# https://syzkaller.appspot.com/bug?id=66f91bbeba087ae7a82dbd9c774eb4a12fbece46
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{"threaded":true,"repeat":true,"procs":1,"slowdown":1,"sandbox":"none","sandbox_arg":0,"cgroups":true,"close_fds":true,"tmpdir":true,"callcomments":true}
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x121403, 0x0)
ioctl$FS_IOC_SETFLAGS(r0, 0x40081271, &(0x7f0000000980)=0x4000) (async)
mount(&(0x7f00000001c0)=@nullb, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='btrfs\x00', 0x4418, 0x0)
write$tun(0xffffffffffffffff, 0x0, 0xa2)