panicpanic: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_fork.c", line 674 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *117997 85593 32767 0x10 0x4000000 1 syz-executor.5 154042 46450 32767 0x10 0 0 syz-executor.7 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8274c9bf) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cb2dd,ffffffff82789f75,2a2,ffffffff827822c6) at __assert+0x25 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x131 end trace frame: 0x0, count: 11 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 "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_fork.c", line 674 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8274c9bf) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cb2dd,ffffffff82789f75,2a2,ffffffff827822c6) at __assert+0x25 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x131 end trace frame: 0x0, count: -4 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002afdf9e0 rbx 0xffff800020d69b8f rdx 0 rcx 0 rax 0xffff800021243b58 r8 0x101010101010101 r9 0x8080808080808080 r10 0x27e5575b90b8108a r11 0xcff395aa6b7f0401 r12 0xffff800020d69990 r13 0 r14 0xffffffff82bc2990 cpu_info_full_primary+0x2990 r15 0x1 rip 0xffffffff818c3858 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002afdf9d0 ss 0 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.5) pid=117997 stat=onproc flags process=10 proc=4000000 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff80002122a848,0xffffffff82caafb0 process=0xffff8000235090d8 user=0xffff80002afda000, vmspace=0xfffffd805b305a50 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 85593 69619 74742 32767 2 0x10 syz-executor.5 85593 433955 74742 32767 3 0x4000090 piperd syz-executor.5 *85593 117997 74742 32767 7 0x4000010 syz-executor.5 77094 191205 28800 32767 3 0x90 nanoslp syz-executor.4 77094 281846 28800 32767 3 0x4000090 netio syz-executor.4 77094 402143 28800 32767 3 0x4000090 fsleep syz-executor.4 28800 427417 15033 32767 3 0x90 nanoslp syz-executor.4 15033 291687 78016 0 3 0x82 wait syz-executor.4 30070 340822 79468 32767 3 0x10 biowait syz-executor.6 79468 351511 78016 0 3 0x82 wait syz-executor.6 79800 363629 26914 32767 2 0x10 syz-executor.0 26914 86963 78016 0 3 0x82 wait syz-executor.0 47279 206907 55018 32767 3 0x10 biowait syz-executor.1 55018 427741 78016 0 3 0x82 wait syz-executor.1 79560 361731 50487 32767 3 0x90 nanoslp syz-executor.3 50487 446192 78016 0 3 0x82 wait syz-executor.3 74742 330726 29882 32767 3 0x90 nanoslp syz-executor.5 29882 49093 78016 0 3 0x82 wait syz-executor.5 10476 306987 0 0 3 0x14200 bored sosplice 46450 154042 95707 32767 7 0x10 syz-executor.7 37337 150997 88064 32767 2 0x10 syz-executor.2 95707 280525 78016 0 3 0x82 wait syz-executor.7 88064 145231 78016 0 3 0x82 wait syz-executor.2 78016 296063 86893 0 3 0x82 wait syz-fuzzer 78016 137208 86893 0 3 0x4000082 nanoslp syz-fuzzer 78016 504506 86893 0 3 0x4000082 thrsleep syz-fuzzer 78016 439764 86893 0 3 0x4000082 thrsleep syz-fuzzer 78016 130247 86893 0 3 0x4000082 wait syz-fuzzer 78016 482458 86893 0 3 0x4000082 wait syz-fuzzer 78016 420037 86893 0 3 0x4000082 kqread syz-fuzzer 78016 123567 86893 0 3 0x4000082 thrsleep syz-fuzzer 78016 31060 86893 0 3 0x4000082 thrsleep syz-fuzzer 78016 94011 86893 0 3 0x4000082 wait syz-fuzzer 78016 128313 86893 0 3 0x4000082 thrsleep syz-fuzzer 78016 121496 86893 0 3 0x4000082 wait syz-fuzzer 78016 145259 86893 0 3 0x4000082 wait syz-fuzzer 78016 443366 86893 0 3 0x4000082 thrsleep syz-fuzzer 78016 12829 86893 0 3 0x4000082 wait syz-fuzzer 78016 109451 86893 0 3 0x4000082 wait syz-fuzzer 86893 335442 19942 0 3 0x10008a sigsusp ksh 19942 276939 83552 0 3 0x9a kqread sshd 52201 46733 1 0 3 0x100083 ttyin getty 83552 269467 1 0 3 0x88 kqread sshd 58252 442196 6433 73 3 0x1100090 kqread syslogd 6433 293399 1 0 3 0x100082 netio syslogd 80576 158115 1 0 3 0x100080 kqread resolvd 96334 336916 58303 77 3 0x100092 kqread dhcpleased 30454 170862 58303 77 3 0x100092 kqread dhcpleased 58303 88352 1 0 3 0x80 kqread dhcpleased 36936 514225 0 0 3 0x14200 bored smr 4366 6751 0 0 2 0x14200 zerothread 10095 457744 0 0 3 0x14200 aiodoned aiodoned 36390 501674 0 0 3 0x14200 syncer update 76819 377437 0 0 3 0x14200 cleaner cleaner 58537 414086 0 0 3 0x14200 reaper reaper 45057 113339 0 0 3 0x14200 pgdaemon pagedaemon 94432 511326 0 0 3 0x14200 bored viomb 25754 255976 0 0 3 0x40014200 acpi0 acpi0 12172 11520 0 0 3 0x40014200 idle1 69790 477219 0 0 3 0x14200 bored softnet 16688 124544 0 0 3 0x14200 bored softnet 43647 365082 0 0 3 0x14200 bored softnet 78403 75982 0 0 3 0x14200 bored softnet 85042 28835 0 0 3 0x14200 bored systqmp 51356 423006 0 0 3 0x14200 bored systq 61723 488913 0 0 3 0x40014200 bored softclock 97683 299044 0 0 3 0x40014200 idle0 1 449258 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 30070 (syz-executor.6) thread 0xffff800021284dc8 (340822) exclusive rrwlock inode r = 0 (0xfffffd8071a4ec48) #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+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:625 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80728a30a8) #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:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:625 #9 Xsyscall+0x128 Process 47279 (syz-executor.1) thread 0xffff8000212845a0 (206907) exclusive rrwlock inode r = 0 (0xfffffd806e4b5b40) #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 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:566 #11 namei+0x55a sys/kern/vfs_lookup.c:250 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1848 #13 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #13 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:625 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e4b93c8) #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:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1848 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:625 #9 Xsyscall+0x128 Process 46450 (syz-executor.7) thread 0xffff800021285b60 (154042) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82c2ca98) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3bb sys/kern/sched_bsd.c:405 #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+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #11 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:625 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80728a3d68) #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+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #12 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:625 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80653202c0) #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:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:625 #9 Xsyscall+0x128 Process 37337 (syz-executor.2) thread 0xffff800021284b10 (150997) exclusive rrwlock inode r = 0 (0xfffffd806e4bdd68) #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 vn_closefile+0xc6 vn_close sys/kern/vfs_vnops.c:292 [inline] #5 vn_closefile+0xc6 sys/kern/vfs_vnops.c:609 #6 fdrop+0xc7 sys/kern/kern_descrip.c:1274 #7 closef+0x11c sys/kern/kern_descrip.c:1258 #8 syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x606 sys/arch/amd64/amd64/trap.c:625 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10236 6414K 6421K 78643K 11397 0 pcb 13 16K 20K 78643K 19 0 rtable 242 6K 7K 78643K 3270 0 ifaddr 73 24K 25K 78643K 217 0 sysctl 3 1K 5K 78643K 83 0 counters 60 35K 35K 78643K 106 0 ioctlops 0 0K 2K 78643K 535 0 iov 0 0K 33K 78643K 8743 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1272 80K 80K 78643K 12523 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 519 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 11538 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 20 73K 117K 78643K 36569 0 sigio 0 0K 0K 78643K 491 0 proc 56 78K 115K 78643K 3858 0 subproc 104 6K 6K 78643K 403 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 4796 0 in_multi 99 6K 7K 78643K 944 0 ether_multi 1 0K 0K 78643K 159 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 289 1288K 1288K 78643K 289 0 exec 0 0K 1K 78643K 5524 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 454 94K 990K 78643K 262850 0 UVM aobj 131 8K 8K 78643K 141 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 1329 0 NDP 11 0K 2K 78643K 96 0 temp 124 5778K 5906K 78643K 91582 0 kqueue 12 18K 32K 78643K 3694 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 3966 0 3963 52 51 1 5 0 8 0 rtentry 112 412 0 298 4 0 4 4 0 8 0 unpcb 144 82800 0 82783 485 479 6 15 0 8 5 syncache 296 482 0 482 82 81 1 1 0 8 1 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 570 0 570 59 58 1 1 0 8 1 tcpcb 776 50667 0 50659 702 694 8 25 0 8 7 arp 120 73 0 55 1 0 1 1 0 8 0 ipq 40 142 0 142 19 19 0 1 0 8 0 ipqe 40 308 0 308 19 19 0 1 0 8 0 inpcb 368 68728 0 68717 724 716 8 23 0 8 6 ip6q 72 8 0 8 3 3 0 1 0 8 0 ip6af 40 24 0 24 3 3 0 1 0 8 0 nd6 48 132 0 104 1 0 1 1 0 8 0 kcovpl 48 31 0 23 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1652 0 1177 35 5 30 32 0 8 0 art_table 32 1653 0 1177 5 0 5 5 0 8 0 art_node 16 411 0 307 1 0 1 1 0 8 0 sysvmsgpl 40 19 0 14 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 11468 0 11458 1 0 1 1 0 8 0 shmpl 112 138 0 10 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 56103 0 54589 96 0 96 96 0 8 0 ffsino 272 56103 0 54589 102 0 102 102 0 8 0 nchpl 144 107185 0 105550 63 0 63 63 0 8 0 uvmvnodes 80 7215 0 0 148 0 148 148 0 8 0 vnodes 216 7215 0 0 401 0 401 401 0 8 0 namei 1024 381437 0 381435 13 12 1 2 0 8 0 percpumem 16 66 0 23 1 0 1 1 0 8 0 kstatmem 264 68 0 46 2 0 2 2 0 8 0 scxspl 216 358454 0 358452 111 110 1 8 0 8 0 plimitpl 152 9997 0 9974 61 59 2 2 0 8 0 sigapl 424 36804 0 36754 7 0 7 7 0 8 0 futexpl 64 393825 0 393824 21 20 1 1 0 8 0 knotepl 120 2573 0 0 23 5 18 18 0 8 0 kqueuepl 216 12422 0 12414 222 217 5 8 0 8 4 pipepl 320 10529 0 10500 272 269 3 13 0 8 0 fdescpl 496 36786 0 36755 7 2 5 6 0 8 0 filepl 152 364814 0 364571 620 602 18 29 0 8 6 lockfpl 104 5111 0 5109 5 4 1 2 0 8 0 lockfspl 48 1410 0 1408 1 0 1 1 0 8 0 sessionpl 144 46 0 30 1 0 1 1 0 8 0 pgrppl 48 729 0 713 1 0 1 1 0 8 0 ucredpl 104 66600 0 66582 1 0 1 1 0 8 0 zombiepl 144 36755 0 36754 1 0 1 1 0 8 0 processpl 1072 36804 0 36754 4 0 4 4 0 8 0 procpl 696 109719 0 109650 82 74 8 9 0 8 0 sosppl 168 604 0 604 53 53 0 1 0 8 0 sockpl 488 157706 0 157659 2818 2802 16 52 0 8 8 mcl64k 65536 106 0 0 4 0 4 4 0 8 0 mcl16k 16384 73 0 0 4 1 3 3 0 8 0 mcl12k 12288 97 0 0 6 2 4 6 0 8 0 mcl9k 9216 73 0 0 5 3 2 4 0 8 0 mcl8k 8192 105 0 0 4 1 3 3 0 8 0 mcl4k 4096 89 0 0 5 2 3 3 0 8 0 mcl2k2 2112 17 0 0 2 0 2 2 0 8 0 mcl2k 2048 824 0 0 37 12 25 37 0 8 0 mtagpl 96 10 0 0 1 0 1 1 0 8 0 mbufpl 256 7848 0 0 433 0 433 433 0 8 0 bufpl 288 74193 0 66922 520 0 520 520 0 8 0 anonpl 24 7994908 0 7980580 430 312 118 143 0 186 0 amapchunkpl 152 2669176 0 2668477 24118 24081 37 4425 0 158 3 amappl16 200 92888 0 92477 550 525 25 47 0 8 0 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 236 0 221 2 1 1 2 0 8 0 amappl13 176 136 0 136 39 38 1 1 0 8 1 amappl12 168 693 0 689 1 0 1 1 0 8 0 amappl11 160 47 0 36 1 0 1 1 0 8 0 amappl10 152 78 0 65 1 0 1 1 0 8 0 amappl9 144 1424 0 1424 64 63 1 1 0 8 1 amappl8 136 1306 0 1067 9 0 9 9 0 8 0 amappl7 128 427 0 402 2 0 2 2 0 8 0 amappl6 120 674 0 647 2 1 1 2 0 8 0 amappl5 112 906 0 899 1 0 1 1 0 8 0 amappl4 104 1806 0 1771 4 3 1 2 0 8 0 amappl3 96 116821 0 116769 2 0 2 2 0 8 0 amappl2 88 39974 0 39884 7 4 3 3 0 8 0 amappl1 80 850880 0 850171 26 8 18 26 0 8 0 amappl 88 260121 0 259924 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 72 140 0 10 3 0 3 3 0 8 0 uaddrrnd 24 36786 0 36755 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 36786 0 36755 1 0 1 1 0 8 0 vmmpekpl 168 309043 0 308968 4 0 4 4 0 8 0 vmmpepl 168 3441660 0 3438808 598 448 150 175 0 357 0 vmsppl 440 36785 0 36755 13 8 5 5 0 8 0 rwobjpl 56 938039 0 929012 224 91 133 133 0 8 0 pdppl 4096 73579 0 73510 809 728 81 91 0 8 12 pvpl 32 15384096 0 15363649 1228 1023 205 361 0 265 0 pmappl 248 36785 0 36755 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2793 0 1479 38 0 38 38 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff82bc1ff0) 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 __mp_lock(ffffffff82c2c890) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c2c890) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff80002b004ab0,ffff80000006ba00) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge21_untramp() at Xintr_ioapic_edge21_untramp+0x18f Xspllower() at Xspllower+0x19 cnputc(63) at cnputc+0x4b sys/dev/cons.c:218 db_putchar(63) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x6ac sys/kern/subr_prf.c:724 db_printf(ffffffff827ce835) at db_printf+0x85 sys/kern/subr_prf.c:498 panic(ffffffff82740948) at panic+0xd7 sys/kern/subr_prf.c:216 vop_generic_badop(ffff80002b004ed8) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd8071e8dc08,fffffd80674e1c68) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 end trace frame: 0xffff80002b004f80, count: 0 ddb{0}> trace x86_ipi_db(ffffffff82bc1ff0) 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 __mp_lock(ffffffff82c2c890) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c2c890) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff80002b004ab0,ffff80000006ba00) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge21_untramp() at Xintr_ioapic_edge21_untramp+0x18f Xspllower() at Xspllower+0x19 cnputc(63) at cnputc+0x4b sys/dev/cons.c:218 db_putchar(63) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x6ac sys/kern/subr_prf.c:724 db_printf(ffffffff827ce835) at db_printf+0x85 sys/kern/subr_prf.c:498 panic(ffffffff82740948) at panic+0xd7 sys/kern/subr_prf.c:216 vop_generic_badop(ffff80002b004ed8) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd8071e8dc08,fffffd80674e1c68) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 bwrite(fffffd80674e1c68) at bwrite+0x1f0 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd80674e1c68) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002b005170) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236 VOP_MKDIR(fffffd8066496628,ffff80002b0052d0,ffff80002b005300,ffff80002b005200) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 domkdirat(ffff800021285b60,ffffff9c,7f7ffffc5540,1ff) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 syscall(ffff80002b005480) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002b005480) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:625 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc55b0, count: -21 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(ffffffff8274c9bf) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cb2dd,ffffffff82789f75,2a2,ffffffff827822c6) at __assert+0x25 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x131 end trace frame: 0x0, count: 11 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8274c9bf) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cb2dd,ffffffff82789f75,2a2,ffffffff827822c6) at __assert+0x25 sys/kern/subr_prf.c:157 proc_trampoline_mp() at proc_trampoline_mp+0x131 end trace frame: 0x0, count: -4