Date: Thu, 15 Aug 2002 00:38:58 -0400 From: Mike Heffner <mheffner@acm.vt.edu> To: freebsd-current@freebsd.org Subject: panic: system call accept returning with mutex(s) held Message-ID: <20020815003858.A56794@cowpie.acm.vt.edu>
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With -current from earlier this week, panics whenever I start
gaim. Didn't see anything similar in the archives. I'll be happy to
provide more information if needed.
Mounting root from ufs:/dev/ad0s2a
exclusive sleep mutex Giant r = 0 (0xc02da9a0) locked @ ../../../kern/subr_trap.c:80
panic: system call accept returning with mutex(s) held
syncing disks... panic: bremfree: bp 0xc3c32ee4 not locked
Uptime: 3m18s
pfs_vncache_unload(): 1 entries remaining
Dumping 127 MB
ata0: resetting devices ..
done
16 32 48 64 80 96 112
---
#0 doadump () at ../../../kern/kern_shutdown.c:213
213 dumping++;
(kgdb) bt
#0 doadump () at ../../../kern/kern_shutdown.c:213
#1 0xc01aaa86 in boot (howto=260) at ../../../kern/kern_shutdown.c:345
#2 0xc01aaca3 in panic () at ../../../kern/kern_shutdown.c:493
#3 0xc01dfc47 in bremfree (bp=0xc02b0f05) at ../../../kern/vfs_bio.c:633
#4 0xc01e1668 in vfs_bio_awrite (bp=0xc1525840) at ../../../kern/vfs_bio.c:1627
#5 0xc022e991 in ffs_fsync (ap=0xc8e7bc1c) at ../../../ufs/ffs/ffs_vnops.c:231
#6 0xc022df8e in ffs_sync (mp=0xc1471400, waitfor=2, cred=0xc0babe00, td=0xc02d6480)
at vnode_if.h:545
#7 0xc01f162c in sync (td=0xc02d6480, uap=0x0) at ../../../kern/vfs_syscalls.c:129
#8 0xc01aa6a2 in boot (howto=256) at ../../../kern/kern_shutdown.c:254
#9 0xc01aaca3 in panic () at ../../../kern/kern_shutdown.c:493
#10 0xc027d8a2 in syscall (frame=
{tf_fs = 47, tf_es = 47, tf_ds = 47, tf_edi = 135554112, tf_esi = 135604464, tf_ebp = -1077940868, tf_isp = -924336780, tf_ebx = 673945180, tf_edx = 1, tf_ecx = 0, tf_eax = 22, tf_trapno = 12, tf_err = 2, tf_eip = 676290179, tf_cs = 31, tf_eflags = 663, tf_esp = -1077941024, tf_ss = 47}) at ../../../i386/i386/trap.c:1120
#11 0xc026e76d in Xint0x80_syscall () at {standard input}:140
FreeBSD 5.0-CURRENT #1: Wed Aug 14 12:19:54 EDT 2002
spock@satellite.muriel.penguinpowered.com:/usr/src/sys/i386/compile/SATELLIT
E
Preloaded elf kernel "/boot/kernel/kernel" at 0xc03ff000.
Preloaded elf module "/boot/kernel/random.ko" at 0xc03ff0a8.
Preloaded elf module "/boot/kernel/acpi.ko" at 0xc03ff154.
Timecounter "i8254" frequency 1193182 Hz
Timecounter "TSC" frequency 746339059 Hz
CPU: Pentium III/Pentium III Xeon/Celeron (746.34-MHz 686-class CPU)
Origin = "GenuineIntel" Id = 0x686 Stepping = 6
Features=0x383f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PA
T,PSE36,MMX,FXSR,SSE>
real memory = 134086656 (130944K bytes)
avail memory = 125779968 (122832K bytes)
Mike
--
Mike Heffner <mheffner@[acm.]vt.edu>
<mikeh@FreeBSD.org>
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