[lkp] [mm] b1f58b69ba: BUG: sleeping function called from invalid context at mm/vmalloc.c:667
FYI, we noticed the following commit:
https://github.com/0day-ci/linux
Joel-Fernandes/mm-vmalloc-Replace-purge_lock-spinlock-with-atomic-refcount/20161015-184633
commit b1f58b69ba586afbe70d2f3931370fc1f701d1c2 ("mm: vmalloc: Replace
purge_lock spinlock with atomic refcount")
in testcase: boot
on test machine: qemu-system-x86_64 -enable-kvm -smp 2 -m 512M
caused below changes:
++++
||
fe4cd888f7 | b1f58b69ba |
++++
| boot_successes |
8 | 5 |
| boot_failures |
14 | 17 |
| Kernel_panic-not_syncing:VFS:Unable_to_mount_root_fs_on_unknown-block(#,#) |
2 ||
| calltrace:prepare_namespace|
2 ||
| BUG:kernel_reboot-without-warning_in_test_stage|
12 | 3 |
| BUG:sleeping_function_called_from_invalid_context_at_mm/vmalloc.c |
0 | 14 |
| invoked_oom-killer:gfp_mask=0x |
0 | 1 |
| Mem-Info |
0 | 1 |
++++
[init] Using pid_max = 32768
[init] Started watchdog process, PID is 9385
[main] Main thread is alive.
[ 13.986544] BUG: sleeping function called from invalid context at
mm/vmalloc.c:667
[ 13.988089] in_atomic(): 1, irqs_disabled(): 0, pid: 0, name: swapper/0
[ 13.989281] 1 lock held by swapper/0/0:
[ 13.989935] #0:
[ 13.990281] (
vmap_area_lock
[ 13.990772] ){..}
, at:
[ 13.991264] [] __purge_vmap_area_lazy+0x28e/0x306
[ 13.992284] CPU: 0 PID: 0 Comm: swapper/0 Not tainted
4.8.0-mm1-00158-gb1f58b6 #1
[ 13.993297] 81c03d08 8131753a 81c0b540
880014581360
[ 13.994371] 81c03d20 8108d64c 880014581120
81c03d88
[ 13.995439] 81112b31 811124e6 81c03db0
81112723
[ 13.996570] Call Trace:
[ 13.996933] [] dump_stack+0x79/0x95
[ 13.997631] [] ___might_sleep+0x110/0x11f
[ 13.998395] [] __purge_vmap_area_lazy+0x2d3/0x306
[ 13.999242] [] ? pmd_offset+0x19/0x49
[ 14.08] [] free_vmap_area_noflush+0x6d/0x72
[ 14.000834] [] remove_vm_area+0x84/0x90
[ 14.001575] [] __vunmap+0x36/0xae
[ 14.002247] [] vfree+0x5f/0x62
[ 14.002885] [] free_thread_stack+0x54/0xcb
[ 14.003656] [] put_task_stack+0x2a/0x4f
[ 14.004451] [] finish_task_switch+0x188/0x1b4
[ 14.005278] [] __schedule+0x3c8/0x4a7
[ 14.006014] [] schedule+0x84/0x95
[ 14.006676] [] schedule_preempt_disabled+0x10/0x19
[ 14.007544] [] cpu_startup_entry+0x1c7/0x1cc
[ 14.008386] [] rest_init+0xb3/0xb9
[ 14.009086] [] start_kernel+0x43a/0x447
[ 14.009812] [] ? early_idt_handler_array+0x120/0x120
[ 14.010702] [] x86_64_start_reservations+0x38/0x3a
[ 14.011564] [] x86_64_start_kernel+0x10a/0x117
[main] Setsockopt(1 6 16ba000 5a) on fd 7 [1:2:1]
[main] Setsockopt(1 9 16ba000 e3) on fd 9 [16:3:2]
[main] Setsockopt(1 2d 16ba000 4) on fd 10 [1:1:1]
Thanks,
Xiaolong
#
# Automatically generated file; DO NOT EDIT.
# Linux/x86_64 4.8.0-mm1 Kernel Configuration
#
CONFIG_64BIT=y
CONFIG_X86_64=y
CONFIG_X86=y
CONFIG_INSTRUCTION_DECODER=y
CONFIG_OUTPUT_FORMAT="elf64-x86-64"
CONFIG_ARCH_DEFCONFIG="arch/x86/configs/x86_64_defconfig"
CONFIG_LOCKDEP_SUPPORT=y
CONFIG_STACKTRACE_SUPPORT=y
CONFIG_MMU=y
CONFIG_ARCH_MMAP_RND_BITS_MIN=28
CONFIG_ARCH_MMAP_RND_BITS_MAX=32
CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=8
CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=16
CONFIG_NEED_DMA_MAP_STATE=y
CONFIG_NEED_SG_DMA_LENGTH=y
CONFIG_GENERIC_ISA_DMA=y
CONFIG_GENERIC_BUG=y
CONFIG_GENERIC_BUG_RELATIVE_POINTERS=y
CONFIG_GENERIC_HWEIGHT=y
CONFIG_ARCH_MAY_HAVE_PC_FDC=y
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_ARCH_HAS_CPU_RELAX=y
CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y
CONFIG_HAVE_SETUP_PER_CPU_AREA=y
CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y
CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK=y
CONFIG_ARCH_HIBERNATION_POSSIBLE=y
CONFIG_ARCH_SUSPEND_POSSIBLE=y
CONFIG_ARCH_WANT_HUGE_PMD_SHARE=y
CONFIG_ARCH_WANT_GENERAL_HUGETLB=y
CONFIG_ZONE_DMA32=y
CONFIG_AUDIT_ARCH=y
CONFIG_ARCH_SUPPORTS_OPTIMIZED_INLINING=y
CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
CONFIG_X86_64_SMP=y
CONFIG_ARCH_SUPPORTS_UPROBES=y
CONFIG_FIX_EARLYCON_MEM=y
CONFIG_DEBUG_RODATA=y
CONFIG_PGTABLE_LEVELS=4
CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
CONFIG_CONSTRUCTORS=y
CONFIG_IRQ_WORK=y
CONFIG_BUILDTIME_EXTABLE_SORT=y
[lkp] [mm] b1f58b69ba: BUG: sleeping function called from invalid context at mm/vmalloc.c:667
FYI, we noticed the following commit:
https://github.com/0day-ci/linux
Joel-Fernandes/mm-vmalloc-Replace-purge_lock-spinlock-with-atomic-refcount/20161015-184633
commit b1f58b69ba586afbe70d2f3931370fc1f701d1c2 ("mm: vmalloc: Replace
purge_lock spinlock with atomic refcount")
in testcase: boot
on test machine: qemu-system-x86_64 -enable-kvm -smp 2 -m 512M
caused below changes:
++++
||
fe4cd888f7 | b1f58b69ba |
++++
| boot_successes |
8 | 5 |
| boot_failures |
14 | 17 |
| Kernel_panic-not_syncing:VFS:Unable_to_mount_root_fs_on_unknown-block(#,#) |
2 ||
| calltrace:prepare_namespace|
2 ||
| BUG:kernel_reboot-without-warning_in_test_stage|
12 | 3 |
| BUG:sleeping_function_called_from_invalid_context_at_mm/vmalloc.c |
0 | 14 |
| invoked_oom-killer:gfp_mask=0x |
0 | 1 |
| Mem-Info |
0 | 1 |
++++
[init] Using pid_max = 32768
[init] Started watchdog process, PID is 9385
[main] Main thread is alive.
[ 13.986544] BUG: sleeping function called from invalid context at
mm/vmalloc.c:667
[ 13.988089] in_atomic(): 1, irqs_disabled(): 0, pid: 0, name: swapper/0
[ 13.989281] 1 lock held by swapper/0/0:
[ 13.989935] #0:
[ 13.990281] (
vmap_area_lock
[ 13.990772] ){..}
, at:
[ 13.991264] [] __purge_vmap_area_lazy+0x28e/0x306
[ 13.992284] CPU: 0 PID: 0 Comm: swapper/0 Not tainted
4.8.0-mm1-00158-gb1f58b6 #1
[ 13.993297] 81c03d08 8131753a 81c0b540
880014581360
[ 13.994371] 81c03d20 8108d64c 880014581120
81c03d88
[ 13.995439] 81112b31 811124e6 81c03db0
81112723
[ 13.996570] Call Trace:
[ 13.996933] [] dump_stack+0x79/0x95
[ 13.997631] [] ___might_sleep+0x110/0x11f
[ 13.998395] [] __purge_vmap_area_lazy+0x2d3/0x306
[ 13.999242] [] ? pmd_offset+0x19/0x49
[ 14.08] [] free_vmap_area_noflush+0x6d/0x72
[ 14.000834] [] remove_vm_area+0x84/0x90
[ 14.001575] [] __vunmap+0x36/0xae
[ 14.002247] [] vfree+0x5f/0x62
[ 14.002885] [] free_thread_stack+0x54/0xcb
[ 14.003656] [] put_task_stack+0x2a/0x4f
[ 14.004451] [] finish_task_switch+0x188/0x1b4
[ 14.005278] [] __schedule+0x3c8/0x4a7
[ 14.006014] [] schedule+0x84/0x95
[ 14.006676] [] schedule_preempt_disabled+0x10/0x19
[ 14.007544] [] cpu_startup_entry+0x1c7/0x1cc
[ 14.008386] [] rest_init+0xb3/0xb9
[ 14.009086] [] start_kernel+0x43a/0x447
[ 14.009812] [] ? early_idt_handler_array+0x120/0x120
[ 14.010702] [] x86_64_start_reservations+0x38/0x3a
[ 14.011564] [] x86_64_start_kernel+0x10a/0x117
[main] Setsockopt(1 6 16ba000 5a) on fd 7 [1:2:1]
[main] Setsockopt(1 9 16ba000 e3) on fd 9 [16:3:2]
[main] Setsockopt(1 2d 16ba000 4) on fd 10 [1:1:1]
Thanks,
Xiaolong
#
# Automatically generated file; DO NOT EDIT.
# Linux/x86_64 4.8.0-mm1 Kernel Configuration
#
CONFIG_64BIT=y
CONFIG_X86_64=y
CONFIG_X86=y
CONFIG_INSTRUCTION_DECODER=y
CONFIG_OUTPUT_FORMAT="elf64-x86-64"
CONFIG_ARCH_DEFCONFIG="arch/x86/configs/x86_64_defconfig"
CONFIG_LOCKDEP_SUPPORT=y
CONFIG_STACKTRACE_SUPPORT=y
CONFIG_MMU=y
CONFIG_ARCH_MMAP_RND_BITS_MIN=28
CONFIG_ARCH_MMAP_RND_BITS_MAX=32
CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=8
CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=16
CONFIG_NEED_DMA_MAP_STATE=y
CONFIG_NEED_SG_DMA_LENGTH=y
CONFIG_GENERIC_ISA_DMA=y
CONFIG_GENERIC_BUG=y
CONFIG_GENERIC_BUG_RELATIVE_POINTERS=y
CONFIG_GENERIC_HWEIGHT=y
CONFIG_ARCH_MAY_HAVE_PC_FDC=y
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_ARCH_HAS_CPU_RELAX=y
CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y
CONFIG_HAVE_SETUP_PER_CPU_AREA=y
CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y
CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK=y
CONFIG_ARCH_HIBERNATION_POSSIBLE=y
CONFIG_ARCH_SUSPEND_POSSIBLE=y
CONFIG_ARCH_WANT_HUGE_PMD_SHARE=y
CONFIG_ARCH_WANT_GENERAL_HUGETLB=y
CONFIG_ZONE_DMA32=y
CONFIG_AUDIT_ARCH=y
CONFIG_ARCH_SUPPORTS_OPTIMIZED_INLINING=y
CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
CONFIG_X86_64_SMP=y
CONFIG_ARCH_SUPPORTS_UPROBES=y
CONFIG_FIX_EARLYCON_MEM=y
CONFIG_DEBUG_RODATA=y
CONFIG_PGTABLE_LEVELS=4
CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
CONFIG_CONSTRUCTORS=y
CONFIG_IRQ_WORK=y
CONFIG_BUILDTIME_EXTABLE_SORT=y
