From owner-freebsd-current@FreeBSD.ORG Tue Jul 22 21:26:54 2014 Return-Path: Delivered-To: current@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 0ED49F2C for ; Tue, 22 Jul 2014 21:26:54 +0000 (UTC) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id E96952883 for ; Tue, 22 Jul 2014 21:26:53 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.9/8.14.9) with ESMTP id s6MLQrKb027698 for ; Tue, 22 Jul 2014 21:26:53 GMT (envelope-from bdrewery@freefall.freebsd.org) Received: (from bdrewery@localhost) by freefall.freebsd.org (8.14.9/8.14.9/Submit) id s6MLQr1j027697 for current@FreeBSD.org; Tue, 22 Jul 2014 21:26:53 GMT (envelope-from bdrewery) Received: (qmail 53567 invoked from network); 22 Jul 2014 16:26:49 -0500 Received: from unknown (HELO blah) (freebsd@shatow.net@67.182.131.225) by sweb.xzibition.com with ESMTPA; 22 Jul 2014 16:26:49 -0500 Message-ID: <53CED718.2090108@FreeBSD.org> Date: Tue, 22 Jul 2014 14:26:48 -0700 From: Bryan Drewery Organization: FreeBSD User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: current@FreeBSD.org Subject: Re: r268621: panic: shadowed tmpfs v_object [with dump] References: <53CED27C.4080306@FreeBSD.org> <53CED29F.1090809@FreeBSD.org> In-Reply-To: <53CED29F.1090809@FreeBSD.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Jul 2014 21:26:54 -0000 On 7/22/14, 2:07 PM, Bryan Drewery wrote: > Meant to send to current@, moving there. > > On 7/22/14, 2:07 PM, Bryan Drewery wrote: >> On r268621: >> >>> panic: shadowed tmpfs v_object 0xfffff807a7f96600 >>> cpuid = 0 >>> KDB: stack backtrace: >>> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame >>> 0xfffffe1247d67390 >>> kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe1247d67440 >>> vpanic() at vpanic+0x126/frame 0xfffffe1247d67480 >>> kassert_panic() at kassert_panic+0x139/frame 0xfffffe1247d674f0 >>> vm_object_deallocate() at vm_object_deallocate+0x236/frame >>> 0xfffffe1247d67550 >>> tmpfs_free_node() at tmpfs_free_node+0x138/frame 0xfffffe1247d67580 >>> tmpfs_reclaim() at tmpfs_reclaim+0x17d/frame 0xfffffe1247d675c0 >>> VOP_RECLAIM_APV() at VOP_RECLAIM_APV+0xf7/frame 0xfffffe1247d675f0 >>> vgonel() at vgonel+0x1a1/frame 0xfffffe1247d67660 >>> vrecycle() at vrecycle+0x3e/frame 0xfffffe1247d67690 >>> tmpfs_inactive() at tmpfs_inactive+0x4c/frame 0xfffffe1247d676b0 >>> VOP_INACTIVE_APV() at VOP_INACTIVE_APV+0xf7/frame 0xfffffe1247d676e0 >>> vinactive() at vinactive+0xc6/frame 0xfffffe1247d67730 >>> vputx() at vputx+0x27a/frame 0xfffffe1247d67790 >>> tmpfs_rename() at tmpfs_rename+0xf5/frame 0xfffffe1247d67860 >>> VOP_RENAME_APV() at VOP_RENAME_APV+0xfc/frame 0xfffffe1247d67890 >>> kern_renameat() at kern_renameat+0x3ef/frame 0xfffffe1247d67ae0 >>> amd64_syscall() at amd64_syscall+0x25a/frame 0xfffffe1247d67bf0 >>> Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe1247d67bf0 >>> --- syscall (128, FreeBSD ELF64, sys_rename), rip = 0x80088b74a, rsp = >>> 0x7fffffffe238, rbp = 0x7fffffffe710 --- >>> Uptime: 6d4h0m3s >>> >>> Dump failed. Partition too small. >> >> Unfortunately I have no dump to debug. >> > Running poudriere again after boot hit the issue right away: > (kgdb) bt > #0 doadump (textdump=1) at pcpu.h:219 > #1 0xffffffff809122a7 in kern_reboot (howto=260) at > /usr/src/sys/kern/kern_shutdown.c:445 > #2 0xffffffff809127e5 in vpanic (fmt=, ap= optimized out>) at /usr/src/sys/kern/kern_shutdown.c:744 > #3 0xffffffff80912679 in kassert_panic (fmt=) at > /usr/src/sys/kern/kern_shutdown.c:632 > #4 0xffffffff80ba7996 in vm_object_deallocate (object= optimized out>) at /usr/src/sys/vm/vm_object.c:562 > #5 0xffffffff820a75a8 in tmpfs_free_node (tmp=0xfffff800b5155980, > node=0xfffff802716ba740) at > /usr/src/sys/modules/tmpfs/../../fs/tmpfs/tmpfs_subr.c:335 > #6 0xffffffff820a363d in tmpfs_reclaim (v=) at > /usr/src/sys/modules/tmpfs/../../fs/tmpfs/tmpfs_vnops.c:1276 > #7 0xffffffff80e48717 in VOP_RECLAIM_APV (vop=, > a=) at vnode_if.c:2017 > #8 0xffffffff809c1381 in vgonel (vp=0xfffff802716b61d8) at vnode_if.h:830 > #9 0xffffffff809c18be in vrecycle (vp=0xfffff802716b61d8) at > /usr/src/sys/kern/vfs_subr.c:2655 > #10 0xffffffff820a61cc in tmpfs_inactive (v=) at > /usr/src/sys/modules/tmpfs/../../fs/tmpfs/tmpfs_vnops.c:1242 > #11 0xffffffff80e485b7 in VOP_INACTIVE_APV (vop=, > a=) at vnode_if.c:1951 > #12 0xffffffff809bfd36 in vinactive (vp=0xfffff802716b61d8, > td=0xfffff80187e29920) at vnode_if.h:807 > #13 0xffffffff809c012a in vputx (vp=0xfffff802716b61d8, func=2) at > /usr/src/sys/kern/vfs_subr.c:2267 > #14 0xffffffff820a47c5 in tmpfs_rename (v=) at > /usr/src/sys/modules/tmpfs/../../fs/tmpfs/tmpfs_vnops.c:1023 > #15 0xffffffff80e47d3c in VOP_RENAME_APV (vop=, > a=) at vnode_if.c:1544 > #16 0xffffffff809cc77f in kern_renameat (td=, > oldfd=, old=, newfd= optimized out>, new=, > pathseg=) at vnode_if.h:636 > #17 0xffffffff80d280fa in amd64_syscall (td=0xfffff80187e29920, > traced=0) at subr_syscall.c:133 > #18 0xffffffff80d0a64b in Xfast_syscall () at > /usr/src/sys/amd64/amd64/exception.S:407 > (kgdb) p *(vm_object_t)0xfffff8027169f500 > $1 = {lock = {lock_object = {lo_name = 0xffffffff80fe89f6 "vm object", > lo_flags = 90374144, lo_data = 0, lo_witness = 0xfffffe00006e7680}, > rw_lock = 18446735284191271200}, object_list = { > tqe_next = 0xfffff8027169f400, tqe_prev = 0xfffff8027169f620}, > shadow_head = {lh_first = 0xfffff801b8489e00}, shadow_list = {le_next > = 0x0, le_prev = 0x0}, memq = {tqh_first = 0xfffff811d966bc08, > tqh_last = 0xfffff811d966bc18}, rtree = {rt_root = > 18446735354278362121, rt_flags = 0 '\0'}, size = 1, generation = 1, > ref_count = 1, shadow_count = 1, memattr = 6 '\006', type = 1 '\001', > flags = 528, pg_color = 0, paging_in_progress = 0, > resident_page_count = 1, backing_object = 0x0, backing_object_offset = > 0, pager_object_list = {tqe_next = 0x0, tqe_prev = 0x0}, rvq = { > lh_first = 0x0}, cache = {rt_root = 0, rt_flags = 0 '\0'}, handle > = 0x0, un_pager = {vnp = {vnp_size = 0, writemappings = 0}, devp = > {devp_pglist = {tqh_first = 0x0, tqh_last = 0x0}, ops = 0x0, > dev = 0x0}, sgp = {sgp_pglist = {tqh_first = 0x0, tqh_last = > 0x0}}, swp = {swp_tmpfs = 0x0, swp_bcount = 0}}, cred = 0x0, charge = 0} > (kgdb) frame 8 > #8 0xffffffff809c1381 in vgonel (vp=0xfffff802716b61d8) at vnode_if.h:830 > 830 return (VOP_RECLAIM_APV(vp->v_op, &a)); > (kgdb) p *vp > $2 = {v_tag = 0xffffffff820abf96 "tmpfs", v_op = 0xffffffff820ac938, > v_data = 0x0, v_mount = 0xfffff8004733a000, v_nmntvnodes = {tqe_next = > 0xfffff802716b6000, tqe_prev = 0xfffff802716b63d0}, v_un = { > vu_mount = 0x0, vu_socket = 0x0, vu_cdev = 0x0, vu_fifoinfo = > 0x0}, v_hashlist = {le_next = 0x0, le_prev = 0x0}, v_cache_src = > {lh_first = 0x0}, v_cache_dst = {tqh_first = 0x0, > tqh_last = 0xfffff802716b6228}, v_cache_dd = 0x0, v_lock = > {lock_object = {lo_name = 0xffffffff820abf96 "tmpfs", lo_flags = > 116588544, lo_data = 0, lo_witness = 0xfffffe0000711980}, > lk_lock = 18446735284191271200, lk_exslpfail = 0, lk_timo = 51, > lk_pri = 96}, v_interlock = {lock_object = {lo_name = > 0xffffffff80fafc26 "vnode interlock", lo_flags = 16973824, lo_data = 0, > lo_witness = 0xfffffe00006e7500}, mtx_lock = 4}, v_vnlock = > 0xfffff802716b6240, v_actfreelist = {tqe_next = 0xfffff80271898588, > tqe_prev = 0xfffff8004733a078}, v_bufobj = {bo_lock = { > lock_object = {lo_name = 0xffffffff80fb8084 "bufobj interlock", > lo_flags = 86179840, lo_data = 0, lo_witness = 0xfffffe00006ef380}, > rw_lock = 1}, bo_ops = 0xffffffff814942a0, bo_object = 0x0, > bo_synclist = {le_next = 0x0, le_prev = 0x0}, bo_private = > 0xfffff802716b61d8, __bo_vnode = 0xfffff802716b61d8, bo_clean = {bv_hd > = {tqh_first = 0x0, tqh_last = 0xfffff802716b62f8}, bv_root = { > pt_root = 0}, bv_cnt = 0}, bo_dirty = {bv_hd = {tqh_first = > 0x0, tqh_last = 0xfffff802716b6318}, bv_root = {pt_root = 0}, bv_cnt = > 0}, bo_numoutput = 0, bo_flag = 0, bo_bsize = 4096}, > v_pollinfo = 0x0, v_label = 0x0, v_lockf = 0x0, v_rl = {rl_waiters = > {tqh_first = 0x0, tqh_last = 0xfffff802716b6360}, rl_currdep = 0x0}, > v_cstart = 0, v_lasta = 0, v_lastw = 0, v_clen = 0, > v_holdcnt = 2, v_usecount = 0, v_iflag = 2688, v_vflag = 0, > v_writecount = 0, v_hash = 40987489, v_type = VREG} > (kgdb) info locals > mp = (struct mount *) 0xfffff8004733a000 > fromnd = {ni_dirp = 0x801006080
, > ni_segflg = UIO_USERSPACE, ni_rightsneeded = {cr_rights = > {144115188142965760, 288230376151711744}}, > ni_startdir = 0xfffff802716b63b0, ni_rootdir = 0xfffff8026b01a760, > ni_topdir = 0xfffff8026b01a760, ni_dirfd = -100, ni_strictrelative = > 0, ni_filecaps = {fc_rights = {cr_rights = {0, 0}}, > fc_ioctls = 0x0, fc_nioctls = -1, fc_fcntls = 0}, ni_vp = > 0xfffff80271898588, ni_dvp = 0xfffff802716b63b0, ni_pathlen = 1, > ni_next = 0xfffff80061ea501f "", ni_loopcnt = 0, ni_cnd = {cn_nameiop = 2, > cn_flags = 67148812, cn_thread = 0xfffff80187e29920, cn_cred = > 0xfffff80038911800, cn_lkflags = 524288, cn_pnbuf = 0xfffff80061ea5000 > "/var/run/ld-elf.so.hints.HTjP6A", > cn_nameptr = 0xfffff80061ea5009 "ld-elf.so.hints.HTjP6A", > cn_namelen = 22, cn_consume = 0}} > tond = {ni_dirp = 0x403e66
, ni_segflg > = UIO_USERSPACE, ni_rightsneeded = {cr_rights = {144115188080051200, > 288230376151711744}}, ni_startdir = 0xfffff802716b63b0, > ni_rootdir = 0xfffff8026b01a760, ni_topdir = 0xfffff8026b01a760, > ni_dirfd = -100, ni_strictrelative = 0, ni_filecaps = {fc_rights = > {cr_rights = {0, 0}}, fc_ioctls = 0x0, fc_nioctls = -1, > fc_fcntls = 0}, ni_vp = 0xfffff802716b61d8, ni_dvp = > 0xfffff802716b63b0, ni_pathlen = 1, ni_next = 0xfffff80038d69418 "", > ni_loopcnt = 0, ni_cnd = {cn_nameiop = 3, cn_flags = 134257708, > cn_thread = 0xfffff80187e29920, cn_cred = 0xfffff80038911800, > cn_lkflags = 524288, cn_pnbuf = 0xfffff80038d69400 > "/var/run/ld-elf.so.hints", cn_nameptr = 0xfffff80038d69409 > "ld-elf.so.hints", > cn_namelen = 15, cn_consume = 0}} > rights = {cr_rights = {144115188080051200, 288230376151711744}} > mp = (struct mount *) 0xfffff8004733a000 > error = > fvp = > tvp = > tdvp = > (kgdb) p *mp > $9 = {mnt_mtx = {lock_object = {lo_name = 0xffffffff80f8fcec "struct > mount mtx", lo_flags = 16973824, lo_data = 0, lo_witness = > 0xfffffe00006e7a00}, mtx_lock = 4}, mnt_gen = 1, mnt_list = { > tqe_next = 0xfffff80038fa9cc0, tqe_prev = 0xfffff80187b74ce8}, > mnt_op = 0xffffffff820ace60, mnt_vfc = 0xffffffff820acf80, > mnt_vnodecovered = 0xfffff801b853e760, mnt_syncer = 0xfffff8026b01a588, > mnt_ref = 13206, mnt_nvnodelist = {tqh_first = 0xfffff8026b01a760, > tqh_last = 0xfffff802718985a8}, mnt_nvnodelistsize = 13205, > mnt_activevnodelist = {tqh_first = 0xfffff802716b61d8, > tqh_last = 0xfffff8026b01a648}, mnt_activevnodelistsize = 730, > mnt_writeopcount = 1, mnt_kern_flag = 0, mnt_flag = 4096, mnt_opt = > 0xfffff8000e59cc30, mnt_optnew = 0xfffff8001b9ea050, > mnt_maxsymlinklen = 0, mnt_stat = {f_version = 537068824, f_type = > 135, f_flags = 4096, f_bsize = 4096, f_iosize = 4096, f_blocks = > 1835008, f_bfree = 1738991, f_bavail = 1738991, f_files = 25690112, > f_ffree = 25676911, f_syncwrites = 0, f_asyncwrites = 0, > f_syncreads = 0, f_asyncreads = 0, f_spare = {0, 0, 0, 0, 0, 0, 0, 0, > 0, 0}, f_namemax = 255, f_owner = 0, f_fsid = {val = {-2029977843, > 135}}, f_charspare = '\0' , f_fstypename = > "tmpfs\000\000\000\000\000\000\000\000\000\000", f_mntfromname = > "tmpfs", '\0' , > f_mntonname = "/poudriere/data/.m/exp-10amd64-commit-test/01", > '\0' }, mnt_cred = 0xfffff80047478700, mnt_data = > 0xfffff800b5155980, mnt_time = 0, mnt_iosize_max = 65536, > mnt_export = 0x0, mnt_label = 0x0, mnt_hashseed = 1147308587, > mnt_lockref = 0, mnt_secondary_writes = 0, mnt_secondary_accwrites = > 0, mnt_susp_owner = 0x0, mnt_gjprovider = 0x0, mnt_explock = { > lock_object = {lo_name = 0xffffffff80f8fd0f "explock", lo_flags = > 108199936, lo_data = 0, lo_witness = 0xfffffe000070ef80}, lk_lock = 1, > lk_exslpfail = 0, lk_timo = 0, lk_pri = 96}, > mnt_upper_link = {tqe_next = 0x0, tqe_prev = 0x0}, mnt_uppers = > {tqh_first = 0x0, tqh_last = 0xfffff8004733a320}} -- Regards, Bryan Drewery