Date: Fri, 17 Feb 2012 15:38:17 GMT From: Guilherme Rosário <guilherme.f.rosario@gmail.com> To: freebsd-gnats-submit@FreeBSD.org Subject: i386/165240: BUG Message-ID: <201202171538.q1HFcHEv073331@red.freebsd.org> Resent-Message-ID: <201202171540.q1HFe8or062270@freefall.freebsd.org>
next in thread | raw e-mail | index | archive | help
>Number: 165240 >Category: i386 >Synopsis: BUG >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-i386 >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri Feb 17 15:40:08 UTC 2012 >Closed-Date: >Last-Modified: >Originator: Guilherme Rosário >Release: 9.0 >Organization: RAICOM >Environment: arquivos# uname -a FreeBSD arquivos 9.0-STABLE FreeBSD 9.0-STABLE #0: Thu Feb 16 09:30:00 BRST 2012 root@arquivos:/usr/obj/usr/src/sys/RAICOM i386 arquivos# >Description: lock order reversal: 1st 0xc85f0e28 ufs (ufs) @ /usr/src/sys/kern/vfs_mount.c:845 2nd 0xc66f7278 newnfs (newnfs) @ /usr/src/sys/kern/vfs_subr.c:2167 KDB: stack backtrace: db_trace_self_wrapper(c0f17f11,5f736676,72627573,323a632e,a373631,...) at db_tra ce_self_wrapper+0x26 kdb_backtrace(c0a5697b,c0f1b8c9,c4568f90,c4569610,e75e6824,...) at kdb_backtrace +0x2a _witness_debugger(c0f1b8c9,c66f7278,c0f04697,c4569610,c0f23680,...) at _witness_ debugger+0x25 witness_checkorder(c66f7278,9,c0f23680,877,0,...) at witness_checkorder+0x839 __lockmgr_args(c66f7278,80100,c66f7298,0,0,...) at __lockmgr_args+0x824 nfs_lock1(e75e6944,c0a67bdb,c0f2295e,80100,c66f7220,...) at nfs_lock1+0xc2 VOP_LOCK1_APV(c1038fc0,e75e6944,c8a7bc30,c1072ce0,c66f7220,...) at VOP_LOCK1_APV +0xb5 _vn_lock(c66f7220,80100,c0f23680,877,4,...) at _vn_lock+0x5e vget(c66f7220,80100,c8a7bb80,50,0,...) at vget+0xb9 vfs_hash_get(c4a60798,ab0531c6,80000,c8a7bb80,e75e6a04,...) at vfs_hash_get+0xe6 ncl_nget(c4a60798,c8bb908c,1c,e75e6a30,80000,...) at ncl_nget+0xcf nfs_root(c4a60798,80000,e75e6c18,356,c45c84d0,...) at nfs_root+0x42 vfs_donmount(c8a7bb80,0,0,c5594700,c5594700,...) at vfs_donmount+0xe9a sys_nmount(c8a7bb80,e75e6cec,c0f61f16,c0f1ca1a,206,...) at sys_nmount+0x7f syscall(e75e6d28) at syscall+0x284 Xint0x80_syscall() at Xint0x80_syscall+0x21 --- syscall (378, FreeBSD ELF32, sys_nmount), eip = 0x280e073b, esp = 0xbfbfe40c , ebp = 0xbfbfec08 --- lock order reversal: 1st 0xd8ebbbb4 bufwait (bufwait) @ /usr/src/sys/kern/vfs_bio.c:1911 2nd 0xc57557a0 so_snd_sx (so_snd_sx) @ /usr/src/sys/kern/uipc_sockbuf.c:148 KDB: stack backtrace: db_trace_self_wrapper(c0f17f11,72656b2f,69752f6e,735f6370,626b636f,...) at db_tr ace_self_wrapper+0x26 kdb_backtrace(c0a5697b,c0f1b8c9,c45653d8,c4569130,e75b03dc,...) at kdb_backtrace +0x2a _witness_debugger(c0f1b8c9,c57557a0,c0f0c45e,c4569130,c0f1fc7a,...) at _witness_ debugger+0x25 witness_checkorder(c57557a0,9,c0f1fc7a,94,0,...) at witness_checkorder+0x839 _sx_xlock(c57557a0,40,c0f1fc7a,94,e75b0474,...) at _sx_xlock+0x85 sblock(c5755768,1,c0f08e46,3,c57618a0,...) at sblock+0x85 sosend_generic(c5755680,0,0,c5616e00,0,...) at sosend_generic+0xc2 sosend(c5755680,0,0,c5616e00,0,...) at sosend+0x3f clnt_vc_call(c4bc0680,e75b05f8,10,c5157500,e75b0808,...) at clnt_vc_call+0x4af clnt_reconnect_call(c4bc0640,e75b05f8,10,c5157500,e75b0808,...) at clnt_reconnec t_call+0x670 newnfs_request(e75b0808,c8bb9000,0,c8bb9110,c66f7220,c57618a0,c5780c00,186a3,3,0 ,1,0) at newnfs_request+0xc65 nfscl_request(e75b0808,c66f7220,c57618a0,c5780c00,0,...) at nfscl_request+0x82 nfsrpc_readdir(c66f7220,e75b0994,e75b0950,c5780c00,c57618a0,...) at nfsrpc_readd ir+0xce6 ncl_readdirrpc(c66f7220,e75b0994,c5780c00,c57618a0,c0f12487,...) at ncl_readdirr pc+0xec ncl_doio(c66f7220,d8ebbb54,c5780c00,c57618a0,0,...) at ncl_doio+0x2c0 ncl_bioread(c66f7220,e75b0bec,0,c5780c00,0,...) at ncl_bioread+0xc3d nfs_readdir(e75b0c0c,0,c66f7220,0,e75b0c44,...) at nfs_readdir+0x192 VOP_READDIR_APV(c1038fc0,e75b0c0c,c0f24968,105c,e75b0c34,...) at VOP_READDIR_APV +0xa5 kern_getdirentries(c57618a0,5,28420000,1000,e75b0c60,...) at kern_getdirentries+ 0x234 sys_getdirentries(c57618a0,e75b0cec,c,c,246,...) at sys_getdirentries+0x31 syscall(e75b0d28) at syscall+0x284 Xint0x80_syscall() at Xint0x80_syscall+0x21 --- syscall (196, FreeBSD ELF32, sys_getdirentries), eip = 0x2814a0ff, esp = 0xb fbfe4cc, ebp = 0xbfbfe4f8 --- arquivos# dmesg lock order reversal: 1st 0xc85f0e28 ufs (ufs) @ /usr/src/sys/kern/vfs_mount.c:845 2nd 0xc66f7278 newnfs (newnfs) @ /usr/src/sys/kern/vfs_subr.c:2167 KDB: stack backtrace: db_trace_self_wrapper(c0f17f11,5f736676,72627573,323a632e,a373631,...) at db_trace_self_wrapper+0x26 kdb_backtrace(c0a5697b,c0f1b8c9,c4568f90,c4569610,e75e6824,...) at kdb_backtrace+0x2a _witness_debugger(c0f1b8c9,c66f7278,c0f04697,c4569610,c0f23680,...) at _witness_debugger+0x25 witness_checkorder(c66f7278,9,c0f23680,877,0,...) at witness_checkorder+0x839 __lockmgr_args(c66f7278,80100,c66f7298,0,0,...) at __lockmgr_args+0x824 nfs_lock1(e75e6944,c0a67bdb,c0f2295e,80100,c66f7220,...) at nfs_lock1+0xc2 VOP_LOCK1_APV(c1038fc0,e75e6944,c8a7bc30,c1072ce0,c66f7220,...) at VOP_LOCK1_APV+0xb5 _vn_lock(c66f7220,80100,c0f23680,877,4,...) at _vn_lock+0x5e vget(c66f7220,80100,c8a7bb80,50,0,...) at vget+0xb9 vfs_hash_get(c4a60798,ab0531c6,80000,c8a7bb80,e75e6a04,...) at vfs_hash_get+0xe6 ncl_nget(c4a60798,c8bb908c,1c,e75e6a30,80000,...) at ncl_nget+0xcf nfs_root(c4a60798,80000,e75e6c18,356,c45c84d0,...) at nfs_root+0x42 vfs_donmount(c8a7bb80,0,0,c5594700,c5594700,...) at vfs_donmount+0xe9a sys_nmount(c8a7bb80,e75e6cec,c0f61f16,c0f1ca1a,206,...) at sys_nmount+0x7f syscall(e75e6d28) at syscall+0x284 Xint0x80_syscall() at Xint0x80_syscall+0x21 --- syscall (378, FreeBSD ELF32, sys_nmount), eip = 0x280e073b, esp = 0xbfbfe40c, ebp = 0xbfbfec08 --- lock order reversal: 1st 0xd8ebbbb4 bufwait (bufwait) @ /usr/src/sys/kern/vfs_bio.c:1911 2nd 0xc57557a0 so_snd_sx (so_snd_sx) @ /usr/src/sys/kern/uipc_sockbuf.c:148 KDB: stack backtrace: db_trace_self_wrapper(c0f17f11,72656b2f,69752f6e,735f6370,626b636f,...) at db_trace_self_wrapper+0x26 kdb_backtrace(c0a5697b,c0f1b8c9,c45653d8,c4569130,e75b03dc,...) at kdb_backtrace+0x2a _witness_debugger(c0f1b8c9,c57557a0,c0f0c45e,c4569130,c0f1fc7a,...) at _witness_debugger+0x25 witness_checkorder(c57557a0,9,c0f1fc7a,94,0,...) at witness_checkorder+0x839 _sx_xlock(c57557a0,40,c0f1fc7a,94,e75b0474,...) at _sx_xlock+0x85 sblock(c5755768,1,c0f08e46,3,c57618a0,...) at sblock+0x85 sosend_generic(c5755680,0,0,c5616e00,0,...) at sosend_generic+0xc2 sosend(c5755680,0,0,c5616e00,0,...) at sosend+0x3f clnt_vc_call(c4bc0680,e75b05f8,10,c5157500,e75b0808,...) at clnt_vc_call+0x4af clnt_reconnect_call(c4bc0640,e75b05f8,10,c5157500,e75b0808,...) at clnt_reconnect_call+0x670 newnfs_request(e75b0808,c8bb9000,0,c8bb9110,c66f7220,c57618a0,c5780c00,186a3,3,0,1,0) at newnfs_request+0xc65 nfscl_request(e75b0808,c66f7220,c57618a0,c5780c00,0,...) at nfscl_request+0x82 nfsrpc_readdir(c66f7220,e75b0994,e75b0950,c5780c00,c57618a0,...) at nfsrpc_readdir+0xce6 ncl_readdirrpc(c66f7220,e75b0994,c5780c00,c57618a0,c0f12487,...) at ncl_readdirrpc+0xec ncl_doio(c66f7220,d8ebbb54,c5780c00,c57618a0,0,...) at ncl_doio+0x2c0 ncl_bioread(c66f7220,e75b0bec,0,c5780c00,0,...) at ncl_bioread+0xc3d nfs_readdir(e75b0c0c,0,c66f7220,0,e75b0c44,...) at nfs_readdir+0x192 VOP_READDIR_APV(c1038fc0,e75b0c0c,c0f24968,105c,e75b0c34,...) at VOP_READDIR_APV+0xa5 kern_getdirentries(c57618a0,5,28420000,1000,e75b0c60,...) at kern_getdirentries+0x234 sys_getdirentries(c57618a0,e75b0cec,c,c,246,...) at sys_getdirentries+0x31 syscall(e75b0d28) at syscall+0x284 Xint0x80_syscall() at Xint0x80_syscall+0x21 --- syscall (196, FreeBSD ELF32, sys_getdirentries), eip = 0x2814a0ff, esp = 0xbfbfe4cc, ebp = 0xbfbfe4f8 --- >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: >Unformatted:
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201202171538.q1HFcHEv073331>