uvm_fault(0xfffff4006cea6d70, 0xf, 0, 1) -> e kernel: page fault trap, code=0 Stopped at ktrops+0x58: movq 0x10(%r14),%r14 TID PID UID PRFLAGS PFLAGS CPU COMMAND 244363 84087 0 0 0x1 0 syz-executor *396442 84087 0 0 0x4000000 1K syz-executor ktrops(ffff800045ff2fa8,ffffffffffffffff,0,a0c7ff9d,fffff40061d2a1c0,fffff400097fd4e0) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff800045ff2fa8,ffffffffffffffff,0,a0c7ff9d,fffff40061d2a1c0,fffff400097fd4e0) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffff40061d2a1c0,4,20c7ff9d,0,ffff800045ff2fa8) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffff40061d2a1c0,4,20c7ff9d,0,ffff800045ff2fa8) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff800045ff2fa8,ffff80002a2e8690,ffff80002a2e85e0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff80002a2e8690) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2e8690) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x31b36d0a3b0, count: 10 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: uvm_fault(0xfffff4006cea6d70, 0xf, 0, 1) -> e ddb{1}> show kasan No such command ddb{1}> trace ktrops(ffff800045ff2fa8,ffffffffffffffff,0,a0c7ff9d,fffff40061d2a1c0,fffff400097fd4e0) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff800045ff2fa8,ffffffffffffffff,0,a0c7ff9d,fffff40061d2a1c0,fffff400097fd4e0) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffff40061d2a1c0,4,20c7ff9d,0,ffff800045ff2fa8) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffff40061d2a1c0,4,20c7ff9d,0,ffff800045ff2fa8) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff800045ff2fa8,ffff80002a2e8690,ffff80002a2e85e0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff80002a2e8690) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2e8690) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x31b36d0a3b0, count: -5 ddb{1}> show registers rdi 0xffff800045ff2fa8 rsi 0xffffffffffffffff rbp 0xffff80002a2e83a0 rbx 0xfffff400097fd4e0 rdx 0 rcx 0xffff800045ff2fa8 rax 0xffff80002999dff0 r8 0xfffff40061d2a1c0 r9 0xfffff400097fd4e0 r10 0xdcc0d81785ada696 r11 0x1190d507475d4600 r12 0xffff800045ff2fa8 r13 0xffffffffffffffff r14 0xffffffffffffffff r15 0xa0c7ff9d rip 0xffffffff82024048 ktrops+0x58 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a2e8320 ss 0 ktrops+0x58: movq 0x10(%r14),%r14 ddb{1}> show proc PROC (syz-executor) tid=396442 pid=84087 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=17, usrpri=70, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800045ff2d10,0xffff800045ffca78 process=0xffff80002a381cf8 user=0xffff80002a2e3000, vmspace=0xfffff4006cea6d70 estcpu=20, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 92114 376056 8739 0 2 0 0 syz-executor 67825 365824 86343 0 3 0 0x80 nanoslp syz-executor 67825 270686 86343 0 2 0 0x4000000 syz-executor 67825 242798 86343 0 3 0 0x4000080 fsleep syz-executor 13186 504679 90115 0 2 0 0 syz-executor 13186 274540 90115 0 3 0 0x4000080 fsleep syz-executor 13186 160269 90115 0 3 0 0x4000000 inode syz-executor 13186 355029 90115 0 3 0 0x4000080 ttyin syz-executor 84087 244363 96730 0 7 0 0x1 syz-executor *84087 396442 96730 0 7 0 0x4000000 syz-executor 84087 498928 96730 0 2 0 0x4000080 syz-executor 4692 236017 1834 0 2 0x2 0 syz-executor 90115 266544 1834 0 3 0x2 0x80 nanoslp syz-executor 8739 105631 1834 0 3 0x2 0x80 nanoslp syz-executor 96730 439732 1834 0 3 0x2 0x80 nanoslp syz-executor 37402 410384 1834 0 3 0x2 0 biowait syz-executor 52053 199161 1834 0 2 0x2 0 syz-executor 86343 2742 1834 0 3 0x2 0x80 nanoslp syz-executor 1834 460646 74506 0 3 0x2 0x80 nanoslp syz-executor 74506 236796 5650 0 3 0x100002 0x88 sigsusp ksh 5650 302333 68436 0 3 0x10 0x88 kqread sshd-session 68436 308871 89183 0 3 0x12 0x80 kqread sshd-session 81466 307964 1 0 3 0x100003 0x80 ttyin getty 89183 321849 1 0 3 0 0x88 kqread sshd 925 89341 14284 74 3 0x1100012 0x80 bpf pflogd 14284 244581 1 0 3 0 0x80 sbwait pflogd 70935 391960 32461 73 3 0x1100010 0x80 kqread syslogd 32461 301623 1 0 3 0x100002 0x80 sbwait syslogd 59391 37844 1 0 3 0x100000 0x80 kqread resolvd 12361 88797 29868 77 3 0x100012 0x80 kqread dhcpleased 43680 396251 29868 77 3 0x100012 0x80 kqread dhcpleased 29868 18147 1 0 3 0 0x80 kqread dhcpleased 2139 285800 0 0 3 0x14000 0x200 bored smr 60136 176418 0 0 2 0x14000 0x200 zerothread 44415 170818 0 0 3 0x14000 0x200 aiodoned aiodoned 34416 448800 0 0 3 0x14000 0x200 syncer update 2652 504104 0 0 3 0x14000 0x200 cleaner cleaner 10718 23458 0 0 3 0x14000 0x200 reaper reaper 97570 8403 0 0 3 0x14000 0x200 pgdaemon pagedaemon 33519 62178 0 0 3 0x14000 0x200 bored viomb 42754 515581 0 0 3 0x14000 0x40000200 acpi0 acpi0 54612 16340 0 0 3 0x14000 0x40000200 idle1 83637 349345 0 0 3 0x14000 0x200 bored softnet1 7241 271700 0 0 3 0x14000 0x200 bored softnet0 4101 507704 0 0 3 0x14000 0x200 bored systqmp 58840 514555 0 0 3 0x14000 0x200 bored systq 86446 504186 0 0 3 0x14000 0x200 tmoslp softclockmp 44934 226800 0 0 3 0x14000 0x40000200 tmoslp softclock 78503 44561 0 0 3 0x14000 0x40000200 idle0 1 55714 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{1}> show all locks Process 13186 (syz-executor) thread 0xffff80003bfbc550 (160269) exclusive rrwlock inode r = 0 (0xfffff4006cdc7318) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x12b sys/kern/vfs_lookup.c:431 #6 namei+0x7c5 sys/kern/vfs_lookup.c:250 #7 vn_open+0x22e sys/kern/vfs_vnops.c:109 #8 doopenat+0x35b sys/kern/vfs_syscalls.c:1163 #9 sys_open+0x59 sys/kern/vfs_syscalls.c:1065 #10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 Process 13186 (syz-executor) thread 0xffff80003bfbcd18 (355029) exclusive rrwlock inode r = 0 (0xfffff4007a2ca480) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 spec_open+0x2f2 sys/kern/spec_vnops.c:151 #6 VOP_OPEN+0x8b sys/kern/vfs_vops.c:138 #7 vn_open+0x7a5 sys/kern/vfs_vnops.c:183 #8 vndioctl+0xc43 sys/dev/vnd.c:458 #9 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #10 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 #11 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #12 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #13 Xsyscall+0x128 Process 84087 (syz-executor) thread 0xffff800045ff2fa8 (396442) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83af9540) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2d8 sys/kern/kern_synch.c:369 #3 biowait+0xc6 sys/kern/vfs_bio.c:1110 #4 bwrite+0x359 sys/kern/vfs_bio.c:625 #5 ffs_update+0x2fe sys/ufs/ffs/ffs_inode.c:111 #6 ffs_truncate+0xc9b sys/ufs/ffs/ffs_inode.c:-1 #7 ufs_inactive+0x202 sys/ufs/ufs/ufs_inode.c:84 #8 VOP_INACTIVE+0x104 sys/kern/vfs_vops.c:498 #9 vrele+0x129 sys/kern/vfs_subr.c:843 #10 ktrsettrace+0xe7 sys/kern/kern_ktrace.c:122 #11 ktrops+0x26c sys/kern/kern_ktrace.c:574 #12 doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] #12 doktrace+0x6bd sys/kern/kern_ktrace.c:518 #13 sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 #14 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #14 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #15 Xsyscall+0x128 Process 4692 (syz-executor) thread 0xffff800045ff34d8 (236017) exclusive rrwlock inode r = 0 (0xfffff4006ee95808) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vn_closefile+0x111 vn_close sys/kern/vfs_vnops.c:298 [inline] #5 vn_closefile+0x111 sys/kern/vfs_vnops.c:621 #6 fdrop+0x121 sys/kern/kern_descrip.c:1281 #7 closef+0x192 sys/kern/kern_descrip.c:1265 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 37402 (syz-executor) thread 0xffff800045ffcf98 (410384) exclusive rrwlock inode r = 0 (0xfffff4006d0ceea0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:150 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3063 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffff4006d8dfb20) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x12b sys/kern/vfs_lookup.c:431 #6 namei+0x7c5 sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3048 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 52053 (syz-executor) thread 0xffff800045ffdc90 (199161) exclusive rrwlock inode r = 0 (0xfffff4007f09b218) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vn_closefile+0x111 vn_close sys/kern/vfs_vnops.c:298 [inline] #5 vn_closefile+0x111 sys/kern/vfs_vnops.c:621 #6 fdrop+0x121 sys/kern/kern_descrip.c:1281 #7 closef+0x192 sys/kern/kern_descrip.c:1265 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11054 12091K 12352K 166960K 12314 0 pcb 19 12K 12K 166960K 39 0 rtable 219 7K 8K 166960K 389 0 pf 33 17K 24K 166960K 94 0 ifaddr 38 6K 7K 166960K 53 0 ifgroup 51 2K 2K 166960K 71 0 sysctl 4 1K 9K 166960K 8 0 counters 68 36K 37K 166960K 80 0 ioctlops 0 0K 4K 166960K 1611 0 iov 0 0K 12K 166960K 2 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1303 82K 82K 166960K 1688 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 4 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 16 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 291K 166960K 11964 0 file desc 13 45K 93K 166960K 288 0 sigio 0 0K 0K 166960K 1 0 proc 72 115K 180K 166960K 554 0 subproc 63 3K 5K 166960K 198 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 11 0 in_multi 84 5K 6K 166960K 109 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 18 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 55 254K 254K 166960K 55 0 exec 0 0K 1K 166960K 445 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 206 166K 188K 166960K 4172 0 UVM aobj 8 2K 2K 166960K 8 0 pinsyscall 38 76K 108K 166960K 1487 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 11 0K 1K 166960K 34 0 temp 31 9114K 9162K 166960K 4688 0 kqueue 13 20K 24K 166960K 37 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 41 0 38 1 0 1 1 0 8 0 rtentry 176 118 0 20 5 0 5 5 0 8 0 unpcb 144 85 0 68 1 0 1 1 0 8 0 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpcb 736 22 0 18 1 0 1 1 0 8 0 arp 136 18 0 2 1 0 1 1 0 8 0 inpcb 328 169 0 160 4 1 3 4 0 8 2 nd6 152 26 0 6 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 kcovpl 48 22 0 15 1 0 1 1 0 8 0 ppxss 1192 3 0 3 1 1 0 1 0 8 0 pffrag 232 2 0 1 1 0 1 1 0 482 0 pffrnode 88 2 0 1 1 0 1 1 0 8 0 pffrent 40 3 0 2 1 0 1 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 pfanchor 1288 14 0 9 1 0 1 1 0 8 0 pfstitem 24 33 0 1 1 0 1 1 0 8 0 pfstkey 128 33 0 1 2 0 2 2 0 8 0 pfstate 448 33 0 1 4 0 4 4 0 8 0 pfrule 1360 22 0 17 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 0 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 510 0 84 31 1 30 31 0 8 1 art_table 40 511 0 84 5 0 5 5 0 8 0 art_node 32 118 0 28 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 1 1 0 1 1 0 8 1 semapl 72 14 0 4 1 0 1 1 0 8 0 shmpl 112 5 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1841 0 365 93 0 93 93 0 8 0 ffsino 296 1841 0 365 114 0 114 114 0 8 0 nchpl 144 2191 0 472 64 0 64 64 0 8 0 vnodes 216 2157 0 0 120 0 120 120 0 8 0 namei 1024 6992 0 6990 1 0 1 1 0 8 0 percpumem 16 56 0 6 1 0 1 1 0 8 0 kstatmem 264 37 0 12 3 1 2 3 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 9355 0 9354 4 3 1 3 1 8 0 plimitpl 152 59 0 42 1 0 1 1 0 8 0 sigapl 424 590 0 547 7 1 6 7 0 8 0 knotepl 120 308 0 0 10 0 10 10 0 8 0 kqueuepl 224 47 0 37 1 0 1 1 0 8 0 pipepl 344 210 0 183 3 0 3 3 0 8 0 fdescpl 528 574 0 547 3 0 3 3 0 8 0 filepl 160 2694 0 2487 12 0 12 12 0 8 2 lockfpl 104 46 0 44 1 0 1 1 0 8 0 lockfspl 48 23 0 21 1 0 1 1 0 8 0 sessionpl 144 43 0 34 1 0 1 1 0 8 0 pgrppl 48 65 0 49 1 0 1 1 0 8 0 ucredpl 104 370 0 356 1 0 1 1 0 8 0 zombiepl 144 547 0 547 1 0 1 1 0 8 1 processpl 1232 590 0 547 5 1 4 5 0 8 0 procpl 664 786 0 736 5 0 5 5 0 8 0 sosppl 176 2 0 2 1 1 0 1 0 8 0 sockpl 752 298 0 269 7 1 6 7 0 8 3 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl9k128 9344 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 133 0 0 17 0 17 17 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 17 0 0 3 0 3 3 0 8 0 mextrefs 64 17 0 0 1 0 1 1 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 185 0 0 12 0 12 12 0 8 0 bufpl 272 3613 0 105 234 0 234 234 0 8 0 anonpl 32 6980 0 0 57 0 57 57 0 247 0 amapchunkpl 152 12262 0 11865 25 1 24 25 0 158 5 amappl16 200 2097 0 2079 16 6 10 13 0 8 8 amappl15 192 3 0 2 1 0 1 1 0 8 0 amappl14 184 442 0 441 1 0 1 1 0 8 0 amappl13 176 128 0 116 1 0 1 1 0 8 0 amappl12 168 849 0 823 2 0 2 2 0 8 0 amappl11 160 4 0 4 1 1 0 1 0 8 0 amappl10 152 66 0 52 1 0 1 1 0 8 0 amappl9 144 276 0 276 1 1 0 1 0 8 0 amappl8 136 101 0 99 1 0 1 1 0 8 0 amappl7 128 149 0 136 1 0 1 1 0 8 0 amappl6 120 159 0 158 1 0 1 1 0 8 0 amappl5 112 108 0 97 1 0 1 1 0 8 0 amappl4 104 302 0 283 1 0 1 1 0 8 0 amappl3 96 2176 0 2096 3 0 3 3 0 8 0 amappl2 88 706 0 633 2 0 2 2 0 8 0 amappl1 80 11195 0 10597 16 3 13 16 0 8 0 amappl 88 3390 0 3257 4 0 4 4 0 92 0 uvmvnodes 80 100 0 0 3 0 3 3 0 8 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 128 254 0 254 2 2 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 7 0 0 1 0 1 1 0 8 0 uaddrrnd 24 574 0 547 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 574 0 547 1 0 1 1 0 8 0 vmmpekpl 168 7090 0 7045 3 0 3 3 0 8 0 vmmpepl 168 46042 0 44332 90 1 89 89 0 357 7 vmsppl 488 573 0 547 5 1 4 5 0 8 0 rwobjpl 80 16479 0 15487 25 0 25 25 0 8 2 pdppl 4096 1155 0 1094 105 36 69 85 0 8 8 pvpl 32 11592 0 0 95 1 94 94 0 265 0 pmappl 256 573 0 547 3 1 2 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 517 0 42 14 0 14 14 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83947ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x4f sys/dev/kcov.c:159 intr_handler(ffff80002a2d0030,ffff8000002a2900) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83af8d40) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83af8d40) at __mp_lock+0x192 sys/kern/kern_lock.c:173 ktrsysret(ffff800045ff2d10,53,0,ffff80002a2d0220) at ktrsysret+0xde ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff800045ff2d10,53,0,ffff80002a2d0220) at ktrsysret+0xde sys/kern/kern_ktrace.c:209 syscall(ffff80002a2d02d0) at syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a2d02d0) at syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f21f7108ab0, count: 5 ddb{0}> trace x86_ipi_db(ffffffff83947ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x4f sys/dev/kcov.c:159 intr_handler(ffff80002a2d0030,ffff8000002a2900) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83af8d40) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83af8d40) at __mp_lock+0x192 sys/kern/kern_lock.c:173 ktrsysret(ffff800045ff2d10,53,0,ffff80002a2d0220) at ktrsysret+0xde ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff800045ff2d10,53,0,ffff80002a2d0220) at ktrsysret+0xde sys/kern/kern_ktrace.c:209 syscall(ffff80002a2d02d0) at syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a2d02d0) at syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f21f7108ab0, count: -10 ddb{0}> machine ddbcpu 1 Stopped at ktrops+0x58: movq 0x10(%r14),%r14 ktrops(ffff800045ff2fa8,ffffffffffffffff,0,a0c7ff9d,fffff40061d2a1c0,fffff400097fd4e0) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff800045ff2fa8,ffffffffffffffff,0,a0c7ff9d,fffff40061d2a1c0,fffff400097fd4e0) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffff40061d2a1c0,4,20c7ff9d,0,ffff800045ff2fa8) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffff40061d2a1c0,4,20c7ff9d,0,ffff800045ff2fa8) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff800045ff2fa8,ffff80002a2e8690,ffff80002a2e85e0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff80002a2e8690) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2e8690) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x31b36d0a3b0, count: 10 ddb{1}> trace ktrops(ffff800045ff2fa8,ffffffffffffffff,0,a0c7ff9d,fffff40061d2a1c0,fffff400097fd4e0) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff800045ff2fa8,ffffffffffffffff,0,a0c7ff9d,fffff40061d2a1c0,fffff400097fd4e0) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffff40061d2a1c0,4,20c7ff9d,0,ffff800045ff2fa8) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffff40061d2a1c0,4,20c7ff9d,0,ffff800045ff2fa8) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff800045ff2fa8,ffff80002a2e8690,ffff80002a2e85e0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff80002a2e8690) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2e8690) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x31b36d0a3b0, count: -5