""""panic: pool_do_get: mbufpl free list modified: page 0xfffffd807c5d4000; item addr 0xfffffd807c5d4c00; offset 0x0=0xe20e310000000000 != 0xe20e3115c9f2d81f Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 183831 48513 0 0 0 0 syz-executor.0 *251425 48513 0 0 0x4000000 1K syz-executor.0 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8249f74e) at panic+0x164 sys/kern/subr_prf.c:218 pool_do_get(ffffffff82936538,2,ffff8000241bd558) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff82936538,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_copym(fffffd807f00e500,0,3b9aca00,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] m_copym(fffffd807f00e500,0,3b9aca00,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667 rtm_sendup(fffffd8063f44e20,fffffd807f00e500,1) at rtm_sendup+0x5f sys/net/rtsock.c:588 route_input(fffffd807f00e500,fffffd8063f44010,0) at route_input+0x1cc sys/net/rtsock.c:560 route_output(fffffd807f00e500,fffffd8063f44010,0,0) at route_output+0x878 sys/net/rtsock.c:868 route_usrreq(fffffd8063f44010,9,fffffd807f00e500,0,0,ffff800020e24610) at route_usrreq+0x36f sys/net/rtsock.c:275 sosend(fffffd8063f44010,0,ffff8000241bd9e0,0,0,80) at sosend+0x671 sys/kern/uipc_socket.c:555 sendit(ffff800020e24610,5,ffff8000241bdac0,0,ffff8000241bdba0) at sendit+0x52b sys/kern/uipc_syscalls.c:657 sys_sendto(ffff800020e24610,ffff8000241bdb58,ffff8000241bdba0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 syscall(ffff8000241bdc20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000241bdc20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd7a73101560, count: 1 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_do_get: mbufpl free list modified: page 0xfffffd807c5d4000; item addr 0xfffffd807c5d4c00; offset 0x0=0xe20e310000000000 != 0xe20e3115c9f2d81f ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8249f74e) at panic+0x164 sys/kern/subr_prf.c:218 pool_do_get(ffffffff82936538,2,ffff8000241bd558) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff82936538,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_copym(fffffd807f00e500,0,3b9aca00,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] m_copym(fffffd807f00e500,0,3b9aca00,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667 rtm_sendup(fffffd8063f44e20,fffffd807f00e500,1) at rtm_sendup+0x5f sys/net/rtsock.c:588 route_input(fffffd807f00e500,fffffd8063f44010,0) at route_input+0x1cc sys/net/rtsock.c:560 route_output(fffffd807f00e500,fffffd8063f44010,0,0) at route_output+0x878 sys/net/rtsock.c:868 route_usrreq(fffffd8063f44010,9,fffffd807f00e500,0,0,ffff800020e24610) at route_usrreq+0x36f sys/net/rtsock.c:275 sosend(fffffd8063f44010,0,ffff8000241bd9e0,0,0,80) at sosend+0x671 sys/kern/uipc_socket.c:555 sendit(ffff800020e24610,5,ffff8000241bdac0,0,ffff8000241bdba0) at sendit+0x52b sys/kern/uipc_syscalls.c:657 sys_sendto(ffff800020e24610,ffff8000241bdb58,ffff8000241bdba0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 syscall(ffff8000241bdc20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000241bdc20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd7a73101560, count: -14 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff8000241bd3a0 rbx 0xffff8000241bd450 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffff8000241bd360 r9 0xffffffff817bd10f kprintf+0x16f r10 0x1 r11 0xde756996f1b573ca r12 0x3000000008 r13 0xffff8000241bd3b0 r14 0x100 r15 0x1 rip 0xffffffff821dd518 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff8000241bd390 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=251425 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020e243a0,0xffff800020e40d60 process=0xffff8000fffffb38 user=0xffff8000241b8000, vmspace=0xfffffd80799678c8 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 48513 183831 20498 0 7 0 syz-executor.0 48513 270977 20498 0 2 0x4000000 syz-executor.0 *48513 251425 20498 0 7 0x4000000 syz-executor.0 48513 248653 20498 0 2 0x4000000 syz-executor.0 20498 160062 72973 0 3 0x82 nanosleep syz-executor.0 36303 462690 72973 0 3 0x82 piperd syz-executor.1 73992 326614 1 0 3 0x100083 ttyin getty 27189 21675 0 0 3 0x14200 acct acct 75109 131586 0 0 3 0x14200 bored sosplice 82461 437214 0 0 3 0x14280 nfsidl nfsio 78800 258875 0 0 3 0x14280 nfsidl nfsio 85744 43749 0 0 3 0x14280 nfsidl nfsio 78057 313158 0 0 3 0x14280 nfsidl nfsio 85167 159022 0 0 3 0x14280 nfsidl nfsio 88715 290706 0 0 3 0x14280 nfsidl nfsio 61733 44708 0 0 3 0x14280 nfsidl nfsio 47115 82048 0 0 3 0x14280 nfsidl nfsio 94714 21844 0 0 3 0x14280 nfsidl nfsio 65481 354088 0 0 3 0x14280 nfsidl nfsio 7932 20224 0 0 3 0x14280 nfsidl nfsio 65784 409889 0 0 3 0x14280 nfsidl nfsio 42392 103015 0 0 3 0x14280 nfsidl nfsio 95220 518500 0 0 3 0x14280 nfsidl nfsio 80600 202306 0 0 3 0x14280 nfsidl nfsio 82522 504178 0 0 3 0x14280 nfsidl nfsio 14783 421907 0 0 3 0x14280 nfsidl nfsio 56915 263135 0 0 3 0x14280 nfsidl nfsio 91022 517198 0 0 3 0x14280 nfsidl nfsio 86141 150269 0 0 3 0x14280 nfsidl nfsio 72973 54612 54383 0 3 0x82 thrsleep syz-fuzzer 72973 211589 54383 0 3 0x4000082 nanosleep syz-fuzzer 72973 337092 54383 0 3 0x4000082 kqread syz-fuzzer 72973 260148 54383 0 3 0x4000082 thrsleep syz-fuzzer 72973 6033 54383 0 3 0x4000082 thrsleep syz-fuzzer 72973 20269 54383 0 3 0x4000082 thrsleep syz-fuzzer 72973 75442 54383 0 2 0x4000002 syz-fuzzer 72973 287577 54383 0 3 0x4000082 thrsleep syz-fuzzer 54383 59961 34280 0 3 0x10008a pause ksh 34280 73558 87137 0 3 0x92 select sshd 87137 51322 1 0 3 0x80 select sshd 59386 339505 14207 74 3 0x100092 bpf pflogd 14207 67643 1 0 3 0x80 netio pflogd 47445 291546 90084 73 3 0x100090 kqread syslogd 90084 253306 1 0 3 0x100082 netio syslogd 44311 296109 1 77 3 0x100090 poll dhclient 81556 76978 1 0 3 0x80 poll dhclient 78788 365244 0 0 3 0x14200 bored smr 21518 210618 0 0 2 0x14200 zerothread 21410 389538 0 0 3 0x14200 aiodoned aiodoned 72068 464329 0 0 3 0x14200 syncer update 70895 39775 0 0 3 0x14200 cleaner cleaner 91568 38822 0 0 3 0x14200 reaper reaper 67200 131277 0 0 3 0x14200 pgdaemon pagedaemon 81365 141093 0 0 3 0x14200 bored crynlk 32148 94600 0 0 3 0x14200 bored crypto 8206 149556 0 0 3 0x40014200 acpi0 acpi0 41611 198759 0 0 3 0x40014200 idle1 94378 272790 0 0 3 0x14200 bored softnet 62676 490046 0 0 3 0x14200 bored systqmp 93477 148781 0 0 3 0x14200 bored systq 46310 335935 0 0 3 0x40014200 bored softclock 92439 234607 0 0 3 0x40014200 idle0 1 60894 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex mbufpl r = 0 (0xffffffff82936548) #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_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] #4 m_copym+0x174 sys/kern/uipc_mbuf.c:667 #5 rtm_sendup+0x5f sys/net/rtsock.c:588 #6 route_input+0x1cc sys/net/rtsock.c:560 #7 route_output+0x878 sys/net/rtsock.c:868 #8 route_usrreq+0x36f sys/net/rtsock.c:275 #9 sosend+0x671 sys/kern/uipc_socket.c:555 #10 sendit+0x52b sys/kern/uipc_syscalls.c:657 #11 sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 #12 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #12 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #13 Xsyscall+0x128 Process 48513 (syz-executor.0) thread 0xffff800020e24610 (251425) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff828ecbf8) #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 sendit+0x52b sys/kern/uipc_syscalls.c:657 #4 sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 #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 (0xffffffff82936548) #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_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] #4 m_copym+0x174 sys/kern/uipc_mbuf.c:667 #5 rtm_sendup+0x5f sys/net/rtsock.c:588 #6 route_input+0x1cc sys/net/rtsock.c:560 #7 route_output+0x878 sys/net/rtsock.c:868 #8 route_usrreq+0x36f sys/net/rtsock.c:275 #9 sosend+0x671 sys/kern/uipc_socket.c:555 #10 sendit+0x52b sys/kern/uipc_syscalls.c:657 #11 sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 #12 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #12 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #13 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9533 6422K 7193K 78643K 14136 0 pcb 14 8K 8K 78643K 1091 0 rtable 123 14K 16K 78643K 854 0 ifaddr 94 17K 18K 78643K 294 0 sysctl 2 0K 0K 78643K 2 0 counters 43 33K 34K 78643K 75 0 ioctlops 0 0K 4K 78643K 1722 0 iov 0 0K 12K 78643K 115 0 mount 1 1K 1K 78643K 1 0 vnodes 1223 77K 77K 78643K 2561 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 16 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 118 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 5 13K 25K 78643K 1414 0 sigio 0 0K 0K 78643K 29 0 proc 69 63K 95K 78643K 655 0 subproc 32 2K 2K 78643K 85 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 112 0 in_multi 95 4K 4K 78643K 308 0 ether_multi 1 0K 0K 78643K 19 0 mrt 0 0K 0K 78643K 10 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 345 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 216 175K 176K 78643K 5486 0 UVM aobj 62 3K 3K 78643K 72 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 1 0K 0K 78643K 833 0 NDP 15 0K 0K 78643K 69 0 temp 158 3889K 3957K 78643K 11649 0 kqueue 3 4K 12K 78643K 51 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 16 0 10 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 96 0 89 1 0 1 1 0 8 0 rtentry 112 174 0 130 2 0 2 2 0 8 0 unpcb 120 955 0 943 1 0 1 1 0 8 0 syncache 264 10 0 10 4 3 1 1 0 8 1 tcpqe 32 1280 0 1280 2 1 1 1 0 8 1 tcpcb 544 399 0 393 3 2 1 2 0 8 0 inpcb 296 3158 0 3148 5 3 2 3 0 8 1 rttmr 72 5 0 4 3 2 1 1 0 8 0 nd6 48 55 0 49 1 0 1 1 0 8 0 pkpcb 40 6 0 6 2 2 0 1 0 8 0 ppxss 1136 2 0 2 2 2 0 1 0 8 0 pfstscr 40 16 0 16 4 3 1 1 0 8 1 pffrag 232 12 0 11 3 2 1 1 0 482 0 pffrnode 88 12 0 11 3 2 1 1 0 8 0 pffrent 40 67 0 66 3 2 1 1 0 8 0 pfosfp 40 847 0 423 5 0 5 5 0 8 0 pfosfpen 112 1430 0 714 21 0 21 21 0 8 0 pfrktable 1344 74 0 72 2 1 1 1 0 8 0 pftag 88 7 0 7 3 3 0 1 0 8 0 pfstitem 24 33 0 28 1 0 1 1 0 8 0 pfstkey 112 47 0 42 1 0 1 1 0 8 0 pfstate 328 37 0 32 2 1 1 2 0 8 0 pfrule 1360 66 0 37 3 0 3 3 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 951 0 681 22 5 17 18 0 8 0 art_table 32 953 0 681 3 0 3 3 0 8 0 art_node 16 171 0 131 1 0 1 1 0 8 0 sysvmsgpl 40 36 0 17 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 114 0 104 1 0 1 1 0 8 0 shmpl 112 69 0 10 3 1 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 3116 0 1718 89 0 89 89 0 8 0 ffsino 272 3116 0 1718 95 1 94 94 0 8 0 nchpl 144 5250 0 3654 60 0 60 60 0 8 0 uvmvnodes 72 4375 0 0 80 0 80 80 0 8 0 vnodes 208 4375 0 0 231 0 231 231 0 8 0 namei 1024 15251 0 15251 4 3 1 1 0 8 1 percpumem 16 48 0 16 1 0 1 1 0 8 0 vcpupl 1984 25 0 1 3 0 3 3 0 8 0 vmpool 560 31 0 7 2 0 2 2 0 8 0 pfiaddrpl 120 18 0 18 6 5 1 1 0 8 1 scsiplug 64 1 0 1 1 1 0 1 0 8 0 scxspl 192 15168 0 15168 10 9 1 6 0 8 1 plimitpl 152 104 0 96 1 0 1 1 0 8 0 sigapl 424 1643 0 1590 8 2 6 7 0 8 0 futexpl 56 24120 0 24120 3 2 1 1 0 8 1 knotepl 112 150 0 130 1 0 1 1 0 8 0 kqueuepl 144 172 0 167 1 0 1 1 0 8 0 pipepl 304 256 0 245 8 6 2 2 0 8 1 fdescpl 496 1606 0 1590 5 2 3 3 0 8 0 filepl 152 10632 0 10522 8 3 5 6 0 8 0 lockfpl 104 218 0 217 1 0 1 1 0 8 0 lockfspl 48 77 0 76 1 0 1 1 0 8 0 sessionpl 112 22 0 11 1 0 1 1 0 8 0 pgrppl 48 40 0 29 1 0 1 1 0 8 0 ucredpl 96 675 0 666 1 0 1 1 0 8 0 zombiepl 144 1590 0 1590 3 2 1 1 0 8 1 processpl 992 1643 0 1590 8 1 7 7 0 8 0 procpl 624 4474 0 4411 8 2 6 6 0 8 1 srpgc 64 2 0 2 1 1 0 1 0 8 0 sosppl 128 20 0 20 8 7 1 1 0 8 1 sockpl 400 4227 0 4198 17 13 4 5 0 8 1 mcl64k 65536 9 0 0 2 0 2 2 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 10 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 7 0 0 1 0 1 1 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 321 0 0 40 2 38 40 0 8 0 mtagpl 96 35 0 0 1 0 1 1 0 8 0 mbufpl 256 403 0 0 21 0 21 21 0 8 0 mbufpl: pool(0xffffffff82936538:mbufpl): free list modified: page 0xfffffd807c5d4000; item ordinal 0; addr 0xfffffd807c5d4c00 (p 0xfffffd806dc36000); offset 0x0=0xe20e310000000000 bufpl 280 5530 0 137 386 0 386 386 0 8 0 anonpl 16 182246 0 163296 139 54 85 93 0 124 8 amapchunkpl 152 10334 0 10007 48 30 18 27 0 158 4 amappl16 192 6534 0 5661 70 26 44 56 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 666 0 663 1 0 1 1 0 8 0 amappl13 168 79 0 76 1 0 1 1 0 8 0 amappl12 160 55 0 52 1 0 1 1 0 8 0 amappl11 152 1368 0 1350 1 0 1 1 0 8 0 amappl10 144 21 0 16 1 0 1 1 0 8 0 amappl9 136 365 0 363 1 0 1 1 0 8 0 amappl8 128 452 0 393 3 0 3 3 0 8 0 amappl7 120 144 0 130 1 0 1 1 0 8 0 amappl6 112 829 0 820 1 0 1 1 0 8 0 amappl5 104 831 0 815 1 0 1 1 0 8 0 amappl4 96 1220 0 1188 1 0 1 1 0 8 0 amappl3 88 674 0 664 1 0 1 1 0 8 0 amappl2 80 11704 0 11631 2 0 2 2 0 8 0 amappl1 72 56668 0 56203 23 13 10 18 0 8 0 amappl 80 4814 0 4710 3 0 3 3 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 71 0 10 1 0 1 1 0 8 0 uaddrrnd 24 1637 0 1597 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1637 0 1597 1 0 1 1 0 8 0 vmmpekpl 168 14442 0 14390 4 1 3 3 0 8 0 vmmpepl 168 214612 0 212426 188 92 96 129 0 357 0 vmsppl 368 1636 0 1597 6 2 4 4 0 8 0 pdppl 4096 3281 0 3218 12 4 8 9 0 8 0 pvpl 32 528082 0 505738 310 108 202 221 0 265 21 pmappl 232 1636 0 1597 4 1 3 3 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 334 0 36 9 0 9 9 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff82713ff0) 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(ffffffff828ec9f0,ffffffff828ec9f0) at __sanitizer_cov_trace_cmp4+0xb kd_curproc sys/dev/kcov.c:130 [inline] __sanitizer_cov_trace_cmp4(ffffffff828ec9f0,ffffffff828ec9f0) at __sanitizer_cov_trace_cmp4+0xb trace_cmp sys/dev/kcov.c:102 [inline] __sanitizer_cov_trace_cmp4(ffffffff828ec9f0,ffffffff828ec9f0) at __sanitizer_cov_trace_cmp4+0xb sys/dev/kcov.c:131 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:89 Xsoftclock() at Xsoftclock+0x1f __mp_lock(ffffffff828ec9f0) at __mp_lock+0x12e __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828ec9f0) at __mp_lock+0x12e sys/kern/kern_lock.c:147 uvm_map_inentry(ffff800020e24880,ffff800020e248f8,d7842f5673a,ffffffff824258d0,ffffffff81ea68b0,34) at uvm_map_inentry+0xbe sys/uvm/uvm_map.c:1890 syscall(ffff800021ed3c20) at syscall+0x3dc mi_syscall sys/sys/syscall_mi.h:87 [inline] syscall(ffff800021ed3c20) at syscall+0x3dc sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffff61d0, count: 5 ddb{0}> trace x86_ipi_db(ffffffff82713ff0) 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(ffffffff828ec9f0,ffffffff828ec9f0) at __sanitizer_cov_trace_cmp4+0xb kd_curproc sys/dev/kcov.c:130 [inline] __sanitizer_cov_trace_cmp4(ffffffff828ec9f0,ffffffff828ec9f0) at __sanitizer_cov_trace_cmp4+0xb trace_cmp sys/dev/kcov.c:102 [inline] __sanitizer_cov_trace_cmp4(ffffffff828ec9f0,ffffffff828ec9f0) at __sanitizer_cov_trace_cmp4+0xb sys/dev/kcov.c:131 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:89 Xsoftclock() at Xsoftclock+0x1f __mp_lock(ffffffff828ec9f0) at __mp_lock+0x12e __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828ec9f0) at __mp_lock+0x12e sys/kern/kern_lock.c:147 uvm_map_inentry(ffff800020e24880,ffff800020e248f8,d7842f5673a,ffffffff824258d0,ffffffff81ea68b0,34) at uvm_map_inentry+0xbe sys/uvm/uvm_map.c:1890 syscall(ffff800021ed3c20) at syscall+0x3dc mi_syscall sys/sys/syscall_mi.h:87 [inline] syscall(ffff800021ed3c20) at syscall+0x3dc sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffff61d0, count: -10 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(ffffffff8249f74e) at panic+0x164 sys/kern/subr_prf.c:218 pool_do_get(ffffffff82936538,2,ffff8000241bd558) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff82936538,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_copym(fffffd807f00e500,0,3b9aca00,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] m_copym(fffffd807f00e500,0,3b9aca00,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667 rtm_sendup(fffffd8063f44e20,fffffd807f00e500,1) at rtm_sendup+0x5f sys/net/rtsock.c:588 route_input(fffffd807f00e500,fffffd8063f44010,0) at route_input+0x1cc sys/net/rtsock.c:560 route_output(fffffd807f00e500,fffffd8063f44010,0,0) at route_output+0x878 sys/net/rtsock.c:868 route_usrreq(fffffd8063f44010,9,fffffd807f00e500,0,0,ffff800020e24610) at route_usrreq+0x36f sys/net/rtsock.c:275 sosend(fffffd8063f44010,0,ffff8000241bd9e0,0,0,80) at sosend+0x671 sys/kern/uipc_socket.c:555 sendit(ffff800020e24610,5,ffff8000241bdac0,0,ffff8000241bdba0) at sendit+0x52b sys/kern/uipc_syscalls.c:657 sys_sendto(ffff800020e24610,ffff8000241bdb58,ffff8000241bdba0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 syscall(ffff8000241bdc20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000241bdc20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd7a73101560, count: 1 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff8249f74e) at panic+0x164 sys/kern/subr_prf.c:218 pool_do_get(ffffffff82936538,2,ffff8000241bd558) at pool_do_get+0x439 sys/kern/subr_pool.c:738 pool_get(ffffffff82936538,2) at pool_get+0xeb sys/kern/subr_pool.c:581 m_copym(fffffd807f00e500,0,3b9aca00,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] m_copym(fffffd807f00e500,0,3b9aca00,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667 rtm_sendup(fffffd8063f44e20,fffffd807f00e500,1) at rtm_sendup+0x5f sys/net/rtsock.c:588 route_input(fffffd807f00e500,fffffd8063f44010,0) at route_input+0x1cc sys/net/rtsock.c:560 route_output(fffffd807f00e500,fffffd8063f44010,0,0) at route_output+0x878 sys/net/rtsock.c:868 route_usrreq(fffffd8063f44010,9,fffffd807f00e500,0,0,ffff800020e24610) at route_usrreq+0x36f sys/net/rtsock.c:275 sosend(fffffd8063f44010,0,ffff8000241bd9e0,0,0,80) at sosend+0x671 sys/kern/uipc_socket.c:555 sendit(ffff800020e24610,5,ffff8000241bdac0,0,ffff8000241bdba0) at sendit+0x52b sys/kern/uipc_syscalls.c:657 sys_sendto(ffff800020e24610,ffff8000241bdb58,ffff8000241bdba0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 syscall(ffff8000241bdc20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000241bdc20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd7a73101560, count: -14