| // kernel BUG at fs/f2fs/inode.c:LINE! |
| // https://syzkaller.appspot.com/bug?id=e9a7ecc060e3b7cf35b9754e384fe18658589bf2 |
| // status:fixed |
| // autogenerated by syzkaller (http://github.com/google/syzkaller) |
| |
| #define _GNU_SOURCE |
| #include <endian.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <linux/loop.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <sys/ioctl.h> |
| #include <sys/mount.h> |
| #include <sys/stat.h> |
| #include <sys/syscall.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| |
| extern unsigned long long procid; |
| |
| struct fs_image_segment { |
| void* data; |
| uintptr_t size; |
| uintptr_t offset; |
| }; |
| |
| #define IMAGE_MAX_SEGMENTS 4096 |
| #define IMAGE_MAX_SIZE (129 << 20) |
| |
| #define SYZ_memfd_create 319 |
| |
| static uintptr_t syz_mount_image(uintptr_t fs, uintptr_t dir, uintptr_t size, |
| uintptr_t nsegs, uintptr_t segments, |
| uintptr_t flags, uintptr_t opts) |
| { |
| char loopname[64]; |
| int loopfd, err = 0, res = -1; |
| uintptr_t i; |
| struct fs_image_segment* segs = (struct fs_image_segment*)segments; |
| |
| if (nsegs > IMAGE_MAX_SEGMENTS) |
| nsegs = IMAGE_MAX_SEGMENTS; |
| for (i = 0; i < nsegs; i++) { |
| if (segs[i].size > IMAGE_MAX_SIZE) |
| segs[i].size = IMAGE_MAX_SIZE; |
| segs[i].offset %= IMAGE_MAX_SIZE; |
| if (segs[i].offset > IMAGE_MAX_SIZE - segs[i].size) |
| segs[i].offset = IMAGE_MAX_SIZE - segs[i].size; |
| if (size < segs[i].offset + segs[i].offset) |
| size = segs[i].offset + segs[i].offset; |
| } |
| if (size > IMAGE_MAX_SIZE) |
| size = IMAGE_MAX_SIZE; |
| int memfd = syscall(SYZ_memfd_create, "syz_mount_image", 0); |
| if (memfd == -1) { |
| err = errno; |
| goto error; |
| } |
| if (ftruncate(memfd, size)) { |
| err = errno; |
| goto error_close_memfd; |
| } |
| for (i = 0; i < nsegs; i++) { |
| if (pwrite(memfd, segs[i].data, segs[i].size, segs[i].offset) < 0) { |
| } |
| } |
| snprintf(loopname, sizeof(loopname), "/dev/loop%llu", procid); |
| loopfd = open(loopname, O_RDWR); |
| if (loopfd == -1) { |
| err = errno; |
| goto error_close_memfd; |
| } |
| if (ioctl(loopfd, LOOP_SET_FD, memfd)) { |
| if (errno != EBUSY) { |
| err = errno; |
| goto error_close_loop; |
| } |
| ioctl(loopfd, LOOP_CLR_FD, 0); |
| usleep(1000); |
| if (ioctl(loopfd, LOOP_SET_FD, memfd)) { |
| err = errno; |
| goto error_close_loop; |
| } |
| } |
| mkdir((char*)dir, 0777); |
| if (strcmp((char*)fs, "iso9660") == 0) |
| flags |= MS_RDONLY; |
| if (mount(loopname, (char*)dir, (char*)fs, flags, (char*)opts)) { |
| err = errno; |
| goto error_clear_loop; |
| } |
| res = 0; |
| error_clear_loop: |
| ioctl(loopfd, LOOP_CLR_FD, 0); |
| error_close_loop: |
| close(loopfd); |
| error_close_memfd: |
| close(memfd); |
| error: |
| errno = err; |
| return res; |
| } |
| |
| unsigned long long procid; |
| void loop() |
| { |
| memcpy((void*)0x20000000, "f2fs", 5); |
| memcpy((void*)0x20000100, "./file0", 8); |
| *(uint64_t*)0x20000200 = 0x20010400; |
| memcpy((void*)0x20010400, |
| "\x10\x20\xf5\xf2\x01\x00\x07\x00\x09\x00\x00\x00\x03\x00\x00\x00\x0c" |
| "\x00\x00\x00\x09\x00\x00\x00\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x48\x00\x00\x00\x00\x00\x00\x0d\x00\x00\x00\x22\x00\x00" |
| "\x00\x02\x00\x00\x00\x02\x00\x00\x00\x02\x00\x00\x00\x02\x00\x00\x00" |
| "\x1a\x00\x00\x00\x00\x04\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00" |
| "\x0c\x00\x00\x00\x10\x00\x00\x00\x14\x00\x00\x03\x00\x00\x00\x01\x00" |
| "\x00\x00\x02", |
| 105); |
| *(uint64_t*)0x20000208 = 0x69; |
| *(uint64_t*)0x20000210 = 0x1400; |
| *(uint64_t*)0x20000218 = 0x20000c00; |
| memcpy((void*)0x20000c00, |
| "\x00\x00\x00\x00\x4c\x69\x6e\x75\x78\x20\x76\x65\x72\x73\x69\x6f\x6e" |
| "\x20\x34\x2e\x39\x2e\x30\x2d\x36\x69\x4f\x8f\x78\xb7\x2d\x61\x6d\x64" |
| "\x36\x34\x20\x28\x64\x65\x62\x69\x61\x6e\x2d\x6b\x65\x72\x6e\x65\x6c" |
| "\x40\x6c\x69\x73\x74\x73\x2e\x64\x65\x62\x69\x61\x6e\x2e\x6f\x72\x67" |
| "\x29\x20\x28\x67\x63\x63\x20\x76\x65\x72\x73\x69\x6f\x6e\x20\x36\x2e" |
| "\x33\x2e\x30\x20\x32\x30\x31\x37\x30\x35\x31\x36\x20\x28\x44\x65\x62" |
| "\x69\x61\x6e\x20\x36\x2e\x33\x2e\x30\x2d\x31\x38\x2b\x64\x65\x62\x39" |
| "\x75\x31\x29\x20\x29\x24\x23\x31\x20\x53\x4d\x50\x20\x44\x65\x62\x69" |
| "\x61\x6e\x20\x34\x2e\x39\x2e\x38\x32\x2d\x31\x2b\x64\x65\x62\x39\x75" |
| "\x33\x20\x28\x32\x30\x31\x38\x2d\x30\x33\x2d\x30\x32\x29\x00\x00\x02" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x34\x95\x45\xf7\x00\x68\x9a" |
| "\x8b\x58\x9c\x0c\x84\xd0\xc5\x66\xb6\xf2\x75\xaa\xb6\x69\x4c\xe6\x16" |
| "\x97\xcb\x75\x5a\x68\xf1\x63\xfe\xbd\xce\x49\x5b\x92\x93\x01\x55\x76" |
| "\xaf\xb2\xfd\xd8\xc3\xfb\xcf\x38\xb3\xf4\xdb\x47\x7a\xc5\x54\xb9\x39" |
| "\x92\x4b\x1b\x21\x39\xe7\xb7\x60\xa8\xea\x52\xa2", |
| 267); |
| *(uint64_t*)0x20000220 = 0x10b; |
| *(uint64_t*)0x20000228 = 0x1b80; |
| *(uint64_t*)0x20000230 = 0x20010800; |
| *(uint64_t*)0x20000238 = 0; |
| *(uint64_t*)0x20000240 = 0x400000; |
| *(uint64_t*)0x20000248 = 0x20010900; |
| *(uint64_t*)0x20000250 = 0; |
| *(uint64_t*)0x20000258 = 0x400fe0; |
| *(uint64_t*)0x20000260 = 0x20010a00; |
| *(uint64_t*)0x20000268 = 0; |
| *(uint64_t*)0x20000270 = 0x4011e0; |
| *(uint64_t*)0x20000278 = 0x20010b00; |
| *(uint64_t*)0x20000280 = 0; |
| *(uint64_t*)0x20000288 = 0x401240; |
| *(uint64_t*)0x20000290 = 0x20010c00; |
| *(uint64_t*)0x20000298 = 0; |
| *(uint64_t*)0x200002a0 = 0x401280; |
| *(uint64_t*)0x200002a8 = 0x20010d00; |
| *(uint64_t*)0x200002b0 = 0; |
| *(uint64_t*)0x200002b8 = 0x4012e0; |
| *(uint64_t*)0x200002c0 = 0x20010e00; |
| *(uint64_t*)0x200002c8 = 0; |
| *(uint64_t*)0x200002d0 = 0x401320; |
| *(uint64_t*)0x200002d8 = 0x20010f00; |
| *(uint64_t*)0x200002e0 = 0; |
| *(uint64_t*)0x200002e8 = 0x401380; |
| *(uint64_t*)0x200002f0 = 0x20011000; |
| *(uint64_t*)0x200002f8 = 0; |
| *(uint64_t*)0x20000300 = 0x4013e0; |
| *(uint64_t*)0x20000308 = 0x20011100; |
| *(uint64_t*)0x20000310 = 0; |
| *(uint64_t*)0x20000318 = 0x402000; |
| *(uint64_t*)0x20000320 = 0x20011200; |
| *(uint64_t*)0x20000328 = 0; |
| *(uint64_t*)0x20000330 = 0x402e00; |
| *(uint64_t*)0x20000338 = 0x20000140; |
| *(uint64_t*)0x20000340 = 0; |
| *(uint64_t*)0x20000348 = 0x402fe0; |
| *(uint64_t*)0x20000350 = 0x20011400; |
| *(uint64_t*)0x20000358 = 0; |
| *(uint64_t*)0x20000360 = 0x403fe0; |
| *(uint64_t*)0x20000368 = 0x20011500; |
| *(uint64_t*)0x20000370 = 0; |
| *(uint64_t*)0x20000378 = 0x404fe0; |
| *(uint64_t*)0x20000380 = 0x20011600; |
| *(uint64_t*)0x20000388 = 0; |
| *(uint64_t*)0x20000390 = 0x405fe0; |
| *(uint64_t*)0x20000398 = 0x20011700; |
| memcpy((void*)0x20011700, |
| "\x0c\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x0c" |
| "\x00\x00\x00\x00\x00\x00\x00\x16\x00\x00\x00\x18\x00\x00\x00\x14\x00" |
| "\x00\x00\x18\x00\x00\x00\x16\x00\x00\x00\x14\x00\x00\x00\xff\xff\xff" |
| "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" |
| "\x0d\x00\x0b\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x12" |
| "\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\xff\xff\xff\xff\xff\xff" |
| "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\x09\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x45\x00\x00\x00" |
| "\x06\x00\x00\x00\x01\x00\x00\x00\x0b\x00\x00\x00\x0b\x00\x00\x00\x0e" |
| "\x00\x00\x00\x40\x00\x00\x00\x40\x00\x00\x00\xfc\x0f\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00", |
| 192); |
| *(uint64_t*)0x200003a0 = 0xc0; |
| *(uint64_t*)0x200003a8 = 0x600000; |
| *(uint64_t*)0x200003b0 = 0x20011800; |
| memcpy((void*)0x20011800, |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x72\xd3\x2b\xce\x0b\x00" |
| "\x03\x00\x00\x00\x00\x03\x00\x00\x00\x0c\x44\x00\x00\x04\x00\x00\x00" |
| "\x00\x04\x00\x00\x00\x01\x40\x00\x00\x05\x00\x00\x00\x00\x05\x00\x00" |
| "\x00\x04\x44\x00\x00\x06\x00\x00\x00\x00\x06\x00\x00\x00\x03\x40\x00" |
| "\x00\x07\x00\x00\x00\x00\x07\x00\x00\x00\x04\x40\x00\x00\x08\x00\x00" |
| "\x00\x00\x08\x00\x00\x00\x05\x40\x00\x00\x09\x00\x00\x00\x00\x09\x00" |
| "\x00\x00\x06\x40\x00\x00\x0a\x00\x00\x00\x00\x0a\x00\x00\x00\x07\x40" |
| "\x00\x00\x0b\x00\x00\x00\x00\x0b\x00\x00\x00\x0b\x44\x00\x00\x0c\x00" |
| "\x00\x00\x00\x0c\x00\x00\x00\x08\x40\x00\x00\x0d\x00\x00\x00\x00\x0d" |
| "\x00\x00\x00\x0a\x40\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00", |
| 192); |
| *(uint64_t*)0x200003b8 = 0xc0; |
| *(uint64_t*)0x200003c0 = 0x600fe0; |
| *(uint64_t*)0x200003c8 = 0x20011900; |
| *(uint64_t*)0x200003d0 = 0; |
| *(uint64_t*)0x200003d8 = 0x6011e0; |
| *(uint64_t*)0x200003e0 = 0x20011a00; |
| *(uint64_t*)0x200003e8 = 0; |
| *(uint64_t*)0x200003f0 = 0x601240; |
| *(uint64_t*)0x200003f8 = 0x20011b00; |
| *(uint64_t*)0x20000400 = 0; |
| *(uint64_t*)0x20000408 = 0x601280; |
| *(uint64_t*)0x20000410 = 0x20011c00; |
| *(uint64_t*)0x20000418 = 0; |
| *(uint64_t*)0x20000420 = 0x6012e0; |
| *(uint64_t*)0x20000428 = 0x20011d00; |
| *(uint64_t*)0x20000430 = 0; |
| *(uint64_t*)0x20000438 = 0x601320; |
| *(uint64_t*)0x20000440 = 0x20011e00; |
| *(uint64_t*)0x20000448 = 0; |
| *(uint64_t*)0x20000450 = 0x601380; |
| *(uint64_t*)0x20000458 = 0x20011f00; |
| *(uint64_t*)0x20000460 = 0; |
| *(uint64_t*)0x20000468 = 0x6013e0; |
| *(uint64_t*)0x20000470 = 0x20012000; |
| *(uint64_t*)0x20000478 = 0; |
| *(uint64_t*)0x20000480 = 0x602000; |
| *(uint64_t*)0x20000488 = 0x20012100; |
| *(uint64_t*)0x20000490 = 0; |
| *(uint64_t*)0x20000498 = 0x602e00; |
| *(uint64_t*)0x200004a0 = 0x20012200; |
| *(uint64_t*)0x200004a8 = 0; |
| *(uint64_t*)0x200004b0 = 0x602fe0; |
| *(uint64_t*)0x200004b8 = 0x20012300; |
| *(uint64_t*)0x200004c0 = 0; |
| *(uint64_t*)0x200004c8 = 0x603fe0; |
| *(uint64_t*)0x200004d0 = 0x20012400; |
| memcpy((void*)0x20012400, |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x0c\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x0c\x00\x00" |
| "\x00\x00\x00\x00\x00\x16\x00\x00\x00\x18\x00\x00\x00\x14\x00\x00\x00" |
| "\x18\x00\x00\x00\x16\x00\x00\x00\x14\x00\x00\x00\xff\xff\xff\xff\xff" |
| "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\x0d\x00" |
| "\x0b\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x12\x00\x00" |
| "\x00\x02\x00\x00\x00\x00\x00\x00\x00\xff\xff\xff\xff\xff\xff\xff\xff" |
| "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\x09\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x45\x00\x00\x00\x06\x00" |
| "\x00\x00\x01\x00\x00\x00\x0b\x00\x00\x00\x0b\x00\x00\x00\x0e\x00\x00" |
| "\x00\x40\x00\x00\x00\x40\x00\x00\x00\xfc\x0f\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00", |
| 224); |
| *(uint64_t*)0x200004d8 = 0xe0; |
| *(uint64_t*)0x200004e0 = 0x604fe0; |
| *(uint64_t*)0x200004e8 = 0x20012500; |
| memcpy((void*)0x20012500, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x72\xd3\x2b\xce", |
| 32); |
| *(uint64_t*)0x200004f0 = 0x20; |
| *(uint64_t*)0x200004f8 = 0x605fe0; |
| *(uint64_t*)0x20000500 = 0x20012600; |
| *(uint64_t*)0x20000508 = 0; |
| *(uint64_t*)0x20000510 = 0xc00000; |
| *(uint64_t*)0x20000518 = 0x20012700; |
| *(uint64_t*)0x20000520 = 0; |
| *(uint64_t*)0x20000528 = 0x3800000; |
| *(uint64_t*)0x20000530 = 0x20012800; |
| *(uint64_t*)0x20000538 = 0; |
| *(uint64_t*)0x20000540 = 0x3800940; |
| *(uint64_t*)0x20000548 = 0x20012900; |
| *(uint64_t*)0x20000550 = 0; |
| *(uint64_t*)0x20000558 = 0x3801000; |
| *(uint64_t*)0x20000560 = 0x20012a00; |
| *(uint64_t*)0x20000568 = 0; |
| *(uint64_t*)0x20000570 = 0x3801940; |
| *(uint64_t*)0x20000578 = 0x20012b00; |
| *(uint64_t*)0x20000580 = 0; |
| *(uint64_t*)0x20000588 = 0x3802000; |
| *(uint64_t*)0x20000590 = 0x20012c00; |
| *(uint64_t*)0x20000598 = 0; |
| *(uint64_t*)0x200005a0 = 0x3802940; |
| *(uint64_t*)0x200005a8 = 0x20012d00; |
| *(uint64_t*)0x200005b0 = 0; |
| *(uint64_t*)0x200005b8 = 0x3803000; |
| *(uint64_t*)0x200005c0 = 0x20012e00; |
| *(uint64_t*)0x200005c8 = 0; |
| *(uint64_t*)0x200005d0 = 0x3803940; |
| *(uint64_t*)0x200005d8 = 0x20012f00; |
| *(uint64_t*)0x200005e0 = 0; |
| *(uint64_t*)0x200005e8 = 0x3804000; |
| *(uint64_t*)0x200005f0 = 0x20013000; |
| *(uint64_t*)0x200005f8 = 0; |
| *(uint64_t*)0x20000600 = 0x3804940; |
| *(uint64_t*)0x20000608 = 0x20013100; |
| *(uint64_t*)0x20000610 = 0; |
| *(uint64_t*)0x20000618 = 0x3805000; |
| *(uint64_t*)0x20000620 = 0x20013200; |
| *(uint64_t*)0x20000628 = 0; |
| *(uint64_t*)0x20000630 = 0x3805940; |
| *(uint64_t*)0x20000638 = 0x20013300; |
| *(uint64_t*)0x20000640 = 0; |
| *(uint64_t*)0x20000648 = 0x3806000; |
| *(uint64_t*)0x20000650 = 0x20013400; |
| *(uint64_t*)0x20000658 = 0; |
| *(uint64_t*)0x20000660 = 0x3806940; |
| *(uint64_t*)0x20000668 = 0x20013500; |
| *(uint64_t*)0x20000670 = 0; |
| *(uint64_t*)0x20000678 = 0x3807000; |
| *(uint64_t*)0x20000680 = 0x20013600; |
| *(uint64_t*)0x20000688 = 0; |
| *(uint64_t*)0x20000690 = 0x3807940; |
| *(uint64_t*)0x20000698 = 0x20013700; |
| *(uint64_t*)0x200006a0 = 0; |
| *(uint64_t*)0x200006a8 = 0x3808000; |
| *(uint64_t*)0x200006b0 = 0x20013800; |
| *(uint64_t*)0x200006b8 = 0; |
| *(uint64_t*)0x200006c0 = 0x3808940; |
| *(uint64_t*)0x200006c8 = 0x20013900; |
| *(uint64_t*)0x200006d0 = 0; |
| *(uint64_t*)0x200006d8 = 0x4000000; |
| *(uint64_t*)0x200006e0 = 0x20013a00; |
| *(uint64_t*)0x200006e8 = 0; |
| *(uint64_t*)0x200006f0 = 0x4000160; |
| *(uint64_t*)0x200006f8 = 0x20013b00; |
| *(uint64_t*)0x20000700 = 0; |
| *(uint64_t*)0x20000708 = 0x4000fe0; |
| *(uint64_t*)0x20000710 = 0x20013c00; |
| *(uint64_t*)0x20000718 = 0; |
| *(uint64_t*)0x20000720 = 0x4001160; |
| *(uint64_t*)0x20000728 = 0x20013d00; |
| *(uint64_t*)0x20000730 = 0; |
| *(uint64_t*)0x20000738 = 0x4001fe0; |
| *(uint64_t*)0x20000740 = 0x20013e00; |
| *(uint64_t*)0x20000748 = 0; |
| *(uint64_t*)0x20000750 = 0x4002160; |
| *(uint64_t*)0x20000758 = 0x20013f00; |
| *(uint64_t*)0x20000760 = 0; |
| *(uint64_t*)0x20000768 = 0x4002fe0; |
| *(uint64_t*)0x20000770 = 0x20014000; |
| *(uint64_t*)0x20000778 = 0; |
| *(uint64_t*)0x20000780 = 0x4003160; |
| *(uint64_t*)0x20000788 = 0x20014100; |
| *(uint64_t*)0x20000790 = 0; |
| *(uint64_t*)0x20000798 = 0x4003fe0; |
| *(uint64_t*)0x200007a0 = 0x20014200; |
| *(uint64_t*)0x200007a8 = 0; |
| *(uint64_t*)0x200007b0 = 0x4004fe0; |
| *(uint64_t*)0x200007b8 = 0x20014300; |
| *(uint64_t*)0x200007c0 = 0; |
| *(uint64_t*)0x200007c8 = 0x4005fe0; |
| *(uint64_t*)0x200007d0 = 0x20014400; |
| *(uint64_t*)0x200007d8 = 0; |
| *(uint64_t*)0x200007e0 = 0x4006fe0; |
| *(uint64_t*)0x200007e8 = 0x20014500; |
| *(uint64_t*)0x200007f0 = 0; |
| *(uint64_t*)0x200007f8 = 0x4007fe0; |
| *(uint64_t*)0x20000800 = 0x20014600; |
| *(uint64_t*)0x20000808 = 0; |
| *(uint64_t*)0x20000810 = 0x4008fe0; |
| *(uint64_t*)0x20000818 = 0x20014700; |
| *(uint64_t*)0x20000820 = 0; |
| *(uint64_t*)0x20000828 = 0x4009160; |
| *(uint64_t*)0x20000830 = 0x20014800; |
| *(uint64_t*)0x20000838 = 0; |
| *(uint64_t*)0x20000840 = 0x4009fe0; |
| *(uint64_t*)0x20000848 = 0x20014900; |
| *(uint64_t*)0x20000850 = 0; |
| *(uint64_t*)0x20000858 = 0x400a160; |
| *(uint64_t*)0x20000860 = 0x20014a00; |
| *(uint64_t*)0x20000868 = 0; |
| *(uint64_t*)0x20000870 = 0x400afe0; |
| *(uint64_t*)0x20000878 = 0x20014b00; |
| *(uint64_t*)0x20000880 = 0; |
| *(uint64_t*)0x20000888 = 0x4400000; |
| *(uint64_t*)0x20000890 = 0x20014c00; |
| *(uint64_t*)0x20000898 = 0; |
| *(uint64_t*)0x200008a0 = 0x4400160; |
| *(uint64_t*)0x200008a8 = 0x20014d00; |
| *(uint64_t*)0x200008b0 = 0; |
| *(uint64_t*)0x200008b8 = 0x4400fe0; |
| *(uint64_t*)0x200008c0 = 0x20014e00; |
| *(uint64_t*)0x200008c8 = 0; |
| *(uint64_t*)0x200008d0 = 0x4401160; |
| *(uint64_t*)0x200008d8 = 0x20014f00; |
| *(uint64_t*)0x200008e0 = 0; |
| *(uint64_t*)0x200008e8 = 0x4401fe0; |
| *(uint64_t*)0x200008f0 = 0x20015000; |
| *(uint64_t*)0x200008f8 = 0; |
| *(uint64_t*)0x20000900 = 0x4402160; |
| *(uint64_t*)0x20000908 = 0x20000040; |
| *(uint64_t*)0x20000910 = 0; |
| *(uint64_t*)0x20000918 = 0x4402fe0; |
| *(uint64_t*)0x20000920 = 0x20015200; |
| *(uint64_t*)0x20000928 = 0; |
| *(uint64_t*)0x20000930 = 0x4403160; |
| *(uint64_t*)0x20000938 = 0x20015300; |
| *(uint64_t*)0x20000940 = 0; |
| *(uint64_t*)0x20000948 = 0x4403940; |
| *(uint64_t*)0x20000950 = 0x20015400; |
| *(uint64_t*)0x20000958 = 0; |
| *(uint64_t*)0x20000960 = 0x4403fe0; |
| *(uint64_t*)0x20000968 = 0x20015500; |
| *(uint64_t*)0x20000970 = 0; |
| *(uint64_t*)0x20000978 = 0x4404160; |
| *(uint64_t*)0x20000980 = 0x20015600; |
| *(uint64_t*)0x20000988 = 0; |
| *(uint64_t*)0x20000990 = 0x4404940; |
| *(uint64_t*)0x20000998 = 0x20015700; |
| *(uint64_t*)0x200009a0 = 0; |
| *(uint64_t*)0x200009a8 = 0x4404fe0; |
| *(uint64_t*)0x200009b0 = 0x20015800; |
| *(uint64_t*)0x200009b8 = 0; |
| *(uint64_t*)0x200009c0 = 0x4405160; |
| *(uint64_t*)0x200009c8 = 0x20015900; |
| *(uint64_t*)0x200009d0 = 0; |
| *(uint64_t*)0x200009d8 = 0x4405fe0; |
| *(uint64_t*)0x200009e0 = 0x20015a00; |
| *(uint64_t*)0x200009e8 = 0; |
| *(uint64_t*)0x200009f0 = 0x4406160; |
| *(uint64_t*)0x200009f8 = 0x20015b00; |
| *(uint64_t*)0x20000a00 = 0; |
| *(uint64_t*)0x20000a08 = 0x4406fe0; |
| *(uint64_t*)0x20000a10 = 0x20015c00; |
| *(uint64_t*)0x20000a18 = 0; |
| *(uint64_t*)0x20000a20 = 0x4407160; |
| *(uint64_t*)0x20000a28 = 0x20015d00; |
| *(uint64_t*)0x20000a30 = 0; |
| *(uint64_t*)0x20000a38 = 0x4407fe0; |
| *(uint64_t*)0x20000a40 = 0x20015e00; |
| *(uint64_t*)0x20000a48 = 0; |
| *(uint64_t*)0x20000a50 = 0x4408160; |
| *(uint64_t*)0x20000a58 = 0x20015f00; |
| *(uint64_t*)0x20000a60 = 0; |
| *(uint64_t*)0x20000a68 = 0x4408fe0; |
| *(uint64_t*)0x20000a70 = 0x20016000; |
| *(uint64_t*)0x20000a78 = 0; |
| *(uint64_t*)0x20000a80 = 0x4409160; |
| *(uint64_t*)0x20000a88 = 0x20016100; |
| *(uint64_t*)0x20000a90 = 0; |
| *(uint64_t*)0x20000a98 = 0x4409fe0; |
| *(uint64_t*)0x20000aa0 = 0x20016200; |
| *(uint64_t*)0x20000aa8 = 0; |
| *(uint64_t*)0x20000ab0 = 0x440a160; |
| *(uint64_t*)0x20000ab8 = 0x20016300; |
| *(uint64_t*)0x20000ac0 = 0; |
| *(uint64_t*)0x20000ac8 = 0x440a940; |
| *(uint64_t*)0x20000ad0 = 0x20016400; |
| *(uint64_t*)0x20000ad8 = 0; |
| *(uint64_t*)0x20000ae0 = 0x440afe0; |
| *(uint64_t*)0x20000ae8 = 0x20016500; |
| *(uint64_t*)0x20000af0 = 0; |
| *(uint64_t*)0x20000af8 = 0x440b160; |
| *(uint64_t*)0x20000b00 = 0x20016600; |
| *(uint64_t*)0x20000b08 = 0; |
| *(uint64_t*)0x20000b10 = 0x440b940; |
| *(uint64_t*)0x20000b18 = 0x20016700; |
| *(uint64_t*)0x20000b20 = 0; |
| *(uint64_t*)0x20000b28 = 0x440bfe0; |
| *(uint64_t*)0x20000b30 = 0x20016800; |
| *(uint64_t*)0x20000b38 = 0; |
| *(uint64_t*)0x20000b40 = 0x440c160; |
| *(uint64_t*)0x20000b48 = 0x20016900; |
| memcpy((void*)0x20016900, "\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00" |
| "\x03\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00" |
| "\x4b\x47\x9c\xe2\x0d\x44\x00\x00", |
| 32); |
| *(uint64_t*)0x20000b50 = 0x20; |
| *(uint64_t*)0x20000b58 = 0x440cfe0; |
| *(uint8_t*)0x20016a00 = 0; |
| syz_mount_image(0x20000000, 0x20000100, 0, 0x64, 0x20000200, 0, 0x20016a00); |
| } |
| |
| int main() |
| { |
| syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); |
| loop(); |
| return 0; |
| } |
