Buildresult: powerpc-next/pmac32_defconfig+kexec/powerpc-gcc5 built on May 18 2018, 03:55
kisskb
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Status:
OK
Date/Time:
May 18 2018, 03:55
Duration:
0:00:31.577473
Builder:
ka4
Revision:
powerpc/powernv: Fix opal_event_shutdown() called with interrupts disabled (
c0beffc4f4c658fde86d52c837e784326e9cc875)
Target:
powerpc-next/pmac32_defconfig+kexec/powerpc-gcc5
Branch:
powerpc-next
Compiler:
powerpc-gcc5
(powerpc64-linux-gcc (GCC) 5.3.0)
Config:
pmac32_defconfig+kexec
(
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Log:
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Possible warnings (1)
include/sound/control.h:223:9: warning: 'speaker_vol' may be used uninitialized in this function [-Wmaybe-uninitialized]
Full Log
# git rev-parse -q --verify c0beffc4f4c658fde86d52c837e784326e9cc875^{commit} c0beffc4f4c658fde86d52c837e784326e9cc875 already have revision, skipping fetch # git checkout -q -f -B kisskb c0beffc4f4c658fde86d52c837e784326e9cc875 # git clean -qxdf # < git log -1 # commit c0beffc4f4c658fde86d52c837e784326e9cc875 # Author: Nicholas Piggin <npiggin@gmail.com> # Date: Tue May 15 01:59:46 2018 +1000 # # powerpc/powernv: Fix opal_event_shutdown() called with interrupts disabled # # A kernel crash in process context that calls emergency_restart from # panic will end up calling opal_event_shutdown with interrupts disabled # but not in interrupt. This causes a sleeping function to be called # which gives the following warning with sysrq+c: # # Rebooting in 10 seconds.. # BUG: sleeping function called from invalid context at kernel/locking/mutex.c:238 # in_atomic(): 0, irqs_disabled(): 1, pid: 7669, name: bash # CPU: 20 PID: 7669 Comm: bash Tainted: G D W 4.17.0-rc5+ #3 # Call Trace: # dump_stack+0xb0/0xf4 (unreliable) # ___might_sleep+0x174/0x1a0 # mutex_lock+0x38/0xb0 # __free_irq+0x68/0x460 # free_irq+0x70/0xc0 # opal_event_shutdown+0xb4/0xf0 # opal_shutdown+0x24/0xa0 # pnv_shutdown+0x28/0x40 # machine_shutdown+0x44/0x60 # machine_restart+0x28/0x80 # emergency_restart+0x30/0x50 # panic+0x2a0/0x328 # oops_end+0x1ec/0x1f0 # bad_page_fault+0xe8/0x154 # handle_page_fault+0x34/0x38 # --- interrupt: 300 at sysrq_handle_crash+0x44/0x60 # LR = __handle_sysrq+0xfc/0x260 # flag_spec.62335+0x12b844/0x1e8db4 (unreliable) # __handle_sysrq+0xfc/0x260 # write_sysrq_trigger+0xa8/0xb0 # proc_reg_write+0xac/0x110 # __vfs_write+0x6c/0x240 # vfs_write+0xd0/0x240 # ksys_write+0x6c/0x110 # # Fixes: 9f0fd0499d30 ("powerpc/powernv: Add a virtual irqchip for opal events") # Signed-off-by: Nicholas Piggin <npiggin@gmail.com> # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < git log --format=%s --max-count=1 c0beffc4f4c658fde86d52c837e784326e9cc875 # < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_pmac32_defconfig+kexec_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux- pmac32_defconfig # Added to kconfig configs/2006/11/29/pmac32_defconfigkexec # yes \n | make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_pmac32_defconfig+kexec_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux- oldconfig yes: standard output: Broken pipe yes: write error # make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_pmac32_defconfig+kexec_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux- In file included from /kisskb/src/sound/ppc/pmac.h:25:0, from /kisskb/src/sound/ppc/awacs.c:29: /kisskb/src/sound/ppc/awacs.c: In function 'snd_pmac_awacs_init': /kisskb/src/include/sound/control.h:223:9: warning: 'speaker_vol' may be used uninitialized in this function [-Wmaybe-uninitialized] return _snd_ctl_add_slave(master, slave, 0); ^ /kisskb/src/sound/ppc/awacs.c:886:36: note: 'speaker_vol' was declared here struct snd_kcontrol *master_vol, *speaker_vol; ^ INFO: Uncompressed kernel (size 0x89e3d8) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x900000) Completed OK # rm -rf /kisskb/build/powerpc-next_pmac32_defconfig+kexec_powerpc-5.3 # Build took: 0:00:31.577473
© Michael Ellerman 2006-2018.