Date: Sun, 12 Aug 2001 12:38:29 -0700 From: Doug Barton <DougB@DougBarton.net> To: freebsd-current@freebsd.org Subject: Panic on 8/10 -current: sleeping process owns a mutex Message-ID: <3B76DB35.DB46C32F@DougBarton.net>
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Guys, cvsup'ed, built/installed world yesterday, and got the following: IdlePTD 4489216 initial pcb at 3774a0 panicstr: sleeping process owns a mutex panic messages: --- panic: sleeping process owns a mutex (kgdb) where #0 dumpsys () at /usr/local/src/sys/kern/kern_shutdown.c:478 #1 0xc01dadac in boot (howto=260) at /usr/local/src/sys/kern/kern_shutdown.c:321 #2 0xc01db1d9 in panic (fmt=0xc03021f5 "sleeping process owns a mutex") at /usr/local/src/sys/kern/kern_shutdown.c:600 #3 0xc01d2c74 in propagate_priority (p=0xcbb75320) at /usr/local/src/sys/kern/kern_mutex.c:133 #4 0xc01d34a0 in _mtx_lock_sleep (m=0xc03b2b20, opts=0, file=0xc030ade0 "/usr/local/src/sys/kern/vfs_syscalls.c", line=609) at /usr/local/src/sys/kern/kern_mutex.c:396 #5 0xc022254b in sync (p=0xc03b1b40, uap=0x0) at /usr/local/src/sys/kern/vfs_syscalls.c:609 #6 0xc01da870 in boot (howto=256) at /usr/local/src/sys/kern/kern_shutdown.c:230 #7 0xc01db1d9 in panic (fmt=0xc03021f5 "sleeping process owns a mutex") at /usr/local/src/sys/kern/kern_shutdown.c:600 #8 0xc01d2c74 in propagate_priority (p=0xcbb75320) at /usr/local/src/sys/kern/kern_mutex.c:133 #9 0xc01d34a0 in _mtx_lock_sleep (m=0xc03b2b20, opts=0, file=0xc030a800 "/usr/local/src/sys/kern/vfs_subr.c", line=2663) at /usr/local/src/sys/kern/kern_mutex.c:396 #10 0xc0220c63 in sync_fsync (ap=0xcc30af5c) at /usr/local/src/sys/kern/vfs_subr.c:2663 #11 0xc021ceec in sched_sync () at vnode_if.h:441 #12 0xc01caa16 in fork_exit (callout=0xc021cd80 <sched_sync>, arg=0x0, frame=0xcc30afa8) at /usr/local/src/sys/kern/kern_fork.c:723 The dump is available if desired. Immediately prior to the crash I was getting a lot of these on the console: Aug 12 01:00:52 <kern.crit> Master /boot/kernel/kernel: /usr/local/src/sys/kern/kern_synch.c:377: sleeping with "mountlist" locke d from /usr/local/src/sys/kern/vfs_syscalls.c:548 Aug 12 01:00:54 <kern.crit> Master /boot/kernel/kernel: lock order reversal Aug 12 01:00:54 <kern.crit> Master /boot/kernel/kernel: 1st 0xc03b2b20 mountlist @ /usr/local/src/sys/kern/vfs_syscalls.c:548 Aug 12 01:00:54 <kern.crit> Master /boot/kernel/kernel: 2nd 0xc03b5a00 Giant @ /usr/local/src/sys/kern/kern_synch.c:481 I had a cdrom mounted via amd and was viewing real audio files on it. HTH, Doug To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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