# https://syzkaller.appspot.com/bug?id=abb6cc54bd2802dfdeb0978f7adf870325b80f92
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{Threaded:true Collide:true Repeat:true Procs:8 Sandbox:namespace Fault:false FaultCall:-1 FaultNth:0 EnableTun:true UseTmpDir:true HandleSegv:true WaitRepeat:true Debug:false Repro:false}
mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000040fe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f000072f000-0x78)={0x2, 0x78, 0xd4e7, 0x0, 0x0, 0xea1, 0x0, 0x0, 0xece37fd02f8048af, 0x0, 0x2001000000000fa, 0x9dba, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4bbc, 0x0, 0x80000000000000, 0x0}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000040fe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000001000)=0x0, 0x0)
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000af5000)="2f6465762f70746d7800", 0x0, 0x0)
ioctl$TIOCPKT(r0, 0x5420, &(0x7f000005b000-0x4)=0x9d)
read(r0, &(0x7f0000532000)="00", 0x1)
ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f00009b8000-0x1)=0x0)
r1 = gettid()
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000029000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
readv(r0, &(0x7f0000dce000-0x10)=[{&(0x7f0000cd8000)="00", 0x1}], 0x1)
r4 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f00003a0000-0x16)="2f73656c696e75782f636865636b72657170726f7400", 0x4080, 0x0)
getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f0000eed000)={<r5=>0x0, 0x6b, "0993dfd04d0b8d68655c00bf72644b0db71ce3661f7e001a4ec40591ea25903fd9de72bebb6b617e88ba69343fc08d74f7c2e9ea8c66db78508a921b14d7358375ea39c30d829320bb3c5efee7281746e54fb9f7a84ea01facf6143d32251dd11b03275a4bc8a2dbb69c4c"}, &(0x7f0000544000)=0x73)
setsockopt$inet_sctp_SCTP_RESET_STREAMS(r4, 0x84, 0x77, &(0x7f000041f000-0x8)={r5, 0x7}, 0x8)
ioctl$int_in(r2, 0x5452, &(0x7f0000b38000)=0x3c)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000fb9000)=0x7)
fcntl$setsig(r2, 0xa, 0x12)
poll(&(0x7f0000b2c000)=[{r3, 0x0, 0x0}], 0x1, 0xfffffffffffffff8)
read$eventfd(0xffffffffffffffff, &(0x7f000039e000-0x8)=0x0, 0x8)
ioctl$TCSETSF(r0, 0x5404, &(0x7f000065a000-0x24)={0x0, 0x2, 0x8000000000000, 0x0, 0x201, 0x0, 0x5, 0x0, 0x7ffffffc, 0x802, 0x0, 0x4})
r6 = dup2(r2, r3)
getsockopt$inet_sctp_SCTP_MAXSEG(r6, 0x84, 0xd, &(0x7f000002d000-0x8)=@assoc_value={<r7=>0x0, 0x9}, &(0x7f0000cbd000-0x4)=0x8)
setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r6, 0x84, 0x78, &(0x7f0000cb9000-0x4)=r7, 0x4)
sched_setattr(r1, &(0x7f0000853000-0x30)={0x30, 0x0, 0x0, 0x70, 0x7, 0x3, 0x6, 0x2742}, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000810000)=0x0)
fcntl$setown(r6, 0x8, r1)
tkill(r1, 0x20000000016)
socket(0x10, 0x2, 0x0)
accept4$unix(r3, &(0x7f0000fda000-0x8)=@abs={0x0, 0x0, 0x0}, &(0x7f0000544000-0x4)=0x8, 0x0)