# https://syzkaller.appspot.com/bug?id=5735d842f7ea3ed9220aca64952ac4aba7ba741c
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{"repeat":true,"procs":8,"sandbox":"namespace","fault_call":-1,"tun":true,"tmpdir":true,"netdev":true}
perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
mlockall(0x1)
getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000540)={<r0=>0x0, 0x4b}, &(0x7f0000000580)=0x8)
getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f00000005c0)={<r1=>0x0, 0xffffffff}, &(0x7f0000000600)=0x8)
getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000001940)={<r2=>0x0, @in6={{0xa, 0x4e24, 0x100000000, @loopback={0x0, 0x1}, 0x80}}, 0x7, 0x7, 0x74a, 0x2, 0x6}, &(0x7f0000001a00)=0x98)
getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(0xffffffffffffff9c, 0x84, 0x6d, &(0x7f0000002840)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001b40)=0x2)
sendmmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000002400)=[{&(0x7f0000000280)=@in6={0xa, 0x4e23, 0x25, @dev={0xfe, 0x80, [], 0x12}, 0xb9}, 0x1c, &(0x7f0000000300)=[{&(0x7f00000002c0)="9ddf360a", 0x4}], 0x1, &(0x7f0000000340)=[@dstaddrv6={0x20, 0x84, 0x8, @mcast2={0xff, 0x2, [], 0x1}}], 0x20, 0x8000}, {&(0x7f0000000380)=@in6={0xa, 0x4e21, 0x10000, @loopback={0x0, 0x1}, 0x101}, 0x1c, &(0x7f0000000500)=[{&(0x7f00000003c0)}], 0x1, &(0x7f0000000640)=[@sndrcv={0x30, 0x84, 0x1, {0x8, 0x17688209, 0x0, 0x1ff, 0xe5, 0xdd, 0x40, 0x7, r0}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x0, 0x800d, 0xd2, 0x5f8, 0xd3c9, 0x4, 0x101, r1}}, @prinfo={0x18, 0x84, 0x5, {0x30}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast2=0xe0000002}], 0x90, 0x15}, {&(0x7f0000000700)=@in6={0xa, 0x4e23, 0x7fff, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000000840)=[{&(0x7f0000000740)="c117ae879ab0cb13e0af316271d98bd4000427571bb08b9d79da527a46bffbc15ddabb99fea6fa2b816ea09e982a727e679d360ee5eb47483c97de9f344c6a771e82145419ff6e7f9833c66b6af927c32fcb2d8785d487ec9981f69c6442af3580084d5d292dd478c63d46b9e676402d85b8d95812deec8fb3c916113ff45bda813fab87288caabcf5817fa55cf7cab0cb25e7462576af01c4b2c7a29f34a6c8ef849e384cfad0d302c99ab613f475d8bde955a1661755d4a69a46f42d777188a6399eb8558ab6a0375164c060c609acc60c736be925bb", 0xd7}], 0x1, &(0x7f0000000880)=[@authinfo={0x18, 0x84, 0x6, {0x6}}], 0x18, 0x1}, {&(0x7f00000008c0)=@in6={0xa, 0x4e23, 0x5, @mcast1={0xff, 0x1, [], 0x1}, 0x9}, 0x1c, &(0x7f0000001900)=[{&(0x7f0000000900)="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", 0x1000}], 0x1, &(0x7f0000001b80)=ANY=[@ANYRES32=r2, @ANYBLOB, @ANYBLOB], 0x4, 0x20040000}, {&(0x7f0000001e00)=@in6={0xa, 0x4e21, 0x3, @loopback={0x0, 0x1}, 0x7a7d}, 0x1c, &(0x7f0000001e40), 0x0, 0x0, 0x0, 0x40c1}, {&(0x7f0000001e80)=@in6={0xa, 0x4e20, 0x55, @mcast1={0xff, 0x1, [], 0x1}, 0x4}, 0x1c, &(0x7f0000002340)=[{&(0x7f0000001ec0)="f505d904", 0x4}, {&(0x7f0000001fc0)}, {&(0x7f0000002040)}, {&(0x7f0000002200)="7c95ac2d5e6cfb657a4ad16ded040bd09549", 0x12}, {&(0x7f0000002280)}], 0x5, 0x0, 0x0, 0x40000}], 0x6, 0x20000000)
openat$md(0xffffffffffffff9c, &(0x7f0000000180)='/dev/md0\x00', 0x101400, 0x0)
memfd_create(&(0x7f0000001a40)="73797374656d76626f786e65743100b3238d8c4094b9ae249fee77811c5289cf18fc1759ed3919831a6d985516d51ee214da5055c62f7a447ecfb2905948c44d42049b364ee4e8907517eda65e951a92fcb5e894e1c8c3a980700369ede4df51fb8898e8d180988b09bfefebe1946a9f135b73339fea45d01619bc0b9db6ac7bcce48d88be4278ed39a6b3a0e374b9e58472fe616ed8168dd0bd8d1672fbd9", 0x0)