last executing test programs: 3m27.392594001s ago: executing program 1 (id=49): r0 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x10000000) ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500)="1a96edd80763523d70657775757adee398") sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) mkdir(0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r1, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10) openat$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0) freebsd10_pipe(&(0x7f0000000100)) open(&(0x7f0000000480)='./file0\x00', 0x0, 0xe) r2 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, 0x0, 0x0, 0x100, 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r2, 0x84, 0x23, 0x0, &(0x7f0000000000)) profil(0x0, 0x0, 0x0, 0x0) r3 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_INITMSG(r3, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) rfork(0x7010) sync() open(0x0, 0x0, 0x0) socket$inet_sctp(0x2, 0x5, 0x84) r4 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r4, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) setsockopt$inet6_sctp_SCTP_AUTH_CHUNK(0xffffffffffffffff, 0x84, 0x12, 0x0, 0x0) connect$inet6(r4, &(0x7f0000000180)={0xfffffffffffffe3d, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c) sendmsg$inet6_sctp(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000300)="3634fb0c67dc3430f85536d1b958467de732e3d6779a8f56730a319e83cf5a37810dfe3727bc6fec311275a86ba13dbb0cc600628e5d2cc51d3084194c11b76aa054059fb977c24ff336f5332b4c7cf50288c8b77bfcbb3b10adba45189c27844797c73a4a0b015f41479f305dbeb8cd8b2d66c15b17c16da5e60c5c52448d491be46f1a7f7998b1e7ca703ef4adf44859c3344a7ebb7d0ece986878d487e43e5cb9a7a5fb122f02868ceeac81df03a7a22b0c124d593abe37b7497c1d6dcf2d5cc484976d677f8fd83e90a3d7435789c536bbc4", 0xd4}, {&(0x7f00000001c0)="a515b693dd67aff93d7392e78d983618e1e33705f12c6daf98a3b4bd61764e993d257159af675439a163f10ddc821f6073fb", 0x32}], 0x3, 0x0, 0x0, 0x18c}, 0xd) connect$inet(r3, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10) 3m5.509558902s ago: executing program 2 (id=60): r0 = socket$inet_sctp(0x2, 0x0, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984", 0x2e, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) kqueue() socket$inet6_sctp(0x1c, 0x1, 0x84) rfork(0x85000) 3m5.489753127s ago: executing program 1 (id=59): ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500)="1a96edd80763523d70657775757adee398") sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) mkdir(0x0, 0x0) openat$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0) freebsd10_pipe(&(0x7f0000000100)) open(&(0x7f0000000480)='./file0\x00', 0x0, 0xe) r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x23, &(0x7f0000000140)={@in6={{0x1c, 0x1c, 0x1, 0x0, @ipv4={'\x00', '\xff\xff', @rand_addr=0x76}, 0x486}}, 0x0, 0x9a, 0x49c5}, &(0x7f0000000000)=0x90) profil(0x0, 0x0, 0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_INITMSG(r1, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000180)={0xfffffffffffffe3d, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c) sendmsg$inet6_sctp(r2, &(0x7f0000000040)={&(0x7f00000000c0)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x6}, 0x1c, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000300)}, {&(0x7f00000001c0)="a515b693dd67aff93d7392e78d983618e1e33705f12c6daf98a3b4bd61764e993d257159af675439a163f10ddc821f6073fb", 0x32}], 0x3, 0x0, 0x0, 0x18c}, 0xd) connect$inet(r1, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10) 3m5.395821701s ago: executing program 3 (id=62): setsockopt$inet_MCAST_LEAVE_GROUP(0xffffffffffffffff, 0x0, 0x51, &(0x7f0000000500)={0x18b, {{0x10, 0x2, 0x1, @multicast2}}}, 0x84) kqueue() kevent(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket(0x0, 0x0, 0x0) aio_write(0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6_tcp(0x1c, 0x1, 0x0) socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000300)={'rack\x00'}, 0x24) 3m5.388982533s ago: executing program 2 (id=63): r0 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500)="1a96edd80763523d70657775757ade") sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) mkdir(0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r1, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10) openat$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0) freebsd10_pipe(&(0x7f0000000100)) open(&(0x7f0000000480)='./file0\x00', 0x0, 0xe) r2 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, 0x0, 0x0, 0x100, 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r2, 0x84, 0x23, &(0x7f0000000140)={@in6={{0x1c, 0x1c, 0x1, 0x0, @ipv4={'\x00', '\xff\xff', @rand_addr=0x76}, 0x486}}, 0x0, 0x9a, 0x49c5}, &(0x7f0000000000)=0x90) profil(0x0, 0x0, 0x0, 0x0) r3 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_INITMSG(r3, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) r4 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r4, &(0x7f0000000180)={0xfffffffffffffe3d, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c) sendmsg$inet6_sctp(r4, &(0x7f0000000040)={&(0x7f00000000c0)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000300)="3634fb0c67dc3430f85536d1b958467de732e3d6779a8f56730a319e83cf5a37810dfe3727bc6fec311275a86ba13dbb0cc600628e5d2cc51d3084194c11b76aa054059fb977c24ff336f5332b4c7cf50288c8b77bfcbb3b10adba45189c27844797c73a4a0b015f41479f305dbeb8cd8b2d66c15b17c16da5e60c5c52448d491be46f1a7f7998b1e7ca703ef4adf44859c3344a7ebb7d0ece986878d487e43e5cb9a7a5fb122f02868ceeac81df03a7a22b0c124d593abe37b7497c1d6dcf2d5cc484976d677f", 0xc7}, {&(0x7f00000001c0)="a515b693dd67aff93d7392e78d983618e1e33705f12c6daf98a3b4bd61764e993d257159af675439a163f10ddc821f6073fb", 0x32}], 0x3, 0x0, 0x0, 0x18c}, 0xd) 3m5.33838748s ago: executing program 3 (id=64): accept4(0xffffffffffffffff, 0x0, 0x0, 0x10000000) ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500)="1a96edd80763523d70657775757adee398") sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) mkdir(0x0, 0x0) r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10) openat$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0) freebsd10_pipe(0x0) open(0x0, 0x0, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r1, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) 3m5.337315385s ago: executing program 2 (id=65): r0 = socket$inet_sctp(0x2, 0x0, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, 0x0, 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c041c1d1b149dcdbfc289cafbafae52adad225aa5d98169f951ae4af8a475a23b", 0x5c, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, 0x0, 0x0, 0x0, 0x0, 0x0) syz_emit_ethernet(0x42, 0x0) r3 = socket$inet_sctp(0x2, 0x5, 0x84) r4 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x1a, &(0x7f0000000180)={r5}, 0x8) socket$inet6_sctp(0x1c, 0x1, 0x84) r6 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r6, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) connect$inet(r6, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r6, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x185}], 0x1, 0x0, 0x0, 0x81}, 0x0) 3m5.327027808s ago: executing program 3 (id=66): r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) r2 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r2, 0x29, 0x31, 0x0, 0x28) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c041c1d1b149dcdbfc289cafbafae52adad225aa5d98169f951ae4af8a475a23b", 0x5c, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r3 = kqueue() kevent(r3, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) syz_emit_ethernet(0x42, 0x0) r4 = socket$inet_sctp(0x2, 0x5, 0x84) r5 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r4, 0x84, 0x1a, &(0x7f0000000180)={r6}, 0x8) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r7 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r7, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r7, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) rfork(0x85000) 6.097129486s ago: executing program 0 (id=69): socket$inet_sctp(0x2, 0x3, 0x84) r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, &(0x7f0000000180)={0x1, [0x0]}, &(0x7f0000001700)=0xe) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, 0x0, 0x0) sendto$inet6(r1, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) setsockopt$inet_MCAST_LEAVE_GROUP(r1, 0x0, 0x51, &(0x7f0000000500)={0x18b, {{0x10, 0x2, 0x1, @multicast2}}}, 0x84) kqueue() r2 = socket(0x1c, 0x1, 0x0) connect$inet6(r2, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) 6.035259954s ago: executing program 0 (id=73): setsockopt$inet_MCAST_LEAVE_GROUP(0xffffffffffffffff, 0x0, 0x51, &(0x7f0000000500)={0x18b, {{0x10, 0x2, 0x1, @multicast2}}}, 0x84) kqueue() kevent(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket(0x0, 0x0, 0x0) aio_write(0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6_tcp(0x1c, 0x1, 0x0) socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000300)={'rack\x00'}, 0x24) 5.907574611s ago: executing program 0 (id=74): r0 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500)="1a96edd80763523d70657775757ade") sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) mkdir(0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r1, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10) openat$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0) freebsd10_pipe(&(0x7f0000000100)) open(&(0x7f0000000480)='./file0\x00', 0x0, 0xe) r2 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, 0x0, 0x0, 0x100, 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r2, 0x84, 0x23, &(0x7f0000000140)={@in6={{0x1c, 0x1c, 0x1, 0x0, @ipv4={'\x00', '\xff\xff', @rand_addr=0x76}, 0x486}}, 0x0, 0x9a, 0x49c5}, &(0x7f0000000000)=0x90) profil(0x0, 0x0, 0x0, 0x0) r3 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_INITMSG(r3, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) r4 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r4, &(0x7f0000000180)={0xfffffffffffffe3d, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c) sendmsg$inet6_sctp(r4, &(0x7f0000000040)={&(0x7f00000000c0)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x6}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x18c}, 0xd) 5.893153096s ago: executing program 1 (id=70): r0 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500)="1a96edd80763523d70657775757ade") sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) mkdir(0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r1, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10) openat$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0) freebsd10_pipe(&(0x7f0000000100)) open(&(0x7f0000000480)='./file0\x00', 0x0, 0xe) r2 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, 0x0, 0x0, 0x100, 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r2, 0x84, 0x23, &(0x7f0000000140)={@in6={{0x1c, 0x1c, 0x1, 0x0, @ipv4={'\x00', '\xff\xff', @rand_addr=0x76}, 0x486}}, 0x0, 0x9a, 0x49c5}, &(0x7f0000000000)=0x90) profil(0x0, 0x0, 0x0, 0x0) r3 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_INITMSG(r3, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) r4 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r4, &(0x7f0000000180)={0xfffffffffffffe3d, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c) sendmsg$inet6_sctp(r4, &(0x7f0000000040)={&(0x7f00000000c0)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x6}, 0x1c, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000300)="3634fb0c67dc3430f85536d1b958467de732e3d6779a8f56730a319e83cf5a37810dfe3727bc6fec311275a86ba13dbb0cc600628e5d2cc51d3084194c11b76aa054059fb977c24ff336f5332b4c7cf50288c8b77bfcbb3b10adba45189c27844797c73a4a0b015f41479f305dbeb8cd8b2d66c15b17c16da5e60c5c52448d491be46f1a7f7998b1e7ca703ef4adf44859c3344a7ebb7d0ece986878d487e43e5cb9a7a5fb122f02868ceeac81df03a7a22b0c124d593abe37b7", 0xba}, {&(0x7f00000001c0)="a515b693dd67aff93d7392e78d983618e1e33705f12c6daf98a3b4bd61764e993d257159af675439a163f10ddc821f6073", 0x31}], 0x3, 0x0, 0x0, 0x18c}, 0xd) 5.882097407s ago: executing program 0 (id=75): ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500)="1a96edd80763523d70657775757adee398") sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) mkdir(0x0, 0x0) r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10) openat$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0) freebsd10_pipe(0x0) open(&(0x7f0000000480)='./file0\x00', 0x0, 0xe) r1 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x100, 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x23, &(0x7f0000000140)={@in6={{0x1c, 0x1c, 0x1, 0x0, @ipv4={'\x00', '\xff\xff', @rand_addr=0x76}, 0x486}}, 0x0, 0x9a}, &(0x7f0000000000)=0x90) profil(0x0, 0x0, 0x0, 0x0) r2 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_INITMSG(r2, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) rfork(0x7010) sync() open(0x0, 0x0, 0x0) socket$inet_sctp(0x2, 0x5, 0x84) r3 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet6(r3, &(0x7f0000000180)={0xfffffffffffffe3d, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 5.878203722s ago: executing program 2 (id=71): r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700)) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, &(0x7f00000016c0)=ANY=[], 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x0, @empty, 0x10}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c04", 0x3d, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) r3 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x28, 0x0, &(0x7f00000002c0)) setsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x1a, &(0x7f0000000180), 0x8) r4 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r4, 0x6, 0x1, 0x0, 0x0) connect$inet(r4, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r4, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="ca1b3b5c422ca65675e274c429d4ecb6043c5c10548af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed757e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f1545f59d15ada6e76061b7834beac7d501f26c2752d451ca96b5f61b24c88865cfe25dfb939a9fcbb9146239110e08576b3ec84e75714e740034e78dba801094faa3edb5774e0c58", 0xc3}], 0x1, 0x0, 0x0, 0x81}, 0x0) 5.813040368s ago: executing program 0 (id=76): accept4(0xffffffffffffffff, 0x0, 0x0, 0x10000000) ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500)="1a96edd80763523d70657775757adee398") sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) mkdir(0x0, 0x0) r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10) openat$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0) open(0x0, 0x0, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r1, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) 5.812764957s ago: executing program 3 (id=72): r0 = socket$inet_sctp(0x2, 0x0, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984", 0x2e, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) kqueue() socket$inet6_sctp(0x1c, 0x1, 0x84) rfork(0x85000) 5.789025464s ago: executing program 0 (id=77): r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) r2 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r2, 0x29, 0x31, 0x0, 0x28) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c041c1d1b149dcdbfc289cafbafae52adad225aa5d98169f951ae4af8a475a23b", 0x5c, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r3 = kqueue() kevent(r3, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) syz_emit_ethernet(0x42, 0x0) r4 = socket$inet_sctp(0x2, 0x5, 0x84) r5 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r4, 0x84, 0x1a, &(0x7f0000000180)={r6}, 0x8) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r7 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r7, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r7, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) rfork(0x85000) 5.783964996s ago: executing program 3 (id=78): r0 = socket$inet_sctp(0x2, 0x0, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) r2 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r2, 0x29, 0x31, 0x0, 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984", 0x2e, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r3 = kqueue() kevent(r3, 0x0, 0x0, 0x0, 0x0, 0x0) syz_emit_ethernet(0x42, 0x0) r4 = socket$inet_sctp(0x2, 0x5, 0x84) r5 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r4, 0x84, 0x1a, &(0x7f0000000180)={r6}, 0x8) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r7 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r7, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) connect$inet(r7, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r7, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0) rfork(0x85000) 5.76575373s ago: executing program 1 (id=79): setsockopt$inet_MCAST_LEAVE_GROUP(0xffffffffffffffff, 0x0, 0x51, &(0x7f0000000500)={0x18b, {{0x10, 0x2, 0x1, @multicast2}}}, 0x84) kqueue() kevent(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket(0x0, 0x0, 0x0) aio_write(0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6_tcp(0x1c, 0x1, 0x0) r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) 5.294207049s ago: executing program 3 (id=80): r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) r2 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r2, 0x29, 0x31, 0x0, 0x28) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c041c1d1b149dcdbfc289cafbafae52adad225aa5d98169f951ae4af8a475a23b", 0x5c, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r3 = kqueue() kevent(r3, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) syz_emit_ethernet(0x42, 0x0) r4 = socket$inet_sctp(0x2, 0x5, 0x84) r5 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r4, 0x84, 0x1a, &(0x7f0000000180)={r6}, 0x8) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r7 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r7, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r7, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r7, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r7, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="ca1b3b5c422ca65675e274c429d4ecb6043c5c10548af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed757e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f1545f59d15ada6e76061b7834beac7d501f26c2752d451ca96b5f61b24c88865cfe25dfb939a9fcbb9146239110e08576b3ec84e75714e740034e78dba801094faa3edb5774e0c58a39e0a1439a32fb837000000000000800108fcaeec67663ce77bfbc50affa69135c9385cd6d36ff365039a3c5a89a24e3fed7dee1a35513534f7173d892afd3b73f76a08af4f857a1f2674d9ace7647aace412d13afc1ac098fe6f86bfdef411248b", 0x125}], 0x1, 0x0, 0x0, 0x81}, 0x0) rfork(0x85000) 45.135548ms ago: executing program 1 (id=81): r0 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500)="1a96edd80763523d70657775757ade") sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) mkdir(0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r1, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10) openat$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0) freebsd10_pipe(&(0x7f0000000100)) open(&(0x7f0000000480)='./file0\x00', 0x0, 0xe) r2 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, 0x0, 0x0, 0x100, 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r2, 0x84, 0x23, &(0x7f0000000140)={@in6={{0x1c, 0x1c, 0x1, 0x0, @ipv4={'\x00', '\xff\xff', @rand_addr=0x76}, 0x486}}, 0x0, 0x9a, 0x49c5}, &(0x7f0000000000)=0x90) profil(0x0, 0x0, 0x0, 0x0) r3 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_INITMSG(r3, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) r4 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r4, &(0x7f0000000180)={0xfffffffffffffe3d, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c) sendmsg$inet6_sctp(r4, &(0x7f0000000040)={&(0x7f00000000c0)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x6}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x18c}, 0xd) 39.914013ms ago: executing program 2 (id=82): r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c041c1d1b149dcdbfc289cafbafae52adad225aa5d98169f951ae4af8a475a23b", 0x5c, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, 0x0, 0x0, 0x0, 0x0, 0x0) syz_emit_ethernet(0x42, 0x0) r3 = socket$inet_sctp(0x2, 0x5, 0x84) r4 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x1a, &(0x7f0000000180)={r5}, 0x8) socket$inet6_sctp(0x1c, 0x1, 0x84) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0) rfork(0x85000) 10.8123ms ago: executing program 1 (id=83): r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) socket(0x0, 0x0, 0x0) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c041c1d1b149dcdbfc289cafbafae52adad225aa5d98169f951ae4af8a475a23b", 0x5c, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) syz_emit_ethernet(0x42, 0x0) r3 = socket$inet_sctp(0x2, 0x5, 0x84) r4 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x1a, &(0x7f0000000180)={r5}, 0x8) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r6 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r6, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r6, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r6, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r6, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x125}], 0x1, 0x0, 0x0, 0x81}, 0x0) 0s ago: executing program 2 (id=84): setsockopt$inet_MCAST_LEAVE_GROUP(0xffffffffffffffff, 0x0, 0x51, &(0x7f0000000500)={0x18b, {{0x10, 0x2, 0x1, @multicast2}}}, 0x84) r0 = kqueue() kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c1, 0x80000000, [0x40]}], 0x1, 0x0, 0x0, 0x0) r1 = socket(0x1c, 0x1, 0x0) aio_write(0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000f80), 0x0, 0x0) socket$inet6_tcp(0x1c, 0x1, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x1f, &(0x7f0000000080), 0x0) r2 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000300)={'rack\x00'}, 0x24) setsockopt$inet_tcp_int(r2, 0x6, 0x22, 0x0, 0x0) connect$inet(r2, &(0x7f0000000240)={0x10, 0x2, 0x2, @remote={0xac, 0x14, 0x0}}, 0x10) shutdown(r2, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x28, 0x0, 0x0) socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000140), &(0x7f0000000180)=0x20) mincore(&(0x7f0000013000/0x4000)=nil, 0x4000, 0x0) kmq_open(0x0, 0x0, 0x0, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.1.24' (ED25519) to the list of known hosts. if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 Expensive callout(9) function: 0xffffffff8142f140(0xfffffe006dac8640) 0.042689924 s Expensive callout(9) function: 0xffffffff8142f140(0xfffffe006dac8640) 0.089241544 s Expensive callout(9) function: 0xffffffff8142f140(0xfffffe006dac8640) 0.345459624 s if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 Aug 1 06:55:50 ci-freebsd-main-3 dhclient[827]: Interface tap1 is down, dhclient exiting Aug 1 06:55:50 ci-freebsd-main-3 dhclient[827]: connection closed Aug 1 06:55:50 ci-freebsd-main-3 dhclient[827]: exiting. if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079f8800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079f8800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079f8800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079f8800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079f8800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079f8800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb800 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000 Aug 1 07:03:26 ci-freebsd-main-3 dhclient[1114]: receive_packet failed on tap0: Device not configured Aug 1 07:03:26 ci-freebsd-main-3 dhclient[1114]: send_packet: Device not configured Aug 1 07:03:26 ci-freebsd-main-3 dhclient[1114]: ioctl(SIOCGIFFLAGS) on tap0: Operation not permiif_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 tted Aug 1 07:if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 03:26 ci-freebsdif_delmulti_locked: detaching ifnet instance 0xfffffe0058546800 -main-3 dhclient[1114]: Interfacif_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000 e tap0 no longerpanic: prefix 0xfffffe006e0c1900 has referencing addresses cpuid = 0 time = 1722495806 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056fdfff0 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056fe0150 vpanic() at vpanic+0x280/frame 0xfffffe0056fe0310 panic() at panic+0xb5/frame 0xfffffe0056fe03d0 nd6_prefix_del() at nd6_prefix_del+0x414/frame 0xfffffe0056fe04d0 nd6_purge() at nd6_purge+0x2b2/frame 0xfffffe0056fe0590 _in6_ifdetach() at _in6_ifdetach+0x2b2/frame 0xfffffe0056fe0670 if_detach_internal() at if_detach_internal+0x3b5/frame 0xfffffe0056fe0740 if_detach() at if_detach+0xbe/frame 0xfffffe0056fe0780 tun_destroy() at tun_destroy+0x1bc/frame 0xfffffe0056fe07d0 tun_clone_destroy() at tun_clone_destroy+0x112/frame 0xfffffe0056fe0800 if_clone_destroyif_flags() at if_clone_destroyif_flags+0xd0/frame 0xfffffe0056fe0850 if_clone_destroy() at if_clone_destroy+0x1f6/frame 0xfffffe0056fe0890 ifioctl() at ifioctl+0x13a2/frame 0xfffffe0056fe0ad0 kern_ioctl() at kern_ioctl+0x4ca/frame 0xfffffe0056fe0bb0 sys_ioctl() at sys_ioctl+0x367/frame 0xfffffe0056fe0d10 amd64_syscall() at amd64_syscall+0x4cb/frame 0xfffffe0056fe0f30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0056fe0f30 --- syscall (54, FreeBSD ELF64, ioctl), rip = 0x8252a82ca, rsp = 0x820ef1ab8, rbp = 0x820ef1ad0 --- KDB: enter: panic [ thread pid 1120 tid 100203 ] Stopped at kdb_enter+0x6e: movq $0,0x23db5b7(%rip) db> db> set $lines = 0 db> set $maxwidth = 0 db> show registers cs 0x20 ds 0x3b es 0x3b fs 0x13 gs 0x1b ss 0x28 rax 0x12 rcx 0xfffffe00033eee30 rdx 0 rbx 0xffffffff826fe0a0 .str.27 rsp 0xfffffe0056fe0130 rbp 0xfffffe0056fe0150 rsi 0 rdi 0xffffffff815cac69 printf+0x149 r8 0 r9 0xffffffff r10 0x100000000010f r11 0x1f r12 0xfffffe006e0df000 r13 0xfffffffffffffffe r14 0xffffffff826fe0a0 .str.27 r15 0 rip 0xffffffff815b69de kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x23db5b7(%rip) db> show proc Process 1120 (ifconfig) at 0xfffffe00749d6580: state: NORMAL uid: 0 gids: 0, 0, 5 parent: pid 1118 at 0xfffffe006dc4e040 ABI: FreeBSD ELF64 flag: 0x10004000 flag2: 0 arguments: ifconfig tap0 destroy reaper: 0xfffffe005421d040 reapsubtree: 1 sigparent: 20 vmspace: 0xfffffe005974f000 (map 0xfffffe005974f000) (map.pmap 0xfffffe005974f0c0) (pmap 0xfffffe005974f130) threads: 1 100203 Run CPU 0 ifconfig db> ps pid ppid pgrp uid state wmesg wchan cmd 1123 1101 424 0 R logger 1122 763 1122 0 R CPU 1 syz-executor 1121 1119 1119 0 D ifnet_d 0xffffffff83a91200 ifconfig 1120 1118 1118 0 R CPU 0 ifconfig 1119 763 1119 0 S wait 0xfffffe005421e060 syz-executor 1118 763 1118 0 S wait 0xfffffe006dc4e040 syz-executor 1101 424 424 0 S wait 0xfffffe006dc4f5c0 sh 1034 763 1034 0 RE syz-executor 875 0 0 0 DL aiordy 0xfffffe006dc4e5a0 [aiod4] 874 0 0 0 DL aiordy 0xfffffe006dc4eb00 [aiod3] 873 0 0 0 DL aiordy 0xfffffe0057fe9040 [aiod2] 872 0 0 0 DL aiordy 0xfffffe00585f4b00 [aiod1] 763 761 761 0 R syz-executor 761 759 761 0 Ss pause 0xfffffe0057fe8b90 csh 759 682 759 0 Ss select 0xfffffe006b498d40 sshd 748 1 748 0 Rs+ getty 747 1 747 0 Ss+ ttyin 0xfffffe00586078b0 getty 746 1 746 0 Ss+ ttyin 0xfffffe0058607cb0 getty 745 1 745 0 Ss+ ttyin 0xfffffe00586080b0 getty 744 1 744 0 Ss+ ttyin 0xfffffe00586084b0 getty 743 1 743 0 Ss+ ttyin 0xfffffe00586088b0 getty 742 1 742 0 Ss+ ttyin 0xfffffe0058608cb0 getty 741 1 741 0 Ss+ ttyin 0xfffffe00586090b0 getty 740 1 740 0 Ss+ ttyin 0xfffffe00586094b0 getty 686 1 686 0 Ss nanslp 0xffffffff83973380 cron 682 1 682 0 Ss select 0xfffffe0007c88bc0 sshd 495 1 495 0 Ds getbuf 0xfffffe0007e47bcc syslogd 424 1 424 0 Ss wait 0xfffffe00585f3020 devd 423 1 423 65 Ss select 0xfffffe006b49a2c0 dhclient 338 1 338 0 Ss select 0xfffffe006b4996c0 dhclient 335 1 335 0 Ss select 0xfffffe0007c89040 dhclient 17 0 0 0 DL syncer 0xffffffff83a90a60 [syncer] 16 0 0 0 DL vlruwt 0xfffffe0057fea060 [vnlru] 15 0 0 0 DL (threaded) [bufdaemon] 100080 D psleep 0xffffffff83a8f040 [bufdaemon] 100083 D - 0xffffffff82e02140 [bufspacedaemon-0] 100094 D sdflush 0xfffffe005859c0e8 [/ worker] 9 0 0 0 DL psleep 0xffffffff83ada600 [vmdaemon] 8 0 0 0 DL (threaded) [pagedaemon] 100078 D psleep 0xffffffff83ac04f8 [dom0] 100081 D launds 0xffffffff83ac0504 [laundry: dom0] 100082 D umarcl 0xffffffff81d4eff0 [uma] 7 0 0 0 DL - 0xffffffff836f0b70 [rand_harvestq] 6 0 0 0 DL pftm 0xffffffff84559fd0 [pf purge] 5 0 0 0 DL waiting 0xffffffff843869c0 [sctp_iterator] 4 0 0 0 DL (threaded) [cam] 100045 D - 0xffffffff836bb340 [doneq0] 100046 D - 0xffffffff836bb2c0 [async] 100077 D - 0xffffffff836bb140 [scanner] 3 0 0 0 DL (threaded) [crypto] 100042 D crypto_ 0xffffffff83abbd00 [crypto] 100043 D crypto_ 0xfffffe0054304d30 [crypto returns 0] 100044 D crypto_ 0xfffffe0054304d80 [crypto returns 1] 14 0 0 0 DL seqstat 0xfffffe00085f6488 [sequencer 00] 13 0 0 0 DL (threaded) [geom] 100036 D - 0xffffffff8391bd20 [g_event] 100037 D - 0xffffffff8391bd40 [g_up] 100038 D - 0xffffffff8391bd60 [g_down] 2 0 0 0 WL (threaded) [clock] 100030 I [clock (0)] 100031 I [clock (1)] 12 0 0 0 WL (threaded) [intr] 100012 I [swi6: task queue] 100013 I [swi6: Giant taskq] 100015 I [swi5: fast taskq] 100032 I [swi1: netisr 0] 100033 I [swi1: hpts] 100034 I [swi1: hpts] 100047 I [irq24: virtio_pci0] 100048 I [irq25: virtio_pci0] 100049 I [irq26: virtio_pci0] 100050 I [irq27: virtio_pci0] 100051 I [irq28: virtio_pci1] 100052 I [irq29: virtio_pci1] 100053 I [irq30: virtio_pci1] 100054 I [irq31: virtio_pci1] 100055 I [irq32: virtio_pci1] 100060 I [irq33: virtio_pci2] 100061 I [irq34: virtio_pci2] 100062 I [irq35: virtio_pci2] 100064 I [irq1: atkbd0] 100065 I [irq12: psm0] 100066 I [swi0: uart uart++] 100070 I [swi1: pf send] 11 0 0 0 RL (threaded) [idle] 100003 CanRun [idle: cpu0] 100004 CanRun [idle: cpu1] 1 0 1 0 SLs wait 0xfffffe005421d040 [init] 10 0 0 0 DL audit_w 0xffffffff83abc760 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D swapin 0xffffffff8391c700 [swapper] 100005 D - 0xfffffe00085e0900 [softirq_0] 100006 D - 0xfffffe00085e0800 [softirq_1] 100007 D - 0xfffffe00085e0700 [if_io_tqg_0] 100008 D - 0xfffffe00085e0600 [if_io_tqg_1] 100009 D - 0xfffffe00085e0500 [if_config_tqg_0] 100010 D - 0xfffffe00085e0400 [pci_hp taskq] 100011 D - 0xfffffe00085e0300 [kqueue_ctx taskq] 100014 D - 0xfffffe00085e0000 [thread taskq] 100016 D - 0xfffffe00085dfd00 [aiod_kick taskq] 100017 D - 0xfffffe00085dfc00 [deferred_unmount ta] 100018 D - 0xfffffe00085dfb00 [inm_free taskq] 100019 D - 0xfffffe00085dfa00 [in6m_free taskq] 100020 D - 0xfffffe00085df900 [linuxkpi_irq_wq] 100021 D - 0xfffffe00085df800 [linuxkpi_short_wq_0] 100022 D - 0xfffffe00085df800 [linuxkpi_short_wq_1] 100023 D - 0xfffffe00085df800 [linuxkpi_short_wq_2] 100024 D - 0xfffffe00085df800 [linuxkpi_short_wq_3] 100025 D - 0xfffffe00085df700 [linuxkpi_long_wq_0] 100026 D - 0xfffffe00085df700 [linuxkpi_long_wq_1] 100027 D - 0xfffffe00085df700 [linuxkpi_long_wq_2] 100028 D - 0xfffffe00085df700 [linuxkpi_long_wq_3] 100035 D - 0xfffffe00085df600 [firmware taskq] 100040 D - 0xfffffe00085df300 [crypto_0] 100041 D - 0xfffffe00085df300 [crypto_1] 100056 D - 0xfffffe00085df100 [vtnet0 rxq 0] 100057 D - 0xfffffe00085df000 [vtnet0 txq 0] 100058 D - 0xfffffe00085dee00 [vtnet0 rxq 1] 100059 D - 0xfffffe00085ded00 [vtnet0 txq 1] 100063 D vtbslp 0xfffffe0007c8b480 [virtio_balloon] 100067 D - 0xffffffff827032e0 [deadlkres] 100071 D - 0xfffffe005853bb00 [acpi_task_0] 100072 D - 0xfffffe005853bb00 [acpi_task_1] 100073 D - 0xfffffe005853bb00 [acpi_task_2] 100075 D - 0xfffffe00085e0a00 [mca taskq] 100076 D - 0xfffffe00085df200 [CAM taskq] db> show all locks Process 1122 (syz-executor) thread 0xfffffe006b44b000 (100103) exclusive rw vmobject (vmobject) r = 0 (0xfffffe006e091b58) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_kcov.c:381 Process 1120 (ifconfig) thread 0xfffffe006e0df000 (100203) exclusive sx ifnet_detach_sx (ifnet_detach_sx) r = 1 (0xffffffff83a91200) locked @ /syzkaller/managers/main/kernel/sys/net/if.c:1098 Process 495 (syslogd) thread 0xfffffe006b209740 (100096) exclusive lockmgr ufs (ufs) r = 0 (0xfffffe006db48230) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_syscalls.c:3581 db> show malloc Type InUse MemUse Requests pf_hash 5 11524K 5 linker 375 4959K 485 tcp_hpts 7 4801K 7 devbuf 4192 4324K 4220 sysctloid 34953 2060K 35024 vtbuf 24 1968K 46 kobj 329 1316K 493 newblk 25 1030K 553 vfscache 3 1025K 3 pcb 23 669K 531 inodedep 39 527K 217 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 intr 4 472K 4 subproc 127 226K 1195 vnet_data 2 224K 2 acpitask 1 224K 1 KTRACE 100 200K 100 acpica 1674 184K 61482 tidhash 3 141K 3 vmem 4 136K 6 pagedep 29 135K 140 tfo_ccache 1 128K 1 IP reass 1 128K 1 DEVFS1 121 121K 162 sem 4 106K 4 filedesc 14 105K 422 gtaskqueue 18 98K 18 bus 995 82K 5165 mtx_pool 2 72K 2 syncache 1 68K 1 NFSD srvcache 3 68K 3 module 518 65K 518 ddb_capture 1 64K 1 LRO 40 41K 72 temp 31 37K 2711 kdtrace 184 37K 1355 umtx 288 36K 288 hostcache 1 32K 1 shm 1 32K 1 DEVFS3 127 32K 150 msg 4 30K 4 routetbl 661 30K 2289 kbdmux 6 28K 6 DEVFS_RULE 56 20K 56 BPF 13 18K 42 ufs_mount 4 17K 5 proc 3 17K 3 ifaddr 60 17K 181 tty 16 16K 16 ithread 97 16K 97 bus-sc 34 15K 1687 eventhandler 162 14K 162 ifnet 7 13K 19 kenv 95 12K 95 GEOM 61 11K 477 rman 86 11K 451 CAM queue 5 11K 1528 lltable 31 9K 143 bmsafemap 3 9K 171 rpc 4 9K 4 devstat 4 9K 4 UART 12 9K 12 ksem 1 8K 1 shmfd 1 8K 1 pfs_vncache 1 8K 1 audit_evclass 238 8K 300 pf_ifnet 22 8K 81 sctp_timw 29 8K 29 ether_multi 88 8K 539 taskqueue 63 7K 63 sglist 6 7K 6 CAM DEV 3 6K 510 cred 22 6K 241 pfs_nodes 22 6K 22 plimit 21 6K 522 in6_multi 34 6K 208 ufs_dirhash 24 5K 24 UMA 268 5K 268 vt 11 5K 11 memdesc 1 4K 1 MCA 32 4K 32 evdev 4 4K 4 acpisem 28 4K 28 diradd 26 4K 165 kqueue 49 4K 1210 DEVFSP 49 4K 302 pwddesc 48 3K 1144 mkdir 23 3K 240 kcovinfo 46 3K 242 terminal 11 3K 11 proc-args 72 3K 2656 newdirblk 19 3K 120 session 19 3K 57 hhook 8 3K 10 clone 9 3K 9 uidinfo 3 3K 10 local_apic 1 2K 1 io_apic 1 2K 1 ipsec-saq 2 2K 2 lockf 18 2K 45 Unitno 28 2K 98 ip6ndp 11 2K 43 CAM XPT 22 2K 543 msi 12 2K 12 dirrem 6 2K 119 tun 4 2K 16 toponodes 6 2K 6 sctp_ifa 11 2K 41 ipsecpolicy 2 2K 2 acpidev 20 2K 20 selfd 19 2K 15302 netlink 2 2K 135 softdep 1 1K 1 sahead 1 1K 1 secasvar 1 1K 1 CC Mem 4 1K 35 vnodemarker 2 1K 28 select 8 1K 40 NFSD session 1 1K 1 CAM periph 4 1K 271 freework 4 1K 105 ipsec 3 1K 3 freefile 6 1K 105 freeblks 3 1K 104 mld 6 1K 18 igmp 6 1K 18 nhops 6 1K 22 pfil 6 1K 6 isadev 6 1K 6 mount 16 1K 89 pci_link 10 1K 10 crypto 4 1K 4 encap_export_host 12 1K 12 in_multi 2 1K 21 cdev 2 1K 2 lkpikmalloc 8 1K 9 osd 9 1K 48 inpcbpolicy 13 1K 316 chacha20random 1 1K 1 biobuf 1 1K 1 sctp_ifn 2 1K 41 vnodes 1 1K 1 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 CAM SIM 2 1K 2 feeder 7 1K 7 tcpfunc 3 1K 3 loginclass 3 1K 5 prison 6 1K 6 cryptodev 2 1K 35 nexusdev 8 1K 8 apmdev 1 1K 1 atkbddev 2 1K 2 aio 4 1K 4 procdesc 1 1K 14 pmchooks 1 1K 1 CAM path 4 1K 1034 CAM dev queue 2 1K 2 CAM I/O Scheduler 1 1K 1 soname 4 1K 3580 sctp_vrf 1 1K 1 vnet 1 1K 1 pmc 1 1K 1 entropy 2 1K 52 acpiintr 1 1K 1 cpus 2 1K 2 vnet_data_free 1 1K 1 Per-cpu 1 1K 1 p1003.1b 1 1K 1 filecaps 1 1K 104 filemon 0 0K 33 tcp_pcm_rack 0 0K 1 tcp_do_rack 0 0K 0 tcp_fsb_rack 0 0K 2 pf_table 0 0K 0 pf_rule 0 0K 0 pf_altq 0 0K 0 pf_osfp 0 0K 0 pf_krule_item 0 0K 0 pf_temp 0 0K 0 sctp_mcore 0 0K 0 sctp_socko 0 0K 91 sctp_iter 0 0K 51 sctp_mvrf 0 0K 0 sctp_cpal 0 0K 0 sctp_cmsg 0 0K 0 sctp_stre 0 0K 0 sctp_athi 0 0K 0 sctp_athm 0 0K 296 sctp_atky 0 0K 367 sctp_atcl 0 0K 296 sctp_a_it 0 0K 51 sctp_aadr 0 0K 6 sctp_stro 0 0K 71 sctp_stri 0 0K 0 sctp_map 0 0K 142 mqdata 0 0K 0 ipcomp 0 0K 0 esp 0 0K 0 ah 0 0K 0 madt_table 0 0K 2 smartpqi 0 0K 0 ixl 0 0K 0 ice-resmgr 0 0K 0 ice-osdep 0 0K 0 ice 0 0K 0 iavf 0 0K 0 axgbe 0 0K 0 fpukern_ctx 0 0K 0 xen_intr 0 0K 0 xen_hvm 0 0K 0 legacydrv 0 0K 0 bounce 0 0K 0 busdma 0 0K 0 qpidrv 0 0K 0 dmar_idpgtbl 0 0K 0 dmar_dom 0 0K 0 dmar_ctx 0 0K 0 isci 0 0K 0 iommu_dmamap 0 0K 0 hyperv_socket 0 0K 0 bxe_ilt 0 0K 0 aesni_data 0 0K 0 xenbus 0 0K 0 vm_fictitious 0 0K 0 UMAHash 0 0K 0 vm_pgdata 0 0K 0 jblocks 0 0K 0 savedino 0 0K 127 sentinel 0 0K 0 jfsync 0 0K 0 jtrunc 0 0K 0 sbdep 0 0K 12 jsegdep 0 0K 0 jseg 0 0K 0 jfreefrag 0 0K 0 jfreeblk 0 0K 0 jnewblk 0 0K 0 jmvref 0 0K 0 jremref 0 0K 0 jaddref 0 0K 0 freedep 0 0K 0 freefrag 0 0K 11 allocindir 0 0K 0 indirdep 0 0K 10 allocdirect 0 0K 0 ufs_trim 0 0K 0 mactemp 0 0K 0 audit_trigger 0 0K 0 audit_pipe_presel 0 0K 0 audit_pipeent 0 0K 0 audit_pipe 0 0K 0 audit_evname 0 0K 0 audit_bsm 0 0K 0 audit_gidset 0 0K 0 audit_text 0 0K 0 audit_path 0 0K 0 audit_data 0 0K 0 audit_cred 0 0K 0 ktls_ocf 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5E_TLS_RX 0 0K 0 MLX5EEPROM 0 0K 0 MLX5E_TLS 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EN 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5DUMP 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 simple_attr 0 0K 0 seq_file 0 0K 0 lkpiskb 0 0K 0 radix 0 0K 0 idr 0 0K 0 lkpindev 0 0K 0 lkpimhi 0 0K 0 lkpifw 0 0K 0 lkpi80211 0 0K 0 NLM 0 0K 0 ipsec-spdcache 0 0K 0 ipsec-reg 0 0K 0 ipsec-misc 0 0K 0 ipsecrequest 0 0K 0 ip6opt 0 0K 3 ip6_msource 0 0K 0 ip6_moptions 0 0K 0 in6_mfilter 0 0K 0 frag6 0 0K 0 tcplog 0 0K 0 tcp_hwpace 0 0K 0 ip_msource 0 0K 0 ip_moptions 0 0K 0 in_mfilter 0 0K 0 ipid 0 0K 0 80211scan 0 0K 0 80211ratectl 0 0K 0 80211power 0 0K 0 80211nodeie 0 0K 0 80211node 0 0K 0 80211mesh_gt 0 0K 0 80211mesh_rt 0 0K 0 80211perr 0 0K 0 80211prep 0 0K 0 80211preq 0 0K 0 80211dfs 0 0K 0 80211crypto 0 0K 0 80211vap 0 0K 0 iflib 0 0K 0 vlan 0 0K 0 gif 0 0K 0 ifdescr 0 0K 0 zlib 0 0K 19 fadvise 0 0K 0 VN POLL 0 0K 0 statfs 0 0K 203 namei_tracker 0 0K 0 export_host 0 0K 0 cl_savebuf 0 0K 10 lio 0 0K 0 acl 0 0K 0 mbuf_tag 0 0K 0 ktls 0 0K 0 accf 0 0K 0 pts 0 0K 0 timerfd 0 0K 0 iov 0 0K 15659 ioctlops 0 0K 157 eventfd 0 0K 0 Witness 0 0K 0 stack 0 0K 0 sbuf 0 0K 288 firmware 0 0K 0 compressor 0 0K 0 SWAP 0 0K 0 sysctltmp 0 0K 692 sysctl 0 0K 3 ekcd 0 0K 0 dumper 0 0K 0 sendfile 0 0K 0 rctl 0 0K 0 cache 0 0K 0 prison_racct 0 0K 0 Fail Points 0 0K 0 sigio 0 0K 1 filedesc_to_leader 0 0K 0 pwd 0 0K 0 tty console 0 0K 0 boottrace 0 0K 0 isofs_node 0 0K 0 isofs_mount 0 0K 0 tr_raid5_data 0 0K 0 tr_raid1e_data 0 0K 0 tr_raid1_data 0 0K 0 tr_raid0_data 0 0K 0 tr_concat_data 0 0K 0 md_sii_data 0 0K 0 md_promise_data 0 0K 0 md_nvidia_data 0 0K 0 md_jmicron_data 0 0K 0 md_intel_data 0 0K 0 md_ddf_data 0 0K 0 raid_data 0 0K 72 geom_flashmap 0 0K 0 tmpfs dir 0 0K 0 tmpfs name 0 0K 0 tmpfs mount 0 0K 0 tmpfs extattr 0 0K 0 NFS FHA 0 0K 0 newnfsmnt 0 0K 0 newnfsclient_req 0 0K 0 NFSCL layrecall 0 0K 0 NFSCL session 0 0K 0 NFSCL sockreq 0 0K 0 NFSCL devinfo 0 0K 0 NFSCL flayout 0 0K 0 NFSCL layout 0 0K 0 NFSD rollback 0 0K 0 NFSCL diroff 0 0K 0 NEWNFSnode 0 0K 0 NFSCL lck 0 0K 0 NFSCL lckown 0 0K 0 NFSCL client 0 0K 0 NFSCL deleg 0 0K 0 NFSCL open 0 0K 0 NFSCL owner 0 0K 0 NFS fh 0 0K 0 NFS req 0 0K 0 NFSD usrgroup 0 0K 0 NFSD string 0 0K 0 NFSD V4lock 0 0K 0 NFSD V4state 0 0K 0 msdosfs_fat 0 0K 0 msdosfs_mount 0 0K 0 msdosfs_node 0 0K 0 DEVFS4 0 0K 0 DEVFS2 0 0K 0 gntdev 0 0K 0 privcmd_dev 0 0K 0 evtchn_dev 0 0K 0 xenstore 0 0K 0 xnb 0 0K 0 xen_acpi 0 0K 0 xbbd 0 0K 0 xbd 0 0K 0 Balloon 0 0K 0 sysmouse 0 0K 0 vtfont 0 0K 0 pvscsi 0 0K 0 USBdev 0 0K 0 USB 0 0K 0 twsbuf 0 0K 0 tcp_log_dev 0 0K 0 midi buffers 0 0K 0 mixer 0 0K 0 ac97 0 0K 0 hdacc 0 0K 0 hdac 0 0K 0 hdaa 0 0K 0 SIIS driver 0 0K 0 PUC 0 0K 0 ppbusdev 0 0K 0 sr_iov 0 0K 0 OCS 0 0K 0 OCS 0 0K 0 nvme 0 0K 0 nvd 0 0K 0 netmap 0 0K 0 mwldev 0 0K 0 MVS driver 0 0K 0 mrsasbuf 0 0K 0 mpt_user 0 0K 0 mps_user 0 0K 0 MPSSAS 0 0K 0 mps 0 0K 0 mpr_user 0 0K 0 MPRSAS 0 0K 0 mpr 0 0K 0 mfibuf 0 0K 0 md_sectors 0 0K 0 md_disk 0 0K 0 malodev 0 0K 0 LED 0 0K 0 ix_sriov 0 0K 0 ix 0 0K 0 ipsbuf 0 0K 0 ciss_data 0 0K 0 BACKLIGHT 0 0K 0 ath_hal 0 0K 0 athdev 0 0K 0 ata_pci 0 0K 0 ata_dma 0 0K 0 ata_generic 0 0K 0 AHCI driver 0 0K 0 agp 0 0K 0 acpipwr 0 0K 0 acpi_perf 0 0K 0 acpicmbat 0 0K 0 aacraidcam 0 0K 0 aacraid_buf 0 0K 0 aaccam 0 0K 0 aacbuf 0 0K 0 zstd 0 0K 0 XZ_DEC 0 0K 0 nvlist 0 0K 0 SCSI ENC 0 0K 0 SCSI sa 0 0K 0 scsi_pass 0 0K 0 scsi_da 0 0K 69 ata_da 0 0K 0 scsi_ch 0 0K 0 scsi_cd 0 0K 0 nvme_da 0 0K 0 CAM CCB 0 0K 523 CAM ccb queue 0 0K 0 db> show uma Zone Size Used Free Requests Sleeps Bucket Total Mem XFree mbuf_jumbo_page 4096 8335 1063 16879 0 254 38494208 0 mbuf 256 8601 1061 61767 0 254 2473472 0 BUF TRIE 144 218 11570 563 0 62 1697472 0 malloc-384 384 4118 52 4118 0 30 1601280 0 malloc-4096 4096 378 12 1640 0 2 1597440 0 ertt_txseginfo 40 0 39188 39651 0 254 1567520 0 malloc-128 128 11492 102 11716 0 126 1484032 0 UMA Slabs 0 112 10915 23 10915 0 126 1225056 0 sctp_asoc 2256 0 510 71 0 254 1150560 0 mbuf_cluster 2048 508 0 508 0 254 1040384 0 vmem btag 56 16529 142 16533 0 254 933576 0 RADIX NODE 144 5026 569 41162 0 62 805680 0 FFS inode 1168 552 29 659 0 8 678608 0 256 Bucket 2048 292 4 1380 0 8 606208 0 malloc-65536 65536 9 0 12 0 1 589824 0 sctp_ep 1152 0 511 225 0 254 588672 0 lkpicurr 168 2 3094 2 0 62 520128 0 pbuf 2624 0 198 0 0 2 519552 0 socket 960 22 486 1856 0 254 487680 0 sctp_raddr 736 0 517 71 0 254 380512 0 VM OBJECT 264 1021 179 18326 0 30 316800 0 DEVCTL 1024 189 103 320 0 0 299008 0 VNODE 448 589 77 711 0 30 298368 0 malloc-64 64 4121 478 7042 0 254 294336 0 THREAD 1824 134 10 230 0 8 262656 0 malloc-65536 65536 4 0 4 0 1 262144 0 malloc-16 16 14443 307 14939 0 254 236000 0 malloc-16384 16384 9 5 364 0 1 229376 0 malloc-2048 2048 105 7 296 0 8 229376 0 UMA Zones 768 240 4 240 0 16 187392 0 malloc-32 32 5321 349 6037 0 254 181440 0 malloc-2048 2048 7 81 665 0 8 180224 0 malloc-128 128 1208 187 32246 0 126 178560 0 lkpimm 56 1 3095 1 0 254 173376 0 malloc-32768 32768 5 0 5 0 1 163840 0 FFS2 dinode 256 552 78 657 0 62 161280 0 malloc-256 256 110 520 1195 0 62 161280 0 malloc-1024 1024 127 17 168 0 16 147456 0 malloc-128 128 1036 111 2579 0 126 146816 0 S VFS Cache 104 1073 331 1229 0 126 146016 0 MAP ENTRY 96 1036 476 58353 0 126 145152 0 malloc-65536 65536 2 0 2 0 1 131072 0 malloc-65536 65536 0 2 204 0 1 131072 0 malloc-65536 65536 1 1 9 0 1 131072 0 unpcb 256 8 502 1261 0 254 130560 0 mbuf_packet 256 0 508 609 0 254 130048 0 FPU_save_area 832 136 8 343 0 16 119808 0 ksiginfo 112 57 987 101 0 126 116928 0 g_bio 408 4 266 5867 0 30 110160 0 PROC 1376 48 29 1123 0 8 105952 0 malloc-32768 32768 2 1 13 0 1 98304 0 malloc-4096 4096 14 8 256 0 2 90112 0 UMA Kegs 384 226 7 226 0 30 89472 0 64 Bucket 512 84 84 4548 0 30 86016 0 128 Bucket 1024 49 34 264 0 16 84992 0 tcp_bbr_map 128 0 651 613 0 126 83328 0 filedesc0 1072 49 28 1144 0 8 82544 0 malloc-8192 8192 8 2 135 0 1 81920 0 malloc-2048 2048 2 38 229 0 8 81920 0 sctp_chunk 152 0 520 13 0 254 79040 0 malloc-8192 8192 9 0 10 0 1 73728 0 malloc-64 64 514 557 16669 0 254 68544 0 malloc-128 128 301 226 491 0 126 67456 0 malloc-65536 65536 1 0 1 0 1 65536 0 malloc-32768 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