perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)
mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff)
mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff)
creat(0x0, 0x0)
write(0xffffffffffffffff, 0x0, 0x0)
r0 = creat(&(0x7f0000000300)='./file0\x00', 0x0)
write(r0, &(0x7f0000000900)='^', 0x1)
ioctl$EXT4_IOC_SWAP_BOOT(r0, 0x6611)