uvm_fault(0xffffee806cbe99a8, 0x98, 0, 1) -> e kernel: page fault trap, code=0 Stopped at dovutimens+0x368: movl 0x98(%rax),%r12d TID PID UID PRFLAGS PFLAGS CPU COMMAND *452843 30851 0 0 0x4000000 1 syz-executor 200472 86318 0 0x2 0 0 syz-executor dovutimens(ffff80003c406d20,ffffee8061622b00,ffff80003c40cfb0) at dovutimens+0x368 sys/kern/vfs_syscalls.c:2691 sys_futimens(ffff80003c406d20,ffff80003c40d100,ffff80003c40d050) at sys_futimens+0xb3 sys/kern/vfs_syscalls.c:2767 syscall(ffff80003c40d100) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c40d100) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x52fe9589cf0, count: 11 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: uvm_fault(0xffffee806cbe99a8, 0x98, 0, 1) -> e ddb{1}> show kasan No such command ddb{1}> trace dovutimens(ffff80003c406d20,ffffee8061622b00,ffff80003c40cfb0) at dovutimens+0x368 sys/kern/vfs_syscalls.c:2691 sys_futimens(ffff80003c406d20,ffff80003c40d100,ffff80003c40d050) at sys_futimens+0xb3 sys/kern/vfs_syscalls.c:2767 syscall(ffff80003c40d100) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c40d100) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x52fe9589cf0, count: -4 ddb{1}> show registers rdi 0xffff80002ef89000 rsi 0xf8 rbp 0xffff80003c40cfa0 rbx 0x8 rdx 0xffff80002ef89000 rcx 0xf7 rax 0 r8 0x7f7fffffc000 r9 0 r10 0xa27ee06ec0b2310 r11 0xc4d379d0676609f r12 0xffff80003c40cfb0 r13 0 r14 0xffffee8061622b00 r15 0xffff80003c406d20 rip 0xffffffff813de2b8 dovutimens+0x368 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80003c40cea0 ss 0x10 dovutimens+0x368: movl 0x98(%rax),%r12d ddb{1}> show proc PROC (syz-executor) tid=452843 pid=30851 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c406a88,0xffff80003c406fc8 process=0xffff800045fec018 user=0xffff80003c408000, vmspace=0xffffee806cbe99a8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 85157 98131 11434 0 2 0 0 syz-executor 30851 391838 42752 0 2 0 0 syz-executor *30851 452843 42752 0 7 0 0x4000000 syz-executor 56883 13439 90048 0 2 0 0 syz-executor 56883 136733 90048 0 3 0 0x4000080 fsleep syz-executor 49029 425316 65819 0 2 0 0 syz-executor 49029 432219 65819 0 3 0 0x4000080 fsleep syz-executor 49029 214645 65819 0 3 0 0x4000080 fsleep syz-executor 25048 394227 49879 0 2 0 0 syz-executor 25048 329117 49879 0 2 0 0x4000000 syz-executor 25048 422255 49879 0 3 0 0x4000080 fsleep syz-executor 50381 439373 26810 -1 3 0x10 0x80 nanoslp syz-executor 50381 416368 26810 -1 3 0x10 0x4000080 kqsel syz-executor 50381 194683 26810 -1 3 0x10 0x4000080 fsleep syz-executor 18220 336418 50211 0 3 0 0x80 nanoslp syz-executor 18220 357293 50211 0 3 0 0x4000080 ttyin syz-executor 18220 322360 50211 0 3 0 0x4000080 fsleep syz-executor 90048 312327 58676 0 3 0x2 0x80 nanoslp syz-executor 11434 202381 58676 0 3 0x2 0x80 nanoslp syz-executor 86318 200472 58676 0 7 0x2 0 syz-executor 42752 413008 58676 0 3 0x2 0x80 nanoslp syz-executor 49879 274475 58676 0 3 0x2 0x80 nanoslp syz-executor 65819 259478 58676 0 3 0x2 0x80 nanoslp syz-executor 50211 43621 58676 0 3 0x2 0x80 nanoslp syz-executor 26810 8429 58676 0 3 0x2 0x80 nanoslp syz-executor 58676 236763 89336 0 3 0x2 0x80 kqread syz-executor 89336 284119 3542 0 3 0x100002 0x88 sigsusp ksh 3542 124107 76233 0 3 0x10 0x88 kqread sshd-session 76233 74215 73192 0 3 0x12 0x80 kqread sshd-session 46991 299150 1 0 3 0x100003 0x80 ttyin getty 73192 93912 1 0 3 0 0x88 kqread sshd 92100 317104 82686 74 3 0x1100012 0x80 bpf pflogd 82686 186417 1 0 3 0 0x80 sbwait pflogd 7783 57017 2495 73 3 0x1100010 0x80 kqread syslogd 2495 298395 1 0 3 0x100002 0x80 sbwait syslogd 46430 174509 1 0 3 0x100000 0x80 kqread resolvd 66398 103534 74862 77 3 0x100012 0x80 kqread dhcpleased 82051 394525 74862 77 3 0x100012 0x80 kqread dhcpleased 74862 12645 1 0 3 0 0x80 kqread dhcpleased 90445 211114 0 0 3 0x14000 0x200 bored smr 46328 518503 0 0 2 0x14000 0x200 zerothread 19829 503310 0 0 3 0x14000 0x200 aiodoned aiodoned 408 348340 0 0 3 0x14000 0x200 syncer update 63083 219228 0 0 3 0x14000 0x200 cleaner cleaner 38943 123482 0 0 3 0x14000 0x200 reaper reaper 2130 514680 0 0 3 0x14000 0x200 pgdaemon pagedaemon 47958 482692 0 0 3 0x14000 0x200 bored viomb 65503 313074 0 0 3 0x14000 0x40000200 acpi0 acpi0 79351 348428 0 0 3 0x14000 0x40000200 idle1 10607 260798 0 0 3 0x14000 0x200 bored softnet1 14741 350612 0 0 3 0x14000 0x200 bored softnet0 29308 386084 0 0 3 0x14000 0x200 bored systqmp 61840 482210 0 0 3 0x14000 0x200 bored systq 16293 83714 0 0 3 0x14000 0x200 tmoslp softclockmp 92574 385994 0 0 3 0x14000 0x40000200 tmoslp softclock 84203 288444 0 0 3 0x14000 0x40000200 idle0 1 336725 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{1}> show all locks CPU 0: exclusive mutex &(curpg)->mdpage.pv_mtx r = 0 (0xffffee80082a7ee8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 pmap_remove_ptes+0x29f pmap_remove_pv sys/arch/amd64/amd64/pmap.c:-1 [inline] #2 pmap_remove_ptes+0x29f sys/arch/amd64/amd64/pmap.c:1721 #3 pmap_do_remove+0x589 sys/arch/amd64/amd64/pmap.c:1930 #4 uvm_unmap_kill_entry_withlock+0x269 sys/uvm/uvm_map.c:1869 #5 uvm_unmap_remove+0x6c2 sys/uvm/uvm_map.c:2008 #6 uvm_mapanon+0x55d sys/uvm/uvm_map.c:811 #7 uvm_mmapanon+0x1d0 sys/uvm/uvm_mmap.c:1029 #8 sys_mmap+0xa80 sys/uvm/uvm_mmap.c:426 #9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #10 Xsyscall+0x128 exclusive mutex &pmap->pm_mtx r = 0 (0xffffee806cbe8710) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 pmap_do_remove+0xa9 rcr3 sys/arch/amd64/compile/SYZKALLER/obj/machine/cpufunc.h:139 [inline] #2 pmap_do_remove+0xa9 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:441 [inline] #2 pmap_do_remove+0xa9 sys/arch/amd64/amd64/pmap.c:1834 #3 uvm_unmap_kill_entry_withlock+0x269 sys/uvm/uvm_map.c:1869 #4 uvm_unmap_remove+0x6c2 sys/uvm/uvm_map.c:2008 #5 uvm_mapanon+0x55d sys/uvm/uvm_map.c:811 #6 uvm_mmapanon+0x1d0 sys/uvm/uvm_mmap.c:1029 #7 sys_mmap+0xa80 sys/uvm/uvm_mmap.c:426 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 30851 (syz-executor) thread 0xffff80003c406d20 (452843) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83b03540) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] #1 syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 #2 Xsyscall+0x128 Process 25048 (syz-executor) thread 0xffff8000377a22b8 (329117) uvm_fault(0xffffee806cbe99a8, 0x0, 0, 1) -> e kernel: page fault trap, code=0 Faulted in DDB; continuing... ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11062 12158K 12223K 166960K 12168 0 pcb 17 12K 12K 166960K 24 0 rtable 237 6K 7K 166960K 359 0 pf 34 17K 18K 166960K 45 0 ifaddr 43 7K 7K 166960K 45 0 ifgroup 55 2K 2K 166960K 55 0 sysctl 3 1K 9K 166960K 7 0 counters 70 37K 37K 166960K 70 0 ioctlops 0 0K 4K 166960K 1484 0 iov 1 12K 14K 166960K 2 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1292 81K 81K 166960K 1367 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 4 0K 0K 166960K 4 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 291K 166960K 11964 0 file desc 17 61K 93K 166960K 146 0 proc 70 115K 164K 166960K 555 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 2 0K 0K 166960K 4 0 in_multi 99 6K 6K 166960K 99 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 2 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 395 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 227 167K 178K 166960K 3180 0 UVM aobj 3 2K 2K 166960K 3 0 pinsyscall 42 84K 105K 166960K 1342 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 28 2K 2K 166960K 28 0 temp 35 9118K 9122K 166960K 4011 0 kqueue 16 22K 22K 166960K 28 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 28 0 0 1 0 1 1 0 8 0 rtpcb 120 37 0 34 1 0 1 1 0 8 0 rtentry 176 111 0 1 5 0 5 5 0 8 0 unpcb 144 48 0 29 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 10 0 5 1 0 1 1 0 8 0 arp 136 18 0 0 1 0 1 1 0 8 0 inpcb 328 76 0 65 2 0 2 2 0 8 0 nd6 152 24 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 21 0 0 1 0 1 1 0 8 0 pfstkey 128 21 0 0 1 0 1 1 0 8 0 pfstate 448 21 0 0 3 0 3 3 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 453 0 0 29 0 29 29 0 8 0 art_table 40 454 0 0 5 0 5 5 0 8 0 art_node 32 111 0 11 1 0 1 1 0 8 0 semapl 72 2 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1581 0 111 93 0 93 93 0 8 0 ffsino 296 1581 0 111 114 0 114 114 0 8 0 nchpl 144 1791 0 87 64 0 64 64 0 8 0 vnodes 216 1672 0 0 93 0 93 93 0 8 0 namei 1024 5554 0 5553 2 0 2 2 0 8 1 percpumem 16 51 0 0 1 0 1 1 0 8 0 kstatmem 264 27 0 0 2 0 2 2 0 8 0 scxspl 216 6128 0 6128 4 2 2 3 1 8 2 plimitpl 152 31 0 13 1 0 1 1 0 8 0 sigapl 424 475 0 428 7 0 7 7 0 8 0 knotepl 120 287 0 0 9 0 9 9 0 8 0 kqueuepl 224 25 0 12 1 0 1 1 0 8 0 pipepl 344 130 0 103 3 0 3 3 0 8 0 fdescpl 528 459 0 428 3 0 3 3 0 8 0 filepl 160 1641 0 1411 10 0 10 10 0 8 0 lockfpl 104 10 0 6 1 0 1 1 0 8 0 lockfspl 48 7 0 3 1 0 1 1 0 8 0 sessionpl 144 24 0 15 1 0 1 1 0 8 0 pgrppl 48 33 0 16 1 0 1 1 0 8 0 ucredpl 104 100 0 86 1 0 1 1 0 8 0 zombiepl 144 428 0 428 1 0 1 1 0 8 1 processpl 1232 475 0 428 5 0 5 5 0 8 1 procpl 664 501 0 444 6 0 6 6 0 8 0 sockpl 752 162 0 129 5 0 5 5 0 8 1 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 120 0 0 15 0 15 15 0 8 0 mcl2k 2048 24 0 0 3 0 3 3 0 8 0 mextrefs 64 27 0 0 1 0 1 1 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 171 0 0 11 0 11 11 0 8 0 bufpl 272 2301 0 105 147 0 147 147 0 8 0 anonpl 32 7516 0 0 61 0 61 61 0 247 0 amapchunkpl 152 8590 0 8105 25 0 25 25 0 158 1 amappl16 200 1408 0 1215 11 0 11 11 0 8 0 amappl15 192 87 0 86 1 0 1 1 0 8 0 amappl14 184 445 0 444 1 0 1 1 0 8 0 amappl13 176 127 0 115 1 0 1 1 0 8 0 amappl12 168 728 0 699 2 0 2 2 0 8 0 amappl11 160 4 0 4 1 0 1 1 0 8 1 amappl10 152 82 0 68 1 0 1 1 0 8 0 amappl9 144 276 0 276 1 0 1 1 0 8 1 amappl8 136 99 0 97 1 0 1 1 0 8 0 amappl7 128 149 0 135 1 0 1 1 0 8 0 amappl6 120 230 0 229 1 0 1 1 0 8 0 amappl5 112 102 0 92 1 0 1 1 0 8 0 amappl4 104 301 0 281 1 0 1 1 0 8 0 amappl3 96 1529 0 1436 3 0 3 3 0 8 0 amappl2 88 586 0 510 2 0 2 2 0 8 0 amappl1 80 10673 0 10059 15 0 15 15 0 8 0 amappl 88 2421 0 2266 5 0 5 5 0 92 0 uvmvnodes 80 99 0 0 3 0 3 3 0 8 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 24 460 0 429 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 460 0 429 1 0 1 1 0 8 0 vmmpekpl 168 5848 0 5811 2 0 2 2 0 8 0 vmmpepl 168 38714 0 36642 95 1 94 94 0 357 0 vmsppl 488 459 0 429 5 0 5 5 0 8 0 rwobjpl 80 14427 0 13231 26 0 26 26 0 8 0 pdppl 4096 927 0 858 101 16 85 85 0 8 16 pvpl 32 13797 0 0 113 0 113 113 0 265 1 pmappl 256 459 0 429 3 0 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 420 0 19 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8397bff0) 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(ffffffff83b02d40) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83b02d40) at __mp_lock+0x192 sys/kern/kern_lock.c:173 __mp_acquire_count(ffffffff83b02d40,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:369 biowait(ffffee806d63cbc0) at biowait+0xc6 sys/kern/vfs_bio.c:1110 bwrite(ffffee806d63cbc0) at bwrite+0x359 sys/kern/vfs_bio.c:625 ffs_update(ffffee806cc093a0,1) at ffs_update+0x2fe sys/ufs/ffs/ffs_inode.c:111 ufs_mkdir(ffff80002a340b00) at ufs_mkdir+0x520 sys/ufs/ufs/ufs_vnops.c:1160 VOP_MKDIR(ffffee806d6c4040,ffff80002a340c60,ffff80002a340c90,ffff80002a340b90) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff80002a221770,ffffff9c,712efacc5f30,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3063 syscall(ffff80002a340e10) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a340e10) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x712efacc5fd0, count: 1 ddb{0}> trace x86_ipi_db(ffffffff8397bff0) 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(ffffffff83b02d40) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83b02d40) at __mp_lock+0x192 sys/kern/kern_lock.c:173 __mp_acquire_count(ffffffff83b02d40,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:369 biowait(ffffee806d63cbc0) at biowait+0xc6 sys/kern/vfs_bio.c:1110 bwrite(ffffee806d63cbc0) at bwrite+0x359 sys/kern/vfs_bio.c:625 ffs_update(ffffee806cc093a0,1) at ffs_update+0x2fe sys/ufs/ffs/ffs_inode.c:111 ufs_mkdir(ffff80002a340b00) at ufs_mkdir+0x520 sys/ufs/ufs/ufs_vnops.c:1160 VOP_MKDIR(ffffee806d6c4040,ffff80002a340c60,ffff80002a340c90,ffff80002a340b90) at VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 domkdirat(ffff80002a221770,ffffff9c,712efacc5f30,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3063 syscall(ffff80002a340e10) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a340e10) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x712efacc5fd0, count: -14 ddb{0}> machine ddbcpu 1 Stopped at dovutimens+0x368: movl 0x98(%rax),%r12d dovutimens(ffff80003c406d20,ffffee8061622b00,ffff80003c40cfb0) at dovutimens+0x368 sys/kern/vfs_syscalls.c:2691 sys_futimens(ffff80003c406d20,ffff80003c40d100,ffff80003c40d050) at sys_futimens+0xb3 sys/kern/vfs_syscalls.c:2767 syscall(ffff80003c40d100) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c40d100) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x52fe9589cf0, count: 11 ddb{1}> trace dovutimens(ffff80003c406d20,ffffee8061622b00,ffff80003c40cfb0) at dovutimens+0x368 sys/kern/vfs_syscalls.c:2691 sys_futimens(ffff80003c406d20,ffff80003c40d100,ffff80003c40d050) at sys_futimens+0xb3 sys/kern/vfs_syscalls.c:2767 syscall(ffff80003c40d100) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c40d100) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x52fe9589cf0, count: -4