panic: vpop_agneicn:er ikce_rbnadeol pd iaStopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *277724 2307 32767 0x10 0x4000000 1 syz-executor.3 373080 2307 32767 0x10 0x4000000 0 syz-executor.3 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82597a24) at panic+0x177 sys/kern/subr_prf.c:198 vop_generic_badop(ffff80002740f398) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd807bcd4048,fffffd80652d2160) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 bwrite(fffffd80652d2160) at bwrite+0x1f0 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd80652d2160) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002740f630) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236 VOP_MKDIR(fffffd80699236c8,ffff80002740f790,ffff80002740f7c0,ffff80002740f6c0) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 domkdirat(ffff80002b05f500,ffffff9c,200002c0,143) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 syscall(ffff80002740f940) at syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002740f940) at syscall+0x435 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa1632c45520, count: 4 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: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_fork.c", line 676 *cpu1: vop_generic_badop ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82597a24) at panic+0x177 sys/kern/subr_prf.c:198 vop_generic_badop(ffff80002740f398) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd807bcd4048,fffffd80652d2160) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 bwrite(fffffd80652d2160) at bwrite+0x1f0 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd80652d2160) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002740f630) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236 VOP_MKDIR(fffffd80699236c8,ffff80002740f790,ffff80002740f7c0,ffff80002740f6c0) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 domkdirat(ffff80002b05f500,ffffff9c,200002c0,143) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 syscall(ffff80002740f940) at syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002740f940) at syscall+0x435 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa1632c45520, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002740f2c0 rbx 0xffff800020dd9b8f rdx 0 rcx 0 rax 0xffff80002b05f500 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf6587004b7858752 r11 0x131c616e862f28c9 r12 0xffff800020dd9990 r13 0 r14 0 r15 0x1 rip 0xffffffff8230ace8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002740f2b0 ss 0 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.3) pid=277724 stat=onproc flags process=10 proc=4000000 pri=17, usrpri=82, nice=20 forw=0xffffffffffffffff, list=0xffff800026bf3270,0xffff80002b05f7b0 process=0xffff800021298c88 user=0xffff80002740a000, vmspace=0xfffffd807c31fa20 estcpu=32, cpticks=0, pctcpu=0.1 user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 10466 66653 33772 32767 3 0x90 nanoslp syz-executor.2 10466 85519 33772 32767 2 0x4000010 syz-executor.2 10466 384860 33772 32767 3 0x4000090 fsleep syz-executor.2 10466 118435 33772 32767 3 0x4000090 fsleep syz-executor.2 86049 422172 82487 32767 2 0x10 syz-executor.7 86049 3075 82487 32767 2 0x4000010 syz-executor.7 86049 238761 82487 32767 3 0x4000090 fsleep syz-executor.7 86049 56353 82487 32767 2 0x4000010 syz-executor.7 2307 398786 35582 32767 2 0x10 syz-executor.3 * 2307 277724 35582 32767 7 0x4000010 syz-executor.3 2307 505749 35582 32767 3 0x4000010 inode syz-executor.3 2307 500414 35582 32767 2 0x4000010 syz-executor.3 2307 100325 35582 32767 2 0x4000010 syz-executor.3 2307 97574 35582 32767 2 0x4000010 syz-executor.3 2307 373080 35582 32767 7 0x4000010 syz-executor.3 2307 112792 35582 32767 2 0x4000010 syz-executor.3 2307 122911 35582 32767 2 0x4000010 syz-executor.3 2307 130388 35582 32767 2 0x4000010 syz-executor.3 2307 72502 35582 32767 2 0x4000010 syz-executor.3 2307 142780 35582 32767 2 0x4000010 syz-executor.3 2307 177492 35582 32767 2 0x4000010 syz-executor.3 92155 267027 15496 32767 3 0x90 nanoslp syz-executor.4 15496 162291 31571 0 3 0x82 wait syz-executor.4 68433 335452 49053 32767 2 0x10 syz-executor.1 49053 217474 31571 0 3 0x82 wait syz-executor.1 82487 305783 60075 32767 3 0x90 nanoslp syz-executor.7 60075 332515 31571 0 3 0x82 wait syz-executor.7 17481 243765 0 0 3 0x14200 bored sosplice 27541 271069 84791 32767 3 0x90 nanoslp syz-executor.6 84791 120104 31571 0 3 0x82 wait syz-executor.6 38598 256670 74695 32767 2 0x10 syz-executor.5 74695 415005 31571 0 3 0x82 wait syz-executor.5 35582 509411 21524 32767 3 0x90 nanoslp syz-executor.3 33772 521670 73971 32767 3 0x90 nanoslp syz-executor.2 21524 469944 31571 0 3 0x82 wait syz-executor.3 73971 356599 31571 0 3 0x82 wait syz-executor.2 7722 403804 53357 32767 2 0x10 syz-executor.0 53357 35201 31571 0 3 0x82 wait syz-executor.0 31571 93159 62753 0 3 0x82 wait syz-fuzzer 31571 505395 62753 0 3 0x4000082 nanoslp syz-fuzzer 31571 417249 62753 0 3 0x4000082 thrsleep syz-fuzzer 31571 390190 62753 0 3 0x4000082 wait syz-fuzzer 31571 125804 62753 0 3 0x4000082 wait syz-fuzzer 31571 162102 62753 0 3 0x4000082 wait syz-fuzzer 31571 172249 62753 0 3 0x4000082 thrsleep syz-fuzzer 31571 85390 62753 0 3 0x4000082 thrsleep syz-fuzzer 31571 76833 62753 0 3 0x4000082 thrsleep syz-fuzzer 31571 501225 62753 0 3 0x4000082 wait syz-fuzzer 31571 154734 62753 0 3 0x4000082 wait syz-fuzzer 31571 23127 62753 0 3 0x4000082 kqread syz-fuzzer 31571 99952 62753 0 3 0x4000082 thrsleep syz-fuzzer 31571 20086 62753 0 3 0x4000082 wait syz-fuzzer 31571 289223 62753 0 3 0x4000082 wait syz-fuzzer 31571 424906 62753 0 3 0x4000082 thrsleep syz-fuzzer 62753 387796 59819 0 3 0x10008a sigsusp ksh 59819 109396 96419 0 3 0x9a kqread sshd 19909 429773 1 0 3 0x100083 ttyin getty 96419 175048 1 0 3 0x88 kqread sshd 5940 199285 65450 73 3 0x1100090 kqread syslogd 65450 478346 1 0 3 0x100082 netio syslogd 99230 24172 1 0 3 0x100080 kqread resolvd 12620 160189 2445 77 3 0x100092 kqread dhcpleased 88364 138001 2445 77 3 0x100092 kqread dhcpleased 2445 799 1 0 3 0x80 kqread dhcpleased 63754 522779 0 0 3 0x14200 bored smr 55789 490292 0 0 2 0x14200 zerothread 74294 447011 0 0 3 0x14200 aiodoned aiodoned 93184 331759 0 0 3 0x14200 syncer update 61777 502455 0 0 3 0x14200 cleaner cleaner 25939 225840 0 0 3 0x14200 reaper reaper 25173 328978 0 0 3 0x14200 pgdaemon pagedaemon 84355 163598 0 0 3 0x14200 bored viomb 82268 319367 0 0 3 0x40014200 acpi0 acpi0 59705 69610 0 0 3 0x40014200 idle1 77419 388781 0 0 3 0x14200 bored softnet 78468 95057 0 0 3 0x14200 bored softnet 22084 436090 0 0 3 0x14200 bored softnet 93968 84847 0 0 3 0x14200 bored softnet 28201 396521 0 0 3 0x14200 bored systqmp 64471 396143 0 0 3 0x14200 bored systq 41115 187603 0 0 3 0x40014200 bored softclock 96220 462206 0 0 3 0x40014200 idle0 1 5171 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 10466 (syz-executor.2) thread 0xffff80002b05ea80 (85519) exclusive rwlock vmmaplk r = 0 (0xfffffd807c31f308) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 vm_map_lock_ln+0xda sys/uvm/uvm_map.c:5209 #3 uvmfault_lookup+0xb9 sys/uvm/uvm_fault.c:1766 #4 uvm_fault_check+0x660 uvmfault_amapcopy sys/uvm/uvm_fault.c:236 [inline] #4 uvm_fault_check+0x660 sys/uvm/uvm_fault.c:711 #5 uvm_fault+0xf2 sys/uvm/uvm_fault.c:601 #6 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #7 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #8 recall_trap+0x8 Process 2307 (syz-executor.3) thread 0xffff80002b05f500 (277724) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82a81760) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3bb sys/kern/sched_bsd.c:415 #3 sleep_finish+0x180 sys/kern/kern_synch.c:417 #4 tsleep+0x12c sys/kern/kern_synch.c:155 #5 biowait+0x91 sys/kern/vfs_bio.c:1268 #6 bwrite+0x21b sys/kern/vfs_bio.c:769 #7 ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113 #8 ufs_mkdir+0x662 sys/ufs/ufs/ufs_vnops.c:1220 #9 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 #10 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 #11 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #11 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80670294e0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x1fc 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:1324 #8 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #9 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1150 #10 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 #11 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 #12 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #12 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80670292c0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:412 #6 namei+0x36a sys/kern/vfs_lookup.c:244 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097 #8 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #8 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 7722 (syz-executor.0) thread 0xffff8000ffff5a40 (403804) exclusive rrwlock inode r = 0 (0xfffffd80670291b0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1353 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1150 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 #10 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #10 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c9c11b8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:412 #6 namei+0x36a sys/kern/vfs_lookup.c:244 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097 #8 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #8 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10219 6413K 6420K 78643K 11335 0 pcb 13 12K 14K 78643K 17 0 rtable 240 6K 7K 78643K 1274 0 ifaddr 82 17K 17K 78643K 142 0 sysctl 3 1K 1K 78643K 3 0 counters 56 35K 35K 78643K 72 0 ioctlops 0 0K 2K 78643K 149 0 iov 0 0K 32K 78643K 1917 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1271 79K 79K 78643K 2462 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 97 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 3809 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 21 77K 121K 78643K 7826 0 sigio 0 0K 0K 78643K 132 0 proc 59 91K 103K 78643K 1066 0 subproc 104 6K 6K 78643K 208 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 612 0 in_multi 99 6K 7K 78643K 283 0 ether_multi 1 0K 0K 78643K 33 0 mrt 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 259 1155K 1155K 78643K 259 0 exec 0 0K 2K 78643K 2248 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 325 92K 680K 78643K 49823 0 UVM aobj 131 8K 8K 78643K 140 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 188 0 NDP 11 0K 2K 78643K 51 0 temp 124 4734K 4862K 78643K 21574 0 kqueue 12 18K 27K 78643K 729 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> 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 120 604 0 601 8 7 1 3 0 8 0 rtentry 112 207 0 94 4 0 4 4 0 8 0 unpcb 144 7864 0 7851 80 74 6 11 0 8 5 syncache 296 70 0 70 17 17 0 1 0 8 0 tcpqe 32 134 0 134 10 10 0 1 0 8 0 tcpcb 768 3247 0 3243 124 116 8 15 0 8 7 arp 120 35 0 16 1 0 1 1 0 8 0 ipq 40 5 0 5 3 3 0 1 0 8 0 ipqe 40 49 0 49 3 3 0 1 0 8 0 inpcb 368 6478 0 6468 119 110 9 13 0 8 8 nd6 48 55 0 29 1 0 1 1 0 8 0 kcovpl 48 16 0 8 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 823 0 362 29 0 29 29 0 8 0 art_table 32 824 0 362 4 0 4 4 0 8 0 art_node 16 206 0 103 1 0 1 1 0 8 0 sysvmsgpl 40 16 0 10 1 0 1 1 0 8 0 semupl 112 66 0 66 1 1 0 1 0 8 0 semapl 112 3807 0 3797 1 0 1 1 0 8 0 shmpl 112 137 0 9 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 11480 0 10023 92 0 92 92 0 8 0 ffsino 272 11480 0 10023 98 0 98 98 0 8 0 nchpl 144 25316 0 23677 63 0 63 63 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 93093 0 93089 5 4 1 2 0 8 0 percpumem 16 48 0 8 1 0 1 1 0 8 0 kstatmem 264 38 0 16 2 0 2 2 0 8 0 scxspl 216 71000 0 71000 28 27 1 8 0 8 1 plimitpl 152 1826 0 1802 16 14 2 2 0 8 0 sigapl 424 8094 0 8042 7 0 7 7 0 8 0 futexpl 64 75437 0 75434 6 5 1 1 0 8 0 knotepl 120 766 0 0 11 1 10 10 0 8 0 kqueuepl 216 2136 0 2128 42 41 1 7 0 8 0 pipepl 320 1854 0 1826 50 42 8 8 0 8 5 fdescpl 496 8076 0 8044 7 2 5 6 0 8 0 filepl 152 71428 0 71187 121 103 18 22 0 8 8 lockfpl 104 1085 0 1083 1 0 1 1 0 8 0 lockfspl 48 339 0 337 1 0 1 1 0 8 0 sessionpl 144 31 0 15 1 0 1 1 0 8 0 pgrppl 48 121 0 105 1 0 1 1 0 8 0 ucredpl 104 9268 0 9250 1 0 1 1 0 8 0 zombiepl 144 8044 0 8042 1 0 1 1 0 8 0 processpl 1064 8094 0 8042 5 1 4 5 0 8 0 procpl 672 24242 0 24157 28 19 9 9 0 8 1 sosppl 168 89 0 89 15 14 1 1 0 8 1 sockpl 488 15016 0 14991 346 333 13 45 0 8 8 mcl64k 65536 26 0 0 3 0 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 33 0 0 2 0 2 2 0 8 0 mcl9k 9216 10 0 0 1 0 1 1 0 8 0 mcl8k 8192 34 0 0 5 2 3 3 0 8 0 mcl4k 4096 25 0 0 4 1 3 3 0 8 0 mcl2k2 2112 9 0 0 1 0 1 1 0 8 0 mcl2k 2048 423 0 0 40 2 38 40 0 8 0 mtagpl 96 7 0 0 1 0 1 1 0 8 0 mbufpl 256 4619 0 0 285 0 285 285 0 8 0 bufpl 288 16904 0 10574 453 0 453 453 0 8 0 anonpl 24 1716847 0 1703828 139 34 105 111 0 186 0 amapchunkpl 152 229841 0 229163 912 883 29 679 0 158 0 amappl16 200 27859 0 27478 130 102 28 34 0 8 5 amappl15 192 1232 0 1223 1 0 1 1 0 8 0 amappl14 184 2186 0 2176 1 0 1 1 0 8 0 amappl13 176 1587 0 1582 1 0 1 1 0 8 0 amappl12 168 384 0 382 2 1 1 1 0 8 0 amappl11 160 999 0 987 1 0 1 1 0 8 0 amappl10 152 1436 0 1430 1 0 1 1 0 8 0 amappl9 144 629 0 620 1 0 1 1 0 8 0 amappl8 136 1956 0 1843 4 0 4 4 0 8 0 amappl7 128 1185 0 1162 1 0 1 1 0 8 0 amappl6 120 418 0 398 2 1 1 2 0 8 0 amappl5 112 7059 0 7041 1 0 1 1 0 8 0 amappl4 104 2993 0 2964 2 1 1 2 0 8 0 amappl3 96 26267 0 26209 2 0 2 2 0 8 0 amappl2 88 10464 0 10389 3 1 2 3 0 8 0 amappl1 80 196854 0 196107 23 5 18 21 0 8 0 amappl 88 48836 0 48650 5 0 5 5 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 72 139 0 9 3 0 3 3 0 8 0 uaddrrnd 24 8077 0 8045 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 8077 0 8045 1 0 1 1 0 8 0 vmmpekpl 168 67507 0 67439 4 0 4 4 0 8 0 vmmpepl 168 802843 0 800115 264 119 145 148 0 357 10 vmsppl 368 8076 0 8045 4 0 4 4 0 8 0 rwobjpl 56 211015 0 203445 119 9 110 111 0 8 0 pdppl 4096 16161 0 16090 308 227 81 93 0 8 10 pvpl 32 3360524 0 3341847 302 112 190 253 0 265 0 pmappl 248 8076 0 8045 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1455 0 348 32 0 32 32 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff829dbff0) at x86_ipi_db+0x1a 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+0x23 x86_bus_space_io_write_1(3f8,0,61) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:771 comcnputc(800,61) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline] comcnputc(800,61) at comcnputc+0x128 sys/dev/ic/com.c:1263 cnputc(61) at cnputc+0x4b sys/dev/cons.c:218 db_putchar(61) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1064 db_printf(ffffffff8261c8d3) at db_printf+0x85 sys/kern/subr_prf.c:498 panic(ffffffff825a290e) at panic+0xd7 sys/kern/subr_prf.c:216 __assert(ffffffff8261a0a2,ffffffff825e33ac,2a4,ffffffff825d908a) at __assert+0x25 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x131 end trace frame: 0x0, count: 3 ddb{0}> trace x86_ipi_db(ffffffff829dbff0) at x86_ipi_db+0x1a 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+0x23 x86_bus_space_io_write_1(3f8,0,61) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:771 comcnputc(800,61) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline] comcnputc(800,61) at comcnputc+0x128 sys/dev/ic/com.c:1263 cnputc(61) at cnputc+0x4b sys/dev/cons.c:218 db_putchar(61) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1064 db_printf(ffffffff8261c8d3) at db_printf+0x85 sys/kern/subr_prf.c:498 panic(ffffffff825a290e) at panic+0xd7 sys/kern/subr_prf.c:216 __assert(ffffffff8261a0a2,ffffffff825e33ac,2a4,ffffffff825d908a) at __assert+0x25 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x131 end trace frame: 0x0, count: -12 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x18: addq $0x8,%rsp db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82597a24) at panic+0x177 sys/kern/subr_prf.c:198 vop_generic_badop(ffff80002740f398) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd807bcd4048,fffffd80652d2160) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 bwrite(fffffd80652d2160) at bwrite+0x1f0 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd80652d2160) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002740f630) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236 VOP_MKDIR(fffffd80699236c8,ffff80002740f790,ffff80002740f7c0,ffff80002740f6c0) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 domkdirat(ffff80002b05f500,ffffff9c,200002c0,143) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 syscall(ffff80002740f940) at syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002740f940) at syscall+0x435 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa1632c45520, count: 4 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82597a24) at panic+0x177 sys/kern/subr_prf.c:198 vop_generic_badop(ffff80002740f398) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd807bcd4048,fffffd80652d2160) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 bwrite(fffffd80652d2160) at bwrite+0x1f0 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd80652d2160) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002740f630) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236 VOP_MKDIR(fffffd80699236c8,ffff80002740f790,ffff80002740f7c0,ffff80002740f6c0) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 domkdirat(ffff80002b05f500,ffffff9c,200002c0,143) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 syscall(ffff80002740f940) at syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff80002740f940) at syscall+0x435 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa1632c45520, count: -11