Date: Sun, 12 Jun 2005 17:18:20 +0900 From: Jun Kuriyama <kuriyama@imgsrc.co.jp> To: Current <freebsd-current@FreeBSD.org> Subject: Acquiring lockmgr lock "ufs" with non-sleepable locks Message-ID: <7mhdg4q983.wl%kuriyama@imgsrc.co.jp>
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As of today's current:
Acquiring lockmgr lock "ufs" with the following non-sleepable locks held:
exclusive sleep mutex vnode pollinfo r = 0 (0xc4814000) locked @ /usr/src/sys/kern/kern_event.c:881
KDB: stack backtrace:
kdb_backtrace(1,3001,c3fa229c,c3a36780,ecf71a5c) at kdb_backtrace+0x29
witness_warn(5,c070c378,c06a435b,c06ad03d) at witness_warn+0x18e
lockmgr(c3fa2278,3001,c3fa229c,c3a36780,ecf71a88) at lockmgr+0x8d
vop_stdlock(ecf71acc,c06f58c0,ecf71acc,ecf71a98,c0612184) at vop_stdlock+0x1e
VOP_LOCK_APV(c06f5e00,ecf71acc,ecf71aac,c067caff,ecf71acc) at VOP_LOCK_APV+0x87
ffs_lock(ecf71acc,1001,c3fa2220,ecf71ae8,c0566634) at ffs_lock+0x10
VOP_LOCK_APV(c06f58c0,ecf71acc) at VOP_LOCK_APV+0x87
vn_lock(c3fa2220,1001,c3a36780) at vn_lock+0xa4
filt_vfsread(c3ac9264,0,0,ffffffff,0) at filt_vfsread+0x3a
kqueue_register(c3dd6480,ecf71bf4,c3a36780,1,0) at kqueue_register+0x668
kern_kevent(c3a36780,4,1,0,ecf71cc8) at kern_kevent+0xc9
kevent(c3a36780,ecf71d04,6,1,292) at kevent+0x55
syscall(3b,3b,3b,1,804e068) at syscall+0x22f
Xint0x80_syscall() at Xint0x80_syscall+0x1f
--- syscall (363, FreeBSD ELF32, kevent), eip = 0x280b9503, esp = 0xbfbfe8ec, ebp = 0xbfbfe938 ---
--
Jun Kuriyama <kuriyama@imgsrc.co.jp> // IMG SRC, Inc.
<kuriyama@FreeBSD.org> // FreeBSD Project
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