panic: Caught invalid memory access at ffff8000018cfd30 size 36 op 1 Stopped at db_enter+0x17: popq %rbp TID PID UID PRFLAGS PFLAGS CPU COMMAND *445703 85424 0 0 0x4000000 0 syz-executor db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84632841) at panic+0x270 sys/kern/subr_prf.c:198 kasan_memcpy(ffff8000018cfd30,ffff80003b727800,24) at kasan_memcpy+0x1ec sysctl_sysvipc(ffff80003b727ec8,1,200000000040,ffff80003b727ea0) at sysctl_sysvipc+0x397 sys/kern/kern_sysctl.c:2712 kern_sysctl_dirs(33,ffff80003b727ec8,1,200000000040,ffff80003b727ea0,0,1,1ffff000076e4f50) at kern_sysctl_dirs+0x30f sys/kern/kern_sysctl.c:429 kern_sysctl(ffff80003b727ec4,2,200000000040,ffff80003b727ea0,0,0,ffff80003b728120) at kern_sysctl+0x1ce sys/kern/kern_sysctl.c:529 sys_sysctl(ffff80003bb8f4f0,ffff80003b728120,ffff80003b728080) at sys_sysctl+0x54f sys/kern/kern_sysctl.c:309 syscall(ffff80003b728120) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003b728120) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5b42363a020, count: 6 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: Caught invalid memory access at ffff8000018cfd30 size 36 op 1 ddb{0}> show kasan KASAN: invalid write of 36 bytes at 0xffff8000018cfd30 from pc 0xffffffff83b24217 KASAN: first bad byte at 0xffff8000018cfd38 (+8); shadow 0xfb: malloc redzone (out-of-bounds) KASAN: 0xffff8000018cfd38 is 8 bytes inside the 16-byte malloc slot [0xffff8000018cfd30..0xffff8000018cfd40) KASAN: allocated at: #0 malloc+0xda0 sys/kern/kern_malloc.c:446 #1 sysctl_sysvipc+0x377 sys/kern/kern_sysctl.c:-1 #2 kern_sysctl_dirs+0x30f sys/kern/kern_sysctl.c:429 #3 kern_sysctl+0x1ce sys/kern/kern_sysctl.c:529 #4 sys_sysctl+0x54f sys/kern/kern_sysctl.c:309 #5 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #6 Xsyscall+0x128 KASAN: pc: sysctl_sysvipc+0x397 KASAN: call trace: #0 kasan_memcpy+0x1ca kasan_shadow_check sys/kern/subr_kasan.c:-1 [inline] #0 kasan_memcpy+0x1ca sys/kern/subr_kasan.c:1025 #1 sysctl_sysvipc+0x397 sys/kern/kern_sysctl.c:2712 #2 kern_sysctl_dirs+0x30f sys/kern/kern_sysctl.c:429 #3 kern_sysctl+0x1ce sys/kern/kern_sysctl.c:529 #4 sys_sysctl+0x54f sys/kern/kern_sysctl.c:309 #5 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #6 Xsyscall+0x128 KASAN: shadow of 0xffff8000018cfc00..0xffff8000018cfe80 (1 cell = 8 bytes): 0xffff8000018cfc00: 08 fb fc 08 fc 08 fc 08 fc 08 fc 08 fc 08 fc 08 0xffff8000018cfc80: fc 08 fc 08 04 fb fc 08 fc 08 fc 08 fc 08 fc 08 >0xffff8000018cfd00: fc 08 fc 08 fc 08 08[fb]08 08 08 08 08 08 08 08 0xffff8000018cfd80: 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08 0xffff8000018cfe00: 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08 KASAN: legend: 00 valid; 01..07 partial; fb malloc redzone; fc malloc freed; fd pool freed; fe kmem; fa global; f1..f4/f8 stack/scope ddb{0}> trace db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84632841) at panic+0x270 sys/kern/subr_prf.c:198 kasan_memcpy(ffff8000018cfd30,ffff80003b727800,24) at kasan_memcpy+0x1ec sysctl_sysvipc(ffff80003b727ec8,1,200000000040,ffff80003b727ea0) at sysctl_sysvipc+0x397 sys/kern/kern_sysctl.c:2712 kern_sysctl_dirs(33,ffff80003b727ec8,1,200000000040,ffff80003b727ea0,0,1,1ffff000076e4f50) at kern_sysctl_dirs+0x30f sys/kern/kern_sysctl.c:429 kern_sysctl(ffff80003b727ec4,2,200000000040,ffff80003b727ea0,0,0,ffff80003b728120) at kern_sysctl+0x1ce sys/kern/kern_sysctl.c:529 sys_sysctl(ffff80003bb8f4f0,ffff80003b728120,ffff80003b728080) at sys_sysctl+0x54f sys/kern/kern_sysctl.c:309 syscall(ffff80003b728120) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003b728120) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5b42363a020, count: -9 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80003b727610 rbx 0xffff80003b727680 rdx 0 rcx 0xffffffff84ed0ff0 cpu_info_full_primary+0x1ff0 rax 0xffff800000170800 r8 0x101010101010101 r9 0x8080808080808080 r10 0xffff80003b7273f8 r11 0xffffffff82322ea0 x86_bus_space_io_read_1 r12 0xffffffff84632841 switch.table.vce_v1_0_load_fw+0x99e41 r13 0xffffffff84ed1c08 cpu_info_full_primary+0x2c08 r14 0xffffffff84ed1e07 cpu_info_full_primary+0x2e07 r15 0x1 rip 0xffffffff81734fa7 db_enter+0x17 cs 0x8 rflags 0x246 rsp 0xffff80003b727610 ss 0x10 db_enter+0x17: popq %rbp ddb{0}> show proc PROC (syz-executor) tid=445703 pid=85424 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003bb8f788,0xffffffff85d1b980 process=0xffff80003bbd4028 user=0xffff80003b71d000, vmspace=0xffff800001c42d70 estcpu=36, cpticks=19, pctcpu=0.0, user=0, sys=19, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 85424 42016 13551 0 2 0 syz-executor *85424 445703 13551 0 7 0x4000000 syz-executor 24730 519980 22601 0 2 0xc80 syz-executor 24730 65566 22601 0 3 0x4000080 fsleep syz-executor 24730 466099 22601 0 3 0x4000080 fsleep syz-executor 17739 179351 16160 0 2 0 syz-executor 17739 138246 16160 0 3 0x4000080 fsleep syz-executor 70232 435259 0 0 3 0x14280 nfsidl nfsio 72404 129916 0 0 3 0x14280 nfsidl nfsio 56362 349322 0 0 3 0x14280 nfsidl nfsio 13521 399509 0 0 3 0x14280 nfsidl nfsio 79107 300415 0 0 3 0x14280 nfsidl nfsio 81010 88584 0 0 3 0x14280 nfsidl nfsio 70983 407027 0 0 3 0x14280 nfsidl nfsio 24026 511459 0 0 3 0x14280 nfsidl nfsio 56340 451902 0 0 3 0x14280 nfsidl nfsio 97997 9518 0 0 3 0x14280 nfsidl nfsio 88531 382306 0 0 3 0x14280 nfsidl nfsio 56566 33876 0 0 3 0x14280 nfsidl nfsio 18849 92935 0 0 3 0x14280 nfsidl nfsio 38173 361877 0 0 3 0x14280 nfsidl nfsio 55287 486244 0 0 3 0x14280 nfsidl nfsio 49722 105537 0 0 3 0x14280 nfsidl nfsio 35717 72568 0 0 3 0x14280 nfsidl nfsio 72593 183230 0 0 3 0x14280 nfsidl nfsio 76872 309658 0 0 3 0x14280 nfsidl nfsio 42054 127615 0 0 3 0x14280 nfsidl nfsio 76767 288822 0 0 3 0x14200 acct acct 13551 387473 56972 0 2 0xc82 syz-executor 22374 168469 56972 0 2 0x2 syz-executor 22601 50830 56972 0 2 0xc82 syz-executor 9731 368757 56972 0 3 0x82 wait syz-executor 20513 239527 56972 0 3 0x82 piperd syz-executor 16160 509470 56972 0 2 0xc82 syz-executor 88885 412966 56972 0 2 0x2 syz-executor 56972 291133 9782 0 3 0x82 nanoslp syz-executor 9782 390456 48620 0 3 0x10008a sigsusp ksh 48620 505242 8188 0 3 0x98 kqread sshd-session 8188 302210 18862 0 3 0x92 kqread sshd-session 22437 334050 1 0 3 0x100083 ttyin getty 18862 63355 1 0 3 0x88 kqread sshd 91885 403942 73587 74 3 0x1100092 bpf pflogd 73587 300736 1 0 3 0x80 sbwait pflogd 66381 339779 96438 73 2 0x1100090 syslogd 96438 111008 1 0 3 0x100082 sbwait syslogd 19498 40500 1 0 3 0x100080 kqread resolvd 26685 475351 41989 77 3 0x100092 kqread dhcpleased 41670 480082 41989 77 3 0x100092 kqread dhcpleased 41989 233535 1 0 3 0x80 kqread dhcpleased 64158 163130 0 0 3 0x14200 bored smr 71481 220007 0 0 2 0x14200 zerothread 20016 135008 0 0 3 0x14200 aiodoned aiodoned 22307 462425 0 0 2 0x14e00 update 62105 330089 0 0 3 0x14200 cleaner cleaner 68278 126882 0 0 3 0x14200 reaper reaper 3070 182553 0 0 3 0x14200 pgdaemon pagedaemon 80276 504860 0 0 3 0x14200 bored viomb 16995 20916 0 0 3 0x40014200 acpi0 acpi0 23331 457242 0 0 7 0x40014200 idle1 96218 338453 0 0 3 0x14200 bored softnet1 1845 278652 0 0 2 0x14200 softnet0 46515 517968 0 0 2 0x14200 systqmp 56795 326577 0 0 3 0x14200 bored systq 85348 14812 0 0 2 0x14200 softclockmp 58151 441545 0 0 2 0x40014200 softclock 52467 146446 0 0 3 0x40014200 idle0 1 72947 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 22374 (syz-executor) thread 0xffff800045ffcfa8 (168469) exclusive rrwlock inode r = 0 (0xffff800001c4d448) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527 #4 vn_lock+0xca sys/kern/vfs_vnops.c:576 #5 vget+0x321 sys/kern/vfs_subr.c:694 #6 ufs_ihashget+0x233 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x10b sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1529 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 #10 vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 #11 namei+0xe19 sys/kern/vfs_lookup.c:250 #12 dounlinkat+0x102 sys/kern/vfs_syscalls.c:1807 #13 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xffff800001bed1e0) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527 #4 vn_lock+0xca sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x1f7 sys/kern/vfs_lookup.c:431 #6 namei+0xe19 sys/kern/vfs_lookup.c:250 #7 dounlinkat+0x102 sys/kern/vfs_syscalls.c:1807 #8 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 88885 (syz-executor) thread 0xffff8000299227d8 (412966) exclusive rrwlock inode r = 0 (0xffff800001c4deb0) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0xda sys/ufs/ufs/ufs_ihash.c:146 #5 ffs_vget+0x2e9 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ffs_inode_alloc+0x576 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x25d sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x1a8 sys/kern/vfs_vops.c:394 #9 domkdirat+0x1f9 sys/kern/vfs_syscalls.c:3063 #10 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xffff800001b7e678) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527 #4 vn_lock+0xca sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x1f7 sys/kern/vfs_lookup.c:431 #6 namei+0xe19 sys/kern/vfs_lookup.c:250 #7 domkdirat+0xe1 sys/kern/vfs_syscalls.c:3048 #8 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11058 12245K 12470K 166960K 12313 0 pcb 18 28K 30K 166960K 58 0 rtable 217 11K 13K 166960K 353 0 pf 36 23K 25K 166960K 90 0 ifaddr 40 11K 12K 166960K 48 0 ifgroup 56 2K 2K 166960K 66 0 sysctl 3 1K 13K 166960K 9 0 counters 70 42K 43K 166960K 76 0 ioctlops 0 0K 4K 166960K 1519 0 iov 0 0K 16K 166960K 32 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1342 86K 87K 166960K 1760 0 UFS quota 1 36K 36K 166960K 1 0 UFS mount 5 44K 44K 166960K 5 0 shm 2 2K 6K 166960K 14 0 VM map 2 1K 1K 166960K 2 0 sem 11 0K 0K 166960K 12 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 292K 166960K 11964 0 file desc 13 45K 93K 166960K 390 0 sigio 0 0K 0K 166960K 5 0 proc 71 128K 177K 166960K 589 0 subproc 63 7K 10K 166960K 198 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 20K 20K 166960K 1 0 ip_moptions 0 0K 0K 166960K 6 0 in_multi 88 6K 7K 166960K 99 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 17 0 ISOFS mount 1 36K 36K 166960K 1 0 MSDOSFS mount 1 20K 20K 166960K 1 0 ttys 67 465K 465K 166960K 67 0 exec 0 0K 2K 166960K 408 0 fusefs mount 1 36K 36K 166960K 1 0 tdb 3 1K 1K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 199 207K 242K 166960K 5129 0 UVM aobj 19 4K 4K 166960K 22 0 pinsyscall 1062 1821K 1827K 166960K 1549 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 12 0K 2K 166960K 31 0 temp 39 9175K 9188K 166960K 6129 0 kqueue 14 44K 52K 166960K 66 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 28 0 0 1 0 1 1 0 8 0 rtpcb 120 35 0 32 1 0 1 1 0 8 0 rtentry 176 112 0 12 6 0 6 6 0 8 0 unpcb 144 182 0 165 2 1 1 2 0 8 0 syncache 336 4 0 4 2 2 0 1 0 8 0 tcpcb 736 39 0 35 1 0 1 1 0 8 0 arp 136 18 0 2 1 0 1 1 0 8 0 inpcb 328 277 0 268 8 6 2 7 0 8 1 nd6 152 25 0 3 1 0 1 1 0 8 0 kcovpl 48 22 0 15 1 0 1 1 0 8 0 ppxss 1192 1 0 1 1 1 0 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 1 0 0 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 pfstitem 24 40 0 12 1 0 1 1 0 8 0 pfstkey 128 40 0 12 2 0 2 2 0 8 0 pfstate 448 40 0 12 5 0 5 5 0 8 0 pfrule 1360 25 0 20 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 455 0 44 29 1 28 29 0 8 0 art_table 40 456 0 44 5 0 5 5 0 8 0 art_node 32 112 0 21 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 2 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 72 9 0 0 1 0 1 1 0 8 0 shmpl 112 19 0 3 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2030 0 542 94 0 94 94 0 8 0 ffsino 296 2030 0 542 115 0 115 115 0 8 0 nchpl 144 2557 0 844 64 0 64 64 0 8 0 vnodes 216 2368 0 0 132 0 132 132 0 8 0 namei 1024 8562 0 8561 3 2 1 2 0 8 0 percpumem 16 54 0 3 1 0 1 1 0 8 0 kstatmem 264 33 0 6 3 1 2 3 0 8 0 scxspl 216 8756 0 8756 6 4 2 4 1 8 2 plimitpl 152 61 0 45 1 0 1 1 0 8 0 sigapl 424 701 0 637 8 0 8 8 0 8 0 knotepl 120 70 0 0 3 0 3 3 0 8 0 kqueuepl 224 87 0 76 1 0 1 1 0 8 0 pipepl 344 246 0 219 6 3 3 6 0 8 0 fdescpl 528 664 0 637 3 0 3 3 0 8 1 filepl 160 3701 0 3497 16 3 13 13 0 8 4 lockfpl 104 87 0 85 1 0 1 1 0 8 0 lockfspl 48 39 0 37 1 0 1 1 0 8 0 sessionpl 144 44 0 35 1 0 1 1 0 8 0 pgrppl 48 70 0 54 1 0 1 1 0 8 0 ucredpl 104 653 0 639 1 0 1 1 0 8 0 zombiepl 144 638 0 637 1 0 1 1 0 8 0 processpl 1232 701 0 637 6 0 6 6 0 8 0 procpl 664 1070 0 1002 7 0 7 7 0 8 0 sosppl 176 2 0 2 1 0 1 1 0 8 1 sockpl 752 496 0 467 10 6 4 10 0 8 0 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 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 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 113 0 0 15 0 15 15 0 8 0 mcl2k 2048 17 0 0 3 0 3 3 0 8 0 mextrefs 64 19 0 0 1 0 1 1 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 179 0 0 12 0 12 12 0 8 0 bufpl 272 2855 0 106 184 0 184 184 0 8 0 anonpl 32 7514 0 0 62 1 61 61 0 222 0 amapchunkpl 152 15262 0 14885 23 3 20 23 0 158 2 amappl16 200 2285 0 2261 12 5 7 10 0 8 4 amappl15 192 17 0 17 2 2 0 1 0 8 0 amappl14 184 429 0 428 1 0 1 1 0 8 0 amappl13 176 131 0 119 1 0 1 1 0 8 0 amappl12 168 928 0 902 2 0 2 2 0 8 0 amappl11 160 4 0 4 2 2 0 1 0 8 0 amappl10 152 66 0 52 1 0 1 1 0 8 0 amappl9 144 272 0 272 1 1 0 1 0 8 0 amappl8 136 102 0 100 1 0 1 1 0 8 0 amappl7 128 161 0 148 1 0 1 1 0 8 0 amappl6 120 154 0 153 1 0 1 1 0 8 0 amappl5 112 104 0 93 1 0 1 1 0 8 0 amappl4 104 293 0 274 1 0 1 1 0 8 0 amappl3 96 2954 0 2864 4 1 3 4 0 8 0 amappl2 88 616 0 554 2 0 2 2 0 8 0 amappl1 80 11432 0 10846 16 3 13 16 0 8 0 amappl 88 4357 0 4227 5 0 5 5 0 92 0 uvmvnodes 80 105 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 128 253 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 72 21 0 3 1 0 1 1 0 8 0 uaddrrnd 24 664 0 637 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 664 0 637 1 0 1 1 0 8 0 vmmpekpl 168 7966 0 7917 3 0 3 3 0 8 0 vmmpepl 168 51453 0 49744 91 4 87 91 0 357 5 vmsppl 488 663 0 637 5 1 4 5 0 8 0 rwobjpl 80 17506 0 16504 27 3 24 26 0 8 0 pdppl 4096 1337 0 1274 109 38 71 87 0 8 8 pvpl 32 15009 0 0 123 1 122 122 0 265 0 pmappl 256 663 0 637 3 1 2 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 472 0 47 13 0 13 13 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84632841) at panic+0x270 sys/kern/subr_prf.c:198 kasan_memcpy(ffff8000018cfd30,ffff80003b727800,24) at kasan_memcpy+0x1ec sysctl_sysvipc(ffff80003b727ec8,1,200000000040,ffff80003b727ea0) at sysctl_sysvipc+0x397 sys/kern/kern_sysctl.c:2712 kern_sysctl_dirs(33,ffff80003b727ec8,1,200000000040,ffff80003b727ea0,0,1,1ffff000076e4f50) at kern_sysctl_dirs+0x30f sys/kern/kern_sysctl.c:429 kern_sysctl(ffff80003b727ec4,2,200000000040,ffff80003b727ea0,0,0,ffff80003b728120) at kern_sysctl+0x1ce sys/kern/kern_sysctl.c:529 sys_sysctl(ffff80003bb8f4f0,ffff80003b728120,ffff80003b728080) at sys_sysctl+0x54f sys/kern/kern_sysctl.c:309 syscall(ffff80003b728120) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003b728120) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5b42363a020, count: -9 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x19: leave x86_ipi_db(ffff800028ff3ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412 x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x63c sys/dev/acpi/acpicpu_x86.c:-1 sched_idle(ffff800028ff3ff0) at sched_idle+0x566 sys/kern/kern_sched.c:204 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800028ff3ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412 x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x63c sys/dev/acpi/acpicpu_x86.c:-1 sched_idle(ffff800028ff3ff0) at sched_idle+0x566 sys/kern/kern_sched.c:204 end trace frame: 0x0, count: -5