panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *413171 50290 32767 0x10 0x4000000 1K syz-executor 265653 50290 32767 0x10 0x4000000 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830bd1dd) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806be3d380,20000000,20011000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806be3d380,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff8000371a51d4,2,200001c0,ffff8000371a5208,0,37,b052a83e299d30a7) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff8000371a51d4,2,200001c0,ffff8000371a5208,0,37,b052a83e299d30a7) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff8000ffffd960,ffff8000371a5340,ffff8000371a5290) at sys_sysctl+0x422 syscall(ffff8000371a5340) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000371a5340) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x589480a4ce0, count: 7 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:437 panic(ffffffff830bd1dd) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806be3d380,20000000,20011000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806be3d380,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff8000371a51d4,2,200001c0,ffff8000371a5208,0,37,b052a83e299d30a7) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff8000371a51d4,2,200001c0,ffff8000371a5208,0,37,b052a83e299d30a7) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff8000ffffd960,ffff8000371a5340,ffff8000371a5290) at sys_sysctl+0x422 syscall(ffff8000371a5340) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000371a5340) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x589480a4ce0, count: -8 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff8000371a4e80 rbx 0xffff800029b7cd87 rdx 0 rcx 0xffff8000ffffd960 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x49851f0284afd512 r11 0xc3aec4a3fb994fd4 r12 0xffff800029b7cb88 r13 0 r14 0 r15 0x1 rip 0xffffffff820f2715 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff8000371a4e70 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=413171 pid=50290 tcnt=4 stat=onproc flags process=10 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003618b218,0xffff800035788060 process=0xffff80002cd28da8 user=0xffff8000371a0000, vmspace=0xfffffd806be3d380 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 21019 400461 60979 0 2 0x2 sshd-session 50290 20117 85533 32767 2 0x10 syz-executor *50290 413171 85533 32767 7 0x4000010 syz-executor 50290 265653 85533 32767 7 0x4000010 syz-executor 50290 290247 85533 32767 3 0x4000090 fsleep syz-executor 19134 185145 17762 32767 3 0x90 nanoslp syz-executor 19134 171039 17762 32767 3 0x4000090 sbwait syz-executor 19134 124328 17762 32767 3 0x4000090 fsleep syz-executor 80925 37785 78014 32767 3 0x90 nanoslp syz-executor 80925 267138 78014 32767 3 0x4000090 pipewr syz-executor 72133 26529 7959 32767 3 0x10 biowait syz-executor 7959 124450 12340 0 3 0x82 wait syz-executor 92888 504400 37989 32767 3 0x90 nanoslp syz-executor 92888 10947 37989 32767 3 0x4000090 sbwait syz-executor 92888 291394 37989 32767 3 0x4000090 fsleep syz-executor 85533 137137 37010 32767 3 0x90 nanoslp syz-executor 37010 392852 12340 0 3 0x82 wait syz-executor 36772 303799 69464 32767 3 0x90 nanoslp syz-executor 69464 329714 12340 0 3 0x82 wait syz-executor 17762 411720 53396 32767 3 0x90 nanoslp syz-executor 53396 252362 12340 0 3 0x82 wait syz-executor 58089 153100 17135 32767 3 0x90 wait syz-executor 17135 450524 12340 0 3 0x82 wait syz-executor 37989 49053 45603 32767 3 0x90 nanoslp syz-executor 45603 310043 12340 0 3 0x82 wait syz-executor 78014 414567 45702 32767 3 0x90 nanoslp syz-executor 45702 77264 12340 0 3 0x82 wait syz-executor 64928 485035 52451 32767 3 0x90 nanoslp syz-executor 52451 63279 12340 0 3 0x82 wait syz-executor 92183 151117 66105 32767 3 0x3810 suspend syz-executor 92183 67252 66105 32767 4 0x4081810 syz-executor 66105 520032 1 32767 3 0x90 wait syz-executor 97504 28230 0 0 3 0x14200 bored sosplice 12340 294877 56408 0 3 0x82 kqread syz-executor 56408 135433 9511 0 3 0x10008a sigsusp ksh 9511 473971 99141 0 3 0x98 kqread sshd-session 99141 341646 60979 0 3 0x92 kqread sshd-session 12740 91553 1 0 3 0x100083 ttyin getty 60979 462131 1 0 3 0x88 kqread sshd 92542 311558 26991 73 3 0x1100090 kqread syslogd 26991 1138 1 0 3 0x100082 sbwait syslogd 35313 228024 1 0 3 0x100080 kqread resolvd 68044 344271 1764 77 3 0x100092 kqread dhcpleased 55132 218957 1764 77 3 0x100092 kqread dhcpleased 1764 466726 1 0 3 0x80 kqread dhcpleased 98524 132450 0 0 3 0x14200 bored smr 44024 405044 0 0 2 0x14200 zerothread 71076 523280 0 0 3 0x14200 aiodoned aiodoned 89753 74811 0 0 3 0x14200 syncer update 87705 94417 0 0 3 0x14200 cleaner cleaner 77917 474806 0 0 3 0x14200 reaper reaper 28963 493995 0 0 3 0x14200 pgdaemon pagedaemon 87905 332233 0 0 3 0x14200 bored viomb 45484 201747 0 0 3 0x40014200 acpi0 acpi0 53444 252981 0 0 3 0x40014200 idle1 6423 430419 0 0 3 0x14200 bored softnet3 6121 40416 0 0 3 0x14200 bored softnet2 27977 313418 0 0 3 0x14200 bored softnet1 94651 138467 0 0 3 0x14200 bored softnet0 19171 473779 0 0 3 0x14200 bored systqmp 66872 337033 0 0 3 0x14200 bored systq 89723 395067 0 0 3 0x14200 tmoslp softclockmp 30605 177477 0 0 3 0x40014200 tmoslp softclock 42718 196415 0 0 3 0x40014200 idle0 1 366225 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 50290 (syz-executor) thread 0xffff8000ffffd960 (413171) shared rwlock vmmaplk r = 0 (0xfffffd806be3d470) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1622 #2 kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] #2 kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 #3 sys_sysctl+0x422 #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835a4fd0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 sysctl_vslock+0x80 sys/kern/kern_sysctl.c:181 #2 kern_sysctl+0x1b3 sys/kern/kern_sysctl.c:498 #3 sys_sysctl+0x422 #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff83481160) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:176 #3 kern_sysctl+0x1b3 sys/kern/kern_sysctl.c:498 #4 sys_sysctl+0x422 #5 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #5 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 Process 50290 (syz-executor) thread 0xffff800035788050 (265653) exclusive rwlock amaplk r = 0 (0xfffffd80603cc600) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 amap_unref+0x38 sys/uvm/uvm_amap.c:1360 #2 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 #3 sys_munmap+0x32f sys/uvm/uvm_mmap.c:539 #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 Process 72133 (syz-executor) thread 0xffff80002d548fb0 (26529) exclusive rrwlock inode r = 0 (0xfffffd80552d21b0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:169 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3099 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80552d22c0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10223 14124K 14131K 166960K 13550 0 pcb 17 24K 26K 166960K 27 0 rtable 236 6K 7K 166960K 26161 0 pf 31 16K 16K 166960K 1545 0 ifaddr 42 15K 18K 166960K 3040 0 ifgroup 50 2K 2K 166960K 3062 0 sysctl 4 1K 5K 166960K 76 0 counters 64 36K 36K 166960K 1562 0 ioctlops 0 0K 2K 166960K 1753 0 iov 0 0K 32K 166960K 3658 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1469 92K 92K 166960K 20067 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 835 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 2109 0 dirhash 24 4K 5K 166960K 1155 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 27 101K 161K 166960K 46554 0 sigio 0 0K 0K 166960K 1519 0 proc 58 79K 176K 166960K 25743 0 subproc 117 7K 13K 166960K 11492 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 1 0K 0K 166960K 11345 0 in_multi 99 7K 8K 166960K 10104 0 ether_multi 1 0K 0K 166960K 299 0 mrt 1 0K 0K 166960K 15 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 277 1235K 1235K 166960K 277 0 exec 0 0K 1K 166960K 17518 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 317 85K 133K 166960K 396985 0 UVM aobj 131 5K 7K 166960K 141 0 pinsyscall 50 100K 132K 166960K 69307 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 3194 0 NDP 13 0K 2K 166960K 2265 0 temp 79 6824K 6952K 166960K 319557 0 kqueue 13 20K 36K 166960K 7471 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 7099 0 7096 50 49 1 3 0 8 0 rtentry 112 8765 0 8654 20 16 4 4 0 8 0 unpcb 144 44548 0 44526 210 206 4 14 0 8 3 syncache 336 732 0 732 45 44 1 1 0 8 1 tcpqe 32 310 0 310 48 48 0 1 0 8 0 tcpcb 808 29127 0 29092 282 272 10 18 0 8 2 arp 120 1541 0 1523 1 0 1 1 0 8 0 ipq 40 230 0 228 6 5 1 1 0 8 0 ipqe 40 3338 0 3336 6 5 1 1 0 8 0 inpcb 336 67141 0 67101 350 336 14 21 0 8 3 ip6q 72 11 0 11 9 9 0 1 0 8 0 ip6af 40 21 0 21 9 9 0 1 0 8 0 nd6 136 2685 0 2660 13 12 1 2 0 8 0 kcovpl 48 884 0 875 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 35497 0 35034 254 223 31 33 0 8 0 art_table 32 35498 0 35034 15 10 5 5 0 8 0 art_node 16 8764 0 8663 1 0 1 1 0 8 0 sysvmsgpl 40 65 0 65 1 1 0 1 0 8 0 semapl 112 2106 0 2096 1 0 1 1 0 8 0 shmpl 112 138 0 10 4 0 4 4 0 8 0 dirhash 1024 794 0 761 18 13 5 5 0 8 0 dino2pl 256 59562 0 55353 265 1 264 264 0 8 0 ffsino 272 59562 0 55353 281 0 281 281 0 8 0 nchpl 144 109573 0 106375 120 1 119 119 0 8 0 uvmvnodes 80 11003 0 0 225 0 225 225 0 8 0 vnodes 216 11003 0 0 612 0 612 612 0 8 0 namei 1024 481381 0 481380 69 68 1 2 0 8 0 percpumem 16 795 0 749 1 0 1 1 0 8 0 kstatmem 264 1520 0 1498 3 1 2 2 0 8 0 scxspl 216 487224 0 487223 116 112 4 8 1 8 3 plimitpl 152 15536 0 15509 2 0 2 2 0 8 0 sigapl 424 45553 0 45494 30 22 8 9 0 8 0 futexpl 64 535306 0 535303 36 35 1 1 0 8 0 knotepl 120 2072 0 0 19 0 19 19 0 8 0 kqueuepl 216 15058 0 15047 141 138 3 8 0 8 2 pipepl 320 9291 0 9259 109 105 4 14 0 8 0 fdescpl 496 45534 0 45494 22 16 6 7 0 8 0 filepl 152 331089 0 330811 243 224 19 28 0 8 3 lockfpl 104 13070 0 13067 4 3 1 2 0 8 0 lockfspl 48 3545 0 3542 1 0 1 1 0 8 0 sessionpl 144 1246 0 1228 1 0 1 1 0 8 0 pgrppl 48 3296 0 3270 1 0 1 1 0 8 0 ucredpl 104 65697 0 65677 1 0 1 1 0 8 0 zombiepl 144 45497 0 45494 1 0 1 1 0 8 0 processpl 1160 45553 0 45494 14 8 6 6 0 8 0 procpl 648 104869 0 104801 18 11 7 8 0 8 0 srpgc 96 40 0 40 15 15 0 1 0 8 0 sosppl 168 527 0 524 18 17 1 1 0 8 0 sockpl 664 120000 0 119935 561 545 16 35 0 8 5 mcl64k 65536 59 0 0 5 2 3 4 0 8 0 mcl16k 16384 24 0 0 3 1 2 3 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 4 0 0 1 0 1 1 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 980 0 0 36 16 20 35 0 8 0 mtagpl 96 36 0 0 1 0 1 1 0 8 0 mbufpl 256 9693 0 0 527 0 527 527 0 8 0 bufpl 280 75916 0 64912 787 0 787 787 0 8 0 anonpl 24 5696730 0 5681681 601 485 116 138 0 185 4 amapchunkpl 152 1302066 0 1301118 349 298 51 52 0 158 7 amappl16 200 132759 0 132295 608 571 37 49 0 8 5 amappl15 192 26 0 26 11 11 0 1 0 8 0 amappl14 184 2579 0 2567 1 0 1 1 0 8 0 amappl13 176 63 0 62 10 9 1 1 0 8 0 amappl12 168 58611 0 58570 16 13 3 3 0 8 0 amappl11 160 58 0 47 1 0 1 1 0 8 0 amappl10 152 12 0 11 3 2 1 1 0 8 0 amappl9 144 128 0 127 2 1 1 1 0 8 0 amappl8 136 18 0 16 1 0 1 1 0 8 0 amappl7 128 2065 0 2052 1 0 1 1 0 8 0 amappl6 120 7615 0 7612 1 0 1 1 0 8 0 amappl5 112 3593 0 3582 1 0 1 1 0 8 0 amappl4 104 4449 0 4433 1 0 1 1 0 8 0 amappl3 96 264952 0 264796 6 1 5 5 0 8 0 amappl2 88 16672 0 16598 6 3 3 3 0 8 0 amappl1 80 311902 0 311305 47 32 15 19 0 8 0 amappl 88 385346 0 385091 9 2 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 72 140 0 10 3 0 3 3 0 8 0 uaddrrnd 24 45534 0 45494 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 45534 0 45494 1 0 1 1 0 8 0 vmmpekpl 168 391218 0 391149 8 3 5 5 0 8 0 vmmpepl 168 2983877 0 2981169 526 392 134 146 0 357 7 vmsppl 440 45533 0 45494 11 6 5 7 0 8 0 rwobjpl 56 782103 0 769520 250 69 181 181 0 8 0 pdppl 4096 91075 0 90988 1883 1794 89 117 0 8 2 pvpl 32 49020 0 0 389 4 385 385 0 265 0 pmappl 248 45533 0 45494 9 6 3 4 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 4026 0 2772 36 0 36 36 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8346fff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff835a4dc8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835a4dc8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002ac8c0c0,ffff800000079e00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge25_untramp() at Xintr_ioapic_edge25_untramp+0x18f __mp_lock(ffffffff835a4dc8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835a4dc8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002ac8c220,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d pmap_page_remove(fffffd80072b17c0) at pmap_page_remove+0x68c pmap_tlb_shootwait sys/arch/amd64/amd64/pmap.c:3393 [inline] pmap_page_remove(fffffd80072b17c0) at pmap_page_remove+0x68c sys/arch/amd64/amd64/pmap.c:2034 uvm_anfree_list(fffffd8065a132b8,0) at uvm_anfree_list+0xd6 amap_wiperange_chunk(fffffd807a3c9210,fffffd807a3c9240,0,4) at amap_wiperange_chunk+0x1a8 sys/uvm/uvm_amap.c:983 amap_pp_adjref(fffffd807a3c9210,0,4,ffffffff) at amap_pp_adjref+0x6f4 sys/uvm/uvm_amap.c:944 end trace frame: 0xffff80002ac8c5e0, count: 0 ddb{0}> trace x86_ipi_db(ffffffff8346fff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff835a4dc8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835a4dc8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002ac8c0c0,ffff800000079e00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge25_untramp() at Xintr_ioapic_edge25_untramp+0x18f __mp_lock(ffffffff835a4dc8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835a4dc8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002ac8c220,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d pmap_page_remove(fffffd80072b17c0) at pmap_page_remove+0x68c pmap_tlb_shootwait sys/arch/amd64/amd64/pmap.c:3393 [inline] pmap_page_remove(fffffd80072b17c0) at pmap_page_remove+0x68c sys/arch/amd64/amd64/pmap.c:2034 uvm_anfree_list(fffffd8065a132b8,0) at uvm_anfree_list+0xd6 amap_wiperange_chunk(fffffd807a3c9210,fffffd807a3c9240,0,4) at amap_wiperange_chunk+0x1a8 sys/uvm/uvm_amap.c:983 amap_pp_adjref(fffffd807a3c9210,0,4,ffffffff) at amap_pp_adjref+0x6f4 sys/uvm/uvm_amap.c:944 amap_adjref_anons(fffffd807a3c9210,0,4,ffffffff,0) at amap_adjref_anons+0x22d sys/uvm/uvm_amap.c:1329 uvm_unmap_detach(ffff80002ac8c660,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 sys_munmap(ffff800035788050,ffff80002ac8c7a0,ffff80002ac8c6f0) at sys_munmap+0x32f sys/uvm/uvm_mmap.c:539 syscall(ffff80002ac8c7a0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002ac8c7a0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5895f7023f0, count: -19 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:437 panic(ffffffff830bd1dd) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806be3d380,20000000,20011000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806be3d380,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff8000371a51d4,2,200001c0,ffff8000371a5208,0,37,b052a83e299d30a7) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff8000371a51d4,2,200001c0,ffff8000371a5208,0,37,b052a83e299d30a7) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff8000ffffd960,ffff8000371a5340,ffff8000371a5290) at sys_sysctl+0x422 syscall(ffff8000371a5340) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000371a5340) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x589480a4ce0, count: 7 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830bd1dd) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806be3d380,20000000,20011000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806be3d380,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff8000371a51d4,2,200001c0,ffff8000371a5208,0,37,b052a83e299d30a7) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff8000371a51d4,2,200001c0,ffff8000371a5208,0,37,b052a83e299d30a7) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff8000ffffd960,ffff8000371a5340,ffff8000371a5290) at sys_sysctl+0x422 syscall(ffff8000371a5340) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000371a5340) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x589480a4ce0, count: -8