# https://syzkaller.appspot.com/bug?id=a2c1393a92634b515391d1e54519dda3fd87e86c
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{Threaded:true Collide:true Repeat:true Procs:8 Sandbox: Fault:false FaultCall:-1 FaultNth:0 EnableTun:false UseTmpDir:false EnableCgroups:false HandleSegv:false WaitRepeat:false Debug:false Repro:false}
add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffb)
r0 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000280)='/selinux/avc/cache_threshold\x00', 0x2, 0x0)
fcntl$getown(r0, 0x9)
r1 = syz_open_dev$tun(&(0x7f00000d4000)='/dev/net/tun\x00', 0x0, 0x0)
syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x80000)
fsetxattr(r1, &(0x7f0000af1fe8)=@known='system.posix_acl_access\x00', &(0x7f0000c56000)="020000000400000090746e00", 0xc, 0x0)
r2 = socket$netlink(0x10, 0x3, 0x1f)
mmap(&(0x7f0000000000/0xe77000)=nil, 0xe77000, 0x3, 0x32, r2, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffff9c, 0x84, 0xe, &(0x7f0000000040)={0x0, 0x2, 0x7fffffff, 0x0, 0x100, 0xffffffffffffffc0, 0xffffffffffffffff, 0x9, {0x0, @in6={{0xa, 0x4e24, 0x6, @loopback={0x0, 0x1}}}, 0x8001, 0x6, 0x4, 0x0, 0x2}}, &(0x7f0000000100)=0xb0)
ioctl$LOOP_SET_CAPACITY(r0, 0x4c07)
accept4$unix(0xffffffffffffffff, &(0x7f00000001c0), &(0x7f0000000240)=0x6e, 0x80000)
setsockopt$IP6T_SO_SET_ADD_COUNTERS(r1, 0x29, 0x41, &(0x7f0000000400)=ANY=[@ANYBLOB], 0x1)
setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f0000000000)={0x4}, 0x1)
r3 = socket$inet6_udp(0xa, 0x2, 0x0)
r4 = socket$l2tp(0x18, 0x1, 0x1)
connect$l2tp(r4, &(0x7f0000000180)=@pppol2tpin6={0x18, 0x1, {0x0, r3, 0x3, 0x200000, 0x2, 0x0, {0xa, 0x4e21, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x4}}}, 0x32)
r5 = socket$l2tp(0x18, 0x1, 0x1)
close(r4)
dup2(r5, r3)