# https://syzkaller.appspot.com/bug?id=5f70a839ed78d08bbd4afd2c98d5088bdc7dcb0d
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{Threaded:true Collide:true Repeat:true Procs:1 Sandbox: Fault:false FaultCall:-1 FaultNth:0 EnableTun:false UseTmpDir:false HandleSegv:false WaitRepeat:false Debug:false Repro:false}
mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
unshare(0x20000)
perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000164000)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCGPTPEER(r0, 0x5441, 0x0)