panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *288189 72517 0 0 0x4000000 0K syz-executor 103141 72517 0 0 0x4000000 1 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83504568) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffc800b0631e8,200000990000,200000993000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffffc800b0631e8,200000990000,2000009a1000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffffc800b0631e8,200000990000,2000009a1000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c3b8020,2000009904c0,10000,1,ffff80002a326418) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82601b80,d02,0,ffffffff826023b0,ffff80002a3266f8) at physio+0x257 sys/kern/kern_physio.c:139 spec_write(ffff80002a326540) at spec_write+0x11f sys/kern/spec_vnops.c:302 VOP_WRITE(fffffc8069206298,ffff80002a3266f8,5,fffffc80097fd410) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffffc8060407398,ffff80002a3266f8,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff80003c3b8020,6,ffff80002a3266f8,0,ffff80002a3267b0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80003c3b8020,ffff80002a326860,ffff80002a3267b0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80002a326860) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a326860) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb5c490bb920, 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}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83504568) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffc800b0631e8,200000990000,200000993000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffffc800b0631e8,200000990000,2000009a1000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffffc800b0631e8,200000990000,2000009a1000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c3b8020,2000009904c0,10000,1,ffff80002a326418) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82601b80,d02,0,ffffffff826023b0,ffff80002a3266f8) at physio+0x257 sys/kern/kern_physio.c:139 spec_write(ffff80002a326540) at spec_write+0x11f sys/kern/spec_vnops.c:302 VOP_WRITE(fffffc8069206298,ffff80002a3266f8,5,fffffc80097fd410) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffffc8060407398,ffff80002a3266f8,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff80003c3b8020,6,ffff80002a3266f8,0,ffff80002a3267b0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80003c3b8020,ffff80002a326860,ffff80002a3267b0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80002a326860) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a326860) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb5c490bb920, count: -13 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a326160 rbx 0xffffffff83946e07 cpu_info_full_primary+0x2e07 rdx 0xffff8000015c7b80 rcx 0xffff80003c3b8020 rax 0xffffffff83945ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x4f64b2cc63c0338c r11 0x46b455c24d9efe10 r12 0xffffffff83946c08 cpu_info_full_primary+0x2c08 r13 0 r14 0 r15 0x1 rip 0xffffffff81fb8d35 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a326150 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=288189 pid=72517 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=36, usrpri=80, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c3b9a10,0xffff8000fffee2c0 process=0xffff80002a37e698 user=0xffff80002a321000, vmspace=0xfffffc800b0631e8 estcpu=30, cpticks=13, pctcpu=0.0, user=0, sys=13, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 40779 363596 85114 0 2 0xc80 syz-executor 40779 221759 85114 0 3 0x4000080 ttyin syz-executor 40779 136870 85114 0 3 0x4000080 fsleep syz-executor 40779 521174 85114 0 3 0x4000080 ttyin syz-executor 40779 27179 85114 0 3 0x4000080 fsleep syz-executor 72517 324971 16931 0 2 0 syz-executor *72517 288189 16931 0 7 0x4000000 syz-executor 72517 103141 16931 0 7 0x4000000 syz-executor 84851 141002 0 0 3 0x14200 acct acct 85114 445115 62747 0 2 0xc82 syz-executor 40875 491705 62747 0 3 0x82 piperd syz-executor 60346 517152 62747 0 3 0x82 piperd syz-executor 16931 160665 62747 0 2 0xc82 syz-executor 62747 448707 19966 0 3 0x82 nanoslp syz-executor 19966 347037 44695 0 3 0x10008a sigsusp ksh 44695 318454 35647 0 3 0x98 kqread sshd-session 35647 149719 68930 0 3 0x92 kqread sshd-session 97852 512179 1 0 3 0x100083 ttyin getty 68930 327779 1 0 3 0x88 kqread sshd 10947 223938 55872 74 3 0x1100092 bpf pflogd 55872 165601 1 0 3 0x80 sbwait pflogd 16586 43327 88601 73 3 0x1100090 kqread syslogd 88601 484746 1 0 3 0x100082 sbwait syslogd 72254 416655 1 0 3 0x100080 kqread resolvd 44137 187037 76941 77 3 0x100092 kqread dhcpleased 29000 490186 76941 77 3 0x100092 kqread dhcpleased 76941 97301 1 0 3 0x80 kqread dhcpleased 68779 233212 0 0 3 0x14200 bored smr 57671 77924 0 0 2 0x14200 zerothread 71091 475442 0 0 3 0x14200 aiodoned aiodoned 39042 243813 0 0 3 0x14200 syncer update 12555 253314 0 0 3 0x14200 cleaner cleaner 62778 87612 0 0 3 0x14200 reaper reaper 11127 370135 0 0 3 0x14200 pgdaemon pagedaemon 74886 237759 0 0 3 0x14200 bored viomb 56791 373078 0 0 3 0x40014200 acpi0 acpi0 49767 51332 0 0 3 0x40014200 idle1 89481 303629 0 0 3 0x14200 bored softnet1 50149 414578 0 0 3 0x14200 bored softnet0 16974 350736 0 0 3 0x14200 bored systqmp 8291 434558 0 0 3 0x14200 bored systq 18686 439591 0 0 3 0x14200 tmoslp softclockmp 98544 348530 0 0 3 0x40014200 tmoslp softclock 56432 352640 0 0 3 0x40014200 idle0 1 188941 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 1: exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff83a11a20) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 uvm_pmr_freepages+0x1a8 sys/uvm/uvm_pmemrange.c:-1 #3 uvm_anfree+0xe9 sys/uvm/uvm_anon.c:112 #4 amap_wipeout+0x1d6 sys/uvm/uvm_amap.c:-1 #5 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359 #6 sys_munmap+0x329 sys/uvm/uvm_mmap.c:544 #7 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #7 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #8 Xsyscall+0x128 Process 72517 (syz-executor) thread 0xffff80003c3b8020 (288189) shared rwlock vmmaplk r = 0 (0xfffffc800b0632e8) #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:783 #11 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83b260c0) #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:783 #16 Xsyscall+0x128 Process 72517 (syz-executor) thread 0xffff8000fffee7e0 (103141) exclusive kernel: protection fault trap, code=0 Faulted in DDB; continuing... ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11053 12083K 12349K 166960K 12298 0 pcb 17 14K 15K 166960K 62 0 rtable 197 6K 7K 166960K 378 0 pf 34 17K 24K 166960K 85 0 ifaddr 38 6K 8K 166960K 62 0 ifgroup 51 2K 3K 166960K 92 0 sysctl 3 1K 9K 166960K 7 0 counters 68 36K 39K 166960K 100 0 ioctlops 0 0K 4K 166960K 1571 0 iov 0 0K 16K 166960K 10 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1300 82K 82K 166960K 1659 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 4 0 VM map 2 1K 1K 166960K 2 0 sem 8 0K 0K 166960K 11 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 11 37K 97K 166960K 271 0 sigio 0 0K 0K 166960K 1 0 proc 72 115K 164K 166960K 557 0 subproc 63 3K 5K 166960K 126 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 11 0 in_multi 79 5K 7K 166960K 105 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 10 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 55 254K 254K 166960K 55 0 exec 0 0K 1K 166960K 405 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 196 146K 172K 166960K 4228 0 UVM aobj 3 2K 2K 166960K 4 0 pinsyscall 36 72K 108K 166960K 1457 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 5 0 NDP 11 0K 2K 166960K 39 0 temp 34 9114K 9122K 166960K 12897 0 kqueue 13 20K 31K 166960K 50 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 26 0 0 1 0 1 1 0 8 0 rtpcb 120 42 0 39 1 0 1 1 0 8 0 rtentry 176 118 0 29 6 0 6 6 0 8 0 unpcb 144 181 0 164 2 0 2 2 0 8 1 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 28 0 24 1 0 1 1 0 8 0 arp 136 18 0 2 1 0 1 1 0 8 0 inpcb 328 310 0 301 10 1 9 10 0 8 7 nd6 152 26 0 3 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 0 1 1 0 8 1 kcovpl 48 14 0 7 1 0 1 1 0 8 0 ppxss 1192 9 0 9 1 0 1 1 0 8 1 pppxif 1576 4 0 4 1 0 1 1 0 8 1 pfstscr 40 6 0 4 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 2 0 0 1 0 1 1 0 8 0 pfstitem 24 27 0 0 1 0 1 1 0 8 0 pfstkey 128 31 0 4 1 0 1 1 0 8 0 pfstate 448 29 0 2 4 0 4 4 0 8 1 pfrule 1360 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 256 476 0 121 29 0 29 29 0 8 4 art_table 40 477 0 121 5 0 5 5 0 8 0 art_node 32 118 0 40 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0 semapl 72 9 0 3 1 0 1 1 0 8 0 shmpl 112 1 0 1 1 0 1 1 0 8 1 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1972 0 500 93 0 93 93 0 8 0 ffsino 296 1972 0 500 114 0 114 114 0 8 0 nchpl 144 2316 0 608 64 0 64 64 0 8 0 vnodes 216 2159 0 0 120 0 120 120 0 8 0 namei 1024 7398 0 7398 2 0 2 2 0 8 2 percpumem 16 65 0 16 1 0 1 1 0 8 0 kstatmem 264 49 0 24 3 0 3 3 0 8 1 scsiplug 72 3 0 3 1 0 1 1 0 8 1 scxspl 216 7929 0 7929 3 2 1 2 1 8 1 plimitpl 152 47 0 29 1 0 1 1 0 8 0 sigapl 424 586 0 544 7 0 7 7 0 8 1 knotepl 120 522 0 0 16 0 16 16 0 8 0 kqueuepl 224 55 0 46 1 0 1 1 0 8 0 pipepl 344 191 0 164 6 0 6 6 0 8 3 fdescpl 528 569 0 544 3 0 3 3 0 8 0 filepl 160 3152 0 2953 16 0 16 16 0 8 5 lockfpl 104 72 0 70 1 0 1 1 0 8 0 lockfspl 48 35 0 33 1 0 1 1 0 8 0 sessionpl 144 34 0 25 1 0 1 1 0 8 0 pgrppl 48 49 0 33 1 0 1 1 0 8 0 ucredpl 104 660 0 646 1 0 1 1 0 8 0 zombiepl 144 547 0 544 1 0 1 1 0 8 0 processpl 1232 586 0 544 5 0 5 5 0 8 1 procpl 664 819 0 771 6 0 6 6 0 8 0 sockpl 752 541 0 511 17 6 11 17 0 8 7 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 128 0 0 16 0 16 16 0 8 0 mcl2k 2048 18 0 0 3 0 3 3 0 8 0 mtagpl 96 4 0 0 1 0 1 1 0 8 0 mbufpl 256 158 0 0 10 0 10 10 0 8 0 bufpl 272 2830 0 105 182 0 182 182 0 8 0 anonpl 32 7404 0 0 60 0 60 60 0 246 0 amapchunkpl 152 12806 0 12445 32 0 32 32 0 158 14 amappl16 200 2300 0 2230 9 3 6 6 0 8 0 amappl15 192 51 0 51 1 1 0 1 0 8 0 amappl14 184 441 0 439 1 0 1 1 0 8 0 amappl13 176 125 0 113 1 0 1 1 0 8 0 amappl12 168 835 0 811 2 0 2 2 0 8 0 amappl11 160 85 0 85 1 1 0 1 0 8 0 amappl10 152 76 0 62 1 0 1 1 0 8 0 amappl9 144 275 0 275 1 1 0 1 0 8 0 amappl8 136 100 0 98 1 0 1 1 0 8 0 amappl7 128 155 0 142 1 0 1 1 0 8 0 amappl6 120 154 0 153 1 0 1 1 0 8 0 amappl5 112 102 0 90 1 0 1 1 0 8 0 amappl4 104 302 0 282 1 0 1 1 0 8 0 amappl3 96 2330 0 2251 5 1 4 4 0 8 1 amappl2 88 560 0 499 3 1 2 3 0 8 0 amappl1 80 11028 0 10448 15 0 15 15 0 8 2 amappl 88 3448 0 3323 5 0 5 5 0 92 0 uvmvnodes 80 107 0 0 3 0 3 3 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 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 254 0 254 2 1 1 1 0 8 1 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 3 0 1 1 0 1 1 0 8 0 uaddrrnd 24 569 0 544 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 569 0 544 1 0 1 1 0 8 0 vmmpekpl 168 7012 0 6964 3 0 3 3 0 8 0 vmmpepl 168 46239 0 44577 87 0 87 87 0 357 4 vmsppl 488 568 0 544 5 0 5 5 0 8 1 rwobjpl 80 16486 0 15459 26 1 25 26 0 8 3 pdppl 4096 1145 0 1088 105 36 69 87 0 8 12 pvpl 32 13746 0 0 111 0 111 111 0 265 0 pmappl 256 568 0 544 3 0 3 3 0 8 1 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 460 0 39 13 0 13 13 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(ffffffff83504568) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffc800b0631e8,200000990000,200000993000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffffc800b0631e8,200000990000,2000009a1000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffffc800b0631e8,200000990000,2000009a1000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c3b8020,2000009904c0,10000,1,ffff80002a326418) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82601b80,d02,0,ffffffff826023b0,ffff80002a3266f8) at physio+0x257 sys/kern/kern_physio.c:139 spec_write(ffff80002a326540) at spec_write+0x11f sys/kern/spec_vnops.c:302 VOP_WRITE(fffffc8069206298,ffff80002a3266f8,5,fffffc80097fd410) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffffc8060407398,ffff80002a3266f8,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff80003c3b8020,6,ffff80002a3266f8,0,ffff80002a3267b0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80003c3b8020,ffff80002a326860,ffff80002a3267b0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80002a326860) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a326860) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb5c490bb920, 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 __sanitizer_cov_trace_const_cmp4(0,ffffffff) at __sanitizer_cov_trace_const_cmp4+0x54 kd_curproc sys/dev/kcov.c:585 [inline] __sanitizer_cov_trace_const_cmp4(0,ffffffff) at __sanitizer_cov_trace_const_cmp4+0x54 sys/dev/kcov.c:230 _rb_insert(ffffffff835a07e0,fffffc800490a000,fffffc80089e5520) at _rb_insert+0x10b rbe_set sys/kern/subr_tree.c:-1 [inline] _rb_insert(ffffffff835a07e0,fffffc800490a000,fffffc80089e5520) at _rb_insert+0x10b sys/kern/subr_tree.c:423 uvm_pmr_insert_addr(fffffc800490a000,fffffc80089e5520,0) at uvm_pmr_insert_addr+0x6c sys/uvm/uvm_pmemrange.c:445 uvm_pmr_freepages(fffffc80089e5520,1) at uvm_pmr_freepages+0x2d1 uvm_pmr_insert sys/uvm/uvm_pmemrange.c:492 [inline] uvm_pmr_freepages(fffffc80089e5520,1) at uvm_pmr_freepages+0x2d1 sys/uvm/uvm_pmemrange.c:1337 uvm_anfree(fffffc80605fc168) at uvm_anfree+0xe9 sys/uvm/uvm_anon.c:112 amap_wipeout(fffffc806fcb6c80) at amap_wipeout+0x1d6 sys/uvm/uvm_amap.c:-1 uvm_unmap_detach(ffff800034797510,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359 sys_munmap(ffff8000fffee7e0,ffff800034797650,ffff8000347975a0) at sys_munmap+0x329 sys/uvm/uvm_mmap.c:544 syscall(ffff800034797650) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800034797650) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb5c473c7930, count: 2 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 __sanitizer_cov_trace_const_cmp4(0,ffffffff) at __sanitizer_cov_trace_const_cmp4+0x54 kd_curproc sys/dev/kcov.c:585 [inline] __sanitizer_cov_trace_const_cmp4(0,ffffffff) at __sanitizer_cov_trace_const_cmp4+0x54 sys/dev/kcov.c:230 _rb_insert(ffffffff835a07e0,fffffc800490a000,fffffc80089e5520) at _rb_insert+0x10b rbe_set sys/kern/subr_tree.c:-1 [inline] _rb_insert(ffffffff835a07e0,fffffc800490a000,fffffc80089e5520) at _rb_insert+0x10b sys/kern/subr_tree.c:423 uvm_pmr_insert_addr(fffffc800490a000,fffffc80089e5520,0) at uvm_pmr_insert_addr+0x6c sys/uvm/uvm_pmemrange.c:445 uvm_pmr_freepages(fffffc80089e5520,1) at uvm_pmr_freepages+0x2d1 uvm_pmr_insert sys/uvm/uvm_pmemrange.c:492 [inline] uvm_pmr_freepages(fffffc80089e5520,1) at uvm_pmr_freepages+0x2d1 sys/uvm/uvm_pmemrange.c:1337 uvm_anfree(fffffc80605fc168) at uvm_anfree+0xe9 sys/uvm/uvm_anon.c:112 amap_wipeout(fffffc806fcb6c80) at amap_wipeout+0x1d6 sys/uvm/uvm_amap.c:-1 uvm_unmap_detach(ffff800034797510,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359 sys_munmap(ffff8000fffee7e0,ffff800034797650,ffff8000347975a0) at sys_munmap+0x329 sys/uvm/uvm_mmap.c:544 syscall(ffff800034797650) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800034797650) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb5c473c7930, count: -13