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 121036 7602 32767 0x10 0 1 syz-executor *433767 7602 32767 0x10 0x4000000 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343f618) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ec4a2,ffffffff8342ff61,6cb,ffffffff83343465) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c3a0738,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c3a0738,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 sysctl_vsunlock(400000000000,10011) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff800031ca7ec4,3,400000000000,ffff800031ca7ef8,0,0,90f3c8a13e4e877f) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff8000ffff5218,ffff800031ca8030,ffff800031ca7f80) at sys_sysctl+0x425 syscall(ffff800031ca8030) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800031ca8030) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe48f345b190, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_fault.c", line 1739 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343f618) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ec4a2,ffffffff8342ff61,6cb,ffffffff83343465) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c3a0738,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c3a0738,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 sysctl_vsunlock(400000000000,10011) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff800031ca7ec4,3,400000000000,ffff800031ca7ef8,0,0,90f3c8a13e4e877f) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff8000ffff5218,ffff800031ca8030,ffff800031ca7f80) at sys_sysctl+0x425 syscall(ffff800031ca8030) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800031ca8030) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe48f345b190, count: -10 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800031ca7c20 rbx 0xffffffff83805dc7 cpu_info_full_primary+0x2dc7 rdx 0 rcx 0xffff8000ffff5218 rax 0xffffffff83804ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x61b3cbb7c2b81567 r11 0x95980ddf8923c297 r12 0xffffffff83805bc8 cpu_info_full_primary+0x2bc8 r13 0 r14 0 r15 0x1 rip 0xffffffff82c65d85 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800031ca7c10 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=433767 pid=7602 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=0xffff8000ffff4f88,0xffff8000ffff59d8 process=0xffff8000ffff0020 user=0xffff800031ca3000, vmspace=0xfffffd806c3a0738 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 8719 344001 89640 32767 2 0x10 syz-executor 7602 121036 93647 32767 7 0x10 syz-executor 7602 515726 93647 32767 3 0x4000090 fsleep syz-executor * 7602 433767 93647 32767 7 0x4000010 syz-executor 7602 481255 93647 32767 2 0x4000010 syz-executor 57285 187380 47550 0 2 0 syz-executor 96716 328290 29277 32767 2 0x10 syz-executor 96716 65498 29277 32767 2 0x4000010 syz-executor 39254 8469 78140 32767 2 0x10 syz-executor 39254 34653 78140 32767 3 0x4000090 kqread syz-executor 72494 414256 33076 32767 2 0x490 syz-executor 72494 181086 33076 32767 3 0x4000090 ttyin syz-executor 26445 187650 98517 32767 2 0x10 syz-executor 26445 347653 98517 32767 3 0x4000090 kqread syz-executor 26445 10212 98517 32767 3 0x4000090 kqread syz-executor 47550 191925 66846 0 3 0x82 wait syz-executor 57028 79107 0 0 3 0x14200 bored sosplice 93647 51212 20070 32767 2 0x490 syz-executor 46321 145503 41868 32767 2 0x10 syz-executor 29277 132674 24057 32767 2 0x490 syz-executor 33076 136491 56130 32767 2 0x490 syz-executor 78140 228870 48702 32767 2 0x490 syz-executor 89640 175012 96098 32767 2 0x490 syz-executor 98517 74406 33150 32767 2 0x490 syz-executor 20070 105604 66846 0 3 0x82 wait syz-executor 48702 294166 66846 0 3 0x82 wait syz-executor 96098 417463 66846 0 3 0x82 wait syz-executor 24057 300746 66846 0 3 0x82 wait syz-executor 41868 70461 66846 0 3 0x82 wait syz-executor 33150 464288 66846 0 3 0x82 wait syz-executor 56130 289638 66846 0 3 0x82 wait syz-executor 66846 298216 3139 0 3 0x82 kqread syz-executor 3139 405090 77746 0 3 0x10008a sigsusp ksh 77746 163741 6430 0 3 0x98 kqread sshd-session 6430 323825 69804 0 3 0x92 kqread sshd-session 90465 48433 1 0 3 0x100083 ttyin getty 69804 194627 1 0 3 0x88 kqread sshd 55688 215438 61744 73 3 0x1100090 kqread syslogd 61744 510837 1 0 3 0x100082 sbwait syslogd 2303 425294 1 0 3 0x100080 kqread resolvd 56827 291236 26510 77 3 0x100092 kqread dhcpleased 79973 178701 26510 77 3 0x100092 kqread dhcpleased 26510 150542 1 0 3 0x80 kqread dhcpleased 77887 140904 0 0 3 0x14200 bored smr 1947 45824 0 0 2 0x14200 zerothread 35535 43139 0 0 3 0x14200 aiodoned aiodoned 4503 358415 0 0 3 0x14200 syncer update 1339 39046 0 0 3 0x14200 cleaner cleaner 6526 135730 0 0 3 0x14200 reaper reaper 22488 305675 0 0 3 0x14200 pgdaemon pagedaemon 30619 384391 0 0 3 0x14200 bored viomb 59445 79227 0 0 3 0x40014200 acpi0 acpi0 38138 29178 0 0 3 0x40014200 idle1 23806 205313 0 0 3 0x14200 bored softnet3 54522 310534 0 0 3 0x14200 bored softnet2 94818 225802 0 0 3 0x14200 bored softnet1 4542 302722 0 0 3 0x14200 bored softnet0 16622 469543 0 0 3 0x14200 bored systqmp 71309 359438 0 0 3 0x14200 bored systq 81483 273031 0 0 2 0x14200 softclockmp 32139 204530 0 0 2 0x40014200 softclock 18158 53495 0 0 3 0x40014200 idle0 1 113670 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 7602 (syz-executor) thread 0xffff8000ffff5218 (433767) exclusive rwlock amaplk r = 0 (0xfffffd806be50a60) #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 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 (0xfffffd806c3a0838) #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 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 (0xffffffff8393bb28) #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:412 #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:730 #7 uvm_fault+0x106 sys/uvm/uvm_fault.c:666 #8 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1681 #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 (0xffffffff837f1128) #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 46321 (syz-executor) thread 0xffff8000ffff67d0 (145503) exclusive rrwlock inode r = 0 (0xfffffd806c6c31b8) #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 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2bd sys/kern/vfs_subr.c:694 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1866 #13 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c3d1878) #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 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1866 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10181 10951K 10965K 166960K 11263 0 pcb 17 12K 12K 166960K 17 0 rtable 214 6K 6K 166960K 358 0 pf 29 16K 16K 166960K 31 0 ifaddr 38 6K 7K 166960K 44 0 ifgroup 46 2K 2K 166960K 50 0 sysctl 1 1K 1K 166960K 1 0 counters 62 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 31 0 iov 1 16K 16K 166960K 6 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1332 84K 84K 166960K 1397 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 4 0 VM map 2 1K 1K 166960K 2 0 sem 5 0K 0K 166960K 5 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 24 89K 121K 166960K 229 0 proc 58 79K 115K 166960K 477 0 subproc 72 4K 4K 166960K 117 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 1 0K 0K 166960K 15 0 in_multi 88 6K 7K 166960K 108 0 ether_multi 1 0K 0K 166960K 3 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 355 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 224 65K 78K 166960K 3330 0 UVM aobj 6 2K 4K 166960K 7 0 pinsyscall 45 90K 112K 166960K 1264 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 0K 166960K 6 0 NDP 10 0K 2K 166960K 27 0 temp 39 8679K 8744K 166960K 4166 0 kqueue 16 26K 26K 166960K 32 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 48 0 45 1 0 1 1 0 8 0 rtentry 160 112 0 12 5 0 5 5 0 8 0 unpcb 144 204 0 188 6 0 6 6 0 8 4 syncache 336 5 0 5 1 0 1 1 0 8 1 tcpcb 808 46 0 40 1 0 1 1 0 8 0 arp 120 18 0 2 1 0 1 1 0 8 0 ipq 40 1 0 0 1 0 1 1 0 8 0 ipqe 40 2 0 0 1 0 1 1 0 8 0 inpcb 376 206 0 196 8 0 8 8 0 8 7 nd6 136 25 0 3 1 0 1 1 0 8 0 kcovpl 48 13 0 5 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 454 0 44 29 0 29 29 0 8 1 art_table 32 455 0 44 4 0 4 4 0 8 0 art_node 16 111 0 20 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 4 1 0 1 1 0 8 0 semapl 112 3 0 0 1 0 1 1 0 8 0 shmpl 112 4 0 1 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 1645 0 138 95 0 95 95 0 8 0 ffsino 280 1645 0 138 109 0 109 109 0 8 0 nchpl 144 1906 0 231 63 0 63 63 0 8 0 uvmvnodes 80 1771 0 0 37 0 37 37 0 8 0 vnodes 216 1771 0 0 99 0 99 99 0 8 0 namei 1024 5767 0 5767 1 0 1 1 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 6319 0 6319 3 1 2 2 1 8 2 plimitpl 152 50 0 25 1 0 1 1 0 8 0 sigapl 424 503 0 448 8 0 8 8 0 8 1 futexpl 64 1076 0 1075 1 0 1 1 0 8 0 knotepl 120 312 0 0 10 0 10 10 0 8 0 kqueuepl 216 31 0 18 1 0 1 1 0 8 0 pipepl 328 123 0 96 3 0 3 3 0 8 0 fdescpl 504 484 0 448 7 1 6 6 0 8 0 filepl 152 1987 0 1773 16 0 16 16 0 8 6 lockfpl 104 22 0 20 1 0 1 1 0 8 0 lockfspl 48 12 0 10 1 0 1 1 0 8 0 sessionpl 144 25 0 10 1 0 1 1 0 8 0 pgrppl 48 39 0 16 1 0 1 1 0 8 0 ucredpl 104 174 0 156 1 0 1 1 0 8 0 zombiepl 144 448 0 448 1 0 1 1 0 8 1 processpl 1176 503 0 448 5 0 5 5 0 8 0 procpl 656 621 0 558 7 0 7 7 0 8 1 sosppl 168 2 0 2 1 0 1 1 0 8 1 sockpl 688 460 0 431 21 0 21 21 0 8 17 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 121 0 0 16 0 16 16 0 8 0 mcl2k 2048 28 0 0 4 0 4 4 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 232 0 0 15 0 15 15 0 8 0 bufpl 280 2387 0 124 162 0 162 162 0 8 0 anonpl 24 80984 0 77856 32 0 32 32 0 184 9 amapchunkpl 152 9971 0 9467 27 0 27 27 0 158 4 amappl16 200 951 0 932 4 1 3 4 0 8 1 amappl15 192 4 0 4 1 1 0 1 0 8 0 amappl14 184 99 0 89 1 0 1 1 0 8 0 amappl13 176 5 0 5 1 1 0 1 0 8 0 amappl12 168 1097 0 1063 2 0 2 2 0 8 0 amappl11 160 42 0 32 1 0 1 1 0 8 0 amappl10 152 5 0 4 1 0 1 1 0 8 0 amappl9 144 259 0 259 1 1 0 1 0 8 0 amappl8 136 15 0 14 1 0 1 1 0 8 0 amappl7 128 92 0 82 1 0 1 1 0 8 0 amappl6 120 164 0 161 1 0 1 1 0 8 0 amappl5 112 181 0 174 1 0 1 1 0 8 0 amappl4 104 286 0 271 1 0 1 1 0 8 0 amappl3 96 1680 0 1563 4 0 4 4 0 8 0 amappl2 88 614 0 559 2 0 2 2 0 8 0 amappl1 80 7784 0 7248 13 0 13 13 0 8 0 amappl 88 2980 0 2804 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 6 0 1 1 0 1 1 0 8 0 uaddrrnd 24 484 0 448 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 484 0 448 1 0 1 1 0 8 0 vmmpekpl 168 5563 0 5526 3 0 3 3 0 8 0 vmmpepl 168 34750 0 32829 89 0 89 89 0 357 5 vmsppl 456 483 0 448 7 1 6 6 0 8 0 rwobjpl 64 13702 0 11109 42 0 42 42 0 8 0 pdppl 4096 975 0 896 113 32 81 95 0 8 2 pvpl 32 12007 0 0 97 0 97 97 0 265 0 pmappl 248 483 0 448 4 1 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 291 0 35 8 0 8 8 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(ffffffff8343f618) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ec4a2,ffffffff8342ff61,6cb,ffffffff83343465) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c3a0738,400000000000,400000011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c3a0738,400000000000,400000011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 sysctl_vsunlock(400000000000,10011) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff800031ca7ec4,3,400000000000,ffff800031ca7ef8,0,0,90f3c8a13e4e877f) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff8000ffff5218,ffff800031ca8030,ffff800031ca7f80) at sys_sysctl+0x425 syscall(ffff800031ca8030) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800031ca8030) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe48f345b190, count: -10 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029aabff0) 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(ffffffff8393b920) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8393b920) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff8000360c6300) at syscall+0xae6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000360c6300) at syscall+0xae6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a1451e50d90, count: 9 ddb{1}> trace x86_ipi_db(ffff800029aabff0) 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(ffffffff8393b920) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8393b920) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff8000360c6300) at syscall+0xae6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000360c6300) at syscall+0xae6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a1451e50d90, count: -6