http://bugzilla.kernel.org/show_bug.cgi?id=15150
Summary: xfslogd crashes
Product: File System
Version: 2.5
Kernel Version: kernel-2.6.27.25-78.2.56.fc9
Platform: All
OS/Version: Linux
Tree: Fedora
Status: NEW
Severity: high
Priority: P1
Component: XFS
AssignedTo: xfs-masters@xxxxxxxxxxx
ReportedBy: abdelghani@xxxxxxxxx
Regression: Yes
Hallo,
I have a system based on Fedora 9 ( kernel-2.6.27.25-78.2.56.fc9 ), my system
is keeping to mount/umount a XFS partition every 5 seconds. After a while the
system gets crash with the following logs :
Thanks in advance, if you need further information, I will do it with pleasure.
Cheers,
Abdelghani
BUG: unable to handle kernel NULL pointer dereference at 00000000
IP: [<c04158b7>] __wake_up_common+0x15/0x52
*pde = 318a7067 *pte = 00000000
Oops: 0000 [#1] PREEMPT
Modules linked in: ipv6 autofs4 ext3 jbd mbcache cgosdrv(P) i2c_i801 iTCO_wdt
iTCO_vendor_support mcs7830 usbnet mii pciehp snd_hda_intel snd_seq_dummy
snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss
snd_pcm snd_timer snd_page_alloc snd_hwdep snd soundcore i915 drm i2c_algo_bit
i2c_core uhci_hcd ohci_hcd ehci_hcd [last unloaded: microcode]
Pid: 21, comm: xfslogd/0 Tainted: P (2.6.27.25-112.delos.current.i686
#1)
EIP: 0060:[<c04158b7>] EFLAGS: 00010086 CPU: 0
EIP is at __wake_up_common+0x15/0x52
EAX: 00000000 EBX: fffffff4 ECX: 00000000 EDX: 00000003
ESI: 00000000 EDI: 00000000 EBP: 00000000 ESP: f6c7bf30
DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068
Process xfslogd/0 (pid: 21, ti=f6c7b000 task=f72df400 task.ti=f6c7b000)
Stack: 00000003 f3775b84 f6c7b000 00000000 00000286 00000000 c0417a4f 00000000
00000000 00000001 00000000 f32f3c34 c04eef83 00000000 f32f3c00 00000000
f3775b40 f32f3300 f32f3300 00000000 00000000 00000000 00000002 f3775e9c
Call Trace:
[<c0417a4f>] __wake_up+0x1d/0x45
[<c04eef83>] xlog_state_do_callback+0x2b1/0x2cc
[<c0503d0e>] xfs_buf_iodone_work+0x0/0x4b
[<c0503d4a>] xfs_buf_iodone_work+0x3c/0x4b
[<c04275a5>] run_workqueue+0x8a/0x12a
[<c04279c3>] worker_thread+0x0/0xc8
[<c0427a80>] worker_thread+0xbd/0xc8
[<c042a292>] autoremove_wake_function+0x0/0x2d
[<c04279c3>] worker_thread+0x0/0xc8
[<c0429e98>] kthread+0x36/0x5a
[<c0429e62>] kthread+0x0/0x5a
[<c0403cc3>] kernel_thread_helper+0x7/0x10
=======================
Code: 0c 01 1d 3c 81 7c c0 11 15 40 81 7c c0 5b c3 8b 80 74 01 00 00 c3 55 57
89 cf 56 53 83 ec 08 89 44 24 04 89 14 24 8b 00 8d 58 f4 <8b> 43 0c eb 25 8b 2b
89 d8 ff 74 24 20 8b 54 24 04 8b 4c 24 20
EIP: [<c04158b7>] __wake_up_common+0x15/0x52 SS:ESP 0068:f6c7bf30
---[ end trace b38fbaf4088c3d26 ]---
note: xfslogd/0[21] exited with preempt_count 1
Steps to reproduce:
System information:
[root@localhost ~]# cat /proc/version
Linux version 2.6.27.25-113.delos.current.i686.debug
(abdelghani@xxxxxxxxxxxxxxx) (gcc version 4.3.0 20080428 (Red Hat 4.3.0-8)
(GCC) ) #1 PREEMPT Tue Jan 26 14:04:54 CET 2010
[root@localhost ~]# cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 14
model name : Intel(R) Celeron(R) M CPU 423 @ 1.06GHz
stepping : 12
cpu MHz : 1063.991
cache size : 1024 KB
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat
clflush dts acpi mmx fxsr sse sse2 ss tm pbe nx constant_tsc arch_perfmon bts
pni monitor tm2 xtpr
bogomips : 2127.98
clflush size : 64
power management:
[root@localhost ~]# cat /proc/modules
ipv6 230948 12 - Live 0xf9d47000
autofs4 17604 1 - Live 0xf9b53000
ext3 104584 1 - Live 0xf9b65000
jbd 38932 1 ext3, Live 0xf9b5a000
mbcache 6528 1 ext3, Live 0xf8afa000
dm9601 6400 0 - Live 0xf89b8000
usbnet 12552 1 dm9601, Live 0xf8aba000
mii 4032 2 dm9601,usbnet, Live 0xf89d5000
cgosdrv 18520 2 - Live 0xf8ad1000 (P)
i2c_i801 7760 0 - Live 0xf88fd000
iTCO_wdt 9696 1 - Live 0xf89fb000
iTCO_vendor_support 2756 1 iTCO_wdt, Live 0xf89b4000
ehci_hcd 29196 0 - Live 0xf8ac8000
uhci_hcd 19024 0 - Live 0xf89c9000
pciehp 27864 0 - Live 0xf8ac0000
snd_hda_intel 67088 3 - Live 0xf8a81000
snd_seq_dummy 2436 0 - Live 0xf88fb000
snd_seq_oss 24724 0 - Live 0xf89e2000
snd_seq_midi_event 5568 1 snd_seq_oss, Live 0xf88d7000
snd_seq 39992 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi_event, Live 0xf89d7000
snd_seq_device 5516 3 snd_seq_dummy,snd_seq_oss,snd_seq, Live 0xf88d4000
snd_pcm_oss 30144 0 - Live 0xf89ab000
snd_mixer_oss 12096 1 snd_pcm_oss, Live 0xf88c9000
snd_pcm 49480 3 snd_hda_intel,snd_pcm_oss, Live 0xf89bb000
snd_timer 16900 3 snd_seq,snd_pcm, Live 0xf89a5000
snd_page_alloc 6472 2 snd_hda_intel,snd_pcm, Live 0xf88cd000
snd_hwdep 6020 1 snd_hda_intel, Live 0xf886c000
snd 41716 13
snd_hda_intel,snd_seq_oss,snd_seq,snd_seq_device,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer,snd_hwdep,
Live 0xf88ef000
soundcore 5444 1 snd, Live 0xf88c6000
i915 81732 7 - Live 0xf88da000
drm 141912 8 i915, Live 0xf8981000
i2c_algo_bit 4740 1 i915, Live 0xf886f000
i2c_core 17488 4 i2c_i801,i915,drm,i2c_algo_bit, Live 0xf8873000
[root@localhost ~]# cat /proc/ioports
0000-001f : dma1
0020-0021 : pic1
0040-0043 : timer0
0050-0053 : timer1
0060-0060 : keyboard
0064-0064 : keyboard
0070-0071 : rtc0
0080-008f : dma page reg
00a0-00a1 : pic2
00c0-00df : dma2
00f0-00ff : fpu
0170-0177 : 0000:00:1f.1
0170-0177 : ata_piix
01f0-01f7 : 0000:00:1f.1
01f0-01f7 : ata_piix
0376-0376 : 0000:00:1f.1
0376-0376 : ata_piix
03c0-03df : vga+
03f6-03f6 : 0000:00:1f.1
03f6-03f6 : ata_piix
0400-041f : 0000:00:1f.3
0400-041f : i801_smbus
0480-04bf : 0000:00:1f.0
0480-04bf : pnp 00:06
04d0-04d1 : pnp 00:06
0800-087f : 0000:00:1f.0
0800-087f : pnp 00:06
0800-0803 : ACPI PM1a_EVT_BLK
0804-0805 : ACPI PM1a_CNT_BLK
0808-080b : ACPI PM_TMR
0810-0815 : ACPI CPU throttle
0820-0820 : ACPI PM2_CNT_BLK
0828-082f : ACPI GPE0_BLK
0860-087f : iTCO_wdt
0cf8-0cff : PCI conf1
d480-d49f : 0000:00:1d.2
d480-d49f : uhci_hcd
d800-d81f : 0000:00:1d.1
d800-d81f : uhci_hcd
d880-d89f : 0000:00:1d.0
d880-d89f : uhci_hcd
dc00-dc07 : 0000:00:02.0
e000-efff : PCI Bus 0000:03
e800-e8ff : 0000:03:00.0
ffa0-ffaf : 0000:00:1f.1
ffa0-ffaf : ata_piix
[root@localhost ~]# cat /proc/iomem
00000000-0009fbff : System RAM
0009fc00-0009ffff : reserved
000a0000-000bffff : Video RAM area
000c0000-000c7fff : Video ROM
000e0000-000fffff : reserved
000f0000-000fffff : System ROM
00100000-3d5fffff : System RAM
00400000-0069a821 : Kernel code
0069a822-007972bf : Kernel data
007e5000-00875bb3 : Kernel bss
3f7c0000-3f7cdfff : ACPI Tables
3f7ce000-3f7fffff : ACPI Non-volatile Storage
d0000000-dfffffff : 0000:00:02.0
e0000000-e3ffffff : PCI MMCONFIG 0
e0000000-e3ffffff : pnp 00:0c
fdf00000-fdffffff : PCI Bus 0000:02
fdf00000-fdf7ffff : 0000:02:00.0
fdffe000-fdffefff : 0000:02:00.0
fdfff000-fdffffff : 0000:02:00.0
fe980000-fe9fffff : 0000:00:02.1
fea37c00-fea37fff : 0000:00:1d.7
fea37c00-fea37fff : ehci_hcd
fea38000-fea3bfff : 0000:00:1b.0
fea38000-fea3bfff : ICH HD audio
fea40000-fea7ffff : 0000:00:02.0
fea80000-feafffff : 0000:00:02.0
feb00000-febfffff : PCI Bus 0000:03
febc0000-febdffff : 0000:03:00.0
febff000-febfffff : 0000:03:00.0
fec00000-fec00fff : pnp 00:0b
fed13000-fed19fff : pnp 00:01
fed1c000-fed1ffff : pnp 00:06
fed20000-fed3ffff : pnp 00:06
fed40000-fed8ffff : pnp 00:06
fee00000-fee00fff : reserved
ffb00000-ffffffff : reserved
[root@localhost ~]# cat /proc/scsi/scsi
Attached devices:
Host: scsi0 Channel: 00 Id: 00 Lun: 00
Vendor: ATA Model: InnoDisk Corp. - Rev: 0712
Type: Direct-Access ANSI SCSI revision: 05
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