cvs commit: src/sys/kern uipc_socket.c

[Robert Watson]

On Mon, 6 Sep 2004, Norikatsu Shigemura wrote:

> 	Hum... I ran xmms(start play) and ASAP panic.

Do you have the panic message and any kernel printfs immediately preceding
it?

Robert N M Watson             FreeBSD Core Team, TrustedBSD Projects
robert at fledge.watson.org      Principal Research Scientist, McAfee Research


> 
> [thread 100112]
> Stopped at      sched_choose+0x54:      cmpb    $0x4,0x4c(%eax)
> db> where
> sched_choose(ec125aac,c055c547,c3052680,0,ec125ad0) at sched_choose+0x54
> choosethread(c2fe2d90,c30527d4,c3051700,ec125ad0,628faa00) at choosethread+0x45
> sched_switch(c3052680,0,0,7c68ea02,73fe2e48) at sched_switch+0x145
> mi_switch(1,0,ec125b5c,c056eed0,c32be500) at mi_switch+0x1c2
> sleepq_switch(c07f2844,1,ec125b90,c0517c47,c07f2844) at sleepq_switch+0x177
> sleepq_wait_sig(c07f2844,c07f2844,c07f2820,c074ec89,101) at sleepq_wait_sig+0x12
> cv_wait_sig(c07f2844,c07f2820,1,0,0) at cv_wait_sig+0x227
> poll(c3052680,ec125d14,c,16,c3052680) at poll+0x645
> syscall(2f,2f,2f,813b000,3) at syscall+0x330
> Xint0x80_syscall() at Xint0x80_syscall+0x1f
> --- syscall (209, FreeBSD ELF32, poll), eip = 0x684e5a1f, esp = 0xbfbfe8cc, ebp = 0xbfbfe8e8 ---
> db> show pcpu
> cpuid        = 1
> curthread    = 0xc3052680: pid 651 "xmms"
> curpcb       = 0xec125da0
> fpcurthread  = 0xc3052680: pid 651 "xmms"
> idlethread   = 0xc2b88340: pid 11 "idle: cpu1"
> APIC ID      = 1
> currentldt   = 0x30
> db> show pcpu 0
> cpuid        = 0
> curthread    = 0xc3054680: pid 604 "Xorg"
> curpcb       = 0xec140da0
> fpcurthread  = none
> idlethread   = 0xc2b884e0: pid 12 "idle: cpu0"
> APIC ID      = 0
> currentldt   = 0x30
> db> show pcpu 1
> cpuid        = 1
> curthread    = 0xc3052680: pid 651 "xmms"
> curpcb       = 0xec125da0
> fpcurthread  = 0xc3052680: pid 651 "xmms"
> idlethread   = 0xc2b88340: pid 11 "idle: cpu1"
> APIC ID      = 1
> currentldt   = 0x30
> db> tr 651
> fork_trampoline() at fork_trampoline
> db> tr 604
> sched_switch(c3054680,c2e26200,40,ec140ab8,c0582d0b) at sched_switch+0x160
> mi_switch(ec140b10,c0783320,12,1,ec140b10) at mi_switch+0x1c2
> _end(57e58955,ec835356,8458b34,8910408b,558be045) at 0xec140af0
> db> tr 11
> sched_switch(c2b88340,0,c0479945,89628f48,39a1a3bc) at sched_switch+0x160
> mi_switch(1,0,0,0,0) at mi_switch+0x1c2
> idle_proc(0,e4094d48,0,0,0) at idle_proc+0x14d
> fork_exit(c052ba60,0,e4094d48) at fork_exit+0x80
> fork_trampoline() at fork_trampoline+0x8
> --- trap 0x1, eip = 0, esp = 0xe4094d7c, ebp = 0 ---
> db> tr 12
> sched_switch(c2b884e0,0,1,20f8164c,cb694953) at sched_switch+0x160
> mi_switch(1,0,0,0,0) at mi_switch+0x1c2
> idle_proc(0,e4097d48,0,0,0) at idle_proc+0x14d
> fork_exit(c052ba60,0,e4097d48) at fork_exit+0x80
> fork_trampoline() at fork_trampoline+0x8
> --- trap 0x1, eip = 0, esp = 0xe4097d7c, ebp = 0 ---
> 
> 	debug.mpsafenet=1
> 	debug.mpsafevm=1
> 	net.isr.enable=1
> 	no PREEMPTION
> 	SCHED_ULE
> 
> >   Revision  Changes    Path
> >   1.212     +4 -4      src/sys/kern/uipc_socket.c
>