signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0)
syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f0000000240)='./file0/../file0\x00', &(0x7f0000000440)='tmpfs\x00', 0x0, 0x0)
mount$bind(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x20, 0x0)