Buildresult: linus-rand/x86_64-randconfig/x86_64-gcc8 built on Dec 9 2020, 15:18

kisskb

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Status:	Failed
Date/Time:	Dec 9 2020, 15:18
Duration:	0:13:44.354605
Builder:	ka4
Revision:	afs: Fix memory leak when mounting with multiple source parameters (`4cb682964706deffb4861f0a91329ab3a705039f)`
Target:	linus-rand/x86_64-randconfig/x86_64-gcc8
Branch:	linus-rand
Compiler:	x86_64-gcc8 (x86_64-linux-gcc (GCC) 8.1.0 / GNU ld (GNU Binutils) 2.30)
Config:	randconfig (download)
Log:	Download original Possible errors cat: write error: Broken pipe make[3]: * [arch/x86/boot/compressed/Makefile:134: arch/x86/boot/compressed/vmlinux.bin.zst] Error 127 make[2]: * [arch/x86/boot/Makefile:115: arch/x86/boot/compressed/vmlinux] Error 2 make[1]: * [arch/x86/Makefile:266: bzImage] Error 2 make: * [Makefile:185: __sub-make] Error 2 No warnings found in log. Full Log # git rev-parse -q --verify 4cb682964706deffb4861f0a91329ab3a705039f^{commit} 4cb682964706deffb4861f0a91329ab3a705039f already have revision, skipping fetch # git checkout -q -f -B kisskb 4cb682964706deffb4861f0a91329ab3a705039f # git clean -qxdf # < git log -1 # commit 4cb682964706deffb4861f0a91329ab3a705039f # Author: David Howells <dhowells@redhat.com> # Date: Tue Dec 8 23:52:03 2020 +0000 # # afs: Fix memory leak when mounting with multiple source parameters # # There's a memory leak in afs_parse_source() whereby multiple source= # parameters overwrite fc->source in the fs_context struct without freeing # the previously recorded source. # # Fix this by only permitting a single source parameter and rejecting with # an error all subsequent ones. # # This was caught by syzbot with the kernel memory leak detector, showing # something like the following trace: # # unreferenced object 0xffff888114375440 (size 32): # comm "repro", pid 5168, jiffies 4294923723 (age 569.948s) # backtrace: # slab_post_alloc_hook+0x42/0x79 # __kmalloc_track_caller+0x125/0x16a # kmemdup_nul+0x24/0x3c # vfs_parse_fs_string+0x5a/0xa1 # generic_parse_monolithic+0x9d/0xc5 # do_new_mount+0x10d/0x15a # do_mount+0x5f/0x8e # __do_sys_mount+0xff/0x127 # do_syscall_64+0x2d/0x3a # entry_SYSCALL_64_after_hwframe+0x44/0xa9 # # Fixes: 13fcc6837049 ("afs: Add fs_context support") # Reported-by: syzbot+86dc6632faaca40133ab@syzkaller.appspotmail.com # Signed-off-by: David Howells <dhowells@redhat.com> # cc: Randy Dunlap <rdunlap@infradead.org> # Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld --version # < git log --format=%s --max-count=1 4cb682964706deffb4861f0a91329ab3a705039f # < make -s -j 10 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- randconfig KCONFIG_SEED=0x4C914CB0 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_GCC_PLUGIN_CYC_COMPLEXITY=n # Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n # Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n # yes \n \| make -s -j 10 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- oldconfig yes: standard output: Broken pipe # make -s -j 10 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- /bin/sh: 1: zstd: not found cat: write error: Broken pipe make[3]: * [/kisskb/src/arch/x86/boot/compressed/Makefile:134: arch/x86/boot/compressed/vmlinux.bin.zst] Error 127 make[3]: * Deleting file 'arch/x86/boot/compressed/vmlinux.bin.zst' make[3]: * Waiting for unfinished jobs.... make[2]: * [/kisskb/src/arch/x86/boot/Makefile:115: arch/x86/boot/compressed/vmlinux] Error 2 make[1]: * [arch/x86/Makefile:266: bzImage] Error 2 make[1]: * Waiting for unfinished jobs.... make: *** [Makefile:185: __sub-make] Error 2 Command 'make -s -j 10 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 # Build took: 0:13:44.354605

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