Bug#368406: "KERNEL BUG" message in syslog
Package: kernel-image-2.6.8-3-686
Version: 2.6.8-16sarge2
I found the following kernel message (cp some 75G data to a FAT32 partition
on an external USB2 hard drive):
May 19 14:57:20 localhost kernel: ------------[ cut here ]------------
May 19 14:57:20 localhost kernel: PREEMPT
May 19 14:57:20 localhost kernel: Modules linked in: nls_iso8859_1
nls_cp437 vfat fat ipv6 floppy evdev pcspkr snd_intel8x0 snd_ac97_codec sn
d_pcm snd_timer snd_page_alloc gameport snd_mpu401_uart snd_rawmidi
snd_seq_device snd pci_hotplug hw_random intel_agp sd_mod usb_storage scs
i_mod uhci_hcd usbcore i810_audio ac97_codec soundcore 3c59x agpgart
capability commoncap apm ide_cd cdrom genrtc ext3 jbd mbcache ide_generi
c piix ide_disk ide_core unix font vesafb cfbcopyarea cfbimgblt cfbfillrect
raid1 md dm_mod
May 19 14:57:20 localhost kernel: CPU: 0
May 19 14:57:20 localhost kernel: EIP: 0060:[radix_tree_insert+208/272]
Not tainted
May 19 14:57:20 localhost kernel: EFLAGS: 00010096 (2.6.8-3-686)
May 19 14:57:20 localhost kernel: EIP is at radix_tree_insert+0xd0/0x110
May 19 14:57:20 localhost kernel: eax: ffffffff ebx: 00000000 ecx:
00000000 edx: 00000016
May 19 14:57:20 localhost kernel: esi: fffffffa edi: c00752b8 ebp:
c007525c esp: c79e9da0
May 19 14:57:20 localhost kernel: ds: 007b es: 007b ss: 0068
May 19 14:57:20 localhost kernel: Process cp (pid: 2903,
threadinfo=c79e8000 task=c81c52a0)
May 19 14:57:20 localhost kernel: Stack: c02c1024 000000d2 00000000
c79e8000 c10850e0 c7051528 c0135fc8 c705152c
May 19 14:57:20 localhost kernel: 000003d6 c10850e0 00000000
000003d6 00000000 00000000 c01381a6 c10850e0
May 19 14:57:20 localhost kernel: c7051528 000003d6 000000d0
c79e9df0 446dc0b0 045fb512 446dc0b0 c79e8000
May 19 14:57:20 localhost kernel: Call Trace:
May 19 14:57:20 localhost kernel: [add_to_page_cache+104/176]
add_to_page_cache+0x68/0xb0
May 19 14:57:20 localhost kernel: [generic_file_aio_write_nolock+870/2912]
generic_file_aio_write_nolock+0x366/0xb60
May 19 14:57:20 localhost kernel: [do_generic_mapping_read+480/1088]
do_generic_mapping_read+0x1e0/0x440
May 19 14:57:20 localhost kernel: [__generic_file_aio_read+514/576]
__generic_file_aio_read+0x202/0x240
May 19 14:57:20 localhost kernel: [file_read_actor+0/240]
file_read_actor+0x0/0xf0
May 19 14:57:20 localhost kernel: [generic_file_write_nolock+112/144]
generic_file_write_nolock+0x70/0x90
May 19 14:57:20 localhost kernel: [generic_file_aio_read+91/128]
generic_file_aio_read+0x5b/0x80
May 19 14:57:20 localhost kernel: [do_sync_read+128/176]
do_sync_read+0x80/0xb0
May 19 14:57:20 localhost kernel: [__do_softirq+123/128]
__do_softirq+0x7b/0x80
May 19 14:57:20 localhost kernel: [generic_file_write+86/112]
generic_file_write+0x56/0x70
May 19 14:57:20 localhost kernel:
[__crc_fb_unregister_client+7757527/11291608] fat_file_write+0x35/0x90
[fat]
May 19 14:57:20 localhost kernel: [vfs_write+237/352] vfs_write+0xed/0x160
May 19 14:57:20 localhost kernel: [fget_light+37/128] fget_light+0x25/0x80
May 19 14:57:20 localhost kernel: [sys_write+81/128] sys_write+0x51/0x80
May 19 14:57:20 localhost kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 19 14:57:20 localhost kernel: Code: 0f 0b 0e 01 05 aa 29 c0 eb cd ba ef
ff ff ff eb db 8b 44 24
May 19 14:57:20 localhost kernel: <6>note: cp[2903] exited with
preempt_count 2
May 19 14:57:20 localhost kernel: [schedule+1221/1232]
schedule+0x4c5/0x4d0
May 19 14:57:20 localhost kernel: [unmap_page_range+83/128]
unmap_page_range+0x53/0x80
May 19 14:57:20 localhost kernel: [unmap_vmas+438/464]
unmap_vmas+0x1b6/0x1d0
May 19 14:57:20 localhost kernel: [exit_mmap+133/368] exit_mmap+0x85/0x170
May 19 14:57:20 localhost kernel: [mmput+101/144] mmput+0x65/0x90
May 19 14:57:20 localhost kernel: [do_exit+348/1056] do_exit+0x15c/0x420
May 19 14:57:20 localhost kernel: [do_invalid_op+0/208]
do_invalid_op+0x0/0xd0
May 19 14:57:20 localhost kernel: [die+249/256] die+0xf9/0x100
May 19 14:57:20 localhost kernel: [do_invalid_op+202/208]
do_invalid_op+0xca/0xd0
May 19 14:57:20 localhost kernel: [radix_tree_insert+208/272]
radix_tree_insert+0xd0/0x110
May 19 14:57:20 localhost kernel: [unmap_underlying_metadata+41/112]
unmap_underlying_metadata+0x29/0x70
May 19 14:57:20 localhost kernel: [__block_prepare_write+583/1056]
__block_prepare_write+0x247/0x420
May 19 14:57:20 localhost kernel: [error_code+45/56] error_code+0x2d/0x38
May 19 14:57:20 localhost kernel: [radix_tree_insert+208/272]
radix_tree_insert+0xd0/0x110
May 19 14:57:20 localhost kernel: [add_to_page_cache+104/176]
add_to_page_cache+0x68/0xb0
May 19 14:57:20 localhost kernel: [generic_file_aio_write_nolock+870/2912]
generic_file_aio_write_nolock+0x366/0xb60
May 19 14:57:20 localhost kernel: [do_generic_mapping_read+480/1088]
do_generic_mapping_read+0x1e0/0x440
May 19 14:57:20 localhost kernel: [__generic_file_aio_read+514/576]
__generic_file_aio_read+0x202/0x240
May 19 14:57:20 localhost kernel: [file_read_actor+0/240]
file_read_actor+0x0/0xf0
May 19 14:57:20 localhost kernel: [generic_file_write_nolock+112/144]
generic_file_write_nolock+0x70/0x90
May 19 14:57:20 localhost kernel: [generic_file_aio_read+91/128]
generic_file_aio_read+0x5b/0x80
May 19 14:57:20 localhost kernel: [do_sync_read+128/176]
do_sync_read+0x80/0xb0
May 19 14:57:20 localhost kernel: [__do_softirq+123/128]
__do_softirq+0x7b/0x80
May 19 14:57:20 localhost kernel: [generic_file_write+86/112]
generic_file_write+0x56/0x70
May 19 14:57:20 localhost kernel:
[__crc_fb_unregister_client+7757527/11291608] fat_file_write+0x35/0x90
[fat]
May 19 14:57:20 localhost kernel: [vfs_write+237/352] vfs_write+0xed/0x160
May 19 14:57:20 localhost kernel: [fget_light+37/128] fget_light+0x25/0x80
May 19 14:57:20 localhost kernel: [sys_write+81/128] sys_write+0x51/0x80
May 19 14:57:20 localhost kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 19 14:58:48 localhost kernel: ------------[ cut here ]------------
May 19 14:58:48 localhost kernel: PREEMPT
May 19 14:58:48 localhost kernel: Modules linked in: nls_iso8859_1
nls_cp437 vfat fat ipv6 floppy evdev pcspkr snd_intel8x0 snd_ac97_codec sn
d_pcm snd_timer snd_page_alloc gameport snd_mpu401_uart snd_rawmidi
snd_seq_device snd pci_hotplug hw_random intel_agp sd_mod usb_storage scs
i_mod uhci_hcd usbcore i810_audio ac97_codec soundcore 3c59x agpgart
capability commoncap apm ide_cd cdrom genrtc ext3 jbd mbcache ide_generi
c piix ide_disk ide_core unix font vesafb cfbcopyarea cfbimgblt cfbfillrect
raid1 md dm_mod
May 19 14:58:48 localhost kernel: CPU: 0
May 19 14:58:48 localhost kernel: EIP: 0060:[__lookup_tag+306/352]
Not tainted
May 19 14:58:48 localhost kernel: EFLAGS: 00010046 (2.6.8-3-686)
May 19 14:58:48 localhost kernel: EIP is at __lookup_tag+0x132/0x160
May 19 14:58:48 localhost kernel: eax: 00000000 ebx: 000003d7 ecx:
c007525c edx: 00000016
May 19 14:58:48 localhost kernel: esi: c007525c edi: 00000006 ebp:
00000000 esp: cbc9fd6c
May 19 14:58:48 localhost kernel: ds: 007b es: 007b ss: 0068
May 19 14:58:48 localhost kernel: Process pdflush (pid: 5179,
threadinfo=cbc9e000 task=ca120d90)
May 19 14:58:48 localhost kernel: Stack: 00000010 00000000 c007525c
00000000 00000006 00000000 00000010 00000fff
May 19 14:58:48 localhost kernel: c705152c c01a6d83 c705152c
cbc9fe48 000003d0 00000010 cbc9fdac 00000000
May 19 14:58:48 localhost kernel: 00000000 cbc9fe40 cbc9fe48
cbc9fe30 c7051528 c01366c2 c705152c cbc9fe48
May 19 14:58:48 localhost kernel: Call Trace:
May 19 14:58:48 localhost kernel: [radix_tree_gang_lookup_tag+99/128]
radix_tree_gang_lookup_tag+0x63/0x80
May 19 14:58:48 localhost kernel: [find_get_pages_tag+66/144]
find_get_pages_tag+0x42/0x90
May 19 14:58:48 localhost kernel: [pagevec_lookup_tag+54/64]
pagevec_lookup_tag+0x36/0x40
May 19 14:58:48 localhost kernel: [mpage_writepages+332/848]
mpage_writepages+0x14c/0x350
May 19 14:58:48 localhost kernel:
[__crc_fb_unregister_client+7764754/11291608] fat_writepage+0x0/0x30 [fat]
May 19 14:58:48 localhost kernel: [do_writepages+66/80]
do_writepages+0x42/0x50
May 19 14:58:48 localhost kernel: [__sync_single_inode+113/512]
__sync_single_inode+0x71/0x200
May 19 14:58:48 localhost kernel: [sync_sb_inodes+382/672]
sync_sb_inodes+0x17e/0x2a0
May 19 14:58:48 localhost kernel: [writeback_inodes+244/272]
writeback_inodes+0xf4/0x110
May 19 14:58:48 localhost kernel: [wb_kupdate+167/288]
wb_kupdate+0xa7/0x120
May 19 14:58:48 localhost kernel: [__pdflush+202/464] __pdflush+0xca/0x1d0
May 19 14:58:48 localhost kernel: [pdflush+0/48] pdflush+0x0/0x30
May 19 14:58:48 localhost kernel: [pdflush+38/48] pdflush+0x26/0x30
May 19 14:58:48 localhost kernel: [wb_kupdate+0/288] wb_kupdate+0x0/0x120
May 19 14:58:48 localhost kernel: [pdflush+0/48] pdflush+0x0/0x30
May 19 14:58:48 localhost kernel: [kthread+170/176] kthread+0xaa/0xb0
May 19 14:58:48 localhost kernel: [kthread+0/176] kthread+0x0/0xb0
May 19 14:58:48 localhost kernel: [kernel_thread_helper+5/24]
kernel_thread_helper+0x5/0x18
May 19 14:58:48 localhost kernel: Code: 0f 0b 50 02 05 aa 29 c0 eb 9e 8b 7c
24 08 8b 44 8f 04 85 c0
May 19 14:58:48 localhost kernel: <6>note: pdflush[5179] exited with
preempt_count 1
It might be a hardware error, though, I am not sure.
Cheers
Mark
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