kernel: protection fault trap, code=0 Stopped at __x86_indirect_thunk_r11+0x14: ret ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace __x86_indirect_thunk_r11() at __x86_indirect_thunk_r11+0x14 softclock_process_kclock_timeout(fffffd80710d0f00,0) at softclock_process_kclock_timeout+0x1d7 sys/kern/kern_timeout.c:695 softclock(0) at softclock+0x11a sys/kern/kern_timeout.c:754 softintr_dispatch(0) at softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffffffff82c3fff0) at sched_idle+0x41e sys/kern/kern_sched.c:191 end trace frame: 0x0, count: -7 ddb{0}> show registers rdi 0x73000000001e542a rsi 0 rbp 0xffff80002115f770 rbx 0 rdx 0 rcx 0xffff800021159540 rax 0x9 r8 0xd2 r9 0xd2 r10 0x18848adc15ef44f7 r11 0x6b00000000060000 r12 0x73000000001e542a r13 0xffffffff82bab5b8 timeout_spinlock_obj r14 0x75636578652d7a79 r15 0x6b00000000060000 rip 0xffffffff81f81314 __x86_indirect_thunk_r11+0x14 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002115f720 ss 0x10 __x86_indirect_thunk_r11+0x14: ret ddb{0}> show proc PROC (idle0) tid=331988 pid=77089 tcnt=1 stat=onproc flags process=14000 proc=40000200 runpri=0, usrpri=50, slppri=0, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xff997d4164510c28, list=0xffff800021159a90,0xffff800021158d58 process=0xffff8000fffff240 user=0xffff80002115a000, vmspace=0xffffffff82c9dff0 estcpu=0, cpticks=20885, pctcpu=0.0, user=0, sys=0, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 2994 224691 88429 0 3 0x80 nanoslp syz-executor.0 2994 285001 88429 0 3 0x4000080 fsleep syz-executor.0 2994 177992 88429 0 3 0x4000080 netio syz-executor.0 82588 440625 33382 0 3 0x80 nanoslp syz-executor.6 82588 4613 33382 0 3 0x4000080 pipewr syz-executor.6 82588 380174 33382 0 3 0x4000080 fsleep syz-executor.6 93939 447834 44127 0 3 0x82 piperd syz-executor.1 23785 381598 44127 0 3 0x82 piperd syz-executor.3 98947 402236 1 0 3 0x100083 ttyin getty 76055 448450 0 0 3 0x14200 acct acct 9416 90848 44127 0 3 0x82 piperd syz-executor.5 68325 48216 44127 0 3 0x82 piperd syz-executor.4 33382 336142 44127 0 2 0x482 syz-executor.6 1092 404651 0 0 3 0x14280 nfsidl nfsio 32232 467719 0 0 3 0x14280 nfsidl nfsio 22544 308484 0 0 3 0x14280 nfsidl nfsio 22352 387584 0 0 3 0x14280 nfsidl nfsio 28268 148844 0 0 3 0x14280 nfsidl nfsio 54680 469057 0 0 3 0x14280 nfsidl nfsio 8026 305708 0 0 3 0x14280 nfsidl nfsio 85980 197761 0 0 3 0x14280 nfsidl nfsio 89593 259400 0 0 3 0x14280 nfsidl nfsio 52932 64728 0 0 3 0x14280 nfsidl nfsio 46648 443835 0 0 3 0x14280 nfsidl nfsio 26653 104694 0 0 3 0x14280 nfsidl nfsio 80494 383722 0 0 3 0x14280 nfsidl nfsio 97197 286040 0 0 3 0x14280 nfsidl nfsio 30492 514265 0 0 3 0x14280 nfsidl nfsio 76678 427468 0 0 3 0x14280 nfsidl nfsio 26575 249060 0 0 3 0x14280 nfsidl nfsio 86504 197767 0 0 3 0x14280 nfsidl nfsio 74451 168679 0 0 3 0x14280 nfsidl nfsio 55557 480446 0 0 3 0x14280 nfsidl nfsio 75508 90039 0 0 3 0x14200 bored sosplice 50536 175714 44127 0 3 0x82 piperd syz-executor.7 76001 95621 44127 0 3 0x82 piperd syz-executor.2 88429 452540 44127 0 7 0x2 syz-executor.0 44127 351073 19524 0 3 0x2000082 wait syz-fuzzer 44127 170953 19524 0 3 0x6000082 thrsleep syz-fuzzer 44127 69850 19524 0 3 0x6000082 wait syz-fuzzer 44127 151398 19524 0 3 0x6000082 thrsleep syz-fuzzer 44127 5271 19524 0 3 0x6000082 wait syz-fuzzer 44127 173229 19524 0 3 0x6000082 thrsleep syz-fuzzer 44127 78885 19524 0 3 0x6000082 wait syz-fuzzer 44127 151064 19524 0 3 0x6000082 wait syz-fuzzer 44127 399170 19524 0 3 0x6000082 thrsleep syz-fuzzer 44127 319836 19524 0 3 0x6000082 thrsleep syz-fuzzer 44127 54191 19524 0 3 0x6000082 thrsleep syz-fuzzer 44127 135594 19524 0 3 0x6000082 thrsleep syz-fuzzer 44127 269209 19524 0 3 0x6000082 wait syz-fuzzer 44127 28907 19524 0 3 0x6000082 kqread syz-fuzzer 44127 404613 19524 0 3 0x6000082 wait syz-fuzzer 44127 49350 19524 0 3 0x6000082 wait syz-fuzzer 44127 27446 19524 0 3 0x6000082 thrsleep syz-fuzzer 19524 236071 51214 0 3 0x10008a sigsusp ksh 51214 230843 71438 0 3 0x9a kqread sshd 71438 342126 1 0 3 0x88 kqread sshd 18706 318391 89465 74 3 0x1100092 bpf pflogd 89465 279207 1 0 3 0x80 netio pflogd 42414 235162 46002 73 3 0x1100090 kqread syslogd 46002 222242 1 0 3 0x100082 netio syslogd 66346 350029 1 0 3 0x100080 kqread resolvd 25248 197525 59137 77 3 0x100092 kqread dhcpleased 92556 421602 59137 77 3 0x100092 kqread dhcpleased 59137 12679 1 0 3 0x80 kqread dhcpleased 57954 16704 0 0 3 0x14200 bored smr 88049 374937 0 0 3 0x14200 pgzero zerothread 24852 396238 0 0 3 0x14200 aiodoned aiodoned 49130 118488 0 0 3 0x14200 syncer update 69357 402492 0 0 3 0x14200 cleaner cleaner 6725 351491 0 0 3 0x14200 reaper reaper 98061 470514 0 0 3 0x14200 pgdaemon pagedaemon 46007 317505 0 0 3 0x14200 bored viomb 35026 332982 0 0 3 0x40014200 acpi0 acpi0 9287 86945 0 0 3 0x40014200 idle1 51992 461704 0 0 3 0x14200 bored softnet3 14669 83819 0 0 3 0x14200 bored softnet2 28923 153585 0 0 3 0x14200 bored softnet1 65573 47019 0 0 3 0x14200 bored softnet0 63624 244935 0 0 3 0x14200 bored systqmp 97229 284690 0 0 3 0x14200 bored systq 3592 36767 0 0 3 0x14200 tmoslp softclockmp 77537 418097 0 0 3 0x40014200 tmoslp softclock *77089 331988 0 0 7 0x40014200 idle0 1 478497 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: shared mutex timeout r = 0 (0xffffffff82bab5b8) #0 witness_lock+0x447 #1 timeout_run+0xbb sys/kern/kern_timeout.c:661 #2 softclock_process_kclock_timeout+0x1d7 sys/kern/kern_timeout.c:695 #3 softclock+0x11a sys/kern/kern_timeout.c:754 #4 softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 #5 Xsoftclock+0x27 #6 acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 #7 sched_idle+0x41e sys/kern/kern_sched.c:191 #8 proc_trampoline+0x10 Process 77089 (idle0) thread 0xffff800021159540 (331988) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82d0f4f8) #0 witness_lock+0x447 #1 softintr_dispatch+0x52 sys/arch/amd64/amd64/softintr.c:88 #2 Xsoftclock+0x27 #3 acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 #4 sched_idle+0x41e sys/kern/kern_sched.c:191 #5 proc_trampoline+0x10 shared mutex timeout r = 0 (0xffffffff82bab5b8) #0 witness_lock+0x447 #1 timeout_run+0xbb sys/kern/kern_timeout.c:661 #2 softclock_process_kclock_timeout+0x1d7 sys/kern/kern_timeout.c:695 #3 softclock+0x11a sys/kern/kern_timeout.c:754 #4 softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 #5 Xsoftclock+0x27 #6 acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 #7 sched_idle+0x41e sys/kern/kern_sched.c:191 #8 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10201 6484K 7511K 78643K 13144 0 pcb 13 11K 13K 78643K 305 0 rtable 241 7K 7K 78643K 727 0 pf 35 10K 10K 78643K 136 0 ifaddr 46 16K 16K 78643K 124 0 ifgroup 60 2K 2K 78643K 196 0 sysctl 3 0K 0K 78643K 3 0 counters 62 36K 36K 78643K 152 0 ioctlops 0 0K 4K 78643K 1807 0 iov 0 0K 16K 78643K 1017 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1351 84K 85K 78643K 3052 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 25K 78643K 103 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 1477 0 dirhash 12 2K 3K 78643K 54 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 12 41K 89K 78643K 10124 0 sigio 0 0K 0K 78643K 51 0 proc 70 91K 115K 78643K 1026 0 subproc 104 6K 6K 78643K 221 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 522 0 in_multi 99 7K 7K 78643K 305 0 ether_multi 1 0K 0K 78643K 12 0 mrt 0 0K 0K 78643K 15 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 79 360K 360K 78643K 79 0 exec 0 0K 1K 78643K 1000 0 pfkey data 0 0K 0K 78643K 2 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 384 94K 95K 78643K 96640 0 UVM aobj 131 4K 4K 78643K 131 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 147 0 NDP 13 0K 2K 78643K 92 0 temp 74 5924K 6052K 78643K 83493 0 kqueue 12 18K 24K 78643K 380 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 120 283 0 280 3 2 1 3 0 8 0 rtentry 112 222 0 110 4 0 4 4 0 8 0 unpcb 144 7040 0 7025 69 66 3 6 0 8 2 syncache 304 184 0 184 8 7 1 1 0 8 1 tcpqe 32 186 46 186 4 4 0 1 0 8 0 tcpcb 808 3138 0 3119 37 28 9 11 0 8 6 arp 120 38 0 19 1 0 1 1 0 8 0 inpcb 368 5568 0 5539 48 39 9 14 0 8 6 nd6 136 60 0 35 2 0 2 2 0 8 0 pkpcb 40 44 0 44 3 3 0 1 0 8 0 kcovpl 48 17 0 9 1 0 1 1 0 8 0 ppxss 1256 22 0 22 5 5 0 1 0 8 0 pffrag 232 71 0 67 5 4 1 1 0 482 0 pffrnode 88 71 0 67 5 4 1 1 0 8 0 pffrent 40 155 0 151 6 5 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 24 167 0 149 1 0 1 1 0 8 0 pfstkey 128 167 0 149 2 1 1 2 0 8 0 pfstate 376 167 0 149 7 5 2 4 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 912 0 442 31 1 30 30 0 8 0 art_table 32 913 0 442 4 0 4 4 0 8 0 art_node 16 221 0 119 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 4 1 1 0 1 0 8 0 semapl 112 1475 0 1465 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 45 0 28 3 0 3 3 0 8 0 dino2pl 256 14144 0 12666 93 0 93 93 0 8 0 ffsino 272 14144 0 12666 99 0 99 99 0 8 0 nchpl 144 26682 0 25036 64 0 64 64 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 84510 0 84510 7 6 1 2 0 8 1 percpumem 16 89 0 45 1 0 1 1 0 8 0 vcpupl 2048 40 0 0 5 0 5 5 0 8 0 vmpool 696 50 0 10 4 0 4 4 0 8 0 kstatmem 264 116 0 90 2 0 2 2 0 8 0 scxspl 216 86352 0 86352 15 14 1 8 1 8 1 plimitpl 152 557 0 541 1 0 1 1 0 8 0 sigapl 424 10598 0 10533 9 1 8 8 0 8 0 futexpl 64 73188 0 73186 9 8 1 1 0 8 0 knotepl 120 325 0 0 10 5 5 10 0 8 0 kqueuepl 216 579 0 571 3 2 1 3 0 8 0 pipepl 320 1270 0 1241 40 37 3 8 0 8 0 fdescpl 496 10417 0 10392 5 1 4 5 0 8 0 filepl 152 52591 0 52347 96 83 13 19 0 8 3 lockfpl 104 2011 0 2009 2 1 1 2 0 8 0 lockfspl 48 564 0 562 1 0 1 1 0 8 0 sessionpl 144 35 0 18 1 0 1 1 0 8 0 pgrppl 48 73 0 56 1 0 1 1 0 8 0 ucredpl 104 5099 0 5087 1 0 1 1 0 8 0 zombiepl 144 10533 0 10533 2 1 1 1 0 8 1 processpl 1072 10598 0 10533 5 0 5 5 0 8 0 procpl 680 26183 0 26098 14 5 9 10 0 8 0 sosppl 168 84 0 84 11 11 0 1 0 8 0 sockpl 488 13005 0 12964 280 266 14 29 0 8 8 mcl64k 65536 17 0 0 3 1 2 3 0 8 0 mcl16k 16384 22 0 0 3 1 2 3 0 8 0 mcl12k 12288 26 0 0 2 0 2 2 0 8 0 mcl9k 9216 13 0 0 1 0 1 1 0 8 0 mcl8k 8192 35 0 0 3 0 3 3 0 8 0 mcl4k 4096 32 0 0 3 0 3 3 0 8 0 mcl2k2 2112 11 0 0 1 0 1 1 0 8 0 mcl2k 2048 608 0 0 29 10 19 29 0 8 0 mtagpl 96 93 0 0 3 0 3 3 0 8 0 mbufpl 256 1901 0 0 114 0 114 114 0 8 0 bufpl 288 18414 0 12092 452 0 452 452 0 8 0 anonpl 24 1017188 0 1007989 190 122 68 90 0 186 0 amapchunkpl 152 303905 0 303230 94 61 33 43 0 158 1 amappl16 200 20366 0 20119 118 104 14 33 0 8 0 amappl15 192 19 0 19 1 1 0 1 0 8 0 amappl14 184 200 0 183 2 1 1 2 0 8 0 amappl13 176 7 0 7 1 1 0 1 0 8 0 amappl12 168 11285 0 11250 4 2 2 3 0 8 0 amappl11 160 93 0 79 1 0 1 1 0 8 0 amappl10 152 40 0 27 1 0 1 1 0 8 0 amappl9 144 202 0 202 12 12 0 1 0 8 0 amappl8 136 576 0 448 5 0 5 5 0 8 0 amappl7 128 246 0 215 2 0 2 2 0 8 0 amappl6 120 447 0 437 1 0 1 1 0 8 0 amappl5 112 313 0 302 1 0 1 1 0 8 0 amappl4 104 652 0 618 4 3 1 2 0 8 0 amappl3 96 60355 0 60281 5 2 3 3 0 8 0 amappl2 88 11139 0 11062 3 1 2 3 0 8 0 amappl1 80 44576 0 44030 23 11 12 23 0 8 0 amappl 88 95801 0 95603 7 1 6 6 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 10467 0 10402 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 10467 0 10402 1 0 1 1 0 8 0 vmmpekpl 168 69764 0 69690 5 1 4 4 0 8 0 vmmpepl 168 601942 0 599855 244 135 109 116 0 357 3 vmsppl 464 10466 0 10402 10 1 9 9 0 8 0 rwobjpl 56 147641 0 140197 119 12 107 109 0 8 0 pdppl 4096 20941 0 20844 654 545 109 109 0 8 12 pvpl 32 3185218 0 3170529 525 382 143 338 0 265 0 pmappl 248 10466 0 10402 6 1 5 5 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1607 0 643 28 0 28 28 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace __x86_indirect_thunk_r11() at __x86_indirect_thunk_r11+0x14 softclock_process_kclock_timeout(fffffd80710d0f00,0) at softclock_process_kclock_timeout+0x1d7 sys/kern/kern_timeout.c:695 softclock(0) at softclock+0x11a sys/kern/kern_timeout.c:754 softintr_dispatch(0) at softintr_dispatch+0xfb sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffffffff82c3fff0) at sched_idle+0x41e sys/kern/kern_sched.c:191 end trace frame: 0x0, count: -7 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020d48ff0) 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(ffffffff82d0f2f0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d0f2f0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 syscall(ffff800021279ae0) at syscall+0x5cd mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800021279ae0) at syscall+0x5cd sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6f8cefbb9940, count: -6