Hi, the attached lor.txt contains LOR I got this yesterday. It is FreeBSD 6.1 with relatively recent kernel, from last week or so.
-- VH
+lock order reversal: + 1st 0xc537f300 kqueue (kqueue) @ /usr/src/sys/kern/kern_event.c:1547 + 2nd 0xc45c22dc struct mount mtx (struct mount mtx) @ /usr/src/sys/ufs/ufs/ufs_vnops.c:138 +KDB: stack backtrace: +kdb_backtrace(c07f9879,c45c22dc,c07fd31c,c07fd31c,c080c7b2,...) at kdb_backtrace+0x2f +witness_checkorder(c45c22dc,9,c080c7b2,8a,c07fc6bd,...) at witness_checkorder+0x5fe +_mtx_lock_flags(c45c22dc,0,c080c7b2,8a,e790ba20,...) at _mtx_lock_flags+0x32 +ufs_itimes(c47a0dd0,c47a0e90,e790ba78,c060e1cc,c47a0dd0,...) at ufs_itimes+0x6c +ufs_getattr(e790ba54,e790baec,c0622af6,c0896f40,e790ba54,...) at ufs_getattr+0x20 +VOP_GETATTR_APV(c0896f40,e790ba54,c08a5760,c47a0dd0,e790ba74,...) at VOP_GETATTR_APV+0x3a +filt_vfsread(c4cf261c,6,c07f445e,60b,0,...) at filt_vfsread+0x75 +knote(c4f57114,6,1,1f30c2af,1f30c2af,...) at knote+0x75 +VOP_WRITE_APV(c0896f40,e790bbec,c47a0dd0,227,e790bcb4,...) at VOP_WRITE_APV+0x148 +vn_write(c45d5120,e790bcb4,c5802a00,0,c4b73a80,...) at vn_write+0x201 +dofilewrite(c4b73a80,1b,c45d5120,e790bcb4,ffffffff,...) at dofilewrite+0x84 +kern_writev(c4b73a80,1b,e790bcb4,8220c71,0,...) at kern_writev+0x65 +write(c4b73a80,e790bd04,c,c07d899c,3,...) at write+0x4f +syscall(3b,3b,bfbf003b,0,bfbfeae4,...) at syscall+0x295 +Xint0x80_syscall() at Xint0x80_syscall+0x1f +--- syscall (4, FreeBSD ELF32, write), eip = 0x2831d727, esp = 0xbfbfea1c, ebp = 0xbfbfea48 ---
signature.asc
Description: OpenPGP digital signature
