panic: kernel diagnostic assertion "pg->wire_count != 0" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_page.c", line 1250 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 174711 61434 32767 0x10 0 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83450084) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8348f0fc,ffffffff833e2c90,4e2,ffffffff833e2cc5) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_pageunwire(fffffd800923ef20) at uvm_pageunwire+0x17d sys/uvm/uvm_page.c:1249 uvm_fault_unwire_locked(fffffd806c63b3f8,f06999b0000,f06999b1000) at uvm_fault_unwire_locked+0x33a sys/uvm/uvm_fault.c:1790 uvm_unmap_kill_entry_withlock(fffffd806c63b3f8,fffffd806c7fa3c0,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1866 uvm_map_teardown(fffffd806c63b3f8) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline] uvm_map_teardown(fffffd806c63b3f8) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2497 exit1(ffff8000fffe6d18,0,0,1) at exit1+0x6fc sys/kern/kern_exit.c:260 sys_exit(ffff8000fffe6d18,ffff8000333ae350,ffff8000333ae2a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff8000333ae350) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000333ae350) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x77be254e4190, count: 4 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 "pg->wire_count != 0" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_page.c", line 1250 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83450084) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8348f0fc,ffffffff833e2c90,4e2,ffffffff833e2cc5) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_pageunwire(fffffd800923ef20) at uvm_pageunwire+0x17d sys/uvm/uvm_page.c:1249 uvm_fault_unwire_locked(fffffd806c63b3f8,f06999b0000,f06999b1000) at uvm_fault_unwire_locked+0x33a sys/uvm/uvm_fault.c:1790 uvm_unmap_kill_entry_withlock(fffffd806c63b3f8,fffffd806c7fa3c0,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1866 uvm_map_teardown(fffffd806c63b3f8) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline] uvm_map_teardown(fffffd806c63b3f8) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2497 exit1(ffff8000fffe6d18,0,0,1) at exit1+0x6fc sys/kern/kern_exit.c:260 sys_exit(ffff8000fffe6d18,ffff8000333ae350,ffff8000333ae2a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff8000333ae350) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000333ae350) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x77be254e4190, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff8000333adf70 rbx 0xffff8000299bee07 rdx 0 rcx 0xffff8000fffe6d18 rax 0xffff8000299bdff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x86655614fb5b601c r11 0x8a905e7508683bb8 r12 0xffff8000299bec08 r13 0 r14 0 r15 0x1 rip 0xffffffff82b4a795 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff8000333adf60 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=60426 pid=78213 tcnt=0 stat=onproc flags process=1018 proc=2000 runpri=32, usrpri=58, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000fffe6d18 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff8000fffe6a80,0xffff8000fffe4fc8 process=0xffff8000fffe09c0 user=0xffff8000333a9000, vmspace=0xfffffd806c63b3f8 estcpu=8, cpticks=7, pctcpu=0.1, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 1815 420809 96736 32767 2 0x10 syz-executor 1815 494525 96736 32767 2 0x4000010 syz-executor 51472 379590 23657 32767 2 0x10 syz-executor 62162 322184 84848 32767 2 0x10 syz-executor 62162 181631 84848 32767 2 0x4000010 syz-executor 52524 238055 35345 32767 2 0x10 syz-executor 52524 401811 35345 32767 2 0x4000010 syz-executor 36791 511726 61434 32767 2 0x10 syz-executor 36791 110761 61434 32767 3 0x4000090 sbwait syz-executor 36791 207498 61434 32767 2 0x4000010 syz-executor 61434 174711 51203 32767 7 0x10 syz-executor 35345 203670 68212 32767 2 0xc90 syz-executor 79797 360011 15503 32767 2 0x10 syz-executor 23657 401094 16487 32767 2 0xc90 syz-executor 84848 63173 65438 32767 2 0xc90 syz-executor 20688 53030 63470 32767 2 0xc90 syz-executor 96097 176479 79903 32767 2 0xc90 syz-executor 96736 95174 7156 32767 2 0xc90 syz-executor 68212 95719 72506 0 3 0x82 wait syz-executor 15503 287079 72506 0 3 0x82 wait syz-executor 16487 95801 72506 0 3 0x82 wait syz-executor 51203 497102 72506 0 3 0x82 wait syz-executor 79903 135983 72506 0 3 0x82 wait syz-executor 65438 63378 72506 0 3 0x82 wait syz-executor 63470 284389 72506 0 3 0x82 wait syz-executor 7156 18548 72506 0 3 0x82 wait syz-executor 72506 400713 6638 0 3 0x82 kqread syz-executor 6638 321316 65369 0 3 0x10008a sigsusp ksh 65369 515134 54740 0 3 0x98 kqread sshd-session 54740 354195 82685 0 3 0x92 kqread sshd-session 70785 14057 1 0 3 0x100083 ttyin getty 82685 187570 1 0 3 0x88 kqread sshd 32151 182442 79027 73 3 0x1100090 kqread syslogd 79027 466703 1 0 3 0x100082 sbwait syslogd 28050 365235 1 0 3 0x100080 kqread resolvd 18414 521127 65829 77 3 0x100092 kqread dhcpleased 93182 105694 65829 77 3 0x100092 kqread dhcpleased 65829 48926 1 0 3 0x80 kqread dhcpleased 77163 218599 0 0 3 0x14200 bored smr 7281 136615 0 0 3 0x14200 pgzero zerothread 324 462067 0 0 3 0x14200 aiodoned aiodoned 82932 180392 0 0 3 0x14200 syncer update 36352 155917 0 0 3 0x14200 cleaner cleaner 37482 377713 0 0 3 0x14200 reaper reaper 74150 406158 0 0 3 0x14200 pgdaemon pagedaemon 29066 74797 0 0 3 0x14200 bored viomb 41799 375376 0 0 3 0x40014200 acpi0 acpi0 73131 314401 0 0 3 0x40014200 idle1 62461 436083 0 0 3 0x14200 bored softnet1 15964 368434 0 0 2 0x14200 softnet0 25656 172302 0 0 3 0x14200 smrbar systqmp 98811 294930 0 0 3 0x14200 bored systq 27924 148641 0 0 3 0x14200 tmoslp softclockmp 42233 236911 0 0 3 0x40014200 tmoslp softclock 79808 293518 0 0 3 0x40014200 idle0 1 476037 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 36791 (syz-executor) thread 0xffff8000fffe6a80 (110761) exclusive rwlock sbufrcv r = 0 (0xffff80000161a108) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 sblock+0xb6 sys/kern/uipc_socket2.c:536 #3 soreceive+0x27d sys/kern/uipc_socket.c:890 #4 recvit+0x40b sys/kern/uipc_syscalls.c:1078 #5 sys_recvmmsg+0x410 sys/kern/uipc_syscalls.c:969 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 Process 25656 (systqmp) thread 0xffff8000ffffe298 (172302) shared rwlock systqmp r = 0 (0xffffffff838b0788) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11054 12018K 12034K 166960K 12145 0 pcb 17 12K 12K 166960K 17 0 rtable 239 6K 7K 166960K 354 0 pf 31 16K 16K 166960K 31 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 sysctl 1 1K 9K 166960K 5 0 counters 70 37K 37K 166960K 70 0 ioctlops 0 0K 2K 166960K 29 0 iov 1 4K 12K 166960K 7 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1287 81K 81K 166960K 1386 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 5 0 VM map 2 1K 1K 166960K 2 0 sem 5 0K 0K 166960K 5 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 25 93K 125K 166960K 217 0 sigio 0 0K 0K 166960K 1 0 proc 58 99K 163K 166960K 506 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 0 0K 0K 166960K 14 0 in_multi 99 7K 7K 166960K 103 0 ether_multi 1 0K 0K 166960K 2 0 mrt 0 0K 0K 166960K 7 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 437 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 178K 192K 166960K 3608 0 UVM aobj 9 2K 2K 166960K 9 0 pinsyscall 46 92K 116K 166960K 1271 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 4 0 NDP 11 0K 2K 166960K 27 0 temp 37 9078K 9142K 166960K 4097 0 kqueue 13 20K 24K 166960K 38 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 26 0 0 1 0 1 1 0 8 0 rtpcb 120 42 0 39 1 0 1 1 0 8 0 rtentry 176 113 0 2 6 0 6 6 0 8 0 unpcb 144 70 0 53 1 0 1 1 0 8 0 syncache 336 3 0 3 1 0 1 1 0 8 1 tcpcb 736 103 0 99 7 0 7 7 0 8 6 arp 136 18 0 0 1 0 1 1 0 8 0 ipq 40 2 0 0 1 0 1 1 0 8 0 ipqe 40 5 0 2 1 0 1 1 0 8 0 inpcb 328 311 0 304 7 0 7 7 0 8 6 nd6 152 26 0 1 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 256 465 0 11 30 0 30 30 0 8 0 art_table 40 466 0 11 5 0 5 5 0 8 0 art_node 32 113 0 11 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0 semapl 112 3 0 0 1 0 1 1 0 8 0 shmpl 112 6 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1685 0 224 92 0 92 92 0 8 0 ffsino 296 1685 0 224 113 0 113 113 0 8 0 nchpl 144 1986 0 299 63 0 63 63 0 8 0 vnodes 216 1766 0 0 99 0 99 99 0 8 0 namei 1024 6014 0 6014 1 0 1 1 0 8 1 percpumem 16 50 0 0 1 0 1 1 0 8 0 kstatmem 264 25 0 0 2 0 2 2 0 8 0 scxspl 216 6791 0 6791 9 1 8 8 1 8 8 plimitpl 152 47 0 22 2 0 2 2 0 8 1 sigapl 424 502 0 448 7 0 7 7 0 8 0 knotepl 120 275 0 0 9 0 9 9 0 8 0 kqueuepl 224 73 0 64 3 0 3 3 0 8 2 pipepl 344 121 0 94 3 0 3 3 0 8 0 fdescpl 528 486 0 449 4 0 4 4 0 8 0 filepl 160 2093 0 1882 16 0 16 16 0 8 5 lockfpl 104 29 0 27 1 0 1 1 0 8 0 lockfspl 48 11 0 9 1 0 1 1 0 8 0 sessionpl 144 29 0 12 1 0 1 1 0 8 0 pgrppl 48 37 0 12 1 0 1 1 0 8 0 ucredpl 104 294 0 275 1 0 1 1 0 8 0 zombiepl 144 451 0 448 1 0 1 1 0 8 0 processpl 1232 502 0 448 5 0 5 5 0 8 0 procpl 664 630 0 571 6 0 6 6 0 8 0 sockpl 752 423 0 396 10 0 10 10 0 8 6 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 124 0 0 16 0 16 16 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 202 0 0 13 0 13 13 0 8 0 bufpl 280 4825 0 102 338 0 338 338 0 8 0 anonpl 32 8272 0 0 67 0 67 67 0 246 0 amapchunkpl 152 10889 0 10098 37 0 37 37 0 158 6 amappl16 200 2831 0 2809 16 2 14 16 0 8 8 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 396 0 395 1 0 1 1 0 8 0 amappl13 176 109 0 99 1 0 1 1 0 8 0 amappl12 168 718 0 681 2 0 2 2 0 8 0 amappl11 160 4 0 4 1 1 0 1 0 8 0 amappl10 152 57 0 47 1 0 1 1 0 8 0 amappl9 144 262 0 262 1 1 0 1 0 8 0 amappl8 136 95 0 93 1 0 1 1 0 8 0 amappl7 128 139 0 128 1 0 1 1 0 8 0 amappl6 120 177 0 176 1 0 1 1 0 8 0 amappl5 112 92 0 85 1 0 1 1 0 8 0 amappl4 104 250 0 232 1 0 1 1 0 8 0 amappl3 96 1828 0 1698 4 0 4 4 0 8 0 amappl2 88 479 0 427 2 0 2 2 0 8 0 amappl1 80 9198 0 8627 14 0 14 14 0 8 1 amappl 88 2934 0 2753 5 0 5 5 0 92 0 uvmvnodes 80 100 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 8 0 0 1 0 1 1 0 8 0 uaddrrnd 24 486 0 448 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 486 0 448 1 0 1 1 0 8 0 vmmpekpl 168 5361 0 5329 2 0 2 2 0 8 0 vmmpepl 168 39520 0 37457 102 0 102 102 0 357 6 vmsppl 488 485 0 448 6 0 6 6 0 8 1 rwobjpl 80 14696 0 13763 26 0 26 26 0 8 1 pdppl 4096 979 0 896 107 24 83 97 0 8 0 pvpl 32 29345 0 0 238 0 238 238 0 265 1 pmappl 256 485 0 448 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 282 0 26 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83959ff0) 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(ffffffff83a6e080) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a6e080) at __mp_lock+0x192 sys/kern/kern_lock.c:173 syscall(ffff80003c3c6180) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80003c3c6180) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ee4696e7ce0, count: 9 ddb{0}> trace x86_ipi_db(ffffffff83959ff0) 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(ffffffff83a6e080) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a6e080) at __mp_lock+0x192 sys/kern/kern_lock.c:173 syscall(ffff80003c3c6180) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80003c3c6180) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ee4696e7ce0, count: -6 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(ffffffff83450084) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8348f0fc,ffffffff833e2c90,4e2,ffffffff833e2cc5) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_pageunwire(fffffd800923ef20) at uvm_pageunwire+0x17d sys/uvm/uvm_page.c:1249 uvm_fault_unwire_locked(fffffd806c63b3f8,f06999b0000,f06999b1000) at uvm_fault_unwire_locked+0x33a sys/uvm/uvm_fault.c:1790 uvm_unmap_kill_entry_withlock(fffffd806c63b3f8,fffffd806c7fa3c0,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1866 uvm_map_teardown(fffffd806c63b3f8) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline] uvm_map_teardown(fffffd806c63b3f8) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2497 exit1(ffff8000fffe6d18,0,0,1) at exit1+0x6fc sys/kern/kern_exit.c:260 sys_exit(ffff8000fffe6d18,ffff8000333ae350,ffff8000333ae2a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff8000333ae350) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000333ae350) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x77be254e4190, count: 4 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83450084) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8348f0fc,ffffffff833e2c90,4e2,ffffffff833e2cc5) at __assert+0x29 sys/kern/subr_prf.c:-1 uvm_pageunwire(fffffd800923ef20) at uvm_pageunwire+0x17d sys/uvm/uvm_page.c:1249 uvm_fault_unwire_locked(fffffd806c63b3f8,f06999b0000,f06999b1000) at uvm_fault_unwire_locked+0x33a sys/uvm/uvm_fault.c:1790 uvm_unmap_kill_entry_withlock(fffffd806c63b3f8,fffffd806c7fa3c0,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1866 uvm_map_teardown(fffffd806c63b3f8) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline] uvm_map_teardown(fffffd806c63b3f8) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2497 exit1(ffff8000fffe6d18,0,0,1) at exit1+0x6fc sys/kern/kern_exit.c:260 sys_exit(ffff8000fffe6d18,ffff8000333ae350,ffff8000333ae2a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff8000333ae350) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000333ae350) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x77be254e4190, count: -11