uvm_fault(0xfffffd806c96db88, 0x0, 0, 1) -> e fatal page fault in supervisor mode trap type 6 code 0 rip ffffffff82efe448 cs 8 rflags 10207 cr2 0 cpl 0 rsp ffff80003c47f810 gsbase 0xffffffff8384aff0 kgsbase 0x0 panic: trap type 6, code=0, pc=ffffffff82efe448 Starting stack trace... panic(ffffffff833e610a) at panic+0x1d0 sys/kern/subr_prf.c:229 kerntrap(ffff80003c47f760) at kerntrap+0x30b alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b dt_ioctl_record_stop(ffff8000016f0000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(251e5f,81,2000,ffff80003c41bcb0) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(251e5f,81,2000,ffff80003c41bcb0) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c47f910) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805edb96e8,81,fffffd80097fd548,ffff80003c41bcb0) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806c86fb90,ffff80003c41bcb0) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806c86fb90,ffff80003c41bcb0) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806c86fb90,ffff80003c41bcb0) at fdrop+0x121 sys/kern/kern_descrip.c:1280 sys_ioctl(ffff80003c41bcb0,ffff80003c47fc20,ffff80003c47fb70) at sys_ioctl+0x30b sys/kern/sys_generic.c:516 syscall(ffff80003c47fc20) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c47fc20) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb42c543f5b0, count: 245 End of stack trace. W ARdINu:mp toNOTv O,ERED ONossAP ble 3 0 Stopped at proc_trampoline+0xc7: movl $0,%gs:0x688 TID PID UID PRFLAGS PFLAGS CPU COMMAND *446661 41399 0 0 0 1 syz-executor 424566 43300 0 0x2000 0x4080000 0K syz-executor proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x7cdbab8a1540, count: 14 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 *cpu0: uvm_fault(0xfffffd806c96db88, 0x0, 0, 1) -> e ddb{1}> trace proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x7cdbab8a1540, count: -1 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80003c3fa6d0 rbx 0 rdx 0 rcx 0xffff8000fffe8550 rax 0x2a r8 0xffff80003c3fa600 r9 0x1 r10 0xabd9e99bd0d124c4 r11 0xf139549473f3ae8e r12 0 r13 0 r14 0 r15 0 rip 0xffffffff81db54c7 proc_trampoline+0xc7 cs 0x8 rflags 0x246 rsp 0xffff80003c3fa650 ss 0 proc_trampoline+0xc7: movl $0,%gs:0x688 ddb{1}> show proc PROC (syz-executor) tid=446661 pid=41399 tcnt=1 stat=onproc flags process=0 proc=0 runpri=75, usrpri=75, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffe8020,0xffffffff8394b178 process=0xffff8000357d9360 user=0xffff80003c3f5000, vmspace=0xfffffd806c96d200 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *41399 446661 69848 0 7 0 syz-executor 3025 328498 63000 0 2 0 syz-executor 3025 32671 63000 0 2 0x4000000 syz-executor 3025 379013 63000 0 3 0x4000080 fsleep syz-executor 81926 263110 89307 0 2 0 syz-executor 81926 224617 89307 0 2 0x4000000 syz-executor 86002 492122 96305 0 2 0x4000000 syz-executor 86002 65213 96305 0 2 0x4000000 syz-executor 55968 497860 15086 0 2 0 syz-executor 55968 198888 15086 0 2 0x4000000 syz-executor 55968 362378 15086 0 3 0x4000080 fsleep syz-executor 55968 282228 15086 0 2 0x4000000 syz-executor 43300 433723 61767 0 4 0x82000 syz-executor 43300 424566 61767 0 7 0x4082000 syz-executor 43300 228437 61767 0 2 0x4082000 syz-executor 43300 379762 61767 0 3 0x4002000 suspend syz-executor 2985 206773 99682 0 3 0x3000 suspend syz-executor 2985 465454 99682 0 2 0x4081000 syz-executor 2985 106266 99682 0 3 0x4081000 inode syz-executor 2985 366192 99682 0 3 0x4081000 inode syz-executor 1753 40203 1 0 3 0x80 nanoslp init 73532 504756 0 0 3 0x14200 acct acct 15086 446338 40282 0 2 0x3 syz-executor 96305 297002 40282 0 2 0x3 syz-executor 99682 259507 40282 0 3 0x82 wait syz-executor 69848 359923 40282 0 2 0xc82 syz-executor 61767 376374 40282 0 2 0x3 syz-executor 17961 518781 40282 0 2 0x2 syz-executor 89307 145025 40282 0 2 0x3 syz-executor 63000 350636 40282 0 2 0x3 syz-executor 40282 81243 49602 0 3 0x82 kqread syz-executor 49602 463789 54196 0 3 0x10008a sigsusp ksh 54196 354566 70042 0 3 0x98 kqread sshd-session 70042 90551 12294 0 3 0x92 kqread sshd-session 12294 57064 1 0 3 0x88 kqread sshd 59383 437325 15805 74 3 0x1100092 bpf pflogd 15805 252440 1 0 3 0x80 sbwait pflogd 52096 26216 4344 73 2 0x1100090 syslogd 4344 219819 1 0 3 0x100082 sbwait syslogd 11614 328610 1 0 3 0x100080 kqread resolvd 60568 342037 72653 77 3 0x100092 kqread dhcpleased 23239 458963 72653 77 3 0x100092 kqread dhcpleased 72653 517632 1 0 3 0x80 kqread dhcpleased 59468 273895 0 0 3 0x14200 bored smr 78420 328463 0 0 3 0x14200 pgzero zerothread 13234 99682 0 0 3 0x14200 aiodoned aiodoned 1159 19873 0 0 3 0x14200 syncer update 25630 65127 0 0 3 0x14200 cleaner cleaner 97280 39080 0 0 3 0x14200 reaper reaper 97481 247707 0 0 3 0x14200 pgdaemon pagedaemon 85037 474744 0 0 3 0x14200 bored viomb 80591 75597 0 0 3 0x40014200 acpi0 acpi0 97925 459020 0 0 3 0x40014200 idle1 3688 295721 0 0 3 0x14200 bored softnet1 8873 172822 0 0 2 0x14200 softnet0 52068 76513 0 0 3 0x14200 bored systqmp 56826 33109 0 0 3 0x14200 bored systq 48407 157506 0 0 3 0x14200 tmoslp softclockmp 68044 317130 0 0 3 0x40014200 tmoslp softclock 24630 70173 0 0 3 0x40014200 idle0 1 13295 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex &sched_lock r = 0 (0xffffffff839c1760) #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 preempt+0x35 sys/kern/sched_bsd.c:338 #3 ast+0x15a mi_ast sys/sys/syscall_mi.h:252 [inline] #3 ast+0x15a sys/arch/amd64/amd64/trap.c:739 #4 intr_user_exit+0x3c Process 55968 (syz-executor) thread 0xffff8000fffe9ca8 (282228) exclusive rwlock fdlock r = 0 (0xffff8000fffeacd0) #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 doopenat+0x18e sys/kern/vfs_syscalls.c:1105 #3 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #4 Xsyscall+0x128 Process 43300 (syz-executor) thread 0xffff80003c41bcb0 (424566) exclusive rwlock dtlk r = 0 (0xffffffff83892248) #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 dt_ioctl_record_stop+0x2e sys/dev/dt/dt_dev.c:572 #3 dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] #3 dtclose+0x109 sys/dev/dt/dt_dev.c:239 #4 spec_close+0x466 sys/kern/spec_vnops.c:-1 #5 VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 #6 vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] #6 vn_closefile+0x12b sys/kern/vfs_vnops.c:615 #7 fdrop+0x121 sys/kern/kern_descrip.c:1280 #8 sys_ioctl+0x30b sys/kern/sys_generic.c:516 #9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83948c00) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 vn_closefile+0x41 sys/kern/vfs_vnops.c:608 #2 fdrop+0x121 sys/kern/kern_descrip.c:1280 #3 sys_ioctl+0x30b sys/kern/sys_generic.c:516 #4 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #4 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #5 Xsyscall+0x128 Process 2985 (syz-executor) thread 0xffff80002a261240 (465454) exclusive rrwlock inode r = 0 (0xfffffd806f12aa58) #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 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x242 sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 2985 (syz-executor) thread 0xffff8000ffffc7d0 (106266) exclusive rrwlock inode r = 0 (0xfffffd80672df338) #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 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 dorenameat+0x91 sys/kern/vfs_syscalls.c:2990 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 17961 (syz-executor) thread 0xffff8000ffffca68 (518781) exclusive rrwlock inode r = 0 (0xfffffd806f12aca8) #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 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3113 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806cda2448) #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 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3098 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11206 13045K 13137K 166960K 12548 0 pcb 17 12K 12K 166960K 69 0 rtable 212 7K 7K 166960K 412 0 pf 37 18K 20K 166960K 73 0 ifaddr 41 7K 7K 166960K 66 0 ifgroup 59 2K 3K 166960K 104 0 sysctl 1 1K 9K 166960K 73 0 counters 72 37K 38K 166960K 108 0 ioctlops 0 0K 4K 166960K 1504 0 iov 0 0K 26K 166960K 13 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1376 87K 87K 166960K 1569 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 4 0 VM map 2 1K 1K 166960K 2 0 sem 8 0K 0K 166960K 15 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 97K 166960K 358 0 sigio 0 0K 0K 166960K 3 0 proc 63 99K 180K 166960K 574 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 16 0 in_multi 88 6K 7K 166960K 114 0 ether_multi 1 0K 0K 166960K 3 0 mrt 0 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 85 387K 387K 166960K 85 0 exec 0 0K 1K 166960K 404 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 236 147K 161K 166960K 5470 0 UVM aobj 6 2K 2K 166960K 7 0 pinsyscall 41 82K 104K 166960K 1520 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 20 0 NDP 13 0K 2K 166960K 40 0 temp 44 8680K 8786K 166960K 13049 0 kqueue 13 20K 28K 166960K 72 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 50 0 47 1 0 1 1 0 8 0 rtentry 176 123 0 33 6 0 6 6 0 8 0 unpcb 144 187 0 170 2 0 2 2 0 8 1 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 736 80 0 74 1 0 1 1 0 8 0 arp 136 19 0 3 1 0 1 1 0 8 0 inpcb 328 270 0 261 2 0 2 2 0 8 1 nd6 152 25 0 3 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 1 0 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 9 0 9 1 0 1 1 0 8 1 pppxif 1504 6 0 6 1 0 1 1 0 8 1 pffrag 232 2 0 0 1 0 1 1 0 482 0 pffrnode 88 2 0 0 1 0 1 1 0 8 0 pffrent 40 2 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 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 2 0 0 1 0 1 1 0 8 0 pfstkey 128 2 0 0 1 0 1 1 0 8 0 pfstate 448 1 0 0 1 0 1 1 0 8 0 pfrule 1360 3 0 3 1 0 1 1 0 8 1 rttmr 136 1 0 1 1 0 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 533 0 130 29 0 29 29 0 8 3 art_table 40 534 0 130 5 0 5 5 0 8 0 art_node 32 123 0 42 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 1 1 0 1 1 0 8 1 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 11 0 5 1 0 1 1 0 8 0 shmpl 112 4 0 1 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 2005 0 492 96 0 96 96 0 8 0 ffsino 296 2005 0 492 118 0 118 118 0 8 0 nchpl 144 2526 0 825 64 0 64 64 0 8 0 vnodes 216 2204 0 0 123 0 123 123 0 8 0 namei 1024 8239 0 8235 4 1 3 3 0 8 2 percpumem 16 69 0 18 1 0 1 1 0 8 0 kstatmem 264 52 0 22 3 0 3 3 0 8 1 scxspl 216 9895 0 9894 3 2 1 2 1 8 0 plimitpl 152 96 0 78 1 0 1 1 0 8 0 sigapl 424 679 0 631 7 1 6 7 0 8 0 knotepl 120 316 0 0 10 0 10 10 0 8 0 kqueuepl 224 104 0 95 2 0 2 2 0 8 1 pipepl 344 143 0 116 3 0 3 3 0 8 0 fdescpl 528 662 0 631 3 0 3 3 0 8 0 filepl 160 2980 0 2731 11 0 11 11 0 8 0 lockfpl 104 93 0 91 1 0 1 1 0 8 0 lockfspl 48 39 0 37 1 0 1 1 0 8 0 sessionpl 144 23 0 15 1 0 1 1 0 8 0 pgrppl 48 31 0 15 1 0 1 1 0 8 0 ucredpl 104 350 0 336 1 0 1 1 0 8 0 zombiepl 144 813 0 812 1 0 1 1 0 8 0 processpl 1232 679 0 631 5 0 5 5 0 8 0 procpl 664 1135 0 1074 6 0 6 6 0 8 0 sosppl 176 1 0 1 1 0 1 1 0 8 1 sockpl 752 516 0 487 5 0 5 5 0 8 1 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 1 0 0 1 0 1 1 0 8 0 mcl4k 4096 112 0 0 14 0 14 14 0 8 0 mcl2k 2048 18 0 0 3 0 3 3 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 182 0 0 12 0 12 12 0 8 0 bufpl 280 3849 0 131 266 0 266 266 0 8 0 anonpl 32 6823 0 0 55 0 55 55 0 246 0 amapchunkpl 152 16149 0 15666 26 0 26 26 0 158 4 amappl16 200 2749 0 2499 18 4 14 14 0 8 0 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 4 0 4 1 1 0 1 0 8 0 amappl13 176 436 0 435 1 0 1 1 0 8 0 amappl12 168 1034 0 994 3 0 3 3 0 8 0 amappl11 160 4 0 4 1 1 0 1 0 8 0 amappl10 152 46 0 32 1 0 1 1 0 8 0 amappl9 144 243 0 243 1 1 0 1 0 8 0 amappl8 136 28 0 26 1 0 1 1 0 8 0 amappl7 128 98 0 97 1 0 1 1 0 8 0 amappl6 120 285 0 272 1 0 1 1 0 8 0 amappl5 112 91 0 81 1 0 1 1 0 8 0 amappl4 104 433 0 405 1 0 1 1 0 8 0 amappl3 96 2718 0 2629 3 0 3 3 0 8 0 amappl2 88 790 0 718 2 0 2 2 0 8 0 amappl1 80 10054 0 9491 14 0 14 14 0 8 1 amappl 88 4672 0 4507 5 0 5 5 0 92 0 uvmvnodes 80 108 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 128 254 0 254 2 1 1 1 0 8 1 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 6 0 1 1 0 1 1 0 8 0 uaddrrnd 24 662 0 631 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 662 0 631 1 0 1 1 0 8 0 vmmpekpl 168 7248 0 7215 2 0 2 2 0 8 0 vmmpepl 168 50087 0 48010 97 3 94 94 0 357 0 vmsppl 488 661 0 631 5 0 5 5 0 8 1 rwobjpl 80 17044 0 15837 25 0 25 25 0 8 0 pdppl 4096 1331 0 1262 111 40 71 87 0 8 2 pvpl 32 15359 0 0 124 0 124 124 0 265 0 pmappl 256 661 0 631 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 286 0 44 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8384aff0) 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 x86_bus_space_io_read_4(b008,0) at x86_bus_space_io_read_4+0x37 sys/arch/amd64/amd64/bus_space.c:682 acpitimer_delay(3e8) at acpitimer_delay+0x1d7 acpitimer_read sys/dev/acpi/acpitimer.c:146 [inline] acpitimer_delay(3e8) at acpitimer_delay+0x1d7 sys/dev/acpi/acpitimer.c:125 vioscsi_scsi_cmd(fffffd806cf16298) at vioscsi_scsi_cmd+0x559 sys/dev/pv/vioscsi.c:-1 scsi_xs_sync(fffffd806cf16298) at scsi_xs_sync+0x116 scsi_xs_exec sys/scsi/scsi_base.c:1457 [inline] scsi_xs_sync(fffffd806cf16298) at scsi_xs_sync+0x116 sys/scsi/scsi_base.c:1526 sdactivate(ffff8000002a2c00,6) at sdactivate+0x297 sd_flush sys/scsi/sd.c:-1 [inline] sdactivate(ffff8000002a2c00,6) at sdactivate+0x297 sys/scsi/sd.c:271 config_suspend(ffff8000002a2c00,6) at config_suspend+0x62 sys/kern/subr_autoconf.c:834 scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab scsi_activate_link sys/scsi/scsiconf.c:410 [inline] scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab scsi_activate_bus sys/scsi/scsiconf.c:360 [inline] scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab sys/scsi/scsiconf.c:259 config_activate_children(ffff8000000a4000,6) at config_activate_children+0x1a1 config_suspend sys/kern/subr_autoconf.c:834 [inline] config_activate_children(ffff8000000a4000,6) at config_activate_children+0x1a1 sys/kern/subr_autoconf.c:896 config_activate_children(ffff800000025a00,6) at config_activate_children+0x1c5 config_suspend sys/kern/subr_autoconf.c:-1 [inline] config_activate_children(ffff800000025a00,6) at config_activate_children+0x1c5 sys/kern/subr_autoconf.c:896 config_activate_children(ffff80000002ce00,6) at config_activate_children+0x1c5 config_suspend sys/kern/subr_autoconf.c:-1 [inline] config_activate_children(ffff80000002ce00,6) at config_activate_children+0x1c5 sys/kern/subr_autoconf.c:896 pciactivate(ffff80000002ce00,6) at pciactivate+0xd8 sys/dev/pci/pci.c:230 end trace frame: 0xffff80003c47f5a0, count: 0 ddb{0}> trace x86_ipi_db(ffffffff8384aff0) 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 x86_bus_space_io_read_4(b008,0) at x86_bus_space_io_read_4+0x37 sys/arch/amd64/amd64/bus_space.c:682 acpitimer_delay(3e8) at acpitimer_delay+0x1d7 acpitimer_read sys/dev/acpi/acpitimer.c:146 [inline] acpitimer_delay(3e8) at acpitimer_delay+0x1d7 sys/dev/acpi/acpitimer.c:125 vioscsi_scsi_cmd(fffffd806cf16298) at vioscsi_scsi_cmd+0x559 sys/dev/pv/vioscsi.c:-1 scsi_xs_sync(fffffd806cf16298) at scsi_xs_sync+0x116 scsi_xs_exec sys/scsi/scsi_base.c:1457 [inline] scsi_xs_sync(fffffd806cf16298) at scsi_xs_sync+0x116 sys/scsi/scsi_base.c:1526 sdactivate(ffff8000002a2c00,6) at sdactivate+0x297 sd_flush sys/scsi/sd.c:-1 [inline] sdactivate(ffff8000002a2c00,6) at sdactivate+0x297 sys/scsi/sd.c:271 config_suspend(ffff8000002a2c00,6) at config_suspend+0x62 sys/kern/subr_autoconf.c:834 scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab scsi_activate_link sys/scsi/scsiconf.c:410 [inline] scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab scsi_activate_bus sys/scsi/scsiconf.c:360 [inline] scsibusactivate(ffff8000002a3500,6) at scsibusactivate+0xab sys/scsi/scsiconf.c:259 config_activate_children(ffff8000000a4000,6) at config_activate_children+0x1a1 config_suspend sys/kern/subr_autoconf.c:834 [inline] config_activate_children(ffff8000000a4000,6) at config_activate_children+0x1a1 sys/kern/subr_autoconf.c:896 config_activate_children(ffff800000025a00,6) at config_activate_children+0x1c5 config_suspend sys/kern/subr_autoconf.c:-1 [inline] config_activate_children(ffff800000025a00,6) at config_activate_children+0x1c5 sys/kern/subr_autoconf.c:896 config_activate_children(ffff80000002ce00,6) at config_activate_children+0x1c5 config_suspend sys/kern/subr_autoconf.c:-1 [inline] config_activate_children(ffff80000002ce00,6) at config_activate_children+0x1c5 sys/kern/subr_autoconf.c:896 pciactivate(ffff80000002ce00,6) at pciactivate+0xd8 sys/dev/pci/pci.c:230 config_activate_children(ffff80000002f080,6) at config_activate_children+0x1a1 config_suspend sys/kern/subr_autoconf.c:834 [inline] config_activate_children(ffff80000002f080,6) at config_activate_children+0x1a1 sys/kern/subr_autoconf.c:896 config_suspend_all(6) at config_suspend_all+0x49a config_suspend sys/kern/subr_autoconf.c:-1 [inline] config_suspend_all(6) at config_suspend_all+0x49a sys/kern/subr_autoconf.c:858 boot(104) at boot+0x253 sys/arch/amd64/amd64/machdep.c:946 reboot(104) at reboot+0xb1 panic(ffffffff833e610a) at panic+0x1f9 kerntrap(ffff80003c47f760) at kerntrap+0x30b alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b dt_ioctl_record_stop(ffff8000016f0000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(251e5f,81,2000,ffff80003c41bcb0) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(251e5f,81,2000,ffff80003c41bcb0) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c47f910) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805edb96e8,81,fffffd80097fd548,ffff80003c41bcb0) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806c86fb90,ffff80003c41bcb0) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806c86fb90,ffff80003c41bcb0) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806c86fb90,ffff80003c41bcb0) at fdrop+0x121 sys/kern/kern_descrip.c:1280 sys_ioctl(ffff80003c41bcb0,ffff80003c47fc20,ffff80003c47fb70) at sys_ioctl+0x30b sys/kern/sys_generic.c:516 syscall(ffff80003c47fc20) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c47fc20) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb42c543f5b0, count: -30 ddb{0}> machine ddbcpu 1 Stopped at proc_trampoline+0xc7: movl $0,%gs:0x688 proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x7cdbab8a1540, count: 14 ddb{1}> trace proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x7cdbab8a1540, count: -1