papanic: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_fork.c", line 676 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *312627 67679 32767 0x10 0 1 syz-executor.1 197297 52818 32767 0x10 0x4000000 0 syz-executor.4 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827926ac) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82813e3d,ffffffff827d898e,2a4,ffffffff827cb9f9) 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 676 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827926ac) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82813e3d,ffffffff827d898e,2a4,ffffffff827cb9f9) 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 0xffff8000247031e0 rbx 0xffff800020d59b8f rdx 0 rcx 0 rax 0xffff80002af8f090 r8 0x101010101010101 r9 0x8080808080808080 r10 0xb8d23dd6a3729a8b r11 0x2d5725d2a0c73558 r12 0xffff800020d59990 r13 0 r14 0xffffffff82bf5990 cpu_info_full_primary+0x2990 r15 0x1 rip 0xffffffff8239235c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff8000247031d0 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.1) pid=312627 stat=onproc flags process=10 proc=0 pri=75, usrpri=75, nice=20 forw=0xffffffffffffffff, list=0xffff80002af8e2f8,0xffffffff82c55538 process=0xffff80002af91938 user=0xffff8000246fe000, vmspace=0xfffffd806beea758 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *67679 312627 14638 32767 7 0x10 syz-executor.1 7788 77305 16707 32767 2 0x10 syz-executor.2 52818 179203 93420 32767 2 0x10 syz-executor.4 52818 197297 93420 32767 7 0x4000010 syz-executor.4 72183 294569 0 0 3 0x14200 bored sosplice 8288 188851 87324 32767 2 0x10 syz-executor.7 71682 106521 81925 32767 3 0x10 biowait syz-executor.6 87324 54290 17208 0 3 0x82 wait syz-executor.7 81925 258855 17208 0 3 0x82 wait syz-executor.6 63674 61881 81665 32767 2 0x10 syz-executor.5 42334 187303 8089 32767 2 0x10 syz-executor.3 93420 442609 92598 32767 3 0x90 nanoslp syz-executor.4 81665 255423 17208 0 3 0x82 wait syz-executor.5 92598 332408 17208 0 3 0x82 wait syz-executor.4 16707 382457 1534 32767 3 0x90 nanoslp syz-executor.2 8089 119832 17208 0 3 0x82 wait syz-executor.3 1534 458785 17208 0 3 0x82 wait syz-executor.2 14638 190817 25883 32767 2 0x10 syz-executor.1 25883 132130 17208 0 3 0x82 wait syz-executor.1 9590 474388 78648 32767 3 0x90 nanoslp syz-executor.0 78648 322338 17208 0 3 0x82 wait syz-executor.0 17208 334608 71681 0 3 0x82 wait syz-fuzzer 17208 103288 71681 0 3 0x4000082 nanoslp syz-fuzzer 17208 13487 71681 0 3 0x4000082 wait syz-fuzzer 17208 407013 71681 0 3 0x4000082 wait syz-fuzzer 17208 505292 71681 0 3 0x4000082 wait syz-fuzzer 17208 147316 71681 0 3 0x4000082 thrsleep syz-fuzzer 17208 290840 71681 0 3 0x4000082 wait syz-fuzzer 17208 243639 71681 0 3 0x4000082 wait syz-fuzzer 17208 350178 71681 0 3 0x4000082 wait syz-fuzzer 17208 469583 71681 0 3 0x4000082 thrsleep syz-fuzzer 17208 261362 71681 0 3 0x4000082 thrsleep syz-fuzzer 17208 196316 71681 0 2 0x4000002 syz-fuzzer 17208 425541 71681 0 3 0x4000082 wait syz-fuzzer 17208 89073 71681 0 3 0x4000082 thrsleep syz-fuzzer 17208 254575 71681 0 3 0x4000082 thrsleep syz-fuzzer 17208 50839 71681 0 3 0x4000082 thrsleep syz-fuzzer 71681 374935 43825 0 3 0x10008a sigsusp ksh 43825 228621 22254 0 2 0x9a sshd 8512 299272 1 0 3 0x100083 ttyin getty 22254 169015 1 0 3 0x88 kqread sshd 43443 4921 8811 73 3 0x1100090 kqread syslogd 8811 886 1 0 3 0x100082 netio syslogd 55979 112861 1 0 3 0x100080 kqread resolvd 93438 333350 68339 77 3 0x100092 kqread dhcpleased 16809 518459 68339 77 3 0x100092 kqread dhcpleased 68339 478365 1 0 3 0x80 kqread dhcpleased 61538 347701 0 0 3 0x14200 bored smr 66699 7073 0 0 2 0x14200 zerothread 35046 298081 0 0 3 0x14200 aiodoned aiodoned 6586 10674 0 0 3 0x14200 syncer update 83059 29540 0 0 3 0x14200 cleaner cleaner 12846 193638 0 0 3 0x14200 reaper reaper 22701 20637 0 0 3 0x14200 pgdaemon pagedaemon 60507 15941 0 0 3 0x14200 bored viomb 39374 14181 0 0 3 0x40014200 acpi0 acpi0 99306 474058 0 0 3 0x40014200 idle1 99339 433234 0 0 3 0x14200 bored softnet3 20705 98199 0 0 3 0x14200 bored softnet2 93849 91682 0 0 3 0x14200 bored softnet1 96802 99344 0 0 3 0x14200 bored softnet0 79149 469827 0 0 3 0x14200 bored systqmp 43895 418301 0 0 3 0x14200 bored systq 23083 383314 0 0 3 0x40014200 bored softclock 69690 493477 0 0 3 0x40014200 idle0 1 253747 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 52818 (syz-executor.4) thread 0xffff80002af8f8b8 (197297) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82c54da0) #0 witness_lock+0x447 #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3bb sys/kern/sched_bsd.c:405 #3 sleep_finish+0x1e4 sys/kern/kern_synch.c:416 #4 tsleep+0x12e sys/kern/kern_synch.c:155 #5 biowait+0x91 sys/kern/vfs_bio.c:1278 #6 bwrite+0x21c 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:3073 #11 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #11 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8066356808) #0 witness_lock+0x447 #1 rw_enter+0x3e6 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8c 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:1314 #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:3073 #12 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #12 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8066356b38) #0 witness_lock+0x447 #1 rw_enter+0x3e6 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8c 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:3058 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 Process 8288 (syz-executor.7) thread 0xffff800022ce7088 (188851) exclusive rrwlock inode r = 0 (0xfffffd806ea8c1b0) #0 witness_lock+0x447 #1 rw_enter+0x3e6 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8c 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:1343 #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:3073 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80673d24e8) #0 witness_lock+0x447 #1 rw_enter+0x3e6 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8c 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:3058 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 Process 71682 (syz-executor.6) thread 0xffff8000212a78a8 (106521) exclusive rrwlock inode r = 0 (0xfffffd806ea8c4e0) #0 witness_lock+0x447 #1 rw_enter+0x3e6 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8c 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:1314 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #11 namei+0x55a sys/kern/vfs_lookup.c:250 #12 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 #13 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #13 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80663561a8) #0 witness_lock+0x447 #1 rw_enter+0x3e6 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8c 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 cache_lookup+0x2b4 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x1ac sys/ufs/ufs/ufs_lookup.c:162 #8 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #10 namei+0x55a sys/kern/vfs_lookup.c:250 #11 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 #12 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #12 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #13 Xsyscall+0x128 Process 63674 (syz-executor.5) thread 0xffff8000212a7080 (61881) exclusive rrwlock inode r = 0 (0xfffffd8066356d58) #0 witness_lock+0x447 #1 rw_enter+0x3e6 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8c 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 vn_closefile+0xca vn_close sys/kern/vfs_vnops.c:292 [inline] #5 vn_closefile+0xca sys/kern/vfs_vnops.c:609 #6 fdrop+0xcb sys/kern/kern_descrip.c:1274 #7 closef+0x120 sys/kern/kern_descrip.c:1258 #8 syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x606 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10176 6407K 6419K 78643K 11254 0 pcb 13 8K 8K 78643K 13 0 rtable 236 6K 7K 78643K 389 0 pf 29 8K 8K 78643K 29 0 ifaddr 44 15K 15K 78643K 46 0 ifgroup 50 2K 2K 78643K 50 0 counters 60 35K 35K 78643K 60 0 ioctlops 0 0K 2K 78643K 32 0 iov 0 0K 12K 78643K 27 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1278 80K 80K 78643K 1316 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 8 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 142 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 21 77K 121K 78643K 789 0 proc 56 78K 103K 78643K 528 0 subproc 104 6K 6K 78643K 104 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 31 0 in_multi 99 7K 7K 78643K 103 0 ether_multi 1 0K 0K 78643K 3 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 49 228K 228K 78643K 49 0 exec 0 0K 1K 78643K 395 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 322 86K 97K 78643K 9813 0 UVM aobj 131 4K 4K 78643K 131 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 55 0 NDP 11 0K 2K 78643K 27 0 temp 73 5860K 5924K 78643K 5580 0 kqueue 12 18K 24K 78643K 87 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 81 0 78 1 0 1 1 0 8 0 rtentry 112 113 0 2 4 0 4 4 0 8 0 unpcb 144 684 0 671 8 2 6 6 0 8 5 syncache 296 13 0 13 3 3 0 1 0 8 0 tcpqe 32 461 0 461 3 3 0 1 0 8 0 tcpcb 808 699 0 693 8 0 8 8 0 8 7 arp 120 18 0 0 1 0 1 1 0 8 0 ipq 40 4 0 3 1 0 1 1 0 8 0 ipqe 40 12 0 11 1 0 1 1 0 8 0 inpcb 368 1156 0 1147 8 0 8 8 0 8 7 nd6 136 26 0 1 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 472 0 13 30 0 30 30 0 8 1 art_table 32 473 0 13 4 0 4 4 0 8 0 art_node 16 112 0 11 1 0 1 1 0 8 0 semupl 112 5 0 5 1 1 0 1 0 8 0 semapl 112 137 0 127 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2377 0 935 91 0 91 91 0 8 0 ffsino 272 2377 0 935 97 0 97 97 0 8 0 nchpl 144 3582 0 1900 63 0 63 63 0 8 0 uvmvnodes 80 2490 0 0 51 0 51 51 0 8 0 vnodes 216 2490 0 0 139 0 139 139 0 8 0 namei 1024 11965 0 11963 2 1 1 2 0 8 0 percpumem 16 43 0 0 1 0 1 1 0 8 0 kstatmem 264 22 0 0 2 0 2 2 0 8 0 scxspl 216 11315 0 11314 9 8 1 8 0 8 0 plimitpl 152 59 0 36 1 0 1 1 0 8 0 sigapl 424 1087 0 1036 7 0 7 7 0 8 0 futexpl 64 6930 0 6930 1 0 1 1 0 8 1 knotepl 120 104 0 0 4 0 4 4 0 8 0 kqueuepl 216 157 0 149 3 0 3 3 0 8 2 pipepl 320 343 0 315 11 3 8 8 0 8 5 fdescpl 496 1069 0 1037 7 2 5 6 0 8 0 filepl 152 6449 0 6214 17 2 15 15 0 8 5 lockfpl 104 18 0 16 1 0 1 1 0 8 0 lockfspl 48 10 0 8 1 0 1 1 0 8 0 sessionpl 144 23 0 7 1 0 1 1 0 8 0 pgrppl 48 27 0 11 1 0 1 1 0 8 0 ucredpl 104 489 0 471 1 0 1 1 0 8 0 zombiepl 144 1037 0 1036 1 0 1 1 0 8 0 processpl 1072 1087 0 1036 5 1 4 5 0 8 0 procpl 696 2326 0 2259 9 1 8 8 0 8 0 sosppl 168 16 0 16 1 0 1 1 0 8 1 sockpl 488 1926 0 1901 30 18 12 21 0 8 8 mcl64k 65536 6 0 0 1 0 1 1 0 8 0 mcl16k 16384 10 0 0 2 0 2 2 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 12 0 0 2 0 2 2 0 8 0 mcl4k 4096 11 0 0 2 0 2 2 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 443 0 0 55 0 55 55 0 8 0 mtagpl 96 17 0 0 1 0 1 1 0 8 0 mbufpl 256 1003 0 0 62 0 62 62 0 8 0 bufpl 288 4772 0 139 331 0 331 331 0 8 0 anonpl 24 190680 0 178483 91 3 88 88 0 186 9 amapchunkpl 152 31346 0 30513 45 2 43 44 0 158 5 amappl16 200 3351 0 3025 18 0 18 18 0 8 0 amappl15 192 17 0 14 1 0 1 1 0 8 0 amappl14 184 140 0 129 2 1 1 2 0 8 0 amappl13 176 6 0 6 2 1 1 1 0 8 1 amappl12 168 1696 0 1662 3 1 2 3 0 8 0 amappl11 160 49 0 38 1 0 1 1 0 8 0 amappl10 152 23 0 14 1 0 1 1 0 8 0 amappl9 144 423 0 422 2 1 1 2 0 8 0 amappl8 136 201 0 145 2 0 2 2 0 8 0 amappl7 128 61 0 43 1 0 1 1 0 8 0 amappl6 120 257 0 240 2 1 1 2 0 8 0 amappl5 112 144 0 137 1 0 1 1 0 8 0 amappl4 104 602 0 566 2 0 2 2 0 8 0 amappl3 96 5559 0 5478 4 0 4 4 0 8 1 amappl2 88 1268 0 1203 4 2 2 3 0 8 0 amappl1 80 12053 0 11533 22 9 13 22 0 8 0 amappl 88 9292 0 9073 7 0 7 7 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 1069 0 1037 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1069 0 1037 1 0 1 1 0 8 0 vmmpekpl 168 14579 0 14521 3 0 3 3 0 8 0 vmmpepl 168 79326 0 77118 116 6 110 115 0 357 5 vmsppl 464 1068 0 1037 7 2 5 6 0 8 0 rwobjpl 56 26414 0 22484 59 2 57 57 0 8 0 pdppl 4096 2146 0 2074 134 52 82 94 0 8 10 pvpl 32 500774 0 483117 337 29 308 337 0 265 156 pmappl 248 1068 0 1037 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 832 0 55 23 0 23 23 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82bf4ff0) 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 __mp_lock(ffffffff82c54b98) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c54b98) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff800021294780,ffff80000067b200) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge25_untramp() at Xintr_ioapic_edge25_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 kd_curproc sys/dev/kcov.c:577 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 sys/dev/kcov.c:148 __mp_lock(ffffffff82c54b98) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c54b98) at __mp_lock+0x133 sys/kern/kern_lock.c:147 intr_handler(ffff8000212948e0,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d cnputc(61) at cnputc+0x4f sys/dev/cons.c:218 db_putchar(61) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x6bc sys/kern/subr_prf.c:724 end trace frame: 0xffff800021294c30, count: 0 ddb{0}> trace x86_ipi_db(ffffffff82bf4ff0) 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 __mp_lock(ffffffff82c54b98) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c54b98) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff800021294780,ffff80000067b200) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge25_untramp() at Xintr_ioapic_edge25_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 kd_curproc sys/dev/kcov.c:577 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x29 sys/dev/kcov.c:148 __mp_lock(ffffffff82c54b98) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c54b98) at __mp_lock+0x133 sys/kern/kern_lock.c:147 intr_handler(ffff8000212948e0,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d cnputc(61) at cnputc+0x4f sys/dev/cons.c:218 db_putchar(61) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x6bc sys/kern/subr_prf.c:724 db_printf(ffffffff82814f6d) at db_printf+0x89 sys/kern/subr_prf.c:498 panic(ffffffff82788949) at panic+0xdb sys/kern/subr_prf.c:216 vop_generic_badop(ffff800021294d08) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80668d9b38,fffffd80668b2c90) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628 bwrite(fffffd80668b2c90) at bwrite+0x1f1 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd80668b2c90) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640 ufs_mkdir(ffff800021294fa0) at ufs_mkdir+0x6c4 sys/ufs/ufs/ufs_vnops.c:1235 VOP_MKDIR(fffffd80701d98a8,ffff800021295100,ffff800021295130,ffff800021295030) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 domkdirat(ffff80002af8f8b8,ffffff9c,200002c0,80) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 syscall(ffff8000212952b0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff8000212952b0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1e1f359d040, count: -25 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(ffffffff827926ac) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82813e3d,ffffffff827d898e,2a4,ffffffff827cb9f9) 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(ffffffff827926ac) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff82813e3d,ffffffff827d898e,2a4,ffffffff827cb9f9) at __assert+0x29 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x135 end trace frame: 0x0, count: -4