last executing test programs:

3.551595778s ago: executing program 2 (id=371):
socket$inet_sctp(0x2, 0x0, 0x84)
r0 = openat$filemon(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0)
r1 = socket$inet_sctp(0x2, 0x5, 0x84)
ioctl$FILEMON_SET_FD(r0, 0xc0045301, &(0x7f0000000300)=r1)
r2 = getpid()
r3 = dup(r0)
ioctl$FILEMON_SET_PID(r3, 0xc0045302, &(0x7f0000000000)=r2)
r4 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, 0x0, 0x0)
vfork()
socket$inet_sctp(0x2, 0x5, 0x84)
vfork()
rfork(0x0)
r5 = open$dir(&(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(r5, &(0x7f0000000040)='./file0\x00', 0x0)
open$dir(&(0x7f0000000100)='./file0/file0\x00', 0x200, 0x0)
openat(r5, &(0x7f0000000180)='./file0/file0/../file0\x00', 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, 0x0, 0x0)
r6 = socket(0x1c, 0x1, 0x0)
bind$inet6(r6, &(0x7f00000000c0)={0x1c, 0x1c, 0x0, 0x0, @loopback}, 0x1c)
connect$inet6(r6, &(0x7f0000000140)={0x1c, 0x1c, 0x0, 0x0, @empty}, 0x1c)
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r6, 0x6, 0x2000, &(0x7f0000000380)={'rack\x00'}, 0x24)
rfork(0x3060)

3.31107943s ago: executing program 3 (id=374):
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
bind$inet(r0, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10)
connect$inet(r0, &(0x7f0000000000)={0x10, 0x2, 0x3, @loopback}, 0x10)
read(r0, &(0x7f0000000b80)=""/4096, 0x1000)
socket$inet6_sctp(0x1c, 0x5, 0x84)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
connect$inet(r1, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700))
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x0, 0x0, 0x0)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x20e8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
r3 = socket(0x2, 0x1, 0x0)
copy_file_range(0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r3, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
syz_emit_ethernet(0x4e, &(0x7f0000000080)=ANY=[@ANYBLOB="aaaaaaaaaaaa86dd6036ea0700183a0000000000000000000000000000000000fe8000000000000000000000000021aa8400907800000000ff020000000008000000000000000001000000000000"])
setsockopt$inet_tcp_TCP_TXTLS_ENABLE(r3, 0x6, 0x27, &(0x7f00000004c0)={&(0x7f0000000200)="2de921ab4e218afb8a14ebc9d08f5bf7ab4c7d9399500f2cba58e61524c006e1bcb4e56c0f65cb90704a11833345c3ed17d8aafc0299751810e1c4c8346ad2921b706cfd4135cfb62010a9cc92f0", &(0x7f0000000380)="eef9489b6505137ae72a84a7eb996312dfde87a21919032c1ce5c042dffd2c5dd2e7f746d3a9d2c092d71cd7604fb15554bf12a34f23e8c11ded3af4d1c3db81e82b1ad00f524923707f311694744401e27d4b7d8e0c359f341ca994e2d68ba75ea9d59da8823b", &(0x7f0000000400)="42737ac4082d9a85f85c35191826f9e4ba1a737bc9933bcf28054d42ffd16441443731da75193ced5bda69ad6ce5413d320180483bc774be3a0216f4fc36946ba809fc3fc6ba4668b77e3e801839e39102157ec81ec42be77a76c35edb17591fd8629faf0452b4e718e716af308b4732e477db52adf29022358efb25f46a934e8b9a8bc91fe5fa11f474af0282ee7dc143508b07e57d545cdac9031acaf0055d5fbb83dfc9da", 0x19, 0x4e, 0x67, 0x1a, 0xa6, 0x0, 0x3, 0x3, "20f3233805d98e7f"}, 0x40)
connect$inet(r3, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
sendmsg$inet6_sctp(r3, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x151}], 0x1, 0x0, 0x0, 0x81}, 0x0)
r4 = socket(0x1c, 0x1, 0x0)
setsockopt$inet_tcp_int(r4, 0x6, 0x22, &(0x7f0000000040)=0x2, 0x4)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x24)
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, &(0x7f0000000000)={'rack\x00'}, 0x24)
socket$inet_udplite(0x2, 0x2, 0x88)
open$dir(&(0x7f0000000140)='./file0\x00', 0x0, 0x0)
rfork(0x1000)
socket$inet6_sctp(0x1c, 0x5, 0x84)

2.906679996s ago: executing program 3 (id=380):
sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
recvmsg(0xffffffffffffffff, 0x0, 0x80)
recvmsg(0xffffffffffffffff, 0x0, 0xb83af7c519755f5a)
setsockopt$inet6_sctp_SCTP_AUTH_DELETE_KEY(0xffffffffffffffff, 0x84, 0x16, 0x0, 0x0)
accept$inet(0xffffffffffffffff, 0x0, 0x0)
mkdirat(0xffffffffffffffff, 0x0, 0x8)
freebsd10_pipe(&(0x7f0000000480))
rfork(0x3060)
ksem_init(&(0x7f0000000180), 0x0)
r0 = open(&(0x7f0000000000)='./file0\x00', 0x611, 0x0)
ktrace(&(0x7f0000000200)='./file0\x00', 0x4, 0xd27d43220c7df9b, 0x0)
__realpathat(r0, &(0x7f0000000040)='./file0/file0\x00', &(0x7f0000000080)=""/4, 0x4, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
socketpair(0x1, 0x4, 0x0, &(0x7f0000000300)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendto(r2, 0x0, 0x0, 0x0, 0x0, 0x0)
recvmsg(r1, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0}, 0xb83af7c519755f5a)
setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
getsockopt$inet6_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x105, &(0x7f0000000500)={0x1, [0x0]}, &(0x7f0000000100)=0x8)
setsockopt$inet6_sctp_SCTP_AUTH_DELETE_KEY(0xffffffffffffffff, 0x84, 0x16, &(0x7f0000000000)={0x0, 0x3}, 0x8)
sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000140)=@in6={0x1c, 0x1c, 0x1, 0x4, @rand_addr="3d536e9cf103dafaa9cecfd29707c341"}, 0x1c, &(0x7f0000000100)=[{0x0}, {&(0x7f0000000380)="4770080000004be1789c08acb40d0cfffffffffffffffa6802848efb21e6aef653c46fb7d90652475b614ae803fa435214362114349b82946677ddfd142aa6bb617033770a391dbfca5781c270e368983e8716559658762d28e7aa65c9d1c963d21f", 0x62}], 0x2, 0x0, 0x0, 0x10001}, 0x84)
ksem_init(0x0, 0x0)
fchmodat(r0, &(0x7f00000001c0)='./file0\x00', 0x40, 0x4000)
close(0xffffffffffffffff)
cpuset_setaffinity(0x2, 0x5, 0x3ee69286, 0x8, &(0x7f0000000880)={[0x2]})
socket(0x2, 0x2, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r0, &(0x7f00000000c0)={0x10, 0x2, 0x2}, 0x10)
sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x167}, {0x0}], 0x2, 0x0, 0x0, 0x81}, 0x0)
sync()

2.760006533s ago: executing program 3 (id=381):
socket$inet6_sctp(0x1c, 0x5, 0x84)
connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
dup2(0xffffffffffffffff, 0xffffffffffffffff)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700))
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
r1 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r1, 0x6, 0x47, &(0x7f0000000040)=0x7, 0x4)
r2 = socket$inet_sctp(0x2, 0x1, 0x84)
bind$inet(r2, &(0x7f0000000280)={0x61, 0x2, 0x3}, 0x10)
r3 = socket$inet_sctp(0x2, 0x5, 0x84)
setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x29, &(0x7f00000003c0)={0x0, 0x9}, 0x8)
socket$inet6_sctp(0x1c, 0x5, 0x84)
fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff)
pipe2(&(0x7f0000000040)={<r4=>0xffffffffffffffff}, 0x0)
r5 = dup(r4)
cap_ioctls_limit(r5, 0x0)
cap_ioctls_limit(r5, 0x0)
vfork()
lio_listio(0x0, 0x0, 0x0, &(0x7f00000000c0)={0x1, 0xe, @sigval_ptr=0x8, @spare=[0x80000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]})
vfork()
lio_listio(0x0, 0x0, 0x0, &(0x7f00000047c0)={0x1, 0x7})
socket$inet_sctp(0x2, 0x1, 0x84)
vfork()
lio_listio(0x0, 0x0, 0x0, &(0x7f00000047c0)={0x1, 0xf})
vfork()
lio_listio(0x0, 0x0, 0x0, &(0x7f00000047c0)={0x1, 0x6, @sigval_int})
socket$inet_sctp(0x2, 0x0, 0x84)
connect$inet(r2, &(0x7f0000000000)={0x10, 0x2, 0x3, @local={0xac, 0x14, 0x0}}, 0x10)

2.05970424s ago: executing program 0 (id=388):
r0 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c)
setsockopt$inet6_sctp_SCTP_EXPLICIT_EOR(r0, 0x84, 0x1b, &(0x7f0000000140)=0x100003, 0x4)
sendto(r0, &(0x7f00000001c0)="8ac440", 0x3, 0x81, 0x0, 0x0)
sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000180)={0x1c, 0x1c, 0x1, 0x0, @loopback, 0x4}, 0x1c)
r1 = socket$inet6_sctp(0x1c, 0x5, 0x84)
r2 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r2, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
r3 = dup2(0xffffffffffffffff, r1)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x105, 0x0, &(0x7f0000001700))
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x31, &(0x7f00000016c0)=ANY=[@ANYBLOB], 0x28)
r4 = kqueue()
kevent(r4, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
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)
lchflags(&(0x7f0000000240)='./file0\x00', 0x101000)
sendmsg$inet6_sctp(r6, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x16c}], 0x1, 0x0, 0x0, 0x81}, 0x0)
__specialfd$eventfd(0x1, &(0x7f0000000300)={0x7, 0xffff}, 0x8)
socket(0x1c, 0x2, 0x0)
r7 = socket(0x2, 0x1, 0x0)
socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r7, 0x6, 0x2000, &(0x7f0000000200)={'rack\x00'}, 0x24)
rfork(0x85000)

1.889870749s ago: executing program 0 (id=389):
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
bind$inet(r0, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10)
connect$inet(r0, &(0x7f0000000000)={0x10, 0x2, 0x3, @loopback}, 0x10)
read(r0, &(0x7f0000000b80)=""/4096, 0x1000)
socket$inet6_sctp(0x1c, 0x5, 0x84)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
connect$inet(r1, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700))
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x0, 0x0, 0x0)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x20e8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
r3 = socket(0x2, 0x1, 0x0)
copy_file_range(0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r3, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
syz_emit_ethernet(0x4e, &(0x7f0000000080)=ANY=[@ANYBLOB="aaaaaaaaaaaa86dd6036ea0700183a0000000000000000000000000000000000fe8000000000000000000000000021aa8400907800000000ff020000000008000000000000000001000000000000"])
setsockopt$inet_tcp_TCP_TXTLS_ENABLE(r3, 0x6, 0x27, &(0x7f00000004c0)={&(0x7f0000000200)="2de921ab4e218afb8a14ebc9d08f5bf7ab4c7d9399500f2cba58e61524c006e1bcb4e56c0f65cb90704a11833345c3ed17d8aafc0299751810e1c4c8346ad2921b706cfd4135cfb62010a9cc92f0", &(0x7f0000000380)="eef9489b6505137ae72a84a7eb996312dfde87a21919032c1ce5c042dffd2c5dd2e7f746d3a9d2c092d71cd7604fb15554bf12a34f23e8c11ded3af4d1c3db81e82b1ad00f524923707f311694744401e27d4b7d8e0c359f341ca994e2d68ba75ea9d59da8823b", &(0x7f0000000400)="42737ac4082d9a85f85c35191826f9e4ba1a737bc9933bcf28054d42ffd16441443731da75193ced5bda69ad6ce5413d320180483bc774be3a0216f4fc36946ba809fc3fc6ba4668b77e3e801839e39102157ec81ec42be77a76c35edb17591fd8629faf0452b4e718e716af308b4732e477db52adf29022358efb25f46a934e8b9a8bc91fe5fa11f474af0282ee7dc143508b07e57d545cdac9031acaf0055d5fbb83dfc9da", 0x19, 0x4e, 0x67, 0x1a, 0xa6, 0x0, 0x3, 0x3, "20f3233805d98e7f"}, 0x40)
connect$inet(r3, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
sendmsg$inet6_sctp(r3, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="ca1b3b5c422ca65675e274c429d4ecb6043c5c10548af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed757e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f1545f59d15ada6e76061b7834beac7d501f26c2752d451ca96b5f61b24c88865cfe25dfb939a9fcbb9146239110e08576b3ec84e75714e740034e78dba801094faa3edb5774e0c58a39e0a1439a32fb837000000000000800108fcaeec67663ce77bfbc50affa69135c9385cd6d36ff365039a3c5a89a24e3fed7dee1a35513534f7173d892afd3b73f76a08af4f857a1f2674d9ace7647aace412d13afc1ac098fe6f86bfdef411248be5e096c4e747bfdc32a173cf9cdba48cc36819787fb0c8664abba4c4b89301778de04ce183088b220700174c", 0x151}], 0x1, 0x0, 0x0, 0x81}, 0x0)
r4 = socket(0x1c, 0x1, 0x0)
setsockopt$inet_tcp_int(r4, 0x6, 0x22, &(0x7f0000000040)=0x2, 0x4)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x24)
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, &(0x7f0000000000)={'rack\x00'}, 0x24)
socket$inet_udplite(0x2, 0x2, 0x88)
open$dir(&(0x7f0000000140)='./file0\x00', 0x0, 0x0)
rfork(0x1000)
socket$inet6_sctp(0x1c, 0x5, 0x84)

1.691334632s ago: executing program 0 (id=390):
r0 = socket(0x2, 0x1, 0x0)
r1 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r1, &(0x7f0000000000)=@in={0x0, 0x2, 0x1, @loopback}, 0xa)
syz_emit_ethernet(0x4a, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYRES32=r0, @ANYRES32=0x41424344, @ANYRESOCT=r1])
socket$inet_tcp(0x2, 0x1, 0x0)
pipe2(0x0, 0x0)
r2 = openat$filemon(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0)
ioctl$FILEMON_SET_FD(r2, 0xc0045301, &(0x7f00000004c0))
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000000)={'rack\x00'}, 0x24)
connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @rand_addr="00000000000000001bb40000000000ac", 0x1}, 0x1c)
r3 = socket(0x1c, 0x1, 0x0)
setsockopt$inet_tcp_int(r3, 0x6, 0x47, &(0x7f0000000380)=0x7, 0x4)
setsockopt$inet6_sctp_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xc, &(0x7f00000003c0)={0x0, 0xed, 0x0, 0x0, 0x0, 0x10, 0x5, 0x0, 0x0, 0x5}, 0xb)
link(&(0x7f0000000300)='./file0\x00', &(0x7f0000000340)='./file0\x00')
r4 = openat$crypto(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
socket$inet_sctp(0x2, 0x1, 0x84)
r5 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000540), 0x1, 0x0)
munmap(&(0x7f0000ffb000/0x2000)=nil, 0x2000)
r6 = open(&(0x7f0000000480)='./file0\x00', 0x80000000000206, 0x0)
mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x12, r6, 0x0)
mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x0, 0x12, r6, 0x0)
ioctl$EVIOCGLED(r6, 0x40004519)
msync(&(0x7f0000860000/0x600000)=nil, 0x600000, 0x2)
ioctl$DIOCADDADDR(0xffffffffffffffff, 0xc4704434, &(0x7f0000000480)="02")
ioctl$DIOCBEGINADDRS(r5, 0xc4704433, &(0x7f0000000040))
ioctl$DIOCADDADDR(r5, 0xc4704434, &(0x7f0000000040))
r7 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_TXTLS_ENABLE(r7, 0x6, 0x27, &(0x7f0000000040)={&(0x7f0000000080), 0x0, &(0x7f00000000c0)="d7", 0xb, 0x0, 0x0, 0x7, 0x1, 0x0, 0x3, 0x3, "4cf4091400"}, 0x40)
ioctl$DIOCCHANGEADDR(r5, 0xc4704437, &(0x7f0000000080))
ioctl$CIOCGSESSION2(r4, 0xc040636a, &(0x7f0000000040)={0x28, 0xf, 0x0, &(0x7f0000000080), 0x0, 0x0, 0x2, 0x0, [0x7, 0x0, 0x0, 0xf]})

1.629891992s ago: executing program 0 (id=391):
r0 = socket$inet_sctp(0x2, 0x1, 0x84) (async, rerun: 64)
syz_emit_ethernet(0x5a, 0x0) (async, rerun: 64)
socket$inet6_tcp(0x1c, 0x1, 0x0)
r1 = socket$inet6_sctp(0x1c, 0x1, 0x84)
sigqueue(0x0, 0xf, @sigval_int) (async, rerun: 64)
ftruncate(0xffffffffffffffff, 0xffffffffffffff6d) (async, rerun: 64)
setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0xa, &(0x7f0000000580)={@in6={{0x1c, 0x1c, 0x2, 0x9, @ipv4={'\x00', '\xff\xff', @local={0xac, 0x14, 0x0}}, 0x2}}, 0x0, 0x2, 0xe64, 0x10, 0x2, 0xfffe}, 0x98) (async, rerun: 32)
connect$inet6(r1, &(0x7f0000000180)={0xffffffffffffff5f, 0x1c, 0x2, 0x0, @loopback}, 0x1c) (async, rerun: 32)
setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8) (async, rerun: 32)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10) (async, rerun: 32)
sendto$inet(r0, 0x0, 0xffffff12, 0x20104, 0x0, 0x0) (async, rerun: 64)
r2 = socket$inet_sctp(0x2, 0x1, 0x84) (rerun: 64)
bind$inet(r2, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10) (async)
connect$inet(r2, &(0x7f0000000000)={0x10, 0x2, 0x3, @loopback}, 0x10) (async, rerun: 32)
sendmsg$inet_sctp(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000002c00)="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", 0xbae}], 0x1, 0x0, 0x0, 0xe9776579b66ff610}, 0x8) (async, rerun: 32)
read(r2, &(0x7f0000000b80)=""/4096, 0x1000) (async, rerun: 64)
socket$inet6_sctp(0x1c, 0x5, 0x84) (async, rerun: 64)
r3 = socket$inet_sctp(0x2, 0x1, 0x84) (async)
openat$crypto(0xffffffffffffff9c, 0x0, 0x0, 0x0) (async)
socket$inet6_sctp(0x1c, 0x5, 0x84) (async, rerun: 64)
r4 = socket(0x2, 0x1, 0x0) (rerun: 64)
connect$inet(r4, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) (async, rerun: 32)
sendmsg$inet6_sctp(r4, 0x0, 0x0) (async, rerun: 32)
setsockopt$inet_tcp_TCP_FASTOPEN(r4, 0x6, 0x401, &(0x7f0000000000)={0x0, "b4c8015fa398760956016a1715f889d1"}, 0x14) (async)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r5 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) (async)
setsockopt$inet_tcp_int(r5, 0x6, 0x1, 0x0, 0x0) (async, rerun: 32)
setsockopt$inet_mreqsrc(r3, 0x0, 0x46, 0x0, 0x0) (async, rerun: 32)
connect$inet(r5, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)

1.552590601s ago: executing program 3 (id=392):
getsockopt$inet_mreq(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000200)={@local}, 0x0)
profil(0x0, 0x0, 0x0, 0x1)
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
chroot(0x0)
ksem_init(&(0x7f0000000100)=<r1=>0x0, 0x0)
ksem_wait(r1)
ksem_post(r1)
ksem_trywait(r1)
pipe2(&(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff}, 0x0)
write(r3, &(0x7f0000000140)='\x00', 0xfe80)
poll(&(0x7f0000000240)=[{r3, 0x4}], 0x1, 0x10000008)
dup2(r3, r2)
setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x3, &(0x7f0000000340)={0x8003}, 0x8)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10)
sendto$inet(r0, 0x0, 0x0, 0x20104, 0x0, 0x0)
setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x21, &(0x7f0000000040)={0x0, 0x4720}, 0x10)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
setsockopt(0xffffffffffffffff, 0x0, 0x2, &(0x7f00000000c0)="63e1303d", 0x4)
write(0xffffffffffffffff, &(0x7f0000000200)="f92a9bd300"/20, 0x14)
sendto$inet(r0, 0x0, 0x0, 0x3c00, 0x0, 0x0)

1.500188242s ago: executing program 2 (id=393):
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
bind$inet(r0, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10)
connect$inet(r0, &(0x7f0000000000)={0x10, 0x2, 0x3, @loopback}, 0x10)
sendmsg$inet_sctp(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)=[{&(0x7f00000003c0)="e4d34edb9666ffcd0ab41f59f2f812c03fc9adeaa7b29d9bcac7341831cf281b74d4371f73eacb9b6e30524d63107d466245f60a7d", 0x35}, {&(0x7f00000002c0)="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", 0xfc}], 0x2}, 0x20000)
read(r0, &(0x7f0000000b80)=""/4096, 0x1000)
socket$inet6_sctp(0x1c, 0x5, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700))
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x0, 0x0, 0x0)
r1 = kqueue()
kevent(r1, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x20e8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
r2 = socket(0x2, 0x1, 0x0)
copy_file_range(0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r2, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
syz_emit_ethernet(0x4e, &(0x7f0000000080)=ANY=[@ANYBLOB="aaaaaaaaaaaa86dd6036ea0700183a0000000000000000000000000000000000fe8000000000000000000000000021aa8400907800000000ff020000000008000000000000000001000000000000"])
setsockopt$inet_tcp_TCP_TXTLS_ENABLE(r2, 0x6, 0x27, &(0x7f00000004c0)={&(0x7f0000000200)="2de921ab4e218afb8a14ebc9d08f5bf7ab4c7d9399500f2cba58e61524c006e1bcb4e56c0f65cb90704a11833345c3ed17d8aafc0299751810e1c4c8346ad2921b706cfd4135cfb62010a9cc92f0", &(0x7f0000000380)="eef9489b6505137ae72a84a7eb996312dfde87a21919032c1ce5c042dffd2c5dd2e7f746d3a9d2c092d71cd7604fb15554bf12a34f23e8c11ded3af4d1c3db81e82b1ad00f524923707f311694744401e27d4b7d8e0c359f341ca994e2d68ba75ea9d59da8823b", &(0x7f0000000400)="42737ac4082d9a85f85c35191826f9e4ba1a737bc9933bcf28054d42ffd16441443731da75193ced5bda69ad6ce5413d320180483bc774be3a0216f4fc36946ba809fc3fc6ba4668b77e3e801839e39102157ec81ec42be77a76c35edb17591fd8629faf0452b4e718e716af308b4732e477db52adf29022358efb25f46a934e8b9a8bc91fe5fa11f474af0282ee7dc143508b07e57d545cdac9031acaf0055d5fbb83dfc9da", 0x19, 0x4e, 0x67, 0x1a, 0xa6, 0x0, 0x3, 0x3, "20f3233805d98e7f"}, 0x40)
connect$inet(r2, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
sendmsg$inet6_sctp(r2, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x151}], 0x1, 0x0, 0x0, 0x81}, 0x0)
r3 = socket(0x1c, 0x1, 0x0)
setsockopt$inet_tcp_int(r3, 0x6, 0x22, &(0x7f0000000040)=0x2, 0x4)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x24)
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000000)={'rack\x00'}, 0x24)
socket$inet_udplite(0x2, 0x2, 0x88)
open$dir(&(0x7f0000000140)='./file0\x00', 0x0, 0x0)
rfork(0x1000)
socket$inet6_sctp(0x1c, 0x5, 0x84)

1.350135121s ago: executing program 2 (id=394):
r0 = socket(0x2, 0x1, 0x0)
r1 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000200)={'rack\x00'}, 0x24)
setsockopt$inet_tcp_int(r1, 0x6, 0x4d, 0x0, 0x0)
r2 = open(&(0x7f0000000300)='.\x00', 0x0, 0x0)
mkdirat(r2, &(0x7f0000000340)='\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$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0)
mkdirat(r2, &(0x7f0000000440)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//file0\x00', 0x0)
rename(&(0x7f0000000100)='\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$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//file0\x00', &(0x7f0000000180)='./file0\x00')
rmdir(&(0x7f0000000280)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\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')
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00', 0x1ff}, 0x24)
r3 = socket$inet6_udp(0x1c, 0x2, 0x0)
setsockopt$inet6_group_source_req(r3, 0x29, 0x52, &(0x7f00000004c0)={0x5, {{0x4f, 0x1c, 0xffffffffffffffff, 0x0, @mcast2}}, {{0x1c, 0x1c, 0xffffffffffffffff, 0x0, @loopback}}}, 0x108)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r4 = socket$inet6_sctp(0x1c, 0x1, 0x84)
sendto$inet6(r4, 0x0, 0x0, 0x0, &(0x7f0000000300)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c)
dup2(r4, r4)
r5 = socket$inet_sctp(0x2, 0x5, 0x84)
socket(0x1c, 0x1, 0x0)
bind$inet(r5, &(0x7f0000000140)={0x10, 0x2, 0x2, @loopback}, 0x10)
connect$inet(r5, &(0x7f0000000000)={0x21, 0x2, 0x2, @remote={0xac, 0x14, 0x0}}, 0x10)
socket(0x1b, 0x0, 0x0)
socket$inet6(0x1c, 0x2, 0x0)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x1c, 0x1c, 0x3, 0x0, @loopback, 0xff}, 0x1c)
r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000380), 0x2, 0x0)
ioctl$DIOCSETIFFLAG(r6, 0xc0284459, &(0x7f0000000140)={0x10, 0x0, 0x0, 0x800000})
openat$filemon(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0)
r7 = socket$inet6_sctp(0x1c, 0x1, 0x84)
setsockopt$sock_int(r7, 0xffff, 0x1001, &(0x7f00000000c0)=0x1fe, 0x4)
setsockopt$inet6_sctp_SCTP_EXPLICIT_EOR(r7, 0x84, 0x1b, &(0x7f0000000240)=0x7, 0x4)
setsockopt$inet6_sctp_SCTP_RTOINFO(r7, 0x84, 0x1, &(0x7f0000000140)={0x0, 0x1, 0xfffffffc, 0x1}, 0x10)

1.279758686s ago: executing program 1 (id=395):
r0 = socket(0x1c, 0x1, 0x0)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
r2 = kqueue()
getsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffff9c, 0x84, 0xa, &(0x7f0000000480)={@in={{0x10, 0x2, 0x3, @remote={0xac, 0x14, 0x0}}}, <r3=>0x0, 0x0, 0x6, 0x19, 0x2, 0xc, 0x8}, &(0x7f00000001c0)=0x98)
setsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x19, &(0x7f0000000180)={r3, 0x10001}, 0x8)
extattr_set_fd(r2, 0x0, &(0x7f0000000000)='$]!^-(@\x00', &(0x7f0000000380)="0e72c2571b3246a40f491f288164d48b5717c75b32531fa91a9c38bb938f07cfc57a6765721f84c9a32b61be72baa1e0e39d1b2334956c8a30aefb2e88a0527df2de6833441923be972d3360b0a0eab6f2a78e83b4bc05ec64b353dc22", 0x5d)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet(r0, 0x0, 0x0, 0x180, &(0x7f0000000100)={0x10, 0x2, 0x3, @multicast2}, 0x10)
fork()
wait4(0x0, 0x0, 0x0, 0x0)
rfork(0x1000)
r4 = socket(0x2, 0x1, 0x0)
socket$inet6_sctp(0x1c, 0x5, 0x84)
r5 = socket$inet_sctp(0x2, 0x1, 0x84)
setsockopt$inet_sctp_SCTP_EVENTS(r5, 0x84, 0xc, &(0x7f0000000000)={0x0, 0xd7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xbb}, 0xb)
r6 = socket$inet6_sctp(0x1c, 0x1, 0x84)
setsockopt$inet6_sctp_SCTP_EXPLICIT_EOR(r6, 0x84, 0x1b, &(0x7f0000000000)=0x80000001, 0x4)
sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f00000000c0)=@in={0x0, 0x2, 0x3, @local={0xac, 0x14, 0x0}}, 0x1c, &(0x7f00000000c0), 0x0, 0x0, 0xfffffffffffffd1a, 0x104}, 0x10)
sendto$inet(r5, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x10, 0x2, 0x3, @rand_addr=0x2}, 0x10)
sendto$inet(r5, 0x0, 0x0, 0x20181, 0x0, 0x0)
setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r5, 0x84, 0x21, &(0x7f00000003c0)={0x0, 0x4a00}, 0x10)
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x1)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r7 = dup(r4)
setsockopt$inet_sctp_SCTP_INITMSG(r7, 0x84, 0x3, &(0x7f0000000040)={0x8, 0xff, 0x9, 0x7}, 0x8)
r8 = socket$inet6_sctp(0x1c, 0x1, 0x84)
dup2(r7, r8)
socket$inet6_sctp(0x1c, 0x1, 0x84)

1.278687982s ago: executing program 2 (id=396):
r0 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x32)
setsockopt$inet_tcp_int(r0, 0x6, 0x44c, 0x0, 0x0)
fcntl$dupfd(0xffffffffffffffff, 0x0, r0)

1.278409062s ago: executing program 2 (id=397):
socket$inet_sctp(0x2, 0x1, 0x84)
pipe2(&(0x7f0000000000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
r2 = socket$inet6_sctp(0x1c, 0x5, 0x84)
r3 = dup2(r0, r2)
r4 = socket(0x2, 0x3, 0xfa)
r5 = dup2(r1, r4)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x105, &(0x7f0000000240)={0x1, [<r6=>0x0]}, &(0x7f0000000540)=0x8)
getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRESSES(r3, 0x84, 0x1101, &(0x7f0000000140)={r6, 0x0}, 0x0)
select(0x0, 0x0, &(0x7f0000000080)={0x8}, 0x0, 0x0)
r7 = socket(0x1c, 0x1, 0x0)
bind$inet6(r7, &(0x7f00000000c0)={0x1c, 0x1c, 0x0, 0x0, @loopback}, 0x1c)
connect$inet6(r7, &(0x7f0000000140)={0x1c, 0x1c, 0x0, 0x0, @empty}, 0x1c)
setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r7, 0x6, 0x2000, &(0x7f0000000000)={'rack\x00'}, 0x24)
r8 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r8, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c)
connect$inet6(r8, &(0x7f00000000c0)={0x71, 0x1c, 0x2, 0x0, @loopback}, 0x1c)
r9 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x200201, 0x0)
r10 = open$dir(&(0x7f0000000840)='./file1\x00', 0x40000400000002c2, 0x0)
pwritev(r10, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x1, 0x0)
aio_write(&(0x7f0000000240)={r9, 0x80000001, &(0x7f0000000300)="e2b76e04c2833a6ea2f463ad7cbec31432e9198c30ae5ecc49ce9583d4e01181e95948dfd0dc51ba45e027c4d406637f97", 0x31, [], 0x0, 0x0, 0x0, {0x0, 0x0, 0x0}, {0x0, 0x0, @sival_int, @spare}})
r11 = open(&(0x7f0000000480)='./file0\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x3, 0x12, r11, 0x0)
r12 = open$dir(&(0x7f0000000240)='./file0\x00', 0x40000400000002c2, 0x0)
pwritev(r12, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x1, 0x0)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x5a, 0x0)
setsockopt$inet_sctp_SCTP_INITMSG(0xffffffffffffffff, 0x84, 0x3, 0x0, 0x0)
sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x0, 0x84)

1.215381911s ago: executing program 3 (id=398):
socket$inet6_sctp(0x1c, 0x5, 0x84)
connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
r0 = socket$inet6_sctp(0x1c, 0x5, 0x84)
setsockopt$inet6_int(r0, 0x29, 0x3d, &(0x7f00000001c0)=0x2, 0x4)
r1 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f00000003c0)={'rack\x00'}, 0x24)
setsockopt$inet_tcp_TCP_FASTOPEN(r1, 0x6, 0x469, &(0x7f0000000040)={0x6, "50afe2c27f64c6559500ab4a3cff00"}, 0x14)
setsockopt$inet_tcp_TCP_FASTOPEN(r1, 0x6, 0x46b, &(0x7f0000000000)={0x0, "00000000f800000000f90500"}, 0x2e)
dup2(0xffffffffffffffff, 0xffffffffffffffff)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
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)
setuid(0xffffffffffffffff)
setrlimit(0x7, &(0x7f0000000040))
rfork(0x50)
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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", 0x151}], 0x1, 0x0, 0x0, 0x81}, 0x0)
accept4$unix(r3, &(0x7f0000001740)=@file={0x1009, 0x0, ""/4103}, &(0x7f0000000000)=0x1009, 0x0)
r4 = socket(0x1c, 0x3, 0x0)
getsockopt$sock_timeval(r4, 0xffff, 0x1009, &(0x7f0000000000), &(0x7f0000001840)=0x10)
r5 = socket$inet6_sctp(0x1c, 0x5, 0x84)
__realpathat(r5, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0)
fstatat(0xffffffffffffffff, &(0x7f0000000200)='./file1\x00', &(0x7f0000000400), 0x300)
socket$inet6_sctp(0x1c, 0xce53e4cf984faf75, 0x84)

760.19223ms ago: executing program 0 (id=399):
r0 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
fork()
munmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)

711.995375ms ago: executing program 0 (id=400):
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
r1 = accept4$inet(r0, &(0x7f0000000080)={0x10, 0x2, 0xffffffffffffffff, @loopback}, &(0x7f0000000100)=0x10, 0x10000000)
setsockopt$inet_mreq(r1, 0x0, 0xd, &(0x7f00000001c0)={@multicast1, @loopback}, 0x8)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x3, @remote={0xac, 0x14, 0x0}}, 0x10)
getsockopt$inet6_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xb, &(0x7f0000000000)={0x1, 0x8, 0x3230, 0x4, 0x1, 0x2, 0x1800, 0x1}, &(0x7f0000000040)=0x20)
r2 = socket(0x1c, 0x1, 0x0)
setsockopt$sock_int(r2, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4)
bind$inet6(r2, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
connect$inet6(r2, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r2, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)
r3 = socket$inet6_sctp(0x1c, 0x5, 0x84)
sendto$inet6(r3, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x2, 0x0, @rand_addr="152bc64d9fe0fbacc02b56b6c56b6f57", 0xfffffffc}, 0x1c)
r4 = socket$inet_sctp(0x2, 0x1, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x28, &(0x7f0000000380)={0x1, [<r5=>0x0]}, &(0x7f00000003c0)=0x8)
setsockopt$inet6_sctp_SCTP_AUTH_KEY(r3, 0x84, 0x13, &(0x7f0000000140)=ANY=[@ANYRES32=r5, @ANYBLOB], 0x8)
sendto$inet(r0, 0x0, 0x0, 0x20104, 0x0, 0x0)

422.217833ms ago: executing program 1 (id=401):
r0 = socket(0x1c, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000200)={'rack\x00'}, 0x24)
setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x22, 0x0, 0x0)
syz_emit_ethernet(0x66, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd600000000030290000000000000000000000000000000000ffff"])
setsockopt$inet6_sctp_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x26, 0x0, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
kmq_open(0x0, 0x200, 0x81, &(0x7f0000000040)={0x0, 0x1d, 0x1000000000000})
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24)
connect$inet6(r0, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)

421.858451ms ago: executing program 1 (id=402):
kqueue()
r0 = openat$crypto(0xffffffffffffff9c, &(0x7f00000001c0), 0x8000, 0x0)
ioctl$CIOCGSESSION2(r0, 0xc040636a, 0x0)
socketpair(0x0, 0x4, 0x0, 0x0)
dup2(0xffffffffffffffff, 0xffffffffffffffff)
kqueue()
socket$inet(0x2, 0x4, 0x8)
r1 = socket$inet_sctp(0x2, 0x1, 0x84)
setsockopt$inet_sctp_SCTP_EXPLICIT_EOR(r1, 0x84, 0x1b, &(0x7f0000000000)=0x9, 0x4)
bind$inet(r1, &(0x7f0000000200)={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10)
r2 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_int(r2, 0x6, 0x8, &(0x7f0000000000)=0x40, 0x4)
socket$inet6_sctp(0x1c, 0x5, 0x84)
dup2(0xffffffffffffffff, 0xffffffffffffffff)
openat$crypto(0xffffffffffffff9c, &(0x7f0000000100), 0x80, 0x0)
ksem_init(0x0, 0x0)
ksem_trywait(0x0)
r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000240), 0x1, 0x0)
ioctl$DIOCCLRIFFLAG(r3, 0xc028445a, &(0x7f0000000080)={0x10, 0x0})
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, &(0x7f0000000140)={0x4, [0x0, 0x0, 0x0, 0x0]}, &(0x7f00000000c0)=0x14)
socket$inet_sctp(0x2, 0x5, 0x84)
open(&(0x7f00000002c0)='./file1\x00', 0x40, 0x0)
connect$inet(0xffffffffffffffff, &(0x7f0000000040)={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10)

420.195195ms ago: executing program 2 (id=403):
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x3, 0xfffffffffffffff9, 0x9, 0x8, 0x6, 0x0, [0x3fedb022, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
r1 = kqueue()
freebsd11_kevent(r1, &(0x7f0000000000)=[{}], 0x6a81, 0x0, 0x0, 0x0)
r2 = socket$inet_sctp(0x2, 0x1, 0x84)
bind$inet(r2, 0x0, 0x0)
connect$inet(r2, &(0x7f0000000040)={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10)
r3 = socket$inet6_sctp(0x1c, 0x1, 0x84)
socket(0x0, 0x5, 0x1)
getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(r3, 0x84, 0x107, &(0x7f00000001c0)={0x0, 0x3, 0x1, 0x9831, 0xfff}, &(0x7f00000003c0)=0x18)
openat$crypto(0xffffffffffffff9c, 0x0, 0xd00, 0x0)
dup2(0xffffffffffffffff, 0xffffffffffffffff)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, 0x0)
mlock(&(0x7f0000949000/0x1000)=nil, 0x1000)
setreuid(0xee00, 0x0)
r4 = socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet(r4, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x10, 0x2, 0x3, @rand_addr=0x2}, 0x10)
getsockname$inet(r4, 0x0, &(0x7f00000001c0))
r5 = getpid()
r6 = openat$filemon(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0)
ioctl$FILEMON_SET_PID(r6, 0xc0045302, &(0x7f0000000100)=r5)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, 0x0, 0x0)
clock_getres(0xf, &(0x7f0000000280))
r7 = socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet(r7, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x10, 0x2, 0x3, @rand_addr=0x2}, 0x10)
socket$inet6_sctp(0x1c, 0x5, 0x84)
sendmsg$inet6_sctp(0xffffffffffffffff, 0x0, 0x0)
connect$inet6(r3, 0x0, 0x0)
rfork(0x7010)
setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x1203, 0x0, 0x0)

354.61513ms ago: executing program 3 (id=404):
openat$crypto(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
r0 = socket(0x1, 0x3, 0xfe)
r1 = socket(0x2, 0x1, 0x0)
r2 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r2, &(0x7f0000000000)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r2, 0x84, 0x23, &(0x7f00000000c0)={@in={{0x10, 0x2, 0x3, @rand_addr=0x7}}, 0x0, 0x0, 0x0, 0x4}, 0x90)
freebsd11_fhstatfs(&(0x7f0000000300)={{[0x1, 0x1000]}, {0x58d, 0x8, "da00"}}, &(0x7f0000000340))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000180)={'rack\x00'}, 0x34)
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @multicast1}, 0x10)
getsockopt$inet_tcp_int(r1, 0x6, 0x48, &(0x7f0000000700), &(0x7f00000006c0)=0x4)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f00000000c0)={'bbr\x00'}, 0x24)
__semctl$IPC_RMID(0x0, 0x0, 0x0)
r3 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
r4 = socket$inet_sctp(0x2, 0x5, 0x84)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x25, &(0x7f0000000940)={0x1, [0x0]}, &(0x7f0000000240)=0x8)
socket$inet6_sctp(0x1c, 0x0, 0x84)
pipe2(0x0, 0x0)
socket$unix(0x1, 0x0, 0x0)
dup2(0xffffffffffffffff, 0xffffffffffffffff)
bind$inet6(0xffffffffffffffff, 0x0, 0x0)
connect$inet6(0xffffffffffffffff, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f00000001c0)={'bbr\x00'}, 0x24)
r5 = socket$inet_sctp(0x2, 0x1, 0x84)
bind$inet(r5, &(0x7f0000002580)={0x10, 0x2, 0x1}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
getsid(0xffffffffffffffff)
fcntl$lock(0xffffffffffffffff, 0xb, 0x0)
openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)

219.861524ms ago: executing program 1 (id=405):
unlink(0x0)
r0 = socket(0x0, 0x0, 0x0)
sendto(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)=@in6={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000180)={'freebsd\x00'}, 0x24)
accept(r0, &(0x7f0000000000)=@in={0x10}, &(0x7f0000000040)=0x10)

160.525896ms ago: executing program 1 (id=406):
socket$inet6_sctp(0x1c, 0x5, 0x84)
socket$inet_sctp(0x2, 0x5, 0x84)
dup2(0xffffffffffffffff, 0xffffffffffffffff)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700)) (async)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x105, 0x0, &(0x7f0000001700))
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x0, 0x0, 0x0)
kqueue() (async)
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) (async)
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
r1 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) (async)
connect$inet(r1, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
kqueue() (async)
kqueue()
kevent(0xffffffffffffffff, &(0x7f0000000040)=[{0x0, 0x0, 0x9, 0x8}], 0x1, 0x0, 0x0, 0x0)
r2 = socket(0x1c, 0x1, 0x0)
setsockopt$sock_int(0xffffffffffffffff, 0xffff, 0x10000, &(0x7f00000000c0)=0x101, 0x4)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24) (async)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f00000001c0)={'rack\x00'}, 0x24)
connect$inet6(r2, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
aio_write(0x0) (async)
aio_write(0x0)
setsockopt$inet6_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0xf, &(0x7f0000000000)={0x0, 0x9, 0x3}, 0xc)
sendmsg$inet6_sctp(r1, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x14f}], 0x1, 0x0, 0x0, 0x81}, 0x0)
r3 = socket$inet6_sctp(0x1c, 0x5, 0x84)
connect$inet6(r3, &(0x7f0000000340)={0x1c, 0x1c, 0x2, 0x1ff, @local={0xfe, 0x80, '\x00', 0x0}, 0x2}, 0x1c)
rfork(0x85000)

0s ago: executing program 1 (id=407):
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
r1 = getpid()
r2 = openat(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x8000, 0x42)
setsockopt$inet6_sctp_SCTP_NODELAY(r2, 0x84, 0x4, &(0x7f0000000280)=0x7ff, 0x4)
rtprio(0x1, 0x0, &(0x7f00000000c0)={0x4})
rtprio(0x0, r1, &(0x7f0000000080)={0x4})
r3 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind$inet6(r3, &(0x7f0000000040)={0x1c, 0x1c, 0x1, 0x0, @loopback, 0xffdffffc}, 0x1c)
socket$inet_sctp(0x2, 0x1, 0x84)
mount(&(0x7f0000000080)='cd9660\x00', &(0x7f0000000140)='./file0\x00', 0x0, &(0x7f0000000100))
mlock(&(0x7f0000ffb000/0x4000)=nil, 0x4000)
getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x102, 0x0, 0x0)
select(0x40, &(0x7f0000000180)={0x13ae, 0x2, 0x2, 0x37, 0x6, 0x6, 0x64d5, 0x8001}, &(0x7f00000001c0)={0x3, 0x7f, 0xc, 0x80000000, 0x101, 0x7fff, 0x3, 0x5}, &(0x7f0000000200)={0x7fffffff, 0x4, 0x0, 0x4, 0x94c3, 0x1, 0x2, 0x6}, &(0x7f0000000240)={0x900000000, 0x8000000000000001})
cap_enter()
cpuset_setdomain(0x2, 0x1, 0x7, 0x20, &(0x7f0000000000)={[0x2, 0x9, 0x8000, 0x3]}, 0x1)
ioctl$DIOCRDELADDRS(r0, 0xc4504444, &(0x7f0000001b00)={{"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", "08266e89412d0e416f00", 0x3}, 0x0, 0x14, 0x0, 0x2, 0x1, 0x0, 0xffffffffffffffff})

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.0.61' (ED25519) to the list of known hosts.
Expensive callout(9) function: 0xffffffff84529770(0xfffffe0054043ad8) 0.002542475 s
Sep 12 20:24:01 ci-freebsd-main-3 dhclient[814]: send_packet: No buffer space available
if_delmulti_locked: detaching ifnet instance 0xfffffe005421f800
if_delmulti_locked: detaching ifnet instance 0xfffffe005421f800
if_delmulti_locked: detaching ifnet instance 0xfffffe005421f800
if_delmulti_locked: detaching ifnet instance 0xfffffe005421f800
if_delmulti_locked: detaching ifnet instance 0xfffffe005421f800
if_delmulti_locked: detaching ifnet instance 0xfffffe005421f800
if_delmulti_locked: detaching ifnet instance 0xfffffe007511b000
Expensive callout(9) function: 0xffffffff81a408a0(0) 0.002971558 s
if_delmulti_locked: detaching ifnet instance 0xfffffe007511b000
if_delmulti_locked: detaching ifnet instance 0xfffffe007511b000
if_delmulti_locked: detaching ifnet instance 0xfffffe007511b000
if_delmulti_locked: detaching ifnet instance 0xfffffe007511b000
if_delmulti_locked: detaching ifnet instance 0xfffffe007511b000
Expensive callout(9) function: 0xffffffff81432c40(0xfffffe006df763c0) 0.005423382 s
Expensive callout(9) function: 0xffffffff81432c40(0xfffffe006df76640) 0.023514631 s
if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800
Sep 12 20:24:27 ci-freebsd-main-3 syslogd: last message repeated 2 times
if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800
Sep 12 20:25:54 ci-freebsd-main-3 dhclient[814]: Interface tap0 is down, dhclient exiting
Sep 12 20:26:31 ci-freebsd-main-3 dhclient[814]: connection closed
Sep 12 20:26:31 ci-freebsd-main-3 dhclient[814]: exiting.
if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058726800

show registers
show proc

FreeBSD/amd64 (ci-freebsd-main-3.us-central1-b.c.syzkaller.internal) (ttyu0)

login: show registers
ps
show all locks
show malloc
SYZFAIL: failed to send rpc
fd=3 want=408 sent=0 n=-1 (errno 32: Broken pipe)
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
Sep 12 20:29:42 ci-freebsd-main-3 dhclient[1334]: Interface tap2 is down, dhclient exiting
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
Sep 12 20:29:42 ci-freebsd-main-3 dhclient[1334]: connection closed
Sep 12 20:29:42 ci-freebsd-main-3 dhclient[1334]: exiting.
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058724800
if_delmulti_locked: detaching ifnet instance 0xfffffe007511a800
if_delmulti_locked: detaching ifnet instance 0xfffffe007511a800
if_delmulti_locked: detaching ifnet instance 0xfffffe007511a800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058725000
Sep 12 20:29:43 ci-freebsd-main-3 dhclient[1373]: send_packet: No buffer space available

Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe007511a800
if_delmulti_locked: detaching ifnet instance 0xfffffe007511a800
if_delmulti_locked: detaching ifnet instance 0xfffffe007511a800