uvm_fault(0xfffffd806bf0bc08, 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 *292694 63495 0 0x8000000 0x4000000 1K syz-executor 342668 57890 0 0x8000000 0x4000001 0 syz-executor ktrops(ffff80002d36d470,ffffffffffffffff,0,80001100,fffffd807d84de60,fffffd807f7d37b8) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002d36d470,ffffffffffffffff,0,80001100,fffffd807d84de60,fffffd807f7d37b8) at ktrops+0x58 sys/kern/kern_ktrace.c:561 doktrace(fffffd807d84de60,4,1100,ffffffff,ffff80002d36d470) at doktrace+0x57d ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd807d84de60,4,1100,ffffffff,ffff80002d36d470) at doktrace+0x57d sys/kern/kern_ktrace.c:493 sys_ktrace(ffff80002d36d470,ffff80002a134380,ffff80002a1342d0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:549 syscall(ffff80002a134380) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a134380) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbe92a6cb5c0, 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(0xfffffd806bf0bc08, 0xf, 0, 1) -> e ddb{1}> trace ktrops(ffff80002d36d470,ffffffffffffffff,0,80001100,fffffd807d84de60,fffffd807f7d37b8) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002d36d470,ffffffffffffffff,0,80001100,fffffd807d84de60,fffffd807f7d37b8) at ktrops+0x58 sys/kern/kern_ktrace.c:561 doktrace(fffffd807d84de60,4,1100,ffffffff,ffff80002d36d470) at doktrace+0x57d ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd807d84de60,4,1100,ffffffff,ffff80002d36d470) at doktrace+0x57d sys/kern/kern_ktrace.c:493 sys_ktrace(ffff80002d36d470,ffff80002a134380,ffff80002a1342d0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:549 syscall(ffff80002a134380) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a134380) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbe92a6cb5c0, count: -5 ddb{1}> show registers rdi 0xffff80002d36d470 rsi 0xffffffffffffffff rbp 0xffff80002a1340a0 rbx 0xfffffd807f7d37b8 rdx 0 rcx 0xffff80002d36d470 rax 0xffff800029b7bff0 r8 0xfffffd807d84de60 r9 0xfffffd807f7d37b8 r10 0x6bfac078bae68cae r11 0x79bb220972477ffb r12 0xffff80002d36d470 r13 0x1 r14 0xffffffffffffffff r15 0x80001100 __kernel_virt_to_phys+0x1100 rip 0xffffffff81236268 ktrops+0x58 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a134020 ss 0x10 ktrops+0x58: movq 0x10(%r14),%r14 ddb{1}> show proc PROC (syz-executor) tid=292694 pid=63495 tcnt=3 stat=onproc flags process=8000000 proc=4000000 runpri=17, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002d36c2b8,0xffff80002d36d1f8 process=0xffff8000357a31f8 user=0xffff80002a12f000, vmspace=0xfffffd806bf0bc08 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 63495 214475 87562 0 3 0x8000080 nanoslp syz-executor *63495 292694 87562 0 7 0xc000000 syz-executor 63495 314563 87562 0 3 0xc000080 fsleep syz-executor 57890 59011 68044 0 2 0x8000000 syz-executor 57890 122850 68044 0 2 0xc000000 syz-executor 57890 342668 68044 0 7 0xc000001 syz-executor 4139 348228 79510 0 2 0x8000000 syz-executor 4139 259408 79510 0 3 0xc000080 fsleep syz-executor 68044 66081 16259 0 2 0x8000003 syz-executor 76789 43258 16259 0 2 0x8000002 syz-executor 95007 435784 16259 0 2 0x8000002 syz-executor 41006 215759 16259 0 2 0x8000003 syz-executor 26451 138311 16259 0 2 0x8000002 syz-executor 87562 183164 16259 0 3 0x8000082 nanoslp syz-executor 76070 179875 16259 0 2 0x8000002 syz-executor 79510 136211 16259 0 3 0x8000082 nanoslp syz-executor 45335 377301 0 0 3 0x14200 acct acct 50489 65437 0 0 3 0x14200 bored sosplice 16259 28661 14482 0 2 0x8000002 syz-executor 14482 215154 4074 0 3 0x810008a sigsusp ksh 4074 334284 1762 0 3 0x18000098 kqread sshd-session 1762 247551 50191 0 3 0x18000092 kqread sshd-session 40514 478913 1 0 3 0x18100083 ttyin getty 50191 389896 1 0 3 0x18000088 kqread sshd 59553 122021 41884 74 3 0x19100092 bpf pflogd 41884 65937 1 0 3 0x18000080 sbwait pflogd 89235 272462 50169 73 2 0x19100010 syslogd 50169 181524 1 0 3 0x18100082 sbwait syslogd 48076 168177 1 0 3 0x18100080 kqread resolvd 74432 4029 5482 77 3 0x18100092 kqread dhcpleased 31454 357226 5482 77 3 0x18100092 kqread dhcpleased 5482 261625 1 0 3 0x18000080 kqread dhcpleased 41595 276017 0 0 2 0x40014200 smr 23667 268634 0 0 2 0x14200 zerothread 28203 214241 0 0 3 0x14200 aiodoned aiodoned 64289 55788 0 0 3 0x14200 syncer update 65856 120400 0 0 3 0x14200 cleaner cleaner 96769 259985 0 0 3 0x14200 reaper reaper 73880 257075 0 0 3 0x14200 pgdaemon pagedaemon 67053 40789 0 0 3 0x14200 bored viomb 16887 409087 0 0 3 0x40014200 acpi0 acpi0 79584 423441 0 0 3 0x40014200 idle1 98361 384793 0 0 3 0x14200 bored softnet3 78987 346374 0 0 3 0x14200 bored softnet2 60084 376102 0 0 3 0x14200 bored softnet1 25817 287758 0 0 2 0x14200 softnet0 78575 425087 0 0 3 0x14200 bored systqmp 95833 112004 0 0 3 0x14200 bored systq 67915 62888 0 0 3 0x14200 tmoslp softclockmp 68750 516044 0 0 3 0x40014200 tmoslp softclock 45409 453232 0 0 3 0x40014200 idle0 1 425199 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 63495 (syz-executor) thread 0xffff80002d36d470 (292694) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff834f58c0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #4 getblk+0x197 sys/kern/vfs_bio.c:1025 #5 bread+0x47 bio_doread sys/kern/vfs_bio.c:430 [inline] #5 bread+0x47 sys/kern/vfs_bio.c:475 #6 ffs_update+0x198 sys/ufs/ffs/ffs_inode.c:91 #7 ufs_inactive+0x2e2 sys/ufs/ufs/ufs_inode.c:95 #8 VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 #9 vrele+0x129 sys/kern/vfs_subr.c:827 #10 ktrsettrace+0xe7 sys/kern/kern_ktrace.c:122 #11 ktrops+0x271 sys/kern/kern_ktrace.c:564 #12 doktrace+0x57d ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] #12 doktrace+0x57d sys/kern/kern_ktrace.c:493 #13 sys_ktrace+0x11c sys/kern/kern_ktrace.c:549 #14 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #14 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #15 Xsyscall+0x128 Process 76789 (syz-executor) thread 0xffff80002d36e548 (43258) exclusive rrwlock inode r = 0 (0xfffffd806e0885f8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806df3cf80) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 95007 (syz-executor) thread 0xffff80002d36ef68 (435784) exclusive rrwlock inode r = 0 (0xfffffd80683a56f8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:120 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3100 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e112928) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3085 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 26451 (syz-executor) thread 0xffff80002d36e2c0 (138311) exclusive rrwlock inode r = 0 (0xfffffd807a4cd700) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:676 #6 cache_lookup+0x36e sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x218 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #10 namei+0x7aa sys/kern/vfs_lookup.c:250 #11 dofstatat+0xd2 sys/kern/vfs_syscalls.c:2070 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 Process 76070 (syz-executor) thread 0xffff80002d36ea58 (179875) exclusive rrwlock inode r = 0 (0xfffffd807a4cd1b0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vn_closefile+0x111 vn_close sys/kern/vfs_vnops.c:292 [inline] #5 vn_closefile+0x111 sys/kern/vfs_vnops.c:609 #6 fdrop+0x126 sys/kern/kern_descrip.c:1274 #7 closef+0x192 sys/kern/kern_descrip.c:1258 #8 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 89235 (syslogd) thread 0xffff8000ffffd1c8 (272462) exclusive rrwlock inode r = 0 (0xfffffd806e49f2c0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2927 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10208 10251K 10521K 166960K 12044 0 pcb 17 12K 12K 166960K 105 0 rtable 224 15K 16K 166960K 1160 0 pf 40 18K 22K 166960K 138 0 ifaddr 44 7K 7K 166960K 158 0 ifgroup 64 2K 3K 166960K 199 0 sysctl 3 1K 1K 166960K 3 0 counters 68 36K 37K 166960K 136 0 ioctlops 0 0K 4K 166960K 1582 0 iov 0 0K 24K 166960K 125 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1428 90K 90K 166960K 2139 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 33 0 dirhash 12 2K 2K 166960K 21 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 13 45K 89K 166960K 849 0 sigio 0 0K 0K 166960K 6 0 proc 70 91K 140K 166960K 1219 0 subproc 104 6K 6K 166960K 416 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 130 0 in_multi 96 7K 7K 166960K 367 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 85 387K 387K 166960K 85 0 exec 0 0K 1K 166960K 775 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 204 75K 109K 166960K 8305 0 UVM aobj 5 2K 2K 166960K 5 0 pinsyscall 38 76K 103K 166960K 2582 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 26 0 NDP 14 0K 1K 166960K 112 0 temp 53 6818K 6883K 166960K 15250 0 kqueue 17 24K 30K 166960K 95 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 119 0 116 1 0 1 1 0 8 0 rtentry 112 385 0 285 5 2 3 4 0 8 0 unpcb 144 504 0 483 7 6 1 6 0 8 0 syncache 336 3 0 3 2 2 0 1 0 8 0 tcpcb 808 167 0 163 4 3 1 4 0 8 0 arp 120 68 0 50 1 0 1 1 0 8 0 inpcb 336 720 0 711 10 8 2 7 0 8 1 nd6 136 99 0 75 1 0 1 1 0 8 0 pkpcb 40 3 0 3 1 1 0 1 0 8 0 kcovpl 48 32 0 24 1 0 1 1 0 8 0 ppxss 1168 4 0 4 1 1 0 1 0 8 0 pffrag 232 18 0 16 1 0 1 1 0 482 0 pffrnode 88 18 0 16 1 0 1 1 0 8 0 pffrent 40 34 0 32 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 1 0 1 1 1 0 1 0 8 0 pfanchor 1288 1 0 0 1 0 1 1 0 8 0 pftag 88 1 0 1 1 0 1 1 0 8 1 pfstitem 24 80 0 53 1 0 1 1 0 8 0 pfstkey 128 80 0 53 2 0 2 2 0 8 0 pfstate 376 80 0 53 4 0 4 4 0 8 0 pfrule 1344 27 0 21 2 0 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 1527 0 1110 37 10 27 29 0 8 0 art_table 32 1529 0 1110 5 1 4 4 0 8 0 art_node 16 384 0 294 1 0 1 1 0 8 0 sysvmsgpl 40 7 0 4 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 31 0 21 1 0 1 1 0 8 0 shmpl 112 2 0 0 1 0 1 1 0 8 0 dirhash 1024 23 0 6 3 0 3 3 0 8 0 dino2pl 256 2402 0 845 98 0 98 98 0 8 0 ffsino 272 2402 0 845 104 0 104 104 0 8 0 nchpl 144 3143 0 1420 65 0 65 65 0 8 0 uvmvnodes 80 3062 0 0 63 0 63 63 0 8 0 vnodes 216 3062 0 0 171 0 171 171 0 8 0 namei 1024 13429 0 13427 5 4 1 2 0 8 0 percpumem 16 82 0 34 1 0 1 1 0 8 0 vcpupl 3904 2 0 0 1 0 1 1 0 8 0 vmpool 696 5 0 3 1 0 1 1 0 8 0 kstatmem 264 96 0 68 3 1 2 3 0 8 0 scsiplug 72 1 0 1 1 0 1 1 0 8 1 scxspl 216 15203 0 15202 13 12 1 8 1 8 0 plimitpl 152 187 0 169 1 0 1 1 0 8 0 sigapl 424 1113 0 1065 9 2 7 7 0 8 0 futexpl 64 6700 0 6698 3 2 1 1 0 8 0 knotepl 120 562 0 0 18 0 18 18 0 8 0 kqueuepl 216 243 0 231 7 6 1 5 0 8 0 pipepl 320 222 0 194 3 0 3 3 0 8 0 fdescpl 496 1093 0 1066 8 3 5 5 0 8 0 filepl 152 6325 0 6066 27 14 13 20 0 8 2 lockfpl 104 159 0 155 1 0 1 1 0 8 0 lockfspl 48 73 0 69 1 0 1 1 0 8 0 sessionpl 144 46 0 37 1 0 1 1 0 8 0 pgrppl 48 83 0 66 1 0 1 1 0 8 0 ucredpl 104 1041 0 1028 1 0 1 1 0 8 0 zombiepl 144 1066 0 1065 3 2 1 1 0 8 0 processpl 1160 1113 0 1065 5 1 4 5 0 8 0 procpl 648 1828 0 1775 8 2 6 6 0 8 0 srpgc 96 2 0 2 1 1 0 1 0 8 0 sosppl 168 1 0 1 1 1 0 1 0 8 0 sockpl 664 1350 0 1317 17 13 4 15 0 8 1 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 239 0 0 30 0 30 30 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 420 0 0 25 0 25 25 0 8 0 bufpl 280 6112 0 100 430 0 430 430 0 8 0 anonpl 24 192632 0 189209 101 50 51 72 0 185 23 amapchunkpl 152 26151 0 25762 62 30 32 41 0 158 11 amappl16 200 3413 0 3330 10 5 5 5 0 8 0 amappl15 192 12 0 12 2 2 0 1 0 8 0 amappl14 184 165 0 153 1 0 1 1 0 8 0 amappl13 176 10 0 10 1 1 0 1 0 8 0 amappl12 168 2156 0 2129 4 2 2 3 0 8 0 amappl11 160 52 0 38 1 0 1 1 0 8 0 amappl10 152 6 0 6 1 1 0 1 0 8 0 amappl9 144 148 0 147 2 1 1 1 0 8 0 amappl8 136 20 0 17 1 0 1 1 0 8 0 amappl7 128 165 0 153 1 0 1 1 0 8 0 amappl6 120 404 0 402 1 0 1 1 0 8 0 amappl5 112 229 0 217 1 0 1 1 0 8 0 amappl4 104 406 0 384 1 0 1 1 0 8 0 amappl3 96 5066 0 4975 5 1 4 4 0 8 0 amappl2 88 984 0 920 2 0 2 2 0 8 0 amappl1 80 11518 0 10943 15 2 13 14 0 8 0 amappl 88 7716 0 7575 6 1 5 5 0 92 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 2 0 1 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 254 0 254 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 4 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1098 0 1069 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1098 0 1069 1 0 1 1 0 8 0 vmmpekpl 168 11038 0 10991 4 1 3 3 0 8 0 vmmpepl 168 73446 0 71707 92 6 86 88 0 357 0 vmsppl 440 1097 0 1069 6 2 4 5 0 8 0 rwobjpl 56 26511 0 22472 58 0 58 58 0 8 0 pdppl 4096 2203 0 2140 136 63 73 83 0 8 10 pvpl 32 30910 0 0 251 1 250 251 0 265 0 pmappl 248 1097 0 1069 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 464 0 93 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83472ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:590 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:158 __mp_lock(ffffffff834f56b8) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff834f56b8) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 intr_handler(ffff80002a1586c0,ffff80000006bc00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:590 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:158 __mp_lock(ffffffff834f56b8) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff834f56b8) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 ktrstruct(ffff80002d36ca50,ffffffff830e7e52,ffff80002a1589b0,100) at ktrstruct+0xe2 sys/kern/kern_ktrace.c:307 sys_kevent(ffff80002d36ca50,ffff80002a158c40,ffff80002a158b90) at sys_kevent+0x389 sys/kern/kern_event.c:1137 syscall(ffff80002a158c40) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a158c40) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf5964fa4f0, count: 2 ddb{0}> trace x86_ipi_db(ffffffff83472ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:590 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:158 __mp_lock(ffffffff834f56b8) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff834f56b8) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 intr_handler(ffff80002a1586c0,ffff80000006bc00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:590 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:158 __mp_lock(ffffffff834f56b8) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff834f56b8) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 ktrstruct(ffff80002d36ca50,ffffffff830e7e52,ffff80002a1589b0,100) at ktrstruct+0xe2 sys/kern/kern_ktrace.c:307 sys_kevent(ffff80002d36ca50,ffff80002a158c40,ffff80002a158b90) at sys_kevent+0x389 sys/kern/kern_event.c:1137 syscall(ffff80002a158c40) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a158c40) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf5964fa4f0, count: -13 ddb{0}> machine ddbcpu 1 Stopped at ktrops+0x58: movq 0x10(%r14),%r14 ktrops(ffff80002d36d470,ffffffffffffffff,0,80001100,fffffd807d84de60,fffffd807f7d37b8) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002d36d470,ffffffffffffffff,0,80001100,fffffd807d84de60,fffffd807f7d37b8) at ktrops+0x58 sys/kern/kern_ktrace.c:561 doktrace(fffffd807d84de60,4,1100,ffffffff,ffff80002d36d470) at doktrace+0x57d ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd807d84de60,4,1100,ffffffff,ffff80002d36d470) at doktrace+0x57d sys/kern/kern_ktrace.c:493 sys_ktrace(ffff80002d36d470,ffff80002a134380,ffff80002a1342d0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:549 syscall(ffff80002a134380) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a134380) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbe92a6cb5c0, count: 10 ddb{1}> trace ktrops(ffff80002d36d470,ffffffffffffffff,0,80001100,fffffd807d84de60,fffffd807f7d37b8) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002d36d470,ffffffffffffffff,0,80001100,fffffd807d84de60,fffffd807f7d37b8) at ktrops+0x58 sys/kern/kern_ktrace.c:561 doktrace(fffffd807d84de60,4,1100,ffffffff,ffff80002d36d470) at doktrace+0x57d ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd807d84de60,4,1100,ffffffff,ffff80002d36d470) at doktrace+0x57d sys/kern/kern_ktrace.c:493 sys_ktrace(ffff80002d36d470,ffff80002a134380,ffff80002a1342d0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:549 syscall(ffff80002a134380) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a134380) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbe92a6cb5c0, count: -5