uvm_fault(fffffd80525f6018,50210618000,0,4) at uvm_fault+0x301 sys/uvm/uvm_fault.c:637 upageflttrap(ffff800038c6a740,50210618480) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800038c6a740) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x50428ad97a0, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu0: vop_generic_badop cpu1: kernel diagnostic assertion "((flags & PGO_LOCKED) != 0 && rw_lock_held(uobj->vmobjlock)) || (flags & PGO_LOCKED) == 0" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_vnode.c", line 955 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e2d4d) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff83094382,ffffffff8302dd9a,3bb,ffffffff830b0f8d) at __assert+0x29 uvn_get(fffffd807e315a68,108000,ffff800038c6a540,ffff800038c6a3bc,3,4,fdb1992d60a37452,108000) at uvn_get+0x69b sys/uvm/uvm_vnode.c:954 uvm_fault_lower_lookup(ffff800038c6a5c0,ffff800038c6a5f8,ffff800038c6a540) at uvm_fault_lower_lookup+0x10e sys/uvm/uvm_fault.c:1128 uvm_fault_lower(ffff800038c6a5c0,ffff800038c6a5f8,ffff800038c6a540,0) at uvm_fault_lower+0x74 sys/uvm/uvm_fault.c:1227 uvm_fault(fffffd80525f6018,50210618000,0,4) at uvm_fault+0x301 sys/uvm/uvm_fault.c:637 upageflttrap(ffff800038c6a740,50210618480) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800038c6a740) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x50428ad97a0, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800038c6a1e0 rbx 0xffff800029b7cd87 rdx 0 rcx 0xffff8000ffff4f50 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x1651eca8e4b76cae r11 0x9d3ddcc041b89f12 r12 0xffff800029b7cb88 r13 0 r14 0xffffffff83463b88 cpu_info_full_primary+0x2b88 r15 0x1 rip 0xffffffff811e0185 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800038c6a1d0 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=471685 pid=62824 tcnt=2 stat=onproc flags process=8000010 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff4020,0xffff8000ffff4a50 process=0xffff8000ffff16c0 user=0xffff800038c65000, vmspace=0xfffffd80525f6018 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 3665 77917 22838 0 2 0x8000040 syz-executor 62824 135724 52532 32767 2 0x8000010 syz-executor *62824 471685 52532 32767 7 0xc000010 syz-executor 37931 340260 19337 32767 7 0xc081010 syz-executor 37931 5530 19337 32767 3 0xc003010 suspend syz-executor 97787 78877 60273 32767 2 0x8000010 syz-executor 97787 306405 60273 32767 3 0xc000090 fsleep syz-executor 97787 235158 60273 32767 3 0xc000090 sbwait syz-executor 37313 310770 26292 32767 2 0x8000010 syz-executor 97091 88950 46206 32767 3 0x8000090 nanoslp syz-executor 97091 69334 46206 32767 3 0xc000090 fsleep syz-executor 97091 11328 46206 32767 3 0xc000090 fsleep syz-executor 73643 154470 83294 32767 2 0x8000010 syz-executor 73643 518230 83294 32767 3 0xc000090 fsleep syz-executor 73643 351869 83294 32767 3 0xc000090 fsleep syz-executor 73643 201602 83294 32767 3 0xc000090 fsleep syz-executor 52532 520215 58003 32767 3 0x8000090 nanoslp syz-executor 58003 475446 7650 0 3 0x8000082 wait syz-executor 60273 303612 46343 32767 3 0x8000090 nanoslp syz-executor 46343 262494 7650 0 3 0x8000082 wait syz-executor 22838 483071 83270 0 3 0x8000080 ppwait syz-executor 26292 445589 23333 32767 3 0x8000090 nanoslp syz-executor 93504 255873 23979 32767 2 0x8000010 syz-executor 46206 212556 42773 32767 3 0x8000090 nanoslp syz-executor 83294 311266 98145 32767 3 0x8000090 nanoslp syz-executor 19337 138317 3000 32767 3 0x8000090 nanoslp syz-executor 98145 320303 7650 0 3 0x8000082 wait syz-executor 23979 464198 7650 0 3 0x8000082 wait syz-executor 42773 5364 7650 0 3 0x8000082 wait syz-executor 83270 324167 7650 0 3 0x8000082 wait syz-executor 23333 78437 7650 0 3 0x8000082 wait syz-executor 3000 275537 7650 0 3 0x8000082 wait syz-executor 23197 74241 0 0 3 0x14200 bored sosplice 7650 221159 2475 0 3 0x8000082 kqread syz-executor 2475 256492 26020 0 3 0x810008a sigsusp ksh 26020 157224 46378 0 3 0x18000098 kqread sshd-session 46378 277126 3747 0 3 0x18000092 kqread sshd-session 88553 372834 1 0 3 0x18100083 ttyin getty 3747 126975 1 0 3 0x18000088 kqread sshd 76275 273017 51933 73 3 0x19100010 ffs_fsync syslogd 51933 369766 1 0 3 0x18100082 sbwait syslogd 32724 293215 1 0 3 0x18100080 kqread resolvd 62302 130720 98418 77 3 0x18100092 kqread dhcpleased 85305 380747 98418 77 3 0x18100092 kqread dhcpleased 98418 461128 1 0 3 0x18000080 kqread dhcpleased 81179 123315 0 0 3 0x14200 bored smr 19065 166453 0 0 2 0x14200 zerothread 88586 328972 0 0 3 0x14200 aiodoned aiodoned 73468 90483 0 0 3 0x14200 syncer update 601 423128 0 0 3 0x14200 cleaner cleaner 71538 242843 0 0 3 0x14200 reaper reaper 34901 214880 0 0 3 0x14200 pgdaemon pagedaemon 7778 338978 0 0 3 0x14200 bored viomb 40333 304719 0 0 3 0x40014200 acpi0 acpi0 93626 41208 0 0 3 0x40014200 idle1 26959 519412 0 0 3 0x14200 bored softnet3 12375 226923 0 0 3 0x14200 bored softnet2 79991 500107 0 0 3 0x14200 bored softnet1 38193 66262 0 0 3 0x14200 bored softnet0 81813 464797 0 0 3 0x14200 bored systqmp 71030 408877 0 0 3 0x14200 bored systq 57843 522409 0 0 3 0x14200 tmoslp softclockmp 90222 447618 0 0 3 0x40014200 tmoslp softclock 98540 80974 0 0 3 0x40014200 idle0 1 367658 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 62824 (syz-executor) thread 0xffff8000ffffd960 (135724) shared rwlock vmmaplk r = 0 (0xfffffd80525f6108) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 #2 uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 #3 uvm_fault+0x112 sys/uvm/uvm_fault.c:600 #4 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #5 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #6 recall_trap+0x8 Process 37931 (syz-executor) thread 0xffff8000ffffdbe8 (340260) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835431d8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #4 biowait+0xc1 sys/kern/vfs_bio.c:1254 #5 bwrite+0x2e2 sys/kern/vfs_bio.c:766 #6 ffs_update+0x34c sys/ufs/ffs/ffs_inode.c:111 #7 ufs_mkdir+0x55a sys/ufs/ufs/ufs_vnops.c:1160 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3100 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8050951b40) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #9 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #10 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #11 domkdirat+0x179 sys/kern/vfs_syscalls.c:3100 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80509510a0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3085 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 93504 (syz-executor) thread 0xffff8000ffff56e8 (255873) exclusive rrwlock inode r = 0 (0xfffffd80509513d0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e051708) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 76275 (syslogd) thread 0xffff8000ffffccb8 (273017) exclusive rrwlock inode r = 0 (0xfffffd806e305d60) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2927 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10185 10088K 10100K 166960K 11416 0 pcb 17 14K 16K 166960K 19 0 rtable 232 6K 7K 166960K 1949 0 pf 31 16K 16K 166960K 134 0 ifaddr 42 7K 7K 166960K 252 0 ifgroup 50 2K 2K 166960K 255 0 sysctl 3 0K 0K 166960K 4 0 counters 64 36K 36K 166960K 166 0 ioctlops 0 0K 2K 166960K 102 0 iov 1 2K 18K 166960K 173 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1442 91K 91K 166960K 2393 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 24 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 107 0 dirhash 15 2K 2K 166960K 27 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 25 93K 149K 166960K 1769 0 sigio 0 0K 0K 166960K 19 0 proc 56 78K 176K 166960K 1988 0 subproc 104 6K 11K 166960K 975 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 276 0 in_multi 99 7K 7K 166960K 696 0 ether_multi 1 0K 0K 166960K 7 0 mrt 1 0K 0K 166960K 1 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 1093 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 259 74K 123K 166960K 14543 0 UVM aobj 46 6K 6K 166960K 48 0 pinsyscall 46 92K 122K 166960K 4073 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 73 0 NDP 25 1K 2K 166960K 180 0 temp 75 6824K 6889K 166960K 18433 0 kqueue 13 20K 34K 166960K 185 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 332 0 329 4 3 1 3 0 8 0 rtentry 112 688 0 579 6 2 4 4 0 8 0 unpcb 144 1255 0 1237 13 12 1 6 0 8 0 syncache 336 6 0 6 3 3 0 1 0 8 0 tcpqe 32 2 0 2 1 1 0 1 0 8 0 tcpcb 808 649 0 645 22 18 4 15 0 8 3 arp 120 123 0 105 1 0 1 1 0 8 0 ipq 40 3 0 2 2 1 1 1 0 8 0 ipqe 40 7 0 6 2 1 1 1 0 8 0 inpcb 336 1852 0 1844 24 20 4 13 0 8 3 ip6q 72 5 0 4 1 0 1 1 0 8 0 ip6af 40 9 0 8 1 0 1 1 0 8 0 nd6 136 190 0 167 1 0 1 1 0 8 0 kcovpl 48 75 0 67 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2775 0 2320 42 13 29 30 0 8 0 art_table 32 2776 0 2320 4 0 4 4 0 8 0 art_node 16 687 0 588 1 0 1 1 0 8 0 sysvmsgpl 40 82 0 76 1 0 1 1 0 8 0 semapl 112 105 0 95 1 0 1 1 0 8 0 shmpl 112 45 0 2 2 0 2 2 0 8 0 dirhash 1024 27 0 8 3 0 3 3 0 8 0 dino2pl 256 2836 0 1190 103 0 103 103 0 8 0 ffsino 272 2836 0 1190 110 0 110 110 0 8 0 nchpl 144 4138 0 2348 67 0 67 67 0 8 0 uvmvnodes 80 3820 0 0 78 0 78 78 0 8 0 vnodes 216 3820 0 0 213 0 213 213 0 8 0 namei 1024 19482 0 19481 10 8 2 2 0 8 1 percpumem 16 97 0 51 1 0 1 1 0 8 0 kstatmem 264 124 0 102 2 0 2 2 0 8 0 scxspl 216 30949 0 30948 14 13 1 8 1 8 0 plimitpl 152 578 0 554 2 0 2 2 0 8 0 sigapl 424 1906 0 1850 11 3 8 8 0 8 0 futexpl 64 13029 0 13023 4 3 1 1 0 8 0 knotepl 120 401 0 0 10 0 10 10 0 8 0 kqueuepl 216 346 0 337 5 4 1 3 0 8 0 pipepl 320 421 0 393 7 3 4 5 0 8 0 fdescpl 496 1887 0 1850 11 4 7 7 0 8 0 filepl 152 10717 0 10473 28 14 14 18 0 8 1 lockfpl 104 295 0 293 1 0 1 1 0 8 0 lockfspl 48 85 0 83 1 0 1 1 0 8 0 sessionpl 144 72 0 56 1 0 1 1 0 8 0 pgrppl 48 162 0 138 1 0 1 1 0 8 0 ucredpl 104 1530 0 1512 1 0 1 1 0 8 0 zombiepl 144 1851 0 1850 1 0 1 1 0 8 0 processpl 1160 1906 0 1850 8 2 6 6 0 8 1 procpl 648 3340 0 3274 8 1 7 7 0 8 1 srpgc 96 4 0 4 2 2 0 1 0 8 0 sosppl 168 17 0 17 3 2 1 1 0 8 1 sockpl 664 3460 0 3431 41 35 6 20 0 8 3 mcl64k 65536 8 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 233 0 0 30 1 29 30 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 478 0 0 29 0 29 29 0 8 0 bufpl 280 7244 0 1072 441 0 441 441 0 8 0 anonpl 24 336389 0 330912 119 49 70 92 0 185 22 amapchunkpl 152 46784 0 46138 63 25 38 49 0 158 11 amappl16 200 7507 0 7452 69 54 15 26 0 8 8 amappl15 192 11 0 11 3 3 0 1 0 8 0 amappl14 184 212 0 202 1 0 1 1 0 8 0 amappl13 176 24 0 24 3 3 0 1 0 8 0 amappl12 168 3312 0 3277 3 0 3 3 0 8 1 amappl11 160 49 0 39 1 0 1 1 0 8 0 amappl10 152 35 0 35 1 1 0 1 0 8 0 amappl9 144 145 0 145 1 1 0 1 0 8 0 amappl8 136 20 0 18 1 0 1 1 0 8 0 amappl7 128 195 0 183 1 0 1 1 0 8 0 amappl6 120 670 0 669 1 0 1 1 0 8 0 amappl5 112 327 0 318 1 0 1 1 0 8 0 amappl4 104 426 0 410 1 0 1 1 0 8 0 amappl3 96 8964 0 8836 4 0 4 4 0 8 0 amappl2 88 1289 0 1233 2 0 2 2 0 8 0 amappl1 80 15287 0 14728 15 1 14 14 0 8 0 amappl 88 13800 0 13596 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 47 0 2 1 0 1 1 0 8 0 uaddrrnd 24 1887 0 1850 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1887 0 1850 1 0 1 1 0 8 0 vmmpekpl 168 17222 0 17172 6 2 4 5 0 8 1 vmmpepl 168 124393 0 122331 131 29 102 108 0 357 6 vmsppl 440 1886 0 1850 8 2 6 6 0 8 0 rwobjpl 56 41083 0 36308 80 8 72 72 0 8 1 pdppl 4096 3781 0 3700 278 183 95 109 0 8 14 pvpl 32 46388 0 0 375 1 374 374 0 265 0 pmappl 248 1886 0 1850 6 2 4 4 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 662 0 248 13 0 13 13 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83462ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 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(ffffffff83542fd0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83542fd0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002a0b0310,ffff80000006bc00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d cnputc(5f) at cnputc+0x61 sys/dev/cons.c:218 db_putchar(5f) at db_putchar+0x65c sys/ddb/db_output.c:155 kprintf() at kprintf+0x2aba sys/kern/subr_prf.c:1065 db_printf(ffffffff830824b2) at db_printf+0x9b panic(ffffffff83019fd5) at panic+0x103 sys/kern/subr_prf.c:216 vop_generic_badop(ffff80002a0b0738) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80781ed6e0,fffffd80602f8690) at VOP_STRATEGY+0xcc sys/kern/vfs_vops.c:634 end trace frame: 0xffff80002a0b07d0, count: 0 ddb{0}> trace x86_ipi_db(ffffffff83462ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 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(ffffffff83542fd0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83542fd0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002a0b0310,ffff80000006bc00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d cnputc(5f) at cnputc+0x61 sys/dev/cons.c:218 db_putchar(5f) at db_putchar+0x65c sys/ddb/db_output.c:155 kprintf() at kprintf+0x2aba sys/kern/subr_prf.c:1065 db_printf(ffffffff830824b2) at db_printf+0x9b panic(ffffffff83019fd5) at panic+0x103 sys/kern/subr_prf.c:216 vop_generic_badop(ffff80002a0b0738) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80781ed6e0,fffffd80602f8690) at VOP_STRATEGY+0xcc sys/kern/vfs_vops.c:634 bwrite(fffffd80602f8690) at bwrite+0x293 sys/kern/vfs_bio.c:757 VOP_BWRITE(fffffd80602f8690) at VOP_BWRITE+0x60 sys/kern/vfs_vops.c:646 ufs_mkdir(ffff80002a0b09b0) at ufs_mkdir+0x581 sys/ufs/ufs/ufs_vnops.c:1160 VOP_MKDIR(fffffd805ec08d98,ffff80002a0b0b10,ffff80002a0b0b40,ffff80002a0b0a40) at VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 domkdirat(ffff8000ffffdbe8,3,20000600,0) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3100 syscall(ffff80002a0b0cc0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0b0cc0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x120b1325470, count: -21 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:437 panic(ffffffff830e2d4d) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff83094382,ffffffff8302dd9a,3bb,ffffffff830b0f8d) at __assert+0x29 uvn_get(fffffd807e315a68,108000,ffff800038c6a540,ffff800038c6a3bc,3,4,fdb1992d60a37452,108000) at uvn_get+0x69b sys/uvm/uvm_vnode.c:954 uvm_fault_lower_lookup(ffff800038c6a5c0,ffff800038c6a5f8,ffff800038c6a540) at uvm_fault_lower_lookup+0x10e sys/uvm/uvm_fault.c:1128 uvm_fault_lower(ffff800038c6a5c0,ffff800038c6a5f8,ffff800038c6a540,0) at uvm_fault_lower+0x74 sys/uvm/uvm_fault.c:1227 uvm_fault(fffffd80525f6018,50210618000,0,4) at uvm_fault+0x301 sys/uvm/uvm_fault.c:637 upageflttrap(ffff800038c6a740,50210618480) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800038c6a740) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x50428ad97a0, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e2d4d) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff83094382,ffffffff8302dd9a,3bb,ffffffff830b0f8d) at __assert+0x29 uvn_get(fffffd807e315a68,108000,ffff800038c6a540,ffff800038c6a3bc,3,4,fdb1992d60a37452,108000) at uvn_get+0x69b sys/uvm/uvm_vnode.c:954 uvm_fault_lower_lookup(ffff800038c6a5c0,ffff800038c6a5f8,ffff800038c6a540) at uvm_fault_lower_lookup+0x10e sys/uvm/uvm_fault.c:1128 uvm_fault_lower(ffff800038c6a5c0,ffff800038c6a5f8,ffff800038c6a540,0) at uvm_fault_lower+0x74 sys/uvm/uvm_fault.c:1227 uvm_fault(fffffd80525f6018,50210618000,0,4) at uvm_fault+0x301 sys/uvm/uvm_fault.c:637 upageflttrap(ffff800038c6a740,50210618480) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800038c6a740) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x50428ad97a0, count: -10