Buildresult: powerpc-fixes/mpc83xx_defconfig/powerpc-gcc4.6 built on Jan 12 2019, 00:00
kisskb
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Status:
OK
Date/Time:
Jan 12 2019, 00:00
Duration:
0:00:46.426259
Builder:
ka1
Revision:
powerpc/powernv/npu: Fix oops in pnv_try_setup_npu_table_group() (
6bca515917515b66b7e1dfc1d1d3b7bd8058315c)
Target:
powerpc-fixes/mpc83xx_defconfig/powerpc-gcc4.6
Branch:
powerpc-fixes
Compiler:
powerpc-gcc4.6
(powerpc-linux-gcc (GCC) 4.6.3 / GNU ld (GNU Binutils) 2.22)
Config:
mpc83xx_defconfig
(
download
)
Log:
Download original
Possible warnings (6)
kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] drivers/i2c/i2c-core-base.c:235:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/base/regmap/regmap.c:2594:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/base/regmap/regmap.c:1855:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/tty/serial/8250/8250_core.c:247:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized]
Full Log
# git rev-parse -q --verify 6bca515917515b66b7e1dfc1d1d3b7bd8058315c^{commit} 6bca515917515b66b7e1dfc1d1d3b7bd8058315c already have revision, skipping fetch # git checkout -q -f -B kisskb 6bca515917515b66b7e1dfc1d1d3b7bd8058315c # git clean -qxdf # < git log -1 # commit 6bca515917515b66b7e1dfc1d1d3b7bd8058315c # Author: Frederic Barrat <fbarrat@linux.ibm.com> # Date: Wed Jan 9 16:13:42 2019 +0100 # # powerpc/powernv/npu: Fix oops in pnv_try_setup_npu_table_group() # # With a recent change around IOMMU group, a system with an opencapi # adapter is no longer booting and we get a kernel oops: # # BUG: Kernel NULL pointer dereference at 0x00000028 # Faulting instruction address: 0xc0000000000aa38c # ... # NIP pnv_try_setup_npu_table_group+0x1c/0x1a0 # LR pnv_pci_ioda_fixup+0x1f8/0x660 # Call Trace: # pnv_try_setup_npu_table_group+0x60/0x # pnv_pci_ioda_fixup+0x20c/0x660 # pcibios_resource_survey+0x2c8/0x31c # pcibios_init+0xb0/0xe4 # do_one_initcall+0x64/0x264 # kernel_init_freeable+0x36c/0x468 # kernel_init+0x2c/0x148 # ret_from_kernel_thread+0x5c/0x68 # # An opencapi device is using a device PE, so the current code breaks # because pe->pbus is not defined. # # More generally, there's no need to define an IOMMU group for opencapi, # as the device sends real addresses directly (admittedly, the # virtualization story is yet to be written). So let's fix it by # skipping the IOMMU group setup for opencapi PHBs. # # Fixes: 0bd971676e68 ("powerpc/powernv/npu: Add compound IOMMU groups") # Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com> # Reviewed-by: Greg Kurz <groug@kaod.org> # Reviewed-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com> # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version # < git log --format=%s --max-count=1 6bca515917515b66b7e1dfc1d1d3b7bd8058315c # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_mpc83xx_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- mpc83xx_defconfig # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_mpc83xx_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:186:16: warning: 'old' 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/drivers/i2c/i2c-core-base.c: In function 'i2c_generic_scl_recovery': /kisskb/src/drivers/i2c/i2c-core-base.c:235:5: 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:2594:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1855:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq': /kisskb/src/drivers/tty/serial/8250/8250_core.c:247:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c:227:19: note: 'i' was declared here INFO: Uncompressed kernel (size 0x6374f4) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x700000) INFO: Uncompressed kernel (size 0x6374f4) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x700000) INFO: Uncompressed kernel (size 0x6374f4) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x700000) INFO: Uncompressed kernel (size 0x6374f4) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x700000) INFO: Uncompressed kernel (size 0x6374f4) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x700000) INFO: Uncompressed kernel (size 0x6374f4) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x700000) INFO: Uncompressed kernel (size 0x6374f4) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x700000) INFO: Uncompressed kernel (size 0x626e48) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x700000) Image Name: Linux-5.0.0-rc1-g6bca51591751 Created: Sat Jan 12 00:01:01 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 3126823 Bytes = 3053.54 KiB = 2.98 MiB Load Address: 00000000 Entry Point: 00000000 Image Name: Linux-5.0.0-rc1-g6bca51591751 Created: Sat Jan 12 00:01:01 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 3156549 Bytes = 3082.57 KiB = 3.01 MiB Load Address: 00700000 Entry Point: 00700290 Image Name: Linux-5.0.0-rc1-g6bca51591751 Created: Sat Jan 12 00:01:01 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 3156408 Bytes = 3082.43 KiB = 3.01 MiB Load Address: 00700000 Entry Point: 00700290 Image Name: Linux-5.0.0-rc1-g6bca51591751 Created: Sat Jan 12 00:01:01 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 3156698 Bytes = 3082.71 KiB = 3.01 MiB Load Address: 00700000 Entry Point: 00700290 Image Name: Linux-5.0.0-rc1-g6bca51591751 Created: Sat Jan 12 00:01:01 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 3156629 Bytes = 3082.65 KiB = 3.01 MiB Load Address: 00700000 Entry Point: 00700290 Image Name: Linux-5.0.0-rc1-g6bca51591751 Created: Sat Jan 12 00:01:01 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 3156678 Bytes = 3082.69 KiB = 3.01 MiB Load Address: 00700000 Entry Point: 00700290 Image Name: Linux-5.0.0-rc1-g6bca51591751 Created: Sat Jan 12 00:01:01 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 3156432 Bytes = 3082.45 KiB = 3.01 MiB Load Address: 00700000 Entry Point: 00700290 Completed OK # rm -rf /kisskb/build/powerpc-fixes_mpc83xx_defconfig_powerpc-gcc4.6 # Build took: 0:00:46.426259
© Michael Ellerman 2006-2018.