panic: mutex 0xfffffd806c1c3d70 not held in mtx_leave Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 131969 54557 32767 0x10 0x4000000 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83078e14) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_leave(fffffd806c1c3d70) at mtx_leave+0x17c sys/kern/kern_lock.c:335 msleep(fffffd806c1c3c88,fffffd806c1c3d70,4,ffffffff832a21d0,0) at msleep+0x125 sys/kern/kern_synch.c:249 vm_map_lock_ln(fffffd806c1c3c58,606bc1f7000,0) at vm_map_lock_ln+0xd4 sys/uvm/uvm_map.c:5250 uvm_map_protect(fffffd806c1c3c58,606bbff7000,606bc1f7000,3,0,0,27a2a54833ca8314) at uvm_map_protect+0xe1 sys/uvm/uvm_map.c:3059 sys_mprotect(ffff8000365c1c00,ffff800031d82890,ffff800031d827e0) at sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 syscall(ffff800031d82890) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800031d82890) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cbd8496e930, count: 6 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: mutex 0xfffffd806c1c3d70 not held in mtx_leave ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83078e14) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_leave(fffffd806c1c3d70) at mtx_leave+0x17c sys/kern/kern_lock.c:335 msleep(fffffd806c1c3c88,fffffd806c1c3d70,4,ffffffff832a21d0,0) at msleep+0x125 sys/kern/kern_synch.c:249 vm_map_lock_ln(fffffd806c1c3c58,606bc1f7000,0) at vm_map_lock_ln+0xd4 sys/uvm/uvm_map.c:5250 uvm_map_protect(fffffd806c1c3c58,606bbff7000,606bc1f7000,3,0,0,27a2a54833ca8314) at uvm_map_protect+0xe1 sys/uvm/uvm_map.c:3059 sys_mprotect(ffff8000365c1c00,ffff800031d82890,ffff800031d827e0) at sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 syscall(ffff800031d82890) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800031d82890) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cbd8496e930, count: -9 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800031d82490 rbx 0xffff800029b7cdbf rdx 0 rcx 0xffff8000365c1c00 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xea13104c67fa951a r11 0x772502c3c3c59a57 r12 0xffff800029b7cbc0 r13 0 r14 0 r15 0x1 rip 0xffffffff816a99e5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800031d82480 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=487213 pid=54557 tcnt=4 stat=sleep flags process=10 proc=20 runpri=51, usrpri=51, slppri=4, nice=20 wchan=0xfffffd806c1c3c88, wmesg=vmmapbsy, ps_single=0x0 scnt=0 ecnt=0 forw=0x0, list=0xffff8000ffff6cc0,0xffff8000365c11f0 process=0xffff8000fffee460 user=0xffff800031d7d000, vmspace=0xfffffd806c1c3c58 estcpu=1, cpticks=3, pctcpu=0.2, user=3, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 41450 7081 98095 32767 2 0x10 syz-executor 47571 392723 87878 32767 3 0x90 nanoslp syz-executor 47571 76852 87878 32767 3 0x4000090 fsleep syz-executor 47571 104843 87878 32767 2 0x4000010 syz-executor 13575 17629 97997 0 2 0x2 sh 64264 323658 28500 0 2 0x100002 sh *54557 487213 62799 32767 3 0x30 vmmapbsy syz-executor 54557 131969 62799 32767 7 0x4000010 syz-executor 54557 416799 62799 32767 2 0x4000090 syz-executor 54557 412618 62799 32767 3 0x4000090 fsleep syz-executor 1524 413082 84845 0 2 0x2 ndp 30127 294836 9909 0 2 0x2 ndp 9909 212856 60681 0 3 0x10008a sigsusp sh 84845 313080 29143 0 3 0x10008a sigsusp sh 63193 508586 26805 32767 2 0x10 syz-executor 28500 101700 39782 0 2 0 syz-executor 62799 366919 36046 32767 3 0x90 nanoslp syz-executor 87878 69344 29872 32767 2 0x10 syz-executor 60681 155171 45215 0 3 0x80 wait syz-executor 97997 350934 76779 0 3 0x80 wait syz-executor 98095 357760 4188 32767 2 0x10 syz-executor 29143 180013 15002 0 3 0x80 wait syz-executor 15002 16129 12823 0 3 0x82 wait syz-executor 29872 114229 12823 0 3 0x82 wait syz-executor 45215 11380 12823 0 3 0x82 wait syz-executor 76779 54777 12823 0 3 0x82 wait syz-executor 4188 504522 12823 0 3 0x82 wait syz-executor 39782 393558 12823 0 3 0x82 wait syz-executor 36046 410926 12823 0 3 0x82 wait syz-executor 26805 386020 12823 0 3 0x82 wait syz-executor 12823 359808 34952 0 3 0x82 kqread syz-executor 34952 16485 24184 0 3 0x10008a sigsusp ksh 24184 305996 43213 0 3 0x98 kqread sshd-session 43213 517790 33524 0 3 0x92 kqread sshd-session 42440 153903 1 0 3 0x100083 ttyin getty 33524 507678 1 0 3 0x88 kqread sshd 25343 368137 53012 73 3 0x1100090 kqread syslogd 53012 498851 1 0 3 0x100082 sbwait syslogd 81633 69015 1 0 3 0x100080 kqread resolvd 18717 87841 6466 77 3 0x100092 kqread dhcpleased 34887 439341 6466 77 3 0x100092 kqread dhcpleased 6466 344976 1 0 3 0x80 kqread dhcpleased 2427 324789 0 0 3 0x14200 bored smr 50371 443745 0 0 2 0x14200 zerothread 64758 10329 0 0 3 0x14200 aiodoned aiodoned 55706 247891 0 0 3 0x14200 syncer update 58093 77784 0 0 3 0x14200 cleaner cleaner 38351 240146 0 0 3 0x14200 reaper reaper 58975 480636 0 0 3 0x14200 pgdaemon pagedaemon 68314 209384 0 0 3 0x14200 bored viomb 93927 39901 0 0 3 0x40014200 acpi0 acpi0 18083 76139 0 0 3 0x40014200 idle1 50560 114280 0 0 3 0x14200 bored softnet3 6467 78089 0 0 3 0x14200 bored softnet2 74626 482046 0 0 3 0x14200 bored softnet1 57231 127018 0 0 3 0x14200 bored softnet0 84103 316237 0 0 3 0x14200 bored systqmp 64783 330644 0 0 3 0x14200 bored systq 96794 158846 0 0 3 0x14200 tmoslp softclockmp 58944 55943 0 0 3 0x40014200 tmoslp softclock 22938 387753 0 0 3 0x40014200 idle0 1 284784 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex &map->flags_lock r = 0 (0xfffffd806c1c3db0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 vm_map_lock_ln+0x6b sys/uvm/uvm_map.c:5244 #4 uvm_map_protect+0xe1 sys/uvm/uvm_map.c:3059 #5 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 #6 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 54557 (syz-executor) thread 0xffff8000365c02b0 (131969) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835a2200) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #1 syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 #2 Xsyscall+0x128 Process 63193 (syz-executor) thread 0xffff8000ffff6f48 (508586) exclusive rrwlock inode r = 0 (0xfffffd806c85f3c8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:673 #6 ufs_ihashget+0x192 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:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d926d60) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #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:1852 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10176 11046K 11059K 166960K 11254 0 pcb 17 12K 12K 166960K 17 0 rtable 226 6K 6K 166960K 324 0 pf 31 16K 16K 166960K 31 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 counters 64 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 29 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1364 86K 86K 166960K 1380 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 2 0K 0K 166960K 2 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 27 101K 129K 166960K 140 0 proc 58 79K 127K 166960K 473 0 subproc 104 6K 6K 166960K 104 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 in_multi 99 7K 7K 166960K 99 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 31 148K 148K 166960K 31 0 exec 0 0K 1K 166960K 336 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 216 72K 73K 166960K 2649 0 UVM aobj 3 2K 2K 166960K 3 0 pinsyscall 50 100K 116K 166960K 1127 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 27 2K 2K 166960K 27 0 temp 35 6810K 6874K 166960K 3589 0 kqueue 13 20K 20K 166960K 22 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 31 0 27 1 0 1 1 0 8 0 rtentry 112 107 0 1 4 0 4 4 0 8 0 unpcb 144 31 0 16 1 0 1 1 0 8 0 syncache 336 3 0 3 1 0 1 1 0 8 1 tcpcb 808 7 0 3 1 0 1 1 0 8 0 arp 120 18 0 0 1 0 1 1 0 8 0 inpcb 336 58 0 50 1 0 1 1 0 8 0 nd6 136 20 0 0 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 256 449 0 0 29 0 29 29 0 8 0 art_table 32 450 0 0 4 0 4 4 0 8 0 art_node 16 106 0 10 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1536 0 40 94 0 94 94 0 8 0 ffsino 272 1536 0 40 100 0 100 100 0 8 0 nchpl 144 1719 0 49 62 0 62 62 0 8 0 uvmvnodes 80 1649 0 0 34 0 34 34 0 8 0 vnodes 216 1649 0 0 92 0 92 92 0 8 0 namei 1024 4985 0 4985 2 0 2 2 0 8 2 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 5320 0 5304 9 1 8 8 1 8 4 plimitpl 152 38 0 13 2 0 2 2 0 8 1 sigapl 424 413 0 356 8 0 8 8 0 8 0 futexpl 64 56 0 54 1 0 1 1 0 8 0 knotepl 120 58 0 0 2 0 2 2 0 8 0 kqueuepl 216 18 0 9 1 0 1 1 0 8 0 pipepl 320 99 0 72 3 0 3 3 0 8 0 fdescpl 496 395 0 356 7 1 6 6 0 8 0 filepl 152 1284 0 1044 10 0 10 10 0 8 0 lockfpl 104 9 0 6 1 0 1 1 0 8 0 lockfspl 48 6 0 3 1 0 1 1 0 8 0 sessionpl 144 21 0 5 1 0 1 1 0 8 0 pgrppl 48 29 0 5 1 0 1 1 0 8 0 ucredpl 104 66 0 51 1 0 1 1 0 8 0 zombiepl 144 356 0 356 1 0 1 1 0 8 1 processpl 1160 413 0 356 5 0 5 5 0 8 0 procpl 648 419 0 357 6 0 6 6 0 8 0 sockpl 664 121 0 94 3 0 3 3 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 145 0 0 19 0 19 19 0 8 0 mcl2k 2048 22 0 0 3 0 3 3 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 187 0 0 12 0 12 12 0 8 0 bufpl 280 2134 0 95 146 0 146 146 0 8 0 anonpl 24 142495 0 139413 24 0 24 24 0 185 3 amapchunkpl 152 8885 0 8458 18 0 18 18 0 158 0 amappl16 200 3728 0 3725 5 0 5 5 0 8 4 amappl15 192 8 0 8 1 0 1 1 0 8 1 amappl14 184 100 0 90 1 0 1 1 0 8 0 amappl13 176 11 0 11 1 0 1 1 0 8 1 amappl12 168 988 0 954 3 0 3 3 0 8 1 amappl11 160 55 0 45 1 0 1 1 0 8 0 amappl10 152 6 0 6 1 0 1 1 0 8 1 amappl9 144 129 0 129 1 0 1 1 0 8 1 amappl8 136 30 0 28 1 0 1 1 0 8 0 amappl7 128 86 0 74 1 0 1 1 0 8 0 amappl6 120 160 0 155 1 0 1 1 0 8 0 amappl5 112 123 0 115 1 0 1 1 0 8 0 amappl4 104 269 0 255 1 0 1 1 0 8 0 amappl3 96 1619 0 1522 3 0 3 3 0 8 0 amappl2 88 626 0 559 2 0 2 2 0 8 0 amappl1 80 7048 0 6456 14 0 14 14 0 8 1 amappl 88 2331 0 2171 4 0 4 4 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 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 395 0 356 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 395 0 356 1 0 1 1 0 8 0 vmmpekpl 168 4552 0 4508 3 0 3 3 0 8 0 vmmpepl 168 32818 0 30898 90 0 90 90 0 357 2 vmsppl 448 394 0 356 6 0 6 6 0 8 0 rwobjpl 56 15315 0 12783 37 0 37 37 0 8 0 pdppl 4096 797 0 712 113 14 99 99 0 8 14 pvpl 32 9239 0 0 75 0 75 75 0 265 0 pmappl 248 394 0 356 4 1 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 389 0 16 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834adff0) 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 mtx_enter(fffffd806c1c3da0) at mtx_enter+0xa7 sys/kern/kern_lock.c:250 vm_map_unbusy_ln(fffffd806c1c3c58,20003000,0) at vm_map_unbusy_ln+0x7d sys/uvm/uvm_map.c:5338 uvm_map_clean(fffffd806c1c3c58,20000000,20003000,4) at uvm_map_clean+0xa68 sys/uvm/uvm_map.c:4590 syscall(ffff8000371d0520) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000371d0520) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6067a01fad0, count: 7 ddb{0}> trace x86_ipi_db(ffffffff834adff0) 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 mtx_enter(fffffd806c1c3da0) at mtx_enter+0xa7 sys/kern/kern_lock.c:250 vm_map_unbusy_ln(fffffd806c1c3c58,20003000,0) at vm_map_unbusy_ln+0x7d sys/uvm/uvm_map.c:5338 uvm_map_clean(fffffd806c1c3c58,20000000,20003000,4) at uvm_map_clean+0xa68 sys/uvm/uvm_map.c:4590 syscall(ffff8000371d0520) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000371d0520) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6067a01fad0, count: -8 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(ffffffff83078e14) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_leave(fffffd806c1c3d70) at mtx_leave+0x17c sys/kern/kern_lock.c:335 msleep(fffffd806c1c3c88,fffffd806c1c3d70,4,ffffffff832a21d0,0) at msleep+0x125 sys/kern/kern_synch.c:249 vm_map_lock_ln(fffffd806c1c3c58,606bc1f7000,0) at vm_map_lock_ln+0xd4 sys/uvm/uvm_map.c:5250 uvm_map_protect(fffffd806c1c3c58,606bbff7000,606bc1f7000,3,0,0,27a2a54833ca8314) at uvm_map_protect+0xe1 sys/uvm/uvm_map.c:3059 sys_mprotect(ffff8000365c1c00,ffff800031d82890,ffff800031d827e0) at sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 syscall(ffff800031d82890) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800031d82890) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cbd8496e930, count: 6 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83078e14) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_leave(fffffd806c1c3d70) at mtx_leave+0x17c sys/kern/kern_lock.c:335 msleep(fffffd806c1c3c88,fffffd806c1c3d70,4,ffffffff832a21d0,0) at msleep+0x125 sys/kern/kern_synch.c:249 vm_map_lock_ln(fffffd806c1c3c58,606bc1f7000,0) at vm_map_lock_ln+0xd4 sys/uvm/uvm_map.c:5250 uvm_map_protect(fffffd806c1c3c58,606bbff7000,606bc1f7000,3,0,0,27a2a54833ca8314) at uvm_map_protect+0xe1 sys/uvm/uvm_map.c:3059 sys_mprotect(ffff8000365c1c00,ffff800031d82890,ffff800031d827e0) at sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 syscall(ffff800031d82890) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800031d82890) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cbd8496e930, count: -9