witness: lock_object uninitialized: 0xffff800001507030 Starting stack trace... witness_checkorder(ffff800001507030,9,0) at witness_checkorder+0x1af witness_debugger sys/kern/subr_witness.c:2522 [inline] witness_checkorder(ffff800001507030,9,0) at witness_checkorder+0x1af sys/kern/subr_witness.c:779 rw_do_enter_write(ffff800001507018,0) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 unveil_delete_names(ffff800001507000) at unveil_delete_names+0x3d sys/kern/kern_unveil.c:102 unveil_destroy(ffff80002a3614a0) at unveil_destroy+0xbd sys/kern/kern_unveil.c:183 exit1(ffff80003c54b9f0,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff80003c54b9f0,ffff80002a3e62b0,ffff80002a3e6200) at sys_exit+0x1a syscall(ffff80002a3e62b0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a3e62b0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x765ac79bf110, count: 249 End of stack trace. Stopped at db_enter+0x25: addq $0x8,%rsp ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 witness_checkorder(ffff800001507030,9,0) at witness_checkorder+0x1b4 rw_do_enter_write(ffff800001507018,0) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 unveil_delete_names(ffff800001507000) at unveil_delete_names+0x3d sys/kern/kern_unveil.c:102 unveil_destroy(ffff80002a3614a0) at unveil_destroy+0xbd sys/kern/kern_unveil.c:183 exit1(ffff80003c54b9f0,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff80003c54b9f0,ffff80002a3e62b0,ffff80002a3e6200) at sys_exit+0x1a syscall(ffff80002a3e62b0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a3e62b0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x765ac79bf110, count: -9 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80002a3e5f40 rbx 0 rdx 0 rcx 0xffff80003c54b9f0 rax 0xffff800029a9bff0 r8 0xffff80002a3e5ee0 r9 0x8080808080808080 r10 0x58eebc2a28d777f7 r11 0xee2deecdd8b72ec6 r12 0 r13 0x1 r14 0xffff800001507030 r15 0x3 rip 0xffffffff82edcdb5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a3e5f30 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=400163 pid=84662 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff80003c54b9f0 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff80003c54ad20,0xffff80003a0b4a78 process=0xffff80002a3614a0 user=0xffff80002a3e1000, vmspace=0xfffffd806ee3fab8 estcpu=36, cpticks=10, pctcpu=0.0, user=0, sys=9, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 39208 202072 56746 0 3 0 vmmaplk syz-executor 39208 315005 56746 0 3 0x4000080 fsleep syz-executor 39208 409386 56746 0 7 0x4000000 syz-executor 39208 118899 56746 0 2 0x4000000 syz-executor 83250 425410 11376 0 3 0 vmmaplk syz-executor 83250 122093 11376 0 2 0x4000000 syz-executor 68188 492760 61550 0 2 0 syz-executor 68188 102728 61550 0 3 0x4000080 fsleep syz-executor 85052 275509 96306 0 2 0 syz-executor 85052 90589 96306 0 3 0x4000080 sbwait syz-executor 85052 459418 96306 0 2 0x4000000 syz-executor 51229 347470 70906 0 3 0x80 nanoslp syz-executor 51229 145026 70906 0 3 0x4000080 pipewr syz-executor 96306 231417 87890 0 3 0x82 nanoslp syz-executor 85690 33678 87890 0 3 0x82 nanoslp syz-executor 56746 319574 87890 0 3 0x82 nanoslp syz-executor 62268 141527 0 0 3 0x14200 acct acct 19347 162964 0 0 3 0x14280 nfsidl nfsio 34554 269920 0 0 3 0x14280 nfsidl nfsio 39617 327546 0 0 3 0x14280 nfsidl nfsio 30481 11860 0 0 3 0x14280 nfsidl nfsio 31844 516088 0 0 3 0x14280 nfsidl nfsio 37309 232214 0 0 3 0x14280 nfsidl nfsio 46734 288674 0 0 3 0x14280 nfsidl nfsio 15219 162115 0 0 3 0x14280 nfsidl nfsio 57758 128024 0 0 3 0x14280 nfsidl nfsio 23848 174829 0 0 3 0x14280 nfsidl nfsio 98346 269311 0 0 3 0x14280 nfsidl nfsio 41971 385645 0 0 3 0x14280 nfsidl nfsio 91592 170533 0 0 3 0x14280 nfsidl nfsio 17960 252777 0 0 3 0x14280 nfsidl nfsio 22230 232830 0 0 3 0x14280 nfsidl nfsio 92578 178269 0 0 3 0x14280 nfsidl nfsio 83117 37128 0 0 3 0x14280 nfsidl nfsio 97184 384607 0 0 3 0x14280 nfsidl nfsio 72350 450754 0 0 3 0x14280 nfsidl nfsio 78252 83071 0 0 3 0x14280 nfsidl nfsio 61550 453693 87890 0 3 0x82 nanoslp syz-executor 83579 253507 1 0 3 0x100083 ttyopn getty 11376 117021 87890 0 3 0x82 nanoslp syz-executor 74358 295670 87890 0 2 0x2 syz-executor 56003 422579 0 0 3 0x14200 bored sosplice 70906 236799 87890 0 3 0x82 nanoslp syz-executor 19478 62334 87890 0 3 0x82 nanoslp syz-executor 87890 214734 83055 0 2 0x2 syz-executor 83055 59246 59097 0 3 0x10008a sigsusp ksh 59097 273759 31409 0 3 0x98 kqread sshd-session 31409 157777 59714 0 3 0x92 kqread sshd-session 59714 468227 1 0 3 0x88 kqread sshd 34354 514947 80892 74 3 0x1100092 bpf pflogd 80892 517953 1 0 3 0x80 sbwait pflogd 37781 465178 56211 73 3 0x1100090 kqread syslogd 56211 284827 1 0 3 0x100082 sbwait syslogd 6044 141938 1 0 3 0x100080 kqread resolvd 47734 169660 69261 77 3 0x100092 kqread dhcpleased 36356 183565 69261 77 3 0x100092 kqread dhcpleased 69261 116933 1 0 3 0x80 kqread dhcpleased 10125 419548 0 0 3 0x14200 bored smr 53220 295894 0 0 2 0x14200 zerothread 31984 346317 0 0 3 0x14200 aiodoned aiodoned 12746 232772 0 0 3 0x14200 syncer update 24186 65613 0 0 3 0x14200 cleaner cleaner 4311 404944 0 0 2 0x14200 reaper 7539 362210 0 0 3 0x14200 pgdaemon pagedaemon 45057 377690 0 0 3 0x14200 bored viomb 77027 130494 0 0 3 0x40014200 acpi0 acpi0 23274 23408 0 0 3 0x40014200 idle1 97789 364906 0 0 3 0x14200 bored softnet3 69487 241919 0 0 3 0x14200 bored softnet2 87989 67404 0 0 3 0x14200 bored softnet1 19196 461859 0 0 2 0x14200 softnet0 77539 483922 0 0 3 0x14200 bored systqmp 95047 280580 0 0 3 0x14200 bored systq 40808 379890 0 0 3 0x14200 tmoslp softclockmp 57021 328408 0 0 3 0x40014200 tmoslp softclock 42617 200364 0 0 3 0x40014200 idle0 1 291955 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 0: exclusive mutex /syzkaller/managers/multicore/kernel/sys/kern/kern_tc.c:109 r = 0 (0xffffffff837f5388) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #2 tc_ticktock+0x75 sys/kern/kern_tc.c:866 #3 hardclock+0x1d sys/kern/kern_clock.c:144 #4 clockintr_hardclock+0x148 #5 clockintr_dispatch+0x3a3 #6 lapic_clockintr+0x51 sys/arch/amd64/amd64/lapic.c:489 #7 Xresume_lapic_ltimer+0x2a #8 __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:584 [inline] #8 __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:153 #9 __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] #9 __mp_lock+0x1a3 sys/kern/kern_lock.c:144 #10 intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 #11 Xintr_ioapic_edge16_untramp+0x18f #12 __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] #12 __mp_lock+0x192 sys/kern/kern_lock.c:144 #13 softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 #14 Xsoftclock+0x27 #15 __mp_lock+0x19e __mp_lock_spin sys/kern/kern_lock.c:113 [inline] #15 __mp_lock+0x19e sys/kern/kern_lock.c:144 #16 __mp_acquire_count+0x58 #17 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #18 yield+0x6a sys/kern/sched_bsd.c:320 Process 39208 (syz-executor) thread 0xffff80003a0b5c58 (409386) exclusive rrwlock inode r = 0 (0xfffffd806dd32ef0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1732 #8 ufs_mknod+0x5b sys/ufs/ufs/ufs_vnops.c:167 #9 VOP_MKNOD+0x102 sys/kern/vfs_vops.c:121 #10 domknodat+0x47e sys/kern/vfs_syscalls.c:1623 #11 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806dcd4858) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domknodat+0xb4 sys/kern/vfs_syscalls.c:1575 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 39208 (syz-executor) thread 0xffff80003a0b5218 (118899) exclusive rwlock vmmaplk r = 0 (0xfffffd806ee3f828) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvmfault_lookup+0xe8 sys/uvm/uvm_fault.c:1858 #4 uvm_fault_check+0x987 uvmfault_amapcopy sys/uvm/uvm_fault.c:235 [inline] #4 uvm_fault_check+0x987 sys/uvm/uvm_fault.c:774 #5 uvm_fault+0x106 sys/uvm/uvm_fault.c:668 #6 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #7 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #8 recall_trap+0x8 Process 83250 (syz-executor) thread 0xffff80003c54a050 (122093) exclusive rwlock vmmaplk r = 0 (0xfffffd806be972e0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvmfault_lookup+0xe8 sys/uvm/uvm_fault.c:1858 #4 uvm_fault_check+0x987 uvmfault_amapcopy sys/uvm/uvm_fault.c:235 [inline] #4 uvm_fault_check+0x987 sys/uvm/uvm_fault.c:774 #5 uvm_fault+0x106 sys/uvm/uvm_fault.c:668 #6 kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 #7 kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 #8 alltraps_kern_meltdown+0x7b #9 copyout+0x57 #10 mmrw+0x3de #11 spec_read+0x155 sys/kern/spec_vnops.c:215 #12 VOP_READ+0x102 sys/kern/vfs_vops.c:227 #13 vn_read+0x17b sys/kern/vfs_vnops.c:369 #14 dofilereadv+0x230 sys/kern/sys_generic.c:252 #15 sys_preadv+0xe3 sys/kern/vfs_syscalls.c:3325 #16 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #16 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #17 Xsyscall+0x128 Process 74358 (syz-executor) thread 0xffff80003c4de560 (295670) exclusive rwlock vmmaplk r = 0 (0xfffffd807eb8b658) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvmspace_fork+0x12b sys/uvm/uvm_map.c:3820 #4 process_new+0x553 sys/kern/kern_fork.c:279 #5 fork1+0x3ea sys/kern/kern_fork.c:405 #6 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd8067743a18) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvmspace_fork+0x44 sys/uvm/uvm_map.c:3811 #4 process_new+0x553 sys/kern/kern_fork.c:279 #5 fork1+0x3ea sys/kern/kern_fork.c:405 #6 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 4311 (reaper) thread 0xffff8000ffffca48 (404944) exclusive rwlock kmmaplk r = 0 (0xffffffff839bebf8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvm_unmap+0x81 sys/uvm/uvm_map.c:1792 #4 km_free+0x87 sys/uvm/uvm_km.c:833 #5 uvm_uarea_free+0x4f sys/uvm/uvm_glue.c:284 #6 reaper+0x1fe sys/kern/kern_exit.c:466 #7 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10212 11105K 15343K 166960K 18069 0 pcb 17 16K 18K 166960K 878 0 rtable 172 8K 10K 166960K 1267 0 pf 44 19K 23K 166960K 349 0 ifaddr 36 6K 7K 166960K 218 0 ifgroup 59 2K 2K 166960K 435 0 sysctl 4 1K 2K 166960K 13 0 counters 66 36K 37K 166960K 320 0 ioctlops 0 0K 4K 166960K 2111 0 iov 2 6K 32K 166960K 295 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1470 92K 93K 166960K 5117 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 4 68K 72K 166960K 87 0 VM map 2 1K 1K 166960K 2 0 sem 24 3K 3K 166960K 28 0 dirhash 12 2K 2K 166960K 84 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 85K 166960K 4139 0 sigio 1 0K 0K 166960K 91 0 proc 79 115K 127K 166960K 1178 0 subproc 72 4K 4K 166960K 163 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 890 0 in_multi 64 4K 7K 166960K 338 0 ether_multi 1 0K 0K 166960K 22 0 mrt 1 0K 0K 166960K 12 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 103 466K 466K 166960K 103 0 exec 0 0K 1K 166960K 1322 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 8 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 239 73K 88K 166960K 40521 0 UVM aobj 131 8K 8K 166960K 144 0 pinsyscall 43 86K 103K 166960K 5587 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 1 0K 1K 166960K 343 0 NDP 13 0K 2K 166960K 157 0 temp 75 8644K 8740K 166960K 151375 0 kqueue 13 20K 34K 166960K 626 0 SYN cache 2 10K 18K 166960K 3 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 371 0 368 3 0 3 3 0 8 2 rtentry 112 379 0 312 4 0 4 4 0 8 0 unpcb 144 3082 0 3063 27 25 2 7 0 8 1 syncache 336 22 0 22 12 12 0 1 0 8 0 tcpqe 32 7 0 7 5 5 0 1 0 8 0 tcpcb 808 1590 0 1553 41 33 8 8 0 8 4 arp 120 95 0 84 1 0 1 1 0 8 0 inpcb 376 5490 0 5449 66 57 9 15 0 8 4 ip6q 72 1 0 1 1 1 0 1 0 8 0 ip6af 40 2 0 2 1 1 0 1 0 8 0 nd6 136 65 0 48 1 0 1 1 0 8 0 pkpcb 40 18 0 18 7 7 0 1 0 8 0 kcovpl 48 18 0 10 1 0 1 1 0 8 0 ppxss 1168 63 0 63 10 9 1 1 0 8 1 pppxif 1472 17 0 17 8 7 1 1 0 8 1 pffrag 232 20 0 12 1 0 1 1 0 482 0 pffrnode 88 17 0 12 1 0 1 1 0 8 0 pffrent 40 41 0 33 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 pfrktable 1344 2 0 0 1 0 1 1 0 8 0 pfanchor 1288 1 0 0 1 0 1 1 0 8 0 pftag 88 3 0 0 1 0 1 1 0 8 0 pfstitem 24 226 0 143 1 0 1 1 0 8 0 pfstkey 128 227 0 144 4 0 4 4 0 8 0 pfstate 376 227 0 144 11 0 11 11 0 8 0 pfrule 1344 103 0 92 2 1 1 2 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 1403 0 1125 41 23 18 32 0 8 0 art_table 32 1407 0 1125 5 1 4 5 0 8 0 art_node 16 373 0 315 1 0 1 1 0 8 0 sysvmsgpl 40 24 0 17 1 0 1 1 0 8 0 semupl 112 3 0 3 2 2 0 1 0 8 0 semapl 112 23 0 1 1 0 1 1 0 8 0 shmpl 112 141 0 13 4 0 4 4 0 8 0 dirhash 1024 66 0 49 3 0 3 3 0 8 0 dino2pl 256 8670 0 7147 96 0 96 96 0 8 0 ffsino 280 8670 0 7147 109 0 109 109 0 8 0 nchpl 144 14307 0 13737 65 40 25 64 0 8 0 rtmask 32 3 0 3 2 2 0 1 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 53101 0 53100 6 5 1 2 0 8 0 percpumem 16 174 0 127 1 0 1 1 0 8 0 kstatmem 264 236 0 210 7 4 3 3 0 8 0 scsiplug 72 14 0 14 7 6 1 1 0 8 1 scxspl 216 46805 0 46805 19 18 1 8 1 8 1 plimitpl 152 830 0 812 1 0 1 1 0 8 0 sigapl 424 4484 0 4412 13 4 9 9 0 8 0 futexpl 64 56600 0 56598 2 1 1 1 0 8 0 knotepl 120 633 0 0 18 0 18 18 0 8 0 kqueuepl 216 1632 0 1623 27 24 3 5 0 8 2 pipepl 328 605 0 577 6 3 3 6 0 8 0 fdescpl 504 4422 0 4391 6 1 5 5 0 8 0 filepl 152 32201 0 31949 45 32 13 22 0 8 0 lockfpl 104 1584 0 1581 4 3 1 2 0 8 0 lockfspl 48 549 0 546 1 0 1 1 0 8 0 sessionpl 144 54 0 45 1 0 1 1 0 8 0 pgrppl 48 249 0 232 1 0 1 1 0 8 0 ucredpl 104 6283 0 6268 1 0 1 1 0 8 0 zombiepl 144 5484 0 5482 6 5 1 1 0 8 0 processpl 1168 4484 0 4412 8 2 6 6 0 8 0 procpl 656 10932 0 10850 11 3 8 8 0 8 0 srpgc 96 26 0 26 6 6 0 1 0 8 0 sosppl 168 16 0 16 8 7 1 1 0 8 1 sockpl 688 9012 0 8949 83 73 10 18 0 8 3 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 5 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 8 0 0 1 0 1 1 0 8 0 mcl4k 4096 128 0 0 15 0 15 15 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 42 0 0 5 0 5 5 0 8 0 mtagpl 96 163 0 0 4 0 4 4 0 8 0 mbufpl 256 499 0 0 28 0 28 28 0 8 0 bufpl 280 13438 0 7284 440 0 440 440 0 8 0 anonpl 24 521508 0 512939 176 118 58 88 0 184 6 amapchunkpl 152 132116 0 131505 85 53 32 38 0 158 3 amappl16 200 10267 0 10024 99 85 14 29 0 8 1 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 176 0 164 1 0 1 1 0 8 0 amappl13 176 3 0 3 1 1 0 1 0 8 0 amappl12 168 5245 0 5214 3 1 2 2 0 8 0 amappl11 160 55 0 41 1 0 1 1 0 8 0 amappl10 152 7 0 6 1 0 1 1 0 8 0 amappl9 144 247 0 247 1 1 0 1 0 8 0 amappl8 136 25 0 22 1 0 1 1 0 8 0 amappl7 128 158 0 145 1 0 1 1 0 8 0 amappl6 120 298 0 294 1 0 1 1 0 8 0 amappl5 112 163 0 153 1 0 1 1 0 8 0 amappl4 104 436 0 419 1 0 1 1 0 8 0 amappl3 96 28026 0 27916 4 0 4 4 0 8 0 amappl2 88 1001 0 937 2 0 2 2 0 8 0 amappl1 80 25246 0 24672 16 2 14 14 0 8 0 amappl 88 39735 0 39553 5 0 5 5 0 92 0 dma32768 32768 2 0 2 1 1 0 1 0 8 0 dma16384 16384 3 0 3 3 3 0 1 0 8 0 dma8192 8192 1 0 1 1 1 0 1 0 8 0 dma4096 4096 3 0 3 3 3 0 1 0 8 0 dma1024 1024 3 0 2 1 0 1 1 0 8 0 dma256 256 8 0 8 2 2 0 1 0 8 0 dma128 128 258 0 258 5 5 0 1 0 8 0 dma64 64 7 0 7 2 2 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 20 0 19 1 0 1 1 0 8 0 aobjpl 72 143 0 13 3 0 3 3 0 8 0 uaddrrnd 24 4422 0 4390 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 4422 0 4390 1 0 1 1 0 8 0 vmmpekpl 168 33321 0 33256 4 0 4 4 0 8 0 vmmpepl 168 273238 0 271108 152 55 97 107 0 357 1 vmsppl 456 4421 0 4390 7 2 5 5 0 8 0 rwobjpl 64 73444 0 66233 123 5 118 122 0 8 0 pdppl 4096 8852 0 8780 172 100 72 82 0 8 0 pvpl 32 22971 0 0 186 1 185 185 0 265 0 pmappl 248 4421 0 4390 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 465 0 195 9 1 8 9 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff83791ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 tc_windup(5732c89953e14389,ffffffff83792dc8,ffff80003c4eb090) at tc_windup+0xb sys/kern/kern_tc.c:658 hardclock(ffff80003c4eb090) at hardclock+0x1d sys/kern/kern_clock.c:144 clockintr_hardclock(ffffffff83792dc8,ffff80003c4eb090,0) at clockintr_hardclock+0x148 clockintr_dispatch(ffff80003c4eb090) at clockintr_dispatch+0x3a3 lapic_clockintr(0,0) at lapic_clockintr+0x51 sys/arch/amd64/amd64/lapic.c:489 Xresume_lapic_ltimer() at Xresume_lapic_ltimer+0x2a __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:584 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:153 __mp_lock(ffffffff838e3cd8) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff838e3cd8) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 intr_handler(ffff80003c4eb200,ffff800000069c00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge16_untramp() at Xintr_ioapic_edge16_untramp+0x18f __mp_lock(ffffffff838e3cd8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff838e3cd8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff838e3cd8) at __mp_lock+0x19e __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff838e3cd8) at __mp_lock+0x19e sys/kern/kern_lock.c:144 __mp_acquire_count(ffffffff838e3cd8,1) at __mp_acquire_count+0x58 mi_switch() at mi_switch+0x4b7 sys/kern/sched_bsd.c:441 yield() at yield+0x6a sys/kern/sched_bsd.c:320 pool_get(ffffffff8389e010,1) at pool_get+0x265 sys/kern/subr_pool.c:593 ffs_vget(ffff800000b49800,20d,ffff80003c4eb820) at ffs_vget+0x320 sys/ufs/ffs/ffs_vfsops.c:1264 ffs_inode_alloc(fffffd806dcd47b8,2000,fffffd807f7d26e8,ffff80003c4eb820) at ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 ufs_makeinode(2000,fffffd8074657880,ffff80003c4eba40,ffff80003c4eba70) at ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1732 ufs_mknod(ffff80003c4eb8e0) at ufs_mknod+0x5b sys/ufs/ufs/ufs_vnops.c:167 VOP_MKNOD(fffffd8074657880,ffff80003c4eba40,ffff80003c4eba70,ffff80003c4eb970) at VOP_MKNOD+0x102 sys/kern/vfs_vops.c:121 domknodat(ffff80003a0b5c58,ffffff9c,400000000000,2000,1000) at domknodat+0x47e sys/kern/vfs_syscalls.c:1623 syscall(ffff80003c4ebc10) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4ebc10) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9bd5d68f930, count: -29 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 witness_checkorder(ffff800001507030,9,0) at witness_checkorder+0x1b4 rw_do_enter_write(ffff800001507018,0) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 unveil_delete_names(ffff800001507000) at unveil_delete_names+0x3d sys/kern/kern_unveil.c:102 unveil_destroy(ffff80002a3614a0) at unveil_destroy+0xbd sys/kern/kern_unveil.c:183 exit1(ffff80003c54b9f0,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff80003c54b9f0,ffff80002a3e62b0,ffff80002a3e6200) at sys_exit+0x1a syscall(ffff80002a3e62b0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a3e62b0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x765ac79bf110, count: -9