panic: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 20852 52827 32767 0x10 0x4000000 0 syz-executor.0 446532 75430 0 0x12 0x88 1 sshd db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a183e) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff82a73908,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82a73700) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82a73700) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82a73700) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd80627df160) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd80627df160) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd80627df048) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 udp_sbappend(fffffd806f679d68,fffffd80693f8f00,fffffd8069061eb0,0,14,fffffd8069061ec4,3f4204cfad002a7b,0) at udp_sbappend+0x3b1 sys/netinet/udp_usrreq.c:638 udp_input(ffff800024289a78,ffff800024289a84,11,2) at udp_input+0xbcb sys/netinet/udp_usrreq.c:427 ip_deliver(ffff800024289a78,ffff800024289a84,11,2) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip_ours(ffff800024289a78,ffff800024289a84,ffff800021245000,0) at ip_ours+0x3ba sys/netinet/ip_input.c:616 ip_input_if(ffff800024289a78,ffff800024289a84,4,0,ffff800000689000) at ip_input_if+0x2a1 ipv4_input(ffff800000689000,fffffd8069061e00) at ipv4_input+0x48 sys/netinet/ip_input.c:242 if_input_local(ffff800000689000,fffffd8069061e00,2) at if_input_local+0x10e sys/net/if.c:774 ip_output(fffffd8067661100,0,fffffd806f679f18,0,0,fffffd806f679ea0,5e402070e32fccc) at ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] ip_output(fffffd8067661100,0,fffffd806f679f18,0,0,fffffd806f679ea0,5e402070e32fccc) at ip_output+0xb05 sys/netinet/ip_output.c:332 end trace frame: 0xffff800024289cf0, 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 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a183e) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff82a73908,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82a73700) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82a73700) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82a73700) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd80627df160) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd80627df160) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd80627df048) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 udp_sbappend(fffffd806f679d68,fffffd80693f8f00,fffffd8069061eb0,0,14,fffffd8069061ec4,3f4204cfad002a7b,0) at udp_sbappend+0x3b1 sys/netinet/udp_usrreq.c:638 udp_input(ffff800024289a78,ffff800024289a84,11,2) at udp_input+0xbcb sys/netinet/udp_usrreq.c:427 ip_deliver(ffff800024289a78,ffff800024289a84,11,2) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip_ours(ffff800024289a78,ffff800024289a84,ffff800021245000,0) at ip_ours+0x3ba sys/netinet/ip_input.c:616 ip_input_if(ffff800024289a78,ffff800024289a84,4,0,ffff800000689000) at ip_input_if+0x2a1 ipv4_input(ffff800000689000,fffffd8069061e00) at ipv4_input+0x48 sys/netinet/ip_input.c:242 if_input_local(ffff800000689000,fffffd8069061e00,2) at if_input_local+0x10e sys/net/if.c:774 ip_output(fffffd8067661100,0,fffffd806f679f18,0,0,fffffd806f679ea0,5e402070e32fccc) at ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] ip_output(fffffd8067661100,0,fffffd806f679f18,0,0,fffffd806f679ea0,5e402070e32fccc) at ip_output+0xb05 sys/netinet/ip_output.c:332 udp_output(fffffd806f679ea0,fffffd8067661100,0,0) at udp_output+0x58d sys/netinet/udp_usrreq.c:1011 sosend(fffffd80627df9a8,0,ffff800024289e88,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff8000fffeefc8,4,ffff800024289e88,0,ffff800024289f80) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_write(ffff8000fffeefc8,ffff800024289f28,ffff800024289f80) at sys_write+0x83 sys/kern/sys_generic.c:301 syscall(ffff800024289ff0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800024289ff0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa4555ef69a0, count: -20 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff8000242894b0 rbx 0xffffffff828f2bff cpu_info_full_primary+0x2bff rdx 0xffff800000be7180 rcx 0 rax 0xffff8000fffeefc8 r8 0x101010101010101 r9 0x8080808080808080 r10 0x8228c4a98b3739ca r11 0x9586ddbc44213509 r12 0xffffffff828f2a00 cpu_info_full_primary+0x2a00 r13 0 r14 0 r15 0x1 rip 0xffffffff819ed3a8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff8000242894a0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.0) pid=20852 stat=onproc flags process=10 proc=4000000 pri=32, usrpri=82, nice=20 forw=0xffffffffffffffff, list=0xffff8000fffee008,0xffff80002b9397b0 process=0xffff800029537628 user=0xffff800024285000, vmspace=0xfffffd800872e730 estcpu=32, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 69722 418768 41293 32767 2 0x10 syz-executor.4 50525 74706 50301 32767 3 0x90 nanoslp syz-executor.2 50525 407336 50301 32767 3 0x4000090 fsleep syz-executor.2 50525 275535 50301 32767 3 0x4000090 fsleep syz-executor.2 50525 312064 50301 32767 3 0x4000090 fsleep syz-executor.2 87130 453908 20608 32767 2 0x10 syz-executor.7 87130 122221 20608 32767 3 0x4000090 fsleep syz-executor.7 33971 12538 32210 32767 2 0x10 syz-executor.1 33971 487116 32210 32767 3 0x4000090 fsleep syz-executor.1 33971 12912 32210 32767 3 0x4000090 fsleep syz-executor.1 52827 448370 78056 32767 2 0x10 syz-executor.0 *52827 20852 78056 32767 7 0x4000010 syz-executor.0 14561 256329 35438 32767 2 0x10 syz-executor.6 14561 36291 35438 32767 3 0x4000090 ttyin syz-executor.6 48388 129885 47907 32767 2 0x10 syz-executor.3 48388 469824 47907 32767 3 0x4000090 fsleep syz-executor.3 50301 307048 3136 32767 3 0x90 nanoslp syz-executor.2 3136 392971 98176 0 3 0x82 wait syz-executor.2 35438 119893 15789 32767 3 0x90 nanoslp syz-executor.6 15789 459795 98176 0 3 0x82 wait syz-executor.6 78056 251659 80358 32767 3 0x90 nanoslp syz-executor.0 80358 72086 98176 0 3 0x82 wait syz-executor.0 41293 20698 14064 32767 3 0x90 nanoslp syz-executor.4 14064 53783 98176 0 3 0x82 wait syz-executor.4 47907 112628 81946 32767 3 0x90 nanoslp syz-executor.3 81946 184423 98176 0 3 0x82 wait syz-executor.3 37081 184018 71877 32767 3 0x10 biowait syz-executor.5 71877 432380 98176 0 3 0x82 wait syz-executor.5 32210 287608 23900 32767 3 0x90 nanoslp syz-executor.1 23900 402045 98176 0 3 0x82 wait syz-executor.1 20608 26678 35180 32767 3 0x90 nanoslp syz-executor.7 35180 272834 98176 0 3 0x82 wait syz-executor.7 61363 400455 0 0 3 0x14200 bored sosplice 98176 445144 82346 0 3 0x82 thrsleep syz-fuzzer 98176 136410 82346 0 3 0x4000082 nanoslp syz-fuzzer 98176 477695 82346 0 3 0x4000082 thrsleep syz-fuzzer 98176 103161 82346 0 2 0x4000002 syz-fuzzer 98176 310581 82346 0 3 0x4000082 nanoslp syz-fuzzer 98176 105954 82346 0 3 0x4000082 thrsleep syz-fuzzer 98176 294857 82346 0 3 0x4000082 kqread syz-fuzzer 98176 57840 82346 0 3 0x4000082 thrsleep syz-fuzzer 98176 87244 82346 0 3 0x4000082 thrsleep syz-fuzzer 82346 488760 75430 0 3 0x10008a sigsusp ksh 75430 446532 87141 0 7 0x9a sshd 54790 325465 1 0 3 0x100083 ttyin getty 87141 57989 1 0 3 0x88 kqread sshd 71898 8635 80633 73 3 0x1100090 kqread syslogd 80633 193251 1 0 3 0x100082 netio syslogd 1291 469295 1 0 3 0x100080 kqread resolvd 28346 129355 23754 77 3 0x100092 kqread dhcpleased 79268 51205 23754 77 3 0x100092 kqread dhcpleased 23754 443678 1 0 3 0x80 kqread dhcpleased 48419 416749 0 0 3 0x14200 bored smr 46312 148897 0 0 2 0x14200 zerothread 19371 383331 0 0 3 0x14200 aiodoned aiodoned 50476 98216 0 0 3 0x14200 syncer update 89321 169490 0 0 3 0x14200 cleaner cleaner 20659 369594 0 0 3 0x14200 reaper reaper 60428 126052 0 0 3 0x14200 pgdaemon pagedaemon 35564 241478 0 0 3 0x14200 bored viomb 48970 97225 0 0 3 0x40014200 acpi0 acpi0 47263 236628 0 0 3 0x40014200 idle1 23208 358477 0 0 3 0x14200 bored softnet 11744 477490 0 0 3 0x14200 bored systqmp 2610 388924 0 0 3 0x14200 bored systq 67870 221989 0 0 3 0x40014200 bored softclock 81277 107040 0 0 3 0x40014200 idle0 1 438572 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 (0xffffffff829cb1d0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 udp_input+0x7b0 #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 udp_output+0x58d sys/netinet/udp_usrreq.c:1011 #11 sosend+0x632 sys/kern/uipc_socket.c:582 #12 dofilewritev+0x19c sys/kern/sys_generic.c:381 #13 sys_write+0x83 sys/kern/sys_generic.c:301 #14 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #14 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #15 Xsyscall+0x128 Process 52827 (syz-executor.0) thread 0xffff8000fffeefc8 (20852) exclusive rwlock netlock r = 0 (0xffffffff828ee470) #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_write+0x83 sys/kern/sys_generic.c:301 #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 (0xffffffff829cb1d0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 udp_input+0x7b0 #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 udp_output+0x58d sys/netinet/udp_usrreq.c:1011 #11 sosend+0x632 sys/kern/uipc_socket.c:582 #12 dofilewritev+0x19c sys/kern/sys_generic.c:381 #13 sys_write+0x83 sys/kern/sys_generic.c:301 #14 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #14 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #15 Xsyscall+0x128 Process 37081 (syz-executor.5) thread 0xffff8000fffee548 (184018) exclusive rrwlock inode r = 0 (0xfffffd806c5625f0) #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:677 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1318 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 #11 namei+0x36a sys/kern/vfs_lookup.c:245 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1850 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806927e1b8) #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 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1850 #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{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10211 6412K 6419K 78643K 11444 0 pcb 13 12K 14K 78643K 17 0 rtable 264 7K 8K 78643K 3439 0 ifaddr 81 17K 17K 78643K 413 0 sysctl 3 1K 2K 78643K 7 0 counters 56 35K 35K 78643K 150 0 ioctlops 0 0K 2K 78643K 191 0 iov 1 16K 40K 78643K 29140 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1271 79K 79K 78643K 8135 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 166 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 5196 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 25 93K 117K 78643K 25664 0 sigio 0 0K 0K 78643K 461 0 proc 56 74K 99K 78643K 3570 0 subproc 104 6K 6K 78643K 715 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 2107 0 in_multi 99 6K 7K 78643K 951 0 ether_multi 1 0K 0K 78643K 128 0 mrt 4 0K 0K 78643K 8 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 283 1261K 1261K 78643K 283 0 exec 0 0K 2K 78643K 5316 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 495 95K 109K 78643K 334798 0 UVM aobj 131 4K 5K 78643K 134 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 576 0 NDP 13 0K 2K 78643K 168 0 temp 125 4711K 4839K 78643K 65340 0 kqueue 14 20K 30K 78643K 1481 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 2074 0 2071 24 23 1 3 0 8 0 rtentry 112 694 0 571 4 0 4 4 0 8 0 unpcb 136 25381 0 25367 197 192 5 10 0 8 4 syncache 296 202 0 202 47 46 1 1 0 8 1 tcpqe 32 168 0 168 27 27 0 1 0 8 0 tcpcb 736 11375 0 11365 352 338 14 23 0 8 12 arp 120 120 0 102 1 0 1 1 0 8 0 ipq 40 31 0 31 13 13 0 1 0 8 0 ipqe 40 173 0 173 13 13 0 1 0 8 0 inpcb 312 23749 0 23734 334 324 10 15 0 8 8 rttmr 72 7 0 7 2 2 0 1 0 8 0 ip6q 72 77 0 77 10 10 0 1 0 8 0 ip6af 40 150 0 150 10 10 0 1 0 8 0 nd6 48 221 0 184 1 0 1 1 0 8 0 kcovpl 48 55 0 47 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2886 0 2319 45 8 37 38 0 8 0 art_table 32 2887 0 2319 5 0 5 5 0 8 0 art_node 16 693 0 580 1 0 1 1 0 8 0 sysvmsgpl 40 29 0 13 1 0 1 1 0 8 0 semapl 112 5194 0 5184 1 0 1 1 0 8 0 shmpl 112 131 0 3 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 41528 0 40080 91 0 91 91 0 8 0 ffsino 272 41528 0 40080 97 0 97 97 0 8 0 nchpl 144 79128 0 77501 62 0 62 62 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 269894 0 269894 7 6 1 2 0 8 1 percpumem 16 87 0 47 1 0 1 1 0 8 0 scxspl 216 242146 0 242145 89 85 4 8 0 8 3 plimitpl 152 5020 0 4996 16 15 1 2 0 8 0 sigapl 424 25843 0 25792 7 1 6 7 0 8 0 futexpl 64 231550 0 231543 7 6 1 1 0 8 0 knotepl 120 1789 0 0 26 4 22 22 0 8 0 kqueuepl 216 8601 0 8592 151 146 5 8 0 8 4 pipepl 336 4928 0 4900 123 115 8 13 0 8 5 fdescpl 496 25828 0 25792 7 2 5 6 0 8 0 filepl 152 196027 0 195781 325 308 17 24 0 8 6 lockfpl 104 14307 0 14303 11 10 1 2 0 8 0 lockfspl 48 5868 0 5864 1 0 1 1 0 8 0 sessionpl 144 70 0 54 1 0 1 1 0 8 0 pgrppl 48 2642 0 2626 1 0 1 1 0 8 0 ucredpl 96 36844 0 36826 1 0 1 1 0 8 0 zombiepl 144 25792 0 25792 2 1 1 1 0 8 1 processpl 1064 25843 0 25792 5 1 4 4 0 8 0 procpl 672 75483 0 75415 46 39 7 8 0 8 1 sosppl 168 402 0 401 37 36 1 1 0 8 0 sockpl 480 51888 0 51855 1080 1067 13 49 0 8 8 mcl64k 65536 58 0 0 5 2 3 3 0 8 0 mcl16k 16384 25 0 0 3 0 3 3 0 8 0 mcl12k 12288 49 0 0 3 1 2 2 0 8 0 mcl9k 9216 41 0 0 3 1 2 2 0 8 0 mcl8k 8192 49 0 0 4 1 3 3 0 8 0 mcl4k 4096 57 0 0 4 1 3 3 0 8 0 mcl2k2 2112 17 0 0 2 0 2 2 0 8 0 mcl2k 2048 491 0 0 22 6 16 22 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 5877 0 0 313 5 308 308 0 8 0 bufpl 288 46022 0 39687 453 0 453 453 0 8 0 anonpl 24 7353599 0 7339969 415 312 103 121 0 186 0 amapchunkpl 152 836253 0 835421 256 220 36 46 0 158 1 amappl16 200 67185 0 66786 209 186 23 34 0 8 0 amappl15 192 2411 0 2406 1 0 1 1 0 8 0 amappl14 184 3133 0 3122 1 0 1 1 0 8 0 amappl13 176 2927 0 2922 1 0 1 1 0 8 0 amappl12 168 1372 0 1366 2 1 1 1 0 8 0 amappl11 160 5548 0 5534 1 0 1 1 0 8 0 amappl10 152 2534 0 2527 1 0 1 1 0 8 0 amappl9 144 5902 0 5893 1 0 1 1 0 8 0 amappl8 136 7106 0 6890 9 1 8 8 0 8 0 amappl7 128 4815 0 4800 1 0 1 1 0 8 0 amappl6 120 5803 0 5774 2 1 1 2 0 8 0 amappl5 112 21511 0 21491 1 0 1 1 0 8 0 amappl4 104 12009 0 11971 4 2 2 2 0 8 0 amappl3 96 5466 0 5448 1 0 1 1 0 8 0 amappl2 88 10986 0 10927 3 1 2 3 0 8 0 amappl1 80 469064 0 468411 34 20 14 18 0 8 0 amappl 88 328080 0 327790 16 8 8 8 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 72 133 0 3 3 0 3 3 0 8 0 uaddrrnd 24 25828 0 25792 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 25828 0 25792 1 0 1 1 0 8 0 vmmpekpl 168 209987 0 209930 5 1 4 4 0 8 0 vmmpepl 168 2394271 0 2391339 296 163 133 143 0 357 0 vmsppl 368 25827 0 25792 4 0 4 4 0 8 0 rwobjpl 56 577777 0 570184 127 17 110 111 0 8 0 pdppl 4096 51663 0 51584 690 609 81 91 0 8 2 pvpl 32 12396353 0 12377061 770 589 181 252 0 265 0 pmappl 248 25827 0 25792 4 1 3 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 2554 0 1417 33 0 33 33 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(ffffffff825a183e) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff82a73908,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82a73700) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82a73700) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82a73700) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd80627df160) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd80627df160) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd80627df048) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 udp_sbappend(fffffd806f679d68,fffffd80693f8f00,fffffd8069061eb0,0,14,fffffd8069061ec4,3f4204cfad002a7b,0) at udp_sbappend+0x3b1 sys/netinet/udp_usrreq.c:638 udp_input(ffff800024289a78,ffff800024289a84,11,2) at udp_input+0xbcb sys/netinet/udp_usrreq.c:427 ip_deliver(ffff800024289a78,ffff800024289a84,11,2) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip_ours(ffff800024289a78,ffff800024289a84,ffff800021245000,0) at ip_ours+0x3ba sys/netinet/ip_input.c:616 ip_input_if(ffff800024289a78,ffff800024289a84,4,0,ffff800000689000) at ip_input_if+0x2a1 ipv4_input(ffff800000689000,fffffd8069061e00) at ipv4_input+0x48 sys/netinet/ip_input.c:242 if_input_local(ffff800000689000,fffffd8069061e00,2) at if_input_local+0x10e sys/net/if.c:774 ip_output(fffffd8067661100,0,fffffd806f679f18,0,0,fffffd806f679ea0,5e402070e32fccc) at ip_output+0xb05 ip_mloopback sys/netinet/ip_output.c:1791 [inline] ip_output(fffffd8067661100,0,fffffd806f679f18,0,0,fffffd806f679ea0,5e402070e32fccc) at ip_output+0xb05 sys/netinet/ip_output.c:332 udp_output(fffffd806f679ea0,fffffd8067661100,0,0) at udp_output+0x58d sys/netinet/udp_usrreq.c:1011 sosend(fffffd80627df9a8,0,ffff800024289e88,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff8000fffeefc8,4,ffff800024289e88,0,ffff800024289f80) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_write(ffff8000fffeefc8,ffff800024289f28,ffff800024289f80) at sys_write+0x83 sys/kern/sys_generic.c:301 syscall(ffff800024289ff0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800024289ff0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa4555ef69a0, 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 __mp_lock(ffffffff82a73700) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82a73700) at __mp_lock+0x122 sys/kern/kern_lock.c:147 __mp_acquire_count(ffffffff82a73700,3) at __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x3d3 sys/kern/sched_bsd.c:416 sleep_finish(ffff8000211a5ad8,1) at sleep_finish+0x198 sys/kern/kern_synch.c:437 msleep(fffffd806f0261b0,fffffd806f0261b0,318,ffffffff825f40a7,0) at msleep+0x152 sys/kern/kern_synch.c:263 kqueue_scan(ffff8000211a5c60,4,ffff8000211a5d60,0,ffff800021142548,ffff8000211a5edc) at kqueue_scan+0x1ab sys/kern/kern_event.c:1322 doppoll(ffff800021142548,dd533976400,4,0,ffff8000211a5f54,ffff8000211a6030) at doppoll+0x280 sys/kern/sys_generic.c:1066 sys_ppoll(ffff800021142548,ffff8000211a5fd0,ffff8000211a6030) at sys_ppoll+0x133 sys/kern/sys_generic.c:993 syscall(ffff8000211a60a0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000211a60a0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc4e00, count: 2 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 __mp_lock(ffffffff82a73700) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82a73700) at __mp_lock+0x122 sys/kern/kern_lock.c:147 __mp_acquire_count(ffffffff82a73700,3) at __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x3d3 sys/kern/sched_bsd.c:416 sleep_finish(ffff8000211a5ad8,1) at sleep_finish+0x198 sys/kern/kern_synch.c:437 msleep(fffffd806f0261b0,fffffd806f0261b0,318,ffffffff825f40a7,0) at msleep+0x152 sys/kern/kern_synch.c:263 kqueue_scan(ffff8000211a5c60,4,ffff8000211a5d60,0,ffff800021142548,ffff8000211a5edc) at kqueue_scan+0x1ab sys/kern/kern_event.c:1322 doppoll(ffff800021142548,dd533976400,4,0,ffff8000211a5f54,ffff8000211a6030) at doppoll+0x280 sys/kern/sys_generic.c:1066 sys_ppoll(ffff800021142548,ffff8000211a5fd0,ffff8000211a6030) at sys_ppoll+0x133 sys/kern/sys_generic.c:993 syscall(ffff8000211a60a0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000211a60a0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc4e00, count: -13