panpanic: 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 953 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *350276 9619 32767 0x8000010 0x4000000 1 syz-executor.0 105834 81330 32767 0x8000010 0 0 syz-executor.3 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82957cbc) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8290d0bc,ffffffff828a819e,3b9,ffffffff8292aa6a) at __assert+0x29 sys/kern/subr_prf.c:157 uvn_get(fffffd806dbee978,4c000,ffff800030945ce0,ffff800030945b5c,3,4,e96e86a048c4017e,4c000) at uvn_get+0x4ca sys/uvm/uvm_vnode.c:952 uvm_fault_lower_lookup(ffff800030945d60,ffff800030945d98,ffff800030945ce0) at uvm_fault_lower_lookup+0xf3 sys/uvm/uvm_fault.c:1128 uvm_fault_lower(ffff800030945d60,ffff800030945d98,ffff800030945ce0,0) at uvm_fault_lower+0x62 sys/uvm/uvm_fault.c:1227 uvm_fault(fffffd80639fc018,7d6cca02000,0,4) at uvm_fault+0x255 sys/uvm/uvm_fault.c:637 upageflttrap(ffff800030945ee0,7d6cca027b0) at upageflttrap+0x8e sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800030945ee0) at usertrap+0x22a sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7d910bf2670, 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 953 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82957cbc) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8290d0bc,ffffffff828a819e,3b9,ffffffff8292aa6a) at __assert+0x29 sys/kern/subr_prf.c:157 uvn_get(fffffd806dbee978,4c000,ffff800030945ce0,ffff800030945b5c,3,4,e96e86a048c4017e,4c000) at uvn_get+0x4ca sys/uvm/uvm_vnode.c:952 uvm_fault_lower_lookup(ffff800030945d60,ffff800030945d98,ffff800030945ce0) at uvm_fault_lower_lookup+0xf3 sys/uvm/uvm_fault.c:1128 uvm_fault_lower(ffff800030945d60,ffff800030945d98,ffff800030945ce0,0) at uvm_fault_lower+0x62 sys/uvm/uvm_fault.c:1227 uvm_fault(fffffd80639fc018,7d6cca02000,0,4) at uvm_fault+0x255 sys/uvm/uvm_fault.c:637 upageflttrap(ffff800030945ee0,7d6cca027b0) at upageflttrap+0x8e sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800030945ee0) at usertrap+0x22a sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7d910bf2670, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800030945980 rbx 0xffff800029cecd77 rdx 0xffff800000df6800 rcx 0xffff8000ffff67c8 rax 0xffff800029cebff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x644d5540e24f97b8 r11 0xf75d3fc84146349 r12 0xffff800029cecb78 r13 0 r14 0xffffffff82cdfb78 cpu_info_full_primary+0x2b78 r15 0x1 rip 0xffffffff814dc31c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800030945970 ss 0 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) tid=350276 pid=9619 tcnt=2 stat=onproc flags process=8000010 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff8000ffff6538,0xffff8000ffff6028 process=0xffff800033f9b9d0 user=0xffff800030940000, vmspace=0xfffffd80639fc018 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 16881 310676 19950 32767 2 0x8000010 syz-executor.4 16881 203476 19950 32767 3 0xc000090 fsleep syz-executor.4 17568 506503 77223 32767 2 0x8000010 syz-executor.6 17568 80978 77223 32767 3 0xc000090 ttyout syz-executor.6 17568 304978 77223 32767 2 0xc000010 syz-executor.6 10190 514349 18728 32767 2 0x8000010 syz-executor.1 10190 166043 18728 32767 3 0xc000090 fsleep syz-executor.1 9619 456127 11798 32767 2 0x8000010 syz-executor.0 * 9619 350276 11798 32767 7 0xc000010 syz-executor.0 45601 438601 54692 32767 3 0x8000090 nanoslp syz-executor.2 54692 199615 31119 0 3 0x8000082 wait syz-executor.2 63663 283458 52657 32767 2 0x8000010 syz-executor.7 18728 67923 71430 32767 3 0x8000090 nanoslp syz-executor.1 52657 28464 31119 0 3 0x8000082 wait syz-executor.7 71430 373964 31119 0 3 0x8000082 wait syz-executor.1 19950 419826 35910 32767 3 0x8000090 nanoslp syz-executor.4 35910 186387 31119 0 3 0x8000082 wait syz-executor.4 78034 22112 61803 32767 3 0x8000010 biowait syz-executor.5 61803 415247 31119 0 3 0x8000082 wait syz-executor.5 81330 105834 10296 32767 7 0x8000010 syz-executor.3 10296 452073 31119 0 3 0x8000082 wait syz-executor.3 77223 452779 21580 32767 3 0x8000090 nanoslp syz-executor.6 21580 159291 31119 0 3 0x8000082 wait syz-executor.6 11798 448918 18127 32767 3 0x8000090 nanoslp syz-executor.0 18127 444192 31119 0 3 0x8000082 wait syz-executor.0 9931 34671 0 0 3 0x14200 bored sosplice 31119 357830 97564 0 3 0x1a000082 thrsleep syz-fuzzer 31119 261630 97564 0 3 0x1e000082 nanoslp syz-fuzzer 31119 454743 97564 0 3 0x1e000082 thrsleep syz-fuzzer 31119 80381 97564 0 3 0x1e000082 thrsleep syz-fuzzer 31119 123362 97564 0 3 0x1e000082 wait syz-fuzzer 31119 244009 97564 0 3 0x1e000082 wait syz-fuzzer 31119 40798 97564 0 3 0x1e000082 thrsleep syz-fuzzer 31119 99907 97564 0 3 0x1e000082 wait syz-fuzzer 31119 277224 97564 0 3 0x1e000082 wait syz-fuzzer 31119 21007 97564 0 3 0x1e000082 kqread syz-fuzzer 31119 58659 97564 0 3 0x1e000082 thrsleep syz-fuzzer 31119 127833 97564 0 3 0x1e000082 wait syz-fuzzer 31119 41040 97564 0 3 0x1e000082 wait syz-fuzzer 31119 216186 97564 0 3 0x1e000082 wait syz-fuzzer 31119 292551 97564 0 3 0x1e000082 thrsleep syz-fuzzer 31119 106425 97564 0 3 0x1e000082 wait syz-fuzzer 97564 31405 20824 0 3 0x810008a sigsusp ksh 20824 73629 8364 0 3 0x1800009a kqread sshd 13950 217633 1 0 3 0x18100083 ttyin getty 8364 5838 1 0 3 0x18000088 kqread sshd 51696 153947 87515 73 3 0x19100090 kqread syslogd 87515 187686 1 0 3 0x18100082 sbwait syslogd 47507 34830 1 0 3 0x18100080 kqread resolvd 7928 374418 12259 77 3 0x18100092 kqread dhcpleased 24792 157491 12259 77 3 0x18100092 kqread dhcpleased 12259 1534 1 0 3 0x18000080 kqread dhcpleased 64148 64202 0 0 3 0x14200 bored smr 49762 325083 0 0 2 0x14200 zerothread 41839 278995 0 0 3 0x14200 aiodoned aiodoned 4513 275768 0 0 3 0x14200 syncer update 11462 363098 0 0 3 0x14200 cleaner cleaner 50709 403255 0 0 3 0x14200 reaper reaper 84659 470467 0 0 3 0x14200 pgdaemon pagedaemon 88366 472198 0 0 3 0x14200 bored viomb 16214 79766 0 0 3 0x40014200 acpi0 acpi0 9706 32020 0 0 3 0x40014200 idle1 99614 444063 0 0 3 0x14200 bored softnet3 54255 278950 0 0 3 0x14200 bored softnet2 36531 110062 0 0 3 0x14200 bored softnet1 85047 182349 0 0 3 0x14200 bored softnet0 4436 145868 0 0 3 0x14200 bored systqmp 12138 36843 0 0 3 0x14200 bored systq 85285 446591 0 0 3 0x14200 tmoslp softclockmp 82314 48763 0 0 3 0x40014200 tmoslp softclock 98827 71117 0 0 3 0x40014200 idle0 1 489035 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 63663 (syz-executor.7) thread 0xffff80002d6bc038 (283458) exclusive rrwlock inode r = 0 (0xfffffd8069093f78) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x1e4 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xe6 sys/ufs/ufs/ufs_vnops.c:1117 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3077 #10 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #10 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8069093808) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd3 sys/kern/vfs_lookup.c:418 #6 namei+0x56a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3062 #8 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #8 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 78034 (syz-executor.5) thread 0xffff80002d6bc558 (22112) exclusive rrwlock inode r = 0 (0xfffffd80678d6a38) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vget+0x1fd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x1373 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6f8 sys/kern/vfs_lookup.c:566 #11 namei+0x56a sys/kern/vfs_lookup.c:250 #12 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1855 #13 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #13 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8070be61b8) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd3 sys/kern/vfs_lookup.c:418 #6 namei+0x56a sys/kern/vfs_lookup.c:250 #7 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1855 #8 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #8 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 81330 (syz-executor.3) thread 0xffff80002cc9f4a8 (105834) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82e85ba8) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x491 sys/kern/sched_bsd.c:470 #3 sleep_finish+0x19a sys/kern/kern_synch.c:414 #4 biowait+0x91 sys/kern/vfs_bio.c:1254 #5 bwrite+0x1fe sys/kern/vfs_bio.c:766 #6 ffs_update+0x27f sys/ufs/ffs/ffs_inode.c:111 #7 ufs_mkdir+0x430 sys/ufs/ufs/ufs_vnops.c:1165 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3077 #10 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #10 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8070be65f8) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vget+0x1fd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ffs_inode_alloc+0x1e4 sys/ufs/ffs/ffs_alloc.c:393 #9 ufs_mkdir+0xe6 sys/ufs/ufs/ufs_vnops.c:1117 #10 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #11 domkdirat+0x125 sys/kern/vfs_syscalls.c:3077 #12 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #12 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80637ecb38) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd3 sys/kern/vfs_lookup.c:418 #6 namei+0x56a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3062 #8 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #8 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10188 6409K 6419K 166960K 11888 0 pcb 17 14K 16K 166960K 19 0 rtable 240 6K 7K 166960K 8449 0 pf 29 8K 8K 166960K 443 0 ifaddr 44 17K 18K 166960K 882 0 ifgroup 50 2K 2K 166960K 878 0 sysctl 4 1K 3K 166960K 12 0 counters 64 36K 36K 166960K 478 0 ioctlops 0 0K 2K 166960K 505 0 iov 0 0K 28K 166960K 1559 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1377 87K 87K 166960K 6321 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 13K 166960K 513 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 2690 0 dirhash 12 2K 3K 166960K 900 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 23 85K 125K 166960K 22889 0 sigio 0 0K 0K 166960K 522 0 proc 56 78K 115K 166960K 8452 0 subproc 104 6K 7K 166960K 2951 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 5267 0 in_multi 99 7K 7K 166960K 3415 0 ether_multi 1 0K 0K 166960K 155 0 mrt 1 0K 0K 166960K 11 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 145 652K 652K 166960K 145 0 exec 0 0K 1K 166960K 5357 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 301 77K 98K 166960K 196111 0 UVM aobj 131 4K 7K 166960K 146 0 pinsyscall 43 86K 111K 166960K 29573 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 1708 0 NDP 11 0K 2K 166960K 648 0 temp 74 6816K 6944K 166960K 77190 0 kqueue 12 18K 33K 166960K 3627 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 3170 0 3167 2 1 1 2 0 8 0 rtentry 112 2652 0 2539 4 0 4 4 0 8 0 unpcb 144 18390 0 18375 53 51 2 5 0 8 1 syncache 336 4 0 4 1 1 0 1 0 8 0 sackhl 24 10 0 10 9 9 0 1 0 8 0 tcpqe 32 111 0 111 9 9 0 1 0 8 0 tcpcb 808 9799 0 9792 86 84 2 8 0 8 1 arp 120 432 0 414 1 0 1 1 0 8 0 ipq 40 80 0 77 23 22 1 1 0 8 0 ipqe 40 773 0 770 23 22 1 1 0 8 0 inpcb 392 24036 0 24026 163 161 2 22 0 8 1 nd6 136 909 0 882 6 4 2 2 0 8 0 kcovpl 48 227 0 219 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 10681 0 10216 62 31 31 33 0 8 1 art_table 32 10682 0 10216 8 3 5 5 0 8 0 art_node 16 2651 0 2548 1 0 1 1 0 8 0 sysvmsgpl 40 37 0 14 1 0 1 1 0 8 0 semupl 112 4 0 4 1 1 0 1 0 8 0 semapl 112 2688 0 2678 1 0 1 1 0 8 0 shmpl 112 143 0 15 4 0 4 4 0 8 0 dirhash 1024 609 0 592 3 0 3 3 0 8 0 dino2pl 256 32342 0 30773 100 0 100 100 0 8 0 ffsino 272 32342 0 30773 106 0 106 106 0 8 0 nchpl 144 63509 0 61772 66 0 66 66 0 8 0 uvmvnodes 80 9081 0 0 186 0 186 186 0 8 0 vnodes 216 9081 0 0 505 0 505 505 0 8 0 namei 1024 224841 0 224839 13 12 1 2 0 8 0 percpumem 16 253 0 207 1 0 1 1 0 8 0 kstatmem 264 436 0 414 2 0 2 2 0 8 0 scxspl 216 277736 0 277735 105 101 4 8 1 8 3 plimitpl 152 5006 0 4982 3 1 2 2 0 8 0 sigapl 424 22738 0 22685 7 0 7 7 0 8 0 futexpl 64 304422 0 304420 23 22 1 1 0 8 0 knotepl 120 1812 0 0 21 3 18 18 0 8 0 kqueuepl 216 7363 0 7355 33 32 1 5 0 8 0 pipepl 320 4400 0 4371 39 36 3 6 0 8 0 fdescpl 496 22719 0 22685 12 7 5 6 0 8 0 filepl 152 140315 0 140069 79 66 13 18 0 8 0 lockfpl 104 5145 0 5143 1 0 1 1 0 8 0 lockfspl 48 1882 0 1880 1 0 1 1 0 8 0 sessionpl 144 230 0 214 1 0 1 1 0 8 0 pgrppl 48 549 0 533 1 0 1 1 0 8 0 ucredpl 104 29730 0 29712 1 0 1 1 0 8 0 zombiepl 144 22686 0 22685 1 0 1 1 0 8 0 processpl 1136 22738 0 22685 5 0 5 5 0 8 0 procpl 656 47924 0 47851 9 1 8 9 0 8 0 sosppl 168 560 0 560 46 46 0 1 0 8 0 sockpl 664 46194 0 46166 193 188 5 20 0 8 2 mcl64k 65536 6 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 15 0 0 2 0 2 2 0 8 0 mcl4k 4096 6 0 0 1 0 1 1 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 1329 0 0 42 16 26 38 0 8 1 mtagpl 96 4 0 0 1 0 1 1 0 8 0 mbufpl 256 2458 0 0 68 0 68 68 0 8 0 bufpl 280 42251 0 33170 650 1 649 649 0 8 0 anonpl 24 2871297 0 2864906 279 209 70 97 0 186 0 amapchunkpl 152 641055 0 640331 413 377 36 57 0 158 2 amappl16 200 79476 0 79350 409 394 15 33 0 8 0 amappl15 192 20 0 20 6 6 0 1 0 8 0 amappl14 184 824 0 813 2 1 1 2 0 8 0 amappl13 176 33 0 33 19 18 1 1 0 8 1 amappl12 168 26547 0 26511 3 1 2 3 0 8 0 amappl11 160 51 0 40 1 0 1 1 0 8 0 amappl10 152 343 0 333 2 1 1 1 0 8 0 amappl9 144 188 0 187 1 0 1 1 0 8 0 amappl8 136 964 0 915 2 0 2 2 0 8 0 amappl7 128 73 0 57 1 0 1 1 0 8 0 amappl6 120 3500 0 3480 2 1 1 2 0 8 0 amappl5 112 997 0 985 1 0 1 1 0 8 0 amappl4 104 2396 0 2354 3 1 2 3 0 8 0 amappl3 96 117214 0 117125 14 11 3 4 0 8 0 amappl2 88 23944 0 23865 4 2 2 4 0 8 0 amappl1 80 91574 0 91057 24 12 12 22 0 8 0 amappl 88 192047 0 191831 9 2 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 72 145 0 15 3 0 3 3 0 8 0 uaddrrnd 24 22719 0 22685 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 22719 0 22685 1 0 1 1 0 8 0 vmmpekpl 168 155694 0 155629 4 0 4 4 0 8 0 vmmpepl 168 1369446 0 1367352 471 365 106 127 0 357 1 vmsppl 440 22718 0 22685 5 0 5 5 0 8 0 rwobjpl 56 326888 0 316584 196 46 150 153 0 8 0 pdppl 4096 45445 0 45370 914 833 81 95 0 8 6 pvpl 32 48373 0 0 391 0 391 391 0 265 0 pmappl 248 22718 0 22685 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1404 0 979 13 0 13 13 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82cdeff0) 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(ffffffff82e859a0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82e859a0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff8000373c0c10,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d cnputc(6e) at cnputc+0x4f sys/dev/cons.c:218 db_putchar(6e) at db_putchar+0x3eb sys/ddb/db_output.c:155 kprintf() at kprintf+0x69a db_printf(ffffffff828f7c63) at db_printf+0x89 sys/kern/subr_prf.c:498 panic(ffffffff82893517) at panic+0xdb sys/kern/subr_prf.c:216 vop_generic_badop(ffff8000373c1038) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80701737e0,fffffd8052cd26b8) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628 end trace frame: 0xffff8000373c10d0, count: 0 ddb{0}> trace x86_ipi_db(ffffffff82cdeff0) 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(ffffffff82e859a0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82e859a0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff8000373c0c10,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d cnputc(6e) at cnputc+0x4f sys/dev/cons.c:218 db_putchar(6e) at db_putchar+0x3eb sys/ddb/db_output.c:155 kprintf() at kprintf+0x69a db_printf(ffffffff828f7c63) at db_printf+0x89 sys/kern/subr_prf.c:498 panic(ffffffff82893517) at panic+0xdb sys/kern/subr_prf.c:216 vop_generic_badop(ffff8000373c1038) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80701737e0,fffffd8052cd26b8) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628 bwrite(fffffd8052cd26b8) at bwrite+0x1d3 sys/kern/vfs_bio.c:757 VOP_BWRITE(fffffd8052cd26b8) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640 ufs_mkdir(ffff8000373c12b0) at ufs_mkdir+0x445 sys/ufs/ufs/ufs_vnops.c:1165 VOP_MKDIR(fffffd805cb700d8,ffff8000373c1410,ffff8000373c1440,ffff8000373c1340) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 domkdirat(ffff80002cc9f4a8,ffffff9c,71e44dd1da10,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3077 syscall(ffff8000373c15c0) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff8000373c15c0) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x71e44dd1da80, count: -21 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x1c: addq $0x8,%rsp db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82957cbc) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8290d0bc,ffffffff828a819e,3b9,ffffffff8292aa6a) at __assert+0x29 sys/kern/subr_prf.c:157 uvn_get(fffffd806dbee978,4c000,ffff800030945ce0,ffff800030945b5c,3,4,e96e86a048c4017e,4c000) at uvn_get+0x4ca sys/uvm/uvm_vnode.c:952 uvm_fault_lower_lookup(ffff800030945d60,ffff800030945d98,ffff800030945ce0) at uvm_fault_lower_lookup+0xf3 sys/uvm/uvm_fault.c:1128 uvm_fault_lower(ffff800030945d60,ffff800030945d98,ffff800030945ce0,0) at uvm_fault_lower+0x62 sys/uvm/uvm_fault.c:1227 uvm_fault(fffffd80639fc018,7d6cca02000,0,4) at uvm_fault+0x255 sys/uvm/uvm_fault.c:637 upageflttrap(ffff800030945ee0,7d6cca027b0) at upageflttrap+0x8e sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800030945ee0) at usertrap+0x22a sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7d910bf2670, count: 5 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82957cbc) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8290d0bc,ffffffff828a819e,3b9,ffffffff8292aa6a) at __assert+0x29 sys/kern/subr_prf.c:157 uvn_get(fffffd806dbee978,4c000,ffff800030945ce0,ffff800030945b5c,3,4,e96e86a048c4017e,4c000) at uvn_get+0x4ca sys/uvm/uvm_vnode.c:952 uvm_fault_lower_lookup(ffff800030945d60,ffff800030945d98,ffff800030945ce0) at uvm_fault_lower_lookup+0xf3 sys/uvm/uvm_fault.c:1128 uvm_fault_lower(ffff800030945d60,ffff800030945d98,ffff800030945ce0,0) at uvm_fault_lower+0x62 sys/uvm/uvm_fault.c:1227 uvm_fault(fffffd80639fc018,7d6cca02000,0,4) at uvm_fault+0x255 sys/uvm/uvm_fault.c:637 upageflttrap(ffff800030945ee0,7d6cca027b0) at upageflttrap+0x8e sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800030945ee0) at usertrap+0x22a sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7d910bf2670, count: -10