https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=281749
--- Comment #34 from [email protected] --- And now reproduced stacktrace with failure at the end - see below, some of them with refcount == 2 - 0xfffff8020cc526e0: type VDIR ... usecount 1, refcount 2 0xfffff80122023a50: type VDIR ... usecount 1, refcount 2 0xfffff80003b5e528: type VREG ... usecount 1, refcount 2 reclaim with v_usecount 1 0xfffff801a1e126e0: type VDIR state VSTATE_DESTROYING op 0xffffffff82410158 usecount 0, writecount 0, refcount 1 seqc users 1 mountedhere 0 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff801ad8a1898: type VREG state VSTATE_DESTROYING op 0xffffffff82410158 usecount 0, writecount 0, refcount 1 seqc users 1 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff801ad51aa50: type VDIR state VSTATE_DESTROYING op 0xffffffff82410158 usecount 0, writecount 0, refcount 1 seqc users 1 mountedhere 0 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff801c1a47528: type VREG state VSTATE_DESTROYING op 0xffffffff82410158 usecount 0, writecount 0, refcount 1 seqc users 1 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff8020cc526e0: type VDIR state VSTATE_DESTROYING op 0xffffffff82410158 usecount 1, writecount 0, refcount 2 seqc users 1 mountedhere 0 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff80038b62898: type VREG state VSTATE_DESTROYING op 0xffffffff82410158 usecount 0, writecount 0, refcount 1 seqc users 1 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff800870f96e0: type VREG state VSTATE_DESTROYING op 0xffffffff82410158 usecount 0, writecount 0, refcount 1 seqc users 1 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff8012a1dfa50: type VREG state VSTATE_DESTROYING op 0xffffffff82410158 usecount 0, writecount 0, refcount 1 seqc users 1 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff80122023a50: type VDIR state VSTATE_DESTROYING op 0xffffffff82410158 usecount 1, writecount 0, refcount 2 seqc users 1 mountedhere 0 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff801249c91b8: type VREG state VSTATE_DESTROYING op 0xffffffff82410158 usecount 0, writecount 0, refcount 1 seqc users 1 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff80245e406e0: type VREG state VSTATE_DESTROYING op 0xffffffff82410158 usecount 0, writecount 0, refcount 1 seqc users 1 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff80110cbd1b8: type VREG state VSTATE_DESTROYING op 0xffffffff82410158 usecount 0, writecount 0, refcount 1 seqc users 1 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe reclaim with v_usecount 1 0xfffff80003b5e528: type VREG state VSTATE_DESTROYING op 0xffffffff82410158 usecount 1, writecount 0, refcount 2 seqc users 1 hold count flags () flags (VIRF_DOOMED) lock type zfs: EXCL by thread 0xfffff80004278780 (pid 0, kernel, tid 100153) KDB: stack backtrace: #0 0xffffffff80bbe18d at kdb_backtrace+0x5d #1 0xffffffff821622ab at zfs_freebsd_reclaim+0x6b #2 0xffffffff811416fc at VOP_RECLAIM_APV+0x1c #3 0xffffffff80c60315 at vgonel+0x315 #4 0xffffffff80c5c579 at vnlru_free_impl+0x419 #5 0xffffffff82158d60 at zfs_prune_task+0x50 #6 0xffffffff8218e89b at arc_prune_task+0x1b #7 0xffffffff821447d7 at taskq_run+0x17 #8 0xffffffff80bd4d82 at taskqueue_run_locked+0x182 #9 0xffffffff80bd5f52 at taskqueue_thread_loop+0xc2 #10 0xffffffff80b2782b at fork_exit+0x7b #11 0xffffffff8105103e at fork_trampoline+0xe -- You are receiving this mail because: You are the assignee for the bug.
