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 *258201 21719 32767 0x10 0x4000000 1K syz-executor 299171 34782 32767 0x10 0x4000000 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8344322d) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ecaa5,ffffffff8342c4f8,6cb,ffffffff8333f2e9) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c0e33b0,400000000000,400000014000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806c0e33b0,400000000000,400000021000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806c0e33b0,400000000000,400000021000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000080,20000) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 net_sysctl(ffff80003c4fc314,3,400000000080,ffff80003c4fc348,0,0,3424186747138193) at net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 sys_sysctl(ffff80003c516030,ffff80003c4fc480,ffff80003c4fc3d0) at sys_sysctl+0x425 syscall(ffff80003c4fc480) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4fc480) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x42bc3f4d630, 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(ffffffff8344322d) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ecaa5,ffffffff8342c4f8,6cb,ffffffff8333f2e9) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c0e33b0,400000000000,400000014000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806c0e33b0,400000000000,400000021000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806c0e33b0,400000000000,400000021000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000080,20000) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 net_sysctl(ffff80003c4fc314,3,400000000080,ffff80003c4fc348,0,0,3424186747138193) at net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 sys_sysctl(ffff80003c516030,ffff80003c4fc480,ffff80003c4fc3d0) at sys_sysctl+0x425 syscall(ffff80003c4fc480) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4fc480) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x42bc3f4d630, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c4fc040 rbx 0xffff800029a9cdc7 rdx 0 rcx 0xffff80003c516030 rax 0xffff800029a9bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf3421d1f8763da9a r11 0x16876f33bd34c4e1 r12 0xffff800029a9cbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff8261d9f5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c4fc030 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=258201 pid=21719 tcnt=3 stat=onproc flags process=10 proc=4000000 runpri=32, usrpri=67, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c517c60,0xffff8000ffff87e0 process=0xffff8000ffff2e10 user=0xffff80003c4f7000, vmspace=0xfffffd806c0e33b0 estcpu=17, cpticks=3, pctcpu=0.1, user=0, sys=4, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 21719 258946 19857 32767 3 0x10 vmmaplk syz-executor *21719 258201 19857 32767 7 0x4000010 syz-executor 21719 505594 19857 32767 3 0x4000010 vmmaplk syz-executor 34782 29245 89380 32767 2 0x10 syz-executor 34782 299171 89380 32767 7 0x4000010 syz-executor 32198 253533 32807 32767 2 0x10 syz-executor 65336 139308 67597 32767 2 0x10 syz-executor 65336 310044 67597 32767 3 0x4000090 fsleep syz-executor 71562 323088 5864 32767 2 0x10 syz-executor 71562 260300 5864 32767 2 0x4000010 syz-executor 77525 488777 26658 32767 2 0x10 syz-executor 77525 488211 26658 32767 3 0x4000090 fsleep syz-executor 49720 102016 22305 32767 2 0x10 syz-executor 49720 480890 22305 32767 3 0x4000090 fsleep syz-executor 55785 31040 23961 0 2 0x2 syz-executor 4373 58075 0 0 3 0x14200 bored sosplice 5864 499760 2376 32767 3 0x90 nanoslp syz-executor 67597 98645 70819 32767 3 0x90 nanoslp syz-executor 32807 6120 65318 32767 3 0x90 nanoslp syz-executor 19857 449424 91617 32767 3 0x90 nanoslp syz-executor 89380 293139 25154 32767 2 0x10 syz-executor 26658 129537 93004 32767 3 0x90 nanoslp syz-executor 22305 435844 81134 32767 2 0x10 syz-executor 65318 398745 23961 0 3 0x82 wait syz-executor 70819 196334 23961 0 3 0x82 wait syz-executor 91617 445538 23961 0 3 0x82 wait syz-executor 2376 109853 23961 0 3 0x82 wait syz-executor 25154 483456 23961 0 3 0x82 wait syz-executor 93004 105163 23961 0 3 0x82 wait syz-executor 81134 485615 23961 0 3 0x82 wait syz-executor 23961 180786 93932 0 2 0x2 syz-executor 93932 455505 80476 0 3 0x10008a sigsusp ksh 80476 281517 22595 0 3 0x98 kqread sshd-session 22595 463499 98416 0 3 0x92 kqread sshd-session 30132 324280 1 0 3 0x100083 ttyin getty 98416 449259 1 0 3 0x88 kqread sshd 23324 191526 70964 73 3 0x1100090 kqread syslogd 70964 128371 1 0 3 0x100082 sbwait syslogd 39613 55018 1 0 3 0x100080 kqread resolvd 98927 398365 73280 77 3 0x100092 kqread dhcpleased 22304 481314 73280 77 3 0x100092 kqread dhcpleased 73280 52740 1 0 3 0x80 kqread dhcpleased 63643 351785 0 0 3 0x14200 bored smr 22076 26489 0 0 2 0x14200 zerothread 88319 523325 0 0 3 0x14200 aiodoned aiodoned 2049 134200 0 0 3 0x14200 syncer update 31371 11602 0 0 3 0x14200 cleaner cleaner 79065 143981 0 0 3 0x14200 reaper reaper 35041 469027 0 0 3 0x14200 pgdaemon pagedaemon 33204 278250 0 0 3 0x14200 bored viomb 64518 116101 0 0 3 0x40014200 acpi0 acpi0 33499 307276 0 0 3 0x40014200 idle1 60141 470123 0 0 3 0x14200 bored softnet3 49615 315369 0 0 3 0x14200 bored softnet2 59381 516369 0 0 3 0x14200 bored softnet1 81946 82534 0 0 3 0x14200 bored softnet0 59676 32539 0 0 3 0x14200 bored systqmp 77548 313021 0 0 3 0x14200 bored systq 6663 519508 0 0 3 0x14200 tmoslp softclockmp 7439 97337 0 0 3 0x40014200 tmoslp softclock 80539 61582 0 0 3 0x40014200 idle0 1 367791 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 21719 (syz-executor) thread 0xffff80003c516030 (258201) exclusive rwlock amaplk r = 0 (0xfffffd805f8486e8) #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_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] #4 uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 #5 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 #6 net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 #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 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839a4760) #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_write+0x1de sys/kern/kern_rwlock.c:292 #5 uvm_map_lock_entry+0x51 sys/uvm/uvm_map.c:464 #6 uvm_fault_unwire_locked+0x253 sys/uvm/uvm_fault.c:1758 #7 uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] #7 uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 #8 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 #9 net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 #10 sys_sysctl+0x425 #11 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 shared rwlock vmmaplk r = 0 (0xfffffd806c0e34b0) #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_wire+0x116 uvm_fault_unwire sys/uvm/uvm_fault.c:1701 [inline] #2 uvm_fault_wire+0x116 sys/uvm/uvm_fault.c:1684 #3 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 #4 net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 #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 rwlock sysctllk r = 0 (0xffffffff83842018) #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 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10185 10952K 10965K 166960K 11267 0 pcb 17 12K 12K 166960K 17 0 rtable 212 6K 6K 166960K 360 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 32 0 iov 0 0K 6K 166960K 9 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1334 84K 84K 166960K 1542 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 13 0 VM map 2 1K 1K 166960K 2 0 sem 8 0K 0K 166960K 11 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 24 89K 121K 166960K 407 0 sigio 0 0K 0K 166960K 6 0 proc 58 79K 115K 166960K 492 0 subproc 69 4K 4K 166960K 204 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 42 0 in_multi 88 6K 7K 166960K 128 0 ether_multi 1 0K 0K 166960K 10 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 79 360K 360K 166960K 79 0 exec 0 0K 1K 166960K 380 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 229 69K 88K 166960K 4768 0 UVM aobj 49 2K 3K 166960K 50 0 pinsyscall 45 90K 110K 166960K 1444 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 15 0 NDP 10 0K 2K 166960K 27 0 temp 73 8695K 8823K 166960K 4966 0 kqueue 13 20K 28K 166960K 71 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 87 0 84 2 1 1 2 0 8 0 rtentry 160 113 0 14 5 0 5 5 0 8 0 unpcb 144 265 0 246 3 2 1 3 0 8 0 syncache 336 6 0 6 1 1 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 808 85 0 80 2 1 1 2 0 8 0 arp 120 18 0 2 1 0 1 1 0 8 0 ipq 40 2 0 0 1 0 1 1 0 8 0 ipqe 40 6 0 4 1 0 1 1 0 8 0 inpcb 376 309 0 299 8 2 6 8 0 8 4 nd6 136 26 0 5 1 0 1 1 0 8 0 kcovpl 48 22 0 15 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 473 0 64 29 0 29 29 0 8 0 art_table 32 474 0 64 4 0 4 4 0 8 0 art_node 16 112 0 22 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 1 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 8 0 2 1 0 1 1 0 8 0 shmpl 112 47 0 1 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1894 0 375 96 0 96 96 0 8 0 ffsino 280 1894 0 375 109 0 109 109 0 8 0 nchpl 144 2365 0 672 63 0 63 63 0 8 0 uvmvnodes 80 2107 0 0 43 0 43 43 0 8 0 vnodes 216 2107 0 0 118 0 118 118 0 8 0 namei 1024 7456 0 7456 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 7342 0 7342 5 4 1 3 1 8 1 plimitpl 152 97 0 74 2 0 2 2 0 8 1 sigapl 424 660 0 605 7 0 7 7 0 8 0 futexpl 64 2798 0 2795 1 0 1 1 0 8 0 knotepl 120 306 0 0 10 0 10 10 0 8 0 kqueuepl 216 90 0 81 1 0 1 1 0 8 0 pipepl 328 163 0 136 3 0 3 3 0 8 0 fdescpl 504 641 0 605 7 2 5 6 0 8 0 filepl 152 2993 0 2787 11 0 11 11 0 8 2 lockfpl 104 94 0 91 1 0 1 1 0 8 0 lockfspl 48 21 0 18 1 0 1 1 0 8 0 sessionpl 144 38 0 23 1 0 1 1 0 8 0 pgrppl 48 67 0 44 1 0 1 1 0 8 0 ucredpl 104 534 0 516 1 0 1 1 0 8 0 zombiepl 144 605 0 605 1 0 1 1 0 8 1 processpl 1176 660 0 605 5 0 5 5 0 8 0 procpl 656 1004 0 942 7 1 6 7 0 8 0 sosppl 168 2 0 2 1 1 0 1 0 8 0 sockpl 688 663 0 631 9 2 7 9 0 8 3 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 6 0 0 1 0 1 1 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 113 0 0 15 0 15 15 0 8 0 mcl2k 2048 41 0 0 6 0 6 6 0 8 0 mtagpl 96 4 0 0 1 0 1 1 0 8 0 mbufpl 256 245 0 0 16 0 16 16 0 8 0 bufpl 280 2639 0 124 180 0 180 180 0 8 0 anonpl 24 133510 0 130429 71 4 67 71 0 184 42 amapchunkpl 152 15578 0 15058 33 8 25 33 0 158 5 amappl16 200 3015 0 2995 28 20 8 27 0 8 5 amappl15 192 7 0 7 1 1 0 1 0 8 0 amappl14 184 122 0 112 1 0 1 1 0 8 0 amappl13 176 7 0 7 1 1 0 1 0 8 0 amappl12 168 1255 0 1219 2 0 2 2 0 8 0 amappl11 160 47 0 37 1 0 1 1 0 8 0 amappl10 152 5 0 5 1 1 0 1 0 8 0 amappl9 144 246 0 246 1 1 0 1 0 8 0 amappl8 136 17 0 16 1 0 1 1 0 8 0 amappl7 128 98 0 87 1 0 1 1 0 8 0 amappl6 120 180 0 177 1 0 1 1 0 8 0 amappl5 112 118 0 110 1 0 1 1 0 8 0 amappl4 104 291 0 276 1 0 1 1 0 8 0 amappl3 96 2679 0 2558 4 0 4 4 0 8 0 amappl2 88 646 0 592 2 0 2 2 0 8 0 amappl1 80 9004 0 8458 17 0 17 17 0 8 0 amappl 88 4383 0 4203 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 49 0 1 1 0 1 1 0 8 0 uaddrrnd 24 641 0 605 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 641 0 605 1 0 1 1 0 8 0 vmmpekpl 168 7165 0 7124 3 0 3 3 0 8 0 vmmpepl 168 46564 0 44627 108 3 105 108 0 357 18 vmsppl 456 640 0 605 7 2 5 6 0 8 0 rwobjpl 64 18391 0 15409 52 3 49 51 0 8 0 pdppl 4096 1289 0 1210 113 34 79 95 0 8 0 pvpl 32 18019 0 0 146 0 146 146 0 265 0 pmappl 248 640 0 605 4 1 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 297 0 41 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83894ff0) 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(ffffffff839a4558) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff839a4558) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x39 sys/dev/kcov.c:159 doopenat(ffff8000ffff82b0,ffffff9c,534694eac97,10002,0,ffff80003c508e60) at doopenat+0x314 sys/kern/vfs_syscalls.c:1139 syscall(ffff80003c508f10) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c508f10) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x536e9855d10, count: 5 ddb{0}> trace x86_ipi_db(ffffffff83894ff0) 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(ffffffff839a4558) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff839a4558) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x39 sys/dev/kcov.c:159 doopenat(ffff8000ffff82b0,ffffff9c,534694eac97,10002,0,ffff80003c508e60) at doopenat+0x314 sys/kern/vfs_syscalls.c:1139 syscall(ffff80003c508f10) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c508f10) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x536e9855d10, 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(ffffffff8344322d) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ecaa5,ffffffff8342c4f8,6cb,ffffffff8333f2e9) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c0e33b0,400000000000,400000014000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806c0e33b0,400000000000,400000021000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806c0e33b0,400000000000,400000021000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000080,20000) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 net_sysctl(ffff80003c4fc314,3,400000000080,ffff80003c4fc348,0,0,3424186747138193) at net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 sys_sysctl(ffff80003c516030,ffff80003c4fc480,ffff80003c4fc3d0) at sys_sysctl+0x425 syscall(ffff80003c4fc480) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4fc480) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x42bc3f4d630, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8344322d) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833ecaa5,ffffffff8342c4f8,6cb,ffffffff8333f2e9) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c0e33b0,400000000000,400000014000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806c0e33b0,400000000000,400000021000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806c0e33b0,400000000000,400000021000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000080,20000) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 net_sysctl(ffff80003c4fc314,3,400000000080,ffff80003c4fc348,0,0,3424186747138193) at net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 sys_sysctl(ffff80003c516030,ffff80003c4fc480,ffff80003c4fc3d0) at sys_sysctl+0x425 syscall(ffff80003c4fc480) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4fc480) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x42bc3f4d630, count: -10