Date: Tue, 2 Jul 2002 22:36:17 -0700 (PDT) From: Matthew Dillon <dillon@apollo.backplane.com> To: Julian Elischer <julian@elischer.org> Cc: Andrew Gallatin <gallatin@cs.duke.edu>, freebsd-current@FreeBSD.ORG Subject: Re: KSE signal problems still Message-ID: <200207030536.g635aHQs010168@apollo.backplane.com> References: <Pine.BSF.4.21.0207021931190.97650-100000@InterJet.elischer.org>
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I can get a panic when ^C'ing buildworld on an SMP build of -current:
-Matt
test3# j
test3# panic: mutex sched lock not owned at /FreeBSD/FreeBSD-current/src/sys/kern/subr_smp.c:126
cpuid = 1; lapic.id = 00000000
Debugger("panic")
Stopped at Debugger+0x46: xchgl %ebx,in_Debugger.0
db> trace
Debugger(c02ec4ba) at Debugger+0x46
panic(c02eb5e8,c02eb758,c02efe80,7e,c6a5a9c0) at panic+0xd6
_mtx_assert(c0325a20,1,c02efe80,7e) at _mtx_assert+0xa8
forward_signal(c6a5a9c0) at forward_signal+0x1a
tdsignal(c6a5a9c0,2,0) at tdsignal+0x182
psignal(c665f804,2) at psignal+0x3c8
pgsignal(c6bbe480,2,1,c6bbe49c,0) at pgsignal+0x63
ttyinput(3,c6413230,c6413200,0,e0e71b03) at ttyinput+0x316
ptcwrite(c6648600,e0e71c88,7f0011,1,e0e71bc4) at ptcwrite+0x17f
spec_write(e0e71bf0,e0e71c3c,c020f0a0,e0e71bf0,7f0011) at spec_write+0x5a
spec_vnoperate(e0e71bf0) at spec_vnoperate+0x13
vn_write(c645aec4,e0e71c88,c6641380,0,c622b3c0) at vn_write+0x1c8
dofilewrite(c622b3c0,c645aec4,7,807f000,1) at dofilewrite+0xaf
write(c622b3c0,e0e71d14,3,9,282) at write+0x39
syscall(2f,2f,2f,8074600,8074644) at syscall+0x23c
syscall_with_err_pushed() at syscall_with_err_pushed+0x1b
--- syscall (4, FreeBSD ELF, write), eip = 0x281fc3a3, esp = 0xbfbff36c, ebp = 0xbfbff3d8 ---
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