Re: [gpio] 86ea8a95a4: kernel BUG at drivers/base/driver.c:153!
On Mon, May 30, 2016 at 10:44:39PM -0400, William Breathitt Gray wrote:
>On Tue, May 31, 2016 at 10:24:54AM +0800, kernel test robot wrote:
>>
>>
>>FYI, we noticed the following commit:
>>
>>https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
>>commit 86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e ("gpio: 104-idio-16: Utilize
>>the ISA bus driver")
>>
>>
>>on test machine: vm-vp-quantal-i386: 1 threads qemu-system-i386 -enable-kvm
>>-cpu Haswell,+smep,+smap with 360M memory
>>
>>caused below changes:
>>
>>
>>+--+++
>>| |
>>72bf7443ba | 86ea8a95a4 |
>>+--+++
>>| boot_successes | 0
>> | 0 |
>>| boot_failures| 12
>> | 12 |
>>| invoked_oom-killer:gfp_mask=0x | 12
>> ||
>>| Mem-Info | 12
>> ||
>>| Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 12
>> ||
>>| backtrace:btrfs_test_extent_io | 12
>> ||
>>| backtrace:init_btrfs_fs | 12
>> ||
>>| backtrace:kernel_init_freeable | 12
>> | 12 |
>>| page_allocation_failure:order:#,mode:#(GFP_KERNEL|__GFP_NORETRY) | 1
>> ||
>>| warn_alloc_failed+0x | 1
>> ||
>>| backtrace:ring_buffer_consumer_thread| 1
>> ||
>>| kernel_BUG_at_drivers/base/driver.c | 0
>> | 12 |
>>| invalid_opcode:#[##]SMP_DEBUG_PAGEALLOC | 0
>> | 12 |
>>| EIP_is_at_driver_register| 0
>> | 12 |
>>| Kernel_panic-not_syncing:Fatal_exception | 0
>> | 12 |
>>| backtrace:isa_register_driver| 0
>> | 12 |
>>| backtrace:idio_16_driver_init| 0
>> | 12 |
>>+--+++
>>
>>
>>
>>[ 10.002548] xz_dec_test: module loaded
>>[ 10.003490] xz_dec_test: Create a device node with 'mknod xz_dec_test c
>>250 0' and write .xz files to it.
>>[ 10.005742] [ cut here ]
>>[ 10.006773] kernel BUG at drivers/base/driver.c:153!
>>[ 10.008042] invalid opcode: [#1] SMP DEBUG_PAGEALLOC
>>[ 10.009379] CPU: 0 PID: 1 Comm: swapper/0 Not tainted
>>4.6.0-rc4-00031-g86ea8a9 #1
>>[ 10.011155] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS
>>Debian-1.8.2-1 04/01/2014
>>[ 10.013090] task: d3e6e000 ti: d3e78000 task.ti: d3e78000
>>[ 10.014213] EIP: 0060:[] EFLAGS: 00010246 CPU: 0
>>[ 10.015351] EIP is at driver_register+0x29/0xbc
>>[ 10.016365] EAX: c1ec186c EBX: c1dea3d8 ECX: EDX: 0001
>>[ 10.017576] ESI: EDI: c9fb9340 EBP: d3e79f00 ESP: d3e79ef8
>>[ 10.018782] DS: 007b ES: 007b FS: 00d8 GS: SS: 0068
>>[ 10.019897] CR0: 80050033 CR2: CR3: 01fed000 CR4: 000406d0
>>[ 10.021104] Stack:
>>[ 10.021834] c1dea3c0 d3e79f20 c15dedf7 0286
>>0286 c1f23128
>>[ 10.024194] c9fb9340 d3e79f28 c1f2313b d3e79f84 c1ee7c5b
>>d4d7a500
>>[ 10.026562] d3e79f00 c106ee1e c1d83ad4 00060006 c1d80bf4
>>0259 d4d7a5f8
>>[ 10.028924] Call Trace:
>>[ 10.029702] [] isa_register_driver+0x2b/0x11a
>>[ 10.030806] [] ? gpiolib_debugfs_init+0x1f/0x1f
>>[ 10.031929] [] idio_16_driver_init+0x13/0x15
>>[ 10.033028] [] do_one_initcall+0xf7/0x1a4
>>[ 10.034092] [] ? parse_args+0x282/0x38b
>>[ 10.035143] [] ? kernel_init_freeable+0x171/0x212
>>[ 10.036287] [] kernel_init_freeable+0x194/0x212
>>[ 10.037418] [] kernel_init+0xd/0xd5
>>[ 10.038424] [] ret_from_kernel_thread+0x21/0x38
>>[ 10.039547] [] ? rest_init+0x116/0x116
>>[ 10.040576] Code: 5d c3 55 89 e5 56 53 3e 8d 74 26 00 31 d2 89 c3 8b 40 04
>>8b 70 48 b8 6c 18 ec c1 85 f6 0f 94 c2 31 c9 e8 08 1c b2 ff 85 f6 75 02 <0f>
>>0b 8b 43 04 83 78 24 00 74 06 83 7b 20 00 75 18 83 78 28 00
>>[ 10.048568] EIP: [] driver_register+0x29/0xbc SS:ESP
>>0068:d3e79ef8
>>[ 10.050047] ---[ end trace 7b29a3068007f652 ]---
>>[ 10.066206] Kernel panic - not syncing: Fatal exception
>>
>>
>>FYI, raw QEMU command line is:
>>
>> qemu-system-i386 -enable-kvm -cpu Haswell,+smep,+smap -kernel
>>
Re: [gpio] 86ea8a95a4: kernel BUG at drivers/base/driver.c:153!
On Mon, May 30, 2016 at 10:44:39PM -0400, William Breathitt Gray wrote:
>On Tue, May 31, 2016 at 10:24:54AM +0800, kernel test robot wrote:
>>
>>
>>FYI, we noticed the following commit:
>>
>>https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
>>commit 86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e ("gpio: 104-idio-16: Utilize
>>the ISA bus driver")
>>
>>
>>on test machine: vm-vp-quantal-i386: 1 threads qemu-system-i386 -enable-kvm
>>-cpu Haswell,+smep,+smap with 360M memory
>>
>>caused below changes:
>>
>>
>>+--+++
>>| |
>>72bf7443ba | 86ea8a95a4 |
>>+--+++
>>| boot_successes | 0
>> | 0 |
>>| boot_failures| 12
>> | 12 |
>>| invoked_oom-killer:gfp_mask=0x | 12
>> ||
>>| Mem-Info | 12
>> ||
>>| Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 12
>> ||
>>| backtrace:btrfs_test_extent_io | 12
>> ||
>>| backtrace:init_btrfs_fs | 12
>> ||
>>| backtrace:kernel_init_freeable | 12
>> | 12 |
>>| page_allocation_failure:order:#,mode:#(GFP_KERNEL|__GFP_NORETRY) | 1
>> ||
>>| warn_alloc_failed+0x | 1
>> ||
>>| backtrace:ring_buffer_consumer_thread| 1
>> ||
>>| kernel_BUG_at_drivers/base/driver.c | 0
>> | 12 |
>>| invalid_opcode:#[##]SMP_DEBUG_PAGEALLOC | 0
>> | 12 |
>>| EIP_is_at_driver_register| 0
>> | 12 |
>>| Kernel_panic-not_syncing:Fatal_exception | 0
>> | 12 |
>>| backtrace:isa_register_driver| 0
>> | 12 |
>>| backtrace:idio_16_driver_init| 0
>> | 12 |
>>+--+++
>>
>>
>>
>>[ 10.002548] xz_dec_test: module loaded
>>[ 10.003490] xz_dec_test: Create a device node with 'mknod xz_dec_test c
>>250 0' and write .xz files to it.
>>[ 10.005742] [ cut here ]
>>[ 10.006773] kernel BUG at drivers/base/driver.c:153!
>>[ 10.008042] invalid opcode: [#1] SMP DEBUG_PAGEALLOC
>>[ 10.009379] CPU: 0 PID: 1 Comm: swapper/0 Not tainted
>>4.6.0-rc4-00031-g86ea8a9 #1
>>[ 10.011155] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS
>>Debian-1.8.2-1 04/01/2014
>>[ 10.013090] task: d3e6e000 ti: d3e78000 task.ti: d3e78000
>>[ 10.014213] EIP: 0060:[] EFLAGS: 00010246 CPU: 0
>>[ 10.015351] EIP is at driver_register+0x29/0xbc
>>[ 10.016365] EAX: c1ec186c EBX: c1dea3d8 ECX: EDX: 0001
>>[ 10.017576] ESI: EDI: c9fb9340 EBP: d3e79f00 ESP: d3e79ef8
>>[ 10.018782] DS: 007b ES: 007b FS: 00d8 GS: SS: 0068
>>[ 10.019897] CR0: 80050033 CR2: CR3: 01fed000 CR4: 000406d0
>>[ 10.021104] Stack:
>>[ 10.021834] c1dea3c0 d3e79f20 c15dedf7 0286
>>0286 c1f23128
>>[ 10.024194] c9fb9340 d3e79f28 c1f2313b d3e79f84 c1ee7c5b
>>d4d7a500
>>[ 10.026562] d3e79f00 c106ee1e c1d83ad4 00060006 c1d80bf4
>>0259 d4d7a5f8
>>[ 10.028924] Call Trace:
>>[ 10.029702] [] isa_register_driver+0x2b/0x11a
>>[ 10.030806] [] ? gpiolib_debugfs_init+0x1f/0x1f
>>[ 10.031929] [] idio_16_driver_init+0x13/0x15
>>[ 10.033028] [] do_one_initcall+0xf7/0x1a4
>>[ 10.034092] [] ? parse_args+0x282/0x38b
>>[ 10.035143] [] ? kernel_init_freeable+0x171/0x212
>>[ 10.036287] [] kernel_init_freeable+0x194/0x212
>>[ 10.037418] [] kernel_init+0xd/0xd5
>>[ 10.038424] [] ret_from_kernel_thread+0x21/0x38
>>[ 10.039547] [] ? rest_init+0x116/0x116
>>[ 10.040576] Code: 5d c3 55 89 e5 56 53 3e 8d 74 26 00 31 d2 89 c3 8b 40 04
>>8b 70 48 b8 6c 18 ec c1 85 f6 0f 94 c2 31 c9 e8 08 1c b2 ff 85 f6 75 02 <0f>
>>0b 8b 43 04 83 78 24 00 74 06 83 7b 20 00 75 18 83 78 28 00
>>[ 10.048568] EIP: [] driver_register+0x29/0xbc SS:ESP
>>0068:d3e79ef8
>>[ 10.050047] ---[ end trace 7b29a3068007f652 ]---
>>[ 10.066206] Kernel panic - not syncing: Fatal exception
>>
>>
>>FYI, raw QEMU command line is:
>>
>> qemu-system-i386 -enable-kvm -cpu Haswell,+smep,+smap -kernel
>>
Re: [gpio] 86ea8a95a4: kernel BUG at drivers/base/driver.c:153!
On Tue, May 31, 2016 at 10:24:54AM +0800, kernel test robot wrote:
>
>
>FYI, we noticed the following commit:
>
>https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
>commit 86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e ("gpio: 104-idio-16: Utilize
>the ISA bus driver")
>
>
>on test machine: vm-vp-quantal-i386: 1 threads qemu-system-i386 -enable-kvm
>-cpu Haswell,+smep,+smap with 360M memory
>
>caused below changes:
>
>
>+--+++
>| |
>72bf7443ba | 86ea8a95a4 |
>+--+++
>| boot_successes | 0
> | 0 |
>| boot_failures| 12
> | 12 |
>| invoked_oom-killer:gfp_mask=0x | 12
> ||
>| Mem-Info | 12
> ||
>| Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 12
> ||
>| backtrace:btrfs_test_extent_io | 12
> ||
>| backtrace:init_btrfs_fs | 12
> ||
>| backtrace:kernel_init_freeable | 12
> | 12 |
>| page_allocation_failure:order:#,mode:#(GFP_KERNEL|__GFP_NORETRY) | 1
> ||
>| warn_alloc_failed+0x | 1
> ||
>| backtrace:ring_buffer_consumer_thread| 1
> ||
>| kernel_BUG_at_drivers/base/driver.c | 0
> | 12 |
>| invalid_opcode:#[##]SMP_DEBUG_PAGEALLOC | 0
> | 12 |
>| EIP_is_at_driver_register| 0
> | 12 |
>| Kernel_panic-not_syncing:Fatal_exception | 0
> | 12 |
>| backtrace:isa_register_driver| 0
> | 12 |
>| backtrace:idio_16_driver_init| 0
> | 12 |
>+--+++
>
>
>
>[ 10.002548] xz_dec_test: module loaded
>[ 10.003490] xz_dec_test: Create a device node with 'mknod xz_dec_test c 250
>0' and write .xz files to it.
>[ 10.005742] [ cut here ]
>[ 10.006773] kernel BUG at drivers/base/driver.c:153!
>[ 10.008042] invalid opcode: [#1] SMP DEBUG_PAGEALLOC
>[ 10.009379] CPU: 0 PID: 1 Comm: swapper/0 Not tainted
>4.6.0-rc4-00031-g86ea8a9 #1
>[ 10.011155] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS
>Debian-1.8.2-1 04/01/2014
>[ 10.013090] task: d3e6e000 ti: d3e78000 task.ti: d3e78000
>[ 10.014213] EIP: 0060:[] EFLAGS: 00010246 CPU: 0
>[ 10.015351] EIP is at driver_register+0x29/0xbc
>[ 10.016365] EAX: c1ec186c EBX: c1dea3d8 ECX: EDX: 0001
>[ 10.017576] ESI: EDI: c9fb9340 EBP: d3e79f00 ESP: d3e79ef8
>[ 10.018782] DS: 007b ES: 007b FS: 00d8 GS: SS: 0068
>[ 10.019897] CR0: 80050033 CR2: CR3: 01fed000 CR4: 000406d0
>[ 10.021104] Stack:
>[ 10.021834] c1dea3c0 d3e79f20 c15dedf7 0286 0286
>c1f23128
>[ 10.024194] c9fb9340 d3e79f28 c1f2313b d3e79f84 c1ee7c5b d4d7a500
>
>[ 10.026562] d3e79f00 c106ee1e c1d83ad4 00060006 c1d80bf4 0259
>d4d7a5f8
>[ 10.028924] Call Trace:
>[ 10.029702] [] isa_register_driver+0x2b/0x11a
>[ 10.030806] [] ? gpiolib_debugfs_init+0x1f/0x1f
>[ 10.031929] [] idio_16_driver_init+0x13/0x15
>[ 10.033028] [] do_one_initcall+0xf7/0x1a4
>[ 10.034092] [] ? parse_args+0x282/0x38b
>[ 10.035143] [] ? kernel_init_freeable+0x171/0x212
>[ 10.036287] [] kernel_init_freeable+0x194/0x212
>[ 10.037418] [] kernel_init+0xd/0xd5
>[ 10.038424] [] ret_from_kernel_thread+0x21/0x38
>[ 10.039547] [] ? rest_init+0x116/0x116
>[ 10.040576] Code: 5d c3 55 89 e5 56 53 3e 8d 74 26 00 31 d2 89 c3 8b 40 04
>8b 70 48 b8 6c 18 ec c1 85 f6 0f 94 c2 31 c9 e8 08 1c b2 ff 85 f6 75 02 <0f>
>0b 8b 43 04 83 78 24 00 74 06 83 7b 20 00 75 18 83 78 28 00
>[ 10.048568] EIP: [] driver_register+0x29/0xbc SS:ESP 0068:d3e79ef8
>[ 10.050047] ---[ end trace 7b29a3068007f652 ]---
>[ 10.066206] Kernel panic - not syncing: Fatal exception
>
>
>FYI, raw QEMU command line is:
>
> qemu-system-i386 -enable-kvm -cpu Haswell,+smep,+smap -kernel
> /pkg/linux/i386-randconfig-x0-05280946/gcc-6/86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e/vmlinuz-4.6.0-rc4-00031-g86ea8a9
> -append 'root=/dev/ram0 user=lkp
>
Re: [gpio] 86ea8a95a4: kernel BUG at drivers/base/driver.c:153!
On Tue, May 31, 2016 at 10:24:54AM +0800, kernel test robot wrote:
>
>
>FYI, we noticed the following commit:
>
>https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
>commit 86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e ("gpio: 104-idio-16: Utilize
>the ISA bus driver")
>
>
>on test machine: vm-vp-quantal-i386: 1 threads qemu-system-i386 -enable-kvm
>-cpu Haswell,+smep,+smap with 360M memory
>
>caused below changes:
>
>
>+--+++
>| |
>72bf7443ba | 86ea8a95a4 |
>+--+++
>| boot_successes | 0
> | 0 |
>| boot_failures| 12
> | 12 |
>| invoked_oom-killer:gfp_mask=0x | 12
> ||
>| Mem-Info | 12
> ||
>| Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 12
> ||
>| backtrace:btrfs_test_extent_io | 12
> ||
>| backtrace:init_btrfs_fs | 12
> ||
>| backtrace:kernel_init_freeable | 12
> | 12 |
>| page_allocation_failure:order:#,mode:#(GFP_KERNEL|__GFP_NORETRY) | 1
> ||
>| warn_alloc_failed+0x | 1
> ||
>| backtrace:ring_buffer_consumer_thread| 1
> ||
>| kernel_BUG_at_drivers/base/driver.c | 0
> | 12 |
>| invalid_opcode:#[##]SMP_DEBUG_PAGEALLOC | 0
> | 12 |
>| EIP_is_at_driver_register| 0
> | 12 |
>| Kernel_panic-not_syncing:Fatal_exception | 0
> | 12 |
>| backtrace:isa_register_driver| 0
> | 12 |
>| backtrace:idio_16_driver_init| 0
> | 12 |
>+--+++
>
>
>
>[ 10.002548] xz_dec_test: module loaded
>[ 10.003490] xz_dec_test: Create a device node with 'mknod xz_dec_test c 250
>0' and write .xz files to it.
>[ 10.005742] [ cut here ]
>[ 10.006773] kernel BUG at drivers/base/driver.c:153!
>[ 10.008042] invalid opcode: [#1] SMP DEBUG_PAGEALLOC
>[ 10.009379] CPU: 0 PID: 1 Comm: swapper/0 Not tainted
>4.6.0-rc4-00031-g86ea8a9 #1
>[ 10.011155] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS
>Debian-1.8.2-1 04/01/2014
>[ 10.013090] task: d3e6e000 ti: d3e78000 task.ti: d3e78000
>[ 10.014213] EIP: 0060:[] EFLAGS: 00010246 CPU: 0
>[ 10.015351] EIP is at driver_register+0x29/0xbc
>[ 10.016365] EAX: c1ec186c EBX: c1dea3d8 ECX: EDX: 0001
>[ 10.017576] ESI: EDI: c9fb9340 EBP: d3e79f00 ESP: d3e79ef8
>[ 10.018782] DS: 007b ES: 007b FS: 00d8 GS: SS: 0068
>[ 10.019897] CR0: 80050033 CR2: CR3: 01fed000 CR4: 000406d0
>[ 10.021104] Stack:
>[ 10.021834] c1dea3c0 d3e79f20 c15dedf7 0286 0286
>c1f23128
>[ 10.024194] c9fb9340 d3e79f28 c1f2313b d3e79f84 c1ee7c5b d4d7a500
>
>[ 10.026562] d3e79f00 c106ee1e c1d83ad4 00060006 c1d80bf4 0259
>d4d7a5f8
>[ 10.028924] Call Trace:
>[ 10.029702] [] isa_register_driver+0x2b/0x11a
>[ 10.030806] [] ? gpiolib_debugfs_init+0x1f/0x1f
>[ 10.031929] [] idio_16_driver_init+0x13/0x15
>[ 10.033028] [] do_one_initcall+0xf7/0x1a4
>[ 10.034092] [] ? parse_args+0x282/0x38b
>[ 10.035143] [] ? kernel_init_freeable+0x171/0x212
>[ 10.036287] [] kernel_init_freeable+0x194/0x212
>[ 10.037418] [] kernel_init+0xd/0xd5
>[ 10.038424] [] ret_from_kernel_thread+0x21/0x38
>[ 10.039547] [] ? rest_init+0x116/0x116
>[ 10.040576] Code: 5d c3 55 89 e5 56 53 3e 8d 74 26 00 31 d2 89 c3 8b 40 04
>8b 70 48 b8 6c 18 ec c1 85 f6 0f 94 c2 31 c9 e8 08 1c b2 ff 85 f6 75 02 <0f>
>0b 8b 43 04 83 78 24 00 74 06 83 7b 20 00 75 18 83 78 28 00
>[ 10.048568] EIP: [] driver_register+0x29/0xbc SS:ESP 0068:d3e79ef8
>[ 10.050047] ---[ end trace 7b29a3068007f652 ]---
>[ 10.066206] Kernel panic - not syncing: Fatal exception
>
>
>FYI, raw QEMU command line is:
>
> qemu-system-i386 -enable-kvm -cpu Haswell,+smep,+smap -kernel
> /pkg/linux/i386-randconfig-x0-05280946/gcc-6/86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e/vmlinuz-4.6.0-rc4-00031-g86ea8a9
> -append 'root=/dev/ram0 user=lkp
>
[gpio] 86ea8a95a4: kernel BUG at drivers/base/driver.c:153!
FYI, we noticed the following commit:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit 86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e ("gpio: 104-idio-16: Utilize
the ISA bus driver")
on test machine: vm-vp-quantal-i386: 1 threads qemu-system-i386 -enable-kvm
-cpu Haswell,+smep,+smap with 360M memory
caused below changes:
+--+++
| | 72bf7443ba
| 86ea8a95a4 |
+--+++
| boot_successes | 0
| 0 |
| boot_failures| 12
| 12 |
| invoked_oom-killer:gfp_mask=0x | 12
||
| Mem-Info | 12
||
| Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 12
||
| backtrace:btrfs_test_extent_io | 12
||
| backtrace:init_btrfs_fs | 12
||
| backtrace:kernel_init_freeable | 12
| 12 |
| page_allocation_failure:order:#,mode:#(GFP_KERNEL|__GFP_NORETRY) | 1
||
| warn_alloc_failed+0x | 1
||
| backtrace:ring_buffer_consumer_thread| 1
||
| kernel_BUG_at_drivers/base/driver.c | 0
| 12 |
| invalid_opcode:#[##]SMP_DEBUG_PAGEALLOC | 0
| 12 |
| EIP_is_at_driver_register| 0
| 12 |
| Kernel_panic-not_syncing:Fatal_exception | 0
| 12 |
| backtrace:isa_register_driver| 0
| 12 |
| backtrace:idio_16_driver_init| 0
| 12 |
+--+++
[ 10.002548] xz_dec_test: module loaded
[ 10.003490] xz_dec_test: Create a device node with 'mknod xz_dec_test c 250
0' and write .xz files to it.
[ 10.005742] [ cut here ]
[ 10.006773] kernel BUG at drivers/base/driver.c:153!
[ 10.008042] invalid opcode: [#1] SMP DEBUG_PAGEALLOC
[ 10.009379] CPU: 0 PID: 1 Comm: swapper/0 Not tainted
4.6.0-rc4-00031-g86ea8a9 #1
[ 10.011155] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS
Debian-1.8.2-1 04/01/2014
[ 10.013090] task: d3e6e000 ti: d3e78000 task.ti: d3e78000
[ 10.014213] EIP: 0060:[] EFLAGS: 00010246 CPU: 0
[ 10.015351] EIP is at driver_register+0x29/0xbc
[ 10.016365] EAX: c1ec186c EBX: c1dea3d8 ECX: EDX: 0001
[ 10.017576] ESI: EDI: c9fb9340 EBP: d3e79f00 ESP: d3e79ef8
[ 10.018782] DS: 007b ES: 007b FS: 00d8 GS: SS: 0068
[ 10.019897] CR0: 80050033 CR2: CR3: 01fed000 CR4: 000406d0
[ 10.021104] Stack:
[ 10.021834] c1dea3c0 d3e79f20 c15dedf7 0286 0286
c1f23128
[ 10.024194] c9fb9340 d3e79f28 c1f2313b d3e79f84 c1ee7c5b d4d7a500
[ 10.026562] d3e79f00 c106ee1e c1d83ad4 00060006 c1d80bf4 0259
d4d7a5f8
[ 10.028924] Call Trace:
[ 10.029702] [] isa_register_driver+0x2b/0x11a
[ 10.030806] [] ? gpiolib_debugfs_init+0x1f/0x1f
[ 10.031929] [] idio_16_driver_init+0x13/0x15
[ 10.033028] [] do_one_initcall+0xf7/0x1a4
[ 10.034092] [] ? parse_args+0x282/0x38b
[ 10.035143] [] ? kernel_init_freeable+0x171/0x212
[ 10.036287] [] kernel_init_freeable+0x194/0x212
[ 10.037418] [] kernel_init+0xd/0xd5
[ 10.038424] [] ret_from_kernel_thread+0x21/0x38
[ 10.039547] [] ? rest_init+0x116/0x116
[ 10.040576] Code: 5d c3 55 89 e5 56 53 3e 8d 74 26 00 31 d2 89 c3 8b 40 04
8b 70 48 b8 6c 18 ec c1 85 f6 0f 94 c2 31 c9 e8 08 1c b2 ff 85 f6 75 02 <0f> 0b
8b 43 04 83 78 24 00 74 06 83 7b 20 00 75 18 83 78 28 00
[ 10.048568] EIP: [] driver_register+0x29/0xbc SS:ESP 0068:d3e79ef8
[ 10.050047] ---[ end trace 7b29a3068007f652 ]---
[ 10.066206] Kernel panic - not syncing: Fatal exception
FYI, raw QEMU command line is:
qemu-system-i386 -enable-kvm -cpu Haswell,+smep,+smap -kernel
/pkg/linux/i386-randconfig-x0-05280946/gcc-6/86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e/vmlinuz-4.6.0-rc4-00031-g86ea8a9
-append 'root=/dev/ram0 user=lkp
job=/lkp/scheduled/vm-vp-quantal-i386-61/bisect_boot-1-quantal-core-i386.cgz-i386-randconfig-x0-05280946-86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e-20160530-53474-w6nzwk-0.yaml
ARCH=i386
[gpio] 86ea8a95a4: kernel BUG at drivers/base/driver.c:153!
FYI, we noticed the following commit:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit 86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e ("gpio: 104-idio-16: Utilize
the ISA bus driver")
on test machine: vm-vp-quantal-i386: 1 threads qemu-system-i386 -enable-kvm
-cpu Haswell,+smep,+smap with 360M memory
caused below changes:
+--+++
| | 72bf7443ba
| 86ea8a95a4 |
+--+++
| boot_successes | 0
| 0 |
| boot_failures| 12
| 12 |
| invoked_oom-killer:gfp_mask=0x | 12
||
| Mem-Info | 12
||
| Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 12
||
| backtrace:btrfs_test_extent_io | 12
||
| backtrace:init_btrfs_fs | 12
||
| backtrace:kernel_init_freeable | 12
| 12 |
| page_allocation_failure:order:#,mode:#(GFP_KERNEL|__GFP_NORETRY) | 1
||
| warn_alloc_failed+0x | 1
||
| backtrace:ring_buffer_consumer_thread| 1
||
| kernel_BUG_at_drivers/base/driver.c | 0
| 12 |
| invalid_opcode:#[##]SMP_DEBUG_PAGEALLOC | 0
| 12 |
| EIP_is_at_driver_register| 0
| 12 |
| Kernel_panic-not_syncing:Fatal_exception | 0
| 12 |
| backtrace:isa_register_driver| 0
| 12 |
| backtrace:idio_16_driver_init| 0
| 12 |
+--+++
[ 10.002548] xz_dec_test: module loaded
[ 10.003490] xz_dec_test: Create a device node with 'mknod xz_dec_test c 250
0' and write .xz files to it.
[ 10.005742] [ cut here ]
[ 10.006773] kernel BUG at drivers/base/driver.c:153!
[ 10.008042] invalid opcode: [#1] SMP DEBUG_PAGEALLOC
[ 10.009379] CPU: 0 PID: 1 Comm: swapper/0 Not tainted
4.6.0-rc4-00031-g86ea8a9 #1
[ 10.011155] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS
Debian-1.8.2-1 04/01/2014
[ 10.013090] task: d3e6e000 ti: d3e78000 task.ti: d3e78000
[ 10.014213] EIP: 0060:[] EFLAGS: 00010246 CPU: 0
[ 10.015351] EIP is at driver_register+0x29/0xbc
[ 10.016365] EAX: c1ec186c EBX: c1dea3d8 ECX: EDX: 0001
[ 10.017576] ESI: EDI: c9fb9340 EBP: d3e79f00 ESP: d3e79ef8
[ 10.018782] DS: 007b ES: 007b FS: 00d8 GS: SS: 0068
[ 10.019897] CR0: 80050033 CR2: CR3: 01fed000 CR4: 000406d0
[ 10.021104] Stack:
[ 10.021834] c1dea3c0 d3e79f20 c15dedf7 0286 0286
c1f23128
[ 10.024194] c9fb9340 d3e79f28 c1f2313b d3e79f84 c1ee7c5b d4d7a500
[ 10.026562] d3e79f00 c106ee1e c1d83ad4 00060006 c1d80bf4 0259
d4d7a5f8
[ 10.028924] Call Trace:
[ 10.029702] [] isa_register_driver+0x2b/0x11a
[ 10.030806] [] ? gpiolib_debugfs_init+0x1f/0x1f
[ 10.031929] [] idio_16_driver_init+0x13/0x15
[ 10.033028] [] do_one_initcall+0xf7/0x1a4
[ 10.034092] [] ? parse_args+0x282/0x38b
[ 10.035143] [] ? kernel_init_freeable+0x171/0x212
[ 10.036287] [] kernel_init_freeable+0x194/0x212
[ 10.037418] [] kernel_init+0xd/0xd5
[ 10.038424] [] ret_from_kernel_thread+0x21/0x38
[ 10.039547] [] ? rest_init+0x116/0x116
[ 10.040576] Code: 5d c3 55 89 e5 56 53 3e 8d 74 26 00 31 d2 89 c3 8b 40 04
8b 70 48 b8 6c 18 ec c1 85 f6 0f 94 c2 31 c9 e8 08 1c b2 ff 85 f6 75 02 <0f> 0b
8b 43 04 83 78 24 00 74 06 83 7b 20 00 75 18 83 78 28 00
[ 10.048568] EIP: [] driver_register+0x29/0xbc SS:ESP 0068:d3e79ef8
[ 10.050047] ---[ end trace 7b29a3068007f652 ]---
[ 10.066206] Kernel panic - not syncing: Fatal exception
FYI, raw QEMU command line is:
qemu-system-i386 -enable-kvm -cpu Haswell,+smep,+smap -kernel
/pkg/linux/i386-randconfig-x0-05280946/gcc-6/86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e/vmlinuz-4.6.0-rc4-00031-g86ea8a9
-append 'root=/dev/ram0 user=lkp
job=/lkp/scheduled/vm-vp-quantal-i386-61/bisect_boot-1-quantal-core-i386.cgz-i386-randconfig-x0-05280946-86ea8a95a42f752fe0aa1c7ad1bfe8ce9be5d30e-20160530-53474-w6nzwk-0.yaml
ARCH=i386
