panic: pool_cache_item_magic_check: mbufpl cppua nfirec:e lkeisrnet lm odidiagfnioedst:i ict easms aerdtdiro n0x f"!f_ffkefdrn8e0l6d_l77o8ckb_0h0+el16d 0x0!=0x7a721b03e381612e Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 77356 52526 0 0 0x4000000 0 syz-executor.1 *173106 70856 0 0 0x4000000 1 syz-executor.0 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff824057a5) at panic+0x15c sys/kern/subr_prf.c:207 pool_cache_get(ffffffff829228d8) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline] pool_cache_get(ffffffff829228d8) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884 pool_get(ffffffff829228d8,1) at pool_get+0x91 sys/kern/subr_pool.c:572 m_get(1,1) at m_get+0x4c sys/kern/uipc_mbuf.c:250 m_getuio(ffff8000230f3548,1,1000,ffff8000230f3610) at m_getuio+0xbe sys/kern/uipc_socket.c:592 sosend(fffffd8066789b08,0,ffff8000230f3610,0,0,2) at sosend+0x54e sys/kern/uipc_socket.c:542 sendit(ffff800020e374f8,8,ffff8000230f36f0,2,ffff8000230f37d0) at sendit+0x52b sys/kern/uipc_syscalls.c:657 sys_sendto(ffff800020e374f8,ffff8000230f3788,ffff8000230f37d0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 syscall(ffff8000230f3850) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000230f3850) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x35aa18d92f0, count: 4 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 pool_cache_item_magic_check: mbufpl cpu free list modified: item addr 0xfffffd806d778b00+16 0x0!=0x7a721b03e381612e ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff824057a5) at panic+0x15c sys/kern/subr_prf.c:207 pool_cache_get(ffffffff829228d8) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline] pool_cache_get(ffffffff829228d8) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884 pool_get(ffffffff829228d8,1) at pool_get+0x91 sys/kern/subr_pool.c:572 m_get(1,1) at m_get+0x4c sys/kern/uipc_mbuf.c:250 m_getuio(ffff8000230f3548,1,1000,ffff8000230f3610) at m_getuio+0xbe sys/kern/uipc_socket.c:592 sosend(fffffd8066789b08,0,ffff8000230f3610,0,0,2) at sosend+0x54e sys/kern/uipc_socket.c:542 sendit(ffff800020e374f8,8,ffff8000230f36f0,2,ffff8000230f37d0) at sendit+0x52b sys/kern/uipc_syscalls.c:657 sys_sendto(ffff800020e374f8,ffff8000230f3788,ffff8000230f37d0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 syscall(ffff8000230f3850) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000230f3850) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x35aa18d92f0, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff8000230f3270 rbx 0xffff8000230f3320 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffffffff813f032f kprintf+0x16f r9 0x1 r10 0x2 r11 0xeeefdf095bf047a7 r12 0x3000000008 r13 0xffff8000230f3280 r14 0x100 r15 0x1 rip 0xffffffff812c6398 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff8000230f3260 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=173106 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020e37288,0xffff800020e383a8 process=0xffff800020eb5398 user=0xffff8000230ee000, vmspace=0xfffffd807efff5c0 estcpu=36, cpticks=3, pctcpu=0.0 user=0, sys=3, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 52526 231469 92551 0 2 0 syz-executor.1 52526 77356 92551 0 7 0x4000000 syz-executor.1 70856 316486 34275 0 2 0 syz-executor.0 *70856 173106 34275 0 7 0x4000000 syz-executor.0 82920 441096 0 0 3 0x14200 bored sosplice 28500 276687 0 0 3 0x14280 nfsidl nfsio 27892 87059 0 0 3 0x14280 nfsidl nfsio 57647 418050 0 0 3 0x14280 nfsidl nfsio 29258 157838 0 0 3 0x14280 nfsidl nfsio 30524 213940 0 0 3 0x14280 nfsidl nfsio 69224 305102 0 0 3 0x14280 nfsidl nfsio 43724 130582 0 0 3 0x14280 nfsidl nfsio 3845 254482 0 0 3 0x14280 nfsidl nfsio 20047 379640 0 0 3 0x14280 nfsidl nfsio 21779 231296 0 0 3 0x14280 nfsidl nfsio 25336 234527 0 0 3 0x14280 nfsidl nfsio 37602 13457 0 0 3 0x14280 nfsidl nfsio 78018 435095 0 0 3 0x14280 nfsidl nfsio 10042 189849 0 0 3 0x14280 nfsidl nfsio 31077 46914 0 0 3 0x14280 nfsidl nfsio 64030 273466 0 0 3 0x14280 nfsidl nfsio 35936 54089 0 0 3 0x14280 nfsidl nfsio 3763 345391 0 0 3 0x14280 nfsidl nfsio 18252 89133 0 0 3 0x14280 nfsidl nfsio 25872 72299 0 0 3 0x14280 nfsidl nfsio 92551 304138 22461 0 2 0x482 syz-executor.1 34275 322203 22461 0 2 0x482 syz-executor.0 22461 79068 77756 0 2 0x482 syz-fuzzer 22461 254618 77756 0 3 0x4000082 nanosleep syz-fuzzer 22461 9562 77756 0 3 0x4000082 thrsleep syz-fuzzer 22461 83078 77756 0 3 0x4000082 thrsleep syz-fuzzer 22461 370904 77756 0 3 0x4000082 thrsleep syz-fuzzer 22461 369337 77756 0 3 0x4000082 thrsleep syz-fuzzer 22461 338075 77756 0 3 0x4000082 thrsleep syz-fuzzer 22461 493577 77756 0 3 0x4000082 thrsleep syz-fuzzer 22461 134091 77756 0 3 0x4000082 kqread syz-fuzzer 22461 310383 77756 0 3 0x4000082 thrsleep syz-fuzzer 77756 314508 62037 0 3 0x10008a pause ksh 62037 19417 96281 0 3 0x92 select sshd 96454 125652 1 0 3 0x100083 ttyin getty 96281 436814 1 0 3 0x80 select sshd 94405 32255 97463 74 3 0x100092 bpf pflogd 97463 203969 1 0 3 0x80 netio pflogd 6641 288247 80301 73 3 0x100090 kqread syslogd 80301 93743 1 0 3 0x100082 netio syslogd 20517 27519 1 77 3 0x100090 poll dhclient 50006 252942 1 0 3 0x80 poll dhclient 61610 290182 0 0 3 0x14200 bored smr 47258 210333 0 0 2 0x14200 zerothread 40647 329054 0 0 3 0x14200 aiodoned aiodoned 30483 42936 0 0 3 0x14200 syncer update 69780 311211 0 0 3 0x14200 cleaner cleaner 68881 50249 0 0 3 0x14200 reaper reaper 81732 73993 0 0 3 0x14200 pgdaemon pagedaemon 27177 251457 0 0 3 0x14200 bored crynlk 14947 151976 0 0 3 0x14200 bored crypto 80609 113116 0 0 3 0x40014200 acpi0 acpi0 95925 506052 0 0 3 0x40014200 idle1 61666 475051 0 0 3 0x14200 bored softnet 70534 323478 0 0 3 0x14200 bored systqmp 81268 237258 0 0 3 0x14200 bored systq 44582 523786 0 0 3 0x40014200 bored softclock 42181 494268 0 0 3 0x40014200 idle0 1 439489 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9500 6534K 6534K 78643K 10665 0 pcb 15 8K 8K 78643K 25 0 rtable 109 3K 6K 78643K 243 0 ifaddr 55 12K 12K 78643K 69 0 counters 43 33K 33K 78643K 43 0 ioctlops 0 0K 4K 78643K 1478 0 iov 0 0K 24K 78643K 13 0 mount 1 1K 1K 78643K 1 0 vnodes 1219 77K 77K 78643K 1239 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 4 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 39 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 6 17K 25K 78643K 123 0 proc 61 63K 95K 78643K 449 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 40 2K 2K 78643K 48 0 ether_multi 2 0K 0K 78643K 2 0 mrt 3 0K 0K 78643K 3 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 43 201K 201K 78643K 43 0 exec 0 0K 1K 78643K 213 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 130 23K 23K 78643K 1306 0 UVM aobj 9 4K 4K 78643K 9 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 2 0 NDP 8 0K 0K 78643K 14 0 temp 79 3853K 3917K 78643K 2247 0 kqueue 3 4K 4K 78643K 3 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 6 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 23 0 21 1 0 1 1 0 8 0 rtentry 112 48 0 3 2 0 2 2 0 8 0 unpcb 120 216 0 202 2 0 2 2 0 8 1 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 677 0 677 1 1 0 1 0 8 0 tcpcb 544 22 0 18 1 0 1 1 0 8 0 inpcb 296 165 0 156 2 0 2 2 0 8 1 rttmr 72 1 0 0 1 0 1 1 0 8 0 nd6 48 8 0 2 1 0 1 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 2 0 1 1 0 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 14 0 14 1 0 1 1 0 8 1 pfstitem 24 17 0 3 1 0 1 1 0 8 0 pfstkey 112 17 0 3 1 0 1 1 0 8 0 pfstate 328 17 0 3 2 0 2 2 0 8 0 pfrule 1360 23 0 18 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 188 0 0 12 0 12 12 0 8 0 art_table 32 189 0 0 2 0 2 2 0 8 0 art_node 16 47 0 6 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 3 1 0 1 1 0 8 0 semupl 112 5 0 5 1 1 0 1 0 8 0 semapl 112 31 0 21 1 0 1 1 0 8 0 shmpl 112 6 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1551 0 142 89 0 89 89 0 8 0 ffsino 272 1551 0 142 96 1 95 95 0 8 0 nchpl 144 1913 0 302 60 0 60 60 0 8 0 uvmvnodes 72 1607 0 0 30 0 30 30 0 8 0 vnodes 208 1607 0 0 85 0 85 85 0 8 0 namei 1024 5070 0 5070 2 1 1 1 0 8 1 percpumem 16 32 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 4 0 4 1 0 1 1 0 8 1 scxspl 192 5658 0 5658 8 7 1 7 0 8 1 plimitpl 152 15 0 7 1 0 1 1 0 8 0 sigapl 424 359 0 306 6 0 6 6 0 8 0 futexpl 56 1209 0 1209 1 0 1 1 0 8 1 knotepl 112 61 0 42 1 0 1 1 0 8 0 kqueuepl 144 6 0 4 1 0 1 1 0 8 0 pipepl 304 92 0 82 2 1 1 2 0 8 0 fdescpl 496 323 0 306 3 0 3 3 0 8 0 filepl 152 1728 0 1622 6 1 5 5 0 8 0 lockfpl 104 10 0 9 1 0 1 1 0 8 0 lockfspl 48 5 0 4 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 18 0 7 1 0 1 1 0 8 0 ucredpl 96 109 0 100 1 0 1 1 0 8 0 zombiepl 144 306 0 306 2 1 1 1 0 8 1 processpl 992 359 0 306 8 1 7 7 0 8 0 procpl 624 558 0 494 6 0 6 6 0 8 1 sosppl 128 1 0 1 1 0 1 1 0 8 1 sockpl 400 404 0 379 6 1 5 5 0 8 2 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 5 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 261 0 0 32 0 32 32 0 8 0 mtagpl 96 5 0 0 1 0 1 1 0 8 0 mbufpl 256 269 0 0 16 0 16 16 0 8 0 bufpl 280 3525 0 132 243 0 243 243 0 8 0 anonpl 16 45916 0 29249 69 1 68 68 0 124 0 amapchunkpl 152 1566 0 1400 9 2 7 9 0 158 0 amappl16 192 1366 0 485 45 0 45 45 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 33 0 27 1 0 1 1 0 8 0 amappl13 168 79 0 73 1 0 1 1 0 8 0 amappl12 160 10 0 7 1 0 1 1 0 8 0 amappl11 152 57 0 42 1 0 1 1 0 8 0 amappl10 144 30 0 22 1 0 1 1 0 8 0 amappl9 136 430 0 426 1 0 1 1 0 8 0 amappl8 128 395 0 358 2 0 2 2 0 8 0 amappl7 120 119 0 107 1 0 1 1 0 8 0 amappl6 112 22 0 19 2 1 1 1 0 8 0 amappl5 104 218 0 202 1 0 1 1 0 8 0 amappl4 96 535 0 505 1 0 1 1 0 8 0 amappl3 88 113 0 104 1 0 1 1 0 8 0 amappl2 80 1615 0 1539 2 0 2 2 0 8 0 amappl1 72 18218 0 17761 23 13 10 18 0 8 0 amappl 80 787 0 740 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 8 0 0 1 0 1 1 0 8 0 uaddrrnd 24 323 0 306 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 323 0 306 1 0 1 1 0 8 0 vmmpekpl 168 6561 0 6522 2 0 2 2 0 8 0 vmmpepl 168 47497 0 45331 125 15 110 116 0 357 15 vmsppl 368 322 0 306 2 0 2 2 0 8 0 pdppl 4096 653 0 612 7 1 6 6 0 8 0 pvpl 32 160390 0 140383 167 0 167 167 0 265 4 pmappl 232 322 0 306 2 1 1 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 280 0 7 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff8274cff0) 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(8c95e,8c95d) at __sanitizer_cov_trace_cmp4+0x64 sys/dev/kcov.c:137 __mp_lock(ffffffff82922230) at __mp_lock+0x139 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82922230) at __mp_lock+0x139 sys/kern/kern_lock.c:147 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:89 Xsoftclock() at Xsoftclock+0x1f cnputc(64) at cnputc+0x4c sys/dev/cons.c:239 kputchar(64,5,0) at kputchar+0x219 sys/kern/subr_prf.c:343 kprintf() at kprintf+0x1b7c sys/kern/subr_prf.c:1052 panic(ffffffff824006f2) at panic+0xf3 vprintf sys/kern/subr_prf.c:528 [inline] panic(ffffffff824006f2) at panic+0xf3 sys/kern/subr_prf.c:197 __assert(ffffffff8246e473,ffffffff8245447f,29e,ffffffff8243167f) at __assert+0x2b sys/kern/subr_prf.c:154 proc_trampoline_mp() at proc_trampoline_mp+0x123 end trace frame: 0x0, count: 2 ddb{0}> trace x86_ipi_db(ffffffff8274cff0) 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(8c95e,8c95d) at __sanitizer_cov_trace_cmp4+0x64 sys/dev/kcov.c:137 __mp_lock(ffffffff82922230) at __mp_lock+0x139 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82922230) at __mp_lock+0x139 sys/kern/kern_lock.c:147 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:89 Xsoftclock() at Xsoftclock+0x1f cnputc(64) at cnputc+0x4c sys/dev/cons.c:239 kputchar(64,5,0) at kputchar+0x219 sys/kern/subr_prf.c:343 kprintf() at kprintf+0x1b7c sys/kern/subr_prf.c:1052 panic(ffffffff824006f2) at panic+0xf3 vprintf sys/kern/subr_prf.c:528 [inline] panic(ffffffff824006f2) at panic+0xf3 sys/kern/subr_prf.c:197 __assert(ffffffff8246e473,ffffffff8245447f,29e,ffffffff8243167f) at __assert+0x2b sys/kern/subr_prf.c:154 proc_trampoline_mp() at proc_trampoline_mp+0x123 end trace frame: 0x0, count: -13 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x18: addq $0x8,%rsp db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff824057a5) at panic+0x15c sys/kern/subr_prf.c:207 pool_cache_get(ffffffff829228d8) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline] pool_cache_get(ffffffff829228d8) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884 pool_get(ffffffff829228d8,1) at pool_get+0x91 sys/kern/subr_pool.c:572 m_get(1,1) at m_get+0x4c sys/kern/uipc_mbuf.c:250 m_getuio(ffff8000230f3548,1,1000,ffff8000230f3610) at m_getuio+0xbe sys/kern/uipc_socket.c:592 sosend(fffffd8066789b08,0,ffff8000230f3610,0,0,2) at sosend+0x54e sys/kern/uipc_socket.c:542 sendit(ffff800020e374f8,8,ffff8000230f36f0,2,ffff8000230f37d0) at sendit+0x52b sys/kern/uipc_syscalls.c:657 sys_sendto(ffff800020e374f8,ffff8000230f3788,ffff8000230f37d0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 syscall(ffff8000230f3850) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000230f3850) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x35aa18d92f0, count: 4 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff824057a5) at panic+0x15c sys/kern/subr_prf.c:207 pool_cache_get(ffffffff829228d8) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline] pool_cache_get(ffffffff829228d8) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884 pool_get(ffffffff829228d8,1) at pool_get+0x91 sys/kern/subr_pool.c:572 m_get(1,1) at m_get+0x4c sys/kern/uipc_mbuf.c:250 m_getuio(ffff8000230f3548,1,1000,ffff8000230f3610) at m_getuio+0xbe sys/kern/uipc_socket.c:592 sosend(fffffd8066789b08,0,ffff8000230f3610,0,0,2) at sosend+0x54e sys/kern/uipc_socket.c:542 sendit(ffff800020e374f8,8,ffff8000230f36f0,2,ffff8000230f37d0) at sendit+0x52b sys/kern/uipc_syscalls.c:657 sys_sendto(ffff800020e374f8,ffff8000230f3788,ffff8000230f37d0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 syscall(ffff8000230f3850) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000230f3850) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x35aa18d92f0, count: -11