2.6.22.6: kernel BUG at fs/locks.c:171

[Soeren Sonnenburg <kernel@nn7.de>]

Dear all,

I've just seen this in dmesg on a AMD K7 / kernel 2.6.22.6 machine
(config attached).

Any ideas / which further information needed ?

Soeren

------------[ cut here ]------------
kernel BUG at fs/locks.c:171!
invalid opcode: 0000 [#1]
Modules linked in: ipt_iprange ipt_REDIRECT capi kernelcapi capifs ipt_REJECT xt_tcpudp xt_state xt_limit ipt_LOG ipt_MASQUERADE iptable_mangle iptable_nat nf_conntrack_ipv4 iptable_filter ip_tables x_tables b44 ohci1394 ieee1394 nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack lcd tda827x saa7134_dvb dvb_pll video_buf_dvb tuner tda1004x ves1820 usb_storage usblp saa7134 compat_ioctl32 budget_ci budget_core dvb_ttpci dvb_core saa7146_vv video_buf saa7146 ttpci_eeprom via_agp ir_kbd_i2c videodev v4l2_common v4l1_compat ir_common agpgart
CPU:    0
EIP:    0060:[<c0158f59>]    Not tainted VLI
EFLAGS: 00010206   (2.6.22.6 #1)
EIP is at locks_free_lock+0xb/0x3b
eax: e1d07f9c   ebx: e1d07f80   ecx: f5f5e2f0   edx: 00000000
esi: 00000000   edi: 00000000   ebp: 00000000   esp: da3d7f04
ds: 007b   es: 007b   fs: 0000  gs: 0033  ss: 0068
Process mrtg-load (pid: 19688, ti=da3d6000 task=f5e3a030 task.ti=da3d6000)
Stack: 00000000 c015972b 00000002 c04889c8 c012b920 f5f5e290 c048541c f0ed3ca0 
       01485414 00000000 e1d07f80 00000000 f0f39f58 44ef35f1 f62fc2ac 00000000 
       00000000 f5f5e290 00000000 d23106c0 c015a891 00000000 00000007 00000004 
Call Trace:
 [<c015972b>] __posix_lock_file+0x44e/0x47f
 [<c012b920>] getnstimeofday+0x2b/0xaf
 [<c015a891>] fcntl_setlk+0xff/0x1f6
 [<c011d836>] do_setitimer+0xfa/0x226
 [<c0156b87>] sys_fcntl64+0x74/0x85
 [<c0103ade>] syscall_call+0x7/0xb
 =======================
Code: 74 1b 8b 15 30 93 48 c0 8d 43 04 89 53 04 89 42 04 a3 30 93 48 c0 c7 40 04 30 93 48 c0 5b 5e c3 53 89 c3 8d 40 1c 39 43 1c 74 04 <0f> 0b eb fe 8d 43 0c 39 43 0c 74 04 0f 0b eb fe 8d 43 04 39 43 
EIP: [<c0158f59>] locks_free_lock+0xb/0x3b SS:ESP 0068:da3d7f04
BUG: unable to handle kernel paging request at virtual address 9ee420b0
 printing eip:
c014ab7d
*pde = 00000000
Oops: 0002 [#2]
Modules linked in: ipt_iprange ipt_REDIRECT capi kernelcapi capifs ipt_REJECT xt_tcpudp xt_state xt_limit ipt_LOG ipt_MASQUERADE iptable_mangle iptable_nat nf_conntrack_ipv4 iptable_filter ip_tables x_tables b44 ohci1394 ieee1394 nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack lcd tda827x saa7134_dvb dvb_pll video_buf_dvb tuner tda1004x ves1820 usb_storage usblp saa7134 compat_ioctl32 budget_ci budget_core dvb_ttpci dvb_core saa7146_vv video_buf saa7146 ttpci_eeprom via_agp ir_kbd_i2c videodev v4l2_common v4l1_compat ir_common agpgart
CPU:    0
EIP:    0060:[<c014ab7d>]    Not tainted VLI
EFLAGS: 00010082   (2.6.22.6 #1)
EIP is at free_block+0x61/0xfb
eax: a75b2c19   ebx: c1cf6c10   ecx: e1d070c4   edx: 9ee420ac
esi: e1d07000   edi: dfde6960   ebp: dfde7620   esp: dfd87f44
ds: 007b   es: 007b   fs: 0000  gs: 0000  ss: 0068
Process events/0 (pid: 4, ti=dfd86000 task=dfdc4a50 task.ti=dfd86000)
Stack: 00000012 00000000 00000018 00000000 c1cf6c10 c1cf6c10 00000018 c1cf6c00 
       dfde7620 c014ac86 00000000 dfde6960 dfde7620 c0521d20 00000000 c014b869 
       00000000 00000000 dfde69e0 c0521d20 c014b827 c0125955 dfdc4b5c 8f0c99c0 
Call Trace:
 [<c014ac86>] drain_array+0x6f/0x89
 [<c014b869>] cache_reap+0x42/0xde
 [<c014b827>] cache_reap+0x0/0xde
 [<c0125955>] run_workqueue+0x6b/0xdf
 [<c0125ec7>] worker_thread+0x0/0xbd
 [<c0125f79>] worker_thread+0xb2/0xbd
 [<c0128221>] autoremove_wake_function+0x0/0x35
 [<c01280cc>] kthread+0x36/0x5a
 [<c0128096>] kthread+0x0/0x5a
 [<c0104607>] kernel_thread_helper+0x7/0x10
 =======================
Code: 8b 02 25 00 40 02 00 3d 00 40 02 00 75 03 8b 52 0c 8b 02 84 c0 78 04 0f 0b eb fe 8b 72 1c 8b 54 24 28 8b 46 04 8b 7c 95 4c 8b 16 <89> 42 04 89 10 2b 4e 0c c7 06 00 01 10 00 c7 46 04 00 02 20 00 
EIP: [<c014ab7d>] free_block+0x61/0xfb SS:ESP 0068:dfd87f44
------------[ cut here ]------------
kernel BUG at fs/locks.c:171!
invalid opcode: 0000 [#3]
Modules linked in: ipt_iprange ipt_REDIRECT capi kernelcapi capifs ipt_REJECT xt_tcpudp xt_state xt_limit ipt_LOG ipt_MASQUERADE iptable_mangle iptable_nat nf_conntrack_ipv4 iptable_filter ip_tables x_tables b44 ohci1394 ieee1394 nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack lcd tda827x saa7134_dvb dvb_pll video_buf_dvb tuner tda1004x ves1820 usb_storage usblp saa7134 compat_ioctl32 budget_ci budget_core dvb_ttpci dvb_core saa7146_vv video_buf saa7146 ttpci_eeprom via_agp ir_kbd_i2c videodev v4l2_common v4l1_compat ir_common agpgart
CPU:    0
EIP:    0060:[<c0158f59>]    Not tainted VLI
EFLAGS: 00010287   (2.6.22.6 #1)
EIP is at locks_free_lock+0xb/0x3b
eax: e1d07f40   ebx: e1d07f24   ecx: dfde7620   edx: c16bebc0
esi: 00000000   edi: 00000000   ebp: f5f5e0c4   esp: f1309efc
ds: 007b   es: 007b   fs: 0000  gs: 0033  ss: 0068
Process nmbd (pid: 3522, ti=f1308000 task=f12ba590 task.ti=f1308000)
Stack: 00000000 c015972b f10b8d4c c1f0d380 02e58f5c f5f5e3a4 000007e8 00000000 
       010b8d4c f5f5e120 e1d07f24 00000001 000000a8 00000000 f5f5eca0 00000000 
       00000000 f5f5e3a4 00000000 f635a260 c015a13f 00000000 0000000e 0000000a 
Call Trace:
 [<c015972b>] __posix_lock_file+0x44e/0x47f
 [<c015a13f>] fcntl_setlk64+0xff/0x1f4
 [<c0156b75>] sys_fcntl64+0x62/0x85
 [<c0103ade>] syscall_call+0x7/0xb
 =======================
Code: 74 1b 8b 15 30 93 48 c0 8d 43 04 89 53 04 89 42 04 a3 30 93 48 c0 c7 40 04 30 93 48 c0 5b 5e c3 53 89 c3 8d 40 1c 39 43 1c 74 04 <0f> 0b eb fe 8d 43 0c 39 43 0c 74 04 0f 0b eb fe 8d 43 04 39 43 
EIP: [<c0158f59>] locks_free_lock+0xb/0x3b SS:ESP 0068:f1309efc

-- 
Sometimes, there's a moment as you're waking, when you become aware of
the real world around you, but you're still dreaming.

Attachment: config.gz
Description: GNU Zip compressed data