found_key.offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/backref.c: In function 'tree_backref_for_extent': /kisskb/src/fs/btrfs/backref.c:1830:3: warning: 'type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/rtnetlink.c: In function 'do_setvfinfo': /kisskb/src/net/core/rtnetlink.c:2120:29: warning: 'ivvl[len]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/macsec.c: In function 'macsec_handle_frame': /kisskb/src/drivers/net/macsec.c:1255:17: warning: 'rx_sc' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3161:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/ip_output.c: In function 'ip_output': /kisskb/src/net/ipv4/ip_output.c:405:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/ip_output.c: In function 'ip_mc_output': /kisskb/src/include/linux/netfilter.h:272:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netlink/af_netlink.c: In function 'netlink_dump': /kisskb/src/net/netlink/af_netlink.c:2222:13: warning: 'alloc_size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/tcp.c: In function 'do_tcp_sendpages': /kisskb/src/net/ipv4/tcp.c:987:3: warning: 'copy' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/tcp_input.c: In function 'tcp_clean_rtx_queue': /kisskb/src/include/net/tcp.h:740:9: warning: 'last_ackt' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/tcp_input.c:3049:18: note: 'last_ackt' was declared here /kisskb/src/net/core/devlink.c: In function 'devlink_nl_cmd_sb_pool_set_doit': /kisskb/src/net/core/devlink.c:993:3: warning: 'threshold_type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/devlink.c:1003:33: note: 'threshold_type' was declared here /kisskb/src/net/mac802154/llsec.c: In function 'mac802154_llsec_decrypt': /kisskb/src/net/mac802154/llsec.c:1027:2: warning: 'seclevel.sec_levels' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/mac802154/llsec.c:1027:2: warning: 'seclevel.device_override' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ncsi/ncsi-manage.c: In function 'ncsi_configure_channel': /kisskb/src/net/ncsi/ncsi-manage.c:630:16: warning: 'vid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ncsi/ncsi-manage.c:587:6: note: 'vid' was declared here /kisskb/src/net/ipv4/tcp.c: In function 'do_tcp_getsockopt': /kisskb/src/net/ipv4/tcp.c:1822:18: warning: 'tp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/tcp.c:1759:19: note: 'tp' was declared here /kisskb/src/net/ipv4/tcp.c:1826:15: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/tcp.c:1756:18: note: 'seq' was declared here /kisskb/src/net/netlink/genetlink.c: In function 'genl_validate_assign_mc_groups': /kisskb/src/net/netlink/genetlink.c:223:23: warning: 'first_id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netfilter/nfnetlink_queue.c: In function '__nfqnl_enqueue_packet': /kisskb/src/net/netfilter/nfnetlink_queue.c:684:17: warning: 'packet_id_ptr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/packet/af_packet.c: In function 'packet_sendmsg': /kisskb/src/net/packet/af_packet.c:2677:31: warning: 'data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/packet/af_packet.c:2605:8: note: 'data' was declared here /kisskb/src/net/openvswitch/datapath.c: In function 'queue_userspace_packet': /kisskb/src/net/openvswitch/datapath.c:520:2: warning: 'err' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ip.c:215:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ip6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ip.c:78:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ip4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/xfrm4_output.c: In function 'xfrm4_output': /kisskb/src/net/ipv4/xfrm4_output.c:103:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ipmark.c:207:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ipmark6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ipmac.c:200:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ipmac6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ipmark.c:81:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ipmark4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ipmac.c:87:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ipmac4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netfilter/nf_tables_api.c: In function 'nf_tables_dump_set': /kisskb/src/net/netfilter/nf_tables_api.c:3833:16: warning: 'set' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ipport.c:246:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ipport6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ipport.c:88:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ipport4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netfilter/ipvs/ip_vs_sync.c: In function 'ip_vs_sync_conn': /kisskb/src/net/netfilter/ipvs/ip_vs_sync.c:713:10: warning: 'm' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netfilter/nft_payload.c: In function 'nft_payload_set_eval': /kisskb/src/net/netfilter/nft_payload.c:246:2: warning: 'l4csum_offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netfilter/nft_payload.c:220:6: note: 'l4csum_offset' was declared here In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ipportip.c:256:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ipportip6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ipportip.c:90:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ipportip4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/tls/tls_sw.c: In function 'tls_sw_recvmsg': /kisskb/src/net/tls/tls_sw.c:796:10: warning: 'control' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ipportnet.c:385:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ipportnet6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_ipportnet.c:134:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_ipportnet4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_mac.c:73:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_mac4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_netiface.c:362:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_netiface6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_netiface.c:136:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_netiface4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/sctp/output.c: In function 'sctp_packet_config': /kisskb/src/include/net/sock.h:1863:19: warning: 'sk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/sctp/output.c:94:15: note: 'sk' was declared here In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_netport.c:345:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_netport6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_netport.c:129:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_netport4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_net.c:281:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_net6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_net.c:113:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_net4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netfilter/xt_cgroup.c: In function 'cgroup_mt_destroy_v1': /kisskb/src/include/linux/percpu-refcount.h:282:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:277:26: note: 'percpu_count' was declared here /kisskb/src/net/rxrpc/output.c: In function 'rxrpc_send_data_packet': /kisskb/src/net/rxrpc/output.c:489:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_netnet.c:366:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_netnet6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_netnet.c:132:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_netnet4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_netportnet.c:422:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_netportnet6_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/net/netfilter/ipset/ip_set_hash_netportnet.c:143:0: /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h: In function 'hash_netportnet4_resize': /kisskb/src/net/netfilter/ipset/ip_set_hash_gen.h:631:21: warning: 'ht' may be used uninitialized in this function [-Wuninitialized] Makefile:146: recipe for target 'sub-make' failed make: * [sub-make] Error 2 Command 'make -s -j 48 ARCH=arm O=/kisskb/build/linus-rand_arm-randconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus-rand_arm-randconfig_arm # Build took: 0:03:09.443273

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