Date: Sat, 8 Oct 2011 09:40:59 +0200 From: Roar Pettersen <rope1968@gmail.com> To: freebsd-current@freebsd.org Subject: 9.0-BETA 3 lock order reversal Message-ID: <CA%2B_CDE42O--b3e0Z_sgEFjJNp8tbx57yHuwJuAHcan7cpdVkFQ@mail.gmail.com>
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Hello ! After upgrading my system from 8.2 to 9.0-BETA3 I now see this error message during boot : lock order reversal: 1st 0xc536e8d8 ufs (ufs) @ /usr/src/sys/kern/vfs_subr.c:2134 2nd 0xde0077b4 bufwait (bufwait) @ /usr/src/sys/ufs/ffs/ffs_vnops.c:260 3rd 0xc7b088d8 ufs (ufs) @ /usr/src/sys/kern/vfs_subr.c:2134 KDB: stack backtrace: db_trace_self_wrapper(c0a19f6c,632e7262,3331323a,6f000a34,632e7370,...) at db_trace_self_wrapper+0x26 kdb_backtrace(c0757c8b,c0a1d8e8,c45452a0,c4548f28,de2ea3f4,...) at kdb_backtrace+0x2a _witness_debugger(c0a1d8e8,c7b088d8,c0a0cac0,c4548f28,c0a25674,...) at _witness_debugger+0x25 witness_checkorder(c7b088d8,9,c0a25674,856,0,...) at witness_checkorder+0x839 __lockmgr_args(c7b088d8,80100,c7b088f8,0,0,...) at __lockmgr_args+0x824 ffs_lock(de2ea51c,c0768ecb,c0a2495e,80100,c7b08880,...) at ffs_lock+0x8a VOP_LOCK1_APV(c0ab18c0,de2ea51c,c4e36c30,c0ac00e0,c7b08880,...) at VOP_LOCK1_APV+0xb5 _vn_lock(c7b08880,80100,c0a25674,856,4,...) at _vn_lock+0x5e vget(c7b08880,80100,c4e36b80,50,0,...) at vget+0xb9 vfs_hash_get(c494c798,62d401,80000,c4e36b80,de2ea660,...) at vfs_hash_get+0xe6 ffs_vgetf(c494c798,62d401,80000,de2ea660,1,...) at ffs_vgetf+0x49 softdep_sync_buf(c536e880,de007754,1,106,0,...) at softdep_sync_buf+0x4a3 ffs_syncvnode(c536e880,1,c0afe61c,4,c0a1456b,...) at ffs_syncvnode+0x24c ffs_truncate(c536e880,200,0,880,c49f6500,...) at ffs_truncate+0x7a3 ufs_direnter(c536e880,c7b08880,de2ea9f4,de2eab84,ddfeb7c0,...) at ufs_direnter+0x921 ufs_mkdir(de2eac14,de2eac28,0,0,de2eabac,...) at ufs_mkdir+0x8ef VOP_MKDIR_APV(c0ab18c0,de2eac14,de2eab84,de2eabac,0,...) at VOP_MKDIR_APV+0xa5 kern_mkdirat(c4e36b80,ffffff9c,bfbfea6d,0,1ff,...) at kern_mkdirat+0x2a1 kern_mkdir(c4e36b80,bfbfea6d,0,1ff,de2ead1c,...) at kern_mkdir+0x2e sys_mkdir(c4e36b80,de2eacec,c0a568d6,c0a1e526,202,...) at sys_mkdir+0x29 syscall(de2ead28) at syscall+0x284 Xint0x80_syscall() at Xint0x80_syscall+0x21 --- syscall (136, FreeBSD ELF32, sys_mkdir), eip = 0x28174303, esp = 0xbfbfe7dc, ebp = 0xbfbfe8a8 --- Regards Roar Pettersen Bergen - Norway
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