uvm_fault(0xffffffff83a77d60, 0xffff800029ef6000, 0, 2) -> e kernel: page fault trap, code=2 Stopped at kcov_remote_enter+0x122: movq $0,0(%rcx) TID PID UID PRFLAGS PFLAGS CPU COMMAND * 26863 76924 0 0 0x4000000 0 syz-executor kcov_remote_enter(0,ffff80002a7af190) at kcov_remote_enter+0x122 sys/dev/kcov.c:670 timeout_run(ffffffff83892ae0,ffff80002a746b00) at timeout_run+0xdf sys/kern/kern_timeout.c:696 softclock_process_tick_timeout(ffff80002a746b00,0) at softclock_process_tick_timeout+0x230 sys/kern/kern_timeout.c:756 softclock(0) at softclock+0x152 sys/kern/kern_timeout.c:788 softintr_dispatch(0) at softintr_dispatch+0xf9 sys/kern/kern_softintr.c:87 dosoftint(0) at dosoftint+0x48 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 writedisklabel(d02,ffffffff81090220,ffff800000039000) at writedisklabel+0x1b8 sys/arch/amd64/amd64/disksubr.c:158 sdioctl(d02,84946467,ffff8000015e8000,3,ffff8000388f3a20) at sdioctl+0x959 sys/scsi/sd.c:921 VOP_IOCTL(fffffd805e9a5b10,84946467,ffff8000015e8000,3,fffffd8007ffd2d8,ffff8000388f3a20) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807522a710,84946467,ffff8000015e8000,ffff8000388f3a20) at vn_ioctl+0xea sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000388f3a20,ffff80003a8fd740,ffff80003a8fd690) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1 syscall(ffff80003a8fd740) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003a8fd740) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7e5d6d8ffb0, count: 1 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> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic *cpu0: uvm_fault(0xffffffff83a77d60, 0xffff800029ef6000, 0, 2) -> e ddb> trace kcov_remote_enter(0,ffff80002a7af190) at kcov_remote_enter+0x122 sys/dev/kcov.c:670 timeout_run(ffffffff83892ae0,ffff80002a746b00) at timeout_run+0xdf sys/kern/kern_timeout.c:696 softclock_process_tick_timeout(ffff80002a746b00,0) at softclock_process_tick_timeout+0x230 sys/kern/kern_timeout.c:756 softclock(0) at softclock+0x152 sys/kern/kern_timeout.c:788 softintr_dispatch(0) at softintr_dispatch+0xf9 sys/kern/kern_softintr.c:87 dosoftint(0) at dosoftint+0x48 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 writedisklabel(d02,ffffffff81090220,ffff800000039000) at writedisklabel+0x1b8 sys/arch/amd64/amd64/disksubr.c:158 sdioctl(d02,84946467,ffff8000015e8000,3,ffff8000388f3a20) at sdioctl+0x959 sys/scsi/sd.c:921 VOP_IOCTL(fffffd805e9a5b10,84946467,ffff8000015e8000,3,fffffd8007ffd2d8,ffff8000388f3a20) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807522a710,84946467,ffff8000015e8000,ffff8000388f3a20) at vn_ioctl+0xea sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000388f3a20,ffff80003a8fd740,ffff80003a8fd690) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1 syscall(ffff80003a8fd740) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003a8fd740) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7e5d6d8ffb0, count: -14 ddb> show registers rdi 0xffffffff rsi 0xffff800000c16c00 rbp 0xffff80003a8fd0b0 rbx 0xffff80002a7af190 rdx 0xffff8000388f3a20 rcx 0xffff800029ef6000 rax 0xfffffd806ccefcc0 r8 0 r9 0x201 r10 0xfa47f55b3a9e9a2d r11 0x65666126c887d2a r12 0xffffffff81e09a90 endtsleep r13 0xffff80002a746a68 r14 0xffff80002a7af190 r15 0 rip 0xffffffff819078c2 kcov_remote_enter+0x122 cs 0x8 rflags 0x10297 __ALIGN_SIZE+0xf297 rsp 0xffff80003a8fd090 ss 0x10 kcov_remote_enter+0x122: movq $0,0(%rcx) ddb> show proc PROC (syz-executor) tid=26863 pid=76924 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a78da10,0xffffffff839f2700 process=0xffff8000388e9f98 user=0xffff80003a8f8000, vmspace=0xfffffd806cce5a20 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=1, intr=1 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 76924 381845 55913 0 2 0 syz-executor *76924 26863 55913 0 7 0x4000000 syz-executor 51319 38419 93772 0 2 0 syz-executor 51319 471560 93772 0 3 0x4000080 sbwait syz-executor 51319 340008 93772 0 3 0x4000080 netcon syz-executor 84910 68854 63445 0 2 0 syz-executor 84910 229132 63445 0 3 0x4000080 kqpoll syz-executor 25789 517114 61989 0 3 0x80 nanoslp syz-executor 25789 264307 61989 0 3 0x4000080 kqread syz-executor 25789 302424 61989 0 3 0x4000080 fsleep syz-executor 77159 309786 42744 0 3 0x80 nanoslp syz-executor 77159 37226 42744 0 3 0x4000080 netacc syz-executor 77159 388852 42744 0 3 0x4000080 fsleep syz-executor 77159 63042 42744 0 3 0x4000080 fsleep syz-executor 40156 30939 81500 0 3 0x90 nanoslp syz-executor 40156 429983 81500 0 3 0x4000090 sbwait syz-executor 40156 243058 81500 0 3 0x4000090 fsleep syz-executor 64165 411683 90039 0 3 0x80 nanoslp syz-executor 64165 345197 90039 0 3 0x4000080 sbwait syz-executor 64165 508672 90039 0 3 0x4000080 sbwait syz-executor 64165 127066 90039 0 3 0x4000080 fsleep syz-executor 11249 337391 73694 0 3 0x80 nanoslp syz-executor 11249 219765 73694 0 3 0x4000080 pipewr syz-executor 11249 68680 73694 0 3 0x4000080 fsleep syz-executor 7644 362542 0 0 3 0x14200 acct acct 81500 220794 26478 0 3 0x82 nanoslp syz-executor 91511 141873 0 0 3 0x14280 nfsidl nfsio 11592 144326 0 0 3 0x14280 nfsidl nfsio 84122 280732 0 0 3 0x14280 nfsidl nfsio 90033 415486 0 0 3 0x14280 nfsidl nfsio 1378 70948 0 0 3 0x14280 nfsidl nfsio 89365 298249 0 0 3 0x14280 nfsidl nfsio 22890 40659 0 0 3 0x14280 nfsidl nfsio 69659 492516 0 0 3 0x14280 nfsidl nfsio 12563 415060 0 0 3 0x14280 nfsidl nfsio 50774 309639 0 0 3 0x14280 nfsidl nfsio 21806 422788 0 0 3 0x14280 nfsidl nfsio 50755 296123 0 0 3 0x14280 nfsidl nfsio 43102 131543 0 0 3 0x14280 nfsidl nfsio 56188 479830 0 0 3 0x14280 nfsidl nfsio 12285 179279 0 0 3 0x14280 nfsidl nfsio 2212 448985 0 0 3 0x14280 nfsidl nfsio 32846 261284 0 0 3 0x14280 nfsidl nfsio 44556 278637 0 0 3 0x14280 nfsidl nfsio 7285 196910 0 0 3 0x14280 nfsidl nfsio 73285 164535 0 0 3 0x14280 nfsidl nfsio 55913 113221 26478 0 3 0x82 nanoslp syz-executor 42744 325532 26478 0 3 0x82 nanoslp syz-executor 73694 115901 26478 0 3 0x82 nanoslp syz-executor 93772 41078 26478 0 3 0x82 nanoslp syz-executor 61989 447744 26478 0 3 0x82 nanoslp syz-executor 90039 174227 26478 0 3 0x82 nanoslp syz-executor 63445 124574 26478 0 3 0x82 nanoslp syz-executor 26478 514268 743 0 3 0x82 kqread syz-executor 743 127309 79685 0 3 0x10008a sigsusp ksh 79685 341962 22026 0 3 0x98 kqread sshd-session 22026 347685 92829 0 3 0x92 kqread sshd-session 397 346828 1 0 3 0x100083 ttyin getty 92829 293263 1 0 3 0x88 kqread sshd 68307 181598 89597 73 3 0x1100090 kqread syslogd 89597 243464 1 0 3 0x100082 sbwait syslogd 53344 5715 1 0 3 0x100080 kqread resolvd 78768 502756 95440 77 3 0x100092 kqread dhcpleased 18428 41553 95440 77 3 0x100092 kqread dhcpleased 95440 373098 1 0 3 0x80 kqread dhcpleased 68244 383552 0 0 3 0x14200 bored smr 97786 86267 0 0 2 0x14200 zerothread 55864 465675 0 0 3 0x14200 aiodoned aiodoned 57471 264122 0 0 3 0x14200 syncer update 66105 94118 0 0 3 0x14200 cleaner cleaner 59320 415080 0 0 3 0x14200 reaper reaper 12570 511041 0 0 3 0x14200 pgdaemon pagedaemon 44565 226753 0 0 3 0x14200 bored viomb 64155 219751 0 0 3 0x40014200 acpi0 acpi0 44279 61473 0 0 3 0x14200 bored softnet0 25778 413623 0 0 3 0x14200 bored systqmp 41173 41637 0 0 3 0x14200 bored systq 6746 392373 0 0 3 0x40014200 tmoslp softclock 17826 11222 0 0 3 0x40014200 idle0 1 275256 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11041 12173K 13243K 166960K 13040 0 pcb 18 14K 15K 166960K 180 0 rtable 226 9K 10K 166960K 495 0 pf 29 12K 17K 166960K 82 0 ifaddr 40 7K 8K 166960K 73 0 ifgroup 43 1K 2K 166960K 94 0 sysctl 4 1K 9K 166960K 14 0 counters 32 17K 18K 166960K 66 0 ioctlops 1 2K 4K 166960K 149 0 iov 0 0K 16K 166960K 25 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1365 86K 86K 166960K 1849 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 10 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 22 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 97K 166960K 632 0 sigio 0 0K 0K 166960K 7 0 proc 60 59K 124K 166960K 576 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 44 0 in_multi 90 6K 7K 166960K 133 0 ether_multi 1 0K 0K 166960K 5 0 mrt 1 0K 0K 166960K 18 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 91 413K 413K 166960K 91 0 exec 0 0K 1K 166960K 525 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 246 160K 177K 166960K 7358 0 UVM aobj 4 4K 4K 166960K 5 0 pinsyscall 39 78K 96K 166960K 1749 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 22 0 NDP 10 0K 2K 166960K 47 0 temp 53 9069K 9133K 166960K 29939 0 kqueue 14 22K 26K 166960K 131 0 SYN cache 2 16K 16K 166960K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 66 0 63 1 0 1 1 0 8 0 rtentry 136 151 0 57 4 0 4 4 0 8 0 unpcb 144 272 0 251 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 142 0 134 1 0 1 1 0 8 0 arp 96 27 0 9 1 0 1 1 0 8 0 ipq 40 2 0 0 1 0 1 1 0 8 0 ipqe 40 2 0 0 1 0 1 1 0 8 0 inpcb 328 567 0 485 7 0 7 7 0 8 0 ip6q 72 3 0 0 1 0 1 1 0 8 0 ip6af 40 2 0 0 1 0 1 1 0 8 0 nd6 112 33 0 7 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 0 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1072 29 0 29 1 0 1 1 0 8 1 pppxif 1416 2 0 2 1 0 1 1 0 8 1 pfstscr 40 2 0 2 1 0 1 1 0 8 1 pfosfp 40 35 0 33 1 0 1 1 0 8 0 pfosfpen 112 35 0 32 1 0 1 1 0 8 0 pfrktable 1344 1 0 1 1 0 1 1 0 8 1 pfanchor 1288 1 0 0 1 0 1 1 0 8 0 pftag 88 2 0 2 1 0 1 1 0 8 1 pfstkey 128 3 0 3 1 0 1 1 0 8 1 pfstate 384 2 0 2 1 0 1 1 0 8 1 pfrule 1360 4 0 3 1 0 1 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 567 0 151 30 0 30 30 0 8 3 art_table 40 569 0 151 5 0 5 5 0 8 0 art_node 32 150 0 69 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 3 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 18 0 8 1 0 1 1 0 8 0 shmpl 112 2 0 1 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 2504 0 1045 92 0 92 92 0 8 0 ffsino 256 2504 0 1045 92 0 92 92 0 8 0 nchpl 144 3366 0 1664 64 0 64 64 0 8 0 rtmask 32 13 0 13 1 0 1 1 0 8 1 vnodes 216 2879 0 0 160 0 160 160 0 8 0 namei 1024 11485 0 11485 2 0 2 2 0 8 2 kstatmem 264 56 0 36 2 0 2 2 0 8 0 scsiplug 72 5 0 5 1 0 1 1 0 8 1 scxspl 216 17017 0 17017 3 0 3 3 1 8 3 plimitpl 152 207 0 189 1 0 1 1 0 8 0 sigapl 424 945 0 881 8 0 8 8 0 8 0 knotepl 120 129518 0 129463 33 16 17 17 0 8 13 kqueuepl 184 306 0 294 4 0 4 4 0 8 3 pipepl 304 150 0 122 3 0 3 3 0 8 0 fdescpl 448 909 0 879 5 0 5 5 0 8 1 filepl 120 4930 0 4493 14 0 14 14 0 8 0 lockfpl 104 192 0 189 1 0 1 1 0 8 0 lockfspl 48 87 0 84 1 0 1 1 0 8 0 sessionpl 144 33 0 25 1 0 1 1 0 8 0 pgrppl 48 42 0 26 1 0 1 1 0 8 0 ucredpl 104 688 0 676 1 0 1 1 0 8 0 zombiepl 144 881 0 881 1 0 1 1 0 8 1 processpl 1152 945 0 881 5 0 5 5 0 8 0 procpl 664 1710 0 1630 8 0 8 8 0 8 0 sosppl 176 3 0 3 1 0 1 1 0 8 1 sockpl 552 928 0 822 8 0 8 8 0 8 0 mcl64k 65536 25 0 24 1 0 1 1 0 8 0 mcl16k 16384 2 0 2 1 0 1 1 0 8 1 mcl12k 12288 1 0 1 1 0 1 1 0 8 1 mcl9k 9216 2 0 2 1 0 1 1 0 8 1 mcl8k 8192 9 0 9 1 0 1 1 0 8 1 mcl4k 4096 3194 0 3141 14 0 14 14 0 8 6 mcl2k 2048 600 0 597 3 0 3 3 0 8 2 mtagpl 96 20 0 8 1 0 1 1 0 8 0 mbufpl 256 9583 0 9398 20 0 20 20 0 8 3 bufpl 280 6562 0 348 444 0 444 444 0 8 0 anonpl 24 171327 0 165356 88 0 88 88 0 187 8 amapchunkpl 152 24893 0 24297 40 0 40 40 0 158 15 amappl16 200 3466 0 3346 20 0 20 20 0 8 5 amappl15 192 4 0 4 1 0 1 1 0 8 1 amappl14 184 436 0 435 1 0 1 1 0 8 0 amappl13 176 120 0 109 1 0 1 1 0 8 0 amappl12 168 1173 0 1144 2 0 2 2 0 8 0 amappl11 160 31 0 31 1 0 1 1 0 8 1 amappl10 152 59 0 49 1 0 1 1 0 8 0 amappl9 144 266 0 265 1 0 1 1 0 8 0 amappl8 136 108 0 106 1 0 1 1 0 8 0 amappl7 128 142 0 131 1 0 1 1 0 8 0 amappl6 120 168 0 166 1 0 1 1 0 8 0 amappl5 112 89 0 81 1 0 1 1 0 8 0 amappl4 104 264 0 247 1 0 1 1 0 8 0 amappl3 96 4602 0 4483 4 0 4 4 0 8 0 amappl2 88 531 0 477 2 0 2 2 0 8 0 amappl1 80 11567 0 11006 15 0 15 15 0 8 2 amappl 88 6565 0 6383 5 0 5 5 0 92 0 uvmvnodes 80 115 0 0 3 0 3 3 0 8 0 dma65536 65536 2 0 2 1 0 1 1 0 8 1 dma4096 4096 2 0 2 1 0 1 1 0 8 1 dma2048 2048 1 0 1 1 0 1 1 0 8 1 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 71 0 71 1 0 1 1 0 8 1 dma128 128 256 0 256 1 0 1 1 0 8 1 dma64 64 7 0 7 1 0 1 1 0 8 1 dma32 32 7 0 7 1 0 1 1 0 8 1 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 4 0 1 1 0 1 1 0 8 0 uaddrrnd 24 909 0 879 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 909 0 879 1 0 1 1 0 8 0 vmmpekpl 168 8703 0 8667 3 0 3 3 0 8 0 vmmpepl 168 64898 0 62937 97 0 97 97 0 357 4 vmsppl 368 908 0 879 4 0 4 4 0 8 1 rwobjpl 40 20328 0 19237 14 0 14 14 0 8 0 pdppl 4096 1824 0 1758 102 36 66 82 0 8 0 pvpl 32 434960 0 423222 178 0 178 178 0 265 30 pmappl 216 908 0 879 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 380 0 36 11 0 11 11 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace kcov_remote_enter(0,ffff80002a7af190) at kcov_remote_enter+0x122 sys/dev/kcov.c:670 timeout_run(ffffffff83892ae0,ffff80002a746b00) at timeout_run+0xdf sys/kern/kern_timeout.c:696 softclock_process_tick_timeout(ffff80002a746b00,0) at softclock_process_tick_timeout+0x230 sys/kern/kern_timeout.c:756 softclock(0) at softclock+0x152 sys/kern/kern_timeout.c:788 softintr_dispatch(0) at softintr_dispatch+0xf9 sys/kern/kern_softintr.c:87 dosoftint(0) at dosoftint+0x48 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 writedisklabel(d02,ffffffff81090220,ffff800000039000) at writedisklabel+0x1b8 sys/arch/amd64/amd64/disksubr.c:158 sdioctl(d02,84946467,ffff8000015e8000,3,ffff8000388f3a20) at sdioctl+0x959 sys/scsi/sd.c:921 VOP_IOCTL(fffffd805e9a5b10,84946467,ffff8000015e8000,3,fffffd8007ffd2d8,ffff8000388f3a20) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807522a710,84946467,ffff8000015e8000,ffff8000388f3a20) at vn_ioctl+0xea sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000388f3a20,ffff80003a8fd740,ffff80003a8fd690) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1 syscall(ffff80003a8fd740) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003a8fd740) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7e5d6d8ffb0, count: -14 ddb> machine ddbcpu 1 No such command ddb> trace kcov_remote_enter(0,ffff80002a7af190) at kcov_remote_enter+0x122 sys/dev/kcov.c:670 timeout_run(ffffffff83892ae0,ffff80002a746b00) at timeout_run+0xdf sys/kern/kern_timeout.c:696 softclock_process_tick_timeout(ffff80002a746b00,0) at softclock_process_tick_timeout+0x230 sys/kern/kern_timeout.c:756 softclock(0) at softclock+0x152 sys/kern/kern_timeout.c:788 softintr_dispatch(0) at softintr_dispatch+0xf9 sys/kern/kern_softintr.c:87 dosoftint(0) at dosoftint+0x48 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 writedisklabel(d02,ffffffff81090220,ffff800000039000) at writedisklabel+0x1b8 sys/arch/amd64/amd64/disksubr.c:158 sdioctl(d02,84946467,ffff8000015e8000,3,ffff8000388f3a20) at sdioctl+0x959 sys/scsi/sd.c:921 VOP_IOCTL(fffffd805e9a5b10,84946467,ffff8000015e8000,3,fffffd8007ffd2d8,ffff8000388f3a20) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807522a710,84946467,ffff8000015e8000,ffff8000388f3a20) at vn_ioctl+0xea sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000388f3a20,ffff80003a8fd740,ffff80003a8fd690) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1 syscall(ffff80003a8fd740) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003a8fd740) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7e5d6d8ffb0, count: -14