last executing test programs:

5.372352676s ago: executing program 0 (id=279):
r0 = socket(0x1c, 0x1, 0x0)
bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00', 0x3d6}, 0x24)
connect$inet6(r0, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r0, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

5.355212809s ago: executing program 0 (id=280):
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(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984", 0x2e, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r3 = kqueue()
kevent(r3, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r4 = socket$inet_sctp(0x2, 0x5, 0x84)
r5 = socket$inet_sctp(0x2, 0x0, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x28, &(0x7f0000000280), &(0x7f00000002c0)=0x4)
setsockopt$inet_sctp_SCTP_CONTEXT(r4, 0x84, 0x1a, &(0x7f0000000180), 0x8)
socket$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)
rfork(0x85000)

5.117911386s ago: executing program 0 (id=282):
ksem_init(&(0x7f0000000000)=<r0=>0x0, 0x0)
ksem_destroy(r0)

5.078945232s ago: executing program 0 (id=284):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c041c1d1b149dcdbfc289cafbafae52adad225aa5d98169f951ae4af8a475a2", 0x5b, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r1 = kqueue()
kevent(r1, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r2 = socket$inet_sctp(0x2, 0x5, 0x84)
r3 = socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x28, &(0x7f0000000280)={0x1, [<r4=>0x0]}, 0x0)
setsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x1a, &(0x7f0000000180)={r4}, 0x8)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socket$inet6_sctp(0x1c, 0x0, 0x84)
r5 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r5, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r5, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
sendmsg$inet6_sctp(r5, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x125}], 0x1, 0x0, 0x0, 0x81}, 0x0)
rfork(0x85000)

3.75662073s ago: executing program 0 (id=295):
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$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c04", 0x3d, 0x0, 0x0, 0x0)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
r3 = socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x28, &(0x7f0000000280)={0x1, [<r4=>0x0]}, 0x0)
setsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x1a, &(0x7f0000000180)={r4}, 0x8)
r5 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
connect$inet(r5, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)

3.139218703s ago: executing program 3 (id=302):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x3, 0x6, @rand_addr="526417c240430a290d7c6b824c7f1af2", 0x8}, 0x1c)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x100, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback, 0x400000}, 0x1c)
kevent(0xffffffffffffffff, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r1 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r1, 0x6, 0x1, 0x0, 0x0)
connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
sendmsg$inet6_sctp(r1, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0)

2.624382671s ago: executing program 0 (id=305):
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(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984", 0x2e, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r3 = kqueue()
kevent(r3, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r4 = socket$inet_sctp(0x2, 0x5, 0x84)
r5 = socket$inet_sctp(0x2, 0x0, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x28, &(0x7f0000000280)={0x1, [<r6=>0x0]}, 0x0)
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)="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", 0x125}], 0x1, 0x0, 0x0, 0x81}, 0x0)
rfork(0x85000)

2.569102979s ago: executing program 1 (id=307):
r0 = socket(0x1c, 0x1, 0x0)
bind$inet6(r0, 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00', 0x3d6}, 0x24)
connect$inet6(r0, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r0, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

2.545526992s ago: executing program 1 (id=308):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x3, 0x6, @rand_addr="526417c240430a290d7c6b824c7f1af2", 0x8}, 0x1c)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x100, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback, 0x400000}, 0x1c)
kevent(0xffffffffffffffff, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
r2 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r2, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r2, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
ioctl$BIOCIMMEDIATE(r1, 0x80044270, &(0x7f0000000000)=0xfff)
sendmsg$inet6_sctp(r2, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="ca1b3b5c422ca65675e274c429d4ecb6043c5c10548af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed757e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f1545f59d15ada6e76061b7834beac7d501f26c2752d451ca96b5f61b24c88865cfe25dfb939a9fcbb9146239110e08576b3ec84e75714e740034e78dba801094faa3edb5774e0c58", 0xc3}], 0x1, 0x0, 0x0, 0x81}, 0x0)
ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000005c0)={0x16, 0x1d, 0x469, &(0x7f0000001380)="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", 0x0, &(0x7f0000001300), 0x8, 0x9, [0x80000001, 0x10008, 0x4, 0x8]})
r3 = socket$inet6_sctp(0x1c, 0x1, 0x84)
vfork()
lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x49, @sigval_int, @thr={0x0, 0x0}})
getsockopt$inet6_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x23, &(0x7f0000000240)={@in6={{0x1c, 0x1c, 0x0, 0x8001, @empty, 0x40}}, 0x0, 0x40, 0x80, 0x1}, &(0x7f0000000300)=0x8c)
getsockopt$inet6_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, &(0x7f0000000340)={0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000380)=0x18)
sendmsg$inet6_sctp(r3, &(0x7f0000000280)={&(0x7f0000000640)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f00000001c0)=[{&(0x7f0000000340)='H', 0x1}], 0x1}, 0x20180)
socket(0x1c, 0x1, 0x0)
r4 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, 0x0, 0x0)

2.285515379s ago: executing program 3 (id=311):
r0 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x10000000)
ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500))
sendmsg$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)
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)
connect$inet(r2, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10)

2.103869947s ago: executing program 2 (id=312):
r0 = socket(0x1c, 0x1, 0x0)
bind$inet6(r0, 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00', 0x3d6}, 0x24)
connect$inet6(r0, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)

2.086566266s ago: executing program 2 (id=313):
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(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r3 = kqueue()
kevent(r3, &(0x7f0000000040)=[{0x0, 0x0, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r4 = socket$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, [<r6=>0x0]}, 0x0)
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)="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", 0x125}], 0x1, 0x0, 0x0, 0x81}, 0x0)
rfork(0x85000)

1.785558429s ago: executing program 2 (id=314):
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$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c04", 0x3d, 0x0, 0x0, 0x0)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x28, &(0x7f0000000280)={0x1, [<r3=>0x0]}, &(0x7f00000002c0)=0x8)
setsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000180)={r3}, 0x8)
r4 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
connect$inet(r4, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)

1.651253713s ago: executing program 1 (id=315):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c041c1d1b149dcdbfc289cafbafae52adad225aa5d98169f951ae4af8a475a2", 0x5b, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r1 = kqueue()
kevent(r1, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r2 = socket$inet_sctp(0x2, 0x5, 0x84)
r3 = socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x28, &(0x7f0000000280)={0x1, [<r4=>0x0]}, 0x0)
setsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x1a, &(0x7f0000000180)={r4}, 0x8)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r5 = socket(0x0, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r5, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r5, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
sendmsg$inet6_sctp(r5, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x125}], 0x1, 0x0, 0x0, 0x81}, 0x0)
rfork(0x85000)

989.43816ms ago: executing program 1 (id=316):
r0 = socket(0x1c, 0x1, 0x0)
bind$inet6(r0, 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00', 0x3d6}, 0x24)
connect$inet6(r0, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r0, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

895.587642ms ago: executing program 2 (id=317):
r0 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x10000000)
ioctl$DIOCGETRULES(0xffffffffffffffff, 0xcbe04406, &(0x7f0000002500)="1a96edd80763523d7065777575")
sendmsg$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$inet6(r4, &(0x7f0000000180)={0xfffffffffffffe3d, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c)
sendmsg$inet6_sctp(r4, &(0x7f0000000040)={&(0x7f00000000c0)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x6}, 0x1c, &(0x7f0000000140)=[{&(0x7f0000000300)="3634fb0c67dc3430f85536d1b958467de732e3d6779a8f56730a319e83cf5a37810dfe3727bc6fec311275a86ba13dbb0cc600628e5d2cc51d3084194c11b76aa054059fb977c24ff336f5332b4c7cf50288c8b77bfcbb3b10adba45189c27844797c73a4a0b015f41479f305dbeb8cd8b2d66c15b17c16da5e60c5c52448d491be46f1a7f7998b1e7ca703ef4adf44859c3344a7ebb7d0ece986878d487e43e5cb9a7a5fb122f02868ceeac81df03a7a22b0c124d593abe37b7497c1d6dcf2d5cc484976d677f", 0xc7}, {&(0x7f00000001c0)="a515b693dd67aff93d7392e78d983618e1e33705f12c6daf98a3b4bd61764e993d257159af675439a163f10ddc821f6073fb", 0x32}], 0x2, 0x0, 0x0, 0x18c}, 0xd)

888.820861ms ago: executing program 1 (id=318):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x3, 0x6, @rand_addr="526417c240430a290d7c6b824c7f1af2", 0x8}, 0x1c)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x100, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback, 0x400000}, 0x1c)
kevent(0xffffffffffffffff, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
dup2(0xffffffffffffffff, 0xffffffffffffffff)
r1 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
ioctl$BIOCIMMEDIATE(0xffffffffffffffff, 0x80044270, &(0x7f0000000000)=0xfff)
sendmsg$inet6_sctp(r1, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0)
ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000005c0)={0x16, 0x1d, 0x48d, &(0x7f0000001380)="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", 0x0, &(0x7f0000001300), 0x8, 0x9, [0x80000001, 0x10008, 0x4, 0x8]})
r2 = socket$inet6_sctp(0x1c, 0x1, 0x84)
vfork()
lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x49, @sigval_int, @thr={0x0, 0x0}})
getsockopt$inet6_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x23, &(0x7f0000000240)={@in6={{0x1c, 0x1c, 0x0, 0x8001, @empty, 0x40}}, 0x0, 0x40, 0x0, 0x1}, &(0x7f0000000300)=0x8c)
getsockopt$inet6_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, &(0x7f0000000340)={0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000380)=0x18)
sendmsg$inet6_sctp(r2, &(0x7f0000000280)={&(0x7f0000000640)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f00000001c0)=[{&(0x7f0000000340)='H', 0x1}], 0x1}, 0x20180)
socket(0x1c, 0x1, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, 0x0, 0x0)

663.614197ms ago: executing program 2 (id=319):
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)
profil(0x0, 0x0, 0x0, 0x0)
r3 = socket$inet_sctp(0x2, 0x0, 0x84)
setsockopt$inet_sctp_SCTP_INITMSG(r3, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8)
rfork(0x7010)
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)

542.634317ms ago: executing program 2 (id=320):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x3, 0x6, @rand_addr="526417c240430a290d7c6b824c7f1af2", 0x8}, 0x1c)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x100, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback, 0x400000}, 0x1c)
kevent(0xffffffffffffffff, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r1 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r1, 0x6, 0x1, 0x0, 0x0)
connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
sendmsg$inet6_sctp(r1, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0)

384.037022ms ago: executing program 3 (id=321):
r0 = socket(0x1c, 0x1, 0x0)
bind$inet6(r0, 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00', 0x3d6}, 0x24)
connect$inet6(r0, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)

347.487386ms ago: executing program 3 (id=322):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x3, 0x6, @rand_addr="526417c240430a290d7c6b824c7f1af2", 0x8}, 0x1c)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x100, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback, 0x400000}, 0x1c)
kevent(0xffffffffffffffff, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
r2 = socket(0x2, 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r2, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r2, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
ioctl$BIOCIMMEDIATE(r1, 0x80044270, &(0x7f0000000000)=0xfff)
sendmsg$inet6_sctp(r2, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0)
ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000005c0)={0x16, 0x1d, 0x48d, &(0x7f0000001380)="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", 0x0, &(0x7f0000001300), 0x8, 0x9, [0x80000001, 0x10008, 0x4, 0x8]})
r3 = socket$inet6_sctp(0x1c, 0x1, 0x84)
vfork()
lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x49, @sigval_int, @thr={0x0, 0x0}})
getsockopt$inet6_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, &(0x7f0000000340)={0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000380)=0x18)
sendmsg$inet6_sctp(r3, &(0x7f0000000280)={&(0x7f0000000640)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f00000001c0)=[{&(0x7f0000000340)='H', 0x1}], 0x1}, 0x20180)
socket(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, 0x0, 0x0)

244.515186ms ago: executing program 3 (id=323):
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(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r3 = kqueue()
kevent(r3, &(0x7f0000000040)=[{0x0, 0x0, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r4 = socket$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, [<r6=>0x0]}, 0x0)
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)="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", 0x125}], 0x1, 0x0, 0x0, 0x81}, 0x0)
rfork(0x85000)

25.189696ms ago: executing program 1 (id=324):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, 0x0, 0x28)
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x3, 0x6, @rand_addr="526417c240430a290d7c6b824c7f1af2", 0x8}, 0x1c)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x100, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback, 0x400000}, 0x1c)
kevent(0xffffffffffffffff, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
r2 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r2, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r2, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
ioctl$BIOCIMMEDIATE(r1, 0x80044270, &(0x7f0000000000)=0xfff)
sendmsg$inet6_sctp(r2, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="ca1b3b5c422ca65675e274c429d4ecb6043c5c10548af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed757e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f1545f59d15ada6e76061b7834beac7d501f26c2752d451ca96b5f61b24c88865cfe25dfb939a9fcbb9146239110e08576b3ec84e75714e740034e78dba801094faa3edb5774e0c58", 0xc3}], 0x1, 0x0, 0x0, 0x81}, 0x0)
ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000005c0)={0x16, 0x1d, 0x469, &(0x7f0000001380)="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", 0x0, &(0x7f0000001300), 0x8, 0x9, [0x80000001, 0x10008, 0x4, 0x8]})
r3 = socket$inet6_sctp(0x1c, 0x1, 0x84)
vfork()
lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x49, @sigval_int, @thr={0x0, 0x0}})
getsockopt$inet6_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x23, &(0x7f0000000240)={@in6={{0x1c, 0x1c, 0x0, 0x8001, @empty, 0x40}}, 0x0, 0x40, 0x80, 0x1}, &(0x7f0000000300)=0x8c)
getsockopt$inet6_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, &(0x7f0000000340)={0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000380)=0x18)
sendmsg$inet6_sctp(r3, &(0x7f0000000280)={&(0x7f0000000640)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f00000001c0)=[{&(0x7f0000000340)='H', 0x1}], 0x1}, 0x20180)
socket(0x1c, 0x1, 0x0)
r4 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, 0x0, 0x0)

0s ago: executing program 3 (id=325):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c041c1d1b149dcdbfc289cafbafae52adad225aa5d98169f951ae4af8a475a2", 0x5b, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c)
r1 = kqueue()
kevent(r1, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x0, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x42, 0x0)
r2 = socket$inet_sctp(0x2, 0x5, 0x84)
r3 = socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x28, &(0x7f0000000280)={0x1, [<r4=>0x0]}, 0x0)
setsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x1a, &(0x7f0000000180)={r4}, 0x8)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r5 = socket(0x0, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r5, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r5, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
sendmsg$inet6_sctp(r5, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x125}], 0x1, 0x0, 0x0, 0x81}, 0x0)
rfork(0x85000)

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.1.172' (ED25519) to the list of known hosts.
Expensive callout(9) function: 0xffffffff8142f140(0xfffffe006dafb5a0) 0.065134954 s
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
Aug  1 12:59:09 ci-freebsd-main-3 dhclient[825]: Interface tap0 is down, dhclient exiting
SYZFAIL: failed to send rpc
Aug  1 12:59:10 ci-freebsd-main-3 dhclient[825]: connection closed
Aug  1 12:59:10 ci-freebsd-main-3 dhclient[825]: exiting.
fd=3 want=5152 sent=0 n=-1 (errno 32: Broken pipe)
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 0xfffffe00079fb000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000
if_delmulti_locked: detaching ifnet instance 0xfffffe00079fb000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546000
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 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 0xfffffe00079fb800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058546000