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EIP is at xfs_trans_update_ail+0x9c/0x1a0

To: xfs@xxxxxxxxxxx
Subject: EIP is at xfs_trans_update_ail+0x9c/0x1a0
From: Ralf Hildebrandt <Ralf.Hildebrandt@xxxxxxxxxx>
Date: Fri, 9 Jun 2006 14:27:07 +0200
Sender: xfs-bounce@xxxxxxxxxxx
User-agent: Mutt/1.5.11+cvs20060403
I left my laptop running and went on vacation. When I came back, I found:

May 24 21:08:58 kasbah kernel: BUG: unable to handle kernel NULL pointer 
dereference at virtual address 00000004
May 24 21:08:58 kasbah kernel:  printing eip:
May 24 21:08:58 kasbah kernel: c01ee94c
May 24 21:08:58 kasbah kernel: *pde = 00000000
May 24 21:08:58 kasbah kernel: Oops: 0002 [#1]
May 24 21:08:58 kasbah kernel: PREEMPT
May 24 21:08:58 kasbah kernel: Modules linked in: tun nvidia cpufreq_ondemand 
cpufreq_userspace cpufreq_powersave thermal fan button ac battery powernow_k8  
freq_table processor usbhid tsdev pcmcia snd_intel8x0m snd_pcm_oss 
snd_mixer_oss bcm43xx snd_intel8x0 i2c_nforce2 firmware_class ieee80211softmac 
snd_ac97_codec snd_ac97_bus snd_pcm snd_timer snd psmouse i2c_core ieee80211 
yenta_socket rsrc_nonstatic pcmcia_core ehci_hcd rtc evdev 8139cp ohci_hcd 
usbcore soundcore snd_page_alloc 8139too ieee80211_crypt ide_cd cdrom unix
May 24 21:08:58 kasbah kernel: CPU:    0
May 24 21:08:58 kasbah kernel: EIP: 0060:[xfs_trans_update_ail+156/416]    
Tainted: P      VLI
May 24 21:08:58 kasbah kernel: EFLAGS: 00210297   (2.6.17-rc4-git2 #1)
May 24 21:08:58 kasbah kernel: EIP is at xfs_trans_update_ail+0x9c/0x1a0
May 24 21:08:58 kasbah kernel: eax: 00000000   ebx: 0000a1e2   ecx: 00008c58   
edx: 0000a1e2
May 24 21:08:58 kasbah kernel: esi: dc6e2348   edi: df3c7460   ebp: dfe1f014   
esp: c14a6e5c
May 24 21:08:58 kasbah kernel: ds: 007b   es: 007b   ss: 0068
May 24 21:08:58 kasbah kernel: Process xfslogd/0 (pid: 151, threadinfo=c14a6000 
task=c14a4a70)
May 24 21:08:58 kasbah kernel: Stack: <0>00008c58 0000a1e2 dfe1f000 00000000 
df3c7f50 0000a1e2 00008c58 0000a1e2
May 24 21:08:58 kasbah kernel:        df3c7460 0000a1e2 c01ed99a 00008c58 
0000a1e2 00000000 00008c58 0000a1e2
May 24 21:08:58 kasbah kernel:        c8453cc4 c8453ccc dfe1f000 00000000 
c14a6000 c8453cc4 c14a6000 00000000
May 24 21:08:58 kasbah kernel: Call Trace:
May 24 21:08:58 kasbah kernel:  <c01ed99a> xfs_trans_chunk_committed+0x5a/0x140 
  <c01edac7> xfs_trans_committed+0x47/0x100
May 24 21:08:58 kasbah kernel:  <c01e0e2c> xlog_state_do_callback+0x38c/0x4b0   
<c01e0ffb> xlog_iodone+0xab/0x150
May 24 21:08:58 kasbah kernel:  <c01fea2f> xfs_buf_iodone_work+0xf/0x40   
<c012c9c1> run_workqueue+0xa1/0x150
May 24 21:08:58 kasbah kernel:  <c01fea20> xfs_buf_iodone_work+0x0/0x40   
<c012cc5e> worker_thread+0xee/0x120
May 24 21:08:58 kasbah kernel:  <c0118cc0> default_wake_function+0x0/0x10   
<c012feb6> kthread+0xd6/0xe0
May 24 21:08:58 kasbah kernel:  <c012cb70> worker_thread+0x0/0x120 <c012fde0> 
kthread+0x0/0xe0
May 24 21:08:58 kasbah kernel:  <c0101005> kernel_thread_helper+0x5/0x10
May 24 21:08:58 kasbah kernel: Code: 8b 5c 24 04 8b 0c 24 89 5c 24 14 8b 5c 24 
14 39 5e 0c 8b 46 08 74 5c 72 07 8b 76 04 39 f5 75 eb 8b 06 89 77 04 89 07 89 
3e 8b 07 <89> 78 04 8b 44 24 08 ff 40 1c 8b 54 24 10 39 54 24 0c 0f 84 7d
May 24 21:08:58 kasbah kernel: EIP: [xfs_trans_update_ail+156/416] 
xfs_trans_update_ail+0x9c/0x1a0 SS:ESP 0068:c14a6e5c
May 24 21:08:58 kasbah kernel:  <6>note: xfslogd/0[151] exited with 
preempt_count 1

-- 
Ralf Hildebrandt (i.A. des IT-Zentrums)         Ralf.Hildebrandt@xxxxxxxxxx
Charite - Universitätsmedizin Berlin            Tel.  +49 (0)30-450 570-155
Gemeinsame Einrichtung von FU- und HU-Berlin    Fax.  +49 (0)30-450 570-962
IT-Zentrum Standort CBF                 send no mail to spamtrap@xxxxxxxxxx


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