panic: deadlres_td_sleep_q: possible deadlock detected for 0xfffff80a9ccb2740 (IPC Launch), blocked for 1802766 ticks cpuid = 21 time = 1704954066 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe01345b0d20 vpanic() at vpanic+0x131/frame 0xfffffe01345b0e50 panic() at panic+0x43/frame 0xfffffe01345b0eb0 deadlkres() at deadlkres+0x2bc/frame 0xfffffe01345b0ef0 fork_exit() at fork_exit+0x7f/frame 0xfffffe01345b0f30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe01345b0f30 --- trap 0xf054bf4c, rip = 0x7813b6e47453b6e0, rsp = 0xdf242da8d3642dac, rbp = 0x631b01866f5b0182 --- Uptime: 5h41m53s Dumping 4051 out of 65348 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91%(kgdb) tid ((struct thread *)0xfffff80a9ccb2740)->td_tid (kgdb) bt #0 sched_switch (td=td@entry=0xfffff80a9ccb2740, flags=flags@entry=0x103) at /usr/src/sys/kern/sched_ule.c:2297 #1 0xffffffff80b590ab in mi_switch (flags=flags@entry=0x103) at /usr/src/sys/kern/kern_synch.c:546 #2 0xffffffff80bab65b in sleepq_switch (wchan=, pri=) at /usr/src/sys/kern/subr_sleepqueue.c:607 #3 0xffffffff80bab545 in sleepq_wait (wchan=, pri=) at /usr/src/sys/kern/subr_sleepqueue.c:658 #4 0xffffffff80b1d018 in sleeplk (lk=lk@entry=0xfffff8041b0b7230, flags=flags@entry=0x86000, ilk=ilk@entry=0x0, wmesg=wmesg@entry=0xffffffff821e326d "zfs", pri=, pri@entry=0x40, timo=timo@entry=0x33, queue=0x0) at /usr/src/sys/kern/kern_lock.c:307 #5 0xffffffff80b1be18 in lockmgr_xlock_hard (lk=0xfffff8041b0b7230, lk@entry=, flags=0x86000, flags@entry=, ilk=0x0, ilk@entry=, file=, file@entry=, line=, line@entry=, lwa=0x0, lwa@entry=) at /usr/src/sys/kern/kern_lock.c:940 #6 0xffffffff80c4e967 in VOP_LOCK1 (vp=0xfffff8041b0b71c0, flags=0x82000, file=0xffffffff81195aba "/usr/src/sys/kern/vfs_subr.c", line=0xce1) at ./vnode_if.h:1114 #7 _vn_lock (vp=0xfffff8041b0b71c0, flags=0x82000, file=0xffffffff81195aba "/usr/src/sys/kern/vfs_subr.c", line=line@entry=0xce1) at /usr/src/sys/kern/vfs_vnops.c:1824 #8 0xffffffff80c35b71 in vget_finish (vp=, flags=, vs=vs@entry=VGET_USECOUNT) at /usr/src/sys/kern/vfs_subr.c:3297 #9 0xffffffff80c1575f in cache_lookup (dvp=dvp@entry=0xfffff8041b0b78c0, vpp=vpp@entry=0xfffffe033bb789e0, cnp=cnp@entry=0xfffffe033bb78d08, tsp=tsp@entry=0x0, ticksp=ticksp@entry=0x0) at /usr/src/sys/kern/vfs_cache.c:2183 #10 0xffffffff80c195dc in vfs_cache_lookup (ap=, ap@entry=) at /usr/src/sys/kern/vfs_cache.c:3165 #11 0xffffffff8531238d in VOP_LOOKUP (dvp=0xfffff8041b0b78c0, vpp=0xfffffe033bb789e0, cnp=0xfffffe033bb78d08) at ./vnode_if.h:63 #12 null_lookup (ap=0xfffffe033bb78a40, ap@entry=) at /usr/src/sys/fs/nullfs/null_vnops.c:426 #13 0xffffffff80c27cd1 in VOP_LOOKUP (dvp=0xfffff8041b0b7700, vpp=0xfffffe033bb78ce0, cnp=0xfffffe033bb78d08) at ./vnode_if.h:63 #14 vfs_lookup (ndp=ndp@entry=0xfffffe033bb78c88) at /usr/src/sys/kern/vfs_lookup.c:1261 #15 0xffffffff80c26de8 in namei (ndp=ndp@entry=0xfffffe033bb78c88) at /usr/src/sys/kern/vfs_lookup.c:682 #16 0xffffffff80c4dde4 in vn_open_cred (ndp=ndp@entry=0xfffffe033bb78c88, flagp=flagp@entry=0xfffffe033bb78d94, cmode=cmode@entry=0x1a4, vn_open_flags=vn_open_flags@entry=0x10, cred=0xfffff802f4db7d00, fp=0xfffff80b95d1a780) at /usr/src/sys/kern/vfs_vnops.c:259 #17 0xffffffff80c44798 in kern_openat (td=td@entry=0xfffff80a9ccb2740, fd=0xffffff9c, path=0x83bd440f5 , pathseg=pathseg@entry=UIO_USERSPACE, flags=0x100303, mode=) at /usr/src/sys/kern/vfs_syscalls.c:1163 #18 0xffffffff829846cb in linux_common_open (td=0xfffff80a9ccb2740, dirfd=, path=, l_flags=, mode=, seg=UIO_USERSPACE) at /usr/src/sys/compat/linux/linux_file.c:165 #19 0xffffffff8101dea9 in syscallenter (td=0xfffff80a9ccb2740) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:186 #20 amd64_syscall (td=0xfffff80a9ccb2740, traced=0x0) at /usr/src/sys/amd64/amd64/trap.c:1192 #21 #22 0x0000000801611dae in ?? () Backtrace stopped: Cannot access memory at address 0x8029551f0