Date: Sun, 16 Jul 2006 09:46:49 +0100 From: Mark Knight <markk@knigma.org> To: freebsd-stable@freebsd.org Subject: Re: 6.1 panic after approx. 49 days uptime Message-ID: <giDNdZC5zfuEFwMa@lap.knigma.org> In-Reply-To: <20060716084210.GL32624@deviant.kiev.zoral.com.ua> References: <NCWGF4BvmfuEFwrU@lap.knigma.org> <20060716084210.GL32624@deviant.kiev.zoral.com.ua>
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In message <20060716084210.GL32624@deviant.kiev.zoral.com.ua>, Kostik Belousov <kostikbel@gmail.com> writes >On Sun, Jul 16, 2006 at 09:32:47AM +0100, Mark Knight wrote: >> Just awoke to fine my home server (6.1-RELEASE) had panicked during its >> daily update of /usr/ports with an uptime of 49 days. >> >> Stack trace is here: >> >> <http://www.knigma.org.uk/scratch/crash_160706.txt>; >> >> Looks file system related to me. Any advice appreciated. > >If you still have the core dump at hands, go to frame #7 and post the >output of the commands "p *vp" and "p *(vp->v_mount)". Appended to log file (in case of mail formatting) and reproduced here: (kgdb) p *(vp) $3 = {v_type = VBAD, v_tag = 0xc0791704 "none", v_op = 0xc07d89e0, v_data = 0x0, v_mount = 0x0, v_nmntvnodes = {tqe_next = 0x0, tqe_prev = 0xc3250014}, v_un = {vu_mount = 0x0, vu_socket = 0x0, vu_cdev = 0x0, vu_fifoinfo = 0x0}, v_hashlist = {le_next = 0x0, le_prev = 0xc295f570}, v_hash = 3269747, v_cache_src = {lh_first = 0x0}, v_cache_dst = {tqh_first = 0x0, tqh_last = 0xc335cbe0}, v_dd = 0x0, v_cstart = 0, v_lasta = 0, v_lastw = 0, v_clen = 0, v_lock = {lk_interlock = 0xc08073dc, lk_flags = 64, lk_sharecount = 0, lk_waitcount = 0, lk_exclusivecount = 0, lk_prio = 80, lk_wmesg = 0xc07a24ed "ufs", lk_timo = 51, lk_lockholder = 0xffffffff, lk_newlock = 0x0}, v_interlock = {mtx_object = {lo_class = 0xc07e0644, lo_name = 0xc07a3a55 "vnode interlock", lo_type = 0xc07a3a55 "vnode interlock", lo_flags = 196608, lo_list = {tqe_next = 0x0, tqe_prev = 0x0}, lo_witness = 0x0}, mtx_lock = 4, mtx_recurse = 0}, v_vnlock = 0xc335cc08, v_holdcnt = 1, v_usecount = 0, v_iflag = 128, v_vflag = 0, v_writecount = 0, v_freelist = { tqe_next = 0xc3248990, tqe_prev = 0xc080d22c}, v_bufobj = {bo_mtx = 0xc335cc2c, bo_clean = {bv_hd = { tqh_first = 0x0, tqh_last = 0xc335cc74}, bv_root = 0x0, bv_cnt = 0}, bo_dirty = {bv_hd = { tqh_first = 0x0, tqh_last = 0xc335cc84}, bv_root = 0x0, bv_cnt = 0}, bo_numoutput = 0, bo_flag = 0, bo_ops = 0xc07e6564, bo_bsize = 8192, bo_object = 0x0, bo_synclist = {le_next = 0x0, le_prev = 0x0}, bo_private = 0xc335cbb0, __bo_vnode = 0xc335cbb0}, v_pollinfo = 0x0, v_label = 0x0} (kgdb) p *(vp->v_mount) Cannot access memory at address 0x0 (kgdb) Thanks, -- Mark A. R. Knight finger: markk@knigma.org Tel: +44 7880 556751 http://www.knigma.org/
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