uvm_fault(0xffffffff827b97b0, 0xfffffd0000000010, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pool_cache_get+0x1b1: movq 0x10(%r14),%r13 ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic kernel page fault uvm_fault(0xffffffff827b97b0, 0xfffffd0000000010, 0, 1) -> e pool_cache_get(ffffffff828e4550) at pool_cache_get+0x1b1 pool_cache_item_magic_check sys/kern/subr_pool.c:1770 [inline] pool_cache_get(ffffffff828e4550) at pool_cache_get+0x1b1 sys/kern/subr_pool.c:1884 end trace frame: 0xffff800020da9170, count: 0 ddb{1}> trace pool_cache_get(ffffffff828e4550) at pool_cache_get+0x1b1 pool_cache_item_magic_check sys/kern/subr_pool.c:1770 [inline] pool_cache_get(ffffffff828e4550) at pool_cache_get+0x1b1 sys/kern/subr_pool.c:1884 pool_get(ffffffff828e4550,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_copym(fffffd806a8ecd00,0,14c,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] m_copym(fffffd806a8ecd00,0,14c,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667 tcp_output(ffff800000ada540) at tcp_output+0x15ba sys/netinet/tcp_output.c:673 tcp_input(ffff800020da9708,ffff800020da9714,6,2) at tcp_input+0x2356 ip_deliver(ffff800020da9708,ffff800020da9714,6,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800020da9708,ffff800020da9714,ffff800020d884e0,0) at ip_ours+0x412 ip_input_if(ffff800020da9708,ffff800020da9714,4,0,ffff80000017b2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017b2a8,fffffd807eb82100) at ipv4_input+0x48 sys/netinet/ip_input.c:215 ether_input(ffff80000017b2a8,fffffd807eb82100,0) at ether_input+0x345 sys/net/if_ethersubr.c:461 if_input_process(ffff80000017b2a8,ffff800020da9838) at if_input_process+0x10b if_ih_input sys/net/if.c:902 [inline] if_input_process(ffff80000017b2a8,ffff800020da9838) at if_input_process+0x10b sys/net/if.c:936 ifiq_process(ffff80000017b6a8) at ifiq_process+0x80 sys/net/ifq.c:768 taskq_thread(ffff80000002c000) at taskq_thread+0xec sys/kern/kern_task.c:437 end trace frame: 0x0, count: -13 ddb{1}> show registers rdi 0 rsi 0x7 rbp 0xffff800020da90b0 rbx 0x2b4bb6f36d03e5e9 rdx 0x14c rcx 0 rax 0 r8 0xffffffff818fa5ca tcp_output+0xbea r9 0x5 r10 0x3 r11 0x72bde57ff154c528 r12 0xffffffff828e4550 mbpool r13 0 r14 0xfffffd0000000000 r15 0xfffffd807f009e00 rip 0xffffffff81b8fb71 pool_cache_get+0x1b1 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff800020da9050 ss 0x10 pool_cache_get+0x1b1: movq 0x10(%r14),%r13 ddb{1}> show proc PROC (softnet) pid=29063 stat=onproc flags process=14000 proc=200 pri=32, usrpri=51, nice=20 forw=0xffffffffffffffff, list=0xffff800020d88270,0xffff800020d88760 process=0xffff800020d8af80 user=0xffff800020da4000, vmspace=0xffffffff8291e220 estcpu=1, cpticks=1, pctcpu=1.39 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 92550 145383 0 0 3 0x14200 bored sosplice 93635 231244 63737 0 2 0x2 syz-executor.1 86227 474743 63737 0 3 0x2 biowait syz-executor.0 63737 218247 13327 0 3 0x82 thrsleep syz-fuzzer 63737 46904 13327 0 3 0x4000082 nanosleep syz-fuzzer 63737 273247 13327 0 3 0x4000082 thrsleep syz-fuzzer 63737 515763 13327 0 3 0x4000082 thrsleep syz-fuzzer 63737 411145 13327 0 3 0x4000082 thrsleep syz-fuzzer 63737 442287 13327 0 3 0x4000082 kqread syz-fuzzer 63737 355040 13327 0 3 0x4000082 nanosleep syz-fuzzer 63737 8177 13327 0 3 0x4000082 thrsleep syz-fuzzer 63737 249980 13327 0 3 0x4000082 thrsleep syz-fuzzer 63737 289015 13327 0 3 0x4000082 thrsleep syz-fuzzer 13327 305323 31549 0 3 0x10008a pause ksh 31549 279530 20889 0 7 0x12 sshd 2239 69572 1 0 3 0x100083 ttyin getty 20889 335896 1 0 3 0x80 select sshd 23671 210941 14228 74 3 0x100092 bpf pflogd 14228 396370 1 0 3 0x80 netio pflogd 63758 151807 75889 73 3 0x100090 kqread syslogd 75889 220671 1 0 3 0x100082 netio syslogd 99182 333268 1 77 3 0x100090 poll dhclient 53903 95570 1 0 3 0x80 poll dhclient 6202 170127 0 0 3 0x14200 bored smr 19324 200720 0 0 3 0x14200 pgzero zerothread 73710 182792 0 0 3 0x14200 aiodoned aiodoned 29766 417173 0 0 3 0x14200 syncer update 99998 488373 0 0 3 0x14200 cleaner cleaner 93437 385213 0 0 3 0x14200 reaper reaper 79849 376583 0 0 3 0x14200 pgdaemon pagedaemon 9316 403958 0 0 3 0x14200 bored crynlk 74579 165035 0 0 3 0x14200 bored crypto 46558 23873 0 0 3 0x40014200 acpi0 acpi0 5089 231272 0 0 3 0x40014200 idle1 * 9079 29063 0 0 7 0x14200 softnet 65162 187149 0 0 3 0x14200 bored systqmp 57861 346760 0 0 3 0x14200 bored systq 21041 307413 0 0 3 0x40014200 bored softclock 9629 513073 0 0 3 0x40014200 idle0 1 32029 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 86227 (syz-executor.0) thread 0xffff800020ddc758 (474743) exclusive rrwlock inode r = 0 (0xfffffd806b210f78) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:603 #4 vn_lock+0x81 sys/kern/vfs_vnops.c:575 #5 vget+0x1c8 sys/kern/vfs_subr.c:671 #6 ufs_ihashget+0x141 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x74 sys/ufs/ffs/ffs_vfsops.c:1329 #8 ufs_lookup+0x14b7 sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5b sys/kern/vfs_vops.c:90 #10 vfs_lookup+0x7a6 sys/kern/vfs_lookup.c:568 #11 namei+0x63c sys/kern/vfs_lookup.c:249 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #13 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b210808) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:603 #4 vn_lock+0x81 sys/kern/vfs_vnops.c:575 #5 vfs_lookup+0xe6 sys/kern/vfs_lookup.c:419 #6 namei+0x63c sys/kern/vfs_lookup.c:249 #7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #8 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #9 Xsyscall+0x128 Process 9079 (softnet) thread 0xffff800020d884e0 (29063) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff828bb818) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 pageflttrap+0x7f sys/arch/amd64/amd64/trap.c:180 #2 kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 #3 alltraps_kern_meltdown+0x7b #4 pool_cache_get+0x1b1 pool_cache_item_magic_check sys/kern/subr_pool.c:1770 [inline] #4 pool_cache_get+0x1b1 sys/kern/subr_pool.c:1884 #5 pool_get+0x91 sys/kern/subr_pool.c:572 #6 m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] #6 m_copym+0x174 sys/kern/uipc_mbuf.c:667 #7 tcp_output+0x15ba sys/netinet/tcp_output.c:673 #8 tcp_input+0x2356 #9 ip_deliver+0x353 sys/netinet/ip_input.c:668 #10 ip_ours+0x412 #11 ip_input_if+0x6ce #12 ipv4_input+0x48 sys/netinet/ip_input.c:215 #13 ether_input+0x345 sys/net/if_ethersubr.c:461 #14 if_input_process+0x10b if_ih_input sys/net/if.c:902 [inline] #14 if_input_process+0x10b sys/net/if.c:936 #15 ifiq_process+0x80 sys/net/ifq.c:768 #16 taskq_thread+0xec sys/kern/kern_task.c:437 #17 proc_trampoline+0x1c exclusive rwlock netlock r = 0 (0xffffffff82753c68) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 if_input_process+0x85 sys/net/if.c:935 #2 ifiq_process+0x80 sys/net/ifq.c:768 #3 taskq_thread+0xec sys/kern/kern_task.c:437 #4 proc_trampoline+0x1c shared rwlock softnet r = 0 (0xffff80000002c070) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 taskq_thread+0xdf sys/kern/kern_task.c:436 #2 proc_trampoline+0x1c ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9512 6539K 7315K 78643K 11213 0 pcb 13 8K 8K 78643K 46 0 rtable 100 4K 6K 78643K 243 0 ifaddr 64 13K 13K 78643K 73 0 counters 43 33K 33K 78643K 43 0 ioctlops 0 0K 4K 78643K 1491 0 iov 0 0K 12K 78643K 24 0 mount 1 1K 1K 78643K 1 0 vnodes 1221 77K 77K 78643K 1362 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 6 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 26 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 4 9K 25K 78643K 170 0 sigio 0 0K 0K 78643K 8 0 proc 62 63K 83K 78643K 458 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 10 0 in_multi 30 1K 2K 78643K 62 0 ether_multi 1 0K 0K 78643K 5 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 31 148K 148K 78643K 31 0 exec 0 0K 1K 78643K 211 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 115 30K 30K 78643K 1465 0 UVM aobj 17 2K 2K 78643K 17 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 4 0 NDP 10 0K 0K 78643K 15 0 temp 92 3859K 3927K 78643K 6507 0 kqueue 3 4K 6K 78643K 6 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 7 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 21 0 19 1 0 1 1 0 8 0 rtentry 112 50 0 12 2 0 2 2 0 8 0 unpcb 120 103 0 93 1 0 1 1 0 8 0 syncache 264 6 0 6 2 1 1 1 0 8 1 tcpqe 32 24 0 24 1 1 0 1 0 8 0 tcpcb 544 58 0 54 1 0 1 1 0 8 0 inpcb 296 183 0 176 2 0 2 2 0 8 1 nd6 48 9 0 6 1 0 1 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 2 0 1 1 0 1 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 10 0 7 1 0 1 1 0 8 0 pfstitem 24 20 0 0 1 0 1 1 0 8 0 pfstkey 112 20 0 0 1 0 1 1 0 8 0 pfstate 328 20 0 0 2 0 2 2 0 8 0 pfrule 1360 27 0 18 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 194 0 40 12 0 12 12 0 8 1 art_table 32 195 0 40 2 0 2 2 0 8 0 art_node 16 49 0 14 1 0 1 1 0 8 0 sysvmsgpl 40 7 0 2 1 0 1 1 0 8 0 semupl 112 5 0 5 1 0 1 1 0 8 1 semapl 112 24 0 14 1 0 1 1 0 8 0 shmpl 112 14 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1601 0 196 89 0 89 89 0 8 0 ffsino 272 1601 0 196 94 0 94 94 0 8 0 nchpl 144 2048 0 438 60 0 60 60 0 8 0 uvmvnodes 72 1774 0 0 33 0 33 33 0 8 0 vnodes 208 1774 0 0 94 0 94 94 0 8 0 namei 1024 5505 0 5505 1 0 1 1 0 8 1 percpumem 16 32 0 0 1 0 1 1 0 8 0 vcpupl 1984 2 0 0 1 0 1 1 0 8 0 vmpool 560 2 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 4 0 2 1 0 1 1 0 8 0 scxspl 192 5879 0 5877 8 1 7 7 0 8 6 plimitpl 152 25 0 17 1 0 1 1 0 8 0 sigapl 424 386 0 355 4 0 4 4 0 8 0 futexpl 56 2134 0 2134 1 0 1 1 0 8 1 knotepl 112 63 0 44 1 0 1 1 0 8 0 kqueuepl 144 20 0 16 1 0 1 1 0 8 0 pipepl 304 85 0 75 1 0 1 1 0 8 0 fdescpl 496 370 0 355 3 0 3 3 0 8 0 filepl 152 1977 0 1877 5 0 5 5 0 8 1 lockfpl 104 44 0 43 1 0 1 1 0 8 0 lockfspl 48 13 0 12 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 18 0 7 1 0 1 1 0 8 0 ucredpl 96 149 0 140 1 0 1 1 0 8 0 zombiepl 144 355 0 355 1 0 1 1 0 8 1 processpl 992 386 0 355 5 0 5 5 0 8 0 procpl 624 703 0 663 4 0 4 4 0 8 0 sosppl 128 2 0 2 1 0 1 1 0 8 1 sockpl 400 310 0 291 3 0 3 3 0 8 1 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 152 0 0 18 0 18 18 0 8 0 mtagpl 96 14 0 0 1 0 1 1 0 8 0 mbufpl 256 187 0 0 11 0 11 11 0 8 0 bufpl 280 3576 0 135 246 0 246 246 0 8 0 anonpl 16 47991 0 31611 68 1 67 67 0 124 0 amapchunkpl 152 1771 0 1642 7 0 7 7 0 158 1 amappl16 192 1516 0 624 45 0 45 45 0 8 0 amappl15 184 72 0 70 2 1 1 1 0 8 0 amappl14 176 26 0 20 1 0 1 1 0 8 0 amappl13 168 97 0 93 1 0 1 1 0 8 0 amappl12 160 77 0 72 1 0 1 1 0 8 0 amappl11 152 54 0 39 1 0 1 1 0 8 0 amappl10 144 22 0 13 1 0 1 1 0 8 0 amappl9 136 382 0 381 1 0 1 1 0 8 0 amappl8 128 358 0 325 2 0 2 2 0 8 0 amappl7 120 118 0 106 1 0 1 1 0 8 0 amappl6 112 25 0 19 2 1 1 1 0 8 0 amappl5 104 204 0 190 1 0 1 1 0 8 0 amappl4 96 554 0 528 1 0 1 1 0 8 0 amappl3 88 177 0 170 1 0 1 1 0 8 0 amappl2 80 2081 0 2020 2 0 2 2 0 8 0 amappl1 72 18168 0 17747 23 12 11 18 0 8 1 amappl 80 950 0 909 2 0 2 2 0 84 1 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 64 16 0 0 1 0 1 1 0 8 0 uaddrrnd 24 372 0 355 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 372 0 355 1 0 1 1 0 8 0 vmmpekpl 168 6828 0 6791 2 0 2 2 0 8 0 vmmpepl 168 52653 0 50701 121 8 113 113 0 357 21 vmsppl 368 371 0 355 2 0 2 2 0 8 0 pdppl 4096 751 0 712 6 0 6 6 0 8 0 pvpl 32 163118 0 143677 160 0 160 160 0 265 1 pmappl 232 371 0 355 2 0 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 253 0 3 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff826ebff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __mp_lock(ffffffff828bb610) at __mp_lock+0x12e __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828bb610) at __mp_lock+0x12e sys/kern/kern_lock.c:147 intr_handler(ffff800020e03e50,ffff80000004a400) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge17_untramp() at Xintr_ioapic_edge17_untramp+0x19f __mp_lock(ffffffff828bb610) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828bb610) at __mp_lock+0x127 sys/kern/kern_lock.c:147 syscall(ffff800020e04020) at syscall+0x400 mi_syscall sys/sys/syscall_mi.h:93 [inline] syscall(ffff800020e04020) at syscall+0x400 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbbaf0, count: -9 ddb{0}> machine ddbcpu 1 Stopped at pool_cache_get+0x1b1: movq 0x10(%r14),%r13 ddb{1}> trace pool_cache_get(ffffffff828e4550) at pool_cache_get+0x1b1 pool_cache_item_magic_check sys/kern/subr_pool.c:1770 [inline] pool_cache_get(ffffffff828e4550) at pool_cache_get+0x1b1 sys/kern/subr_pool.c:1884 pool_get(ffffffff828e4550,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_copym(fffffd806a8ecd00,0,14c,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] m_copym(fffffd806a8ecd00,0,14c,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667 tcp_output(ffff800000ada540) at tcp_output+0x15ba sys/netinet/tcp_output.c:673 tcp_input(ffff800020da9708,ffff800020da9714,6,2) at tcp_input+0x2356 ip_deliver(ffff800020da9708,ffff800020da9714,6,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800020da9708,ffff800020da9714,ffff800020d884e0,0) at ip_ours+0x412 ip_input_if(ffff800020da9708,ffff800020da9714,4,0,ffff80000017b2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017b2a8,fffffd807eb82100) at ipv4_input+0x48 sys/netinet/ip_input.c:215 ether_input(ffff80000017b2a8,fffffd807eb82100,0) at ether_input+0x345 sys/net/if_ethersubr.c:461 if_input_process(ffff80000017b2a8,ffff800020da9838) at if_input_process+0x10b if_ih_input sys/net/if.c:902 [inline] if_input_process(ffff80000017b2a8,ffff800020da9838) at if_input_process+0x10b sys/net/if.c:936 ifiq_process(ffff80000017b6a8) at ifiq_process+0x80 sys/net/ifq.c:768 taskq_thread(ffff80000002c000) at taskq_thread+0xec sys/kern/kern_task.c:437 end trace frame: 0x0, count: -13