panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *159134 69949 0 0 0x4000000 1 syz-executor 297520 14053 0 0 0 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833ffa1d) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c9855d0,200000020000,200000024000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffffd806c9855d0,200000020000,200000031000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffffd806c9855d0,200000020000,200000031000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c424d28,200000020040,10000,3,ffff800035bd85f8) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82ab1a60,d02,8000,ffffffff82ab22b0,ffff800035bd88d8) at physio+0x257 sys/kern/kern_physio.c:139 spec_read(ffff800035bd8730) at spec_read+0x14b sys/kern/spec_vnops.c:215 VOP_READ(fffffd80732f32e0,ffff800035bd88d8,0,fffffd80097fd680) at VOP_READ+0x101 sys/kern/vfs_vops.c:227 vn_read(fffffd805de733c0,ffff800035bd88d8,1) at vn_read+0x17b sys/kern/vfs_vnops.c:369 dofilereadv(ffff80003c424d28,3,ffff800035bd88d8,1,ffff800035bd8990) at dofilereadv+0x25a sys/kern/sys_generic.c:252 sys_pread(ffff80003c424d28,ffff800035bd8a40,ffff800035bd8990) at sys_pread+0xae sys/kern/vfs_syscalls.c:3307 syscall(ffff800035bd8a40) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800035bd8a40) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x595ccae3970, count: 2 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 *cpu1: uvm_fault_unwire_locked: address not in map ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833ffa1d) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c9855d0,200000020000,200000024000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffffd806c9855d0,200000020000,200000031000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffffd806c9855d0,200000020000,200000031000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c424d28,200000020040,10000,3,ffff800035bd85f8) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82ab1a60,d02,8000,ffffffff82ab22b0,ffff800035bd88d8) at physio+0x257 sys/kern/kern_physio.c:139 spec_read(ffff800035bd8730) at spec_read+0x14b sys/kern/spec_vnops.c:215 VOP_READ(fffffd80732f32e0,ffff800035bd88d8,0,fffffd80097fd680) at VOP_READ+0x101 sys/kern/vfs_vops.c:227 vn_read(fffffd805de733c0,ffff800035bd88d8,1) at vn_read+0x17b sys/kern/vfs_vnops.c:369 dofilereadv(ffff80003c424d28,3,ffff800035bd88d8,1,ffff800035bd8990) at dofilereadv+0x25a sys/kern/sys_generic.c:252 sys_pread(ffff80003c424d28,ffff800035bd8a40,ffff800035bd8990) at sys_pread+0xae sys/kern/vfs_syscalls.c:3307 syscall(ffff800035bd8a40) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800035bd8a40) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x595ccae3970, count: -13 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800035bd8340 rbx 0xffff8000299dee07 rdx 0xffff80000155dd40 rcx 0xffff80003c424d28 rax 0xffff8000299ddff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x2045f33866e5f7f1 r11 0x61e05e1a853b4110 r12 0xffff8000299dec08 r13 0 r14 0 r15 0x1 rip 0xffffffff82d27e25 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800035bd8330 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=159134 pid=69949 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=36, usrpri=86, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffe8550,0xffff80003c4322e0 process=0xffff8000fffe4030 user=0xffff800035bd3000, vmspace=0xfffffd806c9855d0 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 69949 344164 80372 0 2 0 syz-executor *69949 159134 80372 0 7 0x4000000 syz-executor 69949 281220 80372 0 3 0x4000080 fsleep syz-executor 85835 186659 95205 0 3 0x80 nanoslp syz-executor 85835 62652 95205 0 3 0x4000080 fsleep syz-executor 85835 428278 95205 0 3 0x4000080 ttyout syz-executor 14053 297520 58065 0 7 0 syz-executor 14053 216830 58065 0 3 0x4000080 fsleep syz-executor 14053 171178 58065 0 3 0x4000080 fsleep syz-executor 14053 433630 58065 0 2 0x4000000 syz-executor 25399 424765 61271 0 3 0x82 wait syz-executor 80372 286488 61271 0 3 0x82 nanoslp syz-executor 48570 467228 1 0 3 0x100083 ttyin getty 49600 388823 0 0 3 0x14280 nfsidl nfsio 91519 299430 0 0 3 0x14280 nfsidl nfsio 51478 350755 0 0 3 0x14280 nfsidl nfsio 96618 206973 0 0 3 0x14280 nfsidl nfsio 18454 296371 0 0 3 0x14280 nfsidl nfsio 22058 34708 0 0 3 0x14280 nfsidl nfsio 82807 348857 0 0 3 0x14280 nfsidl nfsio 54715 125087 0 0 3 0x14280 nfsidl nfsio 45099 483300 0 0 3 0x14280 nfsidl nfsio 34132 55504 0 0 3 0x14280 nfsidl nfsio 17092 315561 0 0 3 0x14280 nfsidl nfsio 84305 368145 0 0 3 0x14280 nfsidl nfsio 53523 218279 0 0 3 0x14280 nfsidl nfsio 76533 405263 0 0 3 0x14280 nfsidl nfsio 18409 523123 0 0 3 0x14280 nfsidl nfsio 97773 283424 0 0 3 0x14280 nfsidl nfsio 33276 303830 0 0 3 0x14280 nfsidl nfsio 37808 407196 0 0 3 0x14280 nfsidl nfsio 10064 303930 0 0 3 0x14280 nfsidl nfsio 77438 315674 0 0 3 0x14280 nfsidl nfsio 58065 490097 61271 0 3 0x82 nanoslp syz-executor 99841 164235 61271 0 3 0x82 wait syz-executor 56162 159101 61271 0 3 0x82 wait syz-executor 95205 65833 61271 0 3 0x82 nanoslp syz-executor 39775 46751 61271 0 3 0x82 nanoslp syz-executor 79585 257048 61271 0 3 0x2 biowait syz-executor 61271 287770 41914 0 3 0x82 kqread syz-executor 41914 503365 63813 0 3 0x10008a sigsusp ksh 63813 255358 69151 0 3 0x98 kqread sshd-session 69151 251629 10187 0 3 0x92 kqread sshd-session 10187 464824 1 0 3 0x88 kqread sshd 93657 52207 74123 74 3 0x1100092 bpf pflogd 74123 178481 1 0 3 0x80 sbwait pflogd 82680 239931 86878 73 3 0x1100090 kqread syslogd 86878 83633 1 0 3 0x100082 sbwait syslogd 20958 395158 1 0 3 0x100080 kqread resolvd 95509 14465 75429 77 3 0x100092 kqread dhcpleased 89536 208562 75429 77 3 0x100092 kqread dhcpleased 75429 217949 1 0 3 0x80 kqread dhcpleased 91517 83315 0 0 3 0x14200 bored smr 19415 269537 0 0 3 0x14200 pgzero zerothread 75135 447473 0 0 3 0x14200 aiodoned aiodoned 71078 78984 0 0 3 0x14200 syncer update 79931 424064 0 0 3 0x14200 cleaner cleaner 24743 446037 0 0 3 0x14200 reaper reaper 53202 81063 0 0 3 0x14200 pgdaemon pagedaemon 79513 388321 0 0 3 0x14200 bored viomb 49474 144426 0 0 3 0x40014200 acpi0 acpi0 62306 321694 0 0 3 0x40014200 idle1 3754 264633 0 0 3 0x14200 bored softnet1 24415 45651 0 0 3 0x14200 bored softnet0 16686 305057 0 0 3 0x14200 bored systqmp 49595 94985 0 0 3 0x14200 bored systq 30066 413661 0 0 3 0x14200 tmoslp softclockmp 40223 467958 0 0 3 0x40014200 tmoslp softclock 7743 48514 0 0 3 0x40014200 idle0 1 35339 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 69949 (syz-executor) thread 0xffff80003c424d28 (159134) shared rwlock vmmaplk r = 0 (0xfffffd806c9856d0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvm_fault_wire+0x116 uvm_fault_unwire sys/uvm/uvm_fault.c:1723 [inline] #2 uvm_fault_wire+0x116 sys/uvm/uvm_fault.c:1706 #3 uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 #4 physio+0x257 sys/kern/kern_physio.c:139 #5 spec_read+0x14b sys/kern/spec_vnops.c:215 #6 VOP_READ+0x101 sys/kern/vfs_vops.c:227 #7 vn_read+0x17b sys/kern/vfs_vnops.c:369 #8 dofilereadv+0x25a sys/kern/sys_generic.c:252 #9 sys_pread+0xae sys/kern/vfs_syscalls.c:3307 #10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #11 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff838d11c8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2d8 sys/kern/kern_synch.c:369 #3 rw_do_enter_read+0x309 sys/kern/kern_rwlock.c:-1 #4 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #5 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #6 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #7 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1703 #8 uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 #9 physio+0x257 sys/kern/kern_physio.c:139 #10 spec_read+0x14b sys/kern/spec_vnops.c:215 #11 VOP_READ+0x101 sys/kern/vfs_vops.c:227 #12 vn_read+0x17b sys/kern/vfs_vnops.c:369 #13 dofilereadv+0x25a sys/kern/sys_generic.c:252 #14 sys_pread+0xae sys/kern/vfs_syscalls.c:3307 #15 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #15 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #16 Xsyscall+0x128 Process 69949 (syz-executor) thread 0xffff80003c433790 (281220) uvm_fault(0xfffffd806c9855d0, 0x1, 0, 1) -> e kernel: page fault trap, code=0 Faulted in DDB; continuing... ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11091 12105K 16330K 166960K 14275 0 pcb 18 15K 17K 166960K 247 0 rtable 270 11K 11K 166960K 660 0 pf 39 18K 22K 166960K 195 0 ifaddr 46 8K 8K 166960K 105 0 ifgroup 63 2K 2K 166960K 177 0 sysctl 3 1K 9K 166960K 16 0 counters 74 37K 38K 166960K 184 0 ioctlops 0 0K 4K 166960K 1707 0 iov 0 0K 24K 166960K 88 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1441 91K 91K 166960K 2309 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 10 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 34 0 dirhash 12 2K 2K 166960K 27 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 89K 166960K 1025 0 sigio 0 0K 0K 166960K 78 0 proc 74 115K 164K 166960K 666 0 subproc 72 4K 4K 166960K 90 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 304 0 in_multi 104 7K 8K 166960K 169 0 ether_multi 1 0K 0K 166960K 13 0 mrt 1 0K 0K 166960K 6 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 223 996K 996K 166960K 223 0 exec 0 0K 1K 166960K 596 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 264 172K 191K 166960K 11720 0 UVM aobj 30 7K 9K 166960K 34 0 pinsyscall 42 84K 103K 166960K 2230 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 80 0 NDP 13 0K 2K 166960K 69 0 temp 93 8676K 8746K 166960K 36419 0 kqueue 13 20K 31K 166960K 198 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 104 0 100 1 0 1 1 0 8 0 rtentry 176 198 0 86 6 0 6 6 0 8 0 unpcb 144 597 0 580 6 3 3 4 0 8 2 syncache 336 10 0 10 3 3 0 1 0 8 0 tcpqe 32 4 0 4 3 3 0 1 0 8 0 tcpcb 736 267 0 260 4 0 4 4 0 8 3 arp 136 26 0 7 1 0 1 1 0 8 0 inpcb 328 1178 0 1165 14 8 6 10 0 8 3 ip6q 72 1 0 1 1 1 0 1 0 8 0 ip6af 40 2 0 2 1 1 0 1 0 8 0 nd6 152 34 0 6 2 0 2 2 0 8 0 pkpcb 40 130 0 130 1 1 0 1 0 8 0 kcovpl 48 10 0 2 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 40 0 39 2 1 1 1 0 8 0 pppxif 1504 11 0 10 4 3 1 1 0 8 0 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pffrag 232 9 0 2 1 0 1 1 0 482 0 pffrnode 88 9 0 2 1 0 1 1 0 8 0 pffrent 40 20 0 13 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 pfrktable 1344 1 0 1 1 1 0 1 0 8 0 pfstitem 24 81 0 19 1 0 1 1 0 8 0 pfstkey 128 83 0 21 2 0 2 2 0 8 0 pfstate 448 82 0 20 7 0 7 7 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 5 0 0 5 0 5 5 0 8 0 art_heap4 256 676 0 188 34 3 31 31 0 8 0 art_table 40 681 0 188 5 0 5 5 0 8 0 art_node 32 197 0 95 1 0 1 1 0 8 0 sysvmsgpl 40 12 0 10 2 1 1 1 0 8 0 semapl 112 29 0 19 1 0 1 1 0 8 0 shmpl 112 29 0 3 1 0 1 1 0 8 0 dirhash 1024 28 0 11 3 0 3 3 0 8 0 dino2pl 256 3255 0 1745 96 0 96 96 0 8 0 ffsino 296 3255 0 1745 118 1 117 118 0 8 0 nchpl 144 4760 0 3052 64 0 64 64 0 8 0 rtmask 32 9 0 9 2 1 1 1 0 8 1 vnodes 216 3951 0 0 220 0 220 220 0 8 0 namei 1024 17360 0 17360 3 2 1 2 0 8 1 percpumem 16 107 0 55 1 0 1 1 0 8 0 vcpupl 3968 1 0 0 1 0 1 1 0 8 0 vmpool 848 2 0 1 1 0 1 1 0 8 0 kstatmem 264 100 0 72 4 1 3 3 0 8 0 scsiplug 72 4 0 4 2 1 1 1 0 8 1 scxspl 216 23521 0 23520 10 8 2 8 1 8 1 plimitpl 152 267 0 249 1 0 1 1 0 8 0 sigapl 424 1357 0 1290 9 1 8 8 0 8 0 knotepl 120 688 0 0 21 0 21 21 0 8 0 kqueuepl 224 355 0 345 4 1 3 3 0 8 2 pipepl 344 262 0 235 3 0 3 3 0 8 0 fdescpl 528 1319 0 1288 3 0 3 3 0 8 0 filepl 160 8711 0 8482 23 8 15 15 0 8 3 lockfpl 104 402 0 399 1 0 1 1 0 8 0 lockfspl 48 144 0 141 1 0 1 1 0 8 0 sessionpl 144 30 0 21 1 0 1 1 0 8 0 pgrppl 48 77 0 60 1 0 1 1 0 8 0 ucredpl 104 1305 0 1290 1 0 1 1 0 8 0 zombiepl 144 1743 0 1739 1 0 1 1 0 8 0 processpl 1232 1357 0 1290 7 1 6 6 0 8 0 procpl 664 2923 0 2849 8 0 8 8 0 8 0 sosppl 176 6 0 6 2 1 1 1 0 8 1 sockpl 752 2059 0 2025 22 11 11 13 0 8 7 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 117 0 0 15 0 15 15 0 8 0 mcl2k 2048 33 0 0 5 0 5 5 0 8 0 mtagpl 96 98 0 0 3 0 3 3 0 8 0 mbufpl 256 275 0 0 18 0 18 18 0 8 0 bufpl 280 8787 0 2650 439 0 439 439 0 8 0 anonpl 32 14807 0 0 120 0 120 120 0 246 0 amapchunkpl 152 37960 0 37344 41 10 31 35 0 158 2 amappl16 200 5115 0 4807 46 27 19 30 0 8 2 amappl15 192 81 0 80 1 0 1 1 0 8 0 amappl14 184 6 0 6 1 1 0 1 0 8 0 amappl13 176 465 0 463 1 0 1 1 0 8 0 amappl12 168 1760 0 1718 3 0 3 3 0 8 0 amappl11 160 11 0 11 1 1 0 1 0 8 0 amappl10 152 52 0 38 1 0 1 1 0 8 0 amappl9 144 255 0 254 1 0 1 1 0 8 0 amappl8 136 28 0 25 1 0 1 1 0 8 0 amappl7 128 87 0 85 1 0 1 1 0 8 0 amappl6 120 344 0 331 1 0 1 1 0 8 0 amappl5 112 80 0 69 1 0 1 1 0 8 0 amappl4 104 472 0 442 1 0 1 1 0 8 0 amappl3 96 7536 0 7424 6 2 4 4 0 8 0 amappl2 88 589 0 530 2 0 2 2 0 8 0 amappl1 80 14226 0 13630 16 2 14 15 0 8 0 amappl 88 10775 0 10592 5 0 5 5 0 92 0 uvmvnodes 80 145 0 0 3 0 3 3 0 8 0 dma8192 8192 1 0 1 1 1 0 1 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 dma512 512 1 0 1 1 1 0 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 254 0 254 2 2 0 1 0 8 0 dma64 64 8 0 8 3 3 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 33 0 4 1 0 1 1 0 8 0 uaddrrnd 24 1319 0 1288 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1319 0 1288 1 0 1 1 0 8 0 vmmpekpl 168 12849 0 12796 3 0 3 3 0 8 0 vmmpepl 168 92556 0 90323 125 11 114 118 0 357 11 vmsppl 488 1318 0 1288 6 1 5 5 0 8 0 rwobjpl 80 28038 0 26637 40 6 34 37 0 8 0 pdppl 4096 2649 0 2579 105 31 74 83 0 8 4 pvpl 32 23074 0 0 187 1 186 186 0 265 0 pmappl 256 1320 0 1289 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 310 0 44 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83849ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:584 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:153 __mp_lock(ffffffff838d0fc0) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff838d0fc0) at __mp_lock+0x1a3 sys/kern/kern_lock.c:173 intr_handler(ffff80003c44ab40,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7ad2021979d0, count: 8 ddb{0}> trace x86_ipi_db(ffffffff83849ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:584 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:153 __mp_lock(ffffffff838d0fc0) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff838d0fc0) at __mp_lock+0x1a3 sys/kern/kern_lock.c:173 intr_handler(ffff80003c44ab40,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7ad2021979d0, count: -7 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833ffa1d) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c9855d0,200000020000,200000024000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffffd806c9855d0,200000020000,200000031000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffffd806c9855d0,200000020000,200000031000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c424d28,200000020040,10000,3,ffff800035bd85f8) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82ab1a60,d02,8000,ffffffff82ab22b0,ffff800035bd88d8) at physio+0x257 sys/kern/kern_physio.c:139 spec_read(ffff800035bd8730) at spec_read+0x14b sys/kern/spec_vnops.c:215 VOP_READ(fffffd80732f32e0,ffff800035bd88d8,0,fffffd80097fd680) at VOP_READ+0x101 sys/kern/vfs_vops.c:227 vn_read(fffffd805de733c0,ffff800035bd88d8,1) at vn_read+0x17b sys/kern/vfs_vnops.c:369 dofilereadv(ffff80003c424d28,3,ffff800035bd88d8,1,ffff800035bd8990) at dofilereadv+0x25a sys/kern/sys_generic.c:252 sys_pread(ffff80003c424d28,ffff800035bd8a40,ffff800035bd8990) at sys_pread+0xae sys/kern/vfs_syscalls.c:3307 syscall(ffff800035bd8a40) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800035bd8a40) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x595ccae3970, count: 2 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833ffa1d) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c9855d0,200000020000,200000024000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffffd806c9855d0,200000020000,200000031000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffffd806c9855d0,200000020000,200000031000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c424d28,200000020040,10000,3,ffff800035bd85f8) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82ab1a60,d02,8000,ffffffff82ab22b0,ffff800035bd88d8) at physio+0x257 sys/kern/kern_physio.c:139 spec_read(ffff800035bd8730) at spec_read+0x14b sys/kern/spec_vnops.c:215 VOP_READ(fffffd80732f32e0,ffff800035bd88d8,0,fffffd80097fd680) at VOP_READ+0x101 sys/kern/vfs_vops.c:227 vn_read(fffffd805de733c0,ffff800035bd88d8,1) at vn_read+0x17b sys/kern/vfs_vnops.c:369 dofilereadv(ffff80003c424d28,3,ffff800035bd88d8,1,ffff800035bd8990) at dofilereadv+0x25a sys/kern/sys_generic.c:252 sys_pread(ffff80003c424d28,ffff800035bd8a40,ffff800035bd8990) at sys_pread+0xae sys/kern/vfs_syscalls.c:3307 syscall(ffff800035bd8a40) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800035bd8a40) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x595ccae3970, count: -13