panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_fault.c", line 1741 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *351860 36536 32767 0x10 0x4000000 1 syz-executor 207626 70915 32767 0x10 0x4000000 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343de2e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833eb2e6,ffffffff8342b2e2,6cd,ffffffff8333dde4) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c093580,400000000000,400000021000) at uvm_fault_unwire_locked+0x4b4 uvm_fault_unwire(fffffd806c093580,400000000000,400000021000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1704 sysctl_vsunlock(400000000080,20000) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff80003c4f6ef4,3,400000000080,ffff80003c4f6f28,0,0,8f9f4a26b1ac5b45) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff80003c53d740,ffff80003c4f7060,ffff80003c4f6fb0) at sys_sysctl+0x425 syscall(ffff80003c4f7060) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4f7060) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ae9d741de0, 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 1741 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343de2e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833eb2e6,ffffffff8342b2e2,6cd,ffffffff8333dde4) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c093580,400000000000,400000021000) at uvm_fault_unwire_locked+0x4b4 uvm_fault_unwire(fffffd806c093580,400000000000,400000021000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1704 sysctl_vsunlock(400000000080,20000) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff80003c4f6ef4,3,400000000080,ffff80003c4f6f28,0,0,8f9f4a26b1ac5b45) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff80003c53d740,ffff80003c4f7060,ffff80003c4f6fb0) at sys_sysctl+0x425 syscall(ffff80003c4f7060) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4f7060) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ae9d741de0, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c4f6c50 rbx 0xffff800029a9cdc7 rdx 0 rcx 0xffff80003c53d740 rax 0xffff800029a9bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xb585133f049445b3 r11 0x9cf8c010b1d321f5 r12 0xffff800029a9cbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff816c87e5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c4f6c40 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=351860 pid=36536 tcnt=4 stat=onproc flags process=10 proc=4000000 runpri=36, usrpri=50, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c53ca70,0xffff80003c53c7f0 process=0xffff80003c4dc950 user=0xffff80003c4f2000, vmspace=0xfffffd806c093580 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 96788 77047 32087 32767 2 0x10 syz-executor 36536 150384 74063 32767 3 0x10 vmmaplk syz-executor 36536 168955 74063 32767 3 0x4000090 fsleep syz-executor *36536 351860 74063 32767 7 0x4000010 syz-executor 36536 409737 74063 32767 3 0x4000090 fsleep syz-executor 24885 522475 61921 32767 2 0x10 syz-executor 24885 516945 61921 32767 3 0x4000090 fsleep syz-executor 24885 70659 61921 32767 3 0x4000090 fsleep syz-executor 24885 400532 61921 32767 3 0x4000090 fsleep syz-executor 44901 255389 3119 32767 2 0x10 syz-executor 44901 368077 3119 32767 3 0x4000090 fsleep syz-executor 70915 158748 55024 32767 2 0x10 syz-executor 70915 207626 55024 32767 7 0x4000010 syz-executor 38128 338129 8041 32767 2 0x10 syz-executor 38128 254124 8041 32767 3 0x4000090 fsleep syz-executor 3644 264840 53170 32767 2 0x10 syz-executor 3644 140500 53170 32767 3 0x4000090 fsleep syz-executor 30958 17532 58299 0 2 0x2 syz-executor 66376 353325 91628 0 3 0x82 sbwait sshd-session 83598 131088 0 0 3 0x14200 bored sosplice 32087 54617 11673 32767 3 0x90 nanoslp syz-executor 53170 265895 80748 32767 3 0x90 nanoslp syz-executor 3119 454411 4802 32767 3 0x90 nanoslp syz-executor 55024 124900 12346 32767 3 0x90 nanoslp syz-executor 8041 274867 12924 32767 3 0x90 nanoslp syz-executor 74063 58851 47983 32767 3 0x90 nanoslp syz-executor 61921 244983 69711 32767 3 0x90 nanoslp syz-executor 47983 91062 58299 0 3 0x82 wait syz-executor 69711 174974 58299 0 3 0x82 wait syz-executor 4802 380001 58299 0 3 0x82 wait syz-executor 12346 221334 58299 0 3 0x82 wait syz-executor 12924 319515 58299 0 3 0x82 wait syz-executor 11673 66620 58299 0 3 0x82 wait syz-executor 80748 281966 58299 0 3 0x82 wait syz-executor 58299 348914 92853 0 3 0x82 kqread syz-executor 92853 265203 81192 0 3 0x10008a sigsusp ksh 81192 404097 48472 0 3 0x98 kqread sshd-session 48472 409396 91628 0 3 0x92 kqread sshd-session 71773 19511 1 0 3 0x100083 ttyin getty 91628 171106 1 0 3 0x88 kqread sshd 52455 134946 50536 73 3 0x1100090 kqread syslogd 50536 346379 1 0 3 0x100082 sbwait syslogd 64243 461261 1 0 3 0x100080 kqread resolvd 28563 377662 32503 77 3 0x100092 kqread dhcpleased 32063 184755 32503 77 3 0x100092 kqread dhcpleased 32503 238189 1 0 3 0x80 kqread dhcpleased 26444 497015 0 0 3 0x14200 bored smr 45506 198864 0 0 2 0x14200 zerothread 64394 138882 0 0 3 0x14200 aiodoned aiodoned 9516 146623 0 0 3 0x14200 syncer update 49319 384853 0 0 3 0x14200 cleaner cleaner 22590 458839 0 0 3 0x14200 reaper reaper 64923 78070 0 0 3 0x14200 pgdaemon pagedaemon 26213 74233 0 0 3 0x14200 bored viomb 17117 56256 0 0 3 0x40014200 acpi0 acpi0 74757 277205 0 0 3 0x40014200 idle1 54227 415050 0 0 3 0x14200 bored softnet3 69829 266484 0 0 3 0x14200 bored softnet2 47551 46389 0 0 3 0x14200 bored softnet1 54713 389531 0 0 3 0x14200 bored softnet0 45418 72236 0 0 3 0x14200 bored systqmp 46353 491876 0 0 3 0x14200 bored systq 55484 234500 0 0 3 0x14200 tmoslp softclockmp 92949 258874 0 0 3 0x40014200 tmoslp softclock 94765 74153 0 0 3 0x40014200 idle0 1 340444 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 36536 (syz-executor) thread 0xffff80003c53d740 (351860) exclusive rwlock amaplk r = 0 (0xfffffd805f1268a8) #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:1760 #4 uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1704 #5 sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 #6 net_sysctl+0x69a sys/kern/uipc_domain.c:259 #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 (0xfffffd806c093680) #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:1703 #3 sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 #4 net_sysctl+0x69a sys/kern/uipc_domain.c:259 #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 (0xffffffff838d08a0) #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:1866 #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:1683 #9 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 #10 net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 #11 sys_sysctl+0x425 #12 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff837eb878) #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 net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 #4 sys_sysctl+0x425 #5 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 Process 36536 (syz-executor) thread 0xffff80003c53d220 (409737) exclusive rwlock futex r = 0 (0xffffffff8384fe68) #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 sys_futex+0x69 sys/kern/sys_futex.c:98 #3 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #4 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10187 10952K 10966K 166960K 11269 0 pcb 17 14K 16K 166960K 19 0 rtable 218 6K 7K 166960K 379 0 pf 29 16K 16K 166960K 31 0 ifaddr 38 6K 7K 166960K 44 0 ifgroup 46 2K 2K 166960K 50 0 sysctl 3 1K 1K 166960K 3 0 counters 62 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 38 0 iov 0 0K 12K 166960K 15 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1332 84K 84K 166960K 1500 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 17 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 24 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 24 89K 125K 166960K 530 0 sigio 0 0K 0K 166960K 13 0 proc 58 79K 127K 166960K 528 0 subproc 72 4K 4K 166960K 189 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 75 0 in_multi 88 6K 7K 166960K 111 0 ether_multi 1 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 85 387K 387K 166960K 85 0 exec 0 0K 1K 166960K 385 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 237 65K 89K 166960K 6106 0 UVM aobj 23 2K 2K 166960K 29 0 pinsyscall 47 94K 110K 166960K 1555 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 45 0 NDP 10 0K 2K 166960K 27 0 temp 50 8686K 8750K 166960K 5401 0 kqueue 17 22K 29K 166960K 80 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 60 0 56 1 0 1 1 0 8 0 rtentry 112 119 0 17 4 0 4 4 0 8 0 unpcb 144 422 0 405 4 1 3 4 0 8 2 syncache 336 10 0 10 1 0 1 1 0 8 1 tcpqe 32 4 0 4 1 0 1 1 0 8 1 tcpcb 808 172 0 160 5 3 2 5 0 8 0 arp 120 19 0 2 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 376 646 0 630 12 3 9 12 0 8 6 nd6 136 31 0 8 2 0 2 2 0 8 1 kcovpl 48 21 0 13 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 489 0 75 30 0 30 30 0 8 1 art_table 32 490 0 75 4 0 4 4 0 8 0 art_node 16 118 0 25 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 4 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 21 0 11 1 0 1 1 0 8 0 shmpl 112 26 0 6 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 2047 0 527 96 0 96 96 0 8 0 ffsino 280 2047 0 527 109 0 109 109 0 8 0 nchpl 144 2705 0 1016 63 0 63 63 0 8 0 uvmvnodes 80 2245 0 0 46 0 46 46 0 8 0 vnodes 216 2245 0 0 125 0 125 125 0 8 0 namei 1024 8294 0 8294 2 1 1 2 0 8 1 percpumem 16 46 0 1 1 0 1 1 0 8 0 kstatmem 264 22 0 2 2 0 2 2 0 8 0 scxspl 216 8905 0 8905 9 1 8 8 1 8 8 plimitpl 152 141 0 118 2 0 2 2 0 8 1 sigapl 424 782 0 726 8 1 7 8 0 8 0 futexpl 64 4616 0 4608 1 0 1 1 0 8 0 knotepl 120 361 0 0 11 0 11 11 0 8 0 kqueuepl 216 182 0 169 5 2 3 5 0 8 2 pipepl 328 172 0 144 3 0 3 3 0 8 0 fdescpl 504 763 0 726 7 1 6 6 0 8 1 filepl 152 3686 0 3467 15 2 13 15 0 8 4 lockfpl 104 108 0 105 1 0 1 1 0 8 0 lockfspl 48 44 0 41 1 0 1 1 0 8 0 sessionpl 144 39 0 23 1 0 1 1 0 8 0 pgrppl 48 73 0 49 1 0 1 1 0 8 0 ucredpl 104 522 0 504 1 0 1 1 0 8 0 zombiepl 144 726 0 726 1 0 1 1 0 8 1 processpl 1176 782 0 726 5 0 5 5 0 8 0 procpl 656 1357 0 1291 7 0 7 7 0 8 1 sosppl 168 3 0 3 1 0 1 1 0 8 1 sockpl 688 1139 0 1103 16 6 10 15 0 8 6 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 24 0 0 3 0 3 3 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 227 0 0 15 0 15 15 0 8 0 bufpl 280 2849 0 124 195 0 195 195 0 8 0 anonpl 24 125567 0 122184 45 1 44 45 0 184 18 amapchunkpl 152 19752 0 19222 36 3 33 36 0 158 12 amappl16 200 2094 0 2069 16 7 9 14 0 8 7 amappl15 192 28 0 28 1 1 0 1 0 8 0 amappl14 184 108 0 97 1 0 1 1 0 8 0 amappl13 176 4 0 4 1 1 0 1 0 8 0 amappl12 168 1365 0 1329 3 1 2 3 0 8 0 amappl11 160 86 0 76 1 0 1 1 0 8 0 amappl10 152 8 0 8 1 1 0 1 0 8 0 amappl9 144 262 0 262 1 1 0 1 0 8 0 amappl8 136 23 0 22 1 0 1 1 0 8 0 amappl7 128 99 0 88 1 0 1 1 0 8 0 amappl6 120 172 0 168 1 0 1 1 0 8 0 amappl5 112 114 0 107 1 0 1 1 0 8 0 amappl4 104 303 0 286 1 0 1 1 0 8 0 amappl3 96 3588 0 3465 4 0 4 4 0 8 0 amappl2 88 659 0 597 2 0 2 2 0 8 0 amappl1 80 10021 0 9394 15 0 15 15 0 8 0 amappl 88 5707 0 5522 5 0 5 5 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 28 0 6 1 0 1 1 0 8 0 uaddrrnd 24 763 0 726 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 763 0 726 1 0 1 1 0 8 0 vmmpekpl 168 8191 0 8148 3 0 3 3 0 8 0 vmmpepl 168 53490 0 51409 99 1 98 99 0 357 7 vmsppl 456 762 0 726 7 1 6 6 0 8 1 rwobjpl 64 19532 0 16331 52 0 52 52 0 8 0 pdppl 4096 1534 0 1452 120 36 84 98 0 8 2 pvpl 32 13568 0 0 110 0 110 110 0 265 0 pmappl 248 762 0 726 4 1 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 303 0 43 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837c4ff0) 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(ffffffff838d0698) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff838d0698) at __mp_lock+0x192 sys/kern/kern_lock.c:144 doopenat(ffff80003c53d9d0,ffffff9c,400000000000,0,0,ffff80003c509590) at doopenat+0x314 sys/kern/vfs_syscalls.c:1139 syscall(ffff80003c509640) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c509640) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1a592c67f30, count: 8 ddb{0}> trace x86_ipi_db(ffffffff837c4ff0) 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(ffffffff838d0698) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff838d0698) at __mp_lock+0x192 sys/kern/kern_lock.c:144 doopenat(ffff80003c53d9d0,ffffff9c,400000000000,0,0,ffff80003c509590) at doopenat+0x314 sys/kern/vfs_syscalls.c:1139 syscall(ffff80003c509640) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c509640) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1a592c67f30, 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:438 panic(ffffffff8343de2e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833eb2e6,ffffffff8342b2e2,6cd,ffffffff8333dde4) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c093580,400000000000,400000021000) at uvm_fault_unwire_locked+0x4b4 uvm_fault_unwire(fffffd806c093580,400000000000,400000021000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1704 sysctl_vsunlock(400000000080,20000) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff80003c4f6ef4,3,400000000080,ffff80003c4f6f28,0,0,8f9f4a26b1ac5b45) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff80003c53d740,ffff80003c4f7060,ffff80003c4f6fb0) at sys_sysctl+0x425 syscall(ffff80003c4f7060) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4f7060) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ae9d741de0, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343de2e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833eb2e6,ffffffff8342b2e2,6cd,ffffffff8333dde4) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c093580,400000000000,400000021000) at uvm_fault_unwire_locked+0x4b4 uvm_fault_unwire(fffffd806c093580,400000000000,400000021000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1704 sysctl_vsunlock(400000000080,20000) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff80003c4f6ef4,3,400000000080,ffff80003c4f6f28,0,0,8f9f4a26b1ac5b45) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff80003c53d740,ffff80003c4f7060,ffff80003c4f6fb0) at sys_sysctl+0x425 syscall(ffff80003c4f7060) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4f7060) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ae9d741de0, count: -10