r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f0000000240)="b1", 0x1, 0x0)
fallocate(r0, 0x20, 0x0, 0xffff77ff000)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0)
fallocate(r1, 0x20, 0x0, 0xffff77ff000)