# https://syzkaller.appspot.com/bug?id=a1954eed3adfde914df9a0a2d0b7d1ecb876072f
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{"repeat":true,"procs":1,"slowdown":1,"sandbox":"","sandbox_arg":0,"close_fds":false,"callcomments":true}
chdir(0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mydev\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./mydev\x00', &(0x7f0000000300)='devtmpfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./mydev/ttyS0\x00', 0x2, 0x0)
ioctl$TIOCSBRK(r0, 0x5427)
setreuid(0x0, 0x0)
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0)