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SubjectHang with SMP 2.4.4 snd log
Hi

I got a next hang with my SMP system, kdb log attached. Something strange
with the backtrace for CPU 0. Here is the first cut from the kdb log..

--------------------------------------------------------------------------

[0]kdb> cpu
Currently on cpu 0
Available cpus: 0, 1
[0]kdb> bt
EBP EIP Function(args)
0xc275ff90 0xc0108b60 handle_IRQ_event+0x24 (0x4, 0xc275ffc4, 0xc0761f40, 0x4080cc08, 0x80daef4)
kernel .text 0xc0100000 0xc0108b3c 0xc0108bc4
0xc0108d9c do_IRQ+0xa8
kernel .text 0xc0100000 0xc0108cf4 0xc0108df0
0xc0106e10 ret_from_intr
kernel .text 0xc0100000 0xc0106e10 0xc0106e30
Interrupt registers:
eax = 0x00000024 ebx = 0x4080cc08 ecx = 0x080dae80 edx = 0x00000024
esi = 0x080daef4 edi = 0x00000002 esp = 0xbfffedd8 eip = 0x405efc00
ebp = 0xbfffee04 xss = 0x0000002b xcs = 0x00000023 eflags = 0x00000297
xds = 0xc010002b xes = 0x0000002b origeax = 0xffffff04 &regs = 0xc275ffc4
0x405efc00 <unknown>+0x405efc00
kernel <unknown> 0x0 0x0 0x0
0x00000023 <unknown>+0x23
kernel <unknown> 0x0 0x0 0x0
0x00000297 <unknown>+0x297
kernel <unknown> 0x0 0x0 0x0
0xbfffedd8 <unknown>+0xbfffedd8
kernel <unknown> 0x0 0x0 0x0
0x0000002b <unknown>+0x2b
kernel <unknown> 0x0 0x0 0x0
[snip]
[0]kdb> cpu 1

--------------------------------------------------------------------

Maybe it may be of help

kind regards

Kees

[0]kdb> cpu
Currently on cpu 0
Available cpus: 0, 1
[0]kdb> bt
EBP EIP Function(args)
0xc275ff90 0xc0108b60 handle_IRQ_event+0x24 (0x4, 0xc275ffc4, 0xc0761f40, 0x4080cc08, 0x80daef4)
kernel .text 0xc0100000 0xc0108b3c 0xc0108bc4
0xc0108d9c do_IRQ+0xa8
kernel .text 0xc0100000 0xc0108cf4 0xc0108df0
0xc0106e10 ret_from_intr
kernel .text 0xc0100000 0xc0106e10 0xc0106e30
Interrupt registers:
eax = 0x00000024 ebx = 0x4080cc08 ecx = 0x080dae80 edx = 0x00000024
esi = 0x080daef4 edi = 0x00000002 esp = 0xbfffedd8 eip = 0x405efc00
ebp = 0xbfffee04 xss = 0x0000002b xcs = 0x00000023 eflags = 0x00000297
xds = 0xc010002b xes = 0x0000002b origeax = 0xffffff04 &regs = 0xc275ffc4
0x405efc00 <unknown>+0x405efc00
kernel <unknown> 0x0 0x0 0x0
0x00000023 <unknown>+0x23
kernel <unknown> 0x0 0x0 0x0
0x00000297 <unknown>+0x297
kernel <unknown> 0x0 0x0 0x0
0xbfffedd8 <unknown>+0xbfffedd8
kernel <unknown> 0x0 0x0 0x0
0x0000002b <unknown>+0x2b
kernel <unknown> 0x0 0x0 0x0
[snip]
[0]kdb> cpu 1

Entering kdb (current=0xc3b18000, pid 23293) on processor 1 due to cpu switch
[1]kdb> bt
EBP EIP Function(args)
0xc3b19d0c 0xc0142d7d fasync_helper+0xc9 (0xffffffff, 0xc3b9e4e0, 0x0, 0xc56b912c)
kernel .text 0xc0100000 0xc0142cb4 0xc0142d8c
0xc3b19d30 0xc01c0fdd tty_fasync+0x85 (0xffffffff, 0xc3b9e4e0, 0x0, 0xc56b9000, 0xc02be30f)
kernel .text 0xc0100000 0xc01c0f58 0xc01c1060
0xc3b19dac 0xc01c0612 release_dev+0x92 (0xc3b9e4e0)
kernel .text 0xc0100000 0xc01c0580 0xc01c0adc
0xc3b19dbc 0xc01c0e8b tty_release+0x2f (0xc05809a0, 0xc3b9e4e0)
kernel .text 0xc0100000 0xc01c0e5c 0xc01c0ec8
0xc3b19ddc 0xc0134c85 fput+0x41 (0xc3b9e4e0, 0xc13f9bc0, 0x0, 0xc3b9e4e0, 0x0)
kernel .text 0xc0100000 0xc0134c44 0xc0134d38
0xc3b19e04 0xc0133bc1 filp_close+0xb9 (0xc3b9e4e0, 0xc13f9bc0)
kernel .text 0xc0100000 0xc0133b08 0xc0133bd0
0xc3b19e28 0xc01182e8 put_files_struct+0x60 (0xc13f9bc0, 0x1)
kernel .text 0xc0100000 0xc0118288 0xc0118350
0xc3b19e40 0xc0118ae9 do_exit+0x135 (0xb)
kernel .text 0xc0100000 0xc01189b4 0xc0118c6c
0xc3b19e58 0xc0107c95 do_nmi+0x115 (0xc3b19e68, 0x0, 0xc03de880, 0x4, 0xc03de888)
kernel .text 0xc0100000 0xc0107b80 0xc0107cec
0xc3b19eac 0xc0106f2e nmi+0x1e (0xc4d6a000, 0xc453c120)
kernel .text 0xc0100000 0xc0106f10 0xc0106f40
0xc01c07ef release_dev+0x26f (0xc453c120)
kernel .text 0xc0100000 0xc01c0580 0xc01c0adc
0xc3b19f60 0xc01c0e8b tty_release+0x2f (0xc3ac1860, 0xc453c120)
kernel .text 0xc0100000 0xc01c0e5c 0xc01c0ec8
0xc3b19f80 0xc0134c85 fput+0x41 (0xc453c120, 0xc13f9bc0, 0x0, 0xc453c120, 0x0)
kernel .text 0xc0100000 0xc0134c44 0xc0134d38
0xc3b19fa8 0xc0133bc1 filp_close+0xb9 (0xc453c120, 0xc13f9bc0, 0xc3b18000, 0xbffff254)
kernel .text 0xc0100000 0xc0133b08 0xc0133bd0
0xc3b19fbc 0xc0133c2f sys_close+0x5f (0x3, 0xbffff205, 0x8049b40, 0x4000aa20, 0xbffff39c)
kernel .text 0xc0100000 0xc0133bd0 0xc0133c48
0xc0106d37 system_call+0x37
kernel .text 0xc0100000 0xc0106d00 0xc0106d40
[1]kdb> ps
Task Addr Pid Parent [*] cpu State Thread Command
0xc1234000 00000001 00000000 0 001 stop 0xc1234350 init
0xc12e4000 00000002 00000001 0 001 stop 0xc12e4350 keventd
0xc12d6000 00000003 00000001 0 001 stop 0xc12d6350 kswapd
0xc12d4000 00000004 00000001 0 001 stop 0xc12d4350 kreclaimd
0xc12d0000 00000005 00000001 0 000 stop 0xc12d0350 bdflush
0xc12ce000 00000006 00000001 0 000 stop 0xc12ce350 kupdated
0xc13fa000 00000008 00000001 0 000 stop 0xc13fa350 scsi_eh_1
0xc7a72000 00000128 00000001 0 001 stop 0xc7a72350 syslogd
0xc7a18000 00000132 00000001 0 001 run 0xc7a18350 klogd
0xc7a4c000 00000173 00000001 0 000 stop 0xc7a4c350 mingetty
0xc7abc000 00000174 00000001 0 001 stop 0xc7abc350 mingetty
0xc7c22000 00000175 00000001 0 000 stop 0xc7c22350 mingetty
0xc7aaa000 00000176 00000001 0 000 stop 0xc7aaa350 mingetty
0xc1324000 00000177 00000001 0 001 stop 0xc1324350 mingetty
0xc76e4000 00000253 00000001 0 001 stop 0xc76e4350 timed
0xc7560000 00000380 00000001 0 001 stop 0xc7560350 named
0xc7532000 00000457 00000001 0 001 stop 0xc7532350 atd
0xc7316000 00000466 00000001 0 001 stop 0xc7316350 inetd
0xc72b0000 00000481 00000001 0 001 stop 0xc72b0350 lpd
0xc71a0000 00000506 00000001 0 000 stop 0xc71a0350 safe_mysqld
0xc7182000 00000521 00000506 0 001 stop 0xc7182350 mysqld
0xc6fd2000 00000547 00000521 0 001 stop 0xc6fd2350 mysqld
0xc6fce000 00000548 00000547 0 000 stop 0xc6fce350 mysqld
0xc6f6c000 00000553 00000001 0 001 stop 0xc6f6c350 sendmail
0xc6d68000 00000562 00000001 0 001 stop 0xc6d68350 nmbd
0xc6d5e000 00000563 00000562 0 000 stop 0xc6d5e350 nmbd
0xc6c1e000 00000566 00000001 0 001 stop 0xc6c1e350 smbd
0xc6bf6000 00000610 00000001 0 001 stop 0xc6bf6350 cron
0xc7078000 00000648 00000001 0 001 stop 0xc7078350 xdm
0xc7754000 00000652 00000001 0 000 stop 0xc7754350 mingetty
0xc6b6c000 00002157 00000648 0 000 stop 0xc6b6c350 X
0xc2294000 00002158 00000648 0 000 stop 0xc2294350 xdm
0xc536e000 00002171 00000001 0 000 stop 0xc536e350 xconsole
0xc1a58000 00023093 00002158 0 000 stop 0xc1a58350 startkde
0xc63a0000 00023197 00000001 0 001 stop 0xc63a0350 kdeinit
0xc1860000 00023199 00000001 0 001 stop 0xc1860350 kdeinit
0xc31ec000 00023201 00000001 0 000 stop 0xc31ec350 kdeinit
0xc1a36000 00023204 00000001 0 000 stop 0xc1a36350 kdeinit
0xc657a000 00023206 00000001 0 000 stop 0xc657a350 artsd
0xc3c2a000 00023222 00000001 0 001 stop 0xc3c2a350 kdeinit
0xc4188000 00023228 00000001 0 000 stop 0xc4188350 kdeinit
0xc72cc000 00023230 00000001 0 000 stop 0xc72cc350 kdeinit
0xc37d2000 00023232 00000001 0 001 stop 0xc37d2350 kdeinit
0xc64ae000 00023234 00000001 0 001 stop 0xc64ae350 kdeinit
0xc5202000 00023235 00000001 0 001 stop 0xc5202350 kdeinit
0xc0aec000 00023237 00023235 0 001 stop 0xc0aec350 cat
0xc248c000 00023238 00000001 0 001 stop 0xc248c350 knotify
0xc0828000 00023242 00023093 0 001 stop 0xc0828350 ksmserver
0xc66bc000 00023244 00023234 0 000 stop 0xc66bc350 kdeinit
0xc5f48000 00023245 00023244 0 001 stop 0xc5f48350 xosview.bin
0xc7230000 00023246 00023244 0 001 stop 0xc7230350 xbiff
0xc4f88000 00023259 00023234 0 000 stop 0xc4f88350 oclock
0xc4b5e000 00023260 00023234 0 001 stop 0xc4b5e350 kdeinit
0xc6e40000 00023262 00023234 0 000 stop 0xc6e40350 kdeinit
0xc275e000 00023263 00000001 1 000 run 0xc275e350 kmix
0xc3604000 00023276 00023260 0 001 stop 0xc3604350 bash
0xc2e72000 00023277 00023262 0 001 stop 0xc2e72350 bash
0xc2066000 00023292 00023234 0 000 stop 0xc2066350 xterm
0xc3b18000 00023293 00023292 1 001 run 0xc3b18350*hart
0xc5154000 00023525 00023276 0 001 stop 0xc5154350 vi
0xc34b6000 00023610 00023277 0 000 stop 0xc34b6350 bc
0xc3e96000 00023623 00000610 0 001 stop 0xc3e96350 cron
[1]kdb> btp 23263
EBP EIP Function(args)
0xc0403a00 0xc0108b60 handle_IRQ_event+0x24 (0x4, 0xc275ffc4, 0xc0761f40, 0x4080cc08, 0x80daef4)
kernel .text 0xc0100000 0xc0108b3c 0xc0108bc4
0xc0108d9c do_IRQ+0xa8
kernel .text 0xc0100000 0xc0108cf4 0xc0108df0
0xc0106e10 ret_from_intr
kernel .text 0xc0100000 0xc0106e10 0xc0106e30
Interrupt registers:
eax = 0x00000024 ebx = 0x4080cc08 ecx = 0x080dae80 edx = 0x00000024
esi = 0x080daef4 edi = 0x00000002 esp = 0xbfffedd8 eip = 0x405efc00
ebp = 0xbfffee04 xss = 0x0000002b xcs = 0x00000023 eflags = 0x00000297
xds = 0xc010002b xes = 0x0000002b origeax = 0xffffff04 &regs = 0xc275ffc4
0x405efc00 <unknown>+0x405efc00
kernel <unknown> 0x0 0x0 0x0
0x00000023 <unknown>+0x23
kernel <unknown> 0x0 0x0 0x0
0x00000297 <unknown>+0x297
kernel <unknown> 0x0 0x0 0x0
0xbfffedd8 <unknown>+0xbfffedd8
kernel <unknown> 0x0 0x0 0x0
0x0000002b <unknown>+0x2b
kernel <unknown> 0x0 0x0 0x0
0x000013a5 <unknown>+0x13a5
kernel <unknown> 0x0 0x0 0x0
0x00018790 <unknown>+0x18790
kernel <unknown> 0x0 0x0 0x0
0x00000267 <unknown>+0x267
kernel <unknown> 0x0 0x0 0x0
0x000b0012 <unknown>+0xb0012
kernel <unknown> 0x0 0x0 0x0
0x000003fb <unknown>+0x3fb
kernel <unknown> 0x0 0x0 0x0
0x00006570 <unknown>+0x6570
kernel <unknown> 0x0 0x0 0x0
0x00000033 <unknown>+0x33
kernel <unknown> 0x0 0x0 0x0
0x000b0012 <unknown>+0xb0012
kernel <unknown> 0x0 0x0 0x0
0x00000ea2 <unknown>+0xea2
kernel <unknown> 0x0 0x0 0x0
0x000124f0 <unknown>+0x124f0
kernel <unknown> 0x0 0x0 0x0
0x00000119 <unknown>+0x119
kernel <unknown> 0x0 0x0 0x0
0x000b0012 <unknown>+0xb0012
[snip]
[1]kdb> btp 23293
EBP EIP Function(args)
0xc56b9000 0xc0142d7d fasync_helper+0xc9 (0xffffffff, 0xc3b9e4e0, 0x0, 0xc56b912c)
kernel .text 0xc0100000 0xc0142cb4 0xc0142d8c
0xc3b19d30 0xc01c0fdd tty_fasync+0x85 (0xffffffff, 0xc3b9e4e0, 0x0, 0xc56b9000, 0xc02be30f)
kernel .text 0xc0100000 0xc01c0f58 0xc01c1060
0xc3b19dac 0xc01c0612 release_dev+0x92 (0xc3b9e4e0)
kernel .text 0xc0100000 0xc01c0580 0xc01c0adc
0xc3b19dbc 0xc01c0e8b tty_release+0x2f (0xc05809a0, 0xc3b9e4e0)
kernel .text 0xc0100000 0xc01c0e5c 0xc01c0ec8
0xc3b19ddc 0xc0134c85 fput+0x41 (0xc3b9e4e0, 0xc13f9bc0, 0x0, 0xc3b9e4e0, 0x0)
kernel .text 0xc0100000 0xc0134c44 0xc0134d38
0xc3b19e04 0xc0133bc1 filp_close+0xb9 (0xc3b9e4e0, 0xc13f9bc0)
kernel .text 0xc0100000 0xc0133b08 0xc0133bd0
0xc3b19e28 0xc01182e8 put_files_struct+0x60 (0xc13f9bc0, 0x1)
kernel .text 0xc0100000 0xc0118288 0xc0118350
0xc3b19e40 0xc0118ae9 do_exit+0x135 (0xb)
kernel .text 0xc0100000 0xc01189b4 0xc0118c6c
0xc3b19e58 0xc0107c95 do_nmi+0x115 (0xc3b19e68, 0x0, 0xc03de880, 0x4, 0xc03de888)
kernel .text 0xc0100000 0xc0107b80 0xc0107cec
0xc3b19eac 0xc0106f2e nmi+0x1e (0xc4d6a000, 0xc453c120)
kernel .text 0xc0100000 0xc0106f10 0xc0106f40
0xc01c07ef release_dev+0x26f (0xc453c120)
kernel .text 0xc0100000 0xc01c0580 0xc01c0adc
0xc3b19f60 0xc01c0e8b tty_release+0x2f (0xc3ac1860, 0xc453c120)
kernel .text 0xc0100000 0xc01c0e5c 0xc01c0ec8
0xc3b19f80 0xc0134c85 fput+0x41 (0xc453c120, 0xc13f9bc0, 0x0, 0xc453c120, 0x0)
kernel .text 0xc0100000 0xc0134c44 0xc0134d38
0xc3b19fa8 0xc0133bc1 filp_close+0xb9 (0xc453c120, 0xc13f9bc0, 0xc3b18000, 0xbffff254)
kernel .text 0xc0100000 0xc0133b08 0xc0133bd0
0xc3b19fbc 0xc0133c2f sys_close+0x5f (0x3, 0xbffff205, 0x8049b40, 0x4000aa20, 0xbffff39c)
kernel .text 0xc0100000 0xc0133bd0 0xc0133c48
0xc0106d37 system_call+0x37
kernel .text 0xc0100000 0xc0106d00 0xc0106d40

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