uvm_fault(0xffffffff83976e78, 0xffff800028512008, 0, 1) -> d kernel: page fault trap, code=0 Stopped at ffs2_balloc+0xa0d: movq 0(%rcx,%rax,8),%r14 TID PID UID PRFLAGS PFLAGS CPU COMMAND 289732 75518 0 0 0 0 syz-executor *341855 65709 0 0x2 0x1 1K syz-executor ffs2_balloc(fffffd806c312278,3530a,48,fffffd80097fd410,1,ffff80002a37c0e8) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614 ffs_write(ffff80002a37c170) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345 VOP_WRITE(fffffd805f3d0b58,ffff80002a37c220,3,fffffd80097fd410) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 ktrwriteraw(ffff8000fffeefa8,fffffd805f3d0b58,fffffd80097fd410,ffff80002a37c2f0,ffff80002a37c2d0) at ktrwriteraw+0x1be sys/kern/kern_ktrace.c:691 ktrsysret(ffff8000fffeefa8,88,16,ffff80002a37c3c0) at ktrsysret+0x192 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff8000fffeefa8,88,16,ffff80002a37c3c0) at ktrsysret+0x192 sys/kern/kern_ktrace.c:209 syscall(ffff80002a37c470) at syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a37c470) at syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cef5366e870, count: 8 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: uvm_fault(0xffffffff83976e78, 0xffff800028512008, 0, 1) -> d ddb{1}> trace ffs2_balloc(fffffd806c312278,3530a,48,fffffd80097fd410,1,ffff80002a37c0e8) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614 ffs_write(ffff80002a37c170) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345 VOP_WRITE(fffffd805f3d0b58,ffff80002a37c220,3,fffffd80097fd410) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 ktrwriteraw(ffff8000fffeefa8,fffffd805f3d0b58,fffffd80097fd410,ffff80002a37c2f0,ffff80002a37c2d0) at ktrwriteraw+0x1be sys/kern/kern_ktrace.c:691 ktrsysret(ffff8000fffeefa8,88,16,ffff80002a37c3c0) at ktrsysret+0x192 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff8000fffeefa8,88,16,ffff80002a37c3c0) at ktrsysret+0x192 sys/kern/kern_ktrace.c:209 syscall(ffff80002a37c470) at syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a37c470) at syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cef5366e870, count: -7 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80002a37c090 rbx 0 rdx 0 rcx 0xffff800028512000 rax 0x1 r8 0xffffffffffffffff r9 0xffff80002a37c0e8 r10 0x9e5e4ebebb5709c2 r11 0xbd63552a8cb1e297 r12 0x1 r13 0xffff800000c31800 r14 0xffff80002a37bf20 r15 0xfffffd805f94a488 rip 0xffffffff817fb75d ffs2_balloc+0xa0d cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a37bf10 ss 0x10 ffs2_balloc+0xa0d: movq 0(%rcx,%rax,8),%r14 ddb{1}> show proc PROC (syz-executor) tid=341855 pid=65709 tcnt=1 stat=onproc flags process=2 proc=1 runpri=17, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffef770,0xffff8000fffeed20 process=0xffff8000ffff5818 user=0xffff80002a377000, vmspace=0xfffffd806f57a1f0 estcpu=36, cpticks=146, pctcpu=0.70, user=0, sys=145, intr=1 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 75518 289732 38738 0 7 0 syz-executor 75518 392451 38738 0 2 0x4000000 syz-executor 45192 235785 50538 0 2 0 syz-executor 45192 282689 50538 0 3 0x4000080 fsleep syz-executor 45192 323602 50538 0 3 0x4000080 fsleep syz-executor 72349 315639 55402 0 3 0x80 fsleep syz-executor 72349 395514 55402 0 3 0x4000080 kqsel syz-executor 36785 264994 4999 0 3 0x80 fsleep syz-executor 36785 274864 4999 0 3 0x4000080 ttyretype syz-executor 67387 445116 0 0 3 0x14200 acct acct 15620 322553 0 0 3 0x14280 nfsidl nfsio 49316 87627 0 0 3 0x14280 nfsidl nfsio 82139 215352 0 0 3 0x14280 nfsidl nfsio 65768 257089 0 0 3 0x14280 nfsidl nfsio 37975 220705 0 0 3 0x14280 nfsidl nfsio 7756 105365 0 0 3 0x14280 nfsidl nfsio 73622 293836 0 0 3 0x14280 nfsidl nfsio 23389 445026 0 0 3 0x14280 nfsidl nfsio 44356 182701 0 0 3 0x14280 nfsidl nfsio 14799 34892 0 0 3 0x14280 nfsidl nfsio 6062 117048 0 0 3 0x14280 nfsidl nfsio 29088 402391 0 0 3 0x14280 nfsidl nfsio 24045 227445 0 0 3 0x14280 nfsidl nfsio 81103 46610 0 0 3 0x14280 nfsidl nfsio 29518 81900 0 0 3 0x14280 nfsidl nfsio 21139 21917 0 0 3 0x14280 nfsidl nfsio 29283 348238 0 0 3 0x14280 nfsidl nfsio 36598 421157 0 0 3 0x14280 nfsidl nfsio 738 196325 0 0 3 0x14280 nfsidl nfsio 50452 492383 0 0 3 0x14280 nfsidl nfsio 91433 183611 99248 0 3 0x100082 sbwait arp 99248 247060 28595 0 3 0x10008a sigsusp sh 50538 413863 46262 0 3 0x82 nanoslp syz-executor *65709 341855 46262 0 7 0x3 syz-executor 38738 31915 46262 0 3 0x82 nanoslp syz-executor 28595 139546 46262 0 3 0x82 wait syz-executor 34987 111518 46262 0 2 0x2 syz-executor 4999 434587 46262 0 3 0x82 nanoslp syz-executor 55402 345739 46262 0 3 0x82 nanoslp syz-executor 37047 355435 46262 0 2 0x2 syz-executor 46262 377573 68371 0 3 0x82 kqread syz-executor 68371 257265 19260 0 3 0x10008a sigsusp ksh 19260 62809 69344 0 3 0x98 kqread sshd-session 69344 275761 60557 0 3 0x92 kqread sshd-session 61963 99800 1 0 3 0x100083 ttyin getty 60557 203558 1 0 3 0x88 kqread sshd 40899 396869 6001 74 3 0x1100092 bpf pflogd 6001 136553 1 0 3 0x80 sbwait pflogd 87243 39531 827 73 3 0x1100090 kqread syslogd 827 350053 1 0 3 0x100082 sbwait syslogd 1458 240746 1 0 3 0x100080 kqread resolvd 48604 31998 79331 77 3 0x100092 kqread dhcpleased 41903 406842 79331 77 3 0x100092 kqread dhcpleased 79331 204746 1 0 3 0x80 kqread dhcpleased 77418 387800 0 0 3 0x14200 bored smr 96521 102301 0 0 2 0x14200 zerothread 45392 440483 0 0 3 0x14200 aiodoned aiodoned 42356 12499 0 0 3 0x14200 syncer update 62379 489378 0 0 3 0x14200 cleaner cleaner 22786 42010 0 0 3 0x14200 reaper reaper 70214 491950 0 0 3 0x14200 pgdaemon pagedaemon 99331 204150 0 0 3 0x14200 bored viomb 11004 140795 0 0 3 0x40014200 acpi0 acpi0 12961 415535 0 0 3 0x40014200 idle1 17422 19881 0 0 3 0x14200 bored softnet1 10819 395169 0 0 3 0x14200 bored softnet0 61523 125448 0 0 3 0x14200 bored systqmp 95937 112245 0 0 3 0x14200 bored systq 7782 437337 0 0 3 0x14200 tmoslp softclockmp 26837 486808 0 0 3 0x40014200 tmoslp softclock 67969 322690 0 0 3 0x40014200 idle0 1 121683 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 75518 (syz-executor) thread 0xffff8000fffee018 (289732) exclusive rwlock uobjlk r = 0 (0xfffffd806c811cf0) #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 uvm_fault+0x1e5 sys/uvm/uvm_fault.c:649 #3 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #4 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd806c89cc88) #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_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #3 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #4 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #7 recall_trap+0x8 Process 65709 (syz-executor) thread 0xffff8000fffeefa8 (341855) exclusive rrwlock inode r = 0 (0xfffffd806c312318) #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 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 ktrwriteraw+0x175 sys/kern/kern_ktrace.c:688 #7 ktrsysret+0x192 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] #7 ktrsysret+0x192 sys/kern/kern_ktrace.c:209 #8 syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] #8 syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 #9 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839a46c0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 ktrsysret+0xde ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] #1 ktrsysret+0xde sys/kern/kern_ktrace.c:209 #2 syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] #2 syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 #3 Xsyscall+0x128 Process 34987 (syz-executor) thread 0xffff80002a242fa0 (111518) exclusive rrwlock inode r = 0 (0xfffffd806c8331e8) #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:3143 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806cbc9c48) #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:3128 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 37047 (syz-executor) thread 0xffff8000ffffd4c8 (355435) exclusive rrwlock inode r = 0 (0xfffffd806c312a08) #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 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x98a sys/kern/vfs_lookup.c:567 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1887 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d6f00b0) #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 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1887 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11074 12098K 13988K 166960K 13252 0 pcb 17 13K 13K 166960K 108 0 rtable 191 15K 15K 166960K 450 0 pf 35 17K 81K 166960K 84 0 ifaddr 39 6K 7K 166960K 67 0 ifgroup 56 2K 2K 166960K 102 0 sysctl 4 1K 9K 166960K 12 0 counters 72 37K 38K 166960K 114 0 ioctlops 0 0K 4K 166960K 1674 0 iov 0 0K 24K 166960K 21 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1351 85K 85K 166960K 1851 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 9 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 26 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 93K 166960K 629 0 sigio 0 0K 0K 166960K 10 0 proc 73 115K 196K 166960K 607 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 65 0 in_multi 77 5K 6K 166960K 107 0 ether_multi 1 0K 0K 166960K 2 0 mrt 1 0K 0K 166960K 15 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 445 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 211 152K 174K 166960K 7744 0 UVM aobj 47 6K 6K 166960K 48 0 pinsyscall 42 84K 107K 166960K 1857 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 17 0 NDP 13 0K 1K 166960K 39 0 temp 59 9083K 9332K 166960K 31160 0 kqueue 13 20K 29K 166960K 129 0 SYN cache 2 8K 16K 166960K 3 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 120 107 0 103 2 1 1 2 0 8 0 rtentry 176 117 0 41 5 0 5 5 0 8 0 unpcb 144 429 0 412 6 5 1 6 0 8 0 syncache 336 9 0 9 2 1 1 1 0 8 1 tcpcb 736 102 0 98 1 0 1 1 0 8 0 arp 136 18 0 4 1 0 1 1 0 8 0 inpcb 328 487 0 480 6 2 4 4 0 8 3 nd6 152 21 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 14 0 14 2 1 1 1 0 8 1 pppxif 1576 3 0 3 2 1 1 1 0 8 1 pffrag 232 3 0 1 1 0 1 1 0 482 0 pffrnode 88 3 0 1 1 0 1 1 0 8 0 pffrent 40 4 0 2 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 pfsrclim 320 2 0 2 1 1 0 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 51 0 14 1 0 1 1 0 8 0 pfstkey 128 51 0 14 2 0 2 2 0 8 0 pfstate 448 51 0 14 6 0 6 6 0 8 0 pfrule 1360 24 0 19 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 482 0 183 30 8 22 30 0 8 0 art_table 40 483 0 183 5 0 5 5 0 8 0 art_node 32 115 0 48 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 1 1 0 1 1 0 8 0 semapl 112 24 0 14 1 0 1 1 0 8 0 shmpl 112 45 0 1 2 0 2 2 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 2503 0 1048 93 0 93 93 0 8 0 ffsino 296 2504 0 1048 114 0 114 114 0 8 0 nchpl 144 3486 0 1787 64 0 64 64 0 8 0 rtmask 32 2 0 2 1 1 0 1 0 8 0 vnodes 216 2900 0 0 162 0 162 162 0 8 0 namei 1024 11918 0 11917 1 0 1 1 0 8 0 percpumem 16 72 0 21 1 0 1 1 0 8 0 kstatmem 264 56 0 24 4 1 3 3 0 8 0 scsiplug 72 2 0 2 1 1 0 1 0 8 0 scxspl 216 17871 0 17871 11 5 6 8 1 8 6 plimitpl 152 81 0 62 1 0 1 1 0 8 0 sigapl 424 988 0 921 9 0 9 9 0 8 1 knotepl 120 310 0 0 10 0 10 10 0 8 0 kqueuepl 224 177 0 166 2 0 2 2 0 8 1 pipepl 344 170 0 143 3 0 3 3 0 8 0 fdescpl 528 949 0 919 3 0 3 3 0 8 0 filepl 160 5595 0 5379 18 5 13 16 0 8 3 lockfpl 104 310 0 308 1 0 1 1 0 8 0 lockfspl 48 116 0 114 1 0 1 1 0 8 0 sessionpl 144 61 0 52 1 0 1 1 0 8 0 pgrppl 48 75 0 58 1 0 1 1 0 8 0 ucredpl 104 678 0 665 1 0 1 1 0 8 0 zombiepl 144 921 0 921 1 0 1 1 0 8 1 processpl 1232 988 0 921 6 0 6 6 0 8 0 procpl 664 1798 0 1726 7 0 7 7 0 8 0 sosppl 176 6 0 6 2 1 1 1 0 8 1 sockpl 752 1048 0 1020 18 11 7 18 0 8 3 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 130 0 0 17 0 17 17 0 8 0 mcl2k 2048 25 0 0 4 0 4 4 0 8 0 mtagpl 96 22 0 0 1 0 1 1 0 8 0 mbufpl 256 259 0 0 17 0 17 17 0 8 0 bufpl 280 6904 0 774 438 0 438 438 0 8 0 anonpl 32 9661 0 0 78 0 78 78 0 246 0 amapchunkpl 152 24629 0 24236 36 5 31 31 0 158 12 amappl16 200 3294 0 3266 19 4 15 15 0 8 8 amappl15 192 7 0 6 1 0 1 1 0 8 0 amappl14 184 439 0 437 1 0 1 1 0 8 0 amappl13 176 140 0 127 1 0 1 1 0 8 0 amappl12 168 1214 0 1185 2 0 2 2 0 8 0 amappl11 160 28 0 28 1 1 0 1 0 8 0 amappl10 152 92 0 77 1 0 1 1 0 8 0 amappl9 144 267 0 267 1 1 0 1 0 8 0 amappl8 136 114 0 112 1 0 1 1 0 8 0 amappl7 128 168 0 154 1 0 1 1 0 8 0 amappl6 120 170 0 168 1 0 1 1 0 8 0 amappl5 112 114 0 103 1 0 1 1 0 8 0 amappl4 104 336 0 314 1 0 1 1 0 8 0 amappl3 96 4821 0 4726 4 0 4 4 0 8 0 amappl2 88 642 0 578 2 0 2 2 0 8 0 amappl1 80 14287 0 13663 19 2 17 17 0 8 1 amappl 88 6868 0 6732 5 1 4 5 0 92 0 uvmvnodes 80 120 0 0 3 0 3 3 0 8 0 dma65536 65536 1 0 1 1 0 1 1 0 8 1 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 2 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 47 0 1 1 0 1 1 0 8 0 uaddrrnd 24 949 0 919 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 949 0 919 1 0 1 1 0 8 0 vmmpekpl 168 10328 0 10292 2 0 2 2 0 8 0 vmmpepl 168 71497 0 69674 110 2 108 108 0 357 12 vmsppl 488 948 0 919 5 0 5 5 0 8 0 rwobjpl 80 23017 0 21909 32 0 32 32 0 8 3 pdppl 4096 1905 0 1838 113 40 73 85 0 8 6 pvpl 32 18196 0 0 148 1 147 147 0 265 0 pmappl 256 948 0 919 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 300 0 52 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8394eff0) 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(ffffffff839a3ec0) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839a3ec0) at __mp_lock+0x199 sys/kern/kern_lock.c:173 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:584 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:153 __mp_lock(ffffffff839a3ec0) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839a3ec0) at __mp_lock+0x1a3 sys/kern/kern_lock.c:173 uvm_fault(fffffd806c89cb88,dda7cfc1000,0,1) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:650 upageflttrap(ffff80003c4a1af0,dda7cfc1000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80003c4a1af0) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x793e8c794490, count: 2 ddb{0}> trace x86_ipi_db(ffffffff8394eff0) 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(ffffffff839a3ec0) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839a3ec0) at __mp_lock+0x199 sys/kern/kern_lock.c:173 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:584 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:153 __mp_lock(ffffffff839a3ec0) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839a3ec0) at __mp_lock+0x1a3 sys/kern/kern_lock.c:173 uvm_fault(fffffd806c89cb88,dda7cfc1000,0,1) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:650 upageflttrap(ffff80003c4a1af0,dda7cfc1000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80003c4a1af0) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x793e8c794490, count: -13 ddb{0}> machine ddbcpu 1 Stopped at ffs2_balloc+0xa0d: movq 0(%rcx,%rax,8),%r14 ffs2_balloc(fffffd806c312278,3530a,48,fffffd80097fd410,1,ffff80002a37c0e8) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614 ffs_write(ffff80002a37c170) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345 VOP_WRITE(fffffd805f3d0b58,ffff80002a37c220,3,fffffd80097fd410) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 ktrwriteraw(ffff8000fffeefa8,fffffd805f3d0b58,fffffd80097fd410,ffff80002a37c2f0,ffff80002a37c2d0) at ktrwriteraw+0x1be sys/kern/kern_ktrace.c:691 ktrsysret(ffff8000fffeefa8,88,16,ffff80002a37c3c0) at ktrsysret+0x192 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff8000fffeefa8,88,16,ffff80002a37c3c0) at ktrsysret+0x192 sys/kern/kern_ktrace.c:209 syscall(ffff80002a37c470) at syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a37c470) at syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cef5366e870, count: 8 ddb{1}> trace ffs2_balloc(fffffd806c312278,3530a,48,fffffd80097fd410,1,ffff80002a37c0e8) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614 ffs_write(ffff80002a37c170) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345 VOP_WRITE(fffffd805f3d0b58,ffff80002a37c220,3,fffffd80097fd410) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 ktrwriteraw(ffff8000fffeefa8,fffffd805f3d0b58,fffffd80097fd410,ffff80002a37c2f0,ffff80002a37c2d0) at ktrwriteraw+0x1be sys/kern/kern_ktrace.c:691 ktrsysret(ffff8000fffeefa8,88,16,ffff80002a37c3c0) at ktrsysret+0x192 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff8000fffeefa8,88,16,ffff80002a37c3c0) at ktrsysret+0x192 sys/kern/kern_ktrace.c:209 syscall(ffff80002a37c470) at syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a37c470) at syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cef5366e870, count: -7