panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *446885 47142 0 0 0x4000000 0K syz-executor 14067 47142 0 0 0x4000000 1 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8351537d) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffff78066f55020,200000e70000,200000e7e000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffff78066f55020,200000e70000,200000e81000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffff78066f55020,200000e70000,200000e81000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80002a22b770,200000e704c0,10000,1,ffff800038394188) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff831c1970,d02,0,ffffffff831c21a0,ffff800038394468) at physio+0x257 sys/kern/kern_physio.c:139 spec_write(ffff8000383942b0) at spec_write+0x11f sys/kern/spec_vnops.c:302 VOP_WRITE(fffff78073597288,ffff800038394468,5,fffff780097fd750) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffff78073e21190,ffff800038394468,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff80002a22b770,26,ffff800038394468,0,ffff800038394520) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80002a22b770,ffff8000383945d0,ffff800038394520) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff8000383945d0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000383945d0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf04758aad70, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: uvm_fault_unwire_locked: address not in map ddb{0}> show kasan No such command ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8351537d) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffff78066f55020,200000e70000,200000e7e000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffff78066f55020,200000e70000,200000e81000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffff78066f55020,200000e70000,200000e81000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80002a22b770,200000e704c0,10000,1,ffff800038394188) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff831c1970,d02,0,ffffffff831c21a0,ffff800038394468) at physio+0x257 sys/kern/kern_physio.c:139 spec_write(ffff8000383942b0) at spec_write+0x11f sys/kern/spec_vnops.c:302 VOP_WRITE(fffff78073597288,ffff800038394468,5,fffff780097fd750) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffff78073e21190,ffff800038394468,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff80002a22b770,26,ffff800038394468,0,ffff800038394520) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80002a22b770,ffff8000383945d0,ffff800038394520) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff8000383945d0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000383945d0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf04758aad70, count: -13 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800038393ed0 rbx 0xffffffff83982e0f cpu_info_full_primary+0x2e0f rdx 0 rcx 0xffff80002a22b770 rax 0xffffffff83981ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x963fa1d6c292ac44 r11 0x4801a1ce2b1aa621 r12 0xffffffff83982c10 cpu_info_full_primary+0x2c10 r13 0 r14 0 r15 0x1 rip 0xffffffff816f2055 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800038393ec0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=446885 pid=47142 tcnt=7 stat=onproc flags process=0 proc=4000000 runpri=36, usrpri=70, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a22a548,0xffff80002a22b4e8 process=0xffff800045fedd28 user=0xffff80003838f000, vmspace=0xfffff78066f55020 estcpu=20, cpticks=16, pctcpu=0.0, user=0, sys=16, intr=0 ddb{0}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 47142 291559 25710 0 2 0 0 syz-executor *47142 446885 25710 0 7 0 0x4000000 syz-executor 47142 480431 25710 0 2 0 0x4000080 syz-executor 47142 425433 25710 0 2 0 0x4000000 syz-executor 47142 14067 25710 0 7 0 0x4000000 syz-executor 47142 166352 25710 0 2 0 0x4000000 syz-executor 47142 243570 25710 0 3 0 0x4000080 fsleep syz-executor 31410 164638 36365 0 2 0x2 0 syz-executor 39719 347501 74435 0 3 0x100002 0x80 sbwait ndp 74435 136290 50849 0 3 0x100002 0x88 sigsusp sh 50849 158619 36365 0 3 0x2 0x80 wait syz-executor 67047 505371 36365 0 3 0x2 0x80 piperd syz-executor 17245 152498 36365 0 3 0x2 0x80 piperd syz-executor 25710 167737 36365 0 3 0x2 0x80 nanoslp syz-executor 21613 99382 36365 0 3 0x2 0 getblk syz-executor 36365 43277 55510 0 3 0x2 0x80 wait syz-executor 55510 356912 85719 0 3 0x100002 0x88 sigsusp ksh 85719 398273 84892 0 3 0x10 0x88 kqread sshd-session 84892 152525 99124 0 3 0x12 0x80 kqread sshd-session 10131 500087 1 0 3 0x100003 0x80 ttyin getty 99124 492509 1 0 3 0 0x88 kqread sshd 42807 332150 38211 74 3 0x1100012 0x80 bpf pflogd 38211 407493 1 0 3 0 0x80 sbwait pflogd 80333 151601 36304 73 3 0x1100010 0x80 kqread syslogd 36304 221966 1 0 3 0x100002 0x80 sbwait syslogd 74159 5972 1 0 3 0x100000 0x80 kqread resolvd 32970 274886 78746 77 3 0x100012 0x80 kqread dhcpleased 21549 419274 78746 77 3 0x100012 0x80 kqread dhcpleased 78746 468223 1 0 3 0 0x80 kqread dhcpleased 22199 322634 0 0 3 0x14000 0x200 bored smr 92889 247437 0 0 2 0x14000 0x200 zerothread 21101 375193 0 0 3 0x14000 0x200 aiodoned aiodoned 15927 445474 0 0 3 0x14000 0x200 syncer update 83323 371415 0 0 3 0x14000 0x200 cleaner cleaner 27175 478405 0 0 3 0x14000 0x200 reaper reaper 90739 8961 0 0 3 0x14000 0x200 pgdaemon pagedaemon 42507 189295 0 0 3 0x14000 0x200 bored viomb 64810 492524 0 0 3 0x14000 0x40000200 acpi0 acpi0 5527 334946 0 0 3 0x14000 0x40000200 idle1 21659 108831 0 0 3 0x14000 0x200 bored softnet1 54984 393376 0 0 3 0x14000 0x200 bored softnet0 53692 470214 0 0 3 0x14000 0x200 smrbar systqmp 69422 241519 0 0 3 0x14000 0x200 bored systq 22025 3649 0 0 3 0x14000 0x200 tmoslp softclockmp 98537 123528 0 0 3 0x14000 0x40000200 tmoslp softclock 63224 323056 0 0 3 0x14000 0x40000200 idle0 1 437032 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{0}> show all locks Process 47142 (syz-executor) thread 0xffff80002a22b770 (446885) shared rwlock vmmaplk r = 0 (0xfffff78066f55120) #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_write+0x11f sys/kern/spec_vnops.c:302 #6 VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 #7 vn_write+0x1d3 sys/kern/vfs_vnops.c:414 #8 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #9 sys_write+0xa2 sys/kern/sys_generic.c:300 #10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #11 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839f32c0) #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_write+0x11f sys/kern/spec_vnops.c:302 #11 VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 #12 vn_write+0x1d3 sys/kern/vfs_vnops.c:414 #13 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #14 sys_write+0xa2 sys/kern/sys_generic.c:300 #15 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #15 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #16 Xsyscall+0x128 Process 47142 (syz-executor) thread 0xffff800045fe8558 (14067) uvm_fault(0xfffff78066f55020, 0x0, 0, 1) -> e kernel: page fault trap, code=0 Faulted in DDB; continuing... ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11059 12148K 12158K 166960K 12186 0 pcb 17 13K 13K 166960K 44 0 rtable 222 6K 7K 166960K 530 0 pf 31 16K 24K 166960K 88 0 ifaddr 40 7K 7K 166960K 68 0 ifgroup 48 2K 2K 166960K 75 0 sysctl 1 1K 9K 166960K 5 0 counters 68 36K 37K 166960K 80 0 ioctlops 0 0K 4K 166960K 1509 0 iov 0 0K 12K 166960K 5 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1291 81K 82K 166960K 1494 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 4 0K 0K 166960K 4 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 12 41K 97K 166960K 279 0 proc 72 115K 180K 166960K 698 0 subproc 63 3K 4K 166960K 117 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 9 0 in_multi 92 6K 6K 166960K 158 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 9 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 73 334K 334K 166960K 73 0 exec 0 0K 1K 166960K 458 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 200 160K 178K 166960K 4209 0 UVM aobj 4 2K 2K 166960K 4 0 pinsyscall 38 76K 106K 166960K 1595 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 15 0K 2K 166960K 43 0 temp 30 9121K 9138K 166960K 4314 0 kqueue 13 20K 24K 166960K 36 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 28 0 0 1 0 1 1 0 8 0 rtpcb 120 56 0 52 1 0 1 1 0 8 0 rtentry 176 167 0 68 6 0 6 6 0 8 0 unpcb 144 71 0 54 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 27 0 23 1 0 1 1 0 8 0 arp 136 28 0 12 1 0 1 1 0 8 0 inpcb 328 185 0 144 4 0 4 4 0 8 0 nd6 152 39 0 18 1 0 1 1 0 8 0 pkpcb 40 3 0 3 1 0 1 1 0 8 1 kcovpl 48 13 0 6 1 0 1 1 0 8 0 pffrag 232 2 0 0 1 0 1 1 0 482 0 pffrnode 88 2 0 0 1 0 1 1 0 8 0 pffrent 40 2 0 0 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 pfanchor 1288 6 0 6 1 0 1 1 0 8 1 pfstitem 24 36 0 0 1 0 1 1 0 8 0 pfstkey 128 36 0 0 2 0 2 2 0 8 0 pfstate 448 36 0 0 4 0 4 4 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 0 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 675 0 220 29 0 29 29 0 8 0 art_table 40 676 0 220 5 0 5 5 0 8 0 art_node 32 167 0 66 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 72 2 0 0 1 0 1 1 0 8 0 shmpl 120 1 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1734 0 257 93 0 93 93 0 8 0 ffsino 296 1734 0 257 114 0 114 114 0 8 0 nchpl 144 2017 0 303 64 0 64 64 0 8 0 vnodes 216 1897 0 0 106 0 106 106 0 8 0 namei 1024 7592 0 7591 3 1 2 2 0 8 1 percpumem 16 56 0 6 1 0 1 1 0 8 0 kstatmem 264 37 0 12 2 0 2 2 0 8 0 scxspl 216 6871 0 6871 4 3 1 3 1 8 1 plimitpl 152 46 0 29 1 0 1 1 0 8 0 sigapl 424 595 0 552 7 0 7 7 0 8 1 knotepl 120 320 0 0 10 0 10 10 0 8 0 kqueuepl 224 36 0 27 1 0 1 1 0 8 0 pipepl 344 149 0 122 3 0 3 3 0 8 0 fdescpl 528 579 0 553 3 0 3 3 0 8 0 filepl 160 2244 0 2011 11 0 11 11 0 8 0 lockfpl 104 55 0 52 1 0 1 1 0 8 0 lockfspl 48 22 0 19 1 0 1 1 0 8 0 sessionpl 144 32 0 23 1 0 1 1 0 8 0 pgrppl 48 48 0 31 1 0 1 1 0 8 0 ucredpl 104 291 0 278 1 0 1 1 0 8 0 zombiepl 144 554 0 552 1 0 1 1 0 8 0 processpl 1240 595 0 552 5 0 5 5 0 8 0 procpl 664 720 0 671 6 0 6 6 0 8 0 sockpl 752 319 0 257 7 0 7 7 0 8 0 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k128 9344 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 116 0 0 15 0 15 15 0 8 0 mcl2k 2048 30 0 0 4 0 4 4 0 8 0 mextrefs 64 27 0 0 1 0 1 1 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 281 0 0 18 0 18 18 0 8 0 bufpl 272 2403 0 105 154 0 154 154 0 8 0 anonpl 32 6831 0 0 56 0 56 56 0 247 0 amapchunkpl 152 11622 0 11256 23 0 23 23 0 158 3 amappl16 200 2214 0 2007 15 2 13 13 0 8 0 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 501 0 499 1 0 1 1 0 8 0 amappl13 176 134 0 121 1 0 1 1 0 8 0 amappl12 168 856 0 831 2 0 2 2 0 8 0 amappl11 160 5 0 5 1 1 0 1 0 8 0 amappl10 152 64 0 50 1 0 1 1 0 8 0 amappl9 144 277 0 277 1 1 0 1 0 8 0 amappl8 136 121 0 119 1 0 1 1 0 8 0 amappl7 128 160 0 146 1 0 1 1 0 8 0 amappl6 120 207 0 205 1 0 1 1 0 8 0 amappl5 112 105 0 94 1 0 1 1 0 8 0 amappl4 104 328 0 308 1 0 1 1 0 8 0 amappl3 96 2024 0 1953 3 0 3 3 0 8 0 amappl2 88 686 0 617 2 0 2 2 0 8 0 amappl1 80 11528 0 10925 15 0 15 15 0 8 0 amappl 88 3371 0 3248 5 0 5 5 0 92 0 uvmvnodes 80 101 0 0 3 0 3 3 0 8 0 dma16384 16384 1 0 1 1 0 1 1 0 8 1 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 7 0 7 2 1 1 1 0 8 1 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 3 0 0 1 0 1 1 0 8 0 uaddrrnd 24 579 0 553 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 579 0 553 1 0 1 1 0 8 0 vmmpekpl 168 6750 0 6710 3 0 3 3 0 8 0 vmmpepl 168 47273 0 45452 91 0 91 91 0 357 0 vmsppl 488 578 0 553 5 0 5 5 0 8 0 rwobjpl 80 16923 0 15734 26 0 26 26 0 8 0 pdppl 4096 1165 0 1106 109 34 75 87 0 8 16 pvpl 32 12116 0 0 99 1 98 98 0 265 0 pmappl 256 578 0 553 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 448 0 38 12 0 12 12 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8351537d) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffff78066f55020,200000e70000,200000e7e000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffff78066f55020,200000e70000,200000e81000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffff78066f55020,200000e70000,200000e81000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80002a22b770,200000e704c0,10000,1,ffff800038394188) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff831c1970,d02,0,ffffffff831c21a0,ffff800038394468) at physio+0x257 sys/kern/kern_physio.c:139 spec_write(ffff8000383942b0) at spec_write+0x11f sys/kern/spec_vnops.c:302 VOP_WRITE(fffff78073597288,ffff800038394468,5,fffff780097fd750) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffff78073e21190,ffff800038394468,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff80002a22b770,26,ffff800038394468,0,ffff800038394520) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80002a22b770,ffff8000383945d0,ffff800038394520) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff8000383945d0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000383945d0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf04758aad70, count: -13 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff80002999dff0) 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 uvm_pmr_freepages(fffff78008230f00,1) at uvm_pmr_freepages+0x14c sys/uvm/uvm_pmemrange.c:1301 uvm_anfree(fffff780607e6748) at uvm_anfree+0xe9 sys/uvm/uvm_anon.c:112 amap_wipeout(fffff78067a2f118) at amap_wipeout+0x1d6 sys/uvm/uvm_amap.c:-1 uvm_unmap_detach(ffff80002a798000,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359 sys_munmap(ffff800045fe8558,ffff80002a798140,ffff80002a798090) at sys_munmap+0x329 sys/uvm/uvm_mmap.c:544 syscall(ffff80002a798140) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a798140) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf04681b7c40, count: 5 ddb{1}> trace x86_ipi_db(ffff80002999dff0) 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 uvm_pmr_freepages(fffff78008230f00,1) at uvm_pmr_freepages+0x14c sys/uvm/uvm_pmemrange.c:1301 uvm_anfree(fffff780607e6748) at uvm_anfree+0xe9 sys/uvm/uvm_anon.c:112 amap_wipeout(fffff78067a2f118) at amap_wipeout+0x1d6 sys/uvm/uvm_amap.c:-1 uvm_unmap_detach(ffff80002a798000,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359 sys_munmap(ffff800045fe8558,ffff80002a798140,ffff80002a798090) at sys_munmap+0x329 sys/uvm/uvm_mmap.c:544 syscall(ffff80002a798140) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a798140) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf04681b7c40, count: -10