On Wed, 23 Jul 2014 22:56:46 +0200 Mattia Rossi <mattia.rossi.mate_at_gmail.com> wrote: > Got the same panic, is this fix getting committed? Or has it already > been committed? r269053 > > Mat > > On 23/07/14 18:12, Bryan Drewery wrote: > > On 7/23/14, 7:11 AM, Konstantin Belousov wrote: > >> On Tue, Jul 22, 2014 at 02:53:56PM -0700, Bryan Drewery wrote: > >>> On 7/22/14, 2:26 PM, Bryan Drewery wrote: > >>>> On 7/22/14, 2:07 PM, Bryan Drewery wrote: > >>>>> Meant to send to current_at_, 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=<value optimized out>, > >>>>> ap=<value > >>>>> optimized out>) at /usr/src/sys/kern/kern_shutdown.c:744 > >>>>> #3 0xffffffff80912679 in kassert_panic (fmt=<value optimized > >>>>> out>) at > >>>>> /usr/src/sys/kern/kern_shutdown.c:632 > >>>>> #4 0xffffffff80ba7996 in vm_object_deallocate (object=<value > >>>>> 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=<value optimized out>) at > >>>>> /usr/src/sys/modules/tmpfs/../../fs/tmpfs/tmpfs_vnops.c:1276 > >>>>> #7 0xffffffff80e48717 in VOP_RECLAIM_APV (vop=<value optimized out>, > >>>>> a=<value optimized out>) 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=<value optimized out>) at > >>>>> /usr/src/sys/modules/tmpfs/../../fs/tmpfs/tmpfs_vnops.c:1242 > >>>>> #11 0xffffffff80e485b7 in VOP_INACTIVE_APV (vop=<value optimized > >>>>> out>, > >>>>> a=<value optimized out>) 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=<value optimized out>) at > >>>>> /usr/src/sys/modules/tmpfs/../../fs/tmpfs/tmpfs_vnops.c:1023 > >>>>> #15 0xffffffff80e47d3c in VOP_RENAME_APV (vop=<value optimized out>, > >>>>> a=<value optimized out>) at vnode_if.c:1544 > >>>>> #16 0xffffffff809cc77f in kern_renameat (td=<value optimized out>, > >>>>> oldfd=<value optimized out>, old=<value optimized out>, newfd=<value > >>>>> optimized out>, new=<value optimized out>, > >>>>> pathseg=<value optimized out>) 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 <Address 0x801006080 out of bounds>, > >>>>> 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 <Address 0x403e66 out of bounds>, > >>>>> 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 = <value optimized out> > >>>>> fvp = <value optimized out> > >>>>> tvp = <value optimized out> > >>>>> tdvp = <value optimized out> > >>>>> (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' <repeats 79 times>, f_fstypename = > >>>>> "tmpfs\000\000\000\000\000\000\000\000\000\000", f_mntfromname = > >>>>> "tmpfs", '\0' <repeats 82 times>, > >>>>> f_mntonname = "/poudriere/data/.m/exp-10amd64-commit-test/01", > >>>>> '\0' <repeats 42 times>}, 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}} > >>>> > >>> > >>> Shadowed object: > >>> > >>>> (kgdb) p *$1->shadow_head->lh_first > >>>> $3 = {lock = {lock_object = {lo_name = 0xffffffff80fe89f6 "vm > >>>> object", lo_flags = 90374144, lo_data = 0, lo_witness = > >>>> 0xfffffe00006e7680}, rw_lock = 1}, object_list = {tqe_next = > >>>> 0xfffff801b8b3ae00, > >>>> tqe_prev = 0xfffff802717bb120}, shadow_head = {lh_first = > >>>> 0x0}, shadow_list = {le_next = 0x0, le_prev = 0xfffff8027169f530}, > >>>> memq = {tqh_first = 0xfffff811da2c75f8, tqh_last = > >>>> 0xfffff811da2c7608}, > >>>> rtree = {rt_root = 18446735354291320313, rt_flags = 0 '\0'}, > >>>> size = 1, generation = 1, ref_count = 1, shadow_count = 0, memattr > >>>> = 6 '\006', type = 0 '\0', flags = 12288, pg_color = 1598, > >>>> paging_in_progress = 0, resident_page_count = 1, backing_object > >>>> = 0xfffff8027169f500, 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 = 0xfffff80038911800, > >>>> charge = 4096} > >>> > >> > >> Try this > >> > >> diff --git a/sys/vm/vm_object.c b/sys/vm/vm_object.c > >> index 1b97bdf..bb01f00 100644 > >> --- a/sys/vm/vm_object.c > >> +++ b/sys/vm/vm_object.c > >> _at__at_ -559,8 +559,6 _at__at_ vm_object_deallocate(vm_object_t object) > >> (object->handle == NULL) && > >> (object->type == OBJT_DEFAULT || > >> object->type == OBJT_SWAP)) { > >> - KASSERT((object->flags & OBJ_TMPFS_NODE) == 0, > >> - ("shadowed tmpfs v_object %p", object)); > >> vm_object_t robject; > >> > >> robject = LIST_FIRST(&object->shadow_head); > >> _at__at_ -568,6 +566,8 _at__at_ vm_object_deallocate(vm_object_t object) > >> ("vm_object_deallocate: ref_count: %d, > >> shadow_count: %d", > >> object->ref_count, > >> object->shadow_count)); > >> + KASSERT((robject->flags & OBJ_TMPFS_NODE) == 0, > >> + ("shadowed tmpfs v_object %p", object)); > >> if (!VM_OBJECT_TRYWLOCK(robject)) { > >> /* > >> * Avoid a potential deadlock. > >> _at__at_ -637,6 +637,8 _at__at_ retry: > >> doterm: > >> temp = object->backing_object; > >> if (temp != NULL) { > >> + KASSERT((object->flags & OBJ_TMPFS_NODE) == 0, > >> + ("shadowed tmpfs v_object 2 %p", object)); > >> VM_OBJECT_WLOCK(temp); > >> LIST_REMOVE(object, shadow_list); > >> temp->shadow_count--; > >> > > > > Yup this avoids the panic. > > > > Thanks! > > > > _______________________________________________ > freebsd-current_at_freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org" -- wbr, tigerReceived on Fri Jul 25 2014 - 03:36:03 UTC
This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:40:51 UTC