last executing test programs:

2.273475427s ago: executing program 3 (id=157):
socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x105, 0x0, &(0x7f0000001700))
r1 = socket(0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r3 = socket$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$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x1a, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r5 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r5, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
rfork(0x85000)

1.70860187s ago: executing program 0 (id=165):
setsockopt$inet_MCAST_LEAVE_GROUP(0xffffffffffffffff, 0x0, 0x51, &(0x7f0000000500)={0x18b, {{0x10, 0x2, 0x1, @multicast2}}}, 0x84)
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c1, 0x80000000, [0x40]}], 0x1, 0x0, 0x0, 0x0)
aio_write(0x0)
socket$inet6_sctp(0x1c, 0x0, 0x84)
socket$inet6_tcp(0x1c, 0x1, 0x0)
getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
socket$inet_sctp(0x2, 0x1, 0x84)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xc, &(0x7f0000000000)={0x0, 0xd7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe, 0x8c, 0x8}, 0xb)

1.704995047s ago: executing program 0 (id=166):
r0 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r0, 0x0, 0x0)
connect$inet6(r0, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)

1.703709723s ago: executing program 3 (id=168):
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c1, 0x80000000, [0x40]}], 0x1, 0x0, 0x0, 0x0)
socket(0x1c, 0x1, 0x0)
aio_write(0x0)
openat$ptmx(0xffffffffffffff9c, &(0x7f0000000f80), 0x0, 0x0)
dup(0xffffffffffffffff)
kmq_open(0x0, 0x0, 0x0, 0x0)

1.698702733s ago: executing program 0 (id=169):
socket$inet_sctp(0x2, 0x3, 0x84)
socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700))
r0 = socket(0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(r0, 0x29, 0x31, 0x0, 0x28)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0)
getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000240)={0x0, 0x2, 0x630, 0x0, 0x3, 0x5, 0x0, 0x4}, &(0x7f0000000280)=0x20)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
r1 = socket(0x1c, 0x1, 0x0)
bind$inet6(r1, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r1, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

1.678733371s ago: executing program 0 (id=170):
socket$inet_sctp(0x2, 0x3, 0x84)
socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700))
r0 = socket(0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(r0, 0x29, 0x31, 0x0, 0x28)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0)
getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000240)={0x0, 0x2, 0x630, 0x0, 0x3, 0x5, 0x0, 0x4}, &(0x7f0000000280)=0x20)
r1 = socket(0x1c, 0x1, 0x0)
bind$inet6(r1, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)

1.642036885s ago: executing program 3 (id=172):
connect$inet(0xffffffffffffffff, 0x0, 0x0)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x0, 0x10, 0xffffffffffffffff, 0x0)
r0 = socket$inet6_sctp(0x1c, 0x0, 0x84)
bind(r0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
connect$inet6(r0, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
r1 = dup(r0)
sendto$inet6(r1, &(0x7f00000001c0)="d39b2845e7ba3176e4274c88fadfa5c97fcd5e5dc0e3faf8152b08516a85021e4e44df284df341d41d16f5f4940090eb8e4de3d83a9831e0d22ea7d470e904a9b060ebc8a685bda77a67145eff01521c88ea73c9f838e773fc308188c6ee56b9e6afac9d32999f9ba4db09ff4333a648fecd5002dd930b8876bfd5c1491ebb8a9f5f44a17db4a514cc6aabe8d136ef5ed4671fdbd1d80b59f1f876d753fd8793c7b406484d9dfc1a200df23c6daf897fb86aa77562067ca41930a56c10e3790d9009225e109f7a695788a5dc4a568e1348a0ce89d7d55752ee1ac5752a8fd5a4b559790fa4d508802be7fcf9205ad2723fa4a31eb68d138ba93a2f0d0a9fc9a45a44953ff52389a968011e842e14078262e2156926bbd7bb2b18dc17f4da5091b76c5dbc9d532ac21605217c70be4f07131ba2e4a9e13b625532e73de9074bae3396e72c9d64c33aaaa36e613f269c1e1660e60096292d6e4ad591da30042a92ec886e7cf5f361df4b036ee9e3176b4281a8e7310ea1124aad3c3e675fc97693e6367442a3c20ed67c1b7864240afdb4e060e622bc5c0973d314bc5e62bb09cc1334234d2abbd9a64a6df44686e43371b71b82e96add69d3bbee56467b7144bb099bafdd503998852092c6ffc7e27ce7b921c23f04d0ebe48f3cc634dd0005430328f36c34443b7da892dc832827f1efa06e215af738a72390cb915348b1863db47205009adf56e78cff1a43857f10dbbd7779007fc5179bb1f13bcaf7c22661b799b6ee79126df30517d75a34f615935e30f01b234a3a4208c75b3f74b2919980623598548b3afe2759df2101ec6f8020ddf5921cbf6b228818a605bfe6886fba3ea5cdbac89f1196965d8bb9d6ceaa604be52f5fefeb760b5355d96fe635b98660d1342550752f60a230d367efb404e1c90fafdad4a3e10524efe84d29b3ae14cb288da87a0384dbe772bb60b4d892b686fd1b86112ed6d7cbf6ba35dd9d1a2164b9b5830a790daec4ee9a7a22b94389599e8c705cc10e44f6540f1d826d1c46fec33ff4aae5b74f3a24976bcc5fd9ab2303c5443f9e2c761f692f80afbbb8a4a7b76ff7f452c8318208ff03d2303fa75ce8670617846f18316c2a27fe8da0e5e0d58aa0f92f6e2457cd862085d56e0286228ec3d1645c0ecb8d01ea0a9bcaedd84094f12bcb662a04c07b9a4624d13e2381eb266817e4385666eac0cb91c9c5b51deab6a668d423a79dd51ac669ea52cfa7cc889283cb2973ae52660a678616bd08838289b2027c2cd0c698bfed48d429457b1660b3cb6248e01adab39ee79bc8f6ac149e0e4e8474852f0fea47c90efbcbbeb6d6e94d596cc1a3c08b47c4", 0x3c0, 0x0, 0x0, 0x0)
recvmsg(r1, &(0x7f0000001680)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x2)

1.641182182s ago: executing program 0 (id=173):
connect$inet(0xffffffffffffffff, 0x0, 0x0)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, 0x0)
socket(0x0, 0x0, 0x0)
r0 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
connect$inet6(r0, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
r1 = dup(r0)
recvmsg(r1, &(0x7f0000001680)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000003b40)=""/4100, 0x1004}, {0x0}], 0x2, 0x0}, 0x2)

1.608621786s ago: executing program 3 (id=174):
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$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0)
freebsd10_pipe(0x0)
open(&(0x7f0000000480)='./file0\x00', 0x0, 0xe)
r2 = socket$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)
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)
r4 = socket$inet_sctp(0x2, 0x5, 0x84)
setsockopt$inet_sctp_SCTP_CONNECT_X(r4, 0x84, 0x8007, 0x0, &(0x7f00000002c0))
r5 = socket$inet6_sctp(0x1c, 0x5, 0x84)
bind(r5, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c)
connect$inet6(r5, 0x0, 0x0)
sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f00000000c0)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x6}, 0x1c, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000300)="3634fb0c67dc3430f85536d1b958467de732e3d6779a8f56730a319e83cf5a37810dfe3727bc6fec311275a86ba13dbb0cc600628e5d2cc51d3084194c11b76aa054059fb977c24ff336f5332b4c7cf50288c8b77bfcbb3b10adba45189c27844797c73a4a0b015f41479f305dbeb8cd8b2d66c15b17c16da5e60c5c52448d491be46f1a7f7998b1e7ca703ef4adf44859c3344a7ebb7d0ece986878d487e43e5cb9a7a5fb122f02868ceeac81df03a7a22b0c124d593abe37b7497c1d6dcf2d5cc484976d677f8fd83e90a3d7435789c536bbc4", 0xd4}, {&(0x7f00000001c0)="a515b693dd67aff93d7392e78d983618e1e33705f12c6daf98a3b4bd61764e993d257159af675439a163f10ddc821f6073fb", 0x32}], 0x3, 0x0, 0x0, 0x18c}, 0xd)
connect$inet(r3, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10)

1.531992315s ago: executing program 1 (id=178):
socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x105, 0x0, &(0x7f0000001700))
r1 = socket(0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r3 = socket$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$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x1a, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r5 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r5, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
rfork(0x85000)

1.418741195s ago: executing program 1 (id=181):
connect$inet(0xffffffffffffffff, 0x0, 0x0)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, 0x0)
socket(0x0, 0x0, 0x0)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
r0 = socket$inet6_sctp(0x1c, 0x1, 0x84)
connect$inet6(r0, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
r1 = dup(r0)
sendto$inet6(r1, &(0x7f00000001c0)="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", 0x7bc, 0x0, 0x0, 0x0)

1.380807929s ago: executing program 1 (id=184):
socket$inet_sctp(0x2, 0x3, 0x84)
socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700))
r0 = socket(0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(r0, 0x29, 0x31, 0x0, 0x28)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0)
getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000240)={0x0, 0x2, 0x630, 0x0, 0x3, 0x5, 0x0, 0x4}, &(0x7f0000000280)=0x20)
sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
setsockopt$inet_MCAST_LEAVE_GROUP(r0, 0x0, 0x51, 0x0, 0x0)
r1 = socket(0x1c, 0x1, 0x0)
bind$inet6(r1, 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00', 0x3d6}, 0x24)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)

1.371096002s ago: executing program 1 (id=186):
r0 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r0, 0x0, 0x0)
connect$inet6(r0, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)

1.355281055s ago: executing program 1 (id=188):
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$filemon(0xffffff9c, &(0x7f00000002c0), 0x0, 0x0)
freebsd10_pipe(0x0)
open(&(0x7f0000000480)='./file0\x00', 0x0, 0xe)
sendto$inet(r0, 0x0, 0x0, 0x100, 0x0, 0x0)
getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x23, &(0x7f0000000140)={@in6={{0x1c, 0x1c, 0x1, 0x0, @ipv4={'\x00', '\xff\xff', @rand_addr=0x76}, 0x486}}, 0x0, 0x9a, 0x49c5}, &(0x7f0000000000)=0x90)
profil(0x0, 0x0, 0x0, 0x0)
r2 = socket$inet_sctp(0x2, 0x1, 0x84)
setsockopt$inet_sctp_SCTP_INITMSG(r2, 0x84, 0x3, 0x0, 0x0)
rfork(0x7010)
sync()
open(0x0, 0x0, 0x0)
r3 = socket$inet_sctp(0x2, 0x5, 0x84)
setsockopt$inet_sctp_SCTP_CONNECT_X(r3, 0x84, 0x8007, 0x0, &(0x7f00000002c0))
r4 = socket$inet6_sctp(0x1c, 0x5, 0x84)
bind(r4, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c)
connect$inet6(r4, 0x0, 0x0)
sendmsg$inet6_sctp(r4, &(0x7f0000000040)={&(0x7f00000000c0)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x6}, 0x1c, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000300)="3634fb0c67dc3430f85536d1b958467de732e3d6779a8f56730a319e83cf5a37810dfe3727bc6fec311275a86ba13dbb0cc600628e5d2cc51d3084194c11b76aa054059fb977c24ff336f5332b4c7cf50288c8b77bfcbb3b10adba45189c27844797c73a4a0b015f41479f305dbeb8cd8b2d66c15b17c16da5e60c5c52448d491be46f1a7f7998b1e7ca703ef4adf44859c3344a7ebb7d0ece986878d487e43e5cb9a7a5fb122f02868ceeac81df03a7a22b0c124d593abe37b7497c1d6dcf2d5cc484976d677f", 0xc7}, {&(0x7f00000001c0)="a515b693dd67aff93d7392e78d983618e1e33705f12c6daf98a3b4bd61764e993d257159af675439a163f10ddc821f6073fb", 0x32}], 0x3, 0x0, 0x0, 0x18c}, 0xd)
connect$inet(r2, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10)

494.464951ms ago: executing program 2 (id=208):
r0 = socket$inet6_sctp(0x1c, 0x1, 0x84)
r1 = dup(r0)
sendto$inet6(r1, &(0x7f00000001c0)="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", 0x7bc, 0x0, 0x0, 0x0)
recvmsg(r1, &(0x7f0000001680)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000003b40)=""/4100, 0x1004}, {0x0}], 0x2, 0x0}, 0x2)

493.76022ms ago: executing program 2 (id=209):
connect$inet(0xffffffffffffffff, 0x0, 0x0)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x0, 0x10, 0xffffffffffffffff, 0x0)
r0 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(0xffffffffffffffff, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
connect$inet6(r0, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
r1 = dup(r0)
sendto$inet6(r1, &(0x7f00000001c0)="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", 0x3c0, 0x0, 0x0, 0x0)
recvmsg(r1, &(0x7f0000001680)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x2)

14.187183ms ago: executing program 2 (id=210):
connect$inet(0xffffffffffffffff, 0x0, 0x0)
r0 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
connect$inet6(r0, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
r1 = dup(r0)
sendto$inet6(r1, &(0x7f00000001c0)="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", 0x7bc, 0x0, 0x0, 0x0)

13.035331ms ago: executing program 2 (id=211):
socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x105, 0x0, &(0x7f0000001700))
r1 = socket(0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r3 = socket$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$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x1a, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socket(0x2, 0x1, 0x0)
rfork(0x85000)

6.308494ms ago: executing program 0 (id=212):
socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x105, 0x0, &(0x7f0000001700))
r1 = socket(0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8)

5.914748ms ago: executing program 1 (id=213):
socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x105, 0x0, &(0x7f0000001700))
r1 = socket(0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r3 = socket$inet_sctp(0x2, 0x5, 0x84)
socket$inet_sctp(0x2, 0x5, 0x84)
setsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x1a, 0x0, 0x0)

5.483834ms ago: executing program 2 (id=214):
setsockopt$inet_MCAST_LEAVE_GROUP(0xffffffffffffffff, 0x0, 0x51, &(0x7f0000000500)={0x18b, {{0x10, 0x2, 0x1, @multicast2}}}, 0x84)
kevent(0xffffffffffffffff, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c1, 0x80000000, [0x40]}], 0x1, 0x0, 0x0, 0x0)
r0 = socket(0x1c, 0x1, 0x0)
aio_write(0x0)
socket$inet6_sctp(0x1c, 0x0, 0x84)
socket$inet6_tcp(0x1c, 0x1, 0x0)
getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x1f, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
socket$inet_sctp(0x2, 0x1, 0x84)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xc, &(0x7f0000000000)={0x0, 0xd7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe, 0x8c, 0x8}, 0xb)

5.293713ms ago: executing program 3 (id=215):
r0 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)

4.917527ms ago: executing program 3 (id=216):
socket$inet_sctp(0x2, 0x3, 0x84)
socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700))
socket(0x0, 0x0, 0x0)
r0 = socket(0x1c, 0x1, 0x0)
bind$inet6(r0, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
connect$inet6(r0, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)

0s ago: executing program 2 (id=217):
socket$inet_sctp(0x2, 0x3, 0x84)
socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700))
r0 = socket(0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(r0, 0x29, 0x31, 0x0, 0x28)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
setsockopt$inet_MCAST_LEAVE_GROUP(r0, 0x0, 0x51, 0x0, 0x0)
r1 = socket(0x1c, 0x1, 0x0)
bind$inet6(r1, 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00', 0x3d6}, 0x24)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.1.19' (ED25519) to the list of known hosts.
Expensive callout(9) function: 0xffffffff8142f140(0xfffffe006dac6be0) 0.012788149 s
Expensive callout(9) function: 0xffffffff8142f140(0xfffffe006dac6aa0) 0.094031916 s
Aug  1 08:30:32 ci-freebsd-main-6 dhclient[831]: Interface tap0 is down, dhclient exiting
Aug  1 08:30:32 ci-freebsd-main-6 dhclient[831]: connection closed
Aug  1 08:30:32 ci-freebsd-main-6 dhclient[831]: exiting.
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 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 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 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 0xfffffe00079fb000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000
SYZFAIL: failed to send rpc
fd=3 want=416 sent=0 n=-1 (errno 32: Broken pipe)
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546800


FreeBSD/amd64 (ci-freebsd-main-6.c.syzkaller.internal) (ttyu0)

login: 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 0xfffffe00079fa800
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 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 0xfffffe00079fa000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fa800