¹j¼õ¬|ÿ ž¨E1\…:uvm_fault(0xfffffd806c6929a0, 0x98, 0, 1) -> e fatal page fault in supervisor mode trap type 6 code 0 rip ffffffff82f50ca8 cs 8 rflags 10246 cr2 98 cpl 0 rsp ffff80003c3f1560 gsbase 0xffff80002999dff0 kgsbase 0x0 panic: trap type 6, code=0, pc=ffffffff82f50ca8 Starting stack trace... panic(ffffffff834e8b9e) at panic+0x1d0 sys/kern/subr_prf.c:229 kerntrap(ffff80003c3f14b0) at kerntrap+0x30b alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b dovutimens(ffff8000fffeafb0,fffffd80789ada60,ffff80003c3f1690) at dovutimens+0x368 sys/kern/vfs_syscalls.c:2778 sys_futimes(ffff8000fffeafb0,ffff80003c3f17e0,ffff80003c3f1730) at sys_futimes+0x208 sys/kern/vfs_syscalls.c:2820 syscall(ffff80003c3f17e0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3f17e0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x646d9531cb0, count: 250 End of stack trace. WARNING: SPL NOT LOWERED ON SYSCALL 83 -1052993136 EXIT 0 4 Stopped at savectx+0xae: movl $0,%gs:0x688 TID PID UID PRFLAGS PFLAGS CPU COMMAND *117558 82107 0 0 0 1 syz-executor 5446 97448 0 0x100002 0 0 sh savectx() at savectx+0xae end of kernel end trace frame: 0x7bfaff7de9c0, count: 14 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: uvm_fault(0xfffffd806c6929a0, 0x98, 0, 1) -> e ddb{1}> trace savectx() at savectx+0xae end of kernel end trace frame: 0x7bfaff7de9c0, count: -1 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80003b3b64d0 rbx 0 rdx 0 rcx 0xffff8000fffebca8 rax 0x3c r8 0xffff80003b3b6400 r9 0x1 r10 0x8059e1ddd42a969b r11 0x3feb729f38188918 r12 0 r13 0 r14 0xffff8000fffebca8 r15 0 rip 0xffffffff817713ee savectx+0xae cs 0x8 rflags 0x46 rsp 0xffff80003b3b6450 ss 0x10 savectx+0xae: movl $0,%gs:0x688 ddb{1}> show proc PROC (syz-executor) tid=117558 pid=82107 tcnt=4 stat=onproc flags process=0 proc=0 runpri=86, usrpri=86, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffeb248,0xffff8000fffeafc0 process=0xffff80002a226690 user=0xffff80003b3b1000, vmspace=0xfffffd806c6929a0 estcpu=36, cpticks=6, pctcpu=0.0, user=4, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *82107 117558 51262 0 7 0 syz-executor 82107 290913 51262 0 3 0x4000000 sbar syz-executor 82107 458298 51262 0 3 0x4000080 fsleep syz-executor 82107 482432 51262 0 3 0x4000080 fsleep syz-executor 97448 5446 56016 0 7 0x100002 sh 60396 431184 1 0 3 0x82 nanoslp getty 62992 15808 20431 0 2 0 syz-executor 62992 163140 20431 0 3 0x4000080 ttyretype syz-executor 62992 257587 20431 0 2 0x4000000 syz-executor 56016 421479 37558 0 3 0x82 wait syz-executor 49457 128164 6840 0 3 0x80 nanoslp syz-executor 49457 428224 6840 0 3 0x4000000 biowait syz-executor 94595 478059 2075 0 3 0x80 nanoslp syz-executor 94595 490124 2075 0 3 0x4000080 kqsel syz-executor 94595 48418 2075 0 3 0x4000080 fsleep syz-executor 36050 23806 17083 0 3 0x80 nanoslp syz-executor 36050 58224 17083 0 3 0x4000080 ttyout syz-executor 36050 36769 17083 0 3 0x4000080 fsleep syz-executor 83841 287388 37558 0 2 0x2 syz-executor 2075 54846 37558 0 3 0x82 nanoslp syz-executor 86253 123531 0 0 3 0x14200 acct acct 17083 44183 37558 0 3 0x82 nanoslp syz-executor 51262 452109 37558 0 3 0x82 nanoslp syz-executor 38263 293755 37558 0 3 0x82 nanoslp syz-executor 6840 365803 37558 0 3 0x82 nanoslp syz-executor 20431 313611 37558 0 3 0x82 nanoslp syz-executor 37558 486364 1 0 2 0x2 syz-executor 12227 230226 0 0 3 0x14200 bored smr 98466 103199 0 0 2 0x14200 zerothread 84172 240054 0 0 3 0x14200 aiodoned aiodoned 94975 362755 0 0 3 0x14200 syncer update 10960 355929 0 0 3 0x14200 cleaner cleaner 56046 506493 0 0 3 0x14200 reaper reaper 75593 247040 0 0 3 0x14200 pgdaemon pagedaemon 86050 193988 0 0 3 0x14200 bored viomb 65818 428108 0 0 3 0x40014200 acpi0 acpi0 11734 456713 0 0 3 0x40014200 idle1 16764 15590 0 0 3 0x14200 bored softnet1 19795 388615 0 0 3 0x14200 netlock softnet0 62202 392568 0 0 3 0x14200 smrbar systqmp 36879 52938 0 0 3 0x14200 bored systq 13691 495596 0 0 3 0x14200 tmoslp softclockmp 13615 34645 0 0 3 0x40014200 tmoslp softclock 94172 68541 0 0 3 0x40014200 idle0 1 376970 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 82107 (syz-executor) thread 0xffff8000fffeafb0 (290913) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83b29480) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] #1 syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 #2 Xsyscall+0x128 Process 97448 (sh) thread 0xffff8000fffeb248 (5446) exclusive rwlock amaplk r = 0 (0xfffffd806f19cbd8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 uvm_fault_check+0x8a9 sys/uvm/uvm_fault.c:834 #3 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #4 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #5 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #6 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd806c692300) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #3 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #4 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #7 recall_trap+0x8 Process 49457 (syz-executor) thread 0xffff8000fffea550 (428224) exclusive rrwlock inode r = 0 (0xfffffd806e5bced0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vn_write+0x18f sys/kern/vfs_vnops.c:411 #6 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 83841 (syz-executor) thread 0xffff80003b3c0a88 (287388) exclusive rrwlock inode r = 0 (0xfffffd806d8f58c0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x963 sys/kern/vfs_lookup.c:580 #11 namei+0x7c5 sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1894 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c8ca7b0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x12b sys/kern/vfs_lookup.c:431 #6 namei+0x7c5 sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1894 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 62202 (systqmp) thread 0xffff8000ffffea60 (392568) shared rwlock systqmp r = 0 (0xffffffff8393df78) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11067 12089K 12360K 166960K 12941 0 pcb 18 14K 15K 166960K 207 0 rtable 218 10K 13K 166960K 563 0 pf 43 19K 25K 166960K 166 0 ifaddr 38 6K 8K 166960K 87 0 ifgroup 50 2K 2K 166960K 126 0 sysctl 4 1K 9K 166960K 18 0 counters 70 37K 37K 166960K 158 0 ioctlops 0 0K 4K 166960K 1704 0 iov 0 0K 17K 166960K 104 0 mount 1 1K 1K 166960K 1 0 log 2 0K 0K 166960K 6 0 vnodes 1385 87K 88K 166960K 2078 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 5K 166960K 16 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 103 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 61K 93K 166960K 873 0 sigio 0 0K 0K 166960K 14 0 proc 22 33K 196K 166960K 731 0 subproc 72 4K 4K 166960K 100 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 2 0K 0K 166960K 89 0 in_multi 78 5K 7K 166960K 157 0 ether_multi 1 0K 0K 166960K 7 0 mrt 2 0K 0K 166960K 31 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 97 440K 440K 166960K 97 0 exec 0 0K 1K 166960K 557 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 134 83K 193K 166960K 9679 0 UVM aobj 27 4K 4K 166960K 27 0 pinsyscall 19 38K 102K 166960K 2121 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 29 0 NDP 12 0K 2K 166960K 56 0 temp 65 9121K 9181K 166960K 34079 0 kqueue 2 4K 33K 166960K 205 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 79 0 79 1 0 1 1 0 8 1 rtentry 176 158 0 71 6 0 6 6 0 8 0 unpcb 144 874 0 870 13 5 8 8 0 8 7 syncache 336 11 0 11 2 1 1 1 0 8 1 tcpcb 736 226 0 222 5 4 1 4 0 8 0 arp 136 23 0 8 1 0 1 1 0 8 0 inpcb 328 1055 0 1048 16 9 7 7 0 8 6 nd6 152 34 0 13 2 0 2 2 0 8 0 pkpcb 40 5 0 5 1 1 0 1 0 8 0 kcovpl 48 11 0 3 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 35 0 34 2 1 1 1 0 8 0 pppxif 1576 3 0 3 2 1 1 1 0 8 1 pfstscr 40 9 0 6 1 0 1 1 0 8 0 pffrag 232 5 0 0 1 0 1 1 0 482 0 pffrnode 88 5 0 0 1 0 1 1 0 8 0 pffrent 40 6 0 1 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 19 0 17 1 0 1 1 0 8 0 pfsrclim 320 1 0 1 1 1 0 1 0 8 0 pfanchor 1288 3 0 0 1 0 1 1 0 8 0 pftag 88 2 0 0 1 0 1 1 0 8 0 pfstitem 24 72 0 16 1 0 1 1 0 8 0 pfstkey 128 76 0 20 2 0 2 2 0 8 0 pfstate 448 71 0 17 7 0 7 7 0 8 0 pfrule 1360 40 0 32 2 1 1 2 0 8 0 rttmr 136 3 0 3 2 1 1 1 0 8 1 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 807 0 423 36 5 31 33 0 8 5 art_table 40 810 0 423 6 0 6 6 0 8 0 art_node 32 158 0 77 1 0 1 1 0 8 0 sysvmsgpl 40 17 0 9 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 72 97 0 87 1 0 1 1 0 8 0 shmpl 112 24 0 0 1 0 1 1 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 2987 0 1512 93 0 93 93 0 8 0 ffsino 296 2987 0 1512 115 0 115 115 0 8 0 nchpl 144 4201 0 2488 64 0 64 64 0 8 0 rtmask 32 5 0 5 2 2 0 1 0 8 0 vnodes 216 3436 0 0 191 0 191 191 0 8 0 namei 1024 14638 0 14638 3 1 2 2 0 8 2 percpumem 16 94 0 44 1 0 1 1 0 8 0 pfiaddrpl 120 5 0 4 1 0 1 1 0 8 0 kstatmem 264 75 0 48 4 1 3 3 0 8 1 scsiplug 72 7 0 7 2 1 1 1 0 8 1 scxspl 216 15735 0 15734 11 8 3 8 1 8 2 plimitpl 152 131 0 118 1 0 1 1 0 8 0 sigapl 424 1191 0 1155 7 1 6 7 0 8 0 knotepl 120 749 0 0 23 0 23 23 0 8 0 kqueuepl 224 290 0 287 3 1 2 2 0 8 1 pipepl 344 187 0 159 3 0 3 3 0 8 0 fdescpl 528 1174 0 1155 3 0 3 3 0 8 0 filepl 160 7537 0 7359 27 9 18 18 0 8 8 lockfpl 104 373 0 372 1 0 1 1 0 8 0 lockfspl 48 166 0 165 1 0 1 1 0 8 0 sessionpl 144 121 0 119 1 0 1 1 0 8 0 pgrppl 48 140 0 130 1 0 1 1 0 8 0 ucredpl 104 1556 0 1552 1 0 1 1 0 8 0 zombiepl 144 1194 0 1193 1 0 1 1 0 8 0 processpl 1232 1191 0 1155 5 0 5 5 0 8 1 procpl 664 2382 0 2336 6 0 6 6 0 8 0 sosppl 176 3 0 3 2 1 1 1 0 8 1 sockpl 752 2034 0 2023 51 42 9 26 0 8 7 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k128 9344 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 130 0 0 17 0 17 17 0 8 1 mcl2k 2048 28 0 0 4 0 4 4 0 8 0 mtagpl 96 8 0 0 1 0 1 1 0 8 0 mbufpl 256 179 0 0 12 0 12 12 0 8 0 bufpl 280 5976 0 110 419 0 419 419 0 8 0 anonpl 32 7560 0 0 61 0 61 61 0 246 0 amapchunkpl 152 31600 0 31250 36 14 22 29 0 158 4 amappl16 200 2523 0 2459 19 15 4 15 0 8 0 amappl15 192 16 0 16 2 2 0 1 0 8 0 amappl14 184 459 0 458 3 2 1 1 0 8 0 amappl13 176 144 0 142 1 0 1 1 0 8 0 amappl12 168 1445 0 1427 2 0 2 2 0 8 0 amappl11 160 7 0 7 1 1 0 1 0 8 0 amappl10 152 63 0 62 1 0 1 1 0 8 0 amappl9 144 304 0 304 1 1 0 1 0 8 0 amappl8 136 108 0 108 1 0 1 1 0 8 1 amappl7 128 157 0 155 1 0 1 1 0 8 0 amappl6 120 182 0 180 1 0 1 1 0 8 0 amappl5 112 103 0 103 1 0 1 1 0 8 1 amappl4 104 317 0 314 1 0 1 1 0 8 0 amappl3 96 6343 0 6260 4 0 4 4 0 8 0 amappl2 88 594 0 581 2 0 2 2 0 8 0 amappl1 80 14555 0 14438 20 6 14 16 0 8 8 amappl 88 8704 0 8587 6 2 4 5 0 92 0 uvmvnodes 80 128 0 0 3 0 3 3 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 255 0 255 2 1 1 1 0 8 1 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 72 26 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1174 0 1155 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1174 0 1155 1 0 1 1 0 8 0 vmmpekpl 168 11423 0 11381 3 0 3 3 0 8 0 vmmpepl 168 81459 0 80583 118 21 97 99 0 357 51 vmsppl 488 1173 0 1155 5 0 5 5 0 8 1 rwobjpl 80 24046 0 23517 35 10 25 27 0 8 2 pdppl 4096 2355 0 2310 115 66 49 85 0 8 4 pvpl 32 15369 0 0 124 0 124 124 0 265 0 pmappl 256 1173 0 1155 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 312 0 81 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83900ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83b28c80) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83b28c80) at __mp_lock+0x192 sys/kern/kern_lock.c:173 scsi_xs_put(fffffd8078bc6480) at scsi_xs_put+0x51 scsi_iopool_put sys/scsi/scsi_base.c:270 [inline] scsi_xs_put(fffffd8078bc6480) at scsi_xs_put+0x51 scsi_io_put sys/scsi/scsi_base.c:499 [inline] scsi_xs_put(fffffd8078bc6480) at scsi_xs_put+0x51 sys/scsi/scsi_base.c:787 scsi_done(fffffd8078bc6480) at scsi_done+0x40 sys/scsi/scsi_base.c:1496 vioscsi_vq_done(ffff8000000a4268) at vioscsi_vq_done+0xe1 sys/dev/pv/vioscsi.c:-1 intr_handler(ffff80003afaa3f0,ffff8000002a3480) at intr_handler+0x125 sys/arch/amd64/amd64/intr.c:564 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83b28c80) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83b28c80) at __mp_lock+0x192 sys/kern/kern_lock.c:173 syscall(ffff80003afaa5c0) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80003afaa5c0) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7312cf5afc10, count: 3 ddb{0}> trace x86_ipi_db(ffffffff83900ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83b28c80) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83b28c80) at __mp_lock+0x192 sys/kern/kern_lock.c:173 scsi_xs_put(fffffd8078bc6480) at scsi_xs_put+0x51 scsi_iopool_put sys/scsi/scsi_base.c:270 [inline] scsi_xs_put(fffffd8078bc6480) at scsi_xs_put+0x51 scsi_io_put sys/scsi/scsi_base.c:499 [inline] scsi_xs_put(fffffd8078bc6480) at scsi_xs_put+0x51 sys/scsi/scsi_base.c:787 scsi_done(fffffd8078bc6480) at scsi_done+0x40 sys/scsi/scsi_base.c:1496 vioscsi_vq_done(ffff8000000a4268) at vioscsi_vq_done+0xe1 sys/dev/pv/vioscsi.c:-1 intr_handler(ffff80003afaa3f0,ffff8000002a3480) at intr_handler+0x125 sys/arch/amd64/amd64/intr.c:564 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83b28c80) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83b28c80) at __mp_lock+0x192 sys/kern/kern_lock.c:173 syscall(ffff80003afaa5c0) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80003afaa5c0) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7312cf5afc10, count: -12 ddb{0}>