login: panic: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 85782 14660 0 0x8000000 0x4000000 0 syz-executor.6 432759 39396 0 0x8000000 0 1 syz-executor.0 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828ef8e0) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82de1df0,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82de1df0,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82de1be8) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82de1be8) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82de1be8) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff80002bc98120,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x95 kd_claim sys/dev/kcov.c:637 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x95 sys/dev/kcov.c:162 pool_lock_mtx_assert_locked(ffffffff82e57350) at pool_lock_mtx_assert_locked+0x28 sys/kern/subr_pool.c:2216 pool_do_get(ffffffff82e57350,9,ffff80002bc98328) at pool_do_get+0x45 sys/kern/subr_pool.c:697 pool_get(ffffffff82e57350,9) at pool_get+0xf0 sys/kern/subr_pool.c:582 uvmspace_alloc(0,1000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff80002bcb4008,ffff800037411750) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e5f000,ffff800037411750) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e5f000,1,ffff800037411750) at vmmioctl+0x2de end trace frame: 0xffff80002bc985c0, 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: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828ef8e0) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82de1df0,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82de1df0,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82de1be8) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82de1be8) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82de1be8) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff80002bc98120,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x95 kd_claim sys/dev/kcov.c:637 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x95 sys/dev/kcov.c:162 pool_lock_mtx_assert_locked(ffffffff82e57350) at pool_lock_mtx_assert_locked+0x28 sys/kern/subr_pool.c:2216 pool_do_get(ffffffff82e57350,9,ffff80002bc98328) at pool_do_get+0x45 sys/kern/subr_pool.c:697 pool_get(ffffffff82e57350,9) at pool_get+0xf0 sys/kern/subr_pool.c:582 uvmspace_alloc(0,1000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff80002bcb4008,ffff800037411750) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e5f000,ffff800037411750) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e5f000,1,ffff800037411750) at vmmioctl+0x2de VOP_IOCTL(fffffd807e782a28,c2585601,ffff800000e5f000,1,fffffd807f7d3820,ffff800037411750) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806b81be58,c2585601,ffff800000e5f000,ffff800037411750) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff800037411750,ffff80002bc988c0,ffff80002bc98810) at sys_ioctl+0x4a9 syscall(ffff80002bc988c0) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff80002bc988c0) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf3f6720a0e0, count: -19 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002bc97f10 rbx 0xffffffff82cafd77 cpu_info_full_primary+0x2d77 rdx 0xffff800000e04fc0 rcx 0xffff800037411750 rax 0xffffffff82caeff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xa369da7f39dce59d r11 0x74cf187c6a186c33 r12 0xffffffff82cafb78 cpu_info_full_primary+0x2b78 r13 0 r14 0 r15 0x1 rip 0xffffffff814eda4c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002bc97f00 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.6) tid=85782 pid=14660 tcnt=2 stat=onproc flags process=8000000 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff800037411230,0xffff800037410a90 process=0xffff8000ffff2c78 user=0xffff80002bc93000, vmspace=0xfffffd806aa458a8 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=0, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 14660 403651 63055 0 2 0x8000000 syz-executor.6 *14660 85782 63055 0 7 0xc000000 syz-executor.6 91435 174866 45003 0 2 0x9000000 syz-executor.4 91435 97169 45003 0 3 0xd000080 fsleep syz-executor.4 39396 432759 93548 0 7 0x8000000 syz-executor.0 39396 208399 93548 0 3 0xc000080 fifow syz-executor.0 39396 505474 93548 0 3 0xc000080 fifow syz-executor.0 39396 260445 93548 0 2 0xc000000 syz-executor.0 69798 308729 1 0 3 0x18100083 ttyin getty 91711 13773 23583 0 3 0x8000002 biowait syz-executor.2 40721 289423 0 0 3 0x14200 acct acct 93548 519700 23583 0 3 0x8000082 nanoslp syz-executor.0 63055 111468 23583 0 3 0x8000082 nanoslp syz-executor.6 33527 502914 23583 0 2 0x8000002 syz-executor.7 25861 350075 23583 0 2 0x8000002 syz-executor.5 19549 279098 23583 0 2 0x8000002 syz-executor.1 81012 514900 0 0 3 0x14200 bored sosplice 72052 215798 23583 0 2 0x8000002 syz-executor.3 45003 102786 23583 0 3 0x8000082 nanoslp syz-executor.4 23583 394932 22847 0 3 0x1a000082 wait syz-fuzzer 23583 351673 22847 0 3 0x1e000082 nanoslp syz-fuzzer 23583 460447 22847 0 3 0x1e000082 thrsleep syz-fuzzer 23583 250253 22847 0 3 0x1e000082 wait syz-fuzzer 23583 297352 22847 0 3 0x1e000082 thrsleep syz-fuzzer 23583 51826 22847 0 3 0x1e000082 wait syz-fuzzer 23583 148444 22847 0 3 0x1e000082 wait syz-fuzzer 23583 33420 22847 0 3 0x1e000082 thrsleep syz-fuzzer 23583 82774 22847 0 3 0x1e000082 thrsleep syz-fuzzer 23583 133556 22847 0 3 0x1e000082 wait syz-fuzzer 23583 44807 22847 0 3 0x1e000082 thrsleep syz-fuzzer 23583 447468 22847 0 3 0x1e000082 thrsleep syz-fuzzer 23583 262638 22847 0 3 0x1e000082 wait syz-fuzzer 23583 71885 22847 0 3 0x1e000082 wait syz-fuzzer 23583 405580 22847 0 3 0x1e000082 wait syz-fuzzer 23583 63411 22847 0 3 0x1e000082 kqread syz-fuzzer 22847 104146 17460 0 3 0x810008a sigsusp ksh 17460 445281 6109 0 3 0x1800009a kqread sshd 6109 56992 1 0 3 0x18000088 kqread sshd 47520 269872 52474 73 3 0x19100010 ffs_fsync syslogd 52474 391884 1 0 3 0x18100082 sbwait syslogd 25061 207523 1 0 3 0x18100080 kqread resolvd 46592 165367 96070 77 3 0x18100092 kqread dhcpleased 75932 176931 96070 77 3 0x18100092 kqread dhcpleased 96070 85884 1 0 3 0x18000080 kqread dhcpleased 1690 284514 0 0 3 0x14200 bored smr 11595 99007 0 0 2 0x14200 zerothread 55135 498065 0 0 3 0x14200 aiodoned aiodoned 46760 109384 0 0 3 0x14200 syncer update 7720 40385 0 0 3 0x14200 cleaner cleaner 94167 359428 0 0 3 0x14200 reaper reaper 1357 415895 0 0 3 0x14200 pgdaemon pagedaemon 3116 254541 0 0 3 0x14200 bored viomb 62512 423425 0 0 3 0x40014200 acpi0 acpi0 64790 431477 0 0 3 0x40014200 idle1 25216 233605 0 0 3 0x14200 bored softnet3 56876 353368 0 0 3 0x14200 bored softnet2 78049 262843 0 0 3 0x14200 bored softnet1 5430 450261 0 0 3 0x14200 bored softnet0 66837 375109 0 0 3 0x14200 bored systqmp 73802 162964 0 0 3 0x14200 bored systq 30861 235694 0 0 3 0x14200 tmoslp softclockmp 6757 393501 0 0 3 0x40014200 tmoslp softclock 72387 436213 0 0 3 0x40014200 idle0 1 464851 0 0 3 0x8080082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex vmsppl r = 0 (0xffffffff82e57360) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1157 #1 mtx_enter_try+0x103 #2 mtx_enter+0x4e sys/kern/kern_lock.c:266 #3 pool_get+0xc4 sys/kern/subr_pool.c:579 #4 uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 #5 vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 #6 vm_create+0x13e sys/dev/vmm/vmm.c:388 #7 vmmioctl+0x2de #8 VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 #9 vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 #10 sys_ioctl+0x4a9 #11 syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] #11 syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 Process 91711 (syz-executor.2) thread 0xffff800037410040 (13773) exclusive rrwlock inode r = 0 (0xfffffd806a24fd60) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1157 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x1e4 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xe6 sys/ufs/ufs/ufs_vnops.c:1117 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3077 #10 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #10 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806ed531b8) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1157 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd3 sys/kern/vfs_lookup.c:418 #6 namei+0x56a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3062 #8 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #8 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 47520 (syslogd) thread 0xffff8000ffffdc40 (269872) exclusive rrwlock inode r = 0 (0xfffffd806e7455f0) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1157 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0xf1 sys/kern/vfs_syscalls.c:2904 #6 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #6 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10192 6422K 8986K 166960K 12559 0 pcb 18 12K 12K 166960K 217 0 rtable 190 14K 16K 166960K 770 0 pf 36 10K 11K 166960K 106 0 ifaddr 40 14K 15K 166960K 109 0 ifgroup 65 2K 3K 166960K 166 0 sysctl 2 1K 1K 166960K 3 0 counters 70 37K 37K 166960K 118 0 ioctlops 1 1K 4K 166960K 1556 0 iov 0 0K 24K 166960K 99 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1365 86K 86K 166960K 2258 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 45 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 111 0 dirhash 12 2K 3K 166960K 45 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 13 45K 77K 166960K 1437 0 sigio 0 0K 0K 166960K 18 0 proc 58 79K 115K 166960K 879 0 subproc 104 6K 6K 166960K 221 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 208 0 in_multi 72 5K 7K 166960K 252 0 ether_multi 1 0K 0K 166960K 12 0 mrt 2 0K 0K 166960K 8 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 91 413K 413K 166960K 91 0 exec 0 0K 1K 166960K 634 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 263 92K 111K 166960K 14693 0 UVM aobj 73 7K 7K 166960K 79 0 pinsyscall 33 66K 100K 166960K 2828 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 85 0 NDP 14 0K 1K 166960K 72 0 temp 75 6820K 14751K 166960K 47863 0 kqueue 12 18K 28K 166960K 233 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 188 0 185 1 0 1 1 0 8 0 rtentry 112 241 0 159 4 0 4 4 0 8 0 unpcb 144 1079 0 1060 2 1 1 2 0 8 0 syncache 336 12 0 12 7 7 0 1 0 8 0 tcpcb 808 400 0 393 10 9 1 2 0 8 0 arp 120 43 0 31 1 0 1 1 0 8 0 inpcb 384 1500 0 1488 9 7 2 3 0 8 0 nd6 136 61 0 40 1 0 1 1 0 8 0 pkpcb 40 5 0 5 5 5 0 1 0 8 0 kcovpl 48 17 0 9 1 0 1 1 0 8 0 ppxss 1168 4 0 4 3 3 0 1 0 8 0 pffrag 232 16 0 12 1 0 1 1 0 482 0 pffrnode 88 14 0 10 1 0 1 1 0 8 0 pffrent 40 150 0 146 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 24 137 0 90 1 0 1 1 0 8 0 pfstkey 128 137 0 90 2 0 2 2 0 8 0 pfstate 376 137 0 90 6 0 6 6 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 904 0 550 40 17 23 29 0 8 0 art_table 32 905 0 550 4 0 4 4 0 8 0 art_node 16 235 0 161 1 0 1 1 0 8 0 sysvmsgpl 40 30 0 17 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 109 0 99 1 0 1 1 0 8 0 shmpl 112 76 0 6 2 0 2 2 0 8 0 dirhash 1024 39 0 22 3 0 3 3 0 8 0 dino2pl 256 3806 0 2286 96 0 96 96 0 8 0 ffsino 272 3806 0 2286 102 0 102 102 0 8 0 nchpl 144 6198 0 5605 67 39 28 67 0 8 0 uvmvnodes 80 4442 0 0 91 0 91 91 0 8 0 vnodes 216 4442 0 0 247 0 247 247 0 8 0 namei 1024 21224 0 21223 4 3 1 2 0 8 0 percpumem 16 73 0 24 1 0 1 1 0 8 0 vcpupl 3904 4 0 1 2 1 1 1 0 8 0 vmpool 696 9 0 5 2 1 1 1 0 8 0 kstatmem 264 76 0 48 4 1 3 3 0 8 0 scsiplug 72 6 0 6 5 5 0 1 0 8 0 scxspl 216 38898 0 38896 13 12 1 7 1 8 0 plimitpl 152 298 0 283 1 0 1 1 0 8 0 sigapl 424 1755 0 1710 9 3 6 8 0 8 0 futexpl 64 22355 0 22354 4 3 1 1 0 8 0 knotepl 120 612 0 0 19 0 19 19 0 8 0 kqueuepl 216 465 0 456 1 0 1 1 0 8 0 pipepl 320 313 0 285 3 0 3 3 0 8 0 fdescpl 496 1712 0 1688 5 0 5 5 0 8 0 filepl 152 10914 0 10667 11 0 11 11 0 8 0 lockfpl 104 392 0 389 1 0 1 1 0 8 0 lockfspl 48 170 0 167 1 0 1 1 0 8 0 sessionpl 144 35 0 19 1 0 1 1 0 8 0 pgrppl 48 54 0 38 1 0 1 1 0 8 0 ucredpl 104 1986 0 1976 1 0 1 1 0 8 0 zombiepl 144 1711 0 1710 1 0 1 1 0 8 0 processpl 1136 1755 0 1710 5 1 4 5 0 8 0 procpl 656 3271 0 3206 9 2 7 8 0 8 0 srpgc 96 10 0 10 3 3 0 1 0 8 0 sosppl 168 13 0 13 6 6 0 1 0 8 0 sockpl 664 2795 0 2761 17 14 3 6 0 8 0 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 313 0 0 39 0 39 39 0 8 0 mtagpl 96 5 0 0 1 0 1 1 0 8 0 mbufpl 256 460 0 0 22 0 22 22 0 8 0 bufpl 280 9636 0 2490 511 0 511 511 0 8 0 anonpl 24 348361 0 342283 114 47 67 88 0 186 8 amapchunkpl 152 48869 0 48267 62 25 37 40 0 158 8 amappl16 200 8271 0 8123 65 55 10 34 0 8 0 amappl15 192 41 0 39 1 0 1 1 0 8 0 amappl14 184 179 0 169 2 1 1 2 0 8 0 amappl13 176 63 0 63 1 1 0 1 0 8 0 amappl12 168 2514 0 2487 2 0 2 2 0 8 0 amappl11 160 47 0 36 1 0 1 1 0 8 0 amappl10 152 52 0 42 1 0 1 1 0 8 0 amappl9 144 160 0 160 3 3 0 1 0 8 0 amappl8 136 135 0 99 2 0 2 2 0 8 0 amappl7 128 49 0 36 1 0 1 1 0 8 0 amappl6 120 464 0 444 2 0 2 2 0 8 0 amappl5 112 205 0 193 1 0 1 1 0 8 0 amappl4 104 601 0 570 2 1 1 2 0 8 0 amappl3 96 9769 0 9700 3 0 3 3 0 8 0 amappl2 88 2142 0 2076 4 2 2 4 0 8 0 amappl1 80 14208 0 13721 22 10 12 22 0 8 0 amappl 88 13997 0 13826 7 1 6 6 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 78 0 6 3 1 2 2 0 8 0 uaddrrnd 24 1720 0 1693 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1720 0 1693 1 0 1 1 0 8 0 vmmpekpl 168 16096 0 16040 3 0 3 3 0 8 0 vmmpepl 168 124200 0 122468 153 62 91 116 0 357 0 vmsppl 440 1719 0 1693 4 0 4 4 0 8 0 rwobjpl 56 40207 0 34615 84 5 79 79 0 8 0 pdppl 4096 3447 0 3389 158 96 62 71 0 8 4 pvpl 32 49168 0 0 398 1 397 397 0 265 0 pmappl 248 1719 0 1693 2 0 2 2 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 492 0 137 11 0 11 11 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828ef8e0) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82de1df0,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82de1df0,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82de1be8) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82de1be8) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82de1be8) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff80002bc98120,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x95 kd_claim sys/dev/kcov.c:637 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x95 sys/dev/kcov.c:162 pool_lock_mtx_assert_locked(ffffffff82e57350) at pool_lock_mtx_assert_locked+0x28 sys/kern/subr_pool.c:2216 pool_do_get(ffffffff82e57350,9,ffff80002bc98328) at pool_do_get+0x45 sys/kern/subr_pool.c:697 pool_get(ffffffff82e57350,9) at pool_get+0xf0 sys/kern/subr_pool.c:582 uvmspace_alloc(0,1000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff80002bcb4008,ffff800037411750) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e5f000,ffff800037411750) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e5f000,1,ffff800037411750) at vmmioctl+0x2de VOP_IOCTL(fffffd807e782a28,c2585601,ffff800000e5f000,1,fffffd807f7d3820,ffff800037411750) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806b81be58,c2585601,ffff800000e5f000,ffff800037411750) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff800037411750,ffff80002bc988c0,ffff80002bc98810) at sys_ioctl+0x4a9 syscall(ffff80002bc988c0) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff80002bc988c0) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf3f6720a0e0, count: -19 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800029cebff0) 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+0x27 end of kernel end trace frame: 0x7612a38be040, count: 12 ddb{1}> trace x86_ipi_db(ffff800029cebff0) 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+0x27 end of kernel end trace frame: 0x7612a38be040, count: -3