Extracting prog: 16m5.642778511s Minimizing prog: 40m0.063913888s Simplifying prog options: 5m16.993334854s Extracting C: 45.064526131s Simplifying C: 0s 24 programs, timeouts [15s 6m0s] extracting reproducer from 24 programs single: executing 4 programs separately with timeout 15s testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-connect$inet-dup2-getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST-setsockopt$inet6_IPV6_HOPOPTS-setsockopt$inet_tcp_TCP_FUNCTION_BLK-getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM-setsockopt$inet_tcp_TCP_FASTOPEN-sendto-sendto$inet6-kqueue-kevent-socket-setsockopt$sock_int-bind$inet6-sendmsg$inet6_sctp-setsockopt$inet_tcp_TCP_FUNCTION_BLK-ioctl$DIOCGETRULESET-connect$inet6-sendto$inet-sendmsg$unix-freebsd11_lstat detailed listing: executing program 0: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, 0x0, 0x0) r1 = dup2(r0, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, &(0x7f00000016c0)=ANY=[], 0x28) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000040)={'bbr\x00'}, 0x24) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, 0x0, &(0x7f0000000280)) setsockopt$inet_tcp_TCP_FASTOPEN(0xffffffffffffffff, 0x6, 0x401, &(0x7f0000000000)={0x6, "fda1076645ee4a1ec4dd162f1327d0e8"}, 0x14) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000040)="14", 0x1, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5}], 0x1, 0x0, 0x0, 0x0) r3 = socket(0x1c, 0x1, 0x0) setsockopt$sock_int(r3, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4) bind$inet6(r3, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)=@in={0x10, 0x2, 0x2, @broadcast}, 0x10, &(0x7f0000000400)=[{&(0x7f00000003c0)}], 0x1, 0x0, 0x0, 0x20005}, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24) ioctl$DIOCGETRULESET(0xffffffffffffffff, 0xc444443b, &(0x7f0000000100)="663f31f2481105c1343d46b8ad6be7bdbce2cc23cff94645e3cbac02e4320c579447fe330fb1d2892d60ef28bc8d4c5ba2bdb4a86510b2007d320769b90afa39de5e2abcd827eaf009a7fbb410848c5bc23e0ed05b8c6fd27c4fba84a6b0c667e6cd48f4612af590a4c15469f8cfc9571603374396bcc8161f6966ff2c") connect$inet6(r3, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet(r3, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0) sendmsg$unix(r3, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000c00)}, {&(0x7f0000000840)}], 0x2, 0x0, 0x100}, 0x20180) freebsd11_lstat(0x0, &(0x7f0000000340)) program did not crash testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-socket$inet_icmp_raw-profil-socket$inet_sctp-chroot-syz_emit_ethernet-setsockopt$inet_sctp_SCTP_INITMSG-connect$inet-sendto$inet-socket$inet6_sctp-openat$crypto-socket$inet6_sctp-socket$inet6_sctp-socket-setsockopt$inet_tcp_TCP_FUNCTION_BLK-setsockopt$inet_tcp_int-connect$inet-getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO-setsockopt$inet_tcp_int-sendto$inet-setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY detailed listing: executing program 0: socket$inet_sctp(0x2, 0x0, 0x84) socket$inet_icmp_raw(0x2, 0x3, 0x1) profil(0x0, 0x0, 0x0, 0x1) r0 = socket$inet_sctp(0x2, 0x1, 0x84) chroot(0x0) syz_emit_ethernet(0x5a, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x20104, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) openat$crypto(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x21, &(0x7f0000001200)={0x4, 0x2010, 0x0, 0x2, 0x0}, &(0x7f0000001240)=0x10) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x43b, &(0x7f0000000040), 0x4) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x180, &(0x7f0000000180)={0x10, 0x2, 0x0, @loopback}, 0x10) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x15, &(0x7f0000000240)={r2, 0x3}, 0x8) program did not crash testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-connect$inet-dup2-socket-setsockopt$inet6_IPV6_HOPOPTS-sendto-sendto$inet6-kqueue-kevent-socket$inet6_sctp-dup2-socket-setsockopt$inet_tcp_TCP_FUNCTION_BLK-setsockopt$inet_tcp_int-connect$inet-sendmsg$inet6_sctp-ioctl$CIOCGSESSION2-socket$inet6_sctp-vfork-lio_listio-sendmsg$inet6_sctp-setsockopt$inet_tcp_TCP_CONGESTION-socket-socket$inet_sctp-setsockopt$inet_sctp_SCTP_EXPLICIT_EOR-socket$inet6_tcp detailed listing: executing program 0: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, &(0x7f00000016c0)=ANY=[@ANYBLOB="000400000000000004010004"], 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty, 0x10}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r3, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r3, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r3, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0) ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000005c0)={0x16, 0x1d, 0x4e1, &(0x7f0000001380)="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", 0x0, &(0x7f0000001300), 0x8, 0x9, [0x80000001, 0x10008, 0x4, 0x8]}) r4 = socket$inet6_sctp(0x1c, 0x1, 0x84) vfork() lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x49, @sigval_int, @thr={0x0, 0x0}}) sendmsg$inet6_sctp(r4, &(0x7f0000000280)={&(0x7f0000000640)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f00000001c0)=[{&(0x7f0000000340)='H', 0x1}], 0x1}, 0x20180) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) socket(0x1c, 0x1, 0x0) r5 = socket$inet_sctp(0x2, 0x0, 0x84) setsockopt$inet_sctp_SCTP_EXPLICIT_EOR(r5, 0x84, 0x1b, &(0x7f0000000000)=0x9, 0x4) socket$inet6_tcp(0x1c, 0x1, 0x0) program did not crash testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket-setsockopt$inet_tcp_int-bind$inet6-connect$inet6-socket$inet6_sctp-bind-socket-bind$inet6-connect$inet6-setsockopt$inet_tcp_int-setsockopt$inet_tcp_TCP_FUNCTION_BLK-setsockopt$inet_tcp_TCP_FUNCTION_BLK-accept$unix-socket-sendto-socket$inet_sctp-sendmsg-getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST-setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM-socket$inet6_sctp-socket$inet6-socket-setsockopt$inet_tcp_TCP_FUNCTION_BLK-vfork-vfork-lio_listio-lio_listio detailed listing: executing program 0: socket$inet(0x2, 0x0, 0xfe) socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x47, 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0xfffffffffffffed2) connect$inet6(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) r1 = socket(0x1c, 0x1, 0x0) bind$inet6(r1, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) setsockopt$inet_tcp_int(r1, 0x6, 0x22, &(0x7f0000000000)=0x3, 0x4) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000001c0)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000000c0)={'rack\x00', 0x1}, 0x24) accept$unix(0xffffffffffffffff, 0x0, &(0x7f0000001b40)) r2 = socket(0x1c, 0x5, 0x0) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @rand_addr="32170000ffffdf0100d26f038e00"}, 0x1c) r3 = socket$inet_sctp(0x2, 0x5, 0x84) sendmsg(r3, 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x105, &(0x7f00000000c0), &(0x7f0000000040)=0x4) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xb, &(0x7f0000000080), 0xffbe) socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6(0x1c, 0x5, 0x0) socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x32) vfork() vfork() lio_listio(0x0, 0x0, 0x0, &(0x7f00000001c0)={0x1, 0x7, @sigval_ptr}) lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x21, @sival_ptr, @ke_flags}) program did not crash single: failed to extract reproducer bisect: bisecting 24 programs with base timeout 15s testing program (duration=21s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [24, 29, 26, 18, 8, 21, 24, 29, 17, 21, 26, 14, 22, 24, 29, 28, 29, 28, 17, 22, 6, 26, 21, 22] detailed listing: executing program 3: getsockopt$inet6_sctp_SCTP_GET_PEER_ADDRESSES(0xffffffffffffffff, 0x84, 0x8003, &(0x7f0000000040)={0x0, &(0x7f0000000000)=[@in={0x10, 0x2, 0xffffffffffffffff, @local}, @in6={0x1c, 0x1c, 0xffffffffffffffff, 0x0, @mcast1}]}, 0x0) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x1, 0x0, 0x0) socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet6_sctp_SCTP_RECVNXTINFO(0xffffffffffffffff, 0x84, 0x20, 0x0, 0x0) setsockopt$inet_tcp_TCP_RXTLS_ENABLE(0xffffffffffffffff, 0x6, 0x29, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r1, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, r0) setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, &(0x7f00000016c0)=ANY=[@ANYBLOB="0004000000000000"], 0x28) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x901, &(0x7f00000004c0), &(0x7f0000000300)=0x18) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000180)={'freebsd\x00'}, 0x24) sendto$inet6(0xffffffffffffffff, &(0x7f0000000040)="14", 0x1, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5}], 0x1, 0x0, 0x0, 0x0) r3 = socket(0x1c, 0x1, 0x0) setsockopt$sock_int(r3, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4) bind$inet6(r3, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24) setsockopt$inet6_sctp_SCTP_EVENTS(r0, 0x84, 0xc, &(0x7f0000000100)={0x81, 0x3b, 0x4, 0x6, 0xc, 0x4, 0x80, 0x19, 0x2, 0x3, 0xc}, 0xb) connect$inet6(r3, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet(r3, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0) executing program 1: r0 = socket$inet(0x2, 0x2, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$inet_sctp(r2, &(0x7f0000000780)={&(0x7f0000000200)=@in={0x10, 0x2, 0x2, @multicast1}, 0x10, 0x0}, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) pipe2(0x0, 0x0) socketpair(0x1, 0x1, 0x7, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet6_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000240)={0x1, 0x100, 0x7b10, 0x4, 0x326, 0x3, 0x2, 0x8008000, 0x0}, &(0x7f0000000140)=0x20) r6 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0x8006, &(0x7f0000000000), &(0x7f00000000c0)=0x1) cap_fcntls_limit(r6, 0xb9f) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r3, 0x84, 0xf, &(0x7f00000002c0)={r5, 0x2, 0x16f6d1bf}, &(0x7f0000000300)=0xc) getsockopt$inet6_sctp_SCTP_MAXSEG(r3, 0x84, 0xe, &(0x7f0000000180)={r7, 0x1}, &(0x7f00000001c0)=0x8) r8 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x107, 0x0, &(0x7f0000000380)) r9 = dup2(r8, r8) ioctl$DIOCRCLRASTATS(r9, 0xc4504448, &(0x7f0000000a40)={{"3275461dd348c8030000000000000094c15c2681545ebcea54ebd73b817c9af90c3034ad726a8e296cd135b6ea82db9b59b279678917bc1e696d00a8ce88898feb1f96731d92fd81d36f20967984f249190529fa3a3fb36f4095754fa3682deb9fe5850854ea5ee4ea420a6eceb956dff1145706fa09ae2f34f31a8b2eb558a1a04a6ed3ff059a0c51853cf6e2bb599c209b20196c23d8e692a96cbcfca34ebdf8080ea579233b944bd1622896a9396791b798b00006a87c9d959f998fea6e5e758df60e5d4403705b85acefe2cf9b38232392d40fdd88c8779f618885bf0129823e9804645d3d89ddcee095765d3091c406377622b1c9c2f79252df5f0a6c2d60896cb904467f0bffc60094f069213b9a96c958ec140b9f6b2ccfce45c025724f0a510f3ed382f2e372e1c8c750bef2dec9aadc5fd8880f154f89ce020bf70d2fcffafff264dfbed1a4ecbdd4342c4c51ba09406d857c0ac8e73a41b358d4a2ad4ab91854ce3647d8fd346464d4c91f75162e844de74f37192d341e466d3e60a7a58ecb361def0cfaf6e1f78e04597ffebdbab32789e165bba69c4310f42f1a8a8ee513c8b4079627f6e0ee5d16324a8bca63d088d79149c05a00000000000000004c99c44ee82ea5825ad9e9a880f26ee3e33519aa4933a0786f74d033522f03d84df83fcac7bc1901089f0e09ca2ed8ca2000100000ac26f6d73a892763bb437f6c8343df16f2f2a80a1635f0017bd6013f9c87872d820bc394ecd7138cf8809ac09282d8ad7ca1913c01438cdef9ba1717ee2cb200000000000024ed71698449971bd7f2130a8b3fea56246dfcbeb9bef8e092d77cacea72e00770489bb664e320f70f1343d0af4c2a958e4093f182cd41cac7439ff7144f06e5ab37bf328500000000000000144f23190735360b67cf99cecfa125e89eb23b666e1090fb27fa373a8859473c1fc9e6370633cc41bc3d0746a191378eaced0b84634c17851c961f69c166365234d09f6e6b9b64153685c81c1287d27e0dff3cf2a05c7413c28d2c5abea8e37034d316989e41980400000081e89d6e67ac439f426b3c9b9ee18ad9b26d13a80eab111c2550ffcde3934953ed0196cb91afbf989f0cb5cd92bf892066a0bd70bd107d8db1493bd6e7022e599fcb0eb550201e721f0a0e417bc43591fd1683dcc0de7c5ce84130af7783364c2d3c0d071bb2d911eee006f69bd15780897681a3323f0d086f085ba5abe4f980ea690c2c6b6d8f6e0efff3cff4f30a40931bea89d9e2926e1bdc374da951065d641fe48542729c0a5510b16c2936eaf3e7ec00", "000083815e6200000400", 0x0, 0x4}, 0x0, 0x14}) socket$inet_sctp(0x2, 0x1, 0x84) socket(0x1, 0x1, 0x0) getegid() r10 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r10, 0x6, 0x2000, &(0x7f0000000980)={'rack\x00'}, 0x24) bind(r10, &(0x7f0000000100)=@un=@file={0xa, 0x1, './file0\x00'}, 0xa) setsockopt$inet_tcp_int(r4, 0x6, 0x200, &(0x7f00000002c0)=0x3, 0x4) connect$inet(r10, &(0x7f00000007c0)={0x10, 0x2, 0x3, @rand_addr=0xc1000}, 0x10) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x107, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000040)={0x1c, 0x1c, 0x3, 0x20, @rand_addr="911052ef6f79c077ee6e2f8283a7315a", 0x1ff}, 0x1c) sendto$inet(r0, 0x0, 0x0, 0x20184, &(0x7f0000000300)={0x10, 0x2, 0x0, @local={0xac, 0x14, 0x0}}, 0x10) getsockopt$inet_mreqsrc(r0, 0x0, 0x49, &(0x7f0000000000)={@local, @loopback, @remote}, &(0x7f0000000040)=0xc) executing program 2: r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000240)={'bbr\x00'}, 0x24) r1 = openat$bpf(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_TXTLS_ENABLE(r2, 0x6, 0x27, &(0x7f0000000200)={&(0x7f0000000040)='\\', 0x0, 0x0, 0x29, 0x1, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, "557163a5ecaa75f3"}, 0x40) extattr_set_fd(r2, 0x0, &(0x7f0000000380)='\x00', &(0x7f0000000480)="4412904a1dd74335c10c3796b6e166cd1242d736834dab0a9b57e89ce7039923e8b850f06846aa", 0x27) ioctl$BIOCSETF(r1, 0x80104267, &(0x7f0000000140)={0x1, &(0x7f0000000100)=[{0x34, 0x40}]}) r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) freebsd10_pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$BIOCSRTIMEOUT(r1, 0x40047477, &(0x7f0000002c80)) kevent(r4, &(0x7f0000000280)=[{0x3, 0xfffffffffffffffe, 0x52, 0x80000000, 0x3, 0x8, [0x2, 0x6cd5, 0x9]}, {0x7, 0xfffffffffffffffc, 0x8000, 0x41, 0x6, 0x0, [0xc, 0x7fffffffffffffff, 0x1000, 0x7]}, {0x4, 0xfffffffffffffff9, 0x4, 0x1, 0x9, 0x7f, [0x3ff, 0x8000000000000001, 0x7, 0x1000000000004]}, {0x8, 0xfffffffffffffff5, 0x83, 0x40000000, 0x1, 0x800, [0xffffffffffffc01f, 0x7fff, 0x19, 0x100]}], 0x4, &(0x7f0000000380), 0x0, &(0x7f00000003c0)={0x7, 0xffffffff00000000}) connect$inet6(r3, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0x4, @remote={0xfe, 0x80, '\x00', 0x0}, 0x97}, 0x1c) r5 = socket(0x1, 0x2, 0x0) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r5, 0x84, 0x29, &(0x7f0000000080)={0x0, 0x7}, &(0x7f0000000180)=0x8) setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x21, &(0x7f0000000400)={0xfc01, 0x0, 0x7, 0xc5e, r6}, 0x10) setsockopt$inet6_sctp_SCTP_AUTH_DEACTIVATE_KEY(r0, 0x84, 0x1d, &(0x7f00000001c0)={r6, 0x49}, 0x8) setsockopt$inet_tcp_TCP_FASTOPEN(r0, 0x6, 0x455, &(0x7f0000000000)={0x100044, "cf02fffffb00000818c62c8526f7dde9"}, 0x14) r7 = socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_INITMSG(r7, 0x84, 0x3, &(0x7f0000000040)={0x3, 0x0, 0x0, 0x4}, 0x8) r8 = socket$inet6(0x1c, 0x3, 0x0) setsockopt$inet6_IPV6_PKTINFO(r8, 0x3a, 0x2e, 0x0, 0x0) openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x1a, 0x0, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x611, 0x0) executing program 0: ioctl$MDIOCDETACH(0xffffffffffffffff, 0xc1c06d01, &(0x7f0000000280)={0x2, 0x1, 0x3, &(0x7f0000000040)='./file0\x00', 0x2, 0x0, 0x400, 0x5, 0x6, 0x0, &(0x7f0000000080)='!#\x94+\x00', [0x9, 0xe, 0x9, 0x4, 0x7, 0x9, 0x7, 0x1, 0x6, 0x8001, 0x800, 0x81, 0xffffff01, 0x200, 0xffffffc0, 0x8, 0x2, 0x7fffffff, 0x9, 0xe8, 0x2, 0x9, 0x40, 0xc8c, 0x0, 0x8, 0x90d, 0x30, 0x0, 0x8ba, 0x5, 0x8000, 0x8, 0xb, 0x7ff, 0xe, 0x0, 0x0, 0x7d475f41, 0x80, 0x8, 0x6, 0x101, 0xffffffff, 0x0, 0x3ff, 0x8, 0x0, 0x8, 0x10, 0x80000000, 0xffffffff, 0x0, 0xee07, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000000, 0x4a14, 0x9, 0x9, 0x6, 0x9, 0x1ff, 0x8, 0xaf1b, 0x0, 0x8, 0x0, 0x7fffffff, 0x2, 0x5, 0x4, 0x3, 0x0, 0x0, 0x0, 0x0, 0x2, 0x9, 0xffff, 0x4, 0x3, 0x70a, 0x6, 0x3, 0x0, 0x2, 0x6, 0x7, 0x200]}) r0 = kmq_open(0x0, 0x200, 0x0, 0x0) kmq_notify(r0, &(0x7f0000000200)={0x0, 0x0, @sival_ptr, @thr={0x0, 0x0}}) socket$inet_sctp(0x2, 0x0, 0x84) connect$inet(0xffffffffffffffff, 0x0, 0x0) syz_emit_ethernet(0x5e, 0x0) ppoll(0x0, 0x0, 0x0, &(0x7f00000006c0)={[0x0, 0x0, 0x0, 0x1ff]}, 0x10) socket(0x2, 0x1, 0x0) procctl$PROC_REAP_RELEASE(0x2, 0x0, 0x3, 0x0) lio_listio(0x0, 0x0, 0x0, &(0x7f00000047c0)={0x1, 0x0, @sigval_ptr}) vfork() rfork(0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$DIOCIGETIFACES(r1, 0xc0284457, &(0x7f0000000000)={0x10, 0x0, 0x0, 0x0, 0xd8}) openat$crypto(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r2 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r2, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x10, 0x2, 0x1, @loopback}, 0x10) recvfrom$inet(r2, 0x0, 0xfffffde0, 0x80, 0x0, 0x0) executing program 3: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) connect$inet6(r0, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) connect$inet(0xffffffffffffffff, 0x0, 0x0) sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) mkdir(0x0, 0x0) ksem_open(&(0x7f0000000000)=0x0, &(0x7f0000000200)='/!\x00\n\xfe\x16]\xa3l\xb2\xcfW\xd1\xce\xc2\xbcC\xcc|@\xe1\xcb]_9`\x94X\xfa$S%\x1f9\xa8\xf8\x83J\x14\xd4,I\xe4\x03$\xdcNs\x86n\xabFo\x03\x00Q\xa2\n\xd3{\xdfF\xec\x81\xe8\xf05\xe0\xca\xcc\xa3\xac\xd1%\\\xbf\xd6\x0f\xb5[\x89\xcb)tq\xd7\xf0\xb2\xc4\x9b\xc9m\xff\x95\x19\xbc\xec[tbr\xca\xb2\n\"@[\x06$Q(\xe1\x03\xa5*\xe7\x91\fJ\r\xfae\xb3', 0x200, 0x0, 0x0) ksem_destroy(r1) executing program 3: socket$inet_sctp(0x2, 0x0, 0x84) socket$inet_icmp_raw(0x2, 0x3, 0x1) profil(0x0, 0x0, 0x0, 0x1) r0 = socket$inet_sctp(0x2, 0x1, 0x84) chroot(0x0) syz_emit_ethernet(0x5a, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x20104, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) openat$crypto(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x21, &(0x7f0000001200)={0x4, 0x2010, 0x0, 0x2, 0x0}, &(0x7f0000001240)=0x10) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x43b, &(0x7f0000000040), 0x4) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x180, &(0x7f0000000180)={0x10, 0x2, 0x0, @loopback}, 0x10) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x15, &(0x7f0000000240)={r2, 0x3}, 0x8) executing program 1: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, 0x0, 0x0) r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) r2 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r2, 0x29, 0x31, &(0x7f00000016c0)=ANY=[@ANYBLOB="000400000000000004"], 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty, 0x10}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c041c1d1b149dcdbfc289cafbafae52adad225aa5d98169f951ae4af8a475a23b341bdbfd6dc85dd7b948384873e36b", 0x6b, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r3 = kqueue() kevent(r3, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) socket(0x1c, 0x1, 0x0) syz_emit_ethernet(0x42, 0x0) socket$inet_sctp(0x2, 0x5, 0x84) r4 = socket$inet_sctp(0x2, 0x0, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) r5 = socket$inet6_sctp(0x1c, 0x1, 0x84) dup2(r5, 0xffffffffffffffff) r6 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r6, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r6, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r6, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r6, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x125}], 0x1, 0x0, 0x0, 0x81}, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000200)={'rack\x00'}, 0x24) rfork(0x85000) executing program 2: r0 = open(&(0x7f0000000040)='./file0\x00', 0x70e, 0x0) pwritev(r0, &(0x7f00000003c0)=[{&(0x7f0000000740)="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", 0x192}], 0x1, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EXPLICIT_EOR(r1, 0x84, 0x1b, &(0x7f0000000000)=0x9, 0x4) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) dup(0xffffffffffffffff) r2 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x22, 0x0, 0x0) setsockopt$inet6_int(r2, 0x29, 0x1b, &(0x7f0000000240), 0x4) ioctl$DIOCRADDTABLES(0xffffffffffffffff, 0xc450443d, &(0x7f0000000200)={{"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", "45c7a3903b2ec85566844c77c9f9b8d3847d7f5cd90935ea0777a101eb6684c9", 0x5, 0x4f}, &(0x7f0000000100)="e10259437497e87de8104d44c32f7239278093a8abeeabfc4a7b972be05c9a85a2eb9f342681af9f17552908aa0cf43895b5d79240f4c34b394688ade5ec1390", 0xf5c4, 0x40, 0x0, 0x9, 0x7, 0x9, 0xf3, 0x8}) clock_getres(0xe, &(0x7f0000000680)) mprotect(&(0x7f00003fe000/0xc00000)=nil, 0xc00000, 0x1) setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000080)={'rack\x00'}, 0x24) sendto$inet6(r2, 0x0, 0x0, 0x0, &(0x7f0000000180)={0x1c, 0x1c, 0x0, 0x0, @ipv4, 0x81}, 0x1c) bind$inet(r1, &(0x7f0000000200)={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt(r3, 0x0, 0x3, &(0x7f0000000000)="f10100", 0x3) connect$inet(r1, &(0x7f0000000040)={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10) sendmsg$inet_sctp(r1, &(0x7f00000025c0)={&(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x0, @ipv4={'\x00', '\xff\xff', @remote={0xac, 0x14, 0x0}}}, 0x1c, &(0x7f0000002500)=[{&(0x7f0000000040)="e33604a45cfa3e1254ef7146606d3d8cefcc7fe53338ebf41876e0c39cf813f9f96b5b9201466fc431b0ec672500c1caba2b4515e5046c0003c91687e5640d3990d35c5ef81f9caf9c0b25f21492e5735e4a2476740755fd11f27d07b7", 0x5d}, {&(0x7f0000000100)="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", 0x458}, {0x0}, {0x0}, {&(0x7f0000002400)="d512f831ef87d9a637cf89b1fa2e906eeb54784a9bcf28c4d9aacee64c443dc625c462e114dd16ceef68a424b5d2ae58c782ab8897880a75192d4a5b3d73fe2e68eae7df5d856e2b16239a3bb734c1922411e412de2d02bdcae5807a2132913e654cd9ee193868137311d685ef53e76a48961159b3e6ee40bf5d1a82f3b15d6d0a23ba59b5ae1f77f82b5cd42ed7adeda5b40bc4caf00b04c8a416bc9f01e5d8e911331fac09f4d84d4eb5cc82b18aaf34a5a85e25", 0xb5}, {&(0x7f00000024c0)="eb68927e7b7be8aaaa71286a3835850c0cb92a415135f8ffe7072e370d8e511e6e81caef251cda1347cbf13c002953a4af47", 0x32}], 0x6}, 0x0) syz_emit_ethernet(0x42, &(0x7f00000000c0)=ANY=[@ANYBLOB="ffffffffffffac566741009808004800007b0000000000009078ffffffffe0000002440c000000000000000000004e234e22", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="000000009078000000003f8ac4a9d79827249a5b8dc3b47991cd0000ee22a27579d4c431f00b67379a31e9dfe626ba5c0eb49aee99f64ca00acab821667ceab46c1ed307a4fb5a17f9eabeac447eb958197653fc86b1da45b0568da5fbbbbadb7471b22dd302344b27b23dcaa55235b7650900"/126]) writev(r0, &(0x7f0000000000)=[{&(0x7f0000000200)="0ec465cdab1ab6925cb81235dbb17399c070dde203e502106f690d9947364fe3569560e73bfa9012263c0ef6eb626ad79d51e7b4607879072ca33809a85443bef8e011b3e2e63de6f9637ca6e422106a6a1762b67f560814eef6dcb3f39a2e51600251fbad1ee82088a75ca376da066e763d4d967ce8aadb3c3fd7f9ae4f4c83b220d59b80283161ec55078a180c86454a6af889e6877abb5119218026dd409b65c450ff09e8a2b84a3bc3e8ffeceb6761b349d9d7512b3b4bcbcf5ceb029b7740fbb949d4dd", 0xc6}], 0x1) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000280), 0x4) mincore(&(0x7f0000f0c000/0x3000)=nil, 0x0, &(0x7f0000afaf0a)=""/246) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x5, 0x11, r0, 0x0) mkdir(&(0x7f00000000c0)='./file0/file0\x00', 0x0) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mkdir(&(0x7f0000000100)='./file0\x00', 0x0) open$dir(&(0x7f0000000200)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x400000002c4, 0x0) executing program 1: r0 = socket$inet_sctp(0x2, 0x0, 0x84) aio_return(&(0x7f0000000840)={0xffffffffffffffff, 0x1, &(0x7f00000006c0)="241c41f79201d242ca36673335722fe224aa7cbd53b2bce079026d4b318ef1926d526b7ee9fd81b5d5c1d085cf6268d84cd368657bcba543e0533a45fe4be6447c91c273a2004a95f95bafae82cd112034ab268676d8383d767536456a0330293ca223219a9cfc99fb21c9bd3aa3b469761a3253550bc00d6f97ab460205f1d18070abd790dd0b73318b3bbf", 0x8c, [0x5000000], 0xfffffffb, 0x1, 0x1, {0xd2, 0x7fffffff, &(0x7f0000000780)="35816fee278f6dfbc244d09b07acadc43ea9ba68d6180b173d704f5a992baf003eabc3cbe0fc4f7f1589ecd17399f6713f56f9fd726942de82f92b87077c1f3afdcfad586297e07dddbdd56fba0e7fcf2f6414f58b885a502cf38a1e5fc2319264e90319419b078e5d920316b718333c96bebd0c77dc4e51bb158bda097ad9d0e76d98"}, {0x4f40bac4f473cf1c, 0x1, @sigval_ptr=0xfffffffc, @ke_flags=0xc05b}}) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = dup2(r0, r1) sendmsg$inet_sctp(r2, &(0x7f0000000900)={&(0x7f0000000180)=@in={0x10, 0x2, 0x3, @rand_addr=0x10001}, 0x10, &(0x7f00000008c0)=[{&(0x7f0000000400)}], 0x1, &(0x7f00000005c0)=ANY=[@ANYBLOB="100000008000000000000000ac1400bb1c00000084005af78e68276c3d1177370400000a0000003ab5d42bd5ba541280dd932225c0a57c2f290ed156702a707b837d905241df3f31d5938a01e5f115f68e14e1ce42e0c33e5247692d34659538f7981dba267ecd04b9b777a72ffc3eb3466068aff1d02957e62dea1b826559862cc7ac8b2cab15902837909f2c988611d59654b763c037f59ad546e09bd824bde7ddbfbf1baa799d102d7709789885f6b85f2be0240c9c732be826821cd0c15134bccfddcde771a08cfe38f8cdcf5eae65770a52f2aaeabda106f204bab34ced4508cb113bb5a7a42a710d1afa000000000000"], 0x2c}, 0x0) pipe2(&(0x7f0000000280), 0x100000) socket$inet_tcp(0x2, 0x1, 0x0) socket(0x1c, 0x3, 0x1) connect$inet6(0xffffffffffffffff, &(0x7f0000000340)={0x1c, 0x1c, 0x1, 0x1ff, @local={0xfe, 0x80, '\x00', 0x0}, 0x2}, 0x1c) ioctl$DIOCOSFPADD(0xffffffffffffffff, 0xc088444f, &(0x7f00000001c0)="959634ca688b9ebcc1") getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, &(0x7f0000000080), &(0x7f0000000040)=0x10) r3 = socket(0x1c, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000000c0)={'bbr\x00'}, 0x24) r4 = socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, 0x0, 0x0) connect$inet6(r3, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0x1ff, @local={0xfe, 0x80, '\x00', 0x0}, 0x2}, 0x1c) sendto(r3, &(0x7f0000000500)="b9d5cf29033fda9f0d47f14a5babefe85e2f1027c0bb21378a3d78aef12d04ee87a68f4323d818a91259db9fd1aaf026a235647bf27a0443ed4b8192e7b591b1592001d1632f2f74b1cd1043c1f242135d868693021711dbbf2091e946404cb96c4dd9209475761dcc1ff3159857264d6693bafe6dfcab26a921596d2f47d5a314e40e000000", 0x86, 0x100, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x1, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x2006}, 0x1c) executing program 2: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x0, 0x84) getsockopt$inet6_sctp_SCTP_EXPLICIT_EOR(0xffffffffffffffff, 0x84, 0x1b, 0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000e00)={@in6={{0x1c, 0x1c, 0x2, 0x3c, @local={0xfe, 0x80, '\x00', 0x0}, 0x4}}, 0x0, 0x12000000, 0x8000000, 0x10, 0x80}, 0x98) truncate(0x0, 0x0) ioctl$DIOCRINADEFINE(0xffffffffffffffff, 0xc450444d, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, 0x0, 0x0) recvfrom$inet(r1, 0x0, 0x0, 0x0, 0x0, 0x0) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket$inet_sctp(0x2, 0x0, 0x84) mkdirat(0xffffffffffffff9c, 0x0, 0x0) r2 = socket(0x0, 0x1, 0x0) bind$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x0, 0x0, @empty}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x5, 0x84) sendmsg$inet6_sctp(r3, &(0x7f0000000000)={&(0x7f0000000240)=@in6={0x1c, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c, 0x0, 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="9d0000008400000002"], 0xaf}, 0x0) getsockopt$inet6_sctp_SCTP_GET_LOCAL_ADDRESSES(0xffffffffffffffff, 0x84, 0x8004, 0x0, 0x0) kmq_timedsend(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000040)={0x0, 0x2}) recvmsg(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x80) executing program 2: mkdir(&(0x7f0000000500)='./file0\x00', 0x0) r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_AUTH_KEY(r0, 0x84, 0x13, &(0x7f0000000140)=ANY=[@ANYRES32=0x0, @ANYBLOB], 0x9) getsockopt$inet6_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xe, &(0x7f00000000c0)={0x0, 0xa}, &(0x7f0000000100)=0x8) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0xa, &(0x7f0000000200)={@in6={{0x1c, 0x1c, 0x3, 0xfffffffe, @ipv4={'\x00', '\xff\xff', @local={0xac, 0x14, 0x0}}, 0xfff}}, r1, 0x17, 0x0, 0xf, 0xfffffff1, 0x6, 0xc}, 0x98) chmod(&(0x7f0000000340)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x12b) chdir(&(0x7f00000001c0)='./file0\x00') symlinkat(&(0x7f0000000540)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0xffffffffffffffff, &(0x7f0000000680)='./file0\x00') kmq_setattr(0xffffffffffffffff, 0x0, 0x0) vfork() rfork(0x0) ioctl$DIOCIGETIFACES(0xffffffffffffffff, 0xc0284457, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x11, 0xffffffffffffffff) ioctl$FILEMON_SET_FD(0xffffffffffffffff, 0xc0045301, &(0x7f0000000040)=0xffffffffffffff9c) r2 = openat$crypto(0xffffffffffffff9c, &(0x7f0000000000), 0x18040, 0x0) ioctl$CRIOGET(r2, 0xc0046364, &(0x7f0000000300)=0x5) ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000001c0)={0x0, 0x0, 0x0, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x0, [0x0, 0x2, 0x0, 0x7]}) r3 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r3, 0x6, 0x43b, &(0x7f0000000640)=0xd, 0x4) r4 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x32) setsockopt$inet_tcp_int(r4, 0x6, 0x43b, &(0x7f0000000040), 0x4) sendto$inet(r4, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x28, 0x2, 0x3, @rand_addr=0x10dfa767}, 0x10) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x27, &(0x7f0000000340)={0x0, 0x0, 0x40}, 0x10) sendto$inet(r3, 0x0, 0x0, 0x0, &(0x7f0000000180)={0x10, 0x2, 0x1, @remote={0xac, 0x14, 0x0}}, 0x10) executing program 0: bind$inet(0xffffffffffffffff, 0x0, 0x0) fcntl$getown(0xffffffffffffff9c, 0x5) shmctl$IPC_SET(0x0, 0x1, 0x0) freebsd11_fstat(0xffffffffffffffff, 0x0) r0 = open$dir(0x0, 0x40000400000002c2, 0x0) pwritev(r0, &(0x7f0000000140), 0x0, 0x0) open$dir(&(0x7f0000000840)='./file1\x00', 0x40000400000002c2, 0x9e) rfork(0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r1, &(0x7f0000000680)=@in6={0x1c, 0x1c, 0x3, 0x6, @empty, 0x1}, 0x1c) connect$inet6(r1, &(0x7f0000000180)={0xffffffffffffff5f, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendmsg$inet6_sctp(r1, &(0x7f0000000280)={&(0x7f00000000c0)=@in={0x10, 0x2, 0x3, @loopback}, 0x10, &(0x7f0000000140), 0x0, 0x0, 0x0, 0x18c}, 0xc) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_REMOTE_UDP_ENCAPS_PORT(r2, 0x84, 0x24, &(0x7f0000000940)={0x0, @in6={{0x1c, 0x1c, 0x1, 0xe8c, @local={0xfe, 0x80, '\x00', 0x0}}}, 0x869f}, 0x90) executing program 1: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, 0x0, 0x0) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000040)={'bbr\x00'}, 0x24) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000280)={'rack\x00'}, 0x24) kevent(0xffffffffffffffff, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x0) r3 = socket(0x1c, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) mkdir(0x0, 0x0) lpathconf(0x0, 0x0) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x21, &(0x7f0000000240)={0x0, 0x200}, 0x10) r4 = openat$crypto(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$CIOCGSESSION2(r4, 0xc040636a, &(0x7f0000000040)={0x29, 0x0, 0x20, &(0x7f0000000080)="3c022e61792eecb07f8aee18e5aa3505d7dbce4235fc3735fbe8e5aa4f4bb674", 0x0, 0x0, 0x0, 0xfdffffff, [0x0, 0x47]}) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24) r5 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$DIOCGETRULESET(r5, 0xc444443b, &(0x7f0000000100)="663f31f2481105c1343d46b8ad6be7bdbce2cc23cff94645e3cbac02e4320c579447fe330fb1d2892d60ef28bc8d4c5ba2bdb4a86510b2007d320769b90afa39de5e2abcd827eaf009a7fbb410848c5bc23e0ed05b8c6fd27c4fba84a6b0c667e6cd48f4612af590a4c15469f8cfc9571603374396bcc8161f69") connect$inet6(r3, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet(r3, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0) sendmsg$unix(r3, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000003c0)=[{0x0}, {&(0x7f0000000840)="faccbfc1213b7245c968e88fed57f69d4ed18b0fc343422fdc7ab9d92113373e90fbacef5551af86589dbe25e1d8baecceb5b8617b518f444d94092562c844048b841e675aa82565cf0446bc8b70fdd519bf853b116f8015ef79", 0x5a}], 0x2, 0x0, 0x100}, 0x20180) setreuid(0x0, 0x0) link(0x0, 0x0) executing program 0: socket$inet_udplite(0x2, 0x2, 0x88) socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6_sctp(0x1c, 0x0, 0x84) mkdir(&(0x7f0000000500)='./file0\x00', 0x0) chmod(&(0x7f0000000180)='./file1\x00', 0x23f) chdir(&(0x7f00000001c0)='./file0\x00') open$dir(&(0x7f0000000040)='./file1\x00', 0x0, 0x0) mkdir(&(0x7f0000000500)='./file1\x00', 0x42) setreuid(0xee00, 0x0) r0 = getuid() chown(&(0x7f0000000180)='./file0\x00', r0, 0xffffffffffffffff) getuid() vfork() connect$inet(0xffffffffffffffff, 0x0, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) ppoll(0x0, 0x0, 0x0, 0x0, 0x0) socket$inet6(0x1c, 0x20000000, 0x0) sendmsg$inet6_sctp(0xffffffffffffffff, 0x0, 0x0) msgctl$IPC_SET(0x0, 0x1, 0x0) munmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$DIOCGETADDRS(r1, 0xc4704435, &(0x7f0000000000)='\x00\x00\x00\x00\x00\x00\x00\x00') setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000300)={'rack\x00'}, 0x24) kmq_setattr(0xffffffffffffff9c, &(0x7f0000000140)={0x6, 0x8, 0x4}, 0x0) executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x29, &(0x7f0000000080)={0x0, 0xa5}, &(0x7f00000000c0)=0x8) thr_self(0x0) freebsd11_fhstatfs(&(0x7f00000000c0)={{[0x0, 0x3]}, {0x0, 0x301, "f3fddb14000061d2013a21ca84b55504"}}, 0x0) r1 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000040)={'rack\x00'}, 0x24) setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000080)=ANY=[@ANYRES32], 0x1030) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) socket(0x1c, 0x1, 0x0) cpuset_getid(0x3, 0x8, 0x1, &(0x7f0000000040)=0x0) cpuset_setid(0x0, 0x8, r2) cpuset_setid(0x0, 0x80000001, r2) r3 = socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_udp(0x1c, 0x2, 0x0) recvfrom$inet6(r3, 0x0, 0x0, 0x40040, 0x0, 0x0) r4 = socket(0x0, 0x0, 0x0) socket$inet6_udp(0x1c, 0x2, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) socket(0x0, 0x0, 0x0) connect$inet6(r3, &(0x7f0000000000)={0x1c, 0x1c, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_tcp_TCP_FASTOPEN(r4, 0x6, 0x401, &(0x7f00000000c0)={0x400, "9f4f7f5a0062efe82f848740b2ffffff"}, 0xfffffffffffffdde) freebsd11_mknod(&(0x7f00000000c0)='./file0\x00', 0x1000, 0x0) r5 = open$dir(&(0x7f0000000100)='./file0\x00', 0x40000400000002c6, 0x0) r6 = open$dir(&(0x7f0000000000)='./file0\x00', 0x1, 0x23) writev(r6, &(0x7f0000000340)=[{&(0x7f0000000180), 0x2000}], 0x1000000000000013) ppoll(&(0x7f0000000140)=[{r6, 0x4}, {r5, 0x204a}], 0x2, 0x0, 0x0, 0x0) executing program 1: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) r4 = fork() sigqueue(r4, 0x0, @sigval_int) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$inet_sctp(r2, &(0x7f0000000780)={&(0x7f0000000200)=@in={0x10, 0x2, 0x2, @multicast1}, 0x10, 0x0}, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) pipe2(0x0, 0x0) socketpair(0x1, 0x1, 0x7, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet6_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000240)={0x1, 0x100, 0x7b10, 0x4, 0x326, 0x3, 0x2, 0x8008000, 0x0}, &(0x7f0000000140)=0x20) r6 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0x8006, &(0x7f0000000000), &(0x7f00000000c0)=0x1) cap_fcntls_limit(r6, 0xb9f) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r3, 0x84, 0xf, &(0x7f00000002c0)={r5, 0x2, 0x16f6d1bf}, &(0x7f0000000300)=0xc) getsockopt$inet6_sctp_SCTP_MAXSEG(r3, 0x84, 0xe, &(0x7f0000000180)={r7, 0x1}, &(0x7f00000001c0)=0x8) r8 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x107, 0x0, &(0x7f0000000380)) r9 = dup2(r8, r8) ioctl$DIOCRCLRASTATS(r9, 0xc4504448, &(0x7f0000000a40)={{"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", "000083815e6200000400", 0x0, 0x4}, 0x0, 0x14}) socket$inet_sctp(0x2, 0x1, 0x84) socket(0x1, 0x1, 0x0) getegid() r10 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r10, 0x6, 0x2000, &(0x7f0000000980)={'rack\x00'}, 0x24) bind(r10, &(0x7f0000000100)=@un=@file={0xa, 0x1, './file0\x00'}, 0xa) setsockopt$inet_tcp_int(r4, 0x6, 0x200, &(0x7f00000002c0)=0x3, 0x4) connect$inet(r10, &(0x7f00000007c0)={0x10, 0x2, 0x3, @rand_addr=0xc1000}, 0x10) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x107, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000040)={0x1c, 0x1c, 0x3, 0x20, @rand_addr="911052ef6f79c077ee6e2f8283a7315a", 0x1ff}, 0x1c) sendto$inet(r0, 0x0, 0x0, 0x20184, &(0x7f0000000300)={0x10, 0x2, 0x0, @local={0xac, 0x14, 0x0}}, 0x10) getsockopt$inet_mreqsrc(r0, 0x0, 0x49, &(0x7f0000000000)={@local, @loopback, @remote}, &(0x7f0000000040)=0xc) executing program 1: socket$inet(0x2, 0x0, 0xfe) socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x47, 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0xfffffffffffffed2) connect$inet6(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) r1 = socket(0x1c, 0x1, 0x0) bind$inet6(r1, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) setsockopt$inet_tcp_int(r1, 0x6, 0x22, &(0x7f0000000000)=0x3, 0x4) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000001c0)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000000c0)={'rack\x00', 0x1}, 0x24) accept$unix(0xffffffffffffffff, 0x0, &(0x7f0000001b40)) r2 = socket(0x1c, 0x5, 0x0) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @rand_addr="32170000ffffdf0100d26f038e00"}, 0x1c) r3 = socket$inet_sctp(0x2, 0x5, 0x84) sendmsg(r3, 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x105, &(0x7f00000000c0), &(0x7f0000000040)=0x4) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xb, &(0x7f0000000080), 0xffbe) socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6(0x1c, 0x5, 0x0) socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x32) vfork() vfork() lio_listio(0x0, 0x0, 0x0, &(0x7f00000001c0)={0x1, 0x7, @sigval_ptr}) lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x21, @sival_ptr, @ke_flags}) executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) sendto$inet6(r1, &(0x7f0000000600), 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) r3 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r3, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r3, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r3, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x141}], 0x1, 0x0, 0x0, 0x81}, 0x0) fstatat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000780), 0x200) socket(0x1c, 0x2, 0x0) connect$inet(0xffffffffffffffff, &(0x7f0000000240)={0x10, 0x2, 0x2, @remote={0xac, 0x14, 0x0}}, 0x10) rfork(0x85000) executing program 0: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700)) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) kqueue() syz_emit_ethernet(0x42, 0x0) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x1a, &(0x7f0000000180)={r4}, 0x8) socket$inet6_sctp(0x1c, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r5 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r5, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r5, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r5, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0) rfork(0x85000) executing program 0: r0 = getpid() r1 = openat$filemon(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) ioctl$FILEMON_SET_FD(0xffffffffffffffff, 0xc0045301, 0x0) ioctl$FILEMON_SET_PID(r1, 0xc0045302, &(0x7f0000000100)=r0) open$dir(0x0, 0x0, 0x0) open$dir(&(0x7f0000000840)='./file1\x00', 0x40000400000002c2, 0x0) executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, &(0x7f00000016c0)=ANY=[@ANYBLOB="000400000000000004010004"], 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty, 0x10}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r3, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r3, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r3, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0) ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000005c0)={0x16, 0x1d, 0x4e1, &(0x7f0000001380)="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", 0x0, &(0x7f0000001300), 0x8, 0x9, [0x80000001, 0x10008, 0x4, 0x8]}) r4 = socket$inet6_sctp(0x1c, 0x1, 0x84) vfork() lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x49, @sigval_int, @thr={0x0, 0x0}}) sendmsg$inet6_sctp(r4, &(0x7f0000000280)={&(0x7f0000000640)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f00000001c0)=[{&(0x7f0000000340)='H', 0x1}], 0x1}, 0x20180) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) socket(0x1c, 0x1, 0x0) r5 = socket$inet_sctp(0x2, 0x0, 0x84) setsockopt$inet_sctp_SCTP_EXPLICIT_EOR(r5, 0x84, 0x1b, &(0x7f0000000000)=0x9, 0x4) socket$inet6_tcp(0x1c, 0x1, 0x0) executing program 0: socket$inet_sctp(0x2, 0x0, 0x84) socket$inet_icmp_raw(0x2, 0x3, 0x1) profil(0x0, 0x0, 0x0, 0x1) r0 = socket$inet_sctp(0x2, 0x1, 0x84) chroot(0x0) syz_emit_ethernet(0x5a, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x20104, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) openat$crypto(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x21, &(0x7f0000001200)={0x4, 0x2010, 0x0, 0x2, 0x0}, &(0x7f0000001240)=0x10) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x43b, &(0x7f0000000040), 0x4) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x180, &(0x7f0000000180)={0x10, 0x2, 0x0, @loopback}, 0x10) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x15, &(0x7f0000000240)={r2, 0x3}, 0x8) executing program 3: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, 0x0, 0x0) r1 = dup2(r0, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, &(0x7f00000016c0)=ANY=[], 0x28) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000040)={'bbr\x00'}, 0x24) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, 0x0, &(0x7f0000000280)) setsockopt$inet_tcp_TCP_FASTOPEN(0xffffffffffffffff, 0x6, 0x401, &(0x7f0000000000)={0x6, "fda1076645ee4a1ec4dd162f1327d0e8"}, 0x14) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000040)="14", 0x1, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5}], 0x1, 0x0, 0x0, 0x0) r3 = socket(0x1c, 0x1, 0x0) setsockopt$sock_int(r3, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4) bind$inet6(r3, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)=@in={0x10, 0x2, 0x2, @broadcast}, 0x10, &(0x7f0000000400)=[{&(0x7f00000003c0)}], 0x1, 0x0, 0x0, 0x20005}, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24) ioctl$DIOCGETRULESET(0xffffffffffffffff, 0xc444443b, &(0x7f0000000100)="663f31f2481105c1343d46b8ad6be7bdbce2cc23cff94645e3cbac02e4320c579447fe330fb1d2892d60ef28bc8d4c5ba2bdb4a86510b2007d320769b90afa39de5e2abcd827eaf009a7fbb410848c5bc23e0ed05b8c6fd27c4fba84a6b0c667e6cd48f4612af590a4c15469f8cfc9571603374396bcc8161f6966ff2c") connect$inet6(r3, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet(r3, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0) sendmsg$unix(r3, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000c00)}, {&(0x7f0000000840)}], 0x2, 0x0, 0x100}, 0x20180) freebsd11_lstat(0x0, &(0x7f0000000340)) program crashed: lost connection to test machine bisect: bisecting 24 programs bisect: split chunks (needed=false): <24> bisect: split chunk #0 of len 24 into 3 parts bisect: testing without sub-chunk 1/3 testing program (duration=19s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [17, 21, 26, 14, 22, 24, 29, 28, 29, 28, 17, 22, 6, 26, 21, 22] detailed listing: executing program 1: r0 = socket$inet_sctp(0x2, 0x0, 0x84) aio_return(&(0x7f0000000840)={0xffffffffffffffff, 0x1, &(0x7f00000006c0)="241c41f79201d242ca36673335722fe224aa7cbd53b2bce079026d4b318ef1926d526b7ee9fd81b5d5c1d085cf6268d84cd368657bcba543e0533a45fe4be6447c91c273a2004a95f95bafae82cd112034ab268676d8383d767536456a0330293ca223219a9cfc99fb21c9bd3aa3b469761a3253550bc00d6f97ab460205f1d18070abd790dd0b73318b3bbf", 0x8c, [0x5000000], 0xfffffffb, 0x1, 0x1, {0xd2, 0x7fffffff, &(0x7f0000000780)="35816fee278f6dfbc244d09b07acadc43ea9ba68d6180b173d704f5a992baf003eabc3cbe0fc4f7f1589ecd17399f6713f56f9fd726942de82f92b87077c1f3afdcfad586297e07dddbdd56fba0e7fcf2f6414f58b885a502cf38a1e5fc2319264e90319419b078e5d920316b718333c96bebd0c77dc4e51bb158bda097ad9d0e76d98"}, {0x4f40bac4f473cf1c, 0x1, @sigval_ptr=0xfffffffc, @ke_flags=0xc05b}}) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = dup2(r0, r1) sendmsg$inet_sctp(r2, &(0x7f0000000900)={&(0x7f0000000180)=@in={0x10, 0x2, 0x3, @rand_addr=0x10001}, 0x10, &(0x7f00000008c0)=[{&(0x7f0000000400)}], 0x1, &(0x7f00000005c0)=ANY=[@ANYBLOB="100000008000000000000000ac1400bb1c00000084005af78e68276c3d1177370400000a0000003ab5d42bd5ba541280dd932225c0a57c2f290ed156702a707b837d905241df3f31d5938a01e5f115f68e14e1ce42e0c33e5247692d34659538f7981dba267ecd04b9b777a72ffc3eb3466068aff1d02957e62dea1b826559862cc7ac8b2cab15902837909f2c988611d59654b763c037f59ad546e09bd824bde7ddbfbf1baa799d102d7709789885f6b85f2be0240c9c732be826821cd0c15134bccfddcde771a08cfe38f8cdcf5eae65770a52f2aaeabda106f204bab34ced4508cb113bb5a7a42a710d1afa000000000000"], 0x2c}, 0x0) pipe2(&(0x7f0000000280), 0x100000) socket$inet_tcp(0x2, 0x1, 0x0) socket(0x1c, 0x3, 0x1) connect$inet6(0xffffffffffffffff, &(0x7f0000000340)={0x1c, 0x1c, 0x1, 0x1ff, @local={0xfe, 0x80, '\x00', 0x0}, 0x2}, 0x1c) ioctl$DIOCOSFPADD(0xffffffffffffffff, 0xc088444f, &(0x7f00000001c0)="959634ca688b9ebcc1") getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, &(0x7f0000000080), &(0x7f0000000040)=0x10) r3 = socket(0x1c, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000000c0)={'bbr\x00'}, 0x24) r4 = socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, 0x0, 0x0) connect$inet6(r3, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0x1ff, @local={0xfe, 0x80, '\x00', 0x0}, 0x2}, 0x1c) sendto(r3, &(0x7f0000000500)="b9d5cf29033fda9f0d47f14a5babefe85e2f1027c0bb21378a3d78aef12d04ee87a68f4323d818a91259db9fd1aaf026a235647bf27a0443ed4b8192e7b591b1592001d1632f2f74b1cd1043c1f242135d868693021711dbbf2091e946404cb96c4dd9209475761dcc1ff3159857264d6693bafe6dfcab26a921596d2f47d5a314e40e000000", 0x86, 0x100, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x1, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x2006}, 0x1c) executing program 2: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x0, 0x84) getsockopt$inet6_sctp_SCTP_EXPLICIT_EOR(0xffffffffffffffff, 0x84, 0x1b, 0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000e00)={@in6={{0x1c, 0x1c, 0x2, 0x3c, @local={0xfe, 0x80, '\x00', 0x0}, 0x4}}, 0x0, 0x12000000, 0x8000000, 0x10, 0x80}, 0x98) truncate(0x0, 0x0) ioctl$DIOCRINADEFINE(0xffffffffffffffff, 0xc450444d, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, 0x0, 0x0) recvfrom$inet(r1, 0x0, 0x0, 0x0, 0x0, 0x0) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket$inet_sctp(0x2, 0x0, 0x84) mkdirat(0xffffffffffffff9c, 0x0, 0x0) r2 = socket(0x0, 0x1, 0x0) bind$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x0, 0x0, @empty}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x5, 0x84) sendmsg$inet6_sctp(r3, &(0x7f0000000000)={&(0x7f0000000240)=@in6={0x1c, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c, 0x0, 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="9d0000008400000002"], 0xaf}, 0x0) getsockopt$inet6_sctp_SCTP_GET_LOCAL_ADDRESSES(0xffffffffffffffff, 0x84, 0x8004, 0x0, 0x0) kmq_timedsend(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000040)={0x0, 0x2}) recvmsg(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x80) executing program 2: mkdir(&(0x7f0000000500)='./file0\x00', 0x0) r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_AUTH_KEY(r0, 0x84, 0x13, &(0x7f0000000140)=ANY=[@ANYRES32=0x0, @ANYBLOB], 0x9) getsockopt$inet6_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xe, &(0x7f00000000c0)={0x0, 0xa}, &(0x7f0000000100)=0x8) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0xa, &(0x7f0000000200)={@in6={{0x1c, 0x1c, 0x3, 0xfffffffe, @ipv4={'\x00', '\xff\xff', @local={0xac, 0x14, 0x0}}, 0xfff}}, r1, 0x17, 0x0, 0xf, 0xfffffff1, 0x6, 0xc}, 0x98) chmod(&(0x7f0000000340)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x12b) chdir(&(0x7f00000001c0)='./file0\x00') symlinkat(&(0x7f0000000540)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0xffffffffffffffff, &(0x7f0000000680)='./file0\x00') kmq_setattr(0xffffffffffffffff, 0x0, 0x0) vfork() rfork(0x0) ioctl$DIOCIGETIFACES(0xffffffffffffffff, 0xc0284457, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x11, 0xffffffffffffffff) ioctl$FILEMON_SET_FD(0xffffffffffffffff, 0xc0045301, &(0x7f0000000040)=0xffffffffffffff9c) r2 = openat$crypto(0xffffffffffffff9c, &(0x7f0000000000), 0x18040, 0x0) ioctl$CRIOGET(r2, 0xc0046364, &(0x7f0000000300)=0x5) ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000001c0)={0x0, 0x0, 0x0, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x0, [0x0, 0x2, 0x0, 0x7]}) r3 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r3, 0x6, 0x43b, &(0x7f0000000640)=0xd, 0x4) r4 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x32) setsockopt$inet_tcp_int(r4, 0x6, 0x43b, &(0x7f0000000040), 0x4) sendto$inet(r4, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x28, 0x2, 0x3, @rand_addr=0x10dfa767}, 0x10) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x27, &(0x7f0000000340)={0x0, 0x0, 0x40}, 0x10) sendto$inet(r3, 0x0, 0x0, 0x0, &(0x7f0000000180)={0x10, 0x2, 0x1, @remote={0xac, 0x14, 0x0}}, 0x10) executing program 0: bind$inet(0xffffffffffffffff, 0x0, 0x0) fcntl$getown(0xffffffffffffff9c, 0x5) shmctl$IPC_SET(0x0, 0x1, 0x0) freebsd11_fstat(0xffffffffffffffff, 0x0) r0 = open$dir(0x0, 0x40000400000002c2, 0x0) pwritev(r0, &(0x7f0000000140), 0x0, 0x0) open$dir(&(0x7f0000000840)='./file1\x00', 0x40000400000002c2, 0x9e) rfork(0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r1, &(0x7f0000000680)=@in6={0x1c, 0x1c, 0x3, 0x6, @empty, 0x1}, 0x1c) connect$inet6(r1, &(0x7f0000000180)={0xffffffffffffff5f, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendmsg$inet6_sctp(r1, &(0x7f0000000280)={&(0x7f00000000c0)=@in={0x10, 0x2, 0x3, @loopback}, 0x10, &(0x7f0000000140), 0x0, 0x0, 0x0, 0x18c}, 0xc) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_REMOTE_UDP_ENCAPS_PORT(r2, 0x84, 0x24, &(0x7f0000000940)={0x0, @in6={{0x1c, 0x1c, 0x1, 0xe8c, @local={0xfe, 0x80, '\x00', 0x0}}}, 0x869f}, 0x90) executing program 1: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, 0x0, 0x0) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000040)={'bbr\x00'}, 0x24) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000280)={'rack\x00'}, 0x24) kevent(0xffffffffffffffff, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x0) r3 = socket(0x1c, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) mkdir(0x0, 0x0) lpathconf(0x0, 0x0) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x21, &(0x7f0000000240)={0x0, 0x200}, 0x10) r4 = openat$crypto(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$CIOCGSESSION2(r4, 0xc040636a, &(0x7f0000000040)={0x29, 0x0, 0x20, &(0x7f0000000080)="3c022e61792eecb07f8aee18e5aa3505d7dbce4235fc3735fbe8e5aa4f4bb674", 0x0, 0x0, 0x0, 0xfdffffff, [0x0, 0x47]}) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24) r5 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$DIOCGETRULESET(r5, 0xc444443b, &(0x7f0000000100)="663f31f2481105c1343d46b8ad6be7bdbce2cc23cff94645e3cbac02e4320c579447fe330fb1d2892d60ef28bc8d4c5ba2bdb4a86510b2007d320769b90afa39de5e2abcd827eaf009a7fbb410848c5bc23e0ed05b8c6fd27c4fba84a6b0c667e6cd48f4612af590a4c15469f8cfc9571603374396bcc8161f69") connect$inet6(r3, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet(r3, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0) sendmsg$unix(r3, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000003c0)=[{0x0}, {&(0x7f0000000840)="faccbfc1213b7245c968e88fed57f69d4ed18b0fc343422fdc7ab9d92113373e90fbacef5551af86589dbe25e1d8baecceb5b8617b518f444d94092562c844048b841e675aa82565cf0446bc8b70fdd519bf853b116f8015ef79", 0x5a}], 0x2, 0x0, 0x100}, 0x20180) setreuid(0x0, 0x0) link(0x0, 0x0) executing program 0: socket$inet_udplite(0x2, 0x2, 0x88) socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6_sctp(0x1c, 0x0, 0x84) mkdir(&(0x7f0000000500)='./file0\x00', 0x0) chmod(&(0x7f0000000180)='./file1\x00', 0x23f) chdir(&(0x7f00000001c0)='./file0\x00') open$dir(&(0x7f0000000040)='./file1\x00', 0x0, 0x0) mkdir(&(0x7f0000000500)='./file1\x00', 0x42) setreuid(0xee00, 0x0) r0 = getuid() chown(&(0x7f0000000180)='./file0\x00', r0, 0xffffffffffffffff) getuid() vfork() connect$inet(0xffffffffffffffff, 0x0, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) ppoll(0x0, 0x0, 0x0, 0x0, 0x0) socket$inet6(0x1c, 0x20000000, 0x0) sendmsg$inet6_sctp(0xffffffffffffffff, 0x0, 0x0) msgctl$IPC_SET(0x0, 0x1, 0x0) munmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$DIOCGETADDRS(r1, 0xc4704435, &(0x7f0000000000)='\x00\x00\x00\x00\x00\x00\x00\x00') setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000300)={'rack\x00'}, 0x24) kmq_setattr(0xffffffffffffff9c, &(0x7f0000000140)={0x6, 0x8, 0x4}, 0x0) executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x29, &(0x7f0000000080)={0x0, 0xa5}, &(0x7f00000000c0)=0x8) thr_self(0x0) freebsd11_fhstatfs(&(0x7f00000000c0)={{[0x0, 0x3]}, {0x0, 0x301, "f3fddb14000061d2013a21ca84b55504"}}, 0x0) r1 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000040)={'rack\x00'}, 0x24) setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000080)=ANY=[@ANYRES32], 0x1030) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) socket(0x1c, 0x1, 0x0) cpuset_getid(0x3, 0x8, 0x1, &(0x7f0000000040)=0x0) cpuset_setid(0x0, 0x8, r2) cpuset_setid(0x0, 0x80000001, r2) r3 = socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_udp(0x1c, 0x2, 0x0) recvfrom$inet6(r3, 0x0, 0x0, 0x40040, 0x0, 0x0) r4 = socket(0x0, 0x0, 0x0) socket$inet6_udp(0x1c, 0x2, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) socket(0x0, 0x0, 0x0) connect$inet6(r3, &(0x7f0000000000)={0x1c, 0x1c, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_tcp_TCP_FASTOPEN(r4, 0x6, 0x401, &(0x7f00000000c0)={0x400, "9f4f7f5a0062efe82f848740b2ffffff"}, 0xfffffffffffffdde) freebsd11_mknod(&(0x7f00000000c0)='./file0\x00', 0x1000, 0x0) r5 = open$dir(&(0x7f0000000100)='./file0\x00', 0x40000400000002c6, 0x0) r6 = open$dir(&(0x7f0000000000)='./file0\x00', 0x1, 0x23) writev(r6, &(0x7f0000000340)=[{&(0x7f0000000180), 0x2000}], 0x1000000000000013) ppoll(&(0x7f0000000140)=[{r6, 0x4}, {r5, 0x204a}], 0x2, 0x0, 0x0, 0x0) executing program 1: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) r4 = fork() sigqueue(r4, 0x0, @sigval_int) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$inet_sctp(r2, &(0x7f0000000780)={&(0x7f0000000200)=@in={0x10, 0x2, 0x2, @multicast1}, 0x10, 0x0}, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) pipe2(0x0, 0x0) socketpair(0x1, 0x1, 0x7, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet6_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000240)={0x1, 0x100, 0x7b10, 0x4, 0x326, 0x3, 0x2, 0x8008000, 0x0}, &(0x7f0000000140)=0x20) r6 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0x8006, &(0x7f0000000000), &(0x7f00000000c0)=0x1) cap_fcntls_limit(r6, 0xb9f) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r3, 0x84, 0xf, &(0x7f00000002c0)={r5, 0x2, 0x16f6d1bf}, &(0x7f0000000300)=0xc) getsockopt$inet6_sctp_SCTP_MAXSEG(r3, 0x84, 0xe, &(0x7f0000000180)={r7, 0x1}, &(0x7f00000001c0)=0x8) r8 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x107, 0x0, &(0x7f0000000380)) r9 = dup2(r8, r8) ioctl$DIOCRCLRASTATS(r9, 0xc4504448, &(0x7f0000000a40)={{"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", "000083815e6200000400", 0x0, 0x4}, 0x0, 0x14}) socket$inet_sctp(0x2, 0x1, 0x84) socket(0x1, 0x1, 0x0) getegid() r10 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r10, 0x6, 0x2000, &(0x7f0000000980)={'rack\x00'}, 0x24) bind(r10, &(0x7f0000000100)=@un=@file={0xa, 0x1, './file0\x00'}, 0xa) setsockopt$inet_tcp_int(r4, 0x6, 0x200, &(0x7f00000002c0)=0x3, 0x4) connect$inet(r10, &(0x7f00000007c0)={0x10, 0x2, 0x3, @rand_addr=0xc1000}, 0x10) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x107, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000040)={0x1c, 0x1c, 0x3, 0x20, @rand_addr="911052ef6f79c077ee6e2f8283a7315a", 0x1ff}, 0x1c) sendto$inet(r0, 0x0, 0x0, 0x20184, &(0x7f0000000300)={0x10, 0x2, 0x0, @local={0xac, 0x14, 0x0}}, 0x10) getsockopt$inet_mreqsrc(r0, 0x0, 0x49, &(0x7f0000000000)={@local, @loopback, @remote}, &(0x7f0000000040)=0xc) executing program 1: socket$inet(0x2, 0x0, 0xfe) socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x47, 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0xfffffffffffffed2) connect$inet6(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) r1 = socket(0x1c, 0x1, 0x0) bind$inet6(r1, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) setsockopt$inet_tcp_int(r1, 0x6, 0x22, &(0x7f0000000000)=0x3, 0x4) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000001c0)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000000c0)={'rack\x00', 0x1}, 0x24) accept$unix(0xffffffffffffffff, 0x0, &(0x7f0000001b40)) r2 = socket(0x1c, 0x5, 0x0) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @rand_addr="32170000ffffdf0100d26f038e00"}, 0x1c) r3 = socket$inet_sctp(0x2, 0x5, 0x84) sendmsg(r3, 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x105, &(0x7f00000000c0), &(0x7f0000000040)=0x4) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xb, &(0x7f0000000080), 0xffbe) socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6(0x1c, 0x5, 0x0) socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x32) vfork() vfork() lio_listio(0x0, 0x0, 0x0, &(0x7f00000001c0)={0x1, 0x7, @sigval_ptr}) lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x21, @sival_ptr, @ke_flags}) executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) sendto$inet6(r1, &(0x7f0000000600), 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) r3 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r3, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r3, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r3, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x141}], 0x1, 0x0, 0x0, 0x81}, 0x0) fstatat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000780), 0x200) socket(0x1c, 0x2, 0x0) connect$inet(0xffffffffffffffff, &(0x7f0000000240)={0x10, 0x2, 0x2, @remote={0xac, 0x14, 0x0}}, 0x10) rfork(0x85000) executing program 0: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700)) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) kqueue() syz_emit_ethernet(0x42, 0x0) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x1a, &(0x7f0000000180)={r4}, 0x8) socket$inet6_sctp(0x1c, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r5 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r5, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r5, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r5, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0) rfork(0x85000) executing program 0: r0 = getpid() r1 = openat$filemon(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) ioctl$FILEMON_SET_FD(0xffffffffffffffff, 0xc0045301, 0x0) ioctl$FILEMON_SET_PID(r1, 0xc0045302, &(0x7f0000000100)=r0) open$dir(0x0, 0x0, 0x0) open$dir(&(0x7f0000000840)='./file1\x00', 0x40000400000002c2, 0x0) executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, &(0x7f00000016c0)=ANY=[@ANYBLOB="000400000000000004010004"], 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty, 0x10}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r3, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r3, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r3, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0) ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000005c0)={0x16, 0x1d, 0x4e1, &(0x7f0000001380)="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", 0x0, &(0x7f0000001300), 0x8, 0x9, [0x80000001, 0x10008, 0x4, 0x8]}) r4 = socket$inet6_sctp(0x1c, 0x1, 0x84) vfork() lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x49, @sigval_int, @thr={0x0, 0x0}}) sendmsg$inet6_sctp(r4, &(0x7f0000000280)={&(0x7f0000000640)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f00000001c0)=[{&(0x7f0000000340)='H', 0x1}], 0x1}, 0x20180) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) socket(0x1c, 0x1, 0x0) r5 = socket$inet_sctp(0x2, 0x0, 0x84) setsockopt$inet_sctp_SCTP_EXPLICIT_EOR(r5, 0x84, 0x1b, &(0x7f0000000000)=0x9, 0x4) socket$inet6_tcp(0x1c, 0x1, 0x0) executing program 0: socket$inet_sctp(0x2, 0x0, 0x84) socket$inet_icmp_raw(0x2, 0x3, 0x1) profil(0x0, 0x0, 0x0, 0x1) r0 = socket$inet_sctp(0x2, 0x1, 0x84) chroot(0x0) syz_emit_ethernet(0x5a, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x20104, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) openat$crypto(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x21, &(0x7f0000001200)={0x4, 0x2010, 0x0, 0x2, 0x0}, &(0x7f0000001240)=0x10) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x43b, &(0x7f0000000040), 0x4) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x180, &(0x7f0000000180)={0x10, 0x2, 0x0, @loopback}, 0x10) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x15, &(0x7f0000000240)={r2, 0x3}, 0x8) executing program 3: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, 0x0, 0x0) r1 = dup2(r0, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, &(0x7f00000016c0)=ANY=[], 0x28) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000040)={'bbr\x00'}, 0x24) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, 0x0, &(0x7f0000000280)) setsockopt$inet_tcp_TCP_FASTOPEN(0xffffffffffffffff, 0x6, 0x401, &(0x7f0000000000)={0x6, "fda1076645ee4a1ec4dd162f1327d0e8"}, 0x14) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000040)="14", 0x1, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5}], 0x1, 0x0, 0x0, 0x0) r3 = socket(0x1c, 0x1, 0x0) setsockopt$sock_int(r3, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4) bind$inet6(r3, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)=@in={0x10, 0x2, 0x2, @broadcast}, 0x10, &(0x7f0000000400)=[{&(0x7f00000003c0)}], 0x1, 0x0, 0x0, 0x20005}, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24) ioctl$DIOCGETRULESET(0xffffffffffffffff, 0xc444443b, &(0x7f0000000100)="663f31f2481105c1343d46b8ad6be7bdbce2cc23cff94645e3cbac02e4320c579447fe330fb1d2892d60ef28bc8d4c5ba2bdb4a86510b2007d320769b90afa39de5e2abcd827eaf009a7fbb410848c5bc23e0ed05b8c6fd27c4fba84a6b0c667e6cd48f4612af590a4c15469f8cfc9571603374396bcc8161f6966ff2c") connect$inet6(r3, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet(r3, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0) sendmsg$unix(r3, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000c00)}, {&(0x7f0000000840)}], 0x2, 0x0, 0x100}, 0x20180) freebsd11_lstat(0x0, &(0x7f0000000340)) program crashed: lost connection to test machine bisect: the chunk can be dropped bisect: testing without sub-chunk 2/3 testing program (duration=17s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [29, 28, 17, 22, 6, 26, 21, 22] detailed listing: executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$inet_sctp(r2, &(0x7f0000000780)={&(0x7f0000000200)=@in={0x10, 0x2, 0x2, @multicast1}, 0x10, 0x0}, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) pipe2(0x0, 0x0) socketpair(0x1, 0x1, 0x7, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet6_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000240)={0x1, 0x100, 0x7b10, 0x4, 0x326, 0x3, 0x2, 0x8008000, 0x0}, &(0x7f0000000140)=0x20) r6 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0x8006, &(0x7f0000000000), &(0x7f00000000c0)=0x1) cap_fcntls_limit(r6, 0xb9f) getsockopt$inet6_sctp_SCTP_DELAYED_SACK(r3, 0x84, 0xf, &(0x7f00000002c0)={r5, 0x2, 0x16f6d1bf}, &(0x7f0000000300)=0xc) getsockopt$inet6_sctp_SCTP_MAXSEG(r3, 0x84, 0xe, &(0x7f0000000180)={r7, 0x1}, &(0x7f00000001c0)=0x8) r8 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x107, 0x0, &(0x7f0000000380)) r9 = dup2(r8, r8) ioctl$DIOCRCLRASTATS(r9, 0xc4504448, &(0x7f0000000a40)={{"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", "000083815e6200000400", 0x0, 0x4}, 0x0, 0x14}) socket$inet_sctp(0x2, 0x1, 0x84) socket(0x1, 0x1, 0x0) getegid() r10 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r10, 0x6, 0x2000, &(0x7f0000000980)={'rack\x00'}, 0x24) bind(r10, &(0x7f0000000100)=@un=@file={0xa, 0x1, './file0\x00'}, 0xa) setsockopt$inet_tcp_int(r4, 0x6, 0x200, &(0x7f00000002c0)=0x3, 0x4) connect$inet(r10, &(0x7f00000007c0)={0x10, 0x2, 0x3, @rand_addr=0xc1000}, 0x10) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x107, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000040)={0x1c, 0x1c, 0x3, 0x20, @rand_addr="911052ef6f79c077ee6e2f8283a7315a", 0x1ff}, 0x1c) sendto$inet(r0, 0x0, 0x0, 0x20184, &(0x7f0000000300)={0x10, 0x2, 0x0, @local={0xac, 0x14, 0x0}}, 0x10) getsockopt$inet_mreqsrc(r0, 0x0, 0x49, &(0x7f0000000000)={@local, @loopback, @remote}, &(0x7f0000000040)=0xc) executing program 1: socket$inet(0x2, 0x0, 0xfe) socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x47, 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0xfffffffffffffed2) connect$inet6(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) r1 = socket(0x1c, 0x1, 0x0) bind$inet6(r1, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) setsockopt$inet_tcp_int(r1, 0x6, 0x22, &(0x7f0000000000)=0x3, 0x4) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000001c0)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000000c0)={'rack\x00', 0x1}, 0x24) accept$unix(0xffffffffffffffff, 0x0, &(0x7f0000001b40)) r2 = socket(0x1c, 0x5, 0x0) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @rand_addr="32170000ffffdf0100d26f038e00"}, 0x1c) r3 = socket$inet_sctp(0x2, 0x5, 0x84) sendmsg(r3, 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x105, &(0x7f00000000c0), &(0x7f0000000040)=0x4) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xb, &(0x7f0000000080), 0xffbe) socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6(0x1c, 0x5, 0x0) socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x32) vfork() vfork() lio_listio(0x0, 0x0, 0x0, &(0x7f00000001c0)={0x1, 0x7, @sigval_ptr}) lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x21, @sival_ptr, @ke_flags}) executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) sendto$inet6(r1, &(0x7f0000000600), 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) r3 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r3, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r3, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r3, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x141}], 0x1, 0x0, 0x0, 0x81}, 0x0) fstatat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000780), 0x200) socket(0x1c, 0x2, 0x0) connect$inet(0xffffffffffffffff, &(0x7f0000000240)={0x10, 0x2, 0x2, @remote={0xac, 0x14, 0x0}}, 0x10) rfork(0x85000) executing program 0: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700)) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, 0x0, 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) kqueue() syz_emit_ethernet(0x42, 0x0) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x28, &(0x7f0000000280)={0x1, [0x0]}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x1a, &(0x7f0000000180)={r4}, 0x8) socket$inet6_sctp(0x1c, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r5 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r5, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r5, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r5, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="ca1b3b5c422ca65675e274c429d4ecb6043c5c10548af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed757e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f1545f59d15ada6e76061b7834beac7d501f26c2752d451ca96b5f61b24c88865cfe25dfb939a9fcbb9146239110e08576b3ec84e75714e740034e78dba801094faa3edb5774e0c58a39e0a1439a32fb837000000000000800108fcaeec67663ce77bfbc50affa69135c9385cd6d36ff365039a3c5a89a24e3fed7dee1a35513534f7173d892afd3b73f76a08af4f857a1f2674d9ace7647aace412d13afc1ac098fe6f86bfdef411248be5e096c4e747bfdc32a173cf9cdba48cc36819787fb0c8664abba4c4b89301778de04ce183088b220700174ca1107863fc3500214a48fd44cd24da967f302be96774a686a363da73f49978a5a3ae0f0b46ac297bb83d21274e2b92fed3890d8789", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0) rfork(0x85000) executing program 0: r0 = getpid() r1 = openat$filemon(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) ioctl$FILEMON_SET_FD(0xffffffffffffffff, 0xc0045301, 0x0) ioctl$FILEMON_SET_PID(r1, 0xc0045302, &(0x7f0000000100)=r0) open$dir(0x0, 0x0, 0x0) open$dir(&(0x7f0000000840)='./file1\x00', 0x40000400000002c2, 0x0) executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r1, 0x29, 0x31, &(0x7f00000016c0)=ANY=[@ANYBLOB="000400000000000004010004"], 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x800000, @empty, 0x10}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) dup2(0xffffffffffffffff, 0xffffffffffffffff) r3 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r3, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r3, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r3, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x186}], 0x1, 0x0, 0x0, 0x81}, 0x0) ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000005c0)={0x16, 0x1d, 0x4e1, &(0x7f0000001380)="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", 0x0, &(0x7f0000001300), 0x8, 0x9, [0x80000001, 0x10008, 0x4, 0x8]}) r4 = socket$inet6_sctp(0x1c, 0x1, 0x84) vfork() lio_listio(0x0, 0x0, 0x0, &(0x7f0000000140)={0x1, 0x49, @sigval_int, @thr={0x0, 0x0}}) sendmsg$inet6_sctp(r4, &(0x7f0000000280)={&(0x7f0000000640)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f00000001c0)=[{&(0x7f0000000340)='H', 0x1}], 0x1}, 0x20180) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) socket(0x1c, 0x1, 0x0) r5 = socket$inet_sctp(0x2, 0x0, 0x84) setsockopt$inet_sctp_SCTP_EXPLICIT_EOR(r5, 0x84, 0x1b, &(0x7f0000000000)=0x9, 0x4) socket$inet6_tcp(0x1c, 0x1, 0x0) executing program 0: socket$inet_sctp(0x2, 0x0, 0x84) socket$inet_icmp_raw(0x2, 0x3, 0x1) profil(0x0, 0x0, 0x0, 0x1) r0 = socket$inet_sctp(0x2, 0x1, 0x84) chroot(0x0) syz_emit_ethernet(0x5a, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x20104, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x5, 0x84) openat$crypto(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) r1 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x21, &(0x7f0000001200)={0x4, 0x2010, 0x0, 0x2, 0x0}, &(0x7f0000001240)=0x10) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x43b, &(0x7f0000000040), 0x4) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x180, &(0x7f0000000180)={0x10, 0x2, 0x0, @loopback}, 0x10) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x15, &(0x7f0000000240)={r2, 0x3}, 0x8) executing program 3: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, 0x0, 0x0) r1 = dup2(r0, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x105, 0x0, &(0x7f0000001700)) setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, &(0x7f00000016c0)=ANY=[], 0x28) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000040)={'bbr\x00'}, 0x24) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xb, 0x0, &(0x7f0000000280)) setsockopt$inet_tcp_TCP_FASTOPEN(0xffffffffffffffff, 0x6, 0x401, &(0x7f0000000000)={0x6, "fda1076645ee4a1ec4dd162f1327d0e8"}, 0x14) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f0000000040)="14", 0x1, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r2 = kqueue() kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5}], 0x1, 0x0, 0x0, 0x0) r3 = socket(0x1c, 0x1, 0x0) setsockopt$sock_int(r3, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4) bind$inet6(r3, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)=@in={0x10, 0x2, 0x2, @broadcast}, 0x10, &(0x7f0000000400)=[{&(0x7f00000003c0)}], 0x1, 0x0, 0x0, 0x20005}, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24) ioctl$DIOCGETRULESET(0xffffffffffffffff, 0xc444443b, &(0x7f0000000100)="663f31f2481105c1343d46b8ad6be7bdbce2cc23cff94645e3cbac02e4320c579447fe330fb1d2892d60ef28bc8d4c5ba2bdb4a86510b2007d320769b90afa39de5e2abcd827eaf009a7fbb410848c5bc23e0ed05b8c6fd27c4fba84a6b0c667e6cd48f4612af590a4c15469f8cfc9571603374396bcc8161f6966ff2c") connect$inet6(r3, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet(r3, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0) sendmsg$unix(r3, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000c00)}, {&(0x7f0000000840)}], 0x2, 0x0, 0x100}, 0x20180) freebsd11_lstat(0x0, &(0x7f0000000340)) program did not crash bisect: testing without sub-chunk 3/3 testing program (duration=17s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [17, 21, 26, 14, 22, 24, 29, 28] detailed listing: executing program 1: r0 = socket$inet_sctp(0x2, 0x0, 0x84) aio_return(&(0x7f0000000840)={0xffffffffffffffff, 0x1, &(0x7f00000006c0)="241c41f79201d242ca36673335722fe224aa7cbd53b2bce079026d4b318ef1926d526b7ee9fd81b5d5c1d085cf6268d84cd368657bcba543e0533a45fe4be6447c91c273a2004a95f95bafae82cd112034ab268676d8383d767536456a0330293ca223219a9cfc99fb21c9bd3aa3b469761a3253550bc00d6f97ab460205f1d18070abd790dd0b73318b3bbf", 0x8c, [0x5000000], 0xfffffffb, 0x1, 0x1, {0xd2, 0x7fffffff, &(0x7f0000000780)="35816fee278f6dfbc244d09b07acadc43ea9ba68d6180b173d704f5a992baf003eabc3cbe0fc4f7f1589ecd17399f6713f56f9fd726942de82f92b87077c1f3afdcfad586297e07dddbdd56fba0e7fcf2f6414f58b885a502cf38a1e5fc2319264e90319419b078e5d920316b718333c96bebd0c77dc4e51bb158bda097ad9d0e76d98"}, {0x4f40bac4f473cf1c, 0x1, @sigval_ptr=0xfffffffc, @ke_flags=0xc05b}}) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = dup2(r0, r1) sendmsg$inet_sctp(r2, &(0x7f0000000900)={&(0x7f0000000180)=@in={0x10, 0x2, 0x3, @rand_addr=0x10001}, 0x10, &(0x7f00000008c0)=[{&(0x7f0000000400)}], 0x1, &(0x7f00000005c0)=ANY=[@ANYBLOB="100000008000000000000000ac1400bb1c00000084005af78e68276c3d1177370400000a0000003ab5d42bd5ba541280dd932225c0a57c2f290ed156702a707b837d905241df3f31d5938a01e5f115f68e14e1ce42e0c33e5247692d34659538f7981dba267ecd04b9b777a72ffc3eb3466068aff1d02957e62dea1b826559862cc7ac8b2cab15902837909f2c988611d59654b763c037f59ad546e09bd824bde7ddbfbf1baa799d102d7709789885f6b85f2be0240c9c732be826821cd0c15134bccfddcde771a08cfe38f8cdcf5eae65770a52f2aaeabda106f204bab34ced4508cb113bb5a7a42a710d1afa000000000000"], 0x2c}, 0x0) pipe2(&(0x7f0000000280), 0x100000) socket$inet_tcp(0x2, 0x1, 0x0) socket(0x1c, 0x3, 0x1) connect$inet6(0xffffffffffffffff, &(0x7f0000000340)={0x1c, 0x1c, 0x1, 0x1ff, @local={0xfe, 0x80, '\x00', 0x0}, 0x2}, 0x1c) ioctl$DIOCOSFPADD(0xffffffffffffffff, 0xc088444f, &(0x7f00000001c0)="959634ca688b9ebcc1") getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, &(0x7f0000000080), &(0x7f0000000040)=0x10) r3 = socket(0x1c, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000000c0)={'bbr\x00'}, 0x24) r4 = socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, 0x0, 0x0) connect$inet6(r3, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0x1ff, @local={0xfe, 0x80, '\x00', 0x0}, 0x2}, 0x1c) sendto(r3, &(0x7f0000000500)="b9d5cf29033fda9f0d47f14a5babefe85e2f1027c0bb21378a3d78aef12d04ee87a68f4323d818a91259db9fd1aaf026a235647bf27a0443ed4b8192e7b591b1592001d1632f2f74b1cd1043c1f242135d868693021711dbbf2091e946404cb96c4dd9209475761dcc1ff3159857264d6693bafe6dfcab26a921596d2f47d5a314e40e000000", 0x86, 0x100, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x1, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x2006}, 0x1c) executing program 2: r0 = socket$inet6_sctp(0x1c, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x0, 0x84) getsockopt$inet6_sctp_SCTP_EXPLICIT_EOR(0xffffffffffffffff, 0x84, 0x1b, 0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000e00)={@in6={{0x1c, 0x1c, 0x2, 0x3c, @local={0xfe, 0x80, '\x00', 0x0}, 0x4}}, 0x0, 0x12000000, 0x8000000, 0x10, 0x80}, 0x98) truncate(0x0, 0x0) ioctl$DIOCRINADEFINE(0xffffffffffffffff, 0xc450444d, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, 0x0, 0x0) recvfrom$inet(r1, 0x0, 0x0, 0x0, 0x0, 0x0) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket$inet_sctp(0x2, 0x0, 0x84) mkdirat(0xffffffffffffff9c, 0x0, 0x0) r2 = socket(0x0, 0x1, 0x0) bind$inet6(r2, &(0x7f0000000000)={0x1c, 0x1c, 0x0, 0x0, @empty}, 0x1c) r3 = socket$inet6_sctp(0x1c, 0x5, 0x84) sendmsg$inet6_sctp(r3, &(0x7f0000000000)={&(0x7f0000000240)=@in6={0x1c, 0x1c, 0x2, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c, 0x0, 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="9d0000008400000002"], 0xaf}, 0x0) getsockopt$inet6_sctp_SCTP_GET_LOCAL_ADDRESSES(0xffffffffffffffff, 0x84, 0x8004, 0x0, 0x0) kmq_timedsend(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000040)={0x0, 0x2}) recvmsg(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x80) executing program 2: mkdir(&(0x7f0000000500)='./file0\x00', 0x0) r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_AUTH_KEY(r0, 0x84, 0x13, &(0x7f0000000140)=ANY=[@ANYRES32=0x0, @ANYBLOB], 0x9) getsockopt$inet6_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xe, &(0x7f00000000c0)={0x0, 0xa}, &(0x7f0000000100)=0x8) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0xa, &(0x7f0000000200)={@in6={{0x1c, 0x1c, 0x3, 0xfffffffe, @ipv4={'\x00', '\xff\xff', @local={0xac, 0x14, 0x0}}, 0xfff}}, r1, 0x17, 0x0, 0xf, 0xfffffff1, 0x6, 0xc}, 0x98) chmod(&(0x7f0000000340)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x12b) chdir(&(0x7f00000001c0)='./file0\x00') symlinkat(&(0x7f0000000540)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0xffffffffffffffff, &(0x7f0000000680)='./file0\x00') kmq_setattr(0xffffffffffffffff, 0x0, 0x0) vfork() rfork(0x0) ioctl$DIOCIGETIFACES(0xffffffffffffffff, 0xc0284457, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x11, 0xffffffffffffffff) ioctl$FILEMON_SET_FD(0xffffffffffffffff, 0xc0045301, &(0x7f0000000040)=0xffffffffffffff9c) r2 = openat$crypto(0xffffffffffffff9c, &(0x7f0000000000), 0x18040, 0x0) ioctl$CRIOGET(r2, 0xc0046364, &(0x7f0000000300)=0x5) ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc040636a, &(0x7f00000001c0)={0x0, 0x0, 0x0, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x0, [0x0, 0x2, 0x0, 0x7]}) r3 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r3, 0x6, 0x43b, &(0x7f0000000640)=0xd, 0x4) r4 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x32) setsockopt$inet_tcp_int(r4, 0x6, 0x43b, &(0x7f0000000040), 0x4) sendto$inet(r4, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x28, 0x2, 0x3, @rand_addr=0x10dfa767}, 0x10) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x27, &(0x7f0000000340)={0x0, 0x0, 0x40}, 0x10) sendto$inet(r3, 0x0, 0x0, 0x0, &(0x7f0000000180)={0x10, 0x2, 0x1, @remote={0xac, 0x14, 0x0}}, 0x10) executing program 0: bind$inet(0xffffffffffffffff, 0x0, 0x0) fcntl$getown(0xffffffffffffff9c, 0x5) shmctl$IPC_SET(0x0, 0x1, 0x0) freebsd11_fstat(0xffffffffffffffff, 0x0) r0 = open$dir(0x0, 0x40000400000002c2, 0x0) pwritev(r0, &(0x7f0000000140), 0x0, 0x0) open$dir(&(0x7f0000000840)='./file1\x00', 0x40000400000002c2, 0x9e) rfork(0x0) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) bind(r1, &(0x7f0000000680)=@in6={0x1c, 0x1c, 0x3, 0x6, @empty, 0x1}, 0x1c) connect$inet6(r1, &(0x7f0000000180)={0xffffffffffffff5f, 0x1c, 0x2, 0x0, @loopback}, 0x1c) sendmsg$inet6_sctp(r1, &(0x7f0000000280)={&(0x7f00000000c0)=@in={0x10, 0x2, 0x3, @loopback}, 0x10, &(0x7f0000000140), 0x0, 0x0, 0x0, 0x18c}, 0xc) r2 = socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_REMOTE_UDP_ENCAPS_PORT(r2, 0x84, 0x24, &(0x7f0000000940)={0x0, @in6={{0x1c, 0x1c, 0x1, 0xe8c, @local={0xfe, 0x80, '\x00', 0x0}}}, 0x869f}, 0x90) executing program 1: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, 0x0, 0x0) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000040)={'bbr\x00'}, 0x24) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000280)={'rack\x00'}, 0x24) kevent(0xffffffffffffffff, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x0) r3 = socket(0x1c, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) mkdir(0x0, 0x0) lpathconf(0x0, 0x0) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x21, &(0x7f0000000240)={0x0, 0x200}, 0x10) r4 = openat$crypto(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$CIOCGSESSION2(r4, 0xc040636a, &(0x7f0000000040)={0x29, 0x0, 0x20, &(0x7f0000000080)="3c022e61792eecb07f8aee18e5aa3505d7dbce4235fc3735fbe8e5aa4f4bb674", 0x0, 0x0, 0x0, 0xfdffffff, [0x0, 0x47]}) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24) r5 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$DIOCGETRULESET(r5, 0xc444443b, &(0x7f0000000100)="663f31f2481105c1343d46b8ad6be7bdbce2cc23cff94645e3cbac02e4320c579447fe330fb1d2892d60ef28bc8d4c5ba2bdb4a86510b2007d320769b90afa39de5e2abcd827eaf009a7fbb410848c5bc23e0ed05b8c6fd27c4fba84a6b0c667e6cd48f4612af590a4c15469f8cfc9571603374396bcc8161f69") connect$inet6(r3, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet(r3, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0) sendmsg$unix(r3, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000003c0)=[{0x0}, {&(0x7f0000000840)="faccbfc1213b7245c968e88fed57f69d4ed18b0fc343422fdc7ab9d92113373e90fbacef5551af86589dbe25e1d8baecceb5b8617b518f444d94092562c844048b841e675aa82565cf0446bc8b70fdd519bf853b116f8015ef79", 0x5a}], 0x2, 0x0, 0x100}, 0x20180) setreuid(0x0, 0x0) link(0x0, 0x0) executing program 0: socket$inet_udplite(0x2, 0x2, 0x88) socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6_sctp(0x1c, 0x0, 0x84) mkdir(&(0x7f0000000500)='./file0\x00', 0x0) chmod(&(0x7f0000000180)='./file1\x00', 0x23f) chdir(&(0x7f00000001c0)='./file0\x00') open$dir(&(0x7f0000000040)='./file1\x00', 0x0, 0x0) mkdir(&(0x7f0000000500)='./file1\x00', 0x42) setreuid(0xee00, 0x0) r0 = getuid() chown(&(0x7f0000000180)='./file0\x00', r0, 0xffffffffffffffff) getuid() vfork() connect$inet(0xffffffffffffffff, 0x0, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) ppoll(0x0, 0x0, 0x0, 0x0, 0x0) socket$inet6(0x1c, 0x20000000, 0x0) sendmsg$inet6_sctp(0xffffffffffffffff, 0x0, 0x0) msgctl$IPC_SET(0x0, 0x1, 0x0) munmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$DIOCGETADDRS(r1, 0xc4704435, &(0x7f0000000000)='\x00\x00\x00\x00\x00\x00\x00\x00') setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000300)={'rack\x00'}, 0x24) kmq_setattr(0xffffffffffffff9c, &(0x7f0000000140)={0x6, 0x8, 0x4}, 0x0) executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x29, &(0x7f0000000080)={0x0, 0xa5}, &(0x7f00000000c0)=0x8) thr_self(0x0) freebsd11_fhstatfs(&(0x7f00000000c0)={{[0x0, 0x3]}, {0x0, 0x301, "f3fddb14000061d2013a21ca84b55504"}}, 0x0) r1 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000040)={'rack\x00'}, 0x24) setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000080)=ANY=[@ANYRES32], 0x1030) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) socket(0x1c, 0x1, 0x0) cpuset_getid(0x3, 0x8, 0x1, &(0x7f0000000040)=0x0) cpuset_setid(0x0, 0x8, r2) cpuset_setid(0x0, 0x80000001, r2) r3 = socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_udp(0x1c, 0x2, 0x0) recvfrom$inet6(r3, 0x0, 0x0, 0x40040, 0x0, 0x0) r4 = socket(0x0, 0x0, 0x0) socket$inet6_udp(0x1c, 0x2, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) socket(0x0, 0x0, 0x0) connect$inet6(r3, &(0x7f0000000000)={0x1c, 0x1c, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_tcp_TCP_FASTOPEN(r4, 0x6, 0x401, &(0x7f00000000c0)={0x400, "9f4f7f5a0062efe82f848740b2ffffff"}, 0xfffffffffffffdde) freebsd11_mknod(&(0x7f00000000c0)='./file0\x00', 0x1000, 0x0) r5 = open$dir(&(0x7f0000000100)='./file0\x00', 0x40000400000002c6, 0x0) r6 = open$dir(&(0x7f0000000000)='./file0\x00', 0x1, 0x23) writev(r6, &(0x7f0000000340)=[{&(0x7f0000000180), 0x2000}], 0x1000000000000013) ppoll(&(0x7f0000000140)=[{r6, 0x4}, {r5, 0x204a}], 0x2, 0x0, 0x0, 0x0) executing program 1: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) r4 = fork() sigqueue(r4, 0x0, @sigval_int) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) program crashed: lost connection to test machine bisect: the chunk can be dropped bisect: split chunks (needed=true): <8> bisect: split chunk #0 of len 8 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=16s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [22, 24, 29, 28] detailed listing: executing program 1: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, 0x0, 0x0) r1 = socket(0x0, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000040)={'bbr\x00'}, 0x24) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000280)={'rack\x00'}, 0x24) kevent(0xffffffffffffffff, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x0) r3 = socket(0x1c, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) mkdir(0x0, 0x0) lpathconf(0x0, 0x0) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x21, &(0x7f0000000240)={0x0, 0x200}, 0x10) r4 = openat$crypto(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$CIOCGSESSION2(r4, 0xc040636a, &(0x7f0000000040)={0x29, 0x0, 0x20, &(0x7f0000000080)="3c022e61792eecb07f8aee18e5aa3505d7dbce4235fc3735fbe8e5aa4f4bb674", 0x0, 0x0, 0x0, 0xfdffffff, [0x0, 0x47]}) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24) r5 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$DIOCGETRULESET(r5, 0xc444443b, &(0x7f0000000100)="663f31f2481105c1343d46b8ad6be7bdbce2cc23cff94645e3cbac02e4320c579447fe330fb1d2892d60ef28bc8d4c5ba2bdb4a86510b2007d320769b90afa39de5e2abcd827eaf009a7fbb410848c5bc23e0ed05b8c6fd27c4fba84a6b0c667e6cd48f4612af590a4c15469f8cfc9571603374396bcc8161f69") connect$inet6(r3, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) sendto$inet(r3, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0) sendmsg$unix(r3, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000003c0)=[{0x0}, {&(0x7f0000000840)="faccbfc1213b7245c968e88fed57f69d4ed18b0fc343422fdc7ab9d92113373e90fbacef5551af86589dbe25e1d8baecceb5b8617b518f444d94092562c844048b841e675aa82565cf0446bc8b70fdd519bf853b116f8015ef79", 0x5a}], 0x2, 0x0, 0x100}, 0x20180) setreuid(0x0, 0x0) link(0x0, 0x0) executing program 0: socket$inet_udplite(0x2, 0x2, 0x88) socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6_sctp(0x1c, 0x0, 0x84) mkdir(&(0x7f0000000500)='./file0\x00', 0x0) chmod(&(0x7f0000000180)='./file1\x00', 0x23f) chdir(&(0x7f00000001c0)='./file0\x00') open$dir(&(0x7f0000000040)='./file1\x00', 0x0, 0x0) mkdir(&(0x7f0000000500)='./file1\x00', 0x42) setreuid(0xee00, 0x0) r0 = getuid() chown(&(0x7f0000000180)='./file0\x00', r0, 0xffffffffffffffff) getuid() vfork() connect$inet(0xffffffffffffffff, 0x0, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) ppoll(0x0, 0x0, 0x0, 0x0, 0x0) socket$inet6(0x1c, 0x20000000, 0x0) sendmsg$inet6_sctp(0xffffffffffffffff, 0x0, 0x0) msgctl$IPC_SET(0x0, 0x1, 0x0) munmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$DIOCGETADDRS(r1, 0xc4704435, &(0x7f0000000000)='\x00\x00\x00\x00\x00\x00\x00\x00') setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000300)={'rack\x00'}, 0x24) kmq_setattr(0xffffffffffffff9c, &(0x7f0000000140)={0x6, 0x8, 0x4}, 0x0) executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x29, &(0x7f0000000080)={0x0, 0xa5}, &(0x7f00000000c0)=0x8) thr_self(0x0) freebsd11_fhstatfs(&(0x7f00000000c0)={{[0x0, 0x3]}, {0x0, 0x301, "f3fddb14000061d2013a21ca84b55504"}}, 0x0) r1 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000040)={'rack\x00'}, 0x24) setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000080)=ANY=[@ANYRES32], 0x1030) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) socket(0x1c, 0x1, 0x0) cpuset_getid(0x3, 0x8, 0x1, &(0x7f0000000040)=0x0) cpuset_setid(0x0, 0x8, r2) cpuset_setid(0x0, 0x80000001, r2) r3 = socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_udp(0x1c, 0x2, 0x0) recvfrom$inet6(r3, 0x0, 0x0, 0x40040, 0x0, 0x0) r4 = socket(0x0, 0x0, 0x0) socket$inet6_udp(0x1c, 0x2, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) socket(0x0, 0x0, 0x0) connect$inet6(r3, &(0x7f0000000000)={0x1c, 0x1c, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_tcp_TCP_FASTOPEN(r4, 0x6, 0x401, &(0x7f00000000c0)={0x400, "9f4f7f5a0062efe82f848740b2ffffff"}, 0xfffffffffffffdde) freebsd11_mknod(&(0x7f00000000c0)='./file0\x00', 0x1000, 0x0) r5 = open$dir(&(0x7f0000000100)='./file0\x00', 0x40000400000002c6, 0x0) r6 = open$dir(&(0x7f0000000000)='./file0\x00', 0x1, 0x23) writev(r6, &(0x7f0000000340)=[{&(0x7f0000000180), 0x2000}], 0x1000000000000013) ppoll(&(0x7f0000000140)=[{r6, 0x4}, {r5, 0x204a}], 0x2, 0x0, 0x0, 0x0) executing program 1: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) r4 = fork() sigqueue(r4, 0x0, @sigval_int) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) program crashed: lost connection to test machine bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunks (needed=true): <4> bisect: split chunk #0 of len 4 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [29, 28] detailed listing: executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x29, &(0x7f0000000080)={0x0, 0xa5}, &(0x7f00000000c0)=0x8) thr_self(0x0) freebsd11_fhstatfs(&(0x7f00000000c0)={{[0x0, 0x3]}, {0x0, 0x301, "f3fddb14000061d2013a21ca84b55504"}}, 0x0) r1 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000040)={'rack\x00'}, 0x24) setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000080)=ANY=[@ANYRES32], 0x1030) connect$inet6(r1, &(0x7f0000000000)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) socket(0x1c, 0x1, 0x0) cpuset_getid(0x3, 0x8, 0x1, &(0x7f0000000040)=0x0) cpuset_setid(0x0, 0x8, r2) cpuset_setid(0x0, 0x80000001, r2) r3 = socket$inet6_sctp(0x1c, 0x5, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socket$inet6_udp(0x1c, 0x2, 0x0) recvfrom$inet6(r3, 0x0, 0x0, 0x40040, 0x0, 0x0) r4 = socket(0x0, 0x0, 0x0) socket$inet6_udp(0x1c, 0x2, 0x0) socket$inet6_sctp(0x1c, 0x0, 0x84) socket(0x0, 0x0, 0x0) connect$inet6(r3, &(0x7f0000000000)={0x1c, 0x1c, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_tcp_TCP_FASTOPEN(r4, 0x6, 0x401, &(0x7f00000000c0)={0x400, "9f4f7f5a0062efe82f848740b2ffffff"}, 0xfffffffffffffdde) freebsd11_mknod(&(0x7f00000000c0)='./file0\x00', 0x1000, 0x0) r5 = open$dir(&(0x7f0000000100)='./file0\x00', 0x40000400000002c6, 0x0) r6 = open$dir(&(0x7f0000000000)='./file0\x00', 0x1, 0x23) writev(r6, &(0x7f0000000340)=[{&(0x7f0000000180), 0x2000}], 0x1000000000000013) ppoll(&(0x7f0000000140)=[{r6, 0x4}, {r5, 0x204a}], 0x2, 0x0, 0x0, 0x0) executing program 1: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) r4 = fork() sigqueue(r4, 0x0, @sigval_int) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) program crashed: lost connection to test machine bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunks (needed=true): <2> bisect: split chunk #0 of len 2 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-fork-sigqueue-procctl$PROC_REAP_KILL-setsockopt$inet_tcp_TCP_CONGESTION detailed listing: executing program 1: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) r4 = fork() sigqueue(r4, 0x0, @sigval_int) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) program crashed: lost connection to test machine bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunks (needed=true): <1> bisect: split chunk #0 of len 1 into 2 parts bisect: no way to further split the chunk bisect: 1 programs left: executing program 1: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) r4 = fork() sigqueue(r4, 0x0, @sigval_int) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) bisect: trying to concatenate bisect: concatenate 1 entries testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-fork-sigqueue-procctl$PROC_REAP_KILL-setsockopt$inet_tcp_TCP_CONGESTION detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) r4 = fork() sigqueue(r4, 0x0, @sigval_int) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0) program crashed: lost connection to test machine bisect: concatenation succeeded found reproducer with 28 syscalls minimizing guilty program testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-fork-sigqueue-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) r4 = fork() sigqueue(r4, 0x0, @sigval_int) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-fork-sigqueue detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) r4 = fork() sigqueue(r4, 0x0, @sigval_int) program did not crash testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-fork-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) fork() procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) rfork(0x20) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) rfork(0x81020) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"]) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) socket$inet_sctp(0x2, 0x0, 0x84) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r3 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0) fcntl$lock(r2, 0xb, &(0x7f0000000280)) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r2 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r2, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) setsockopt$inet6_tcp_buf(r2, 0x6, 0x24, 0x0, 0x0) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) r2 = socket$inet6_tcp(0x1c, 0x1, 0x0) setsockopt$inet6_tcp_buf(r2, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) socket$inet6_tcp(0x1c, 0x1, 0x0) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f}) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) r1 = socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) r0 = socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) socket(0x2, 0x1, 0x0) fstat(r0, &(0x7f0000000680)) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) socket(0x2, 0x1, 0x0) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) ksem_init(&(0x7f0000000180), 0x0) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) socketpair$unix(0x1, 0x1, 0x0, 0x0) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) socket$inet_sctp(0x2, 0x0, 0x84) socket$inet6_sctp(0x1c, 0x1, 0x84) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) socket$inet_sctp(0x2, 0x0, 0x84) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-procctl$PROC_REAP_KILL detailed listing: executing program 0: sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0) procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL detailed listing: executing program 0: procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL detailed listing: executing program 0: procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL program did not crash simplifying guilty program options testing program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL detailed listing: executing program 0: procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine extracting C reproducer testing compiled C program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL program did not crash testing program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL detailed listing: executing program 0: procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program did not crash testing program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL detailed listing: executing program 0: procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000}) program crashed: lost connection to test machine extracting C reproducer testing compiled C program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL program did not crash reproducing took 1h2m32.859047657s repro crashed as (corrupted=false): final repro crashed as (corrupted=false):