""""panic: pool_do_get: mbufpl free list modified: page 0xfffffd806f239000; item addr 0xfffffd806f239900; offset 0x0=0x0 != 0xec1a0fe62511ce9e Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 69511 23785 77 0x100010 0 1 dhclient *205302 26829 0 0 0 0K dhclient db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8249d33b) at panic+0x164 sys/kern/subr_prf.c:218 pool_do_get(ffffffff82915ab0,2,ffff800020e1e1b8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff82915ab0,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_get(2,3) at m_get+0x4c sys/kern/uipc_mbuf.c:250 sbappendaddr(fffffd806f687000,fffffd806f687088,ffffffff82651a38,fffffd807f01f600,0) at sbappendaddr+0x2e9 sys/kern/uipc_socket2.c:804 rtm_sendup(fffffd806f687000,fffffd807f01f600,0) at rtm_sendup+0xef sys/net/rtsock.c:594 route_input(fffffd807f01f600,fffffd806f687000,2) at route_input+0x489 sys/net/rtsock.c:572 route_output(fffffd807f01f600,fffffd806f687000,0,0) at route_output+0x878 sys/net/rtsock.c:868 route_usrreq(fffffd806f687000,9,fffffd807f01f600,0,0,ffff800020ddc008) at route_usrreq+0x36f sys/net/rtsock.c:275 sosend(fffffd806f687000,0,ffff800020e1e7b0,0,0,0) at sosend+0x671 sys/kern/uipc_socket.c:555 dofilewritev(ffff800020ddc008,6,ffff800020e1e7b0,0,ffff800020e1e8a0) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 sys_writev(ffff800020ddc008,ffff800020e1e850,ffff800020e1e8a0) at sys_writev+0xa7 sys/kern/sys_generic.c:312 syscall(ffff800020e1e920) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e1e920) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 end trace frame: 0xffff800020e1e9a0, 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 pool_do_get: mbufpl free list modified: page 0xfffffd806f239000; item addr 0xfffffd806f239900; offset 0x0=0x0 != 0xec1a0fe62511ce9e ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8249d33b) at panic+0x164 sys/kern/subr_prf.c:218 pool_do_get(ffffffff82915ab0,2,ffff800020e1e1b8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff82915ab0,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_get(2,3) at m_get+0x4c sys/kern/uipc_mbuf.c:250 sbappendaddr(fffffd806f687000,fffffd806f687088,ffffffff82651a38,fffffd807f01f600,0) at sbappendaddr+0x2e9 sys/kern/uipc_socket2.c:804 rtm_sendup(fffffd806f687000,fffffd807f01f600,0) at rtm_sendup+0xef sys/net/rtsock.c:594 route_input(fffffd807f01f600,fffffd806f687000,2) at route_input+0x489 sys/net/rtsock.c:572 route_output(fffffd807f01f600,fffffd806f687000,0,0) at route_output+0x878 sys/net/rtsock.c:868 route_usrreq(fffffd806f687000,9,fffffd807f01f600,0,0,ffff800020ddc008) at route_usrreq+0x36f sys/net/rtsock.c:275 sosend(fffffd806f687000,0,ffff800020e1e7b0,0,0,0) at sosend+0x671 sys/kern/uipc_socket.c:555 dofilewritev(ffff800020ddc008,6,ffff800020e1e7b0,0,ffff800020e1e8a0) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 sys_writev(ffff800020ddc008,ffff800020e1e850,ffff800020e1e8a0) at sys_writev+0xa7 sys/kern/sys_generic.c:312 syscall(ffff800020e1e920) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e1e920) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc9260, count: -15 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800020e1e000 rbx 0xffff800020e1e0b0 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffffffff8210369f kprintf+0x16f r9 0x1 r10 0x2 r11 0x243735c507817d09 r12 0x3000000008 r13 0xffff800020e1e010 r14 0x100 r15 0x1 rip 0xffffffff81785548 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800020e1dff0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (dhclient) pid=205302 stat=onproc flags process=0 proc=0 pri=24, usrpri=51, nice=20 forw=0xffffffffffffffff, list=0xffff800020ddd118,0xffff800020ddc4f8 process=0xffff800020df1370 user=0xffff800020e19000, vmspace=0xfffffd807efff730 estcpu=1, cpticks=2, pctcpu=0.0 user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 83665 341402 76322 0 2 0 syz-executor.0 83665 96005 76322 0 3 0x4000080 fsleep syz-executor.0 28118 432851 46191 0 3 0x82 piperd syz-executor.1 76322 475346 46191 0 3 0x82 nanosleep syz-executor.0 8390 234186 0 0 3 0x14200 bored sosplice 18120 289924 0 0 3 0x14280 nfsidl nfsio 27585 83291 0 0 3 0x14280 nfsidl nfsio 99624 336521 0 0 3 0x14280 nfsidl nfsio 80165 498042 0 0 3 0x14280 nfsidl nfsio 72804 519547 0 0 3 0x14280 nfsidl nfsio 34173 493210 0 0 3 0x14280 nfsidl nfsio 17378 52941 0 0 3 0x14280 nfsidl nfsio 6818 377229 0 0 3 0x14280 nfsidl nfsio 46845 316155 0 0 3 0x14280 nfsidl nfsio 60039 25011 0 0 3 0x14280 nfsidl nfsio 85304 417294 0 0 3 0x14280 nfsidl nfsio 76189 177879 0 0 3 0x14280 nfsidl nfsio 64172 448056 0 0 3 0x14280 nfsidl nfsio 4600 370126 0 0 3 0x14280 nfsidl nfsio 49315 271613 0 0 3 0x14280 nfsidl nfsio 13792 29636 0 0 3 0x14280 nfsidl nfsio 26845 186740 0 0 3 0x14280 nfsidl nfsio 63323 312197 0 0 3 0x14280 nfsidl nfsio 34986 103901 0 0 3 0x14280 nfsidl nfsio 5926 142322 0 0 3 0x14280 nfsidl nfsio 46191 168256 18364 0 3 0x82 thrsleep syz-fuzzer 46191 205274 18364 0 3 0x4000082 nanosleep syz-fuzzer 46191 481020 18364 0 3 0x4000082 thrsleep syz-fuzzer 46191 267759 18364 0 3 0x4000082 thrsleep syz-fuzzer 46191 200020 18364 0 3 0x4000082 thrsleep syz-fuzzer 46191 117906 18364 0 3 0x4000082 thrsleep syz-fuzzer 46191 46624 18364 0 3 0x4000082 thrsleep syz-fuzzer 46191 308638 18364 0 3 0x4000082 kqread syz-fuzzer 46191 335561 18364 0 2 0x4000002 syz-fuzzer 46191 310754 18364 0 3 0x4000082 thrsleep syz-fuzzer 46191 129261 18364 0 3 0x4000082 thrsleep syz-fuzzer 18364 514946 11041 0 3 0x10008a pause ksh 11041 260370 70361 0 3 0x92 select sshd 34247 270931 1 0 3 0x100083 ttyin getty 70361 301924 1 0 3 0x80 select sshd 39896 446004 88879 74 3 0x100092 bpf pflogd 88879 349310 1 0 3 0x80 netio pflogd 30339 268905 51708 73 3 0x100090 kqread syslogd 51708 97747 1 0 3 0x100082 netio syslogd 23785 69511 1 77 7 0x100010 dhclient *26829 205302 1 0 7 0 dhclient 8556 152522 0 0 3 0x14200 bored smr 13558 138833 0 0 2 0x14200 zerothread 44857 267472 0 0 3 0x14200 aiodoned aiodoned 40039 257630 0 0 3 0x14200 syncer update 36515 444975 0 0 3 0x14200 cleaner cleaner 63418 514312 0 0 3 0x14200 reaper reaper 66261 72504 0 0 3 0x14200 pgdaemon pagedaemon 82924 213092 0 0 3 0x14200 bored crynlk 82306 426893 0 0 3 0x14200 bored crypto 28484 448428 0 0 3 0x40014200 acpi0 acpi0 16039 220902 0 0 3 0x40014200 idle1 49229 10900 0 0 3 0x14200 bored softnet 92571 397081 0 0 3 0x14200 bored systqmp 80939 188261 0 0 3 0x14200 bored systq 92209 440581 0 0 3 0x40014200 bored softclock 42871 290506 0 0 3 0x40014200 idle0 1 424125 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex mbufpl r = 0 (0xffffffff82915ac0) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 mtx_enter_try+0x102 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pool_get+0xbf sys/kern/subr_pool.c:578 #4 m_get+0x4c sys/kern/uipc_mbuf.c:250 #5 sbappendaddr+0x2e9 sys/kern/uipc_socket2.c:804 #6 rtm_sendup+0xef sys/net/rtsock.c:594 #7 route_input+0x489 sys/net/rtsock.c:572 #8 route_output+0x878 sys/net/rtsock.c:868 #9 route_usrreq+0x36f sys/net/rtsock.c:275 #10 sosend+0x671 sys/kern/uipc_socket.c:555 #11 dofilewritev+0x1b6 sys/kern/sys_generic.c:365 #12 sys_writev+0xa7 sys/kern/sys_generic.c:312 #13 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #14 Xsyscall+0x128 Process 26829 (dhclient) thread 0xffff800020ddc008 (205302) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82935f10) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 solock+0x66 sys/kern/uipc_socket2.c:292 #2 sosend+0x559 sys/kern/uipc_socket.c:543 #3 dofilewritev+0x1b6 sys/kern/sys_generic.c:365 #4 sys_writev+0xa7 sys/kern/sys_generic.c:312 #5 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #5 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #6 Xsyscall+0x128 exclusive mutex mbufpl r = 0 (0xffffffff82915ac0) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 mtx_enter_try+0x102 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pool_get+0xbf sys/kern/subr_pool.c:578 #4 m_get+0x4c sys/kern/uipc_mbuf.c:250 #5 sbappendaddr+0x2e9 sys/kern/uipc_socket2.c:804 #6 rtm_sendup+0xef sys/net/rtsock.c:594 #7 route_input+0x489 sys/net/rtsock.c:572 #8 route_output+0x878 sys/net/rtsock.c:868 #9 route_usrreq+0x36f sys/net/rtsock.c:275 #10 sosend+0x671 sys/kern/uipc_socket.c:555 #11 dofilewritev+0x1b6 sys/kern/sys_generic.c:365 #12 sys_writev+0xa7 sys/kern/sys_generic.c:312 #13 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #14 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9524 6543K 6732K 78643K 11280 0 pcb 13 8K 8K 78643K 84 0 rtable 116 8K 10K 78643K 519 0 ifaddr 244 57K 57K 78643K 375 0 sysctl 2 0K 0K 78643K 2 0 counters 45 34K 34K 78643K 73 0 ioctlops 0 0K 4K 78643K 1598 0 iov 0 0K 16K 78643K 45 0 mount 1 1K 1K 78643K 1 0 vnodes 1238 78K 78K 78643K 1634 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 23 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 78 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 5 13K 25K 78643K 1056 0 sigio 0 0K 0K 78643K 10 0 proc 62 63K 95K 78643K 614 0 subproc 32 2K 3K 78643K 119 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 42 0 in_multi 543 18K 18K 78643K 668 0 ether_multi 1 0K 0K 78643K 11 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 49 228K 228K 78643K 49 0 exec 0 0K 1K 78643K 304 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 128 71K 71K 78643K 4156 0 UVM aobj 45 2K 2K 78643K 47 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 71 0 NDP 12 0K 0K 78643K 48 0 temp 135 3870K 3934K 78643K 19571 0 kqueue 3 4K 10K 78643K 18 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 arp 64 10 0 4 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 40 0 37 1 0 1 1 0 8 0 rtentry 112 102 0 64 2 0 2 2 0 8 0 unpcb 120 470 0 460 1 0 1 1 0 8 0 syncache 264 8 0 8 4 4 0 1 0 8 0 tcpqe 32 135 0 135 2 2 0 1 0 8 0 tcpcb 544 403 0 399 5 4 1 2 0 8 0 inpcb 296 1679 0 1671 7 5 2 2 0 8 1 nd6 48 29 0 27 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 swfcl 56 2 0 0 1 0 1 1 0 8 0 ppxss 1136 1 0 1 1 1 0 1 0 8 0 pffrag 232 2 0 1 2 1 1 1 0 482 0 pffrnode 88 2 0 1 2 1 1 1 0 8 0 pffrent 40 3 0 2 2 1 1 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 39 0 29 3 2 1 2 0 8 0 pftag 88 3 0 2 2 1 1 1 0 8 0 pfstitem 24 13 0 11 1 0 1 1 0 8 0 pfstkey 112 13 0 11 1 0 1 1 0 8 0 pfstate 328 13 0 11 2 1 1 2 0 8 0 pfrule 1360 37 0 26 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 426 0 267 14 2 12 13 0 8 0 art_table 32 427 0 267 2 0 2 2 0 8 0 art_node 16 101 0 65 1 0 1 1 0 8 0 sysvmsgpl 40 31 0 10 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 66 0 56 1 0 1 1 0 8 0 shmpl 112 44 0 2 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2697 0 1295 89 0 89 89 0 8 0 ffsino 272 2697 0 1295 95 1 94 95 0 8 0 nchpl 144 4205 0 2607 60 0 60 60 0 8 0 uvmvnodes 72 2994 0 0 55 0 55 55 0 8 0 vnodes 208 2994 0 0 158 0 158 158 0 8 0 namei 1024 13428 0 13428 2 1 1 1 0 8 1 percpumem 16 47 0 14 1 0 1 1 0 8 0 vcpupl 1984 6 0 0 1 0 1 1 0 8 0 vmpool 560 8 0 2 1 0 1 1 0 8 0 pfiaddrpl 120 16 0 6 1 0 1 1 0 8 0 scxspl 192 12329 0 12329 6 5 1 3 0 8 1 plimitpl 152 60 0 52 1 0 1 1 0 8 0 sigapl 424 1277 0 1225 7 0 7 7 0 8 0 futexpl 56 14292 0 14291 3 2 1 1 0 8 0 knotepl 112 139 0 120 1 0 1 1 0 8 0 kqueuepl 144 83 0 81 1 0 1 1 0 8 0 pipepl 304 205 0 195 2 1 1 2 0 8 0 fdescpl 496 1241 0 1225 3 0 3 3 0 8 0 filepl 152 7861 0 7758 5 0 5 5 0 8 1 lockfpl 104 126 0 124 1 0 1 1 0 8 0 lockfspl 48 42 0 40 1 0 1 1 0 8 0 sessionpl 112 23 0 12 1 0 1 1 0 8 0 pgrppl 48 37 0 26 1 0 1 1 0 8 0 ucredpl 96 2420 0 2411 1 0 1 1 0 8 0 zombiepl 144 1225 0 1225 1 0 1 1 0 8 1 processpl 992 1277 0 1225 7 0 7 7 0 8 0 procpl 624 3278 0 3215 6 0 6 6 0 8 0 sosppl 128 8 0 8 4 4 0 1 0 8 0 sockpl 400 2191 0 2171 6 3 3 4 0 8 1 mcl64k 65536 6 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 16 0 0 2 0 2 2 0 8 0 mcl9k 9216 8 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 6 0 0 1 0 1 1 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 168 0 0 20 2 18 20 0 8 0 mtagpl 96 12 0 0 1 0 1 1 0 8 0 mbufpl 256 274 0 0 14 0 14 14 0 8 0 mbufpl: pool(0xffffffff82915ab0:mbufpl): free list modified: page 0xfffffd806f239000; item ordinal 0; addr 0xfffffd806f239900 (p 0xfffffd806f2fe000); offset 0x0=0x0 pool(mbufpl): free list modified: page 0xfffffd806f239000; item ordinal 0; addr 0xfffffd806f239900 (p 0xfffffd806f2fe000); offset 0x0=0x0 mbufpl: pool(0xffffffff82915ab0:mbufpl): page inconsistency: page 0xfffffd806f239000; item ordinal 1; addr 0x96aa7260e1a96b2f bufpl 280 5100 0 137 355 0 355 355 0 8 0 anonpl 16 131974 0 114885 95 18 77 77 0 124 8 amapchunkpl 152 7353 0 7219 21 10 11 11 0 158 4 amappl16 192 4478 0 3544 49 2 47 47 0 8 0 amappl15 184 4 0 2 1 0 1 1 0 8 0 amappl14 176 803 0 796 1 0 1 1 0 8 0 amappl13 168 48 0 45 1 0 1 1 0 8 0 amappl12 160 12 0 8 2 1 1 1 0 8 0 amappl11 152 843 0 825 1 0 1 1 0 8 0 amappl10 144 25 0 20 1 0 1 1 0 8 0 amappl9 136 537 0 535 1 0 1 1 0 8 0 amappl8 128 414 0 380 2 0 2 2 0 8 0 amappl7 120 140 0 128 1 0 1 1 0 8 0 amappl6 112 218 0 211 1 0 1 1 0 8 0 amappl5 104 357 0 342 1 0 1 1 0 8 0 amappl4 96 1300 0 1268 1 0 1 1 0 8 0 amappl3 88 727 0 719 1 0 1 1 0 8 0 amappl2 80 8796 0 8726 2 0 2 2 0 8 0 amappl1 72 45444 0 44995 23 13 10 18 0 8 0 amappl 80 3551 0 3504 2 0 2 2 0 84 0 dma4096 4096 1 0 1 1 1 0 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 64 46 0 2 1 0 1 1 0 8 0 uaddrrnd 24 1249 0 1227 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1249 0 1227 1 0 1 1 0 8 0 vmmpekpl 168 12119 0 12073 3 0 3 3 0 8 0 vmmpepl 168 167424 0 165301 162 65 97 130 0 357 0 vmsppl 368 1248 0 1227 4 1 3 3 0 8 0 pdppl 4096 2505 0 2460 8 1 7 7 0 8 0 pvpl 32 411200 0 390814 217 33 184 184 0 265 19 pmappl 232 1248 0 1227 2 0 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 275 0 18 8 0 8 8 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:398 panic(ffffffff8249d33b) at panic+0x164 sys/kern/subr_prf.c:218 pool_do_get(ffffffff82915ab0,2,ffff800020e1e1b8) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff82915ab0,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_get(2,3) at m_get+0x4c sys/kern/uipc_mbuf.c:250 sbappendaddr(fffffd806f687000,fffffd806f687088,ffffffff82651a38,fffffd807f01f600,0) at sbappendaddr+0x2e9 sys/kern/uipc_socket2.c:804 rtm_sendup(fffffd806f687000,fffffd807f01f600,0) at rtm_sendup+0xef sys/net/rtsock.c:594 route_input(fffffd807f01f600,fffffd806f687000,2) at route_input+0x489 sys/net/rtsock.c:572 route_output(fffffd807f01f600,fffffd806f687000,0,0) at route_output+0x878 sys/net/rtsock.c:868 route_usrreq(fffffd806f687000,9,fffffd807f01f600,0,0,ffff800020ddc008) at route_usrreq+0x36f sys/net/rtsock.c:275 sosend(fffffd806f687000,0,ffff800020e1e7b0,0,0,0) at sosend+0x671 sys/kern/uipc_socket.c:555 dofilewritev(ffff800020ddc008,6,ffff800020e1e7b0,0,ffff800020e1e8a0) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 sys_writev(ffff800020ddc008,ffff800020e1e850,ffff800020e1e8a0) at sys_writev+0xa7 sys/kern/sys_generic.c:312 syscall(ffff800020e1e920) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e1e920) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc9260, count: -15 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020d70ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __sanitizer_cov_trace_cmp4(f99bc,f99bd) at __sanitizer_cov_trace_cmp4+0x64 sys/dev/kcov.c:137 __mp_lock(ffffffff82935d08) at __mp_lock+0x139 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82935d08) at __mp_lock+0x139 sys/kern/kern_lock.c:147 syscall(ffff800020e18b30) at syscall+0x400 mi_syscall sys/sys/syscall_mi.h:93 [inline] syscall(ffff800020e18b30) at syscall+0x400 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc9620, count: 8 ddb{1}> trace x86_ipi_db(ffff800020d70ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __sanitizer_cov_trace_cmp4(f99bc,f99bd) at __sanitizer_cov_trace_cmp4+0x64 sys/dev/kcov.c:137 __mp_lock(ffffffff82935d08) at __mp_lock+0x139 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82935d08) at __mp_lock+0x139 sys/kern/kern_lock.c:147 syscall(ffff800020e18b30) at syscall+0x400 mi_syscall sys/sys/syscall_mi.h:93 [inline] syscall(ffff800020e18b30) at syscall+0x400 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc9620, count: -7