panic: vop_genericp_baandiocp: Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 69048 66159 32767 0x10 0x4000000 0 syz-executor.3 *284129 66938 32767 0x10 0 1 syz-executor.0 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82584174) at panic+0x177 sys/kern/subr_prf.c:202 vop_generic_badop(ffff80002464dbb8) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80715b6e48,fffffd8066394ed0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644 bwrite(fffffd8066394ed0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763 VOP_BWRITE(fffffd8066394ed0) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:656 ufs_mkdir(ffff80002464de50) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1248 VOP_MKDIR(fffffd8069263940,ffff80002464dfb0,ffff80002464dfe0,ffff80002464dee0) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 domkdirat(ffff8000ffff67f0,ffffff9c,7f7ffffbdb00,1ff) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 syscall(ffff80002464e160) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002464e160) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbdb70, 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 678 *cpu1: vop_generic_badop ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82584174) at panic+0x177 sys/kern/subr_prf.c:202 vop_generic_badop(ffff80002464dbb8) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80715b6e48,fffffd8066394ed0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644 bwrite(fffffd8066394ed0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763 VOP_BWRITE(fffffd8066394ed0) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:656 ufs_mkdir(ffff80002464de50) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1248 VOP_MKDIR(fffffd8069263940,ffff80002464dfb0,ffff80002464dfe0,ffff80002464dee0) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 domkdirat(ffff8000ffff67f0,ffffff9c,7f7ffffbdb00,1ff) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 syscall(ffff80002464e160) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002464e160) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbdb70, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002464dae0 rbx 0xffff800020ce9bff rdx 0 rcx 0 rax 0xffff8000ffff67f0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xd4433746e194807e r11 0xa8208454c2062a45 r12 0xffff800020ce9a00 r13 0 r14 0 r15 0x1 rip 0xffffffff8240e7d8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002464dad0 ss 0 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=284129 stat=onproc flags process=10 proc=0 pri=17, usrpri=81, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff6d30,0xffff800026ce2d38 process=0xffff8000fffefa50 user=0xffff800024649000, vmspace=0xfffffd8071285b90 estcpu=36, cpticks=0, pctcpu=0.3 user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 83915 499657 82247 32767 2 0x10 syz-executor.4 24533 249610 19466 32767 2 0x10 syz-executor.7 23112 186154 7748 32767 3 0x90 nanoslp syz-executor.1 23112 175376 7748 32767 3 0x4000090 fsleep syz-executor.1 23112 395328 7748 32767 3 0x4000090 fsleep syz-executor.1 82313 139545 77880 32767 3 0x90 nanoslp syz-executor.6 82313 9084 77880 32767 3 0x4000090 fsleep syz-executor.6 82313 146475 77880 32767 3 0x4000090 fsleep syz-executor.6 66159 193293 13539 32767 2 0x10 syz-executor.3 66159 24647 13539 32767 2 0x4000010 syz-executor.3 66159 421669 13539 32767 3 0x4000090 fsleep syz-executor.3 66159 38980 13539 32767 3 0x4000090 fsleep syz-executor.3 66159 69048 13539 32767 7 0x4000010 syz-executor.3 94722 201335 65170 32767 2 0x490 syz-executor.5 94722 507015 65170 32767 3 0x4000090 fsleep syz-executor.5 94722 353087 65170 32767 3 0x4000090 fsleep syz-executor.5 94722 301473 65170 32767 3 0x4000090 fsleep syz-executor.5 82247 374005 44910 32767 2 0x10 syz-executor.4 44910 449920 79048 0 3 0x82 wait syz-executor.4 65170 8976 40844 32767 2 0x490 syz-executor.5 40844 175618 79048 0 3 0x82 wait syz-executor.5 *66938 284129 38651 32767 7 0x10 syz-executor.0 38651 472931 79048 0 3 0x82 wait syz-executor.0 7748 238113 59725 32767 3 0x90 nanoslp syz-executor.1 59725 47577 79048 0 3 0x82 wait syz-executor.1 13539 287927 93458 32767 3 0x90 nanoslp syz-executor.3 93458 438473 79048 0 3 0x82 wait syz-executor.3 84094 138975 0 0 3 0x14200 bored sosplice 19466 134577 38108 32767 3 0x90 nanoslp syz-executor.7 77880 91597 16990 32767 2 0x490 syz-executor.6 38108 27802 79048 0 3 0x82 wait syz-executor.7 16990 1146 79048 0 3 0x82 wait syz-executor.6 6516 42212 21843 32767 3 0x90 nanoslp syz-executor.2 21843 412765 79048 0 3 0x82 wait syz-executor.2 79048 173322 39723 0 3 0x82 thrsleep syz-fuzzer 79048 507406 39723 0 3 0x4000082 nanoslp syz-fuzzer 79048 278139 39723 0 3 0x4000082 thrsleep syz-fuzzer 79048 29823 39723 0 3 0x4000082 thrsleep syz-fuzzer 79048 438086 39723 0 3 0x4000082 thrsleep syz-fuzzer 79048 456016 39723 0 3 0x4000082 kqread syz-fuzzer 79048 10717 39723 0 3 0x4000082 thrsleep syz-fuzzer 79048 474116 39723 0 3 0x4000082 thrsleep syz-fuzzer 39723 38688 3440 0 3 0x10008a sigsusp ksh 3440 231615 86710 0 3 0x9a kqread sshd 76396 460242 1 0 3 0x100083 ttyin getty 86710 329007 1 0 3 0x88 kqread sshd 1794 518968 26086 73 3 0x1100090 kqread syslogd 26086 24469 1 0 3 0x100082 netio syslogd 55728 392593 1 0 3 0x100080 kqread resolvd 36077 455977 15438 77 3 0x100092 kqread dhcpleased 35608 420057 15438 77 3 0x100092 kqread dhcpleased 15438 283215 1 0 3 0x80 kqread dhcpleased 96185 511747 0 0 3 0x14200 bored smr 79865 170140 0 0 2 0x14200 zerothread 2835 339384 0 0 3 0x14200 aiodoned aiodoned 61067 408117 0 0 3 0x14200 syncer update 42436 244298 0 0 3 0x14200 cleaner cleaner 29267 337583 0 0 3 0x14200 reaper reaper 58255 364355 0 0 3 0x14200 pgdaemon pagedaemon 29632 13484 0 0 3 0x14200 bored viomb 91031 471975 0 0 3 0x40014200 acpi0 acpi0 48340 442319 0 0 3 0x40014200 idle1 15056 291249 0 0 3 0x14200 bored softnet 47523 335439 0 0 3 0x14200 bored systqmp 38382 85704 0 0 3 0x14200 bored systq 58075 53580 0 0 2 0x40014200 softclock 57514 66942 0 0 3 0x40014200 idle0 1 301784 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 24533 (syz-executor.7) thread 0xffff800026ce2fc8 (249610) exclusive rwlock vmmaplk r = 0 (0xfffffd80087362f8) #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:5458 #3 uvmfault_lookup+0xb9 sys/uvm/uvm_fault.c:1756 #4 uvm_fault_check+0x603 uvmfault_amapcopy sys/uvm/uvm_fault.c:236 [inline] #4 uvm_fault_check+0x603 sys/uvm/uvm_fault.c:712 #5 uvm_fault+0x102 sys/uvm/uvm_fault.c:602 #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 66159 (syz-executor.3) thread 0xffff8000ffff5a40 (38980) exclusive rrwlock inode r = 0 (0xfffffd806eb42a38) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1347 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_makeinode+0xae sys/ufs/ufs/ufs_vnops.c:1830 #8 ufs_create+0x41 sys/ufs/ufs/ufs_vnops.c:152 #9 VOP_CREATE+0xbc sys/kern/vfs_vops.c:103 #10 vn_open+0x28f sys/kern/vfs_vnops.c:122 #11 doopenat+0x26a sys/kern/vfs_syscalls.c:1129 #12 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #12 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807b42eb38) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 vn_open+0x188 sys/kern/vfs_vnops.c:113 #8 doopenat+0x26a sys/kern/vfs_syscalls.c:1129 #9 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #9 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #10 Xsyscall+0x128 Process 66938 (syz-executor.0) thread 0xffff8000ffff67f0 (284129) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82b884f8) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3d3 sys/kern/sched_bsd.c:416 #3 sleep_finish+0x198 sys/kern/kern_synch.c:437 #4 tsleep+0x12c sys/kern/kern_synch.c:158 #5 biowait+0x91 sys/kern/vfs_bio.c:1271 #6 bwrite+0x21b sys/kern/vfs_bio.c:772 #7 ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113 #8 ufs_mkdir+0x662 sys/ufs/ufs/ufs_vnops.c:1232 #9 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #10 domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 #11 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #11 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806eb420a8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vget+0x1d3 sys/kern/vfs_subr.c:678 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1318 #8 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #9 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #10 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #11 domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 #12 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #12 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806eb422c8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3086 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10205 6411K 6419K 78643K 11348 0 pcb 13 12K 14K 78643K 17 0 rtable 252 7K 7K 78643K 1295 0 ifaddr 81 17K 17K 78643K 202 0 sysctl 3 1K 1K 78643K 3 0 counters 56 35K 35K 78643K 90 0 ioctlops 0 0K 2K 78643K 142 0 iov 0 0K 20K 78643K 1363 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1271 79K 79K 78643K 7701 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 135 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 1K 78643K 1081 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 24 89K 113K 78643K 9543 0 sigio 0 0K 0K 78643K 184 0 proc 56 78K 103K 78643K 1454 0 subproc 104 6K 6K 78643K 325 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 569 0 in_multi 99 6K 6K 78643K 433 0 ether_multi 1 0K 0K 78643K 57 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 247 1102K 1102K 78643K 247 0 exec 0 0K 2K 78643K 2090 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 7 26K 26K 78643K 7 0 UVM amap 318 89K 109K 78643K 58270 0 UVM aobj 131 4K 4K 78643K 138 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 364 0 NDP 11 0K 2K 78643K 78 0 temp 124 4722K 4850K 78643K 26321 0 kqueue 12 18K 26K 78643K 842 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 120 714 0 711 11 8 3 5 0 8 2 rtentry 112 311 0 194 4 0 4 4 0 8 0 unpcb 136 10718 0 10703 71 63 8 8 0 8 7 syncache 296 114 0 114 19 18 1 1 0 8 1 tcpqe 32 15 0 15 5 5 0 1 0 8 0 tcpcb 736 4013 0 4009 129 120 9 14 0 8 8 arp 120 53 0 34 1 0 1 1 0 8 0 ipq 40 21 0 20 6 5 1 1 0 8 0 ipqe 40 593 0 591 6 5 1 1 0 8 0 inpcb 312 8014 0 8004 143 132 11 14 0 8 10 nd6 48 87 0 57 1 0 1 1 0 8 0 kcovpl 48 25 0 17 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1259 0 773 31 0 31 31 0 8 0 art_table 32 1260 0 773 4 0 4 4 0 8 0 art_node 16 310 0 203 1 0 1 1 0 8 0 sysvmsgpl 40 20 0 13 1 0 1 1 0 8 0 semapl 112 1079 0 1069 1 0 1 1 0 8 0 shmpl 112 135 0 7 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 18480 0 17046 91 0 91 91 0 8 0 ffsino 272 18480 0 17046 97 0 97 97 0 8 0 nchpl 144 30736 0 29096 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 224 5926 0 0 349 0 349 349 0 8 0 namei 1024 118151 0 118150 6 5 1 2 0 8 0 percpumem 16 57 0 17 1 0 1 1 0 8 0 scxspl 216 71700 0 71700 32 31 1 8 0 8 1 plimitpl 152 2152 0 2129 7 5 2 2 0 8 1 sigapl 424 9787 0 9736 7 0 7 7 0 8 0 futexpl 64 87172 0 87163 4 3 1 1 0 8 0 knotepl 120 526 0 0 11 1 10 11 0 8 0 kqueuepl 216 2984 0 2976 54 53 1 8 0 8 0 pipepl 336 1904 0 1876 49 46 3 8 0 8 0 fdescpl 496 9772 0 9737 7 2 5 6 0 8 0 filepl 152 85441 0 85203 135 117 18 19 0 8 8 lockfpl 104 1190 0 1188 2 1 1 2 0 8 0 lockfspl 48 348 0 346 1 0 1 1 0 8 0 sessionpl 144 40 0 24 1 0 1 1 0 8 0 pgrppl 48 694 0 678 1 0 1 1 0 8 0 ucredpl 96 30937 0 30919 1 0 1 1 0 8 0 zombiepl 144 9737 0 9736 3 2 1 1 0 8 0 processpl 1064 9787 0 9736 5 1 4 4 0 8 0 procpl 672 27890 0 27821 24 17 7 8 0 8 1 sosppl 168 121 0 121 17 16 1 1 0 8 1 sockpl 480 19785 0 19760 453 423 30 34 0 8 26 mcl64k 65536 23 0 0 3 1 2 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 25 0 0 2 0 2 2 0 8 0 mcl9k 9216 17 0 0 2 0 2 2 0 8 0 mcl8k 8192 35 0 0 3 0 3 3 0 8 0 mcl4k 4096 25 0 0 3 0 3 3 0 8 0 mcl2k2 2112 15 0 0 1 0 1 1 0 8 0 mcl2k 2048 266 0 0 18 3 15 18 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 1189 0 0 66 1 65 66 0 8 0 bufpl 288 16345 0 10014 453 0 453 453 0 8 0 anonpl 24 1908286 0 1894880 216 118 98 109 0 186 0 amapchunkpl 152 185365 0 184767 149 121 28 44 0 158 2 amappl16 200 28254 0 27851 165 143 22 35 0 8 0 amappl15 192 1035 0 1031 1 0 1 1 0 8 0 amappl14 184 37 0 31 1 0 1 1 0 8 0 amappl13 176 1900 0 1895 1 0 1 1 0 8 0 amappl12 168 20 0 18 2 1 1 1 0 8 0 amappl11 160 2644 0 2626 1 0 1 1 0 8 0 amappl10 152 772 0 764 2 1 1 1 0 8 0 amappl9 144 1355 0 1352 1 0 1 1 0 8 0 amappl8 136 3652 0 3517 5 0 5 5 0 8 0 amappl7 128 2677 0 2658 1 0 1 1 0 8 0 amappl6 120 1197 0 1178 2 1 1 2 0 8 0 amappl5 112 9225 0 9204 1 0 1 1 0 8 0 amappl4 104 4938 0 4903 5 4 1 2 0 8 0 amappl3 96 29094 0 29040 2 0 2 2 0 8 0 amappl2 88 12408 0 12338 3 1 2 3 0 8 0 amappl1 80 234450 0 233749 23 7 16 19 0 8 0 amappl 88 56976 0 56788 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 72 137 0 7 3 0 3 3 0 8 0 uaddrrnd 24 9772 0 9737 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 9772 0 9737 1 0 1 1 0 8 0 vmmpekpl 168 78620 0 78578 3 0 3 3 0 8 0 vmmpepl 168 963430 0 960651 244 111 133 141 0 357 2 vmsppl 368 9771 0 9737 4 0 4 4 0 8 0 rwobjpl 56 242642 0 235132 124 17 107 110 0 8 0 pdppl 4096 19551 0 19474 395 314 81 89 0 8 4 pvpl 32 3641771 0 3623222 455 290 165 256 0 265 0 pmappl 248 9771 0 9737 4 1 3 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 1501 0 624 26 0 26 26 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff8296bff0) 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_read_1(3f8,5) at x86_bus_space_io_read_1+0x28 sys/arch/amd64/amd64/bus_space.c:639 comcnputc(800,20) at comcnputc+0x1a7 sys/dev/ic/com.c:1269 cnputc(20) at cnputc+0x4b sys/dev/cons.c:239 db_putchar(6b) at db_putchar+0x316 db_force_whitespace sys/ddb/db_output.c:102 [inline] db_putchar(6b) at db_putchar+0x316 sys/ddb/db_output.c:153 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068 db_printf(ffffffff8260c7e1) at db_printf+0x85 sys/kern/subr_prf.c:502 panic(ffffffff82593b97) at panic+0xd7 sys/kern/subr_prf.c:220 __assert(ffffffff82605519,ffffffff825cf5bb,2a6,ffffffff825c6d58) at __assert+0x25 sys/kern/subr_prf.c:161 proc_trampoline_mp() at proc_trampoline_mp+0x131 end trace frame: 0x0, count: 3 ddb{0}> trace x86_ipi_db(ffffffff8296bff0) 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_read_1(3f8,5) at x86_bus_space_io_read_1+0x28 sys/arch/amd64/amd64/bus_space.c:639 comcnputc(800,20) at comcnputc+0x1a7 sys/dev/ic/com.c:1269 cnputc(20) at cnputc+0x4b sys/dev/cons.c:239 db_putchar(6b) at db_putchar+0x316 db_force_whitespace sys/ddb/db_output.c:102 [inline] db_putchar(6b) at db_putchar+0x316 sys/ddb/db_output.c:153 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068 db_printf(ffffffff8260c7e1) at db_printf+0x85 sys/kern/subr_prf.c:502 panic(ffffffff82593b97) at panic+0xd7 sys/kern/subr_prf.c:220 __assert(ffffffff82605519,ffffffff825cf5bb,2a6,ffffffff825c6d58) at __assert+0x25 sys/kern/subr_prf.c:161 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(ffffffff82584174) at panic+0x177 sys/kern/subr_prf.c:202 vop_generic_badop(ffff80002464dbb8) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80715b6e48,fffffd8066394ed0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644 bwrite(fffffd8066394ed0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763 VOP_BWRITE(fffffd8066394ed0) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:656 ufs_mkdir(ffff80002464de50) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1248 VOP_MKDIR(fffffd8069263940,ffff80002464dfb0,ffff80002464dfe0,ffff80002464dee0) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 domkdirat(ffff8000ffff67f0,ffffff9c,7f7ffffbdb00,1ff) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 syscall(ffff80002464e160) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002464e160) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbdb70, count: 4 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82584174) at panic+0x177 sys/kern/subr_prf.c:202 vop_generic_badop(ffff80002464dbb8) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80715b6e48,fffffd8066394ed0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:644 bwrite(fffffd8066394ed0) at bwrite+0x1f0 sys/kern/vfs_bio.c:763 VOP_BWRITE(fffffd8066394ed0) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:656 ufs_mkdir(ffff80002464de50) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1248 VOP_MKDIR(fffffd8069263940,ffff80002464dfb0,ffff80002464dfe0,ffff80002464dee0) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 domkdirat(ffff8000ffff67f0,ffffff9c,7f7ffffbdb00,1ff) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 syscall(ffff80002464e160) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002464e160) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbdb70, count: -11