kernel: double fault trap, code=0 Stopped at __sanitizer_cov_trace_cmp4+0xf: pushq %rdi ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> trace __sanitizer_cov_trace_cmp4(0,0) at __sanitizer_cov_trace_cmp4+0xf sys/dev/kcov.c:134 splraise(9) at splraise+0x3d sys/arch/amd64/amd64/intr.c:700 mtx_enter_try(ffffffff82920c18) at mtx_enter_try+0x71 sys/kern/kern_lock.c:291 pool_cache_get(ffffffff82920b30) at pool_cache_get+0xa3 pl_enter_try sys/kern/subr_pool.c:109 [inline] pool_cache_get(ffffffff82920b30) at pool_cache_get+0xa3 pool_list_enter sys/kern/subr_pool.c:1789 [inline] pool_cache_get(ffffffff82920b30) at pool_cache_get+0xa3 pool_cache_list_alloc sys/kern/subr_pool.c:1806 [inline] pool_cache_get(ffffffff82920b30) at pool_cache_get+0xa3 sys/kern/subr_pool.c:1879 pool_get(ffffffff82920b30,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_copym(fffffd80697e8300,5b4,591,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] m_copym(fffffd80697e8300,5b4,591,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667 ip_fragment(fffffd80697e8300,ffff80000017c2a8,5b4) at ip_fragment+0x324 ip_output(fffffd80697e8300,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0xfd7 sys/netinet/ip_output.c:499 udp_output(fffffd80710c7720,fffffd80697e8300,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd806ba0cc00,fffffd806ba0ccac,0,14,fffffd806ba0ccc0) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022adb958,ffff800022adb964,11,2) at udp_input+0x1323 ip_deliver(ffff800022adb958,ffff800022adb964,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022adb958,ffff800022adb964,6b0e,0) at ip_ours+0x412 ip_input_if(ffff800022adb958,ffff800022adb964,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd806f225600) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd806f225600,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd80697e8200,fffffd80710c77a0,fffffd806f46e380,ffff800022adbaa8) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd80697e8200,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd80697e8200,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd806d9cf400,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd806d9cf400,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd80697e8300,fffffd80697e83e0,0,14,fffffd80697e83f4) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022adc148,ffff800022adc154,11,2) at udp_input+0x1323 ip_deliver(ffff800022adc148,ffff800022adc154,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022adc148,ffff800022adc154,48d8,0) at ip_ours+0x412 ip_input_if(ffff800022adc148,ffff800022adc154,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd807ea4fe00) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd807ea4fe00,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd806ac8ee00,fffffd80710c77a0,fffffd806f46e380,ffff800022adc298) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd806ac8ee00,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd806ac8ee00,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd80697e8600,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd80697e8600,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd806d9cf400,fffffd806d9cf4ac,0,14,fffffd806d9cf4c0) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022adc938,ffff800022adc944,11,2) at udp_input+0x1323 ip_deliver(ffff800022adc938,ffff800022adc944,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022adc938,ffff800022adc944,3639,0) at ip_ours+0x412 ip_input_if(ffff800022adc938,ffff800022adc944,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd80715b3800) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd80715b3800,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd8079c36300,fffffd80710c77a0,fffffd806f46e380,ffff800022adca88) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd8079c36300,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd8079c36300,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd806d9cf600,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd806d9cf600,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd80697e8600,fffffd80697e86e0,0,14,fffffd80697e86f4) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022add128,ffff800022add134,11,2) at udp_input+0x1323 ip_deliver(ffff800022add128,ffff800022add134,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022add128,ffff800022add134,2139,0) at ip_ours+0x412 ip_input_if(ffff800022add128,ffff800022add134,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd806f225d00) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd806f225d00,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd806ac8ed00,fffffd80710c77a0,fffffd806f46e380,ffff800022add278) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd806ac8ed00,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd806ac8ed00,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd80697e8100,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd806f225500,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd806d9cf600,fffffd806d9cf6ac,0,14,fffffd806d9cf6c0) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022add918,ffff800022add924,11,2) at udp_input+0x1323 ip_deliver(ffff800022add918,ffff800022add924,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022add918,ffff800022add924,15b3,0) at ip_ours+0x412 ip_input_if(ffff800022add918,ffff800022add924,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd806acd8100) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd806acd8100,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd80715b3000,fffffd80710c77a0,fffffd806f46e380,ffff800022adda68) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd80715b3000,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd80715b3000,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd807ea4f700,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd807ea4f700,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd806f225500,fffffd806488f060,0,14,fffffd806488f074) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022ade108,ffff800022ade114,11,2) at udp_input+0x1323 ip_deliver(ffff800022ade108,ffff800022ade114,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022ade108,ffff800022ade114,74b,0) at ip_ours+0x412 ip_input_if(ffff800022ade108,ffff800022ade114,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd806a09eb00) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd806a09eb00,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd806d396900,fffffd80710c77a0,fffffd806f46e380,ffff800022ade258) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd806d396900,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd806d396900,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd806db2cc00,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd806db2cc00,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 sosend(fffffd806ebfcc88,0,ffff800022ade580,0,0,0) at sosend+0x671 sys/kern/uipc_socket.c:555 sendit(ffff800020e094f8,0,ffff800022ade660,0,ffff800022ade740) at sendit+0x52b sys/kern/uipc_syscalls.c:657 sys_sendto(ffff800020e094f8,ffff800022ade6f8,ffff800022ade740) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 syscall(ffff800022ade7c0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800022ade7c0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd30cb083210, count: -92 ddb{1}> show registers rdi 0x7 rsi 0x9 rbp 0xffff800022adb000 rbx 0 rdx 0x72a2 __ALIGN_SIZE+0x62a2 rcx 0xffff8000230ed000 rax 0xffff8000230ed000 r8 0xffffffff81c0514a in_delayed_cksum+0xaa r9 0x1 r10 0x3 r11 0x731c29f58a989a97 r12 0xffff800020d70ff0 r13 0xffff800020d70ff0 r14 0x9 r15 0x7 rip 0xffffffff8176dd4f __sanitizer_cov_trace_cmp4+0xf cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff800022adb000 ss 0x10 __sanitizer_cov_trace_cmp4+0xf: pushq %rdi ddb{1}> show proc PROC (syz-executor.1) pid=509438 stat=onproc flags process=10 proc=4000000 pri=32, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff800020e09c48,0xffff800020e0ad68 process=0xffff8000ffffc400 user=0xffff800022ad9000, vmspace=0xfffffd807effe5c0 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 42010 2153 53203 32767 2 0x10 syz-executor.1 *42010 509438 53203 32767 7 0x4000010 syz-executor.1 42010 8268 53203 32767 2 0x4000010 syz-executor.1 53203 8276 31380 32767 3 0x90 nanosleep syz-executor.1 31380 189881 67679 0 3 0x82 wait syz-executor.1 60672 379695 0 0 3 0x14200 bored sosplice 58160 67426 60974 32767 3 0x90 piperd syz-executor.0 60974 105936 67679 0 3 0x82 wait syz-executor.0 67679 429333 18426 0 3 0x82 thrsleep syz-fuzzer 67679 24774 18426 0 3 0x4000082 nanosleep syz-fuzzer 67679 458672 18426 0 3 0x4000082 thrsleep syz-fuzzer 67679 170365 18426 0 3 0x4000082 thrsleep syz-fuzzer 67679 490684 18426 0 3 0x4000082 kqread syz-fuzzer 67679 20571 18426 0 3 0x4000082 thrsleep syz-fuzzer 67679 53525 18426 0 3 0x4000082 thrsleep syz-fuzzer 67679 399243 18426 0 3 0x4000082 thrsleep syz-fuzzer 67679 492942 18426 0 7 0x4000002 syz-fuzzer 18426 368761 20078 0 3 0x10008a pause ksh 20078 130059 10687 0 3 0x92 select sshd 84939 410228 1 0 3 0x100083 ttyin getty 10687 237205 1 0 3 0x80 select sshd 70464 342065 92384 73 3 0x100090 kqread syslogd 92384 47741 1 0 3 0x100082 netio syslogd 18280 42969 1 77 3 0x100090 poll dhclient 57990 100185 1 0 3 0x80 poll dhclient 15023 249833 0 0 3 0x14200 bored smr 19186 202060 0 0 2 0x14200 zerothread 49659 467660 0 0 3 0x14200 aiodoned aiodoned 41680 83944 0 0 3 0x14200 syncer update 2360 38103 0 0 3 0x14200 cleaner cleaner 23805 339940 0 0 3 0x14200 reaper reaper 22265 321943 0 0 3 0x14200 pgdaemon pagedaemon 23625 155361 0 0 3 0x14200 bored crynlk 15403 98126 0 0 3 0x14200 bored crypto 65798 267939 0 0 3 0x40014200 acpi0 acpi0 33903 252443 0 0 3 0x40014200 idle1 19781 147738 0 0 2 0x14200 softnet 98125 206885 0 0 3 0x14200 bored systqmp 87499 265985 0 0 3 0x14200 bored systq 765 217586 0 0 3 0x40014200 bored softclock 33183 239601 0 0 3 0x40014200 idle0 1 310792 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 42010 (syz-executor.1) thread 0xffff800020e094f8 (509438) exclusive rwlock netlock r = 0 (0xffffffff82787c88) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 solock+0x5a sys/kern/uipc_socket2.c:282 #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 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9466 6330K 6330K 78643K 10619 0 pcb 13 8K 8K 78643K 13 0 rtable 105 3K 3K 78643K 1085 0 ifaddr 39 10K 10K 78643K 181 0 sysctl 2 0K 0K 78643K 2 0 counters 43 33K 33K 78643K 83 0 ioctlops 0 0K 2K 78643K 78 0 iov 0 0K 32K 78643K 141 0 mount 1 1K 1K 78643K 1 0 vnodes 1216 76K 76K 78643K 1659 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 24 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 489 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 7 21K 33K 78643K 2212 0 sigio 0 0K 0K 78643K 20 0 proc 48 50K 83K 78643K 1418 0 subproc 34 2K 2K 78643K 374 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 188 0 in_multi 33 2K 2K 78643K 277 0 ether_multi 1 0K 0K 78643K 5 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 583 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 158 26K 42K 78643K 7753 0 UVM aobj 131 4K 4K 78643K 139 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 65 0 NDP 7 0K 0K 78643K 69 0 temp 102 3865K 3929K 78643K 8505 0 kqueue 3 4K 22K 78643K 67 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 47 0 41 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 159 0 157 1 0 1 1 0 8 0 rtentry 112 291 0 247 2 0 2 2 0 8 0 unpcb 120 1128 0 1120 1 0 1 1 0 8 0 syncache 264 20 0 20 8 8 0 1 0 8 0 tcpqe 32 436 0 436 4 4 0 1 0 8 0 tcpcb 544 513 0 505 5 4 1 2 0 8 0 ipq 40 14 0 14 4 3 1 1 0 8 1 ipqe 40 29 0 29 4 3 1 1 0 8 1 inpcb 296 3977 0 3966 7 5 2 2 0 8 0 ip6q 72 2 0 2 2 2 0 1 0 8 0 ip6af 40 3 0 3 2 2 0 1 0 8 0 nd6 48 91 0 85 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1284 0 1093 20 7 13 14 0 8 1 art_table 32 1285 0 1093 2 0 2 2 0 8 0 art_node 16 290 0 250 1 0 1 1 0 8 0 sysvmsgpl 40 25 0 6 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 485 0 475 1 0 1 1 0 8 0 shmpl 112 136 0 8 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 3634 0 2231 88 0 88 88 0 8 0 ffsino 272 3634 0 2231 94 0 94 94 0 8 0 nchpl 144 6580 0 4994 60 0 60 60 0 8 0 uvmvnodes 72 4017 0 0 74 0 74 74 0 8 0 vnodes 208 4017 0 0 212 0 212 212 0 8 0 namei 1024 20261 0 20261 5 4 1 1 0 8 1 percpumem 16 52 0 20 1 0 1 1 0 8 0 scxspl 192 18715 0 18715 15 14 1 7 0 8 1 plimitpl 152 240 0 231 1 0 1 1 0 8 0 sigapl 424 2340 0 2308 4 0 4 4 0 8 0 futexpl 56 35160 0 35160 5 4 1 1 0 8 1 knotepl 112 449 0 429 2 1 1 2 0 8 0 kqueuepl 144 1167 0 1161 1 0 1 1 0 8 0 pipepl 304 425 0 414 5 3 2 2 0 8 0 fdescpl 496 2324 0 2308 4 1 3 3 0 8 1 filepl 152 14064 0 13959 9 4 5 7 0 8 0 lockfpl 104 396 0 395 1 0 1 1 0 8 0 lockfspl 48 102 0 101 1 0 1 1 0 8 0 sessionpl 112 37 0 27 1 0 1 1 0 8 0 pgrppl 48 233 0 223 1 0 1 1 0 8 0 ucredpl 96 1683 0 1674 1 0 1 1 0 8 0 zombiepl 144 2308 0 2308 1 0 1 1 0 8 1 processpl 992 2340 0 2308 5 0 5 5 0 8 0 procpl 624 6109 0 6067 4 0 4 4 0 8 0 sosppl 128 53 0 52 13 12 1 1 0 8 0 sockpl 400 5320 0 5299 13 9 4 4 0 8 1 mcl64k 65536 8 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 12 0 0 1 0 1 1 0 8 0 mcl8k 8192 7 0 0 1 0 1 1 0 8 0 mcl4k 4096 16 0 0 2 0 2 2 0 8 0 mcl2k2 2112 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 194 0 0 23 0 23 23 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 490 0 0 16 0 16 16 0 8 0 bufpl 280 7341 0 1105 446 0 446 446 0 8 0 anonpl 16 268650 0 259116 124 71 53 63 0 124 3 amapchunkpl 152 18326 0 18078 81 67 14 24 0 158 3 amappl16 192 10440 0 9925 112 84 28 38 0 8 2 amappl15 184 127 0 127 6 6 0 1 0 8 0 amappl14 176 173 0 171 1 0 1 1 0 8 0 amappl13 168 635 0 628 1 0 1 1 0 8 0 amappl12 160 380 0 377 1 0 1 1 0 8 0 amappl11 152 267 0 258 1 0 1 1 0 8 0 amappl10 144 592 0 581 1 0 1 1 0 8 0 amappl9 136 763 0 761 1 0 1 1 0 8 0 amappl8 128 812 0 766 2 0 2 2 0 8 0 amappl7 120 771 0 755 1 0 1 1 0 8 0 amappl6 112 186 0 182 1 0 1 1 0 8 0 amappl5 104 1988 0 1976 1 0 1 1 0 8 0 amappl4 96 996 0 969 1 0 1 1 0 8 0 amappl3 88 480 0 472 1 0 1 1 0 8 0 amappl2 80 16445 0 16380 2 0 2 2 0 8 0 amappl1 72 83863 0 83412 22 13 9 17 0 8 0 amappl 80 6696 0 6623 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 64 138 0 8 3 0 3 3 0 8 0 uaddrrnd 24 2324 0 2308 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2324 0 2308 1 0 1 1 0 8 0 vmmpekpl 168 19260 0 19218 2 0 2 2 0 8 0 vmmpepl 168 316684 0 314884 195 100 95 95 0 357 15 vmsppl 368 2323 0 2308 2 0 2 2 0 8 0 pdppl 4096 4655 0 4616 18 12 6 6 0 8 1 pvpl 32 765126 0 752369 279 142 137 156 0 265 13 pmappl 232 2323 0 2308 2 1 1 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 299 0 38 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff82796ff0) 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 end of kernel end trace frame: 0xc0002015e0, count: -3 ddb{0}> machine ddbcpu 1 Stopped at __sanitizer_cov_trace_cmp4+0xf: pushq %rdi ddb{1}> trace __sanitizer_cov_trace_cmp4(0,0) at __sanitizer_cov_trace_cmp4+0xf sys/dev/kcov.c:134 splraise(9) at splraise+0x3d sys/arch/amd64/amd64/intr.c:700 mtx_enter_try(ffffffff82920c18) at mtx_enter_try+0x71 sys/kern/kern_lock.c:291 pool_cache_get(ffffffff82920b30) at pool_cache_get+0xa3 pl_enter_try sys/kern/subr_pool.c:109 [inline] pool_cache_get(ffffffff82920b30) at pool_cache_get+0xa3 pool_list_enter sys/kern/subr_pool.c:1789 [inline] pool_cache_get(ffffffff82920b30) at pool_cache_get+0xa3 pool_cache_list_alloc sys/kern/subr_pool.c:1806 [inline] pool_cache_get(ffffffff82920b30) at pool_cache_get+0xa3 sys/kern/subr_pool.c:1879 pool_get(ffffffff82920b30,2) at pool_get+0x91 sys/kern/subr_pool.c:572 m_copym(fffffd80697e8300,5b4,591,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline] m_copym(fffffd80697e8300,5b4,591,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667 ip_fragment(fffffd80697e8300,ffff80000017c2a8,5b4) at ip_fragment+0x324 ip_output(fffffd80697e8300,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0xfd7 sys/netinet/ip_output.c:499 udp_output(fffffd80710c7720,fffffd80697e8300,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd806ba0cc00,fffffd806ba0ccac,0,14,fffffd806ba0ccc0) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022adb958,ffff800022adb964,11,2) at udp_input+0x1323 ip_deliver(ffff800022adb958,ffff800022adb964,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022adb958,ffff800022adb964,6b0e,0) at ip_ours+0x412 ip_input_if(ffff800022adb958,ffff800022adb964,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd806f225600) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd806f225600,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd80697e8200,fffffd80710c77a0,fffffd806f46e380,ffff800022adbaa8) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd80697e8200,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd80697e8200,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd806d9cf400,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd806d9cf400,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd80697e8300,fffffd80697e83e0,0,14,fffffd80697e83f4) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022adc148,ffff800022adc154,11,2) at udp_input+0x1323 ip_deliver(ffff800022adc148,ffff800022adc154,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022adc148,ffff800022adc154,48d8,0) at ip_ours+0x412 ip_input_if(ffff800022adc148,ffff800022adc154,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd807ea4fe00) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd807ea4fe00,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd806ac8ee00,fffffd80710c77a0,fffffd806f46e380,ffff800022adc298) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd806ac8ee00,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd806ac8ee00,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd80697e8600,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd80697e8600,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd806d9cf400,fffffd806d9cf4ac,0,14,fffffd806d9cf4c0) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022adc938,ffff800022adc944,11,2) at udp_input+0x1323 ip_deliver(ffff800022adc938,ffff800022adc944,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022adc938,ffff800022adc944,3639,0) at ip_ours+0x412 ip_input_if(ffff800022adc938,ffff800022adc944,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd80715b3800) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd80715b3800,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd8079c36300,fffffd80710c77a0,fffffd806f46e380,ffff800022adca88) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd8079c36300,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd8079c36300,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd806d9cf600,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd806d9cf600,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd80697e8600,fffffd80697e86e0,0,14,fffffd80697e86f4) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022add128,ffff800022add134,11,2) at udp_input+0x1323 ip_deliver(ffff800022add128,ffff800022add134,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022add128,ffff800022add134,2139,0) at ip_ours+0x412 ip_input_if(ffff800022add128,ffff800022add134,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd806f225d00) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd806f225d00,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd806ac8ed00,fffffd80710c77a0,fffffd806f46e380,ffff800022add278) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd806ac8ed00,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd806ac8ed00,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd80697e8100,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd806f225500,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd806d9cf600,fffffd806d9cf6ac,0,14,fffffd806d9cf6c0) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022add918,ffff800022add924,11,2) at udp_input+0x1323 ip_deliver(ffff800022add918,ffff800022add924,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022add918,ffff800022add924,15b3,0) at ip_ours+0x412 ip_input_if(ffff800022add918,ffff800022add924,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd806acd8100) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd806acd8100,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd80715b3000,fffffd80710c77a0,fffffd806f46e380,ffff800022adda68) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd80715b3000,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd80715b3000,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd807ea4f700,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd807ea4f700,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 somove(fffffd806ebfcc88,2) at somove+0xf61 sys/kern/uipc_socket.c:1616 sorwakeup(fffffd806ebfcc88) at sorwakeup+0x79 sys/kern/uipc_socket.c:1665 udp_sbappend(fffffd80710c7720,fffffd806f225500,fffffd806488f060,0,14,fffffd806488f074) at udp_sbappend+0x397 sys/netinet/udp_usrreq.c:644 udp_input(ffff800022ade108,ffff800022ade114,11,2) at udp_input+0x1323 ip_deliver(ffff800022ade108,ffff800022ade114,11,2) at ip_deliver+0x353 sys/netinet/ip_input.c:668 ip_ours(ffff800022ade108,ffff800022ade114,74b,0) at ip_ours+0x412 ip_input_if(ffff800022ade108,ffff800022ade114,4,0,ffff80000017c2a8) at ip_input_if+0x6ce ipv4_input(ffff80000017c2a8,fffffd806a09eb00) at ipv4_input+0x48 sys/netinet/ip_input.c:215 if_input_local(ffff80000017c2a8,fffffd806a09eb00,2) at if_input_local+0xf9 sys/net/if.c:769 ether_resolve(ffff80000017c2a8,fffffd806d396900,fffffd80710c77a0,fffffd806f46e380,ffff800022ade258) at ether_resolve+0x4c2 sys/net/if_ethersubr.c:239 ether_output(ffff80000017c2a8,fffffd806d396900,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 ether_encap sys/net/if_ethersubr.c:321 [inline] ether_output(ffff80000017c2a8,fffffd806d396900,fffffd80710c77a0,fffffd806f46e380) at ether_output+0x47 sys/net/if_ethersubr.c:350 ip_output(fffffd806db2cc00,0,fffffd80710c7790,0,0,fffffd80710c7720) at ip_output+0x12a2 sys/netinet/ip_output.c:509 udp_output(fffffd80710c7720,fffffd806db2cc00,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1017 sosend(fffffd806ebfcc88,0,ffff800022ade580,0,0,0) at sosend+0x671 sys/kern/uipc_socket.c:555 sendit(ffff800020e094f8,0,ffff800022ade660,0,ffff800022ade740) at sendit+0x52b sys/kern/uipc_syscalls.c:657 sys_sendto(ffff800020e094f8,ffff800022ade6f8,ffff800022ade740) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522 syscall(ffff800022ade7c0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800022ade7c0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd30cb083210, count: -92