panic: kernel diagnostic assertion "!ISSET(p->p_flag, P_WSLEEP) || p->p_stat == SSTOP" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_sched.c", line 265 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 523194 14887 32767 0x10 0 1 syz-executor.0 *170487 42797 32767 0x10 0 0K syz-executor.5 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82799270) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8281a224,ffffffff82765f2c,109,ffffffff82841ab8) at __assert+0x29 sys/kern/subr_prf.c:157 setrunqueue(ffff800020d58ff0,ffff8000247038a0,51) at setrunqueue+0x2e5 sys/kern/kern_sched.c:263 schedcpu(ffffffff82d83998) at schedcpu+0x28b sys/kern/sched_bsd.c:236 timeout_run(ffffffff82d83998) at timeout_run+0xd0 sys/kern/kern_timeout.c:640 softclock_process_tick_timeout(ffffffff82d83998,0) at softclock_process_tick_timeout+0x1b0 sys/kern/kern_timeout.c:687 softclock(0) at softclock+0x130 sys/kern/kern_timeout.c:710 softintr_dispatch(0) at softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x75881a1921a0, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: kernel diagnostic assertion "!ISSET(p->p_flag, P_WSLEEP) || p->p_stat == SSTOP" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_sched.c", line 265 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82799270) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8281a224,ffffffff82765f2c,109,ffffffff82841ab8) at __assert+0x29 sys/kern/subr_prf.c:157 setrunqueue(ffff800020d58ff0,ffff8000247038a0,51) at setrunqueue+0x2e5 sys/kern/kern_sched.c:263 schedcpu(ffffffff82d83998) at schedcpu+0x28b sys/kern/sched_bsd.c:236 timeout_run(ffffffff82d83998) at timeout_run+0xd0 sys/kern/kern_timeout.c:640 softclock_process_tick_timeout(ffffffff82d83998,0) at softclock_process_tick_timeout+0x1b0 sys/kern/kern_timeout.c:687 softclock(0) at softclock+0x130 sys/kern/kern_timeout.c:710 softintr_dispatch(0) at softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x75881a1921a0, count: -10 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002afa1290 rbx 0xffffffff82b87b8f cpu_info_full_primary+0x2b8f rdx 0 rcx 0xffff80002afdd5f8 rax 0xffffffff82b86ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x3252a2f6125944 r11 0x14ad6bb985c41c9d r12 0xffffffff82b87990 cpu_info_full_primary+0x2990 r13 0 r14 0 r15 0x1 rip 0xffffffff81dccbec db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002afa1280 ss 0 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.5) pid=170487 stat=onproc flags process=10 proc=0 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000247022e0,0xffff80002afdd098 process=0xffff8000ffff69f8 user=0xffff80002af9c000, vmspace=0xfffffd806f180578 estcpu=36, cpticks=2, pctcpu=0.0 user=1, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 14887 523194 54371 32767 7 0x10 syz-executor.0 14887 507991 54371 32767 2 0x4000010 syz-executor.0 15214 1131 76149 32767 2 0x10 syz-executor.1 15214 337282 76149 32767 3 0x4000090 fsleep syz-executor.1 84534 188441 77280 32767 3 0x3810 suspend syz-executor.6 84534 347047 77280 32767 2 0x40818b0 syz-executor.6 91039 240546 73016 32767 2 0x10 syz-executor.4 91039 116705 73016 32767 2 0x4000010 syz-executor.4 *42797 170487 55680 32767 7 0x10 syz-executor.5 42797 283071 55680 32767 2 0x4000010 syz-executor.5 42797 48282 55680 32767 2 0x4000010 syz-executor.5 29082 510475 6356 32767 2 0x10 syz-executor.7 29082 500441 6356 32767 3 0x4000090 fsleep syz-executor.7 29082 82617 6356 32767 3 0x4000090 fsleep syz-executor.7 50466 515961 52141 32767 2 0x10 syz-executor.3 50466 75965 52141 32767 3 0x4000090 fsleep syz-executor.3 50466 458351 52141 32767 3 0x4000090 fsleep syz-executor.3 50466 294919 52141 32767 2 0x4000010 syz-executor.3 73016 517539 15310 32767 3 0x90 nanoslp syz-executor.4 15310 519796 66186 0 3 0x82 wait syz-executor.4 54371 477745 89883 32767 3 0x90 nanoslp syz-executor.0 89883 23435 66186 0 3 0x82 wait syz-executor.0 55680 202225 25337 32767 3 0x90 nanoslp syz-executor.5 25337 510447 66186 0 3 0x82 wait syz-executor.5 77280 148058 48634 32767 3 0x90 nanoslp syz-executor.6 48634 505000 66186 0 3 0x82 wait syz-executor.6 6356 509348 11795 32767 3 0x90 nanoslp syz-executor.7 11795 26896 66186 0 3 0x82 wait syz-executor.7 76149 105557 40721 32767 3 0x90 nanoslp syz-executor.1 40721 128305 66186 0 3 0x82 wait syz-executor.1 3766 397470 0 0 3 0x14200 bored sosplice 52141 76440 68106 32767 3 0x90 nanoslp syz-executor.3 2448 376579 22463 32767 2 0x10 syz-executor.2 22463 247533 66186 0 3 0x82 wait syz-executor.2 68106 156092 66186 0 3 0x82 wait syz-executor.3 66186 490144 55023 0 3 0x82 thrsleep syz-fuzzer 66186 455503 55023 0 3 0x4000082 thrsleep syz-fuzzer 66186 319844 55023 0 3 0x4000082 thrsleep syz-fuzzer 66186 491457 55023 0 3 0x4000082 wait syz-fuzzer 66186 147648 55023 0 3 0x4000082 wait syz-fuzzer 66186 68595 55023 0 3 0x4000082 thrsleep syz-fuzzer 66186 429614 55023 0 3 0x4000082 wait syz-fuzzer 66186 149616 55023 0 3 0x4000082 wait syz-fuzzer 66186 285941 55023 0 3 0x4000082 wait syz-fuzzer 66186 123259 55023 0 3 0x4000082 wait syz-fuzzer 66186 144057 55023 0 3 0x4000082 thrsleep syz-fuzzer 66186 453843 55023 0 3 0x4000082 wait syz-fuzzer 66186 113820 55023 0 3 0x4000082 thrsleep syz-fuzzer 66186 122684 55023 0 3 0x4000082 kqread syz-fuzzer 66186 23214 55023 0 3 0x4000082 wait syz-fuzzer 66186 59701 55023 0 3 0x4000082 thrsleep syz-fuzzer 55023 79963 9819 0 3 0x10008a sigsusp ksh 9819 466628 8121 0 3 0x9a kqread sshd 26404 420400 1 0 3 0x100083 ttyin getty 8121 380651 1 0 3 0x88 kqread sshd 32115 267294 87214 73 3 0x1100090 kqread syslogd 87214 355486 1 0 3 0x100082 netio syslogd 28148 140042 1 0 3 0x100080 kqread resolvd 6760 477143 47682 77 3 0x100092 kqread dhcpleased 70581 16830 47682 77 3 0x100092 kqread dhcpleased 47682 464801 1 0 3 0x80 kqread dhcpleased 1260 367959 0 0 3 0x14200 bored smr 24596 235303 0 0 2 0x14200 zerothread 89354 187889 0 0 3 0x14200 aiodoned aiodoned 54135 238185 0 0 3 0x14200 syncer update 42488 56922 0 0 3 0x14200 cleaner cleaner 82280 474828 0 0 3 0x14200 reaper reaper 17374 498147 0 0 3 0x14200 pgdaemon pagedaemon 43867 375074 0 0 3 0x14200 bored viomb 55880 293042 0 0 3 0x40014200 acpi0 acpi0 4427 481227 0 0 3 0x40014200 idle1 17476 212822 0 0 3 0x14200 bored softnet3 79181 269269 0 0 3 0x14200 bored softnet2 25191 390845 0 0 3 0x14200 bored softnet1 81230 91765 0 0 3 0x14200 bored softnet0 10897 154768 0 0 3 0x14200 bored systqmp 84008 137357 0 0 3 0x14200 bored systq 45210 517942 0 0 3 0x40014200 bored softclock 9573 512478 0 0 3 0x40014200 idle0 1 429106 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive sched_lock &sched_lock r = 0 (0xffffffff82d83950) #0 witness_lock+0x447 #1 schedcpu+0x119 sys/kern/sched_bsd.c:219 #2 timeout_run+0xd0 sys/kern/kern_timeout.c:640 #3 softclock_process_tick_timeout+0x1b0 sys/kern/kern_timeout.c:687 #4 softclock+0x130 sys/kern/kern_timeout.c:710 #5 softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 #6 Xsoftclock+0x27 shared mutex timeout r = 0 (0xffffffff82b63130) #0 witness_lock+0x447 #1 timeout_run+0xbb sys/kern/kern_timeout.c:636 #2 softclock_process_tick_timeout+0x1b0 sys/kern/kern_timeout.c:687 #3 softclock+0x130 sys/kern/kern_timeout.c:710 #4 softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 #5 Xsoftclock+0x27 Process 42797 (syz-executor.5) thread 0xffff80002afdd5f8 (170487) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82ce9840) #0 witness_lock+0x447 #1 softintr_dispatch+0x52 sys/arch/amd64/amd64/softintr.c:88 #2 Xsoftclock+0x27 exclusive sched_lock &sched_lock r = 0 (0xffffffff82d83950) #0 witness_lock+0x447 #1 schedcpu+0x119 sys/kern/sched_bsd.c:219 #2 timeout_run+0xd0 sys/kern/kern_timeout.c:640 #3 softclock_process_tick_timeout+0x1b0 sys/kern/kern_timeout.c:687 #4 softclock+0x130 sys/kern/kern_timeout.c:710 #5 softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 #6 Xsoftclock+0x27 shared mutex timeout r = 0 (0xffffffff82b63130) #0 witness_lock+0x447 #1 timeout_run+0xbb sys/kern/kern_timeout.c:636 #2 softclock_process_tick_timeout+0x1b0 sys/kern/kern_timeout.c:687 #3 softclock+0x130 sys/kern/kern_timeout.c:710 #4 softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 #5 Xsoftclock+0x27 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10203 6411K 6419K 78643K 11363 0 pcb 13 12K 14K 78643K 17 0 rtable 246 7K 7K 78643K 1387 0 pf 29 8K 8K 78643K 83 0 ifaddr 44 15K 16K 78643K 158 0 ifgroup 50 2K 2K 78643K 158 0 sysctl 3 1K 1K 78643K 3 0 counters 60 35K 35K 78643K 114 0 ioctlops 0 0K 2K 78643K 257 0 iov 0 0K 24K 78643K 1405 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1279 80K 80K 78643K 3480 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 180 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 1288 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 25 93K 117K 78643K 11858 0 sigio 0 0K 0K 78643K 812 0 proc 56 78K 103K 78643K 1938 0 subproc 104 6K 6K 78643K 455 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 1K 78643K 4656 0 in_multi 99 7K 7K 78643K 524 0 ether_multi 1 0K 0K 78643K 17 0 mrt 2 0K 0K 78643K 2 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 199 890K 890K 78643K 199 0 exec 0 0K 1K 78643K 2580 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 472 92K 106K 78643K 117923 0 UVM aobj 131 4K 4K 78643K 137 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 346 0 NDP 11 0K 2K 78643K 108 0 temp 74 5876K 5956K 78643K 32819 0 kqueue 12 18K 28K 78643K 1602 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 372 0 369 4 3 1 3 0 8 0 rtentry 112 438 0 322 4 0 4 4 0 8 0 unpcb 144 12477 0 12463 113 112 1 9 0 8 0 syncache 296 130 0 130 22 22 0 1 0 8 0 tcpqe 32 127 0 127 16 16 0 1 0 8 0 tcpcb 808 4238 0 4234 130 129 1 16 0 8 0 arp 120 72 0 54 1 0 1 1 0 8 0 ipq 40 13 0 13 5 5 0 1 0 8 0 ipqe 40 49 0 49 5 5 0 1 0 8 0 inpcb 368 18781 0 18773 224 223 1 17 0 8 0 nd6 136 135 0 105 2 0 2 2 0 8 0 kcovpl 48 35 0 27 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1748 0 1279 32 2 30 30 0 8 0 art_table 32 1749 0 1279 4 0 4 4 0 8 0 art_node 16 437 0 331 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 0 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 1286 0 1276 1 0 1 1 0 8 0 shmpl 112 134 0 6 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 16755 0 15305 91 0 91 91 0 8 0 ffsino 272 16755 0 15305 97 0 97 97 0 8 0 nchpl 144 31941 0 30300 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 105028 0 105028 11 10 1 3 0 8 1 percpumem 16 70 0 27 1 0 1 1 0 8 0 kstatmem 264 76 0 54 2 0 2 2 0 8 0 scxspl 216 92416 0 92416 46 45 1 8 1 8 1 plimitpl 152 1751 0 1726 20 18 2 2 0 8 0 sigapl 424 12088 0 12034 9 2 7 7 0 8 0 futexpl 64 95658 0 95652 4 3 1 1 0 8 0 knotepl 120 560 0 0 12 2 10 10 0 8 0 kqueuepl 216 3422 0 3414 51 50 1 8 0 8 0 pipepl 320 3582 0 3554 94 91 3 13 0 8 0 fdescpl 496 12070 0 12034 6 1 5 6 0 8 0 filepl 152 84533 0 84292 167 157 10 24 0 8 0 lockfpl 104 1401 0 1399 1 0 1 1 0 8 0 lockfspl 48 568 0 566 1 0 1 1 0 8 0 sessionpl 144 50 0 34 1 0 1 1 0 8 0 pgrppl 48 283 0 267 1 0 1 1 0 8 0 ucredpl 104 10887 0 10869 1 0 1 1 0 8 0 zombiepl 144 12034 0 12034 2 1 1 1 0 8 1 processpl 1072 12088 0 12034 4 0 4 4 0 8 0 procpl 696 33121 0 33041 18 10 8 10 0 8 0 sosppl 168 194 0 194 18 18 0 1 0 8 0 sockpl 488 32384 0 32359 722 718 4 34 0 8 0 mcl64k 65536 25 0 0 4 1 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 25 0 0 2 0 2 2 0 8 0 mcl8k 8192 33 0 0 3 0 3 3 0 8 0 mcl4k 4096 75 0 0 4 0 4 4 0 8 0 mcl2k2 2112 10 0 0 1 0 1 1 0 8 0 mcl2k 2048 396 0 0 33 17 16 33 0 8 0 mtagpl 96 7 0 0 1 0 1 1 0 8 0 mbufpl 256 1463 0 0 64 0 64 64 0 8 0 bufpl 288 22059 0 15747 452 0 452 452 0 8 0 anonpl 24 1335942 0 1324806 201 110 91 105 0 186 0 amapchunkpl 152 372715 0 371826 113 76 37 48 0 158 0 amappl16 200 33302 0 32993 208 190 18 31 0 8 0 amappl15 192 15 0 14 1 0 1 1 0 8 0 amappl14 184 228 0 216 2 1 1 2 0 8 0 amappl13 176 18 0 18 3 3 0 1 0 8 0 amappl12 168 13105 0 13063 3 1 2 2 0 8 0 amappl11 160 54 0 44 1 0 1 1 0 8 0 amappl10 152 64 0 53 1 0 1 1 0 8 0 amappl9 144 332 0 330 2 1 1 2 0 8 0 amappl8 136 803 0 613 7 0 7 7 0 8 0 amappl7 128 176 0 154 1 0 1 1 0 8 0 amappl6 120 551 0 533 2 1 1 2 0 8 0 amappl5 112 526 0 519 1 0 1 1 0 8 0 amappl4 104 1205 0 1167 2 0 2 2 0 8 0 amappl3 96 72913 0 72811 7 4 3 4 0 8 0 amappl2 88 12910 0 12831 4 2 2 3 0 8 0 amappl1 80 51367 0 50841 22 10 12 22 0 8 0 amappl 88 116788 0 116516 8 1 7 7 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 72 136 0 6 3 0 3 3 0 8 0 uaddrrnd 24 12070 0 12034 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 12070 0 12034 1 0 1 1 0 8 0 vmmpekpl 168 99705 0 99644 4 1 3 4 0 8 0 vmmpepl 168 721425 0 718854 280 164 116 128 0 357 0 vmsppl 464 12069 0 12034 6 1 5 6 0 8 0 rwobjpl 56 189764 0 182258 120 10 110 110 0 8 0 pdppl 4096 24148 0 24068 548 466 82 92 0 8 2 pvpl 32 3531435 0 3513546 572 409 163 363 0 265 0 pmappl 248 12069 0 12034 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1703 0 850 26 0 26 26 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82799270) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8281a224,ffffffff82765f2c,109,ffffffff82841ab8) at __assert+0x29 sys/kern/subr_prf.c:157 setrunqueue(ffff800020d58ff0,ffff8000247038a0,51) at setrunqueue+0x2e5 sys/kern/kern_sched.c:263 schedcpu(ffffffff82d83998) at schedcpu+0x28b sys/kern/sched_bsd.c:236 timeout_run(ffffffff82d83998) at timeout_run+0xd0 sys/kern/kern_timeout.c:640 softclock_process_tick_timeout(ffffffff82d83998,0) at softclock_process_tick_timeout+0x1b0 sys/kern/kern_timeout.c:687 softclock(0) at softclock+0x130 sys/kern/kern_timeout.c:710 softintr_dispatch(0) at softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x75881a1921a0, count: -10 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800020d58ff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff82d83748) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d83748) at __mp_lock+0x122 sys/kern/kern_lock.c:147 preempt() at preempt+0x37 sys/kern/sched_bsd.c:297 ast(ffff80002af95210) at ast+0x109 mi_ast sys/sys/syscall_mi.h:192 [inline] ast(ffff80002af95210) at ast+0x109 sys/arch/amd64/amd64/trap.c:541 intr_user_exit() at intr_user_exit+0x3c end of kernel end trace frame: 0x759290991970, count: 8 ddb{1}> trace x86_ipi_db(ffff800020d58ff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff82d83748) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d83748) at __mp_lock+0x122 sys/kern/kern_lock.c:147 preempt() at preempt+0x37 sys/kern/sched_bsd.c:297 ast(ffff80002af95210) at ast+0x109 mi_ast sys/sys/syscall_mi.h:192 [inline] ast(ffff80002af95210) at ast+0x109 sys/arch/amd64/amd64/trap.c:541 intr_user_exit() at intr_user_exit+0x3c end of kernel end trace frame: 0x759290991970, count: -7