panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_fault.c", line 1739 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *460906 58464 32767 0x1010 0x4080000 1K syz-executor 454593 58464 32767 0x1010 0x4080000 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83437867) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e7433,ffffffff8342bb14,6cb,ffffffff8333e711) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bdcaca8,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806bdcaca8,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c565058,1,4000000001c0,ffff80003c565088,0,e58da9ff2c2e5969,1) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(4e,ffff80003c565058,1,4000000001c0,ffff80003c565088,0,e58da9ff2c2e5969,1) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c565054,2,4000000001c0,ffff80003c565088,0,37,831fb77ab0d810b0) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff8000ffff6cf0,ffff80003c5651c0,ffff80003c565110) at sys_sysctl+0x425 syscall(ffff80003c5651c0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5651c0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x86d8c647ec0, 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/setuid/kernel/sys/uvm/uvm_fault.c", line 1739 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83437867) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e7433,ffffffff8342bb14,6cb,ffffffff8333e711) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bdcaca8,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806bdcaca8,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c565058,1,4000000001c0,ffff80003c565088,0,e58da9ff2c2e5969,1) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(4e,ffff80003c565058,1,4000000001c0,ffff80003c565088,0,e58da9ff2c2e5969,1) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c565054,2,4000000001c0,ffff80003c565088,0,37,831fb77ab0d810b0) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff8000ffff6cf0,ffff80003c5651c0,ffff80003c565110) at sys_sysctl+0x425 syscall(ffff80003c5651c0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5651c0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x86d8c647ec0, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c564c30 rbx 0xffff800029aacdc7 rdx 0 rcx 0xffff8000ffff6cf0 rax 0xffff800029aabff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xd315f3c57961d08c r11 0xf8633a71ee3b9376 r12 0xffff800029aacbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff81eb5385 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c564c20 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=460906 pid=58464 tcnt=3 stat=onproc flags process=1010 proc=4080000 runpri=36, usrpri=78, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000ffff6020 scnt=2 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff6020,0xffff8000ffff7740 process=0xffff8000398c66e0 user=0xffff80003c560000, vmspace=0xfffffd806bdcaca8 estcpu=28, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 58464 274578 99496 32767 3 0x3010 suspend syz-executor *58464 460906 99496 32767 7 0x4081010 syz-executor 58464 454593 99496 32767 7 0x4081010 syz-executor 38414 159670 458 32767 3 0x90 nanoslp syz-executor 38414 223442 458 32767 3 0x4000090 lockf syz-executor 38414 152790 458 32767 3 0x4000090 fsleep syz-executor 39256 130875 48711 32767 3 0x90 nanoslp syz-executor 39256 194038 48711 32767 3 0x4000090 kqread syz-executor 39256 153398 48711 32767 3 0x4000090 fsleep syz-executor 39256 406008 48711 32767 3 0x4000090 fsleep syz-executor 36846 208230 41341 32767 3 0x90 nanoslp syz-executor 36846 517255 41341 32767 3 0x4000090 lockf syz-executor 36846 460775 41341 32767 3 0x4000090 lockf syz-executor 36846 216341 41341 32767 3 0x4000090 fsleep syz-executor 78484 242243 63010 32767 3 0x90 nanoslp syz-executor 78484 293665 63010 32767 3 0x4000090 netacc syz-executor 78484 18762 63010 32767 3 0x4000090 fsleep syz-executor 81610 450320 46984 32767 3 0x90 nanoslp syz-executor 81610 141351 46984 32767 3 0x4000090 netcon syz-executor 81610 495696 46984 32767 3 0x4000090 fsleep syz-executor 35358 89934 45178 32767 3 0x90 nanoslp syz-executor 35358 386366 45178 32767 3 0x4000090 msgwait syz-executor 35358 338304 45178 32767 3 0x4000090 fsleep syz-executor 47918 124008 0 0 3 0x14200 bored sosplice 99496 108163 36469 32767 3 0x90 nanoslp syz-executor 23153 11412 37555 32767 3 0x90 nanoslp syz-executor 41341 421842 22642 32767 3 0x90 nanoslp syz-executor 458 186114 50058 32767 3 0x90 nanoslp syz-executor 45178 428024 91519 32767 3 0x90 nanoslp syz-executor 63010 21982 97097 32767 3 0x90 nanoslp syz-executor 46984 319016 68576 32767 3 0x90 nanoslp syz-executor 48711 341351 60200 32767 3 0x90 nanoslp syz-executor 91519 137029 38580 0 3 0x82 wait syz-executor 36469 54103 38580 0 3 0x82 wait syz-executor 22642 290789 38580 0 3 0x82 wait syz-executor 37555 345043 38580 0 3 0x82 wait syz-executor 68576 196655 38580 0 3 0x82 wait syz-executor 97097 116097 38580 0 3 0x82 wait syz-executor 60200 27239 38580 0 3 0x82 wait syz-executor 50058 103931 38580 0 3 0x82 wait syz-executor 38580 280977 81593 0 3 0x82 kqread syz-executor 81593 411940 21305 0 3 0x10008a sigsusp ksh 21305 350845 17055 0 3 0x98 kqread sshd-session 17055 519616 872 0 3 0x92 kqread sshd-session 27542 279335 1 0 3 0x100083 ttyin getty 872 167591 1 0 3 0x88 kqread sshd 78404 185939 5880 73 3 0x1100090 kqread syslogd 5880 47181 1 0 3 0x100082 sbwait syslogd 89347 141117 1 0 3 0x100080 kqread resolvd 5468 198738 89123 77 3 0x100092 kqread dhcpleased 21427 53243 89123 77 3 0x100092 kqread dhcpleased 89123 413057 1 0 3 0x80 kqread dhcpleased 33381 209987 0 0 3 0x14200 bored smr 15145 502653 0 0 3 0x14200 pgzero zerothread 34130 267775 0 0 3 0x14200 aiodoned aiodoned 85904 353575 0 0 3 0x14200 syncer update 68375 167646 0 0 3 0x14200 cleaner cleaner 26272 118337 0 0 2 0x14200 reaper 32274 16700 0 0 3 0x14200 pgdaemon pagedaemon 65408 75899 0 0 3 0x14200 bored viomb 39617 195326 0 0 3 0x40014200 acpi0 acpi0 4304 295495 0 0 3 0x40014200 idle1 81295 149080 0 0 3 0x14200 bored softnet3 26031 160932 0 0 3 0x14200 bored softnet2 11060 60449 0 0 3 0x14200 bored softnet1 37400 314830 0 0 3 0x14200 bored softnet0 55136 408227 0 0 3 0x14200 bored systqmp 90931 154903 0 0 3 0x14200 bored systq 59270 432360 0 0 3 0x14200 tmoslp softclockmp 61628 475690 0 0 3 0x40014200 tmoslp softclock 50344 70733 0 0 3 0x40014200 idle0 1 195751 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 58464 (syz-executor) thread 0xffff8000ffff6cf0 (460906) exclusive rwlock amaplk r = 0 (0xfffffd8068ce6528) #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+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] #5 kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 #6 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #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 (0xfffffd806bdcada8) #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+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] #3 kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #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 (0xffffffff83933578) #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:197 #10 kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 #11 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #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 (0xffffffff8378cdb8) #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:187 #3 kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #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 10192 10955K 10966K 166960K 11271 0 pcb 17 12K 12K 166960K 17 0 rtable 236 6K 7K 166960K 356 0 pf 31 16K 16K 166960K 31 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 sysctl 1 1K 1K 166960K 1 0 counters 64 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 33 0 iov 0 0K 12K 166960K 14 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1332 84K 84K 166960K 1362 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 5K 166960K 8 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 14 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 26 97K 125K 166960K 362 0 sigio 0 0K 0K 166960K 2 0 proc 58 79K 103K 166960K 507 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 44 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 97 440K 440K 166960K 97 0 exec 0 0K 1K 166960K 356 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 275 80K 83K 166960K 4675 0 UVM aobj 13 2K 3K 166960K 14 0 pinsyscall 47 94K 109K 166960K 1377 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 26 0 NDP 11 0K 2K 166960K 27 0 temp 45 8640K 8704K 166960K 4570 0 kqueue 14 22K 30K 166960K 76 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 67 0 64 1 0 1 1 0 8 0 rtentry 112 113 0 2 4 0 4 4 0 8 0 unpcb 144 181 0 161 1 0 1 1 0 8 0 syncache 336 7 0 7 1 0 1 1 0 8 1 tcpqe 32 3 0 3 1 0 1 1 0 8 1 tcpcb 808 175 0 163 8 0 8 8 0 8 6 arp 120 18 0 0 1 0 1 1 0 8 0 ipq 40 1 0 0 1 0 1 1 0 8 0 ipqe 40 1 0 0 1 0 1 1 0 8 0 inpcb 376 350 0 333 8 0 8 8 0 8 6 nd6 136 26 0 1 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 457 0 2 29 0 29 29 0 8 0 art_table 32 458 0 2 4 0 4 4 0 8 0 art_node 16 112 0 11 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 4 1 0 1 1 0 8 0 semapl 112 11 0 1 1 0 1 1 0 8 0 shmpl 112 11 0 1 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 1843 0 339 95 0 95 95 0 8 0 ffsino 280 1843 0 339 108 0 108 108 0 8 0 nchpl 144 2333 0 657 63 0 63 63 0 8 0 uvmvnodes 80 1924 0 0 40 0 40 40 0 8 0 vnodes 216 1924 0 0 107 0 107 107 0 8 0 namei 1024 7097 0 7097 1 0 1 1 0 8 1 percpumem 16 46 0 0 1 0 1 1 0 8 0 kstatmem 264 22 0 0 2 0 2 2 0 8 0 scxspl 216 7412 0 7412 5 1 4 4 1 8 4 plimitpl 152 139 0 115 2 0 2 2 0 8 1 sigapl 424 638 0 581 8 0 8 8 0 8 0 futexpl 64 3174 0 3167 1 0 1 1 0 8 0 knotepl 120 557 0 0 17 0 17 17 0 8 0 kqueuepl 216 165 0 154 2 0 2 2 0 8 1 pipepl 328 119 0 92 3 0 3 3 0 8 0 fdescpl 504 619 0 581 7 1 6 6 0 8 0 filepl 152 2628 0 2391 12 0 12 12 0 8 2 lockfpl 104 61 0 52 1 0 1 1 0 8 0 lockfspl 48 29 0 24 1 0 1 1 0 8 0 sessionpl 144 25 0 9 1 0 1 1 0 8 0 pgrppl 48 33 0 9 1 0 1 1 0 8 0 ucredpl 104 378 0 359 1 0 1 1 0 8 0 zombiepl 144 583 0 581 1 0 1 1 0 8 0 processpl 1168 638 0 581 5 0 5 5 0 8 0 procpl 656 1012 0 938 7 0 7 7 0 8 0 sosppl 168 1 0 1 1 0 1 1 0 8 1 sockpl 688 603 0 562 9 0 9 9 0 8 5 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 7 0 0 1 0 1 1 0 8 0 mcl4k 4096 118 0 0 15 0 15 15 0 8 0 mcl2k 2048 21 0 0 3 0 3 3 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 195 0 0 13 0 13 13 0 8 0 bufpl 280 2592 0 124 177 0 177 177 0 8 0 anonpl 24 138938 0 133429 64 1 63 63 0 184 21 amapchunkpl 152 15345 0 14557 31 0 31 31 0 158 0 amappl16 200 2910 0 2886 29 6 23 25 0 8 19 amappl15 192 4 0 4 1 1 0 1 0 8 0 amappl14 184 109 0 98 1 0 1 1 0 8 0 amappl13 176 7 0 7 1 1 0 1 0 8 0 amappl12 168 1221 0 1183 2 0 2 2 0 8 0 amappl11 160 49 0 38 1 0 1 1 0 8 0 amappl10 152 5 0 5 1 1 0 1 0 8 0 amappl9 144 249 0 249 1 1 0 1 0 8 0 amappl8 136 29 0 28 1 0 1 1 0 8 0 amappl7 128 99 0 89 1 0 1 1 0 8 0 amappl6 120 175 0 172 1 0 1 1 0 8 0 amappl5 112 113 0 106 1 0 1 1 0 8 0 amappl4 104 290 0 274 1 0 1 1 0 8 0 amappl3 96 2710 0 2558 4 0 4 4 0 8 0 amappl2 88 639 0 582 2 0 2 2 0 8 0 amappl1 80 8984 0 8439 13 0 13 13 0 8 0 amappl 88 4312 0 4086 6 0 6 6 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 13 0 1 1 0 1 1 0 8 0 uaddrrnd 24 619 0 581 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 619 0 581 1 0 1 1 0 8 0 vmmpekpl 168 6737 0 6705 2 0 2 2 0 8 0 vmmpepl 168 45021 0 42930 108 0 108 108 0 357 10 vmsppl 456 618 0 581 7 1 6 6 0 8 0 rwobjpl 64 18031 0 15202 51 0 51 51 0 8 0 pdppl 4096 1246 0 1162 108 24 84 98 0 8 0 pvpl 32 17999 0 0 146 0 146 146 0 265 0 pmappl 248 618 0 581 4 1 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 294 0 27 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83793ff0) 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 __mp_lock(ffffffff83933370) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83933370) 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(ffffffff83933370) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83933370) at __mp_lock+0x192 sys/kern/kern_lock.c:144 proc_suspend_check_locked(ffff8000ffff7730,0) at proc_suspend_check_locked+0x2d5 sys/kern/kern_sig.c:2212 userret(ffff8000ffff7730) at userret+0x9c sys/kern/kern_sig.c:2149 Xsyscall() at Xsyscall+0x156 end of kernel end trace frame: 0x86d740c4ad0, count: 5 ddb{0}> trace x86_ipi_db(ffffffff83793ff0) 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 __mp_lock(ffffffff83933370) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83933370) 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(ffffffff83933370) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83933370) at __mp_lock+0x192 sys/kern/kern_lock.c:144 proc_suspend_check_locked(ffff8000ffff7730,0) at proc_suspend_check_locked+0x2d5 sys/kern/kern_sig.c:2212 userret(ffff8000ffff7730) at userret+0x9c sys/kern/kern_sig.c:2149 Xsyscall() at Xsyscall+0x156 end of kernel end trace frame: 0x86d740c4ad0, count: -10 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(ffffffff83437867) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e7433,ffffffff8342bb14,6cb,ffffffff8333e711) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bdcaca8,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806bdcaca8,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c565058,1,4000000001c0,ffff80003c565088,0,e58da9ff2c2e5969,1) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(4e,ffff80003c565058,1,4000000001c0,ffff80003c565088,0,e58da9ff2c2e5969,1) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c565054,2,4000000001c0,ffff80003c565088,0,37,831fb77ab0d810b0) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff8000ffff6cf0,ffff80003c5651c0,ffff80003c565110) at sys_sysctl+0x425 syscall(ffff80003c5651c0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5651c0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x86d8c647ec0, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83437867) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e7433,ffffffff8342bb14,6cb,ffffffff8333e711) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bdcaca8,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806bdcaca8,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c565058,1,4000000001c0,ffff80003c565088,0,e58da9ff2c2e5969,1) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(4e,ffff80003c565058,1,4000000001c0,ffff80003c565088,0,e58da9ff2c2e5969,1) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c565054,2,4000000001c0,ffff80003c565088,0,37,831fb77ab0d810b0) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff8000ffff6cf0,ffff80003c5651c0,ffff80003c565110) at sys_sysctl+0x425 syscall(ffff80003c5651c0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5651c0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x86d8c647ec0, count: -10