0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:23:59 executing program 3: r0 = socket(0x1, 0x6, 0x0) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:23:59 executing program 1: r0 = socket(0x2, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:23:59 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:23:59 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:23:59 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:23:59 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:23:59 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) 20:23:59 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:00 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:00 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) 20:24:00 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:00 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:01 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:01 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:01 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:01 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) 20:24:01 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:02 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:02 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:02 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) socket$inet6_sctp(0x1c, 0x1, 0x84) 20:24:02 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:03 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:03 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:03 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) 20:24:03 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:04 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:04 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:04 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) 20:24:04 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:05 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={0x0, 0x0, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:05 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:05 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) 20:24:05 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:05 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={0x0, 0x0, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:06 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:06 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:06 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:06 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={0x0, 0x0, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:06 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:07 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:07 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:07 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:07 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:07 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:07 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:07 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:07 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:08 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:08 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:08 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, 0x0, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:08 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:08 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:09 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:09 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, 0x0, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:09 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, 0x0, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:09 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:10 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, 0x0, &(0x7f00000001c0)) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:10 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, 0x0, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:10 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, 0x0, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:10 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:11 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, 0x0, &(0x7f00000001c0)) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:11 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040), 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:11 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, 0x0, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:11 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:11 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, 0x0, &(0x7f00000001c0)) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:11 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040), 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:12 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040), 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:12 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:12 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:12 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:12 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) 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$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:12 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:12 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040), 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:13 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040), 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:13 executing program 2: r0 = socket(0x0, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) r1 = socket(0x2, 0x1, 0x0) setsockopt$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) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:13 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), 0x0) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:13 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:13 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:13 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:13 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, 0x0, 0x0) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:13 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, 0x0, 0x0) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:13 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040), 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:14 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, 0x0, 0x0) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:14 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), 0x0) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:14 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:14 executing program 2: socket(0x0, 0x6, 0x87) r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:14 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:14 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:14 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:14 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:14 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:15 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:15 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:15 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x0, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:15 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, 0x0, 0x0) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:15 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, 0x0, 0x0) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:15 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:15 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, 0x0, 0x0) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:15 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:15 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:16 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x0, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:16 executing program 2: r0 = socket(0x0, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:16 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:16 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:16 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:16 executing program 2: r0 = socket(0x0, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:16 executing program 2: r0 = socket(0x0, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:16 executing program 2: r0 = socket(0x2, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:17 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x0, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:17 executing program 2: r0 = socket(0x2, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:17 executing program 2: r0 = socket(0x2, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:17 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:17 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:17 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, 0x0, 0x0) 20:24:17 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x0, 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$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:17 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x0, 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$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:17 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x0, 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$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:18 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x0, 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$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:18 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x0, 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$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:18 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:18 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:18 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x0, 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$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:18 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, 0x0, 0x0) 20:24:18 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:18 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, 0x0, 0x0) 20:24:19 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:19 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, 0x0, 0x0) 20:24:19 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:19 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, 0x0, 0x0) 20:24:19 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:19 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:19 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:20 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, 0x0, 0x0) 20:24:20 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:20 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:20 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:21 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:21 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:21 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:21 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:22 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:22 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:22 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x0, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:22 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:23 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:23 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:23 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x0, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:23 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:23 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x0, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:24 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:24 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:24 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:24 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x0, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:25 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:25 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:25 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:25 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:25 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:25 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:25 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:26 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:26 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:26 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:26 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:27 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:27 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:27 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, 0x0, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:27 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, 0x0, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:28 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:28 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:28 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, 0x0, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:28 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:29 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:29 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:29 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, 0x0, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:29 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:29 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:30 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{0x0}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:30 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040), 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:30 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:30 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:30 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{0x0}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:30 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040), 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:31 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040), 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:31 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{0x0}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:31 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{0x0}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:31 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040), 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:31 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040), 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:32 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{0x0}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:32 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:32 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:32 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:32 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:32 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, 0x0, 0x0) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:32 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, 0x0, 0x0) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:32 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040), 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:33 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{0x0}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:33 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:33 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, 0x0, 0x0) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:33 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:33 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:33 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:33 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:33 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:34 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:34 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:34 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:34 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:34 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, 0x0, 0x0) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:34 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, 0x0, 0x0) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:34 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:34 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, 0x0, 0x0) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:34 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:35 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac70604", 0x6c}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:35 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:35 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:35 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:35 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:35 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:35 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:36 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:36 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, 0x0, 0x0) 20:24:36 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:36 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac70604", 0x6c}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:36 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:36 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, 0x0, 0x0) 20:24:37 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:37 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:37 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:37 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, 0x0, 0x0) 20:24:37 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, 0x0, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:38 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:38 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a", 0x36}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:38 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:38 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, 0x0, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:39 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:39 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:39 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:39 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, 0x0, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:40 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a", 0x36}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:40 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:40 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:40 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:40 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:41 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:41 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x0, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:41 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:41 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:41 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18a", 0x1b}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:42 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x0, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) 20:24:42 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:42 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:42 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:42 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:43 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x0, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:43 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18a", 0x1b}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:43 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:43 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:43 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x0, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:44 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:44 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:44 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:44 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x0, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:45 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:45 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923", 0xe}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:45 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:45 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:46 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:46 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:46 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:46 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:46 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923", 0xe}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:47 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:47 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:47 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:47 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:47 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:48 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x20101}, 0x0) 20:24:48 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:48 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:48 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca656", 0x8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:48 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{0x0}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:49 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:49 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:49 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b", 0x2}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:49 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{0x0}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:49 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:50 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca656", 0x8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:50 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:50 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{0x0}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:50 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:51 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b", 0x2}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:51 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:51 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:51 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:52 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:52 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:52 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:52 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:52 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:53 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b", 0x2}], 0x1}, 0x0) 20:24:53 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:53 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {0x0}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:53 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:53 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:53 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac70604", 0x6c}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:54 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {0x0}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:54 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b", 0x2}], 0x1}, 0x0) 20:24:54 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {0x0}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:54 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:54 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {0x0}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:55 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {0x0}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:55 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:55 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:55 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:56 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {0x0}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:56 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {0x0}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:56 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:56 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:57 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:57 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:57 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a", 0x36}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:57 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:58 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:58 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:58 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:58 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614a", 0x3b}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:58 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:59 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:59 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:24:59 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614a", 0x3b}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:59 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614a", 0x3b}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:24:59 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:00 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:00 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614a", 0x3b}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:00 executing program 1: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:00 executing program 0: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923", 0xe}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:01 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18a", 0x1b}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:01 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbf", 0x58}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:01 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:01 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:01 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:02 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbf", 0x58}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:02 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbf", 0x58}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:02 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:03 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:03 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbf", 0x58}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:03 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbf", 0x58}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:03 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:03 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:03 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e871655965076", 0x67}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:04 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbf", 0x58}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:04 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:04 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923", 0xe}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:04 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e871655965076", 0x67}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:05 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e871655965076", 0x67}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:05 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) 20:25:05 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:05 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e871655965076", 0x67}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:05 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e871655965076", 0x67}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:06 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) Sep 3 20:23:26 ci-freebsd-i386-3 syslogd: last message repeated 2 times 20:25:06 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:06 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1", 0x6e}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:06 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e871655965076", 0x67}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:07 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:07 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:07 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1", 0x6e}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:07 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1", 0x6e}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:07 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:08 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca656", 0x8}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:08 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1", 0x6e}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:08 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1", 0x6e}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:08 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:09 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b", 0x2}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:09 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f", 0x72}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:09 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1", 0x6e}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:09 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:10 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:10 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f", 0x72}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:10 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f", 0x72}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:10 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:10 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:10 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f", 0x72}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:11 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f", 0x72}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:11 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:11 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca", 0x1}], 0x1, 0x0, 0x0, 0x20101}, 0x0) 20:25:11 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:12 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f", 0x72}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:12 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:12 executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r0, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x0, @mcast2}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b", 0x2}], 0x1}, 0x0) 20:25:12 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:12 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:13 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:13 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:13 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:13 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:14 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:14 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x1, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:14 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:14 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:15 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:15 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x1, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:15 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:15 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:16 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:16 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:16 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x1, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:16 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:16 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) socket(0x2, 0x1, 0x0) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:16 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:16 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:16 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) 20:25:16 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:16 executing program 0: socket(0x1, 0x6, 0x87) r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:17 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{0x0}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:17 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:17 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:17 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:17 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:17 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:17 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:17 executing program 0: socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:18 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{0x0}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:18 executing program 0: socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:18 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:18 executing program 0: socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:18 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) 20:25:18 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) 20:25:18 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:18 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) 20:25:19 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{0x0}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:19 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x1310, 0x5, 0x10000}, 0x10) 20:25:19 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5, 0x10000}, 0x10) 20:25:19 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:19 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x10000}, 0x10) 20:25:19 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040), 0x10) 20:25:19 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{0x0}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:19 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:19 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:20 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:20 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{0x0}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:20 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:20 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:20 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:21 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:21 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:21 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:22 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) Sep 3 20:25:22 ci-freebsd-i386-3 dhclient[1447]: send_packet: No buffer space available 20:25:22 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:22 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:22 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac70604", 0x6c}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:22 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:23 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:23 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:23 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac70604", 0x6c}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:23 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:24 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:24 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:24 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac70604", 0x6c}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:24 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:25 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:25 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:25 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865", 0xa2}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:25 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:26 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:26 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:26 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865", 0xa2}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:26 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:26 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:27 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:27 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865", 0xa2}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:27 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:27 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:27 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:27 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:27 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) socket(0x2, 0x1, 0x0) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:28 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:28 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:28 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb8", 0xbd}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:28 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:28 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:28 executing program 1: socket(0x1, 0x6, 0x87) r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:28 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:28 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:28 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:28 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:29 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:29 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb8", 0xbd}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:29 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:29 executing program 1: socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:29 executing program 1: socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:29 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:29 executing program 1: socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) 20:25:29 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) 20:25:29 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) 20:25:29 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb8", 0xbd}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:30 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) 20:25:30 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:30 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x1310, 0x5, 0x10000}, 0x10) 20:25:30 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5, 0x10000}, 0x10) 20:25:30 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:30 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x10000}, 0x10) 20:25:30 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040), 0x10) 20:25:30 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:30 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67", 0xcb}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:31 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:31 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:31 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67", 0xcb}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:31 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67", 0xcb}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:31 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:32 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:32 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67", 0xcb}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:32 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67", 0xcb}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:32 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:33 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:33 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50a", 0xd2}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:33 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67", 0xcb}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:33 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(0xffffffffffffffff, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:34 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:34 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50a", 0xd2}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:34 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50a", 0xd2}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:34 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(0xffffffffffffffff, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:34 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:35 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50a", 0xd2}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:35 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50a", 0xd2}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:35 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(0xffffffffffffffff, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:35 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:36 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(0xffffffffffffffff, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:36 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa691", 0xd5}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:36 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:36 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:36 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:36 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) socket(0x2, 0x1, 0x0) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:36 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:36 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:37 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:37 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa691", 0xd5}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:37 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:37 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:37 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:37 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:37 executing program 0: socket(0x1, 0x6, 0x87) r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:37 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:37 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:37 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa691", 0xd5}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:38 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:38 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:38 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:38 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:38 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:38 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:38 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:38 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c9", 0xd7}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:39 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:39 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:39 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:39 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:39 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:39 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:39 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:39 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:39 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c9", 0xd7}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:39 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:39 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) r1 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:39 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 1: socket(0x1, 0x6, 0x87) r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c9", 0xd7}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:40 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:40 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:41 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:41 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:41 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:41 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:41 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:41 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:41 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:41 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:42 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:42 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:42 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:42 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:42 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:42 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:42 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x1310, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:42 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:42 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:43 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:43 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:43 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, 0x0, 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:43 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:43 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:43 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, 0x0, 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:43 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:43 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, 0x0, 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:44 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:44 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:44 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x0, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:44 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:44 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:44 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:44 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:44 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a", 0x26, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:45 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:45 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b1", 0x1, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:45 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x0, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:45 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:45 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:45 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:45 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:45 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, 0x0, 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:46 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:46 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, 0x0, 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:46 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:46 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x0, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:46 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, 0x0, 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:46 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b1", 0x1, 0x0, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:46 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:46 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b1", 0x1, 0x0, 0x0, 0x0) 20:25:46 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:46 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:46 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b1", 0x1, 0x0, 0x0, 0x0) 20:25:46 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:46 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x0, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:46 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b1", 0x1, 0x0, 0x0, 0x0) 20:25:46 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:47 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x0, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:47 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a", 0x26, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:47 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b1", 0x1, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:47 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:47 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:47 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:47 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:47 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x0, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:47 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x0, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:47 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:47 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b1", 0x1, 0x0, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:48 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b1", 0x1, 0x0, 0x0, 0x0) 20:25:48 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b1", 0x1, 0x0, 0x0, 0x0) 20:25:48 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x5}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b1", 0x1, 0x0, 0x0, 0x0) 20:25:48 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:48 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x0, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:48 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x0, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:48 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x0, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:49 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:49 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x0, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:49 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x0, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:49 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:49 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x0, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:50 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:50 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:50 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:50 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x0, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:51 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:51 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:51 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x0, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:51 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x0, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:52 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:52 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x10000}, 0x10) sendto$inet6(r0, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:52 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:52 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:52 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r2, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:53 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:53 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:53 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:53 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:53 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r2, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:53 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r2, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:53 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) 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$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:54 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:54 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:54 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:54 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) r1 = socket(0x2, 0x1, 0x0) setsockopt$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) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:54 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) r1 = socket(0x2, 0x1, 0x0) setsockopt$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) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:54 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r2, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:54 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r2, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:55 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) r1 = socket(0x2, 0x1, 0x0) setsockopt$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) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:55 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, 0x0, 0x0) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:55 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r2 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r2, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r2, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r2, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r2, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:55 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:56 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:56 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, 0x0, 0x0) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:56 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) r1 = socket(0x2, 0x1, 0x0) setsockopt$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) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) Sep 3 20:25:56 ci-freebsd-i386-3 syslogd: last message repeated 3 times 20:25:56 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c9", 0xd7}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:56 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:57 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:57 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, 0x0, 0x0) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:57 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c9", 0xd7}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:57 executing program 2: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:57 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:58 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:58 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:58 executing program 2: r0 = socket(0x1, 0x6, 0x87) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x1c, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d", 0x74}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0xa1, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) 20:25:58 executing program 3: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:58 executing program 1: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8) 20:25:59 executing program 0: r0 = socket(0x1, 0x6, 0x87) sendmsg$inet6_sctp(r0, &(0x7f0000000580)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10, 0x0}, 0x0) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0xf, &(0x7f0000000180), &(0x7f00000001c0)=0xc) socket$inet6_sctp(0x1c, 0x5, 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, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r1, &(0x7f0000000740)={&(0x7f0000000340)=@in6={0x0, 0x1c, 0x3, 0x9f, @mcast2, 0x26b}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000004c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x20101}, 0x0) socket(0x2, 0x1, 0x0) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="d44ee6f4b527bc132053140c9b84404c"}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_group_source_req(r3, 0x29, 0x54, &(0x7f0000000240)={0x6, {{0x1c, 0x1c, 0x1, 0x16d100, @ipv4={'\x00', '\xff\xff', @rand_addr=0x80000000}, 0x7}}, {{0x1c, 0x1c, 0x2, 0x9, @empty, 0x1}}}, 0x108) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c) connect$inet(r0, &(0x7f0000000540)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, &(0x7f0000000040)={0x3, 0x1310, 0x5, 0x10000}, 0x10) connect$inet6(r3, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendto$inet6(r3, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_sctp_SCTP_ADD_STREAMS(r3, 0x84, 0x903, &(0x7f0000000200)={0x0, 0x3, 0x7}, 0x8)