panic: Caught invalid memory access at ffffffff851ea314 size 4 op 0 Stopped at db_enter+0x17: popq %rbp TID PID UID PRFLAGS PFLAGS CPU COMMAND 323282 95548 0 0 0 0 syz-executor *362335 32585 0 0x2 0 1K syz-executor db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff846365a7) at panic+0x270 sys/kern/subr_prf.c:198 __asan_load4_noabort(ffffffff851ea314) at __asan_load4_noabort+0xa3 checkalias(ffff800001f57438,7d45) at checkalias+0x47d sys/kern/vfs_subr.c:603 ffs_vinit(ffff800000d7d800,ffff800029a67f20) at ffs_vinit+0x227 sys/ufs/ffs/ffs_subr.c:235 ffs_vget(ffff800000d7d800,4f7,ffff800029a680e0) at ffs_vget+0x748 sys/ufs/ffs/ffs_vfsops.c:1285 ufs_lookup() at ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(ffff800001f57d80,ffff800029a68710,ffff800029a68740) at VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 vfs_lookup(ffff800029a686e0) at vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 namei(ffff800029a686e0) at namei+0xe19 sys/kern/vfs_lookup.c:250 dofstatat(ffff800045ffd770,ffffff9c,71cf2d34b640,71cf2d34ba40,2) at dofstatat+0x14b sys/kern/vfs_syscalls.c:2025 syscall(ffff800029a68a00) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800029a68a00) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x71cf2d34baf0, count: 2 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 *cpu1: Caught invalid memory access at ffffffff851ea314 size 4 op 0 ddb{1}> show kasan KASAN: invalid read of 4 bytes at 0xffffffff851ea314 from pc 0xffffffff8402397d KASAN: first bad byte at 0xffffffff851ea314 (+0); shadow 0xfa: global redzone (out-of-bounds) KASAN: 0xffffffff851ea314 is 1908 bytes to the right of the 8160-byte global 'cdevsw' (/syzkaller/managers/kasan/kernel/sys/arch/amd64/amd64/conf.c) KASAN: pc: checkalias+0x47d KASAN: call trace: #0 __asan_load4_noabort+0x82 kasan_shadow_check sys/kern/subr_kasan.c:1014 [inline] #0 __asan_load4_noabort+0x82 sys/kern/subr_kasan.c:1098 #1 checkalias+0x47d sys/kern/vfs_subr.c:603 #2 ffs_vinit+0x227 sys/ufs/ffs/ffs_subr.c:235 #3 ffs_vget+0x748 sys/ufs/ffs/ffs_vfsops.c:1285 #4 ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 #5 VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 #6 vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 #7 namei+0xe19 sys/kern/vfs_lookup.c:250 #8 dofstatat+0x14b sys/kern/vfs_syscalls.c:2025 #9 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #10 Xsyscall+0x128 KASAN: shadow of 0xffffffff851ea200..0xffffffff851ea480 (1 cell = 8 bytes): 0xffffffff851ea200: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 0xffffffff851ea280: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa >0xffffffff851ea300: fa fa[fa]fa fa fa fa fa fa fa fa fa fa fa fa fa 0xffffffff851ea380: 00 fa fa fa 00 fa fa fa 00 fa fa fa 00 00 00 00 0xffffffff851ea400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 KASAN: legend: 00 valid; 01..07 partial; fb malloc redzone; fc malloc freed; fd pool freed; fe kmem; fa global; f1..f4/f8 stack/scope ddb{1}> trace db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff846365a7) at panic+0x270 sys/kern/subr_prf.c:198 __asan_load4_noabort(ffffffff851ea314) at __asan_load4_noabort+0xa3 checkalias(ffff800001f57438,7d45) at checkalias+0x47d sys/kern/vfs_subr.c:603 ffs_vinit(ffff800000d7d800,ffff800029a67f20) at ffs_vinit+0x227 sys/ufs/ffs/ffs_subr.c:235 ffs_vget(ffff800000d7d800,4f7,ffff800029a680e0) at ffs_vget+0x748 sys/ufs/ffs/ffs_vfsops.c:1285 ufs_lookup() at ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(ffff800001f57d80,ffff800029a68710,ffff800029a68740) at VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 vfs_lookup(ffff800029a686e0) at vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 namei(ffff800029a686e0) at namei+0xe19 sys/kern/vfs_lookup.c:250 dofstatat(ffff800045ffd770,ffffff9c,71cf2d34b640,71cf2d34ba40,2) at dofstatat+0x14b sys/kern/vfs_syscalls.c:2025 syscall(ffff800029a68a00) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800029a68a00) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x71cf2d34baf0, count: -13 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800029a67bb0 rbx 0xffff800029a67c20 rdx 0 rcx 0xffff800028ff3ff0 rax 0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xffff800029a67998 r11 0xffffffff831b6f90 x86_bus_space_io_read_1 r12 0xffffffff846365a7 .str.1+0x9e147 r13 0xffff800028ff4c08 r14 0xffff800028ff4e07 r15 0x1 rip 0xffffffff830fa4f7 db_enter+0x17 cs 0x8 rflags 0x246 rsp 0xffff800029a67bb0 ss 0x10 db_enter+0x17: popq %rbp ddb{1}> show proc PROC (syz-executor) tid=362335 pid=32585 tcnt=1 stat=onproc flags process=2 proc=0 runpri=50, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000299234d0,0xffff800045ffd4e8 process=0xffff8000298b6688 user=0xffff800029a5d000, vmspace=0xffff8000017d5d60 estcpu=36, cpticks=64, pctcpu=0.22, user=0, sys=64, intr=0 ddb{1}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 95548 323282 59933 0 7 0 0 syz-executor 95548 493741 59933 0 2 0 0x4000000 syz-executor 93754 357875 98937 0 3 0x10 0x80 nanoslp syz-executor 93754 511807 98937 0 3 0x10 0x4000080 kqpoll syz-executor 93754 496650 98937 0 3 0x10 0x4000080 fsleep syz-executor 2578 520699 75696 0 3 0x10 0x80 nanoslp syz-executor 2578 57769 75696 0 3 0x10 0x4000080 kqsel syz-executor 2578 291364 75696 0 3 0x10 0x4000080 fsleep syz-executor 33879 355911 62242 0 2 0x10 0 syz-executor 33879 41484 62242 0 3 0x10 0x4000080 fsleep syz-executor 31855 7940 32167 0 2 0 0 syz-executor 31855 141475 32167 0 3 0 0x4000000 biowait syz-executor 31855 135284 32167 0 3 0 0x4000000 inode syz-executor 39884 421688 1 0 3 0x100003 0x80 ttyin getty 31375 428581 6993 0 3 0x2 0x80 nanoslp syz-executor 98937 208140 6993 0 3 0x2 0x80 nanoslp syz-executor 62242 140499 6993 0 3 0x2 0x80 nanoslp syz-executor 59933 270836 6993 0 3 0x2 0x80 nanoslp syz-executor *32585 362335 6993 0 7 0x2 0 syz-executor 61031 150919 6993 0 3 0x2 0 biowait syz-executor 32167 335194 6993 0 3 0x2 0x80 nanoslp syz-executor 75696 450817 6993 0 2 0x2 0 syz-executor 6993 192044 92273 0 2 0x2 0 syz-executor 92273 343364 42829 0 3 0x100002 0x88 sigsusp ksh 42829 137031 11289 0 3 0x10 0x88 kqread sshd-session 11289 293320 67515 0 3 0x12 0x80 kqread sshd-session 67515 382924 1 0 3 0 0x88 kqread sshd 74674 368747 64014 74 3 0x1100012 0x80 bpf pflogd 64014 206741 1 0 3 0 0x80 sbwait pflogd 58022 417759 32023 73 3 0x1100010 0x80 kqread syslogd 32023 380333 1 0 3 0x100002 0x80 sbwait syslogd 74856 414744 1 0 3 0x100000 0x80 kqread resolvd 79392 197984 46053 77 3 0x100012 0x80 kqread dhcpleased 5562 68892 46053 77 3 0x100012 0x80 kqread dhcpleased 46053 359856 1 0 3 0 0x80 kqread dhcpleased 52555 91658 0 0 3 0x14000 0x200 bored smr 15581 329212 0 0 2 0x14000 0x200 zerothread 87572 104442 0 0 3 0x14000 0x200 aiodoned aiodoned 45703 84169 0 0 3 0x14000 0x200 syncer update 90199 464661 0 0 3 0x14000 0x200 cleaner cleaner 99457 59583 0 0 3 0x14000 0x200 reaper reaper 73171 296832 0 0 3 0x14000 0x200 pgdaemon pagedaemon 42280 29913 0 0 3 0x14000 0x200 bored viomb 8506 196686 0 0 3 0x14000 0x40000200 acpi0 acpi0 25019 482290 0 0 3 0x14000 0x40000200 idle1 54948 463216 0 0 3 0x14000 0x200 bored softnet1 3940 110149 0 0 2 0x14000 0x200 softnet0 8952 491007 0 0 3 0x14000 0x200 bored systqmp 99467 325434 0 0 3 0x14000 0x200 bored systq 75526 105849 0 0 3 0x14000 0x200 tmoslp softclockmp 20803 90956 0 0 3 0x14000 0x40000200 tmoslp softclock 44584 224469 0 0 3 0x14000 0x40000200 idle0 1 442516 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10010000 0x200 scheduler swapper ddb{1}> show all locks Process 31855 (syz-executor) thread 0xffff800045ff5a10 (141475) exclusive rrwlock inode r = 0 (0xffff8000016e2918) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527 #4 vn_lock+0xca sys/kern/vfs_vnops.c:576 #5 vn_write+0x200 sys/kern/vfs_vnops.c:410 #6 dofilewritev+0x3ef sys/kern/sys_generic.c:384 #7 sys_writev+0x168 sys/kern/sys_generic.c:327 #8 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 31855 (syz-executor) thread 0xffff800045ffcfa8 (135284) exclusive rrwlock inode r = 0 (0xffff8000016e26c8) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527 #4 vn_lock+0xca sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x1f7 sys/kern/vfs_lookup.c:431 #6 namei+0xe19 sys/kern/vfs_lookup.c:250 #7 vn_open+0x319 sys/kern/vfs_vnops.c:109 #8 doopenat+0x460 sys/kern/vfs_syscalls.c:1163 #9 sys_open+0x86 sys/kern/vfs_syscalls.c:1065 #10 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 Process 32585 (syz-executor) thread 0xffff800045ffd770 (362335) exclusive rrwlock inode r = 0 (0xffff800001c4c468) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0xda sys/ufs/ufs/ufs_ihash.c:146 #5 ffs_vget+0x2e9 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 #7 VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 #8 vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 #9 namei+0xe19 sys/kern/vfs_lookup.c:250 #10 dofstatat+0x14b sys/kern/vfs_syscalls.c:2025 #11 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xffff800001c4c0f0) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527 #4 vn_lock+0xca sys/kern/vfs_vnops.c:576 #5 vget+0x321 sys/kern/vfs_subr.c:698 #6 cache_lookup+0x579 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x3c0 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 #9 vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 #10 namei+0xe19 sys/kern/vfs_lookup.c:250 #11 dofstatat+0x14b sys/kern/vfs_syscalls.c:2025 #12 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #13 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff854ee7c0) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 dofstatat+0x13a sys/kern/vfs_syscalls.c:2025 #2 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #2 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #3 Xsyscall+0x128 Process 61031 (syz-executor) thread 0xffff8000299234d0 (150919) exclusive rrwlock inode r = 0 (0xffff800001c4c6b8) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0xda sys/ufs/ufs/ufs_ihash.c:146 #5 ffs_vget+0x2e9 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ffs_inode_alloc+0x576 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x25d sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x1a8 sys/kern/vfs_vops.c:394 #9 domkdirat+0x1f9 sys/kern/vfs_syscalls.c:3063 #10 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xffff800001c01900) #0 witness_lock+0x632 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x632 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x53e sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xf0 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0x17e sys/kern/vfs_vops.c:527 #4 vn_lock+0xca sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x1f7 sys/kern/vfs_lookup.c:431 #6 namei+0xe19 sys/kern/vfs_lookup.c:250 #7 domkdirat+0xe1 sys/kern/vfs_syscalls.c:3048 #8 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11056 12238K 12622K 166960K 12745 0 pcb 17 24K 24K 166960K 82 0 rtable 152 16K 21K 166960K 446 0 pf 30 21K 32793K 166960K 79 0 ifaddr 28 7K 12K 166960K 61 0 ifgroup 47 2K 2K 166960K 79 0 sysctl 3 1K 13K 166960K 10 0 counters 66 41K 43K 166960K 88 0 ioctlops 0 0K 4K 166960K 1559 0 iov 0 0K 4K 166960K 10 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1301 84K 84K 166960K 1968 0 UFS quota 1 36K 36K 166960K 1 0 UFS mount 5 44K 44K 166960K 5 0 shm 3 6K 6K 166960K 20 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 37 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 292K 166960K 11964 0 file desc 16 57K 93K 166960K 780 0 sigio 0 0K 0K 166960K 3 0 proc 73 128K 177K 166960K 633 0 subproc 72 9K 9K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 20K 20K 166960K 1 0 ip_moptions 0 0K 0K 166960K 22 0 in_multi 56 4K 7K 166960K 122 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 17 0 ISOFS mount 1 36K 36K 166960K 1 0 MSDOSFS mount 1 20K 20K 166960K 1 0 ttys 61 425K 425K 166960K 61 0 exec 0 0K 2K 166960K 405 0 fusefs mount 1 36K 36K 166960K 1 0 tdb 3 1K 1K 166960K 3 0 VM swap 14 124K 124K 166960K 15 0 UVM amap 221 232K 250K 166960K 8424 0 UVM aobj 11 8K 8K 166960K 11 0 pinsyscall 1065 1979K 1982K 166960K 1969 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 2 0 NDP 10 0K 2K 166960K 41 0 temp 38 9162K 9172K 166960K 14197 0 kqueue 13 40K 64K 166960K 220 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 28 0 0 1 0 1 1 0 8 0 rtpcb 120 35 0 32 1 0 1 1 0 8 0 rtentry 176 131 0 67 6 1 5 6 0 8 0 unpcb 144 938 0 919 2 0 2 2 0 8 1 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpcb 736 171 0 167 1 0 1 1 0 8 0 arp 136 21 0 12 1 0 1 1 0 8 0 inpcb 328 570 0 558 2 0 2 2 0 8 0 nd6 152 29 0 18 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1192 6 0 6 1 0 1 1 0 8 1 pffrent 40 1 0 1 1 1 0 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 16 0 16 1 0 1 1 0 8 1 pfqueue 320 1 0 1 1 0 1 1 0 8 1 pfstitem 24 37 0 17 1 0 1 1 0 8 0 pfstkey 128 37 0 17 2 0 2 2 0 8 0 pfstate 448 37 0 17 4 0 4 4 0 8 1 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 565 0 264 29 10 19 29 0 8 0 art_table 40 566 0 264 5 0 5 5 0 8 0 art_node 32 131 0 72 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 4 1 0 1 1 0 8 1 semapl 72 34 0 24 1 0 1 1 0 8 0 shmpl 112 8 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2785 0 1310 93 0 93 93 0 8 0 ffsino 296 2785 0 1310 115 1 114 114 0 8 0 nchpl 144 3801 0 2098 64 0 64 64 0 8 0 vnodes 216 3248 0 0 181 0 181 181 0 8 0 namei 1024 11269 0 11266 2 1 1 1 0 8 0 percpumem 16 60 0 11 1 0 1 1 0 8 0 kstatmem 264 47 0 22 3 1 2 3 0 8 0 scxspl 216 16961 0 16959 11 6 5 8 1 8 4 plimitpl 152 47 0 29 1 0 1 1 0 8 0 sigapl 424 1098 0 1052 7 1 6 7 0 8 0 knotepl 120 82 0 0 3 0 3 3 0 8 0 kqueuepl 224 265 0 253 2 0 2 2 0 8 1 pipepl 344 266 0 239 3 0 3 3 0 8 0 fdescpl 528 1081 0 1051 3 0 3 3 0 8 0 filepl 160 5598 0 5374 12 1 11 12 0 8 0 lockfpl 104 292 0 290 1 0 1 1 0 8 0 lockfspl 48 133 0 131 1 0 1 1 0 8 0 sessionpl 144 58 0 49 1 0 1 1 0 8 0 pgrppl 48 67 0 50 1 0 1 1 0 8 0 ucredpl 104 536 0 519 1 0 1 1 0 8 0 zombiepl 144 1053 0 1052 2 1 1 1 0 8 0 processpl 1232 1098 0 1052 5 1 4 5 0 8 0 procpl 664 1984 0 1930 6 0 6 6 0 8 1 sosppl 176 4 0 2 2 1 1 1 0 8 0 sockpl 752 1550 0 1516 7 2 5 7 0 8 1 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 14 0 0 2 0 2 2 0 8 0 mcl12k 12288 5 0 0 1 0 1 1 0 8 0 mcl9k128 9344 4 0 0 1 0 1 1 0 8 0 mcl8k 8192 14 0 0 2 0 2 2 0 8 0 mcl4k 4096 117 0 0 15 0 15 15 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 21 0 0 3 0 3 3 0 8 0 mextrefs 64 22 0 0 1 0 1 1 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 181 0 0 12 0 12 12 0 8 0 bufpl 272 6095 0 133 398 0 398 398 0 8 0 anonpl 32 6369 0 0 52 0 52 52 0 222 0 amapchunkpl 152 26727 0 26301 27 0 27 27 0 158 5 amappl16 200 2903 0 2865 9 4 5 5 0 8 0 amappl15 192 7 0 7 2 2 0 1 0 8 0 amappl14 184 444 0 443 1 0 1 1 0 8 0 amappl13 176 127 0 115 1 0 1 1 0 8 0 amappl12 168 1335 0 1306 2 0 2 2 0 8 0 amappl11 160 11 0 11 3 2 1 1 0 8 1 amappl10 152 82 0 68 1 0 1 1 0 8 0 amappl9 144 276 0 276 1 1 0 1 0 8 0 amappl8 136 102 0 100 1 0 1 1 0 8 0 amappl7 128 150 0 137 1 0 1 1 0 8 0 amappl6 120 163 0 162 1 0 1 1 0 8 0 amappl5 112 101 0 90 1 0 1 1 0 8 0 amappl4 104 297 0 277 1 0 1 1 0 8 0 amappl3 96 5659 0 5557 4 0 4 4 0 8 0 amappl2 88 552 0 490 2 0 2 2 0 8 0 amappl1 80 13164 0 12569 14 1 13 14 0 8 0 amappl 88 7581 0 7432 5 0 5 5 0 92 0 uvmvnodes 80 118 0 0 3 0 3 3 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 2 0 1 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 10 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1081 0 1051 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1081 0 1051 1 0 1 1 0 8 0 vmmpekpl 168 10418 0 10387 2 0 2 2 0 8 0 vmmpepl 168 73760 0 71900 89 0 89 89 0 357 3 vmsppl 488 1080 0 1051 6 2 4 5 0 8 0 rwobjpl 80 21947 0 20906 25 1 24 24 0 8 1 pdppl 4096 2170 0 2102 102 30 72 86 0 8 4 pvpl 32 17372 0 0 143 2 141 141 0 265 0 pmappl 256 1080 0 1051 3 0 3 3 0 8 0 extentpl 40 47 0 29 1 0 1 1 0 8 0 phpool 120 679 0 45 20 0 20 20 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x19: leave x86_ipi_db(ffffffff85373ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412 x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff854edfc0) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff854edfc0) at __mp_lock+0x272 sys/kern/kern_lock.c:173 intr_handler(ffff800032704ad0,ffff800000170180) at intr_handler+0x113 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x6f927788d4b0, count: 9 ddb{0}> trace x86_ipi_db(ffffffff85373ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412 x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff854edfc0) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff854edfc0) at __mp_lock+0x272 sys/kern/kern_lock.c:173 intr_handler(ffff800032704ad0,ffff800000170180) at intr_handler+0x113 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x6f927788d4b0, count: -6 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x17: popq %rbp db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff846365a7) at panic+0x270 sys/kern/subr_prf.c:198 __asan_load4_noabort(ffffffff851ea314) at __asan_load4_noabort+0xa3 checkalias(ffff800001f57438,7d45) at checkalias+0x47d sys/kern/vfs_subr.c:603 ffs_vinit(ffff800000d7d800,ffff800029a67f20) at ffs_vinit+0x227 sys/ufs/ffs/ffs_subr.c:235 ffs_vget(ffff800000d7d800,4f7,ffff800029a680e0) at ffs_vget+0x748 sys/ufs/ffs/ffs_vfsops.c:1285 ufs_lookup() at ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(ffff800001f57d80,ffff800029a68710,ffff800029a68740) at VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 vfs_lookup(ffff800029a686e0) at vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 namei(ffff800029a686e0) at namei+0xe19 sys/kern/vfs_lookup.c:250 dofstatat(ffff800045ffd770,ffffff9c,71cf2d34b640,71cf2d34ba40,2) at dofstatat+0x14b sys/kern/vfs_syscalls.c:2025 syscall(ffff800029a68a00) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800029a68a00) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x71cf2d34baf0, count: 2 ddb{1}> trace db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff846365a7) at panic+0x270 sys/kern/subr_prf.c:198 __asan_load4_noabort(ffffffff851ea314) at __asan_load4_noabort+0xa3 checkalias(ffff800001f57438,7d45) at checkalias+0x47d sys/kern/vfs_subr.c:603 ffs_vinit(ffff800000d7d800,ffff800029a67f20) at ffs_vinit+0x227 sys/ufs/ffs/ffs_subr.c:235 ffs_vget(ffff800000d7d800,4f7,ffff800029a680e0) at ffs_vget+0x748 sys/ufs/ffs/ffs_vfsops.c:1285 ufs_lookup() at ufs_lookup+0x15c1 sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(ffff800001f57d80,ffff800029a68710,ffff800029a68740) at VOP_LOOKUP+0xda sys/kern/vfs_vops.c:85 vfs_lookup(ffff800029a686e0) at vfs_lookup+0xfbd sys/kern/vfs_lookup.c:580 namei(ffff800029a686e0) at namei+0xe19 sys/kern/vfs_lookup.c:250 dofstatat(ffff800045ffd770,ffffff9c,71cf2d34b640,71cf2d34ba40,2) at dofstatat+0x14b sys/kern/vfs_syscalls.c:2025 syscall(ffff800029a68a00) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800029a68a00) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x71cf2d34baf0, count: -13