panic: acquiring blockable sleep lock with spinlock or critical section held (kernelp_alonicck): &kkerernnelel d_ilaogcnk osStopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 41095 57940 0 0 0x4000000 1 syz-executor.7 *161769 50773 0 0 0x4000000 0 syz-executor.0 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a2db5) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff829f3ad8,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd8070aa0310) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd8070aa0310) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd8070aa01f8) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip_input(ffff800022c44788,ffff800022c44794,0,2) at rip_input+0x3b0 sys/netinet/raw_ip.c:188 ip_deliver(ffff800022c44788,ffff800022c44794,0,2) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip_ours(ffff800022c44788,ffff800022c44794,ffff800021239000,0) at ip_ours+0x3ba sys/netinet/ip_input.c:616 ip_input_if(ffff800022c44788,ffff800022c44794,4,0,ffff800000689000) at ip_input_if+0x2a1 ipv4_input(ffff800000689000,fffffd806e1b5700) at ipv4_input+0x48 sys/netinet/ip_input.c:242 if_input_local(ffff800000689000,fffffd806e1b5700,2) at if_input_local+0x10e sys/net/if.c:774 ip_output(fffffd8068f0ad00,0,fffffd806f67d420,20,0,fffffd806f67d3a8,7e3f19724a24985d) at ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] ip_output(fffffd8068f0ad00,0,fffffd806f67d420,20,0,fffffd806f67d3a8,7e3f19724a24985d) at ip_output+0xb05 sys/netinet/ip_output.c:332 rip_output(fffffd8068f0ad00,fffffd8070aa05b8,ffff800022c449e0,103) at rip_output+0x2cb sys/netinet/raw_ip.c:302 end trace frame: 0xffff800022c44a60, count: 0 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock cpu1: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_fork.c", line 678 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a2db5) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff829f3ad8,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd8070aa0310) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd8070aa0310) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd8070aa01f8) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip_input(ffff800022c44788,ffff800022c44794,0,2) at rip_input+0x3b0 sys/netinet/raw_ip.c:188 ip_deliver(ffff800022c44788,ffff800022c44794,0,2) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip_ours(ffff800022c44788,ffff800022c44794,ffff800021239000,0) at ip_ours+0x3ba sys/netinet/ip_input.c:616 ip_input_if(ffff800022c44788,ffff800022c44794,4,0,ffff800000689000) at ip_input_if+0x2a1 ipv4_input(ffff800000689000,fffffd806e1b5700) at ipv4_input+0x48 sys/netinet/ip_input.c:242 if_input_local(ffff800000689000,fffffd806e1b5700,2) at if_input_local+0x10e sys/net/if.c:774 ip_output(fffffd8068f0ad00,0,fffffd806f67d420,20,0,fffffd806f67d3a8,7e3f19724a24985d) at ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] ip_output(fffffd8068f0ad00,0,fffffd806f67d420,20,0,fffffd806f67d3a8,7e3f19724a24985d) at ip_output+0xb05 sys/netinet/ip_output.c:332 rip_output(fffffd8068f0ad00,fffffd8070aa05b8,ffff800022c449e0,103) at rip_output+0x2cb sys/netinet/raw_ip.c:302 rip_usrreq(fffffd8070aa05b8,9,fffffd8068f0ad00,0,0,ffff8000ffff07e8) at rip_usrreq+0x49c sys/netinet/raw_ip.c:554 sosend(fffffd8070aa05b8,0,ffff800022c44c70,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff8000ffff07e8,5,ffff800022c44c70,0,ffff800022c44d70) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_writev(ffff8000ffff07e8,ffff800022c44d18,ffff800022c44d70) at sys_writev+0xa7 sys/kern/sys_generic.c:328 syscall(ffff800022c44de0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800022c44de0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb605a9de510, count: -20 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800022c44310 rbx 0xffffffff8298dbff cpu_info_full_primary+0x2bff rdx 0xffff800000bdae80 rcx 0 rax 0xffff8000ffff07e8 r8 0x101010101010101 r9 0x8080808080808080 r10 0xcbc98740f47490e r11 0x41f6b963597d5649 r12 0xffffffff8298da00 cpu_info_full_primary+0x2a00 r13 0 r14 0 r15 0x1 rip 0xffffffff811e4c58 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800022c44300 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.0) pid=161769 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff22a0,0xffff8000ffff0558 process=0xffff8000fffef620 user=0xffff800022c3f000, vmspace=0xfffffd806a881b90 estcpu=36, cpticks=3, pctcpu=0.0 user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 57940 227610 88866 0 2 0 syz-executor.7 57940 41095 88866 0 7 0x4000000 syz-executor.7 27640 236183 13851 60928 2 0x10 syz-executor.4 27640 35848 13851 60928 3 0x4000090 fsleep syz-executor.4 60962 364445 52462 0 3 0x80 nanoslp syz-executor.1 60962 454386 52462 0 3 0x4000080 fsleep syz-executor.1 60962 492543 52462 0 3 0x4000080 fsleep syz-executor.1 60962 246708 52462 0 3 0x4000080 fsleep syz-executor.1 14626 89613 65606 0 2 0 syz-executor.5 50773 513683 58677 0 2 0 syz-executor.0 *50773 161769 58677 0 7 0x4000000 syz-executor.0 8331 306165 68779 0 2 0 syz-executor.3 8331 97344 68779 0 3 0x4000080 fsleep syz-executor.3 42622 137717 12606 0 2 0 syz-executor.6 42622 335774 12606 0 3 0x4000080 nanoslp syz-executor.6 52462 467386 83703 0 3 0x82 nanoslp syz-executor.1 13989 262859 0 0 3 0x14200 bored sosplice 7546 491611 83703 0 3 0x2 biowait syz-executor.2 88866 159093 83703 0 3 0x82 nanoslp syz-executor.7 68779 405475 83703 0 3 0x82 nanoslp syz-executor.3 12606 181118 83703 0 3 0x82 nanoslp syz-executor.6 13851 60092 83703 0 3 0x82 nanoslp syz-executor.4 65606 459887 83703 0 3 0x82 nanoslp syz-executor.5 58677 177558 83703 0 3 0x82 nanoslp syz-executor.0 83703 94815 58409 0 3 0x82 thrsleep syz-fuzzer 83703 471542 58409 0 3 0x4000082 nanoslp syz-fuzzer 83703 475281 58409 0 3 0x4000082 thrsleep syz-fuzzer 83703 457619 58409 0 3 0x4000082 thrsleep syz-fuzzer 83703 497126 58409 0 3 0x4000082 kqread syz-fuzzer 83703 250715 58409 0 3 0x4000082 thrsleep syz-fuzzer 83703 355692 58409 0 3 0x4000082 thrsleep syz-fuzzer 83703 469400 58409 0 3 0x4000082 thrsleep syz-fuzzer 83703 463069 58409 0 3 0x4000082 thrsleep syz-fuzzer 58409 225999 16167 0 3 0x10008a sigsusp ksh 16167 313337 52225 0 3 0x9a kqread sshd 97667 133765 1 0 3 0x100083 ttyin getty 52225 456875 1 0 3 0x88 kqread sshd 9598 387295 10055 74 3 0x1100092 bpf pflogd 10055 276866 1 0 3 0x80 netio pflogd 82712 18400 43115 73 3 0x1100010 biowait syslogd 43115 348989 1 0 3 0x100082 netio syslogd 5929 485113 1 0 3 0x100080 kqread resolvd 41259 476273 84185 77 3 0x100092 kqread dhcpleased 27950 200316 84185 77 3 0x100092 kqread dhcpleased 84185 244618 1 0 3 0x80 kqread dhcpleased 82218 282812 0 0 3 0x14200 bored smr 23867 220330 0 0 2 0x14200 zerothread 57573 110796 0 0 3 0x14200 aiodoned aiodoned 24396 339116 0 0 3 0x14200 syncer update 49272 380580 0 0 3 0x14200 cleaner cleaner 83734 429126 0 0 3 0x14200 reaper reaper 56256 52914 0 0 3 0x14200 pgdaemon pagedaemon 91001 334344 0 0 3 0x14200 bored viomb 24417 91204 0 0 3 0x40014200 acpi0 acpi0 18430 234436 0 0 3 0x40014200 idle1 63359 2091 0 0 3 0x14200 bored softnet 30934 462995 0 0 3 0x14200 bored systqmp 35540 443301 0 0 3 0x14200 bored systq 15264 227247 0 0 3 0x40014200 bored softclock 98348 440467 0 0 3 0x40014200 idle0 1 206234 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &table->inpt_mtx r = 0 (0xffffffff82b03010) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 rip_input+0x135 #4 ip_deliver+0x322 sys/netinet/ip_input.c:657 #5 ip_ours+0x3ba sys/netinet/ip_input.c:616 #6 ip_input_if+0x2a1 #7 ipv4_input+0x48 sys/netinet/ip_input.c:242 #8 if_input_local+0x10e sys/net/if.c:774 #9 ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] #9 ip_output+0xb05 sys/netinet/ip_output.c:332 #10 rip_output+0x2cb sys/netinet/raw_ip.c:302 #11 rip_usrreq+0x49c sys/netinet/raw_ip.c:554 #12 sosend+0x632 sys/kern/uipc_socket.c:582 #13 dofilewritev+0x19c sys/kern/sys_generic.c:381 #14 sys_writev+0xa7 sys/kern/sys_generic.c:328 #15 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #15 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #16 Xsyscall+0x128 Process 57940 (syz-executor.7) thread 0xffff80002e3517b0 (227610) exclusive rwlock uobjlk r = 0 (0xfffffd806a7aa558) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 uvm_fault_lower_lookup+0x46 sys/uvm/uvm_fault.c:1117 #3 uvm_fault_lower+0x5f sys/uvm/uvm_fault.c:1218 #4 uvm_fault+0x248 #5 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #6 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #7 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd807578b310) #0 witness_lock+0x44d #1 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1758 #2 uvm_fault_check+0x3a sys/uvm/uvm_fault.c:674 #3 uvm_fault+0x102 sys/uvm/uvm_fault.c:602 #4 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #5 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #6 recall_trap+0x8 Process 50773 (syz-executor.0) thread 0xffff8000ffff07e8 (161769) exclusive rwlock netlock r = 0 (0xffffffff82904160) #0 witness_lock+0x44d #1 solock+0x86 sys/kern/uipc_socket2.c:295 #2 sosend+0x517 sys/kern/uipc_socket.c:570 #3 dofilewritev+0x19c sys/kern/sys_generic.c:381 #4 sys_writev+0xa7 sys/kern/sys_generic.c:328 #5 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #5 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #6 Xsyscall+0x128 exclusive mutex &table->inpt_mtx r = 0 (0xffffffff82b03010) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 rip_input+0x135 #4 ip_deliver+0x322 sys/netinet/ip_input.c:657 #5 ip_ours+0x3ba sys/netinet/ip_input.c:616 #6 ip_input_if+0x2a1 #7 ipv4_input+0x48 sys/netinet/ip_input.c:242 #8 if_input_local+0x10e sys/net/if.c:774 #9 ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] #9 ip_output+0xb05 sys/netinet/ip_output.c:332 #10 rip_output+0x2cb sys/netinet/raw_ip.c:302 #11 rip_usrreq+0x49c sys/netinet/raw_ip.c:554 #12 sosend+0x632 sys/kern/uipc_socket.c:582 #13 dofilewritev+0x19c sys/kern/sys_generic.c:381 #14 sys_writev+0xa7 sys/kern/sys_generic.c:328 #15 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #15 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #16 Xsyscall+0x128 Process 7546 (syz-executor.2) thread 0xffff8000ffff37a0 (491611) exclusive rrwlock inode r = 0 (0xfffffd80669b44e8) #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_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 #10 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807ca49c48) #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 Process 82712 (syslogd) thread 0xffff800021182a90 (18400) exclusive rrwlock inode r = 0 (0xfffffd806e740700) #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 sys_fsync+0xf5 sys/kern/vfs_syscalls.c:2924 #6 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #6 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #7 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10217 6542K 6737K 78643K 11783 0 pcb 13 10K 11K 78643K 74 0 rtable 222 7K 8K 78643K 479 0 ifaddr 87 17K 18K 78643K 184 0 sysctl 2 0K 0K 78643K 2 0 counters 56 35K 36K 78643K 86 0 ioctlops 0 0K 4K 78643K 1709 0 iov 0 0K 12K 78643K 81 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1276 80K 80K 78643K 1721 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 8 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 16 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 17 61K 85K 78643K 739 0 sigio 0 0K 0K 78643K 1 0 proc 70 87K 124K 78643K 583 0 subproc 104 6K 6K 78643K 130 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 31 0 in_multi 84 5K 6K 78643K 127 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 223 996K 996K 78643K 223 0 exec 0 0K 2K 78643K 798 0 pfkey data 0 0K 0K 78643K 2 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 356 228K 230K 78643K 11051 0 UVM aobj 131 4K 4K 78643K 131 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 64 0 NDP 13 0K 1K 78643K 49 0 temp 96 4698K 4762K 78643K 8034 0 kqueue 12 18K 22K 78643K 52 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> 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 51 0 48 1 0 1 1 0 8 0 rtentry 112 144 0 44 4 0 4 4 0 8 0 unpcb 136 368 0 353 5 2 3 3 0 8 2 syncache 296 6 0 6 3 2 1 1 0 8 1 tcpqe 32 55 0 55 1 1 0 1 0 8 0 tcpcb 736 358 0 352 15 7 8 8 0 8 7 arp 120 25 0 7 1 0 1 1 0 8 0 inpcb 312 923 0 911 17 11 6 9 0 8 5 nd6 48 31 0 12 1 0 1 1 0 8 0 pkpcb 40 11 0 11 2 1 1 1 0 8 1 kcovpl 48 10 0 2 1 0 1 1 0 8 0 ppxss 1248 5 0 5 1 0 1 1 0 8 1 pfstscr 40 11 0 11 3 2 1 1 0 8 1 pffrag 232 1 0 1 1 0 1 1 0 482 1 pffrnode 88 1 0 1 1 0 1 1 0 8 1 pffrent 40 6 0 6 1 0 1 1 0 8 1 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 12 0 12 1 1 0 1 0 8 0 pfstitem 24 25 0 23 1 0 1 1 0 8 0 pfstkey 112 39 0 37 1 0 1 1 0 8 0 pfstate 320 31 0 29 2 1 1 2 0 8 0 pfrule 1360 38 0 30 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 591 0 183 29 2 27 29 0 8 0 art_table 32 592 0 183 4 0 4 4 0 8 0 art_node 16 143 0 51 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 0 1 0 1 1 0 8 0 semapl 112 14 0 4 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2500 0 1061 91 0 91 91 0 8 0 ffsino 272 2500 0 1061 97 0 97 97 0 8 0 nchpl 144 3550 0 1919 63 0 63 63 0 8 0 uvmvnodes 80 2728 0 0 56 0 56 56 0 8 0 vnodes 224 2728 0 0 161 0 161 161 0 8 0 namei 1024 13801 0 13800 3 2 1 2 0 8 0 percpumem 16 55 0 15 1 0 1 1 0 8 0 vcpupl 2048 10 0 0 2 0 2 2 0 8 0 vmpool 560 10 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 4 0 4 1 1 0 1 0 8 0 scxspl 216 13853 0 13851 9 8 1 8 0 8 0 plimitpl 152 176 0 161 1 0 1 1 0 8 0 sigapl 424 1049 0 1004 6 0 6 6 0 8 0 futexpl 64 5899 0 5894 2 1 1 1 0 8 0 knotepl 120 111 0 0 4 0 4 4 0 8 0 kqueuepl 216 437 0 428 11 8 3 5 0 8 2 pipepl 336 245 0 217 6 3 3 6 0 8 0 fdescpl 496 1034 0 1004 5 0 5 5 0 8 0 filepl 152 7505 0 7253 29 14 15 18 0 8 5 lockfpl 104 473 0 470 3 2 1 2 0 8 0 lockfspl 48 43 0 40 1 0 1 1 0 8 0 sessionpl 144 26 0 9 1 0 1 1 0 8 0 pgrppl 48 26 0 9 1 0 1 1 0 8 0 ucredpl 96 1665 0 1652 1 0 1 1 0 8 0 zombiepl 144 1004 0 1004 1 0 1 1 0 8 1 processpl 1064 1049 0 1004 4 0 4 4 0 8 0 procpl 672 2266 0 2205 9 3 6 8 0 8 0 srpgc 96 6 0 6 2 2 0 1 0 8 0 sosppl 168 10 0 10 1 1 0 1 0 8 0 sockpl 480 1353 0 1325 35 23 12 16 0 8 8 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 10 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 7 0 0 1 0 1 1 0 8 0 mcl4k 4096 14 0 0 2 0 2 2 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 192 0 0 23 0 23 23 0 8 0 mtagpl 96 11 0 0 1 0 1 1 0 8 0 mbufpl 256 283 0 0 16 0 16 16 0 8 0 bufpl 288 4877 0 152 338 0 338 338 0 8 0 anonpl 24 263443 0 244264 153 5 148 148 0 186 29 amapchunkpl 152 26574 0 25713 50 3 47 47 0 158 12 amappl16 200 2795 0 2194 46 5 41 45 0 8 8 amappl15 192 362 0 355 1 0 1 1 0 8 0 amappl14 184 82 0 78 1 0 1 1 0 8 0 amappl13 176 159 0 157 1 0 1 1 0 8 0 amappl12 168 109 0 106 1 0 1 1 0 8 0 amappl11 160 62 0 48 1 0 1 1 0 8 0 amappl10 152 169 0 161 1 0 1 1 0 8 0 amappl9 144 560 0 555 1 0 1 1 0 8 0 amappl8 136 668 0 613 2 0 2 2 0 8 0 amappl7 128 132 0 119 1 0 1 1 0 8 0 amappl6 120 292 0 270 2 1 1 2 0 8 0 amappl5 112 783 0 757 1 0 1 1 0 8 0 amappl4 104 975 0 946 2 0 2 2 0 8 0 amappl3 96 292 0 278 1 0 1 1 0 8 0 amappl2 88 754 0 707 3 1 2 3 0 8 0 amappl1 80 21889 0 21298 19 5 14 19 0 8 0 amappl 88 10530 0 10264 7 0 7 7 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 1044 0 1004 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1044 0 1004 1 0 1 1 0 8 0 vmmpekpl 168 12778 0 12712 4 0 4 4 0 8 0 vmmpepl 168 98776 0 96163 145 16 129 129 0 357 12 vmsppl 368 1043 0 1004 4 0 4 4 0 8 0 rwobjpl 56 27999 0 23534 65 0 65 65 0 8 0 pdppl 4096 2095 0 2018 161 82 79 79 0 8 2 pvpl 32 578680 0 555063 307 52 255 266 0 265 59 pmappl 248 1043 0 1004 3 0 3 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 816 0 110 21 0 21 21 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a2db5) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff829f3ad8,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff829f38d0) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd8070aa0310) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd8070aa0310) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd8070aa01f8) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip_input(ffff800022c44788,ffff800022c44794,0,2) at rip_input+0x3b0 sys/netinet/raw_ip.c:188 ip_deliver(ffff800022c44788,ffff800022c44794,0,2) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip_ours(ffff800022c44788,ffff800022c44794,ffff800021239000,0) at ip_ours+0x3ba sys/netinet/ip_input.c:616 ip_input_if(ffff800022c44788,ffff800022c44794,4,0,ffff800000689000) at ip_input_if+0x2a1 ipv4_input(ffff800000689000,fffffd806e1b5700) at ipv4_input+0x48 sys/netinet/ip_input.c:242 if_input_local(ffff800000689000,fffffd806e1b5700,2) at if_input_local+0x10e sys/net/if.c:774 ip_output(fffffd8068f0ad00,0,fffffd806f67d420,20,0,fffffd806f67d3a8,7e3f19724a24985d) at ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] ip_output(fffffd8068f0ad00,0,fffffd806f67d420,20,0,fffffd806f67d3a8,7e3f19724a24985d) at ip_output+0xb05 sys/netinet/ip_output.c:332 rip_output(fffffd8068f0ad00,fffffd8070aa05b8,ffff800022c449e0,103) at rip_output+0x2cb sys/netinet/raw_ip.c:302 rip_usrreq(fffffd8070aa05b8,9,fffffd8068f0ad00,0,0,ffff8000ffff07e8) at rip_usrreq+0x49c sys/netinet/raw_ip.c:554 sosend(fffffd8070aa05b8,0,ffff800022c44c70,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff8000ffff07e8,5,ffff800022c44c70,0,ffff800022c44d70) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_writev(ffff8000ffff07e8,ffff800022c44d18,ffff800022c44d70) at sys_writev+0xa7 sys/kern/sys_generic.c:328 syscall(ffff800022c44de0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800022c44de0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb605a9de510, count: -20 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020ce8ff0) 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 __sanitizer_cov_trace_const_cmp1(0,20) at __sanitizer_cov_trace_const_cmp1+0x31 kd_curproc sys/dev/kcov.c:578 [inline] __sanitizer_cov_trace_const_cmp1(0,20) at __sanitizer_cov_trace_const_cmp1+0x31 sys/dev/kcov.c:213 comcnputc(800,74) at comcnputc+0xa7 sys/dev/ic/com.c:1259 cnputc(74) at cnputc+0x4b sys/dev/cons.c:239 db_putchar(74) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068 db_printf(ffffffff82608c08) at db_printf+0x85 sys/kern/subr_prf.c:502 panic(ffffffff8258fc0f) at panic+0xd7 sys/kern/subr_prf.c:220 __assert(ffffffff826026c6,ffffffff825e4e08,2a6,ffffffff825be35d) at __assert+0x25 sys/kern/subr_prf.c:161 proc_trampoline_mp() at proc_trampoline_mp+0x131 end trace frame: 0x0, count: 3 ddb{1}> trace x86_ipi_db(ffff800020ce8ff0) 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 __sanitizer_cov_trace_const_cmp1(0,20) at __sanitizer_cov_trace_const_cmp1+0x31 kd_curproc sys/dev/kcov.c:578 [inline] __sanitizer_cov_trace_const_cmp1(0,20) at __sanitizer_cov_trace_const_cmp1+0x31 sys/dev/kcov.c:213 comcnputc(800,74) at comcnputc+0xa7 sys/dev/ic/com.c:1259 cnputc(74) at cnputc+0x4b sys/dev/cons.c:239 db_putchar(74) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068 db_printf(ffffffff82608c08) at db_printf+0x85 sys/kern/subr_prf.c:502 panic(ffffffff8258fc0f) at panic+0xd7 sys/kern/subr_prf.c:220 __assert(ffffffff826026c6,ffffffff825e4e08,2a6,ffffffff825be35d) at __assert+0x25 sys/kern/subr_prf.c:161 proc_trampoline_mp() at proc_trampoline_mp+0x131 end trace frame: 0x0, count: -12