panic: vpanic: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_fork.c", line 675 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *266542 19193 32767 0x10 0x4000000 1 syz-executor.0 45433 97555 32767 0x1010 0x4080000 0 syz-executor.1 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8278d64c) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8280f212,ffffffff827d45b3,2a3,ffffffff827c5f2f) at __assert+0x29 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x135 end trace frame: 0x0, count: 11 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 *cpu0: vop_generic_badop cpu1: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_fork.c", line 675 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8278d64c) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8280f212,ffffffff827d45b3,2a3,ffffffff827c5f2f) at __assert+0x29 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x135 end trace frame: 0x0, count: -4 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002afdbd30 rbx 0xffff800020d59b8f rdx 0 rcx 0 rax 0xffff8000212a62f0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xdce0aa7546ac6c68 r11 0x5fff2f1909221a26 r12 0xffff800020d59990 r13 0 r14 0xffffffff82be2990 cpu_info_full_primary+0x2990 r15 0x1 rip 0xffffffff814e863c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002afdbd20 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=266542 stat=onproc flags process=10 proc=4000000 pri=76, usrpri=76, nice=20 forw=0xffffffffffffffff, list=0xffff8000212a6dd0,0xffffffff82cdee00 process=0xffff800021223680 user=0xffff80002afd6000, vmspace=0xfffffd806bccfcc8 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 19193 301154 66306 32767 2 0x10 syz-executor.0 *19193 266542 66306 32767 7 0x4000010 syz-executor.0 97555 45433 79866 32767 7 0x4081010 syz-executor.1 97555 42103 79866 32767 3 0x4081010 inode syz-executor.1 97555 249836 79866 32767 3 0x4003010 suspend syz-executor.1 79627 496048 77376 32767 2 0x10 syz-executor.5 79627 108211 77376 32767 3 0x4000090 fsleep syz-executor.5 79627 485761 77376 32767 2 0x4000010 syz-executor.5 90614 69839 64076 32767 3 0x90 nanoslp syz-executor.6 64076 247843 80587 0 3 0x82 wait syz-executor.6 77376 233093 94127 32767 3 0x90 nanoslp syz-executor.5 94127 120355 80587 0 3 0x82 wait syz-executor.5 35925 506711 27864 32767 3 0x10 biowait syz-executor.7 27864 53385 80587 0 3 0x82 wait syz-executor.7 43987 270947 47657 32767 3 0x10 biowait syz-executor.4 47657 430893 80587 0 3 0x82 wait syz-executor.4 60443 149639 96717 32767 3 0x90 nanoslp syz-executor.2 96717 288678 80587 0 3 0x82 wait syz-executor.2 45617 32258 0 0 3 0x14200 bored sosplice 79866 415469 90251 32767 3 0x90 nanoslp syz-executor.1 85005 218647 49221 32767 2 0x10 syz-executor.3 49221 400798 80587 0 3 0x82 wait syz-executor.3 90251 309180 80587 0 3 0x82 wait syz-executor.1 66306 70667 62320 32767 3 0x90 nanoslp syz-executor.0 62320 128368 80587 0 3 0x82 wait syz-executor.0 80587 391761 50717 0 2 0x2 syz-fuzzer 80587 186158 50717 0 3 0x4000082 nanoslp syz-fuzzer 80587 363532 50717 0 3 0x4000082 wait syz-fuzzer 80587 213678 50717 0 3 0x4000082 thrsleep syz-fuzzer 80587 134166 50717 0 3 0x4000082 wait syz-fuzzer 80587 440825 50717 0 3 0x4000082 thrsleep syz-fuzzer 80587 199464 50717 0 3 0x4000082 wait syz-fuzzer 80587 97529 50717 0 3 0x4000082 wait syz-fuzzer 80587 443623 50717 0 3 0x4000082 wait syz-fuzzer 80587 223155 50717 0 3 0x4000082 thrsleep syz-fuzzer 80587 317528 50717 0 3 0x4000082 thrsleep syz-fuzzer 80587 99017 50717 0 3 0x4000082 wait syz-fuzzer 80587 454909 50717 0 3 0x4000082 wait syz-fuzzer 80587 444988 50717 0 3 0x4000082 thrsleep syz-fuzzer 80587 390371 50717 0 3 0x4000082 thrsleep syz-fuzzer 80587 406975 50717 0 3 0x4000082 thrsleep syz-fuzzer 80587 55169 50717 0 3 0x4000082 wait syz-fuzzer 50717 129181 90170 0 3 0x10008a sigsusp ksh 90170 413791 39714 0 3 0x9a kqread sshd 55788 30217 1 0 3 0x100083 ttyin getty 39714 166998 1 0 3 0x88 kqread sshd 42813 129473 53434 73 3 0x1100090 kqread syslogd 53434 442787 1 0 3 0x100082 netio syslogd 85142 232072 1 0 3 0x100080 kqread resolvd 48713 299027 78207 77 3 0x100092 kqread dhcpleased 54829 265306 78207 77 3 0x100092 kqread dhcpleased 78207 71238 1 0 3 0x80 kqread dhcpleased 92273 464722 0 0 3 0x14200 bored smr 20245 8437 0 0 2 0x14200 zerothread 89691 401340 0 0 3 0x14200 aiodoned aiodoned 7530 104110 0 0 3 0x14200 syncer update 13486 120580 0 0 3 0x14200 cleaner cleaner 12287 329400 0 0 3 0x14200 reaper reaper 33338 137766 0 0 3 0x14200 pgdaemon pagedaemon 4226 114474 0 0 3 0x14200 bored viomb 13655 475860 0 0 3 0x40014200 acpi0 acpi0 80268 191720 0 0 3 0x40014200 idle1 56387 515502 0 0 3 0x14200 bored softnet3 5828 268387 0 0 3 0x14200 bored softnet2 67091 376414 0 0 3 0x14200 bored softnet1 87752 391253 0 0 3 0x14200 bored softnet0 45749 421503 0 0 3 0x14200 bored systqmp 68540 356229 0 0 3 0x14200 bored systq 97804 143759 0 0 3 0x40014200 bored softclock 96608 190203 0 0 3 0x40014200 idle0 1 411680 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 97555 (syz-executor.1) thread 0xffff800022cf82f8 (45433) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82d26ea0) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3c3 sys/kern/sched_bsd.c:405 #3 sleep_finish+0x184 sys/kern/kern_synch.c:417 #4 tsleep+0x12b sys/kern/kern_synch.c:155 #5 biowait+0x91 sys/kern/vfs_bio.c:1278 #6 bwrite+0x21f sys/kern/vfs_bio.c:769 #7 ffs_update+0x281 sys/ufs/ffs/ffs_inode.c:113 #8 ufs_mkdir+0x672 sys/ufs/ufs/ufs_vnops.c:1219 #9 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #10 domkdirat+0x125 sys/kern/vfs_syscalls.c:3074 #11 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #11 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:632 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806612ca28) #0 witness_lock+0x44d #1 rw_enter+0x3e5 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8f sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x200 sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1324 #8 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #9 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #10 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #11 domkdirat+0x125 sys/kern/vfs_syscalls.c:3074 #12 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #12 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:632 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806812fe78) #0 witness_lock+0x44d #1 rw_enter+0x3e5 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8f sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3059 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:632 #9 Xsyscall+0x128 Process 35925 (syz-executor.7) thread 0xffff800021293330 (506711) exclusive rrwlock inode r = 0 (0xfffffd806812fa38) #0 witness_lock+0x44d #1 rw_enter+0x3e5 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8f sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1353 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3074 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:632 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd805d018810) #0 witness_lock+0x44d #1 rw_enter+0x3e5 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8f sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3059 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:632 #9 Xsyscall+0x128 Process 43987 (syz-executor.4) thread 0xffff800021292598 (270947) exclusive rrwlock inode r = 0 (0xfffffd806812f928) #0 witness_lock+0x44d #1 rw_enter+0x3e5 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8f sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x200 sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1324 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6f5 sys/kern/vfs_lookup.c:566 #11 namei+0x55a sys/kern/vfs_lookup.c:250 #12 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1848 #13 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #13 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:632 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd805d018d60) #0 witness_lock+0x44d #1 rw_enter+0x3e5 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8f sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1848 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:632 #9 Xsyscall+0x128 Process 85005 (syz-executor.3) thread 0xffff800021293b58 (218647) exclusive rrwlock inode r = 0 (0xfffffd806812fd68) #0 witness_lock+0x44d #1 rw_enter+0x3e5 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8f sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1353 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3074 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:632 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8068544a30) #0 witness_lock+0x44d #1 rw_enter+0x3e5 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8f sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3059 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:632 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10228 6414K 6419K 78643K 11353 0 pcb 13 12K 14K 78643K 17 0 rtable 246 7K 7K 78643K 1667 0 ifaddr 73 24K 24K 78643K 143 0 sysctl 3 1K 5K 78643K 6 0 counters 60 35K 35K 78643K 82 0 ioctlops 0 0K 2K 78643K 254 0 iov 0 0K 32K 78643K 3066 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1279 80K 80K 78643K 17143 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 246 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 5888 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 21 77K 109K 78643K 16644 0 sigio 0 0K 0K 78643K 271 0 proc 56 78K 103K 78643K 1692 0 subproc 104 6K 6K 78643K 247 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 1165 0 in_multi 99 6K 7K 78643K 376 0 ether_multi 1 0K 0K 78643K 60 0 mrt 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 361 1606K 1606K 78643K 361 0 exec 0 0K 1K 78643K 3169 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 503 99K 992K 78643K 170068 0 UVM aobj 131 4K 4K 78643K 149 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 497 0 NDP 11 0K 2K 78643K 60 0 temp 124 5866K 5994K 78643K 43433 0 kqueue 12 18K 28K 78643K 1632 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 1385 0 1382 17 16 1 3 0 8 0 rtentry 112 268 0 152 4 0 4 4 0 8 0 unpcb 144 19711 0 19698 211 210 1 11 0 8 0 syncache 296 107 0 107 29 29 0 1 0 8 0 sackhl 24 3 0 3 3 3 0 1 0 8 0 tcpqe 32 181 0 181 12 12 0 1 0 8 0 tcpcb 776 6500 0 6496 236 233 3 14 0 8 2 arp 120 45 0 27 1 0 1 1 0 8 0 ipq 40 56 0 56 13 13 0 1 0 8 0 ipqe 40 178 0 178 13 13 0 1 0 8 0 inpcb 368 18197 0 18190 353 349 4 17 0 8 3 ip6q 72 7 0 7 2 2 0 1 0 8 0 ip6af 40 17 0 17 2 2 0 1 0 8 0 nd6 136 87 0 57 2 0 2 2 0 8 0 kcovpl 48 19 0 11 1 0 1 1 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1060 0 575 33 2 31 31 0 8 0 art_table 32 1061 0 575 4 0 4 4 0 8 0 art_node 16 267 0 161 1 0 1 1 0 8 0 sysvmsgpl 40 113 0 85 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 5886 0 5876 1 0 1 1 0 8 0 shmpl 112 146 0 18 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 36594 0 35128 92 0 92 92 0 8 0 ffsino 272 36594 0 35128 99 0 99 99 0 8 0 nchpl 144 58953 0 57307 63 0 63 63 0 8 0 uvmvnodes 80 6030 0 0 124 0 124 124 0 8 0 vnodes 216 6030 0 0 335 0 335 335 0 8 0 namei 1024 228487 0 228483 23 21 2 2 0 8 1 percpumem 16 54 0 11 1 0 1 1 0 8 0 kstatmem 264 44 0 22 2 0 2 2 0 8 0 scxspl 216 145523 0 145521 63 62 1 8 0 8 0 plimitpl 152 3779 0 3756 43 41 2 2 0 8 1 sigapl 424 16906 0 16854 7 0 7 7 0 8 0 futexpl 64 162976 0 162975 8 7 1 1 0 8 0 knotepl 120 1268 0 0 13 4 9 12 0 8 0 kqueuepl 216 4272 0 4264 81 80 1 8 0 8 0 pipepl 320 4142 0 4114 121 118 3 13 0 8 0 fdescpl 496 16888 0 16856 7 1 6 6 0 8 0 filepl 152 175773 0 175539 332 317 15 21 0 8 5 lockfpl 104 2464 0 2461 2 1 1 2 0 8 0 lockfspl 48 714 0 711 1 0 1 1 0 8 0 sessionpl 144 34 0 18 1 0 1 1 0 8 0 pgrppl 48 572 0 556 1 0 1 1 0 8 0 ucredpl 104 78117 0 78099 1 0 1 1 0 8 0 zombiepl 144 16857 0 16854 1 0 1 1 0 8 0 processpl 1072 16906 0 16854 4 0 4 4 0 8 0 procpl 696 48948 0 48874 37 29 8 10 0 8 0 sosppl 168 225 0 225 35 35 0 1 0 8 0 sockpl 488 39972 0 39949 1048 1041 7 42 0 8 4 mcl64k 65536 30 0 0 4 1 3 3 0 8 0 mcl16k 16384 33 0 0 3 0 3 3 0 8 0 mcl12k 12288 41 0 0 2 0 2 2 0 8 0 mcl9k 9216 52 0 0 4 1 3 3 0 8 0 mcl8k 8192 41 0 0 3 0 3 3 0 8 0 mcl4k 4096 114 0 0 12 9 3 10 0 8 0 mcl2k2 2112 12 0 0 1 0 1 1 0 8 0 mcl2k 2048 658 0 0 47 33 14 46 0 8 0 mtagpl 96 37 0 0 1 0 1 1 0 8 0 mbufpl 256 2209 0 0 68 0 68 68 0 8 0 bufpl 288 30800 0 24488 453 1 452 452 0 8 0 anonpl 24 1843556 0 1829968 286 178 108 125 0 186 0 amapchunkpl 152 1188626 0 1187700 11923 11828 95 4428 0 158 54 amappl16 200 42264 0 41894 287 266 21 42 0 8 0 amappl15 192 54 0 54 3 3 0 1 0 8 0 amappl14 184 212 0 198 2 1 1 2 0 8 0 amappl13 176 37 0 37 3 3 0 1 0 8 0 amappl12 168 17666 0 17629 2 0 2 2 0 8 0 amappl11 160 57 0 47 1 0 1 1 0 8 0 amappl10 152 43 0 30 1 0 1 1 0 8 0 amappl9 144 466 0 466 54 53 1 2 0 8 1 amappl8 136 1111 0 901 8 0 8 8 0 8 0 amappl7 128 204 0 182 1 0 1 1 0 8 0 amappl6 120 906 0 881 2 1 1 2 0 8 0 amappl5 112 652 0 644 1 0 1 1 0 8 0 amappl4 104 1127 0 1083 2 0 2 2 0 8 0 amappl3 96 104476 0 104383 33 29 4 4 0 8 1 amappl2 88 18099 0 18014 7 4 3 3 0 8 1 amappl1 80 66699 0 66189 22 10 12 22 0 8 0 amappl 88 168700 0 168438 14 7 7 8 0 92 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 72 148 0 18 3 0 3 3 0 8 0 uaddrrnd 24 16888 0 16856 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 16888 0 16856 1 0 1 1 0 8 0 vmmpekpl 168 139292 0 139233 4 0 4 4 0 8 0 vmmpepl 168 998173 0 995632 331 206 125 139 0 357 0 vmsppl 464 16887 0 16856 6 1 5 5 0 8 0 rwobjpl 56 259392 0 251695 124 11 113 114 0 8 0 pdppl 4096 33784 0 33712 875 793 82 88 0 8 10 pvpl 32 5078259 0 5058817 788 602 186 334 0 265 0 pmappl 248 16887 0 16856 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2072 0 1211 26 0 26 26 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82be1ff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:578 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:148 __mp_lock(ffffffff82d26c98) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d26c98) at __mp_lock+0x133 sys/kern/kern_lock.c:147 intr_handler(ffff80002e43d4f0,ffff80000006ba00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge21_untramp() at Xintr_ioapic_edge21_untramp+0x18f Xspllower() at Xspllower+0x1d cnputc(76) at cnputc+0x4f sys/dev/cons.c:218 db_putchar(76) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20fc sys/kern/subr_prf.c:1064 db_printf(ffffffff8280ffbc) at db_printf+0x89 sys/kern/subr_prf.c:498 panic(ffffffff82783f49) at panic+0xdb sys/kern/subr_prf.c:216 vop_generic_badop(ffff80002e43d918) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 end trace frame: 0xffff80002e43d960, count: 0 ddb{0}> trace x86_ipi_db(ffffffff82be1ff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:578 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:148 __mp_lock(ffffffff82d26c98) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d26c98) at __mp_lock+0x133 sys/kern/kern_lock.c:147 intr_handler(ffff80002e43d4f0,ffff80000006ba00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge21_untramp() at Xintr_ioapic_edge21_untramp+0x18f Xspllower() at Xspllower+0x1d cnputc(76) at cnputc+0x4f sys/dev/cons.c:218 db_putchar(76) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20fc sys/kern/subr_prf.c:1064 db_printf(ffffffff8280ffbc) at db_printf+0x89 sys/kern/subr_prf.c:498 panic(ffffffff82783f49) at panic+0xdb sys/kern/subr_prf.c:216 vop_generic_badop(ffff80002e43d918) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd8062fc01f0,fffffd8061bdb278) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628 bwrite(fffffd8061bdb278) at bwrite+0x1f4 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd8061bdb278) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002e43dbb0) at ufs_mkdir+0x6c4 sys/ufs/ufs/ufs_vnops.c:1235 VOP_MKDIR(fffffd8069d28028,ffff80002e43dd10,ffff80002e43dd40,ffff80002e43dc40) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 domkdirat(ffff800022cf82f8,ffffff9c,20000380,150) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3074 syscall(ffff80002e43dec0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002e43dec0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:632 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb81320b7b10, count: -22 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x1c: addq $0x8,%rsp db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8278d64c) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8280f212,ffffffff827d45b3,2a3,ffffffff827c5f2f) at __assert+0x29 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x135 end trace frame: 0x0, count: 11 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8278d64c) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8280f212,ffffffff827d45b3,2a3,ffffffff827c5f2f) at __assert+0x29 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x135 end trace frame: 0x0, count: -4