uvm_fault(0xfffffd006f9fe1f0, 0xf, 0, 1) -> e kernel: page fault trap, code=0 Stopped at ktrops+0x58: movq 0x10(%r14),%r14 TID PID UID PRFLAGS PFLAGS CPU COMMAND 57965 76988 0 0 0 0 syz-executor *221805 36821 0 0 0x4000000 1K syz-executor ktrops(ffff80002a223a00,ffffffffffffffff,0,a0c7df9f,fffffd00604b6108,fffffd00097fd750) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff80002a223a00,ffffffffffffffff,0,a0c7df9f,fffffd00604b6108,fffffd00097fd750) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffffd00604b6108,4,20c7df9f,0,ffff80002a223a00) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffffd00604b6108,4,20c7df9f,0,ffff80002a223a00) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff80002a223a00,ffff80003c3eddb0,ffff80003c3edd00) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff80003c3eddb0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3eddb0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf7f9f7e9130, count: 10 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(0xfffffd006f9fe1f0, 0xf, 0, 1) -> e ddb{1}> trace ktrops(ffff80002a223a00,ffffffffffffffff,0,a0c7df9f,fffffd00604b6108,fffffd00097fd750) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff80002a223a00,ffffffffffffffff,0,a0c7df9f,fffffd00604b6108,fffffd00097fd750) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffffd00604b6108,4,20c7df9f,0,ffff80002a223a00) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffffd00604b6108,4,20c7df9f,0,ffff80002a223a00) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff80002a223a00,ffff80003c3eddb0,ffff80003c3edd00) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff80003c3eddb0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3eddb0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf7f9f7e9130, count: -5 ddb{1}> show registers rdi 0xffff80002a223a00 rsi 0xffffffffffffffff rbp 0xffff80003c3edac0 rbx 0xfffffd00097fd750 rdx 0 rcx 0xffff80002a223a00 rax 0xffff80002999dff0 r8 0xfffffd00604b6108 r9 0xfffffd00097fd750 r10 0x107e5386faedc556 r11 0xfe4152800cbbad77 r12 0xffff80002a223a00 r13 0xffffffffffffffff r14 0xffffffffffffffff r15 0xa0c7df9f rip 0xffffffff81b723d8 ktrops+0x58 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80003c3eda40 ss 0x10 ktrops+0x58: movq 0x10(%r14),%r14 ddb{1}> show proc PROC (syz-executor) tid=221805 pid=36821 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=17, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a223768,0xffff80003c3dba28 process=0xffff800045fef9d8 user=0xffff80003c3e8000, vmspace=0xfffffd006f9fe1f0 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 51605 201082 2143 0 2 0 syz-executor 76988 57965 72107 0 7 0 syz-executor 76988 445245 72107 0 3 0x4000080 ttyin syz-executor 56241 298762 98117 0 2 0 syz-executor 78887 55827 54360 0 3 0x80 nanoslp syz-executor 78887 467382 54360 0 3 0x4000080 sbwait syz-executor 78887 414887 54360 0 3 0x4000080 fsleep syz-executor 36821 223509 45986 0 2 0 syz-executor *36821 221805 45986 0 7 0x4000000 syz-executor 36821 3875 45986 0 3 0x4000080 fsleep syz-executor 4181 111890 1 0 3 0x82 nanoslp getty 56362 290612 63744 0 3 0x2 biowait syz-executor 11142 114330 63744 0 2 0x2 syz-executor 72107 179111 63744 0 3 0x82 nanoslp syz-executor 54360 137138 63744 0 3 0x82 nanoslp syz-executor 98117 474439 63744 0 3 0x82 nanoslp syz-executor 83562 59074 63744 0 3 0x2 biowait syz-executor 45986 187332 63744 0 3 0x82 nanoslp syz-executor 2143 162322 63744 0 3 0x82 nanoslp syz-executor 63744 445510 1 0 3 0x82 kqread syz-executor 5693 320967 0 0 3 0x14200 bored smr 48621 148011 0 0 3 0x14200 pgzero zerothread 713 517297 0 0 3 0x14200 aiodoned aiodoned 71092 240240 0 0 3 0x14200 syncer update 18613 517911 0 0 3 0x14200 cleaner cleaner 99939 17340 0 0 3 0x14200 reaper reaper 7369 43900 0 0 3 0x14200 pgdaemon pagedaemon 29313 59621 0 0 3 0x14200 bored viomb 54848 390838 0 0 3 0x40014200 acpi0 acpi0 85215 404156 0 0 3 0x40014200 idle1 76288 41013 0 0 3 0x14200 bored softnet1 69165 253124 0 0 3 0x14200 bored softnet0 24019 392062 0 0 3 0x14200 bored systqmp 18240 107686 0 0 3 0x14200 bored systq 86374 392049 0 0 3 0x14200 tmoslp softclockmp 99482 310760 0 0 3 0x40014200 tmoslp softclock 10831 86120 0 0 3 0x40014200 idle0 1 401962 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 78887 (syz-executor) thread 0xffff80002a223238 (467382) exclusive rwlock sbufrcv r = 0 (0xffff800010fdcfa8) #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 sblock+0xb6 sys/kern/uipc_socket2.c:536 #3 soreceive+0x27d sys/kern/uipc_socket.c:890 #4 recvit+0x40b sys/kern/uipc_syscalls.c:1078 #5 sys_recvmsg+0x1bf sys/kern/uipc_syscalls.c:878 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 Process 36821 (syz-executor) thread 0xffff80002a223a00 (221805) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a185c0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2d8 sys/kern/kern_synch.c:369 #3 biowait+0xc6 sys/kern/vfs_bio.c:1110 #4 bwrite+0x359 sys/kern/vfs_bio.c:625 #5 ffs_update+0x2fe sys/ufs/ffs/ffs_inode.c:111 #6 ffs_truncate+0xc9b sys/ufs/ffs/ffs_inode.c:-1 #7 ufs_inactive+0x202 sys/ufs/ufs/ufs_inode.c:84 #8 VOP_INACTIVE+0x104 sys/kern/vfs_vops.c:498 #9 vrele+0x129 sys/kern/vfs_subr.c:837 #10 ktrsettrace+0xe7 sys/kern/kern_ktrace.c:122 #11 ktrops+0x26c sys/kern/kern_ktrace.c:574 #12 doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] #12 doktrace+0x6bd sys/kern/kern_ktrace.c:518 #13 sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 #14 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #14 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #15 Xsyscall+0x128 Process 56362 (syz-executor) thread 0xffff80002a220d10 (290612) exclusive rrwlock inode r = 0 (0xfffffd006c687ea8) #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:1806 #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 (0xfffffd006c687b30) #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 cache_lookup+0x351 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x1e3 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x963 sys/kern/vfs_lookup.c:580 #10 namei+0x7c5 sys/kern/vfs_lookup.c:250 #11 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1806 #12 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #13 Xsyscall+0x128 Process 83562 (syz-executor) thread 0xffff80002a2222a8 (59074) exclusive rrwlock inode r = 0 (0xfffffd006cf06688) #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 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3062 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd006d41de98) #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 domkdirat+0x8b sys/kern/vfs_syscalls.c:3047 #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 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11082 12216K 12282K 166960K 12567 0 pcb 17 14K 16K 166960K 152 0 rtable 249 9K 11K 166960K 503 0 pf 36 18K 25K 166960K 165 0 ifaddr 42 7K 7K 166960K 62 0 ifgroup 55 2K 2K 166960K 89 0 sysctl 3 1K 9K 166960K 8 0 counters 70 37K 38K 166960K 106 0 ioctlops 0 0K 4K 166960K 1558 0 iov 0 0K 16K 166960K 8 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1295 81K 82K 166960K 1549 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 10 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 23 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 14 53K 93K 166960K 396 0 sigio 0 0K 0K 166960K 4 0 proc 21 33K 180K 166960K 586 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 36 0 in_multi 95 7K 7K 166960K 136 0 ether_multi 1 0K 0K 166960K 8 0 mrt 1 0K 0K 166960K 8 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 217 970K 970K 166960K 217 0 exec 0 0K 1K 166960K 420 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 110 81K 169K 166960K 5562 0 UVM aobj 4 2K 2K 166960K 4 0 pinsyscall 17 34K 103K 166960K 1590 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 7 0 NDP 12 0K 2K 166960K 42 0 temp 48 9117K 9157K 166960K 9941 0 kqueue 1 2K 28K 166960K 66 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 58 0 58 1 0 1 1 0 8 1 rtentry 176 115 0 7 6 0 6 6 0 8 0 unpcb 144 230 0 225 2 1 1 2 0 8 0 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpcb 736 52 0 51 1 0 1 1 0 8 0 arp 136 18 0 0 1 0 1 1 0 8 0 inpcb 328 311 0 308 7 5 2 7 0 8 0 nd6 152 26 0 2 1 0 1 1 0 8 0 pkpcb 40 5 0 5 1 1 0 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 16 0 16 1 1 0 1 0 8 0 pppxif 1576 1 0 1 1 1 0 1 0 8 0 pfstscr 40 6 0 2 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 32 0 32 1 1 0 1 0 8 0 pfanchor 1288 11 0 6 1 0 1 1 0 8 0 pftag 88 9 0 7 1 0 1 1 0 8 0 pfqueue 320 1 0 1 1 1 0 1 0 8 0 pfstitem 24 41 0 2 1 0 1 1 0 8 0 pfstkey 128 41 0 2 2 0 2 2 0 8 0 pfstate 448 38 0 1 5 0 5 5 0 8 0 pfrule 1360 31 0 25 2 0 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 490 0 22 30 0 30 30 0 8 0 art_table 40 492 0 22 5 0 5 5 0 8 0 art_node 32 115 0 16 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 1 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 72 20 0 10 1 0 1 1 0 8 0 shmpl 112 1 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2021 0 551 93 0 93 93 0 8 0 ffsino 296 2021 0 551 114 0 114 114 0 8 0 nchpl 144 2581 0 876 64 0 64 64 0 8 0 rtmask 32 2 0 2 1 1 0 1 0 8 0 vnodes 216 2227 0 0 124 0 124 124 0 8 0 namei 1024 7956 0 7955 3 2 1 2 0 8 0 percpumem 16 68 0 18 1 0 1 1 0 8 0 pfiaddrpl 120 7 0 7 1 1 0 1 0 8 0 kstatmem 264 55 0 28 3 1 2 3 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 9981 0 9979 6 5 1 4 1 8 0 plimitpl 152 122 0 111 1 0 1 1 0 8 0 sigapl 424 724 0 691 7 1 6 7 0 8 1 knotepl 120 496 0 0 16 0 16 16 0 8 0 kqueuepl 224 161 0 160 5 4 1 5 0 8 0 pipepl 344 148 0 120 3 0 3 3 0 8 0 fdescpl 528 708 0 691 3 0 3 3 0 8 0 filepl 160 3313 0 3147 13 3 10 13 0 8 0 lockfpl 104 130 0 130 1 0 1 1 0 8 1 lockfspl 48 54 0 54 1 0 1 1 0 8 1 sessionpl 144 34 0 32 1 0 1 1 0 8 0 pgrppl 48 43 0 33 1 0 1 1 0 8 0 ucredpl 104 433 0 430 1 0 1 1 0 8 0 zombiepl 144 691 0 691 1 0 1 1 0 8 1 processpl 1232 724 0 691 5 1 4 5 0 8 0 procpl 664 1138 0 1100 6 1 5 6 0 8 0 sosppl 176 2 0 2 1 1 0 1 0 8 0 sockpl 752 615 0 607 10 7 3 10 0 8 0 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k128 9344 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 128 0 0 16 0 16 16 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 20 0 0 3 0 3 3 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 204 0 0 13 0 13 13 0 8 0 bufpl 272 4309 0 105 281 0 281 281 0 8 0 anonpl 32 5614 0 0 46 0 46 46 0 247 0 amapchunkpl 152 16840 0 16556 29 11 18 29 0 158 1 amappl16 200 1483 0 1462 5 3 2 4 0 8 0 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 440 0 440 1 1 0 1 0 8 0 amappl13 176 130 0 129 1 0 1 1 0 8 0 amappl12 168 993 0 978 2 0 2 2 0 8 0 amappl11 160 3 0 3 2 2 0 1 0 8 0 amappl10 152 73 0 73 1 1 0 1 0 8 0 amappl9 144 275 0 274 1 0 1 1 0 8 0 amappl8 136 106 0 105 1 0 1 1 0 8 0 amappl7 128 152 0 149 1 0 1 1 0 8 0 amappl6 120 157 0 157 1 1 0 1 0 8 0 amappl5 112 95 0 94 1 0 1 1 0 8 0 amappl4 104 304 0 301 1 0 1 1 0 8 0 amappl3 96 3221 0 3162 5 2 3 4 0 8 0 amappl2 88 559 0 549 2 0 2 2 0 8 0 amappl1 80 11736 0 11624 14 6 8 14 0 8 1 amappl 88 4706 0 4610 5 0 5 5 0 92 0 uvmvnodes 80 114 0 0 3 0 3 3 0 8 0 dma65536 65536 1 0 1 1 1 0 1 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 dma512 512 1 0 1 1 1 0 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 254 0 254 2 2 0 1 0 8 0 dma64 64 7 0 7 2 2 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 3 0 0 1 0 1 1 0 8 0 uaddrrnd 24 708 0 691 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 708 0 691 1 0 1 1 0 8 0 vmmpekpl 168 7551 0 7511 3 0 3 3 0 8 0 vmmpepl 168 52734 0 52008 88 39 49 88 0 357 4 vmsppl 488 707 0 691 5 1 4 5 0 8 1 rwobjpl 80 17079 0 16670 23 1 22 23 0 8 0 pdppl 4096 1423 0 1382 103 58 45 85 0 8 4 pvpl 32 14785 0 0 121 1 120 120 0 265 0 pmappl 256 707 0 691 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 567 0 65 16 0 16 16 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8395aff0) 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(ffffffff83a17dc0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a17dc0) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff80002a272610,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7a0bb8f61b50, count: 9 ddb{0}> trace x86_ipi_db(ffffffff8395aff0) 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(ffffffff83a17dc0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a17dc0) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff80002a272610,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7a0bb8f61b50, count: -6 ddb{0}> machine ddbcpu 1 Stopped at ktrops+0x58: movq 0x10(%r14),%r14 ktrops(ffff80002a223a00,ffffffffffffffff,0,a0c7df9f,fffffd00604b6108,fffffd00097fd750) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff80002a223a00,ffffffffffffffff,0,a0c7df9f,fffffd00604b6108,fffffd00097fd750) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffffd00604b6108,4,20c7df9f,0,ffff80002a223a00) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffffd00604b6108,4,20c7df9f,0,ffff80002a223a00) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff80002a223a00,ffff80003c3eddb0,ffff80003c3edd00) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff80003c3eddb0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3eddb0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf7f9f7e9130, count: 10 ddb{1}> trace ktrops(ffff80002a223a00,ffffffffffffffff,0,a0c7df9f,fffffd00604b6108,fffffd00097fd750) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff80002a223a00,ffffffffffffffff,0,a0c7df9f,fffffd00604b6108,fffffd00097fd750) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffffd00604b6108,4,20c7df9f,0,ffff80002a223a00) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffffd00604b6108,4,20c7df9f,0,ffff80002a223a00) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff80002a223a00,ffff80003c3eddb0,ffff80003c3edd00) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff80003c3eddb0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3eddb0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf7f9f7e9130, count: -5 ddb{1}>