panic: Caught invalid memory access at ffffffff850a9664 size 4 op 0 Stopped at db_enter+0x17: popq %rbp TID PID UID PRFLAGS PFLAGS CPU COMMAND *241379 18028 0 0x10 0x4000000 0K syz-executor 517563 28501 0 0x2 0x1 1 syz-executor db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84636510) at panic+0x270 sys/kern/subr_prf.c:198 __asan_load4_noabort(ffffffff850a9664) at __asan_load4_noabort+0xa3 checkalias(ffff800001d4fbd8,7a79) at checkalias+0x47d sys/kern/vfs_subr.c:603 ffs_vinit(ffff800000d80800,ffff80003bb874e0) at ffs_vinit+0x227 sys/ufs/ffs/ffs_subr.c:235 ffs_vget(ffff800000d80800,cbfb,ffff80003bb876a0) at ffs_vget+0x748 sys/ufs/ffs/ffs_vfsops.c:1285 ufs_lookup() at ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(ffff800001d4f368,ffff80003bb87f80,ffff80003bb87fb0) at VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 vfs_lookup(ffff80003bb87f50) at vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 namei(ffff80003bb87f50) at namei+0xe19 sys/kern/vfs_lookup.c:250 vn_open(ffff80003bb87f50,9db,0) at vn_open+0x240 sys/kern/vfs_vnops.c:146 doopenat(ffff800045ff4fb8,ffffff9c,200000000200,9da,0,0,ffff80003bb882b0) at doopenat+0x460 sys/kern/vfs_syscalls.c:1163 sys_open(ffff800045ff4fb8,ffff80003bb882b0,ffff80003bb88220) at sys_open+0x86 sys/kern/vfs_syscalls.c:1065 syscall(ffff80003bb882b0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bb882b0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 end trace frame: 0xffff80003bb88330, count: 0 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 ffffffff850a9664 size 4 op 0 ddb{0}> show kasan KASAN: invalid read of 4 bytes at 0xffffffff850a9664 from pc 0xffffffff835df31d KASAN: first bad byte at 0xffffffff850a9664 (+0); shadow 0xfa: global redzone (out-of-bounds) KASAN: 0xffffffff850a9664 is 1668 bytes to the right of the 8160-byte global 'cdevsw' (/syzkaller/managers/kasan/kernel/sys/arch/amd64/amd64/conf.c) KASAN: pc: checkalias+0x47d KASAN: call trace: #0 __asan_load4_noabort+0x82 kasan_shadow_check sys/kern/subr_kasan.c:1014 [inline] #0 __asan_load4_noabort+0x82 sys/kern/subr_kasan.c:1098 #1 checkalias+0x47d sys/kern/vfs_subr.c:603 #2 ffs_vinit+0x227 sys/ufs/ffs/ffs_subr.c:235 #3 ffs_vget+0x748 sys/ufs/ffs/ffs_vfsops.c:1285 #4 ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 #5 VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 #6 vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 #7 namei+0xe19 sys/kern/vfs_lookup.c:250 #8 vn_open+0x240 sys/kern/vfs_vnops.c:146 #9 doopenat+0x460 sys/kern/vfs_syscalls.c:1163 #10 sys_open+0x86 sys/kern/vfs_syscalls.c:1065 #11 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #12 Xsyscall+0x128 KASAN: shadow of 0xffffffff850a9500..0xffffffff850a9780 (1 cell = 8 bytes): 0xffffffff850a9500: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 0xffffffff850a9580: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa >0xffffffff850a9600: fa fa fa fa fa fa fa fa fa fa fa fa[fa]fa fa fa 0xffffffff850a9680: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 0xffffffff850a9700: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 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(ffffffff84636510) at panic+0x270 sys/kern/subr_prf.c:198 __asan_load4_noabort(ffffffff850a9664) at __asan_load4_noabort+0xa3 checkalias(ffff800001d4fbd8,7a79) at checkalias+0x47d sys/kern/vfs_subr.c:603 ffs_vinit(ffff800000d80800,ffff80003bb874e0) at ffs_vinit+0x227 sys/ufs/ffs/ffs_subr.c:235 ffs_vget(ffff800000d80800,cbfb,ffff80003bb876a0) at ffs_vget+0x748 sys/ufs/ffs/ffs_vfsops.c:1285 ufs_lookup() at ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(ffff800001d4f368,ffff80003bb87f80,ffff80003bb87fb0) at VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 vfs_lookup(ffff80003bb87f50) at vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 namei(ffff80003bb87f50) at namei+0xe19 sys/kern/vfs_lookup.c:250 vn_open(ffff80003bb87f50,9db,0) at vn_open+0x240 sys/kern/vfs_vnops.c:146 doopenat(ffff800045ff4fb8,ffffff9c,200000000200,9da,0,0,ffff80003bb882b0) at doopenat+0x460 sys/kern/vfs_syscalls.c:1163 sys_open(ffff800045ff4fb8,ffff80003bb882b0,ffff80003bb88220) at sys_open+0x86 sys/kern/vfs_syscalls.c:1065 syscall(ffff80003bb882b0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bb882b0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfbf654f16e0, count: -15 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80003bb87170 rbx 0xffff80003bb871e0 rdx 0 rcx 0xffffffff851c3ff0 cpu_info_full_primary+0x1ff0 rax 0xffff800000164e80 r8 0x101010101010101 r9 0x8080808080808080 r10 0xffff80003bb86f58 r11 0xffffffff831c6730 x86_bus_space_io_read_1 r12 0xffffffff84636510 __rodata_start+0x9e510 r13 0xffffffff851c4c08 cpu_info_full_primary+0x2c08 r14 0xffffffff851c4e07 cpu_info_full_primary+0x2e07 r15 0x1 rip 0xffffffff82e89947 db_enter+0x17 cs 0x8 rflags 0x246 rsp 0xffff80003bb87170 ss 0x10 db_enter+0x17: popq %rbp ddb{0}> show proc PROC (syz-executor) tid=241379 pid=18028 tcnt=2 stat=onproc flags process=10 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800045ff4028,0xffffffff854dd080 process=0xffff800045fee1d8 user=0xffff80003bb7d000, vmspace=0xffff800001c555d0 estcpu=36, cpticks=20, pctcpu=0.0, user=0, sys=20, intr=0 ddb{0}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 36382 429329 74811 0 2 0 0 syz-executor 18028 94089 62827 0 2 0x10 0 syz-executor *18028 241379 62827 0 7 0x10 0x4000000 syz-executor 10267 40584 28501 0 2 0 0 syz-executor 59537 418367 75540 0 2 0 0 syz-executor 59537 150657 75540 0 3 0 0x4000080 fsleep syz-executor 11197 264694 17401 0 2 0 0 syz-executor 11197 131013 17401 0 3 0 0x4000080 fsleep syz-executor 19301 31678 55453 0 2 0 0 syz-executor 19301 509265 55453 0 3 0 0x4000080 ttyout syz-executor 19301 419378 55453 0 3 0 0x4000080 fsleep syz-executor 57909 275052 0 0 3 0x14000 0x280 nfsidl nfsio 51063 350800 0 0 3 0x14000 0x280 nfsidl nfsio 74102 374497 0 0 3 0x14000 0x280 nfsidl nfsio 44086 360341 0 0 3 0x14000 0x280 nfsidl nfsio 61176 306124 0 0 3 0x14000 0x280 nfsidl nfsio 59 474035 0 0 3 0x14000 0x280 nfsidl nfsio 83711 221388 0 0 3 0x14000 0x280 nfsidl nfsio 67498 38344 0 0 3 0x14000 0x280 nfsidl nfsio 62210 488573 0 0 3 0x14000 0x280 nfsidl nfsio 94901 505081 0 0 3 0x14000 0x280 nfsidl nfsio 56941 407248 0 0 3 0x14000 0x280 nfsidl nfsio 10512 109730 0 0 3 0x14000 0x280 nfsidl nfsio 81883 87198 0 0 3 0x14000 0x280 nfsidl nfsio 25549 137802 0 0 3 0x14000 0x280 nfsidl nfsio 12303 130600 0 0 3 0x14000 0x280 nfsidl nfsio 6034 234182 0 0 3 0x14000 0x280 nfsidl nfsio 31659 261292 0 0 3 0x14000 0x280 nfsidl nfsio 59852 197847 0 0 3 0x14000 0x280 nfsidl nfsio 189 474881 0 0 3 0x14000 0x280 nfsidl nfsio 8945 391482 0 0 3 0x14000 0x280 nfsidl nfsio 62827 425943 89709 0 2 0x2 0xc80 syz-executor 17401 249040 89709 0 2 0x2 0xc80 syz-executor 74041 292299 89709 0 3 0x2 0x80 wait syz-executor 27829 409693 89709 0 2 0x10000002 0xc80 syz-executor 55453 294140 89709 0 2 0x2 0xc80 syz-executor 28501 517563 89709 0 7 0x2 0x1 syz-executor 75540 250951 89709 0 2 0x2 0xc80 syz-executor 74811 467435 89709 0 2 0x2 0xc80 syz-executor 89709 177586 96159 0 3 0x2 0x80 kqread syz-executor 96159 88462 33266 0 3 0x100002 0x88 sigsusp ksh 33266 229433 15667 0 3 0x10 0x88 kqread sshd-session 15667 440172 76757 0 3 0x12 0x80 kqread sshd-session 27584 502001 1 0 3 0x100003 0x80 ttyin getty 76757 177924 1 0 3 0 0x88 kqread sshd 37926 350935 13348 74 3 0x1100012 0x80 bpf pflogd 13348 29494 1 0 3 0 0x80 sbwait pflogd 94933 211116 73721 73 2 0x1100010 0x80 syslogd 73721 154815 1 0 3 0x100002 0x80 sbwait syslogd 84927 397003 1 0 3 0x100000 0x80 kqread resolvd 60370 58984 16135 77 3 0x100012 0x80 kqread dhcpleased 53902 346251 16135 77 3 0x100012 0x80 kqread dhcpleased 16135 361721 1 0 3 0 0x80 kqread dhcpleased 71609 19865 0 0 2 0x14000 0x200 smr 5523 300280 0 0 2 0x14000 0x200 zerothread 65960 371663 0 0 3 0x14000 0x200 aiodoned aiodoned 93780 48994 0 0 3 0x14000 0x200 syncer update 19458 510154 0 0 3 0x14000 0x200 cleaner cleaner 79030 462920 0 0 3 0x14000 0x200 reaper reaper 17515 29162 0 0 3 0x14000 0x200 pgdaemon pagedaemon 42086 188126 0 0 3 0x14000 0x200 bored viomb 87251 502713 0 0 3 0x14000 0x40000200 acpi0 acpi0 36487 330590 0 0 3 0x14000 0x40000200 idle1 65787 83165 0 0 3 0x14000 0x200 bored softnet1 86616 445698 0 0 2 0x14000 0x200 softnet0 67546 19170 0 0 3 0x14000 0x200 bored systqmp 13390 393503 0 0 3 0x14000 0x200 bored systq 56851 159939 0 0 2 0x14000 0x200 softclockmp 15283 192846 0 0 3 0x14000 0x40000200 tmoslp softclock 85182 279496 0 0 3 0x14000 0x40000200 idle0 1 12657 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{0}> show all locks Process 18028 (syz-executor) thread 0xffff800045ff4fb8 (241379) exclusive rrwlock inode r = 0 (0xffff800001c77590) #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 ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 #7 VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 #8 vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 #9 namei+0xe19 sys/kern/vfs_lookup.c:250 #10 vn_open+0x240 sys/kern/vfs_vnops.c:146 #11 doopenat+0x460 sys/kern/vfs_syscalls.c:1163 #12 sys_open+0x86 sys/kern/vfs_syscalls.c:1065 #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 (0xffff800001c77a30) #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 vn_open+0x240 sys/kern/vfs_vnops.c:146 #8 doopenat+0x460 sys/kern/vfs_syscalls.c:1163 #9 sys_open+0x86 sys/kern/vfs_syscalls.c:1065 #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 kernel_lock &kernel_lock r = 0 (0xffffffff85435b40) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 doopenat+0x445 sys/kern/vfs_syscalls.c:1163 #2 sys_open+0x86 sys/kern/vfs_syscalls.c:1065 #3 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #4 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11072 12475K 12623K 166960K 12384 0 pcb 17 24K 24K 166960K 47 0 rtable 246 13K 14K 166960K 398 0 pf 38 23K 25K 166960K 60 0 ifaddr 44 12K 12K 166960K 51 0 ifgroup 60 2K 2K 166960K 66 0 sysctl 2 1K 13K 166960K 7 0 counters 72 43K 43K 166960K 76 0 ioctlops 0 0K 4K 166960K 1526 0 iov 0 0K 16K 166960K 9 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1334 86K 86K 166960K 1584 0 UFS quota 1 36K 36K 166960K 1 0 UFS mount 5 44K 44K 166960K 5 0 shm 2 2K 6K 166960K 9 0 VM map 2 1K 1K 166960K 2 0 sem 11 1K 1K 166960K 12 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 292K 166960K 11964 0 file desc 17 61K 85K 166960K 379 0 sigio 0 0K 0K 166960K 6 0 proc 70 128K 177K 166960K 618 0 subproc 72 9K 9K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 20K 20K 166960K 1 0 ip_moptions 0 0K 0K 166960K 16 0 in_multi 99 7K 7K 166960K 111 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 10 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 412 0 fusefs mount 1 36K 36K 166960K 1 0 tdb 3 1K 1K 166960K 3 0 VM swap 14 124K 124K 166960K 15 0 UVM amap 216 232K 250K 166960K 5240 0 UVM aobj 17 4K 4K 166960K 19 0 pinsyscall 1066 1819K 1821K 166960K 1594 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 3 0 NDP 13 0K 2K 166960K 33 0 temp 37 9174K 9187K 166960K 4913 0 kqueue 13 40K 56K 166960K 65 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 44 0 39 1 0 1 1 0 8 0 rtentry 176 125 0 12 6 0 6 6 0 8 0 unpcb 144 267 0 249 4 0 4 4 0 8 3 syncache 336 4 0 4 2 2 0 1 0 8 0 tcpcb 736 34 0 29 1 0 1 1 0 8 0 arp 136 20 0 2 1 0 1 1 0 8 0 inpcb 328 194 0 185 2 0 2 2 0 8 0 nd6 152 30 0 3 2 0 2 2 0 8 0 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1192 1 0 1 1 0 1 1 0 8 1 pfosfp 40 1429 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1429 0 714 21 0 21 21 0 8 0 pfrktable 1344 2 0 1 1 0 1 1 0 8 0 pfstitem 24 39 0 0 1 0 1 1 0 8 0 pfstkey 128 39 0 0 2 0 2 2 0 8 0 pfstate 448 39 0 0 5 0 5 5 0 8 0 pfrule 1360 24 0 17 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 502 0 44 29 0 29 29 0 8 0 art_table 40 503 0 44 5 0 5 5 0 8 0 art_node 32 125 0 22 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 1 1 1 0 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 72 10 0 1 1 0 1 1 0 8 0 shmpl 112 16 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1953 0 483 93 0 93 93 0 8 0 ffsino 296 1953 0 483 114 0 114 114 0 8 0 nchpl 144 2491 0 791 64 0 64 64 0 8 0 vnodes 216 2196 0 0 122 0 122 122 0 8 0 namei 1024 7899 0 7898 2 0 2 2 0 8 1 percpumem 16 54 0 2 1 0 1 1 0 8 0 kstatmem 264 33 0 4 3 0 3 3 0 8 1 scxspl 216 9649 0 9649 11 4 7 8 1 8 7 plimitpl 152 49 0 32 1 0 1 1 0 8 0 sigapl 424 724 0 656 8 0 8 8 0 8 0 knotepl 120 149 0 0 5 0 5 5 0 8 0 kqueuepl 224 88 0 78 1 0 1 1 0 8 0 pipepl 344 242 0 215 9 0 9 9 0 8 6 fdescpl 528 688 0 657 3 0 3 3 0 8 0 filepl 160 3220 0 2992 19 1 18 19 0 8 8 lockfpl 104 81 0 78 1 0 1 1 0 8 0 lockfspl 48 39 0 36 1 0 1 1 0 8 0 sessionpl 144 45 0 35 1 0 1 1 0 8 0 pgrppl 48 61 0 43 1 0 1 1 0 8 0 ucredpl 104 389 0 375 1 0 1 1 0 8 0 zombiepl 144 658 0 656 1 0 1 1 0 8 0 processpl 1232 724 0 656 6 0 6 6 0 8 0 procpl 664 1117 0 1044 7 0 7 7 0 8 0 sosppl 176 4 0 4 1 0 1 1 0 8 1 sockpl 752 508 0 476 11 0 11 11 0 8 7 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 1 0 0 1 0 1 1 0 8 0 mcl4k 4096 116 0 0 15 0 15 15 0 8 0 mcl2k 2048 18 0 0 3 0 3 3 0 8 0 mextrefs 64 18 0 0 1 0 1 1 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 152 0 0 9 0 9 9 0 8 0 bufpl 272 3213 0 108 207 0 207 207 0 8 0 anonpl 32 5766 0 0 47 0 47 47 0 222 0 amapchunkpl 152 15653 0 15229 26 1 25 26 0 158 6 amappl16 200 1939 0 1914 5 3 2 5 0 8 0 amappl15 192 12 0 12 2 2 0 1 0 8 0 amappl14 184 455 0 454 1 0 1 1 0 8 0 amappl13 176 130 0 118 1 0 1 1 0 8 0 amappl12 168 975 0 947 2 0 2 2 0 8 0 amappl11 160 6 0 6 2 1 1 1 0 8 1 amappl10 152 66 0 51 1 0 1 1 0 8 0 amappl9 144 277 0 277 1 1 0 1 0 8 0 amappl8 136 124 0 122 1 0 1 1 0 8 0 amappl7 128 150 0 137 1 0 1 1 0 8 0 amappl6 120 170 0 169 1 0 1 1 0 8 0 amappl5 112 101 0 88 1 0 1 1 0 8 0 amappl4 104 306 0 289 1 0 1 1 0 8 0 amappl3 96 3034 0 2934 4 0 4 4 0 8 0 amappl2 88 569 0 509 2 0 2 2 0 8 0 amappl1 80 11648 0 11050 15 2 13 14 0 8 0 amappl 88 4440 0 4294 5 1 4 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 18 0 2 1 0 1 1 0 8 0 uaddrrnd 24 688 0 657 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 688 0 657 1 0 1 1 0 8 0 vmmpekpl 168 7931 0 7896 3 0 3 3 0 8 0 vmmpepl 168 51982 0 50118 88 2 86 87 0 357 0 vmsppl 488 687 0 657 5 0 5 5 0 8 0 rwobjpl 80 17450 0 16427 24 1 23 23 0 8 0 pdppl 4096 1385 0 1314 101 26 75 83 0 8 4 pvpl 32 13125 0 0 108 2 106 107 0 265 0 pmappl 256 687 0 657 3 0 3 3 0 8 0 extentpl 40 47 0 29 1 0 1 1 0 8 0 phpool 120 481 0 31 14 0 14 14 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(ffffffff84636510) at panic+0x270 sys/kern/subr_prf.c:198 __asan_load4_noabort(ffffffff850a9664) at __asan_load4_noabort+0xa3 checkalias(ffff800001d4fbd8,7a79) at checkalias+0x47d sys/kern/vfs_subr.c:603 ffs_vinit(ffff800000d80800,ffff80003bb874e0) at ffs_vinit+0x227 sys/ufs/ffs/ffs_subr.c:235 ffs_vget(ffff800000d80800,cbfb,ffff80003bb876a0) at ffs_vget+0x748 sys/ufs/ffs/ffs_vfsops.c:1285 ufs_lookup() at ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(ffff800001d4f368,ffff80003bb87f80,ffff80003bb87fb0) at VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 vfs_lookup(ffff80003bb87f50) at vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 namei(ffff80003bb87f50) at namei+0xe19 sys/kern/vfs_lookup.c:250 vn_open(ffff80003bb87f50,9db,0) at vn_open+0x240 sys/kern/vfs_vnops.c:146 doopenat(ffff800045ff4fb8,ffffff9c,200000000200,9da,0,0,ffff80003bb882b0) at doopenat+0x460 sys/kern/vfs_syscalls.c:1163 sys_open(ffff800045ff4fb8,ffff80003bb882b0,ffff80003bb88220) at sys_open+0x86 sys/kern/vfs_syscalls.c:1065 syscall(ffff80003bb882b0) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bb882b0) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfbf654f16e0, count: -15 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x19: leave x86_ipi_db(ffff800028fe3ff0) 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 __mp_lock(ffffffff85435340) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff85435340) at __mp_lock+0x272 sys/kern/kern_lock.c:173 ktrsysret(ffff800029912540,5b,0,ffff800029a14620) at ktrsysret+0x14d ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff800029912540,5b,0,ffff800029a14620) at ktrsysret+0x14d sys/kern/kern_ktrace.c:209 syscall(ffff800029a146c0) at syscall+0x473 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff800029a146c0) at syscall+0x473 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76b5866fcad0, count: 8 ddb{1}> trace x86_ipi_db(ffff800028fe3ff0) 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 __mp_lock(ffffffff85435340) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff85435340) at __mp_lock+0x272 sys/kern/kern_lock.c:173 ktrsysret(ffff800029912540,5b,0,ffff800029a14620) at ktrsysret+0x14d ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff800029912540,5b,0,ffff800029a14620) at ktrsysret+0x14d sys/kern/kern_ktrace.c:209 syscall(ffff800029a146c0) at syscall+0x473 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff800029a146c0) at syscall+0x473 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76b5866fcad0, count: -7