panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1739 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 289635 25936 0 0 0 0 syz-executor *407530 70293 0 0 0x4000000 1 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8343e9eb) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e8586,ffffffff8337d63a,6cb,ffffffff8333743c) at __assert+0x29 uvm_fault_unwire_locked(fffffd806be99900,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806be99900,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(49,ffff80003c4f8908,4,400000000100,ffff80003c4f8938,0,3d97568248678a28,4) at kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] kern_sysctl_dirs(49,ffff80003c4f8908,4,400000000100,ffff80003c4f8938,0,3d97568248678a28,4) at kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 kern_sysctl(ffff80003c4f8904,5,400000000100,ffff80003c4f8938,0,37,2c06988e581d1c44) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000388b2f90,ffff80003c4f8a70,ffff80003c4f89c0) at sys_sysctl+0x425 syscall(ffff80003c4f8a70) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4f8a70) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb0a42f04300, count: 5 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: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1739 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8343e9eb) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e8586,ffffffff8337d63a,6cb,ffffffff8333743c) at __assert+0x29 uvm_fault_unwire_locked(fffffd806be99900,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806be99900,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(49,ffff80003c4f8908,4,400000000100,ffff80003c4f8938,0,3d97568248678a28,4) at kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] kern_sysctl_dirs(49,ffff80003c4f8908,4,400000000100,ffff80003c4f8938,0,3d97568248678a28,4) at kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 kern_sysctl(ffff80003c4f8904,5,400000000100,ffff80003c4f8938,0,37,2c06988e581d1c44) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000388b2f90,ffff80003c4f8a70,ffff80003c4f89c0) at sys_sysctl+0x425 syscall(ffff80003c4f8a70) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4f8a70) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb0a42f04300, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c4f84e0 rbx 0xffff800029a9cdc7 rdx 0 rcx 0xffff8000388b2f90 rax 0xffff800029a9bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x29b98fbba9c81b40 r11 0xcef686925090a39e r12 0xffff800029a9cbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff81cd1b05 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c4f84d0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=407530 pid=70293 tcnt=4 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=0xffff8000388b2550,0xffff8000388b2040 process=0xffff80002ec966e8 user=0xffff80003c4f3000, vmspace=0xfffffd806be99900 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 25936 289635 74612 0 7 0 syz-executor 73938 496660 64222 0 2 0x10 syz-executor 73938 311560 64222 0 3 0x4000090 fsleep syz-executor 70293 141895 49552 0 2 0 syz-executor 70293 519334 49552 0 3 0x4000000 vmmaplk syz-executor 70293 401750 49552 0 3 0x4000080 fsleep syz-executor *70293 407530 49552 0 7 0x4000000 syz-executor 19972 180267 88096 0 2 0 syz-executor 19972 341048 88096 0 3 0x4000080 fsleep syz-executor 79048 278222 28293 0 2 0 syz-executor 79048 134416 28293 0 3 0x4000080 fsleep syz-executor 79048 371839 28293 0 3 0x4000080 fsleep syz-executor 75481 169846 0 0 3 0x14200 acct acct 74939 195331 80962 0 2 0 syz-executor 74939 458029 80962 0 3 0x4000080 fsleep syz-executor 66380 364290 57153 0 2 0 syz-executor 66380 164710 57153 0 3 0x4000080 fsleep syz-executor 48158 187209 56319 0 2 0 syz-executor 48158 508631 56319 0 3 0x4000080 netcon syz-executor 48158 106950 56319 0 3 0x4000080 fsleep syz-executor 85692 515286 0 0 3 0x14200 bored sosplice 88096 8175 99182 0 3 0x82 nanoslp syz-executor 56319 168321 99182 0 3 0x82 nanoslp syz-executor 49552 291886 99182 0 3 0x82 nanoslp syz-executor 64222 182186 99182 0 3 0x82 nanoslp syz-executor 57153 47784 99182 0 2 0x2 syz-executor 80962 481446 99182 0 3 0x82 nanoslp syz-executor 28293 234217 99182 0 3 0x82 nanoslp syz-executor 74612 518233 99182 0 3 0x82 nanoslp syz-executor 99182 375719 38296 0 3 0x82 kqread syz-executor 38296 62054 96830 0 3 0x10008a sigsusp ksh 96830 323299 65717 0 3 0x98 kqread sshd-session 65717 111907 96634 0 3 0x92 kqread sshd-session 69616 95767 1 0 3 0x100083 ttyin getty 96634 468571 1 0 3 0x88 kqread sshd 29203 497837 99213 74 3 0x1100092 bpf pflogd 99213 316724 1 0 3 0x80 sbwait pflogd 13929 23494 2888 73 3 0x1100090 kqread syslogd 2888 57014 1 0 3 0x100082 sbwait syslogd 65743 53148 1 0 3 0x100080 kqread resolvd 95003 95293 51168 77 3 0x100092 kqread dhcpleased 72290 199725 51168 77 3 0x100092 kqread dhcpleased 51168 434226 1 0 3 0x80 kqread dhcpleased 55920 2190 0 0 3 0x14200 bored smr 38358 425613 0 0 2 0x14200 zerothread 10563 7871 0 0 3 0x14200 aiodoned aiodoned 76046 164801 0 0 3 0x14200 syncer update 4062 225003 0 0 3 0x14200 cleaner cleaner 53246 195294 0 0 3 0x14200 reaper reaper 26565 294715 0 0 3 0x14200 pgdaemon pagedaemon 87278 363307 0 0 3 0x14200 bored viomb 72460 505387 0 0 3 0x40014200 acpi0 acpi0 41708 400948 0 0 3 0x40014200 idle1 20100 368878 0 0 3 0x14200 bored softnet3 21757 284423 0 0 3 0x14200 bored softnet2 34364 34663 0 0 3 0x14200 bored softnet1 36326 229157 0 0 3 0x14200 bored softnet0 36258 3040 0 0 3 0x14200 bored systqmp 46471 51027 0 0 3 0x14200 bored systq 6328 225 0 0 3 0x14200 tmoslp softclockmp 75512 249598 0 0 3 0x40014200 tmoslp softclock 86408 185960 0 0 3 0x40014200 idle0 1 159742 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 70293 (syz-executor) thread 0xffff8000388b2f90 (407530) exclusive rwlock amaplk r = 0 (0xfffffd80695890e0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 uvm_map_lock_entry+0x51 sys/uvm/uvm_map.c:464 #3 uvm_fault_unwire_locked+0x253 sys/uvm/uvm_fault.c:1758 #4 uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 #5 kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] #5 kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 #6 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #7 sys_sysctl+0x425 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 shared rwlock vmmaplk r = 0 (0xfffffd806be99a00) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_read+0x3af sys/kern/kern_rwlock.c:405 #2 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1701 #3 kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] #3 kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8394c480) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x24f sys/kern/kern_synch.c:414 #4 rw_do_enter_read+0x2de sys/kern/kern_rwlock.c:385 #5 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1864 #6 uvm_fault_check+0x4b sys/uvm/uvm_fault.c:732 #7 uvm_fault+0x106 sys/uvm/uvm_fault.c:668 #8 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1681 #9 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 #10 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #11 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #12 sys_sysctl+0x425 #13 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff838925b8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:185 #3 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10234 11167K 11284K 166960K 11395 0 pcb 19 14K 16K 166960K 114 0 rtable 234 6K 6K 166960K 359 0 pf 34 17K 18K 166960K 53 0 ifaddr 43 7K 7K 166960K 49 0 ifgroup 55 2K 2K 166960K 66 0 sysctl 1 1K 1K 166960K 1 0 counters 64 36K 36K 166960K 70 0 ioctlops 0 0K 4K 166960K 1493 0 iov 0 0K 12K 166960K 5 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1367 86K 86K 166960K 1468 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 4 9K 9K 166960K 6 0 VM map 2 1K 1K 166960K 2 0 sem 3 0K 0K 166960K 8 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 97K 166960K 233 0 sigio 0 0K 0K 166960K 1 0 proc 72 91K 140K 166960K 541 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 14 0 in_multi 99 7K 7K 166960K 106 0 ether_multi 1 0K 0K 166960K 1 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 383 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 232 72K 73K 166960K 3787 0 UVM aobj 39 2K 2K 166960K 39 0 pinsyscall 43 86K 106K 166960K 1351 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 2 0 NDP 12 0K 2K 166960K 32 0 temp 39 8635K 8699K 166960K 4750 0 kqueue 15 24K 26K 166960K 36 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 39 0 36 1 0 1 1 0 8 0 rtentry 112 112 0 2 4 0 4 4 0 8 0 unpcb 144 281 0 261 6 0 6 6 0 8 5 syncache 336 3 0 3 1 0 1 1 0 8 1 tcpcb 808 62 0 55 4 0 4 4 0 8 3 arp 120 18 0 0 1 0 1 1 0 8 0 inpcb 376 229 0 217 8 0 8 8 0 8 6 nd6 136 24 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1168 1 0 1 1 0 1 1 0 8 1 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 1 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 pfstitem 24 23 0 0 1 0 1 1 0 8 0 pfstkey 128 23 0 0 1 0 1 1 0 8 0 pfstate 376 23 0 0 3 0 3 3 0 8 0 pfrule 1344 21 0 15 2 0 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 482 0 29 31 0 31 31 0 8 1 art_table 32 483 0 29 4 0 4 4 0 8 0 art_node 16 111 0 11 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 1 1 0 1 1 0 8 0 semapl 112 5 0 4 1 0 1 1 0 8 0 shmpl 112 36 0 0 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1747 0 244 95 0 95 95 0 8 0 ffsino 280 1747 0 244 109 0 109 109 0 8 0 nchpl 144 2069 0 384 63 0 63 63 0 8 0 uvmvnodes 80 1904 0 0 39 0 39 39 0 8 0 vnodes 216 1904 0 0 106 0 106 106 0 8 0 namei 1024 6745 0 6745 2 0 2 2 0 8 2 percpumem 16 49 0 3 1 0 1 1 0 8 0 kstatmem 264 30 0 6 2 0 2 2 0 8 0 scxspl 216 6638 0 6638 3 2 1 2 1 8 1 plimitpl 152 41 0 24 1 0 1 1 0 8 0 sigapl 424 545 0 493 8 1 7 7 0 8 1 futexpl 64 1491 0 1483 1 0 1 1 0 8 0 knotepl 120 309 0 0 10 0 10 10 0 8 0 kqueuepl 216 41 0 29 1 0 1 1 0 8 0 pipepl 328 120 0 93 3 0 3 3 0 8 0 fdescpl 504 525 0 493 6 0 6 6 0 8 1 filepl 152 2478 0 2217 16 0 16 16 0 8 5 lockfpl 104 29 0 26 1 0 1 1 0 8 0 lockfspl 48 15 0 12 1 0 1 1 0 8 0 sessionpl 144 22 0 13 1 0 1 1 0 8 0 pgrppl 48 30 0 13 1 0 1 1 0 8 0 ucredpl 104 177 0 163 1 0 1 1 0 8 0 zombiepl 144 493 0 493 1 0 1 1 0 8 1 processpl 1168 545 0 493 5 0 5 5 0 8 1 procpl 656 730 0 667 7 1 6 6 0 8 0 sockpl 688 549 0 514 20 4 16 16 0 8 12 mcl64k 65536 1 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 19 0 0 3 0 3 3 0 8 0 mtagpl 96 6 0 0 1 0 1 1 0 8 0 mbufpl 256 149 0 0 10 0 10 10 0 8 0 bufpl 280 2531 0 130 172 0 172 172 0 8 0 anonpl 24 106833 0 103131 48 1 47 47 0 184 23 amapchunkpl 152 11336 0 10822 23 0 23 23 0 158 3 amappl16 200 2118 0 2071 16 6 10 15 0 8 7 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 116 0 104 1 0 1 1 0 8 0 amappl13 176 6 0 6 2 1 1 1 0 8 1 amappl12 168 1216 0 1184 4 1 3 3 0 8 0 amappl11 160 54 0 39 1 0 1 1 0 8 0 amappl10 152 7 0 7 1 1 0 1 0 8 0 amappl9 144 247 0 247 1 1 0 1 0 8 0 amappl8 136 22 0 19 1 0 1 1 0 8 0 amappl7 128 108 0 96 1 0 1 1 0 8 0 amappl6 120 244 0 241 1 0 1 1 0 8 0 amappl5 112 128 0 119 1 0 1 1 0 8 0 amappl4 104 319 0 299 1 0 1 1 0 8 0 amappl3 96 1922 0 1803 4 0 4 4 0 8 0 amappl2 88 655 0 594 2 0 2 2 0 8 0 amappl1 80 8114 0 7542 15 0 15 15 0 8 2 amappl 88 3405 0 3229 5 0 5 5 0 92 1 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 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 38 0 0 1 0 1 1 0 8 0 uaddrrnd 24 525 0 493 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 525 0 493 1 0 1 1 0 8 0 vmmpekpl 168 5977 0 5940 3 0 3 3 0 8 0 vmmpepl 168 38793 0 36867 95 0 95 95 0 357 11 vmsppl 456 524 0 493 5 0 5 5 0 8 1 rwobjpl 64 15794 0 12896 48 0 48 48 0 8 1 pdppl 4096 1058 0 986 100 28 72 88 0 8 0 pvpl 32 13943 0 0 113 0 113 113 0 265 0 pmappl 248 524 0 493 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 284 0 30 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8380dff0) 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(ffffffff8394c278) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8394c278) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff8394c278) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8394c278) at __mp_lock+0x192 sys/kern/kern_lock.c:144 end trace frame: 0x0, count: 8 ddb{0}> trace x86_ipi_db(ffffffff8380dff0) 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(ffffffff8394c278) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8394c278) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff8394c278) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8394c278) at __mp_lock+0x192 sys/kern/kern_lock.c:144 end trace frame: 0x0, 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:437 panic(ffffffff8343e9eb) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e8586,ffffffff8337d63a,6cb,ffffffff8333743c) at __assert+0x29 uvm_fault_unwire_locked(fffffd806be99900,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806be99900,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(49,ffff80003c4f8908,4,400000000100,ffff80003c4f8938,0,3d97568248678a28,4) at kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] kern_sysctl_dirs(49,ffff80003c4f8908,4,400000000100,ffff80003c4f8938,0,3d97568248678a28,4) at kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 kern_sysctl(ffff80003c4f8904,5,400000000100,ffff80003c4f8938,0,37,2c06988e581d1c44) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000388b2f90,ffff80003c4f8a70,ffff80003c4f89c0) at sys_sysctl+0x425 syscall(ffff80003c4f8a70) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4f8a70) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb0a42f04300, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8343e9eb) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e8586,ffffffff8337d63a,6cb,ffffffff8333743c) at __assert+0x29 uvm_fault_unwire_locked(fffffd806be99900,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806be99900,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(49,ffff80003c4f8908,4,400000000100,ffff80003c4f8938,0,3d97568248678a28,4) at kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] kern_sysctl_dirs(49,ffff80003c4f8908,4,400000000100,ffff80003c4f8938,0,3d97568248678a28,4) at kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 kern_sysctl(ffff80003c4f8904,5,400000000100,ffff80003c4f8938,0,37,2c06988e581d1c44) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000388b2f90,ffff80003c4f8a70,ffff80003c4f89c0) at sys_sysctl+0x425 syscall(ffff80003c4f8a70) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4f8a70) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb0a42f04300, count: -10