panic: unhandled af 64 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 25501 91258 0 0x1004 0 0K syz-executor *503296 7683 0 0x2 0 1 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834e84a5) at panic+0x1e5 sys/kern/subr_prf.c:198 unhandled_af(40) at unhandled_af+0x1a sys/net/if.c:-1 if_output_tso(ffff800000050858,ffff80002a24e3e0,ffff800000c40ea0,fffffc807f082dc0,5dc) at if_output_tso+0x22b ip_output(fffffc806db95300,0,fffffc806ffaf448,800,0,fffffc806ffaf4e0,e003dc54a69bbbb3) at ip_output+0x107f sys/netinet/ip_output.c:437 tcp_output(ffff8000015bd2e0) at tcp_output+0x36e3 sys/netinet/tcp_output.c:1070 tcp_send(ffff800010fdcec0,fffffc806c808000,0,0) at tcp_send+0x191 sys/netinet/tcp_usrreq.c:859 sosend(ffff800010fdcec0,0,ffff80002a24e828,0,0,80) at sosend+0x804 sys/kern/uipc_socket.c:-1 dofilewritev(ffff800045ffd4c8,3,ffff80002a24e828,0,ffff80002a24e8e0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff800045ffd4c8,ffff80002a24e990,ffff80002a24e8e0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80002a24e990) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a24e990) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x754af44942b0, count: 3 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: unhandled af 64 ddb{1}> show kasan No such command ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834e84a5) at panic+0x1e5 sys/kern/subr_prf.c:198 unhandled_af(40) at unhandled_af+0x1a sys/net/if.c:-1 if_output_tso(ffff800000050858,ffff80002a24e3e0,ffff800000c40ea0,fffffc807f082dc0,5dc) at if_output_tso+0x22b ip_output(fffffc806db95300,0,fffffc806ffaf448,800,0,fffffc806ffaf4e0,e003dc54a69bbbb3) at ip_output+0x107f sys/netinet/ip_output.c:437 tcp_output(ffff8000015bd2e0) at tcp_output+0x36e3 sys/netinet/tcp_output.c:1070 tcp_send(ffff800010fdcec0,fffffc806c808000,0,0) at tcp_send+0x191 sys/netinet/tcp_usrreq.c:859 sosend(ffff800010fdcec0,0,ffff80002a24e828,0,0,80) at sosend+0x804 sys/kern/uipc_socket.c:-1 dofilewritev(ffff800045ffd4c8,3,ffff80002a24e828,0,ffff80002a24e8e0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff800045ffd4c8,ffff80002a24e990,ffff80002a24e8e0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80002a24e990) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a24e990) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x754af44942b0, count: -12 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a24e1c0 rbx 0xffff80002999ee0f rdx 0 rcx 0xffff800045ffd4c8 rax 0xffff80002999dff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x65eaa17a2d4d07cc r11 0x829beb545bcc020a r12 0xffff80002999ec10 r13 0 r14 0 r15 0x1 rip 0xffffffff810f3995 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a24e1b0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=503296 pid=7683 tcnt=1 stat=onproc flags process=2 proc=0 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800045ffc2a0,0xffff800045ffc7e0 process=0xffff800045ff0010 user=0xffff80002a249000, vmspace=0xfffffc806f074010 estcpu=36, cpticks=6, pctcpu=0.2, user=0, sys=6, intr=0 ddb{1}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 91258 25501 7683 0 7 0x1004 0 syz-executor 17780 19001 7683 0 3 0x2 0x80 piperd syz-executor 26615 364127 7683 0 3 0x2 0x80 piperd syz-executor 80415 44013 7683 0 3 0x2 0x80 piperd syz-executor 66290 284543 7683 0 3 0x2 0x80 piperd syz-executor 78429 325655 7683 0 3 0x2 0x80 piperd syz-executor 44863 492438 7683 0 2 0x2 0 syz-executor 36290 213438 7683 0 3 0x2 0x80 piperd syz-executor * 7683 503296 91672 0 7 0x2 0 syz-executor 91672 167875 32832 0 3 0x100002 0x88 sigsusp ksh 32832 186253 24562 0 3 0x10 0x88 kqread sshd-session 24562 416334 21191 0 3 0x12 0x80 kqread sshd-session 33111 466805 1 0 3 0x100003 0x80 ttyin getty 21191 43426 1 0 3 0 0x88 kqread sshd 5921 188150 35715 74 3 0x1100012 0x80 bpf pflogd 35715 112499 1 0 3 0 0x80 sbwait pflogd 30322 95380 77922 73 3 0x1100010 0x80 kqread syslogd 77922 185633 1 0 3 0x100002 0x80 sbwait syslogd 80591 480950 1 0 3 0x100000 0x80 kqread resolvd 37212 164990 90391 77 3 0x100012 0x80 kqread dhcpleased 58063 426519 90391 77 3 0x100012 0x80 kqread dhcpleased 90391 50019 1 0 3 0 0x80 kqread dhcpleased 41866 354072 0 0 3 0x14000 0x200 bored smr 83174 291269 0 0 3 0x14000 0x200 pgzero zerothread 84087 151574 0 0 3 0x14000 0x200 aiodoned aiodoned 80904 358469 0 0 3 0x14000 0x200 syncer update 72862 313925 0 0 3 0x14000 0x200 cleaner cleaner 32347 272136 0 0 3 0x14000 0x200 reaper reaper 77540 109018 0 0 3 0x14000 0x200 pgdaemon pagedaemon 97092 114702 0 0 3 0x14000 0x200 bored viomb 97607 521266 0 0 3 0x14000 0x40000200 acpi0 acpi0 34037 243875 0 0 3 0x14000 0x40000200 idle1 51046 158292 0 0 3 0x14000 0x200 bored softnet1 15113 202338 0 0 3 0x14000 0x200 bored softnet0 72111 513399 0 0 3 0x14000 0x200 smrbar systqmp 35779 19096 0 0 3 0x14000 0x200 bored systq 56493 181215 0 0 3 0x14000 0x200 tmoslp softclockmp 67670 236148 0 0 3 0x14000 0x40000200 tmoslp softclock 80301 319255 0 0 3 0x14000 0x40000200 idle0 1 20233 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{1}> show all locks Process 91258 (syz-executor) thread 0xffff800045fee020 (25501) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83ad7b00) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] #1 syscall+0xaf4 sys/arch/amd64/amd64/trap.c:791 #2 Xsyscall+0x128 Process 7683 (syz-executor) thread 0xffff800045ffd4c8 (503296) exclusive rwlock inet46 r = 0 (0xffff800010fdcee0) #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 sosend+0x78e sys/kern/uipc_socket.c:-1 #3 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #4 sys_write+0xa2 sys/kern/sys_generic.c:300 #5 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #6 Xsyscall+0x128 shared rwlock netlock r = 0 (0xffffffff8393f560) #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_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 solock_shared+0x6e sys/kern/uipc_socket2.c:343 #3 sosend+0x78e sys/kern/uipc_socket.c:-1 #4 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #5 sys_write+0xa2 sys/kern/sys_generic.c:300 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #7 Xsyscall+0x128 exclusive rwlock sbufsnd r = 0 (0xffff800010fdd0a8) #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 sblock+0xb6 sys/kern/uipc_socket2.c:536 #3 sosend+0x2e9 sys/kern/uipc_socket.c:639 #4 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #5 sys_write+0xa2 sys/kern/sys_generic.c:300 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #7 Xsyscall+0x128 Process 72111 (systqmp) thread 0xffff800045ffe530 (513399) shared rwlock systqmp r = 0 (0xffffffff83961388) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11048 12082K 12092K 166960K 12149 0 pcb 17 13K 14K 166960K 64 0 rtable 215 6K 7K 166960K 357 0 pf 34 17K 18K 166960K 49 0 ifaddr 39 6K 7K 166960K 46 0 ifgroup 51 2K 2K 166960K 57 0 sysctl 1 1K 9K 166960K 5 0 counters 68 36K 37K 166960K 72 0 ioctlops 0 0K 4K 166960K 1488 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1324 83K 83K 166960K 1396 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 3 0K 0K 166960K 4 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 10 30K 89K 166960K 144 0 proc 71 115K 164K 166960K 554 0 subproc 63 3K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 in_multi 88 5K 6K 166960K 99 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 2 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 31 148K 148K 166960K 31 0 exec 1 0K 1K 166960K 392 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 163 141K 170K 166960K 3200 0 UVM aobj 5 2K 2K 166960K 6 0 pinsyscall 36 72K 104K 166960K 1332 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 1 0 NDP 19 1K 1K 166960K 29 0 temp 34 9118K 9120K 166960K 4000 0 kqueue 13 20K 24K 166960K 28 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 36 0 33 1 0 1 1 0 8 0 rtentry 176 111 0 12 5 0 5 5 0 8 0 unpcb 144 44 0 27 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 10 0 6 1 0 1 1 0 8 0 arp 136 18 0 2 1 0 1 1 0 8 0 inpcb 328 108 0 101 4 0 4 4 0 8 3 nd6 152 24 0 3 1 0 1 1 0 8 0 kcovpl 48 8 0 1 1 0 1 1 0 8 0 ppxss 1192 1 0 1 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 pfstitem 24 27 0 0 1 0 1 1 0 8 0 pfstkey 128 27 0 0 1 0 1 1 0 8 0 pfstate 448 27 0 0 3 0 3 3 0 8 0 pfrule 1360 22 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 453 0 0 29 0 29 29 0 8 0 art_table 40 454 0 0 5 0 5 5 0 8 0 art_node 32 111 0 10 1 0 1 1 0 8 0 semapl 72 2 0 1 1 0 1 1 0 8 0 shmpl 112 3 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1583 0 113 92 0 92 92 0 8 0 ffsino 296 1583 0 113 114 0 114 114 0 8 0 nchpl 144 1789 0 92 64 0 64 64 0 8 0 vnodes 216 1706 0 0 95 0 95 95 0 8 0 namei 1024 6326 0 6323 2 0 2 2 0 8 1 percpumem 16 52 0 2 1 0 1 1 0 8 0 kstatmem 264 29 0 4 2 0 2 2 0 8 0 scxspl 216 6243 0 6243 3 2 1 2 1 8 1 plimitpl 152 29 0 13 1 0 1 1 0 8 0 sigapl 424 470 0 430 8 1 7 7 0 8 2 knotepl 120 293 0 0 9 0 9 9 0 8 0 kqueuepl 224 89 0 80 5 0 5 5 0 8 4 pipepl 344 134 0 107 3 0 3 3 0 8 0 fdescpl 528 454 0 430 3 0 3 3 0 8 1 filepl 160 1777 0 1579 13 0 13 13 0 8 4 lockfpl 104 16 0 14 1 0 1 1 0 8 0 lockfspl 48 7 0 5 1 0 1 1 0 8 0 sessionpl 144 24 0 15 1 0 1 1 0 8 0 pgrppl 48 36 0 19 1 0 1 1 0 8 0 ucredpl 104 89 0 76 1 0 1 1 0 8 0 zombiepl 144 430 0 430 1 0 1 1 0 8 1 processpl 1232 470 0 430 5 0 5 5 0 8 1 procpl 664 491 0 451 6 1 5 5 0 8 1 sockpl 752 189 0 162 7 0 7 7 0 8 4 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 130 0 0 17 0 17 17 0 8 0 mcl2k 2048 24 0 0 3 0 3 3 0 8 0 mextrefs 64 24 0 0 1 0 1 1 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 204 0 0 13 0 13 13 0 8 0 bufpl 272 2293 0 105 146 0 146 146 0 8 0 anonpl 32 3626 0 0 30 0 30 30 0 247 0 amapchunkpl 152 8497 0 8223 19 1 18 18 0 158 4 amappl16 200 1373 0 1361 5 1 4 5 0 8 3 amappl15 192 4 0 4 1 1 0 1 0 8 0 amappl14 184 440 0 439 1 0 1 1 0 8 0 amappl13 176 127 0 115 1 0 1 1 0 8 0 amappl12 168 709 0 687 2 0 2 2 0 8 0 amappl11 160 6 0 5 1 0 1 1 0 8 0 amappl10 152 90 0 76 1 0 1 1 0 8 0 amappl9 144 301 0 301 1 1 0 1 0 8 0 amappl8 136 99 0 97 1 0 1 1 0 8 0 amappl7 128 225 0 212 1 0 1 1 0 8 0 amappl6 120 170 0 168 1 0 1 1 0 8 0 amappl5 112 99 0 89 1 0 1 1 0 8 0 amappl4 104 303 0 284 1 0 1 1 0 8 0 amappl3 96 1502 0 1447 3 0 3 3 0 8 0 amappl2 88 580 0 509 2 0 2 2 0 8 0 amappl1 80 10521 0 9949 15 0 15 15 0 8 0 amappl 88 2451 0 2356 4 0 4 4 0 92 1 uvmvnodes 80 98 0 0 2 0 2 2 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 128 253 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 5 0 1 1 0 1 1 0 8 0 uaddrrnd 24 454 0 430 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 454 0 430 1 0 1 1 0 8 0 vmmpekpl 168 5847 0 5804 2 0 2 2 0 8 0 vmmpepl 168 38492 0 37004 87 0 87 87 0 357 8 vmsppl 488 453 0 430 5 0 5 5 0 8 2 rwobjpl 80 14289 0 13357 24 0 24 24 0 8 1 pdppl 4096 915 0 860 101 18 83 83 0 8 28 pvpl 32 9196 0 0 76 1 75 75 0 265 0 pmappl 256 453 0 430 3 0 3 3 0 8 1 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 422 0 21 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83925ff0) 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 chacha_encrypt_bytes(ffff800001621740,ffff8000015ff000,ffff8000015ff000,ac0) at chacha_encrypt_bytes+0x4a8 sys/crypto/chacha_private.h:-1 vmcmd_randomize(ffff800045fee020,ffff80002a2b1f68) at vmcmd_randomize+0x15f sys/kern/exec_subr.c:345 exec_process_vmcmds(ffff800045fee020,ffff80002a2b1db8) at exec_process_vmcmds+0xef sys/kern/exec_subr.c:139 sys_execve(ffff800045fee020,ffff80002a2b22a0,ffff80002a2b21f0) at sys_execve+0x10ff sys/kern/kern_exec.c:535 syscall(ffff80002a2b22a0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2b22a0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x754af44942e0, count: 6 ddb{0}> trace x86_ipi_db(ffffffff83925ff0) 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 chacha_encrypt_bytes(ffff800001621740,ffff8000015ff000,ffff8000015ff000,ac0) at chacha_encrypt_bytes+0x4a8 sys/crypto/chacha_private.h:-1 vmcmd_randomize(ffff800045fee020,ffff80002a2b1f68) at vmcmd_randomize+0x15f sys/kern/exec_subr.c:345 exec_process_vmcmds(ffff800045fee020,ffff80002a2b1db8) at exec_process_vmcmds+0xef sys/kern/exec_subr.c:139 sys_execve(ffff800045fee020,ffff80002a2b22a0,ffff80002a2b21f0) at sys_execve+0x10ff sys/kern/kern_exec.c:535 syscall(ffff80002a2b22a0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2b22a0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x754af44942e0, count: -9 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834e84a5) at panic+0x1e5 sys/kern/subr_prf.c:198 unhandled_af(40) at unhandled_af+0x1a sys/net/if.c:-1 if_output_tso(ffff800000050858,ffff80002a24e3e0,ffff800000c40ea0,fffffc807f082dc0,5dc) at if_output_tso+0x22b ip_output(fffffc806db95300,0,fffffc806ffaf448,800,0,fffffc806ffaf4e0,e003dc54a69bbbb3) at ip_output+0x107f sys/netinet/ip_output.c:437 tcp_output(ffff8000015bd2e0) at tcp_output+0x36e3 sys/netinet/tcp_output.c:1070 tcp_send(ffff800010fdcec0,fffffc806c808000,0,0) at tcp_send+0x191 sys/netinet/tcp_usrreq.c:859 sosend(ffff800010fdcec0,0,ffff80002a24e828,0,0,80) at sosend+0x804 sys/kern/uipc_socket.c:-1 dofilewritev(ffff800045ffd4c8,3,ffff80002a24e828,0,ffff80002a24e8e0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff800045ffd4c8,ffff80002a24e990,ffff80002a24e8e0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80002a24e990) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a24e990) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x754af44942b0, count: 3 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834e84a5) at panic+0x1e5 sys/kern/subr_prf.c:198 unhandled_af(40) at unhandled_af+0x1a sys/net/if.c:-1 if_output_tso(ffff800000050858,ffff80002a24e3e0,ffff800000c40ea0,fffffc807f082dc0,5dc) at if_output_tso+0x22b ip_output(fffffc806db95300,0,fffffc806ffaf448,800,0,fffffc806ffaf4e0,e003dc54a69bbbb3) at ip_output+0x107f sys/netinet/ip_output.c:437 tcp_output(ffff8000015bd2e0) at tcp_output+0x36e3 sys/netinet/tcp_output.c:1070 tcp_send(ffff800010fdcec0,fffffc806c808000,0,0) at tcp_send+0x191 sys/netinet/tcp_usrreq.c:859 sosend(ffff800010fdcec0,0,ffff80002a24e828,0,0,80) at sosend+0x804 sys/kern/uipc_socket.c:-1 dofilewritev(ffff800045ffd4c8,3,ffff80002a24e828,0,ffff80002a24e8e0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff800045ffd4c8,ffff80002a24e990,ffff80002a24e8e0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80002a24e990) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a24e990) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x754af44942b0, count: -12