last executing test programs: 4.763241646s ago: executing program 3 (id=2168): r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$sock_int(r0, 0xffff, 0x10000, &(0x7f0000000340)=0x5, 0x4) bind$inet(r0, &(0x7f0000000000)={0x10, 0x2, 0x3, @local={0xac, 0x14, 0x0}}, 0x10) 4.752029564s ago: executing program 3 (id=2169): r0 = openat$crypto(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$CIOCGSESSION2(r0, 0xc040636a, &(0x7f0000000440)={0x15, 0x0, 0x10, &(0x7f0000000080)="3c022e61792eecb07f8aee18e5aa3505", 0x0, 0x0, 0x6, 0xfdffffff}) ioctl$CIOCCRYPT(r0, 0xc0306367, &(0x7f0000000280)={0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000140)}) 4.738581712s ago: executing program 3 (id=2170): rfork(0x85000) openat$crypto(0xffffffffffffff9c, &(0x7f0000000340), 0x1, 0x0) execve(0x0, &(0x7f0000000000)=[&(0x7f0000000100)='//\x00'], 0x0) 4.724355088s ago: executing program 3 (id=2172): connect$inet(0xffffffffffffffff, &(0x7f0000000000)={0x10, 0x2, 0x2, @loopback}, 0x10) r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt(r0, 0x84, 0x8001, &(0x7f0000000000)='\x00', 0x5a) 4.709630608s ago: executing program 3 (id=2174): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0) mknodat(r0, &(0x7f0000000040)='./file0\x00', 0xe100, 0x0) freebsd11_mknod(&(0x7f0000000080)='./file1\x00', 0x1000, 0x0) 4.685507522s ago: executing program 3 (id=2176): r0 = socket$inet6_sctp(0x1c, 0x800000000000005, 0x84) r1 = dup2(r0, r0) ioctl$DIOCCHANGERULE(r1, 0x8048756c, &(0x7f0000000240)) 2.091781623s ago: executing program 0 (id=2267): r0 = socket$inet_sctp(0x2, 0x1, 0x84) connect$inet(r0, &(0x7f00000003c0)={0x10, 0x2, 0x1, @rand_addr=0x5}, 0x10) setsockopt$inet_sctp_SCTP_EVENT(r0, 0x84, 0x1e, &(0x7f0000001fc0)={0x0, 0x2, 0xf5}, 0x8) 1.247057046s ago: executing program 0 (id=2280): r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) connect$inet6(r0, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @rand_addr="00000000000000001bb400"}, 0x1c) sendto$inet6(r0, &(0x7f0000000b80)="ff0a0941efb8e71c1253262eb5a3118287c2a9bc15caa8428b487e4ad0817c0d632bf84eab44da3257b5cc1f5084bc0dbfaef7395765cd398a75de869a585da9a1533f4bb0eba87c439b2b3191b0acb89fc0cacd0a5846f052eaa7eed91cdb0d1ed8b4398f9a763936e8a70004cfc48d780592c8e703b235e7e5773f4cf7c884d7118e07d72c29ccb50a09b91e126842dfc9e1822500e96887c30949b72d6a7436db2165640320", 0xa7, 0x10d, 0x0, 0x0) rfork(0x1000) 1.181729816s ago: executing program 0 (id=2281): r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) setsockopt$inet6_sctp_SCTP_EXPLICIT_EOR(r0, 0x84, 0x1b, &(0x7f0000000000)=0x80000001, 0x4) sendmsg$inet6_sctp(r0, &(0x7f0000000280)={&(0x7f0000000640)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f00000001c0)=[{&(0x7f0000000340)='H', 0x1}], 0x1}, 0x20180) sendmsg$inet6_sctp(r0, &(0x7f0000000b00)={&(0x7f0000000200)=@in={0x10, 0x2, 0x3, @local={0xac, 0x14, 0x0}}, 0x10, &(0x7f00000004c0)=[{&(0x7f00000002c0)="1c5bc2", 0x3}], 0x1, &(0x7f0000000680)=[@sndrcv={0x2c, 0x84, 0x2, {0x81, 0xf78}}], 0x2c}, 0x85) 1.181370169s ago: executing program 0 (id=2282): r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) connect$inet6(r0, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @rand_addr="00000000000000001bb400"}, 0x1c) sendmsg$inet6_sctp(r0, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000840)="dda4c3c0e2a8de3f087c58675039b095b9547c589eaf15b5399d02166f399280b58cde392ccbe3e900f972e5ad801ace080000000000000000f55cc29fba8378dc", 0x41}], 0x1}, 0x0) sendto$inet6(r0, &(0x7f0000000ac0)="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", 0x15a, 0x10d, 0x0, 0x0) 991.677948ms ago: executing program 1 (id=2285): open(&(0x7f0000000100)='./file0\x00', 0x200, 0x0) ktrace(&(0x7f0000000200)='./file0\x00', 0x4, 0xd27d43220c7df9b, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) statfs(&(0x7f0000000300)='./file0\x00', 0x0) 991.58647ms ago: executing program 1 (id=2286): setrlimit(0x1, &(0x7f0000000000)={0xfffffffffffffffa, 0xfffffffffffffffe}) r0 = open$dir(&(0x7f0000000580)='./file0\x00', 0x40000400001803c1, 0x0) ftruncate(r0, 0x800800805ffff) 991.380043ms ago: executing program 1 (id=2287): open(&(0x7f00000000c0)='./file0\x00', 0x80000000000209, 0x0) setgroups(0x4000000000000287, &(0x7f0000000000)=[0xffffffffffffffff]) r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x8000, 0xa8) fchown(r0, 0x0, 0xee01) 981.891073ms ago: executing program 1 (id=2288): socket$inet6_sctp(0x1c, 0x5, 0x84) kqueue() r0 = kqueue() kevent(r0, &(0x7f0000000000)=[{0x4, 0xfffffffffffffffe, 0x80a5}], 0x1, &(0x7f0000000040)=[{}], 0x23, 0x0) 973.16425ms ago: executing program 1 (id=2289): mkdir(&(0x7f0000000040)='./control\x00', 0x0) r0 = open(&(0x7f0000028000)='./control\x00', 0x0, 0x0) freebsd11_mknodat(r0, &(0x7f0000000140)='./file0\x00', 0xe040, 0x0) mknodat(r0, &(0x7f0000000080)='./control\x00', 0xe0e0, 0x0) 924.60965ms ago: executing program 1 (id=2290): r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) sendmsg(r0, &(0x7f0000000080)={&(0x7f0000000240)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c, 0x0, 0x0, 0x0}, 0x0) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0xa, &(0x7f0000000280)={@in={{0x10, 0x2, 0x0}}, 0x0, 0x0, 0x0, 0x1, 0x5, 0x7}, 0x98) 324.618025ms ago: executing program 0 (id=2299): r0 = openat$bpf(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$BIOCLOCK(r0, 0x2000427a) r1 = dup(r0) ioctl$BIOCVERSION(r1, 0x40044271, &(0x7f0000000c40)) 324.251172ms ago: executing program 0 (id=2300): r0 = open$dir(&(0x7f0000000240)='./file0\x00', 0x40000400000002c2, 0x0) r1 = open$dir(&(0x7f0000000840)='./file1\x00', 0x40000400000002c2, 0x0) ppoll(&(0x7f0000000100)=[{r1, 0x2000}], 0x1, 0x0, 0x0, 0x0) copy_file_range(r1, 0x0, r0, 0x0, 0x80, 0x0) 190.982174ms ago: executing program 2 (id=2305): r0 = open$dir(&(0x7f00000000c0)='./file0\x00', 0x40000400001803c1, 0x0) pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0xf0f75}], 0x1, 0x0) ftruncate(r0, 0x80002) pwritev(r0, &(0x7f0000002400)=[{0x0}], 0x1, 0x7fff) 35.148883ms ago: executing program 2 (id=2306): r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) r1 = dup(r0) sendto$inet6(r1, &(0x7f00000001c0)="d3", 0x1, 0x60108, &(0x7f0000001240)={0x1c, 0x1c, 0x0, 0x7e44, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c) sendto(r0, 0x0, 0x0, 0x40104, 0x0, 0x0) 26.245658ms ago: executing program 2 (id=2307): r0 = socket$inet6(0x1c, 0x3, 0x1) setsockopt$inet6_IPV6_PKTINFO(r0, 0x29, 0x2e, &(0x7f0000000280)={@rand_addr="b1fb9e3db0d6dcceb21af47dd88a1567"}, 0x14) setsockopt$inet6_int(r0, 0x29, 0x9, &(0x7f0000000040)=0x5, 0x4) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x2, 0x0, @mcast1, 0x3}, 0x1c) 19.994402ms ago: executing program 2 (id=2308): r0 = socket$inet6_icmp_raw(0x1c, 0x3, 0x3a) connect$inet6(r0, &(0x7f0000000040)={0x1c, 0x1c, 0x2, 0x0, @loopback}, 0x1c) connect$inet6(r0, &(0x7f0000000080)={0xfffffe58, 0x1c, 0x3, 0x2000000, @mcast1}, 0x1c) getsockopt$inet6_buf(r0, 0x29, 0x2c, 0x0, 0x0) 13.394806ms ago: executing program 2 (id=2309): open$dir(&(0x7f00000001c0)='./file1\x00', 0x8200, 0x182b343dfaf80b52) truncate(&(0x7f0000000340)='./file1\x00', 0x601) setuid(0xee01) execve(&(0x7f0000000100)='./file1\x00', &(0x7f0000000280)=[&(0x7f00000001c0)], 0x0) 0s ago: executing program 2 (id=2310): r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x25, &(0x7f00000000c0)={0x1, [0x0]}, &(0x7f0000000100)=0x8) setsockopt$inet6_sctp_SCTP_ASSOCINFO(r0, 0x84, 0x2, &(0x7f0000000000)={r2, 0xfffffff9, 0x7, 0x1, 0x0, 0xe8d5}, 0x14) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.1.233' (ED25519) to the list of known hosts. Oct 16 17:27:52 ci-freebsd-main-8 kernel: attempted source route from 255.255.255.255 to 172.20.3.170 WARNING pid 1025 (syz-executor): ioctl sign-extension ioctl 1a000a69b WARNING pid 1095 (syz-executor): ioctl sign-extension ioctl 440004532 WARNING pid 1151 (syz-executor): ioctl sign-extension ioctl 1a004a684 UDP6: M_MCAST is set in a unicast packet. md0: truncating fractional last sector by 1 bytes FreeBSD/amd64 (ci-freebsd-main-8.us-central1-b.c.syzkaller.internal) (ttyu0) login: md2: truncating fractional last sector by 8 bytes md3: truncating fractional last sector by 8 bytes pid 2011 (syz-executor), jid 0, uid 0: exited on signal 11 (no core dump - too large) ktrace write failed, errno 27, tracing stopped for pid 763 ktrace write failed, errno 27, tracing stopped for pid 766 ktrace write failed, errno 27, tracing stopped for pid 764 ktrace write failed, errno 27, tracing stopped for pid 765 ktrace write failed, errno 27, tracing stopped for pid 767 ip6_pcbopts: all specified options are cleared. ip6_pcbopts: all specified options are cleared. md6: truncating fractional last sector by 8 bytes Out of ktrace request objects. if_delmulti_locked: detaching ifnet instance 0xfffffe005832a800 if_delmulti_locked: detaching ifnet instance 0xfffffe005832a800 if_delmulti_locked: detaching ifnet instance 0xfffffe0058755000 pid 817 (syz-executor), tap1: tun/tap protocol violation, non-controlling process closed last. ifaddr cache = 0xfffffe00595dfd80 is deleted if_delmulti_locked: detaching ifnet instance 0xfffffe0058755000 tap1: link state changed to DOWN if_delmulti_locked: detaching ifnet instance 0xfffffe0058755000 if_delmulti_locked: detaching ifnet instance 0xfffffe0058755000 if_delmulti_locked: detaching ifnet instance 0xfffffe0058755000 if_delmulti_locked: detaching ifnet instance 0xfffffe0058755000 if_delmulti_locked: detaching ifnet instance 0xfffffe0058755000 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor)