ppanic: 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 *316183 38941 32767 0x10 0 1 syz-executor.6 364581 63494 32767 0x10 0 0 syz-executor.0 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82795727) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff828166a3,ffffffff827d69b1,2a4,ffffffff827ce01f) 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(ffffffff82795727) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff828166a3,ffffffff827d69b1,2a4,ffffffff827ce01f) 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 0xffff80002e442f70 rbx 0xffff800020d59b8f rdx 0 rcx 0 rax 0xffff8000212d22f0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x74f862b72513700e r11 0x4f5fe6469c9c68ac r12 0xffff800020d59990 r13 0 r14 0xffffffff82b75990 cpu_info_full_primary+0x2990 r15 0x1 rip 0xffffffff8225883c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002e442f60 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.6) pid=316183 stat=onproc flags process=10 proc=0 pri=83, usrpri=83, nice=20 forw=0xffffffffffffffff, list=0xffff8000212d25a8,0xffffffff82cd7b40 process=0xffff8000212125c0 user=0xffff80002e43e000, vmspace=0xfffffd806bcf11e8 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *38941 316183 35956 32767 7 0x10 syz-executor.6 28575 169252 87605 32767 3 0x90 nanoslp syz-executor.4 28575 211883 87605 32767 3 0x4000090 fsleep syz-executor.4 28575 60048 87605 32767 3 0x4000090 fsleep syz-executor.4 28575 108214 87605 32767 2 0x4000010 syz-executor.4 87605 104893 49956 32767 3 0x90 nanoslp syz-executor.4 49956 375608 10753 0 3 0x82 wait syz-executor.4 28034 372490 8279 32767 2 0x10 syz-executor.7 8279 151506 10753 0 3 0x82 wait syz-executor.7 42088 160773 16772 32767 2 0x10 syz-executor.5 16772 489450 10753 0 3 0x82 wait syz-executor.5 35956 368409 30427 32767 2 0x10 syz-executor.6 30427 185103 10753 0 3 0x82 wait syz-executor.6 11767 362540 53047 32767 3 0x10 biowait syz-executor.2 53047 19339 10753 0 3 0x82 wait syz-executor.2 63494 364581 80028 32767 7 0x10 syz-executor.0 80028 437800 10753 0 3 0x82 wait syz-executor.0 18204 374825 85023 32767 2 0x10 syz-executor.3 85023 413047 10753 0 3 0x82 wait syz-executor.3 44396 387212 0 0 3 0x14200 bored sosplice 91405 267228 76474 32767 2 0x10 syz-executor.1 76474 517726 10753 0 3 0x82 wait syz-executor.1 10753 94620 11585 0 2 0x82 syz-fuzzer 10753 29939 11585 0 3 0x4000082 nanoslp syz-fuzzer 10753 485635 11585 0 3 0x4000082 wait syz-fuzzer 10753 276665 11585 0 3 0x4000082 wait syz-fuzzer 10753 85605 11585 0 3 0x4000082 wait syz-fuzzer 10753 224756 11585 0 3 0x4000082 wait syz-fuzzer 10753 307211 11585 0 3 0x4000082 wait syz-fuzzer 10753 476787 11585 0 3 0x4000082 thrsleep syz-fuzzer 10753 65137 11585 0 3 0x4000082 thrsleep syz-fuzzer 10753 452188 11585 0 3 0x4000082 thrsleep syz-fuzzer 10753 280469 11585 0 3 0x4000082 thrsleep syz-fuzzer 10753 109235 11585 0 3 0x4000082 wait syz-fuzzer 10753 389651 11585 0 3 0x4000082 thrsleep syz-fuzzer 10753 102485 11585 0 3 0x4000082 wait syz-fuzzer 10753 348335 11585 0 3 0x4000082 wait syz-fuzzer 10753 414879 11585 0 2 0x4000082 syz-fuzzer 11585 367669 39460 0 3 0x10008a sigsusp ksh 39460 484821 10246 0 2 0x9a sshd 48642 331705 1 0 3 0x100083 ttyin getty 10246 393659 1 0 3 0x88 kqread sshd 46581 394375 63074 73 3 0x1100090 kqread syslogd 63074 382958 1 0 3 0x100082 netio syslogd 7811 392555 1 0 3 0x100080 kqread resolvd 25124 205797 64659 77 3 0x100092 kqread dhcpleased 55380 459970 64659 77 3 0x100092 kqread dhcpleased 64659 108512 1 0 3 0x80 kqread dhcpleased 95688 339058 0 0 3 0x14200 bored smr 56368 505144 0 0 2 0x14200 zerothread 96660 342369 0 0 3 0x14200 aiodoned aiodoned 18046 359922 0 0 3 0x14200 syncer update 23108 137946 0 0 3 0x14200 cleaner cleaner 17393 410271 0 0 3 0x14200 reaper reaper 31106 132128 0 0 3 0x14200 pgdaemon pagedaemon 88348 119024 0 0 3 0x14200 bored viomb 99917 274318 0 0 3 0x40014200 acpi0 acpi0 97669 71324 0 0 3 0x40014200 idle1 46979 272258 0 0 3 0x14200 bored softnet3 20456 290628 0 0 3 0x14200 bored softnet2 65620 23415 0 0 2 0x14200 softnet1 47936 328781 0 0 3 0x14200 bored softnet0 47875 32401 0 0 3 0x14200 bored systqmp 10053 465267 0 0 3 0x14200 bored systq 32241 425489 0 0 3 0x40014200 bored softclock 30144 48392 0 0 3 0x40014200 idle0 1 9904 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 28034 (syz-executor.7) thread 0xffff8000212d2b18 (372490) exclusive rrwlock inode r = 0 (0xfffffd807a365810) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #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 Process 11767 (syz-executor.2) thread 0xffff8000211d8b50 (362540) exclusive rrwlock inode r = 0 (0xfffffd80673ff2c0) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #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 (0xfffffd807a2d8f88) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #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 63494 (syz-executor.0) thread 0xffff8000212738a8 (364581) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82cff1d8) #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+0x184 sys/kern/kern_synch.c:411 #4 biowait+0x91 sys/kern/vfs_bio.c:1278 #5 bwrite+0x21c sys/kern/vfs_bio.c:769 #6 ffs_update+0x281 sys/ufs/ffs/ffs_inode.c:113 #7 ufs_mkdir+0x672 sys/ufs/ufs/ufs_vnops.c:1219 #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 (0xfffffd8071b6eb40) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #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 (0xfffffd8069038708) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #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 91405 (syz-executor.1) thread 0xffff800021220020 (267228) exclusive rrwlock inode r = 0 (0xfffffd8071b6e810) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #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 (0xfffffd80673ff810) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #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:1847 #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 10753 (syz-fuzzer) thread 0xffff8000212c78a0 (65137) shared rwlock vmmaplk r = 0 (0xfffffd8008a0abd8) #0 witness_lock+0x447 #1 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1773 #2 uvm_fault_check+0x3e sys/uvm/uvm_fault.c:673 #3 uvm_fault+0xf2 sys/uvm/uvm_fault.c:601 #4 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #5 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #6 recall_trap+0x8 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10180 6408K 6419K 78643K 11396 0 pcb 13 12K 14K 78643K 17 0 rtable 242 6K 7K 78643K 1870 0 pf 29 8K 8K 78643K 121 0 ifaddr 44 15K 16K 78643K 234 0 ifgroup 50 2K 2K 78643K 234 0 sysctl 2 0K 1K 78643K 8 0 counters 60 35K 35K 78643K 152 0 ioctlops 0 0K 2K 78643K 322 0 iov 0 0K 28K 78643K 2184 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1279 80K 80K 78643K 4834 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 13K 78643K 409 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 6908 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 20 73K 125K 78643K 22633 0 sigio 0 0K 0K 78643K 783 0 proc 56 78K 115K 78643K 2953 0 subproc 104 6K 6K 78643K 702 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 979 0 in_multi 99 7K 7K 78643K 766 0 ether_multi 1 0K 0K 78643K 19 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 73 334K 334K 78643K 73 0 exec 0 0K 1K 78643K 3595 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 455 92K 106K 78643K 224659 0 UVM aobj 131 4K 4K 78643K 137 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 590 0 NDP 11 0K 2K 78643K 165 0 temp 74 5872K 6000K 78643K 58271 0 kqueue 12 18K 26K 78643K 1801 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 120 542 0 539 6 5 1 3 0 8 0 rtentry 112 644 0 530 4 0 4 4 0 8 0 unpcb 144 37393 0 37380 207 199 8 10 0 8 7 syncache 296 140 0 140 35 35 0 1 0 8 0 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 136 0 136 24 24 0 1 0 8 0 tcpcb 808 7249 0 7243 209 201 8 13 0 8 7 arp 120 110 0 92 1 0 1 1 0 8 0 ipq 40 87 0 87 10 10 0 1 0 8 0 ipqe 40 403 0 403 10 10 0 1 0 8 0 inpcb 368 12912 0 12901 225 218 7 16 0 8 6 nd6 136 189 0 161 2 0 2 2 0 8 0 kcovpl 48 54 0 46 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2608 0 2116 35 4 31 31 0 8 0 art_table 32 2609 0 2116 5 1 4 5 0 8 0 art_node 16 643 0 539 1 0 1 1 0 8 0 semapl 112 6906 0 6896 1 0 1 1 0 8 0 shmpl 112 134 0 6 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 31760 0 30257 95 0 95 95 0 8 0 ffsino 272 31760 0 30257 101 0 101 101 0 8 0 nchpl 144 65315 0 63676 63 0 63 63 0 8 0 uvmvnodes 80 6033 0 0 124 0 124 124 0 8 0 vnodes 216 6033 0 0 336 0 336 336 0 8 0 namei 1024 205292 0 205290 5 4 1 2 0 8 0 percpumem 16 89 0 46 1 0 1 1 0 8 0 kstatmem 264 114 0 92 2 0 2 2 0 8 0 scxspl 216 205251 0 205250 92 89 3 8 0 8 2 plimitpl 152 3522 0 3499 11 9 2 2 0 8 0 sigapl 424 22833 0 22784 7 0 7 7 0 8 0 futexpl 64 174080 0 174078 9 8 1 1 0 8 0 knotepl 120 1060 0 0 14 6 8 11 0 8 0 kqueuepl 216 7888 0 7880 134 133 1 8 0 8 0 pipepl 320 5122 0 5094 143 140 3 13 0 8 0 fdescpl 496 22815 0 22784 7 2 5 6 0 8 0 filepl 152 145679 0 145442 281 264 17 22 0 8 7 lockfpl 104 4252 0 4250 5 4 1 2 0 8 0 lockfspl 48 1098 0 1096 1 0 1 1 0 8 0 sessionpl 144 69 0 53 1 0 1 1 0 8 0 pgrppl 48 309 0 293 1 0 1 1 0 8 0 ucredpl 104 16878 0 16860 1 0 1 1 0 8 0 zombiepl 144 22784 0 22784 2 1 1 1 0 8 1 processpl 1072 22833 0 22784 5 1 4 5 0 8 0 procpl 696 63462 0 63395 31 22 9 9 0 8 1 sosppl 168 415 0 415 44 44 0 1 0 8 0 sockpl 488 51274 0 51247 981 953 28 34 0 8 24 mcl64k 65536 73 0 0 6 3 3 3 0 8 0 mcl16k 16384 65 0 0 5 2 3 3 0 8 0 mcl12k 12288 49 0 0 3 1 2 2 0 8 0 mcl9k 9216 66 0 0 5 1 4 4 0 8 0 mcl8k 8192 34 0 0 4 1 3 3 0 8 0 mcl4k 4096 57 0 0 4 1 3 3 0 8 0 mcl2k2 2112 9 0 0 1 0 1 1 0 8 0 mcl2k 2048 524 0 0 36 17 19 36 0 8 0 mtagpl 96 6 0 0 1 0 1 1 0 8 0 mbufpl 256 2352 0 0 78 0 78 78 0 8 0 bufpl 288 42190 0 35872 452 0 452 452 0 8 0 anonpl 24 2237544 0 2226995 237 146 91 97 0 186 0 amapchunkpl 152 709492 0 708751 155 117 38 46 0 158 2 amappl16 200 46091 0 45817 276 252 24 28 0 8 8 amappl15 192 16 0 16 1 1 0 1 0 8 0 amappl14 184 333 0 316 2 1 1 2 0 8 0 amappl13 176 34 0 32 1 0 1 1 0 8 0 amappl12 168 24142 0 24107 2 0 2 2 0 8 0 amappl11 160 56 0 45 1 0 1 1 0 8 0 amappl10 152 152 0 139 1 0 1 1 0 8 0 amappl9 144 363 0 362 2 1 1 2 0 8 0 amappl8 136 1231 0 989 9 0 9 9 0 8 0 amappl7 128 153 0 131 1 0 1 1 0 8 0 amappl6 120 738 0 714 2 1 1 2 0 8 0 amappl5 112 783 0 777 1 0 1 1 0 8 0 amappl4 104 1688 0 1645 2 0 2 2 0 8 0 amappl3 96 138660 0 138584 7 3 4 4 0 8 1 amappl2 88 23909 0 23841 4 2 2 3 0 8 0 amappl1 80 90257 0 89739 22 9 13 22 0 8 0 amappl 88 222879 0 222661 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 72 136 0 6 3 0 3 3 0 8 0 uaddrrnd 24 22815 0 22784 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 22815 0 22784 1 0 1 1 0 8 0 vmmpekpl 168 181647 0 181577 4 0 4 4 0 8 0 vmmpepl 168 1328393 0 1326059 393 268 125 142 0 357 4 vmsppl 464 22814 0 22784 7 2 5 6 0 8 0 rwobjpl 56 330087 0 322479 121 9 112 112 0 8 0 pdppl 4096 45638 0 45568 763 681 82 96 0 8 12 pvpl 32 6623090 0 6606815 763 590 173 361 0 265 5 pmappl 248 22814 0 22784 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2025 0 1134 26 0 26 26 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82b74ff0) 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+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(ffffffff82cfefd0) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82cfefd0) at __mp_lock+0x133 sys/kern/kern_lock.c:147 intr_handler(ffff80002afe4c40,ffff80000067b300) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge26_untramp() at Xintr_ioapic_edge26_untramp+0x18f __mp_lock(ffffffff82cfefd0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82cfefd0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff80002afe4d90,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(70) at cnputc+0x4f sys/dev/cons.c:218 db_putchar(70) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x6bc sys/kern/subr_prf.c:724 end trace frame: 0xffff80002afe50e0, count: 0 ddb{0}> trace x86_ipi_db(ffffffff82b74ff0) 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+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(ffffffff82cfefd0) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82cfefd0) at __mp_lock+0x133 sys/kern/kern_lock.c:147 intr_handler(ffff80002afe4c40,ffff80000067b300) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge26_untramp() at Xintr_ioapic_edge26_untramp+0x18f __mp_lock(ffffffff82cfefd0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82cfefd0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff80002afe4d90,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(70) at cnputc+0x4f sys/dev/cons.c:218 db_putchar(70) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x6bc sys/kern/subr_prf.c:724 db_printf(ffffffff82817af3) at db_printf+0x89 sys/kern/subr_prf.c:498 panic(ffffffff8278b88a) at panic+0xdb sys/kern/subr_prf.c:216 vop_generic_badop(ffff80002afe51b8) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd807ad8fcf8,fffffd806c218ec8) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628 bwrite(fffffd806c218ec8) at bwrite+0x1f1 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd806c218ec8) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002afe5450) at ufs_mkdir+0x6c4 sys/ufs/ufs/ufs_vnops.c:1235 VOP_MKDIR(fffffd807a10c008,ffff80002afe55b0,ffff80002afe55e0,ffff80002afe54e0) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 domkdirat(ffff8000212738a8,ffffff9c,75c0b5ac6f90,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 syscall(ffff80002afe5760) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002afe5760) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75c0b5ac7000, 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(ffffffff82795727) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff828166a3,ffffffff827d69b1,2a4,ffffffff827ce01f) 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(ffffffff82795727) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff828166a3,ffffffff827d69b1,2a4,ffffffff827ce01f) at __assert+0x29 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x135 end trace frame: 0x0, count: -4