cvs commit: src/sys/kern uipc_socket.c

Norikatsu Shigemura nork at FreeBSD.org
Sun Sep 5 10:00:34 PDT 2004


On Sun, 5 Sep 2004 12:44:56 -0400 (EDT)
Robert Watson <rwatson at FreeBSD.org> wrote:
> 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?

	No.  I'm always watching from other machine with dcons/ieee1394.
	I didn't see any message.  Sorry, I'm using my kernel which is
	disabled WITNESS and INVARIANTS.  I'll try to enable these and
	test.

> 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


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