[Bug 14574] New: kernel crash pdflush/find_get_pages_tag+49/75

Fri Sep 2 19:57:33 UTC 2005

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Ubuntu | linux-meta

           Summary: kernel crash pdflush/find_get_pages_tag+49/75
           Product: Ubuntu
           Version: unspecified
          Platform: Other
        OS/Version: other
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: linux-meta
        AssignedTo: debzilla at ubuntu.com
        ReportedBy: johan at gnome.org
         QAContact: kernel-bugs at lists.ubuntu.com

I upgraded to breezy, on the first night of using it I got a crash which
remounted my filesystem read only, I had
to reboot and manually run fsck (using the init=/bin/sh trick)

Crash log:

Sep  1 22:22:27 localhost kernel: [4296388.540000]  <1>Unable to handle kernel
paging request at virtual address 30303034
Sep  1 22:22:27 localhost kernel: [4296405.784000]  printing eip:
Sep  1 22:22:27 localhost kernel: [4296405.784000] c012ea6f
Sep  1 22:22:27 localhost kernel: [4296405.784000] *pde = 00000000
Sep  1 22:22:27 localhost kernel: [4296405.784000] Oops: 0002 [#2]
Sep  1 22:22:27 localhost kernel: [4296405.784000] Modules linked in:
binfmt_misc powernow_k8 cpufreq_userspace cpufreq_stats freq_table
cpufreq_powersave cpufreq_ondeman
d cpufreq_conservative pcmcia video sony_acpi pcc_acpi dev_acpi i2c_acpi_ec
button battery container ac ipv6 joydev tsdev pcspkr rtc yenta_socket
rsrc_nonstatic pcmcia_co
re ohci1394 snd_intel8x0 snd_ac97_codec snd_pcm_oss snd_mixer_oss snd_pcm
snd_timer snd soundcore snd_page_alloc i2c_sis96x i2c_core shpchp pci_hotplug
af_packet sis_agp 
agpgart ndiswrapper dm_mod evdev parport_pc lp parport sbp2 ieee1394 mousedev
psmouse sr_mod scsi_mod md unix ext3 jbd thermal processor fan ide_cd cdrom
ide_disk ide_gen
eric sis900 mii ehci_hcd ohci_hcd usbcore sis5513 ide_core fbcon tileblit font
bitblit vesafb cfbcopyarea cfbimgblt cfbfillrect softcursor capability commoncap
Sep  1 22:22:27 localhost kernel: [4296405.784000] CPU:    0
Sep  1 22:22:27 localhost kernel: [4296405.784000] EIP:   
0060:[find_get_pages_tag+49/75]    Tainted: P      VLI
Sep  1 22:22:27 localhost kernel: [4296405.784000] EFLAGS: 00010093  
(2.6.12-8-386) 
Sep  1 22:22:27 localhost kernel: [4296405.784000] EIP is at
find_get_pages_tag+0x31/0x4b
Sep  1 22:22:27 localhost kernel: [4296405.784000] eax: 30303030   ebx: dde45e0c
  ecx: 00000000   edx: 0000000e
Sep  1 22:22:27 localhost kernel: [4296405.784000] esi: dde45df4   edi: ddebe598
  ebp: 00000000   esp: dde45d9c
Sep  1 22:22:27 localhost kernel: [4296405.784000] ds: 007b   es: 007b   ss: 0068
Sep  1 22:22:27 localhost kernel: [4296405.784000] Process pdflush (pid: 121,
threadinfo=dde44000 task=ddfbc5a0)
Sep  1 22:22:27 localhost kernel: [4296405.784000] Stack: dde45e04 dde45f38
c0135ab1 c0e5e724 dde45df4 00000000 0000000e dde45e0c 
Sep  1 22:22:27 localhost kernel: [4296405.784000]        00000000 c0160964
dde45e04 c0e5e724 dde45df4 00000000 0000000e 00000001 
Sep  1 22:22:27 localhost kernel: [4296405.784000]        00000000 00000000
ffffffff de917e5f 00000000 00000000 00000000 00000000 
Sep  1 22:22:27 localhost kernel: [4296405.784000] Call Trace:
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [pagevec_lookup_tag+30/37]
pagevec_lookup_tag+0x1e/0x25
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [mpage_writepages+720/814]
mpage_writepages+0x2d0/0x32e
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [pg0+509111903/1069995008]
ext3_ordered_writepage+0x0/0x126 [ext3]
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [do_writepages+39/43]
do_writepages+0x27/0x2b
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [__sync_single_inode+77/414]
__sync_single_inode+0x4d/0x19e
Sep  1 22:22:27 localhost kernel: [4296405.784000] 
[__writeback_single_inode+237/247] __writeback_single_inode+0xed/0xf7
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [process_timeout+0/9]
process_timeout+0x0/0x9
Sep  1 22:22:27 localhost kernel: [4296405.784000] 
[smp_apic_timer_interrupt+36/106] smp_apic_timer_interrupt+0x24/0x6a
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [sync_sb_inodes+122/542]
sync_sb_inodes+0x7a/0x21e
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [apic_timer_interrupt+28/36]
apic_timer_interrupt+0x1c/0x24
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [sync_sb_inodes+389/542]
sync_sb_inodes+0x185/0x21e
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [pdflush+0/33] pdflush+0x0/0x21
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [writeback_inodes+73/108]
writeback_inodes+0x49/0x6c
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [wb_kupdate+127/224]
wb_kupdate+0x7f/0xe0
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [__pdflush+193/324]
__pdflush+0xc1/0x144
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [pdflush+29/33]
pdflush+0x1d/0x21
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [wb_kupdate+0/224]
wb_kupdate+0x0/0xe0
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [kthread+109/151]
kthread+0x6d/0x97
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [kthread+0/151] kthread+0x0/0x97
Sep  1 22:22:27 localhost kernel: [4296405.784000]  [kernel_thread_helper+5/11]
kernel_thread_helper+0x5/0xb
Sep  1 22:22:27 localhost kernel: [4296405.784000] Code: 8b 5c 24 1c fa ff 74 24
14 ff 74 24 1c ff 36 53 8b 44 24 1c 83 c0 04 50 e8 b1 be 06 00 31 c9 89 c2 83 c4
14 39 d1
 73 09 8b 04 8b <ff> 40 04 41 eb f3 85 d2 74 0a 8b 44 93 fc 8b 40 14 40 89 06 fb 

If you need any additional information about my hardware, please let me know

I've been using warty/hoary for almost a year on the laptop without seeing
something like this, so something regressed 2.6.10->2.6.12.

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