// https://syzkaller.appspot.com/bug?id=2bf7e8a31b3d0f4a606a861ed1e76926d628617f // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); long res = 0; res = syscall(__NR_pipe, 0x20000140); if (res != -1) { r[0] = *(uint32_t*)0x20000140; r[1] = *(uint32_t*)0x20000144; } *(uint32_t*)0x20000300 = 8; memcpy( (void*)0x20000304, "\x02\x85\x3a\x9f\x76\xb8\x81\x99\x2e\x2a\x8e\x71\x50\xfb\xb3\xd6\xd9\xd8" "\xa1\xe7\x1e\x6d\x8a\xfd\x5d\x49\xf2\x0f\x04\x4e\xcd\x4c\xc1\xc6\x48\xae" "\x57\x7b\x8c\x64\xbb\x4a\xe9\x24\x27\x84\x87\xcf\x49\x8d\xdd\x80\xab\x2f" "\xfd\xc2\x74\xb4\x1f\x36\xe6\xbe\xc6\x43\x5a\x1c\xe8\xa0\x16\x27\x9f\x90" "\xfb\x02\x70\x8b\xd6\x40\x19\x30\x02\x79\xf2\x30\xb8\xbb\x68\x21\x51\x0e" "\xb6\x56\x90\xea\xa9\xba\x39\x83\xf6\xb6\xe2\xb2\x38\xca\x78\x06\xdc\xc4" "\x94\x84\xc1\x5d\x9a\xf7\x68\x65\xf8\xe7\xe6\xda\xe5\x72\x35\x5a\x3a\x29" "\xa5\x84\x4d\xfd\x3f\xcf\x27\x38\x3f\xcc\x8d\x1e\x13\xfd\xcc\xd2\x39\xbc" "\xea\x43\x54\xcd\x18\xfc\xbf\x03\x6e\x98\x0e\x38\x90\x8f\x1a\x1d\x4d\xd7" "\xca\x49\xae\xd1\x9b\x28\xd5\xfd\x82\x7d\xe0\x26\xf7\x30\xe6\x7a\x80\xa0" "\xc5\xcb\xb4\x77\x3e\xbf\x2e\x8b\xc0\x11\x77\xa0\x0b\x18\x4b\x05\xc2\x63" "\x55\xc5\xcb\x81\x07\x09\xbd\xd1\x57\xe8\x3e\x17\x0b\x83\x99\x42\x2c\xb5" "\x6d\x71\x2f\x6d\xad\xb7\x03\x06\x27\xb6\xf0\x5c\xd5\xc1\x39\x91\x28\x2a" "\x38\x2c\xd2\xb7\x4a\x92\xf5\xb8\x17\x34\x88\x39\x01\x56\x87\x56\xf1\x84" "\x5b\xa7\x06\xfc\xf1\xdf\x05\x02\xc5\x52\x2f\x8d\x6b\x1f\x83\xf0\xcc\xfa" "\xe1\x14\x17\xd0\x00\xe2\x23\xee\x0d\x0d\xcd\xf0\x93\x9e\xb2\xc7\x74\x80" "\xa9\xa9\xe4\xc0\xd0\x4f\xb7\x9a\xfe\x53\xcd\x52\x39\xc0\x7a\x9f\xef\x99" "\xfc\x17\x07\x6c\x16\x91\xba\x25\xb2\x15\x60\x16\x77\x0e\x83\x1c\x09\x94" "\x06\xd6\xab\x4d\xfd\xd8\x85\x90\xc1\xcd\x71\xac\x27\x19\xda\x88\x1a\xeb" "\xec\x55\x61\x4b\x36\x4d\x7d\x29\x4d\x43\xf8\x58\x83\x21\xb3\xfc\x9e\x34" "\x5f\xeb\xe7\xb8\xdf\xbf\x3e\xe5\x16\x5e\x32\xe4\x26\xe4\x56\x7c\x69\xfd" "\xf7\x3e\x1e\x53\xcb\xd6\x0f\x43\x41\x3c\x0c\x65\x8d\x9a\x53\x9a\x53\x40" "\x9c\xde\xac\x73\x3e\x38\xf3\x81\x33\x23\x2b\x8d\x18\xa3\x2f\x55\xd7\xdc" "\xa3\xd8\x7c\xff\x3f\xbe\xf1\x47\xdd\x60\xeb\xa2\x39\x83\x22\xa9\x0a\xf7" "\x4b\x38\x28\x17\x0b\xce\x33\x1a\x00\xcc\x6f\xca\x91\xd0\x24\x3a\x2a\xdb" "\xdd\x26\x7e\xaf\xa5\xee\xb1\xe7\x07\x0f\xd3\xd8\xb2\x06\x43\xdd\xf7\xe5" "\x93\x07\x41\xff\x20\xf3\xa9\x68\x90\xf4\xb2\x17\xd2\xfd\x31\x62\xa6\x10" "\xd4\xa2\xd5\x36\xc1\xfb\x92\x09\x5e\x01\x93\x10\xc7\x1a\xe9\x49\x2e\x08" "\xa3\x90\xb5\xbb\x65\x3b\x83\xdf\x2d\x95\xe6\x56\x7e\x24\xb7\x54\x05\x51" "\x98\x0a\x51\x1d\x0c\x2a\xc7\x89\xf3\x37\x9e\x36\xb0\xf9\x04\x98\x09\x3a" "\xd6\xf5\x36\xea\x23\x3b\x58\xbf\x6a\x84\xc8\x9b\x4b\xae\x91\x09\xc8\xe2" "\x41\xac\xd5\x81\x68\x13\x41\x22\x6e\xf2\x4f\xcf\x2b\x1a\x4d\xc6\xbc\xe1" "\x3b\x10\x6a\x66\x4b\x04\xad\x9e\x64\x32\xc3\xfe\xb9\xe3\x52\x0f\xfa\x37" "\x5f\x9f\xb1\xc7\x59\xc3\x6b\x41\x27\x77\x60\x09\x5f\x73\x32\x61\xb9\x51" "\x41\x9b\x84\x1b\x80\xef\xbc\x86\x49\x31\x00\x26\x1c\x99\x40\xa1\x8e\x3d" "\xf9\xfc\x7e\x51\xfb\xeb\x07\xac\x0c\xff\xac\x5f\x0d\x89\x60\xb3\x48\x12" "\xc7\x53\x22\x1f\xc3\xa6\x23\x15\x64\xec\xc3\xed\x6c\x09\x28\x02\x4e\x72" "\xd0\x3a\xff\x63\x21\x06\x8f\x26\xd9\x0a\xa8\xd3\xb4\x27\x8f\x88\x2f\x05" "\x95\xf0\x0c\xa5\x51\x6e\x2f\xf7\x79\x59\x68\x2e\x6f\xa1\xf8\xc9\x6e\xcb" "\x63\x43\x7a\x41\xee\x0b\xc9\x43\x99\xab\x21\xdc\x91\x03\x4e\x52\x2d\xbe" "\x31\x92\x40\xd6\x0d\x65\x8a\x8a\x61\xe6\x41\x41\x39\x78\x5d\xff\x03\x82" "\xad\x1f\x1e\xd2\xd3\xce\x1e\x33\xf1\x76\x3b\xca\xb1\x9d\x5b\x26\xca\x49" "\x5e\x66\x14\x43\x3a\xe3\x6f\x51\x8b\xac\x26\xab\xd9\x5e\x5a\x76\xeb\x84" "\x71\x04\x05\x25\x0d\x95\xe2\x5d\x6b\x6a\x59\xae\x35\xac\x22\x32\x9c\xf5" "\x13\x34\xdd\x58\x1b\xc8\xbd\x18\x42\x12\x8e\xb5\x9b\xf4\xfb\x7c\x7b\x0b" "\xa2\xc7\x0c\x2e\xdd\x75\x01\x2f\xbe\xf1\x02\x96\x3a\x36\x0d\x7b\x1c\x3e" "\xc0\xcc\xe8\x69\x63\xc5\xdd\x3e\xd5\x7a\xb4\x97\x1d\x88\xfb\xfd\xd1\x97" "\x58\xb1\x9a\x53\x45\xf2\x9f\x4c\x5b\x35\xf4\x56\xb6\x1f\xa5\xc0\xe0\x44" "\xee\x00\x39\x25\xf2\xe1\x54\xc5\xe3\xee\x32\xf3\x72\x41\x1d\x77\x44\x32" "\x44\xdc\x40\x4e\xa9\x52\x0b\x14\x8d\x6f\x4e\xbd\xb1\xaa\xcf\x01\x5a\x10" "\xf0\x45\xd8\xf8\x4f\x4b\xa4\x35\xac\x81\x4c\xfb\x99\xa8\x77\x15\xf6\x76" "\x44\x03\x37\x79\x69\x82\x35\x3a\xb4\xa7\x31\x6d\x80\xc9\xc3\x17\x57\x25" "\xda\xd4\x02\x92\x07\x70\x0f\x49\x1f\x6a\xae\xf4\xf6\x95\x29\x15\x72\xc6" "\xd6\xac\x2f\xe3\x34\x05\xfe\xd4\x8f\xe3\xf4\x18\x8e\xc7\x19\x56\x5a\xd7" "\x89\xac\xb1\x7a\xa2\xac\x26\x15\xef\x1f\xc0\x02\xa9\x18\x1b\xaf\x57\x1a" "\x28\x3d\x02\x72\xcf\x4c\x3c\x9b\x00\xdd\x24\xb4\x27\xde\x1f\xe5\xec\x9b" "\x38\xf7\x04\xe1\x42\x49\x5f\xec\x72\x4d\x88\xc8\x52\xde\xa2\x2e\x9c\x9a" "\xe5\xbc\x90\x3b\xc7\xff\xe5\x74\x67\x91\xfa\x95\xa3\x71\xe4\x02\x75\x66" "\x44\x1e\x9f\x72\xd1\x74\xf0\x9f\x66\x06\x97\x95\x45\x36\xd4\xb4\x5b\xc7" "\x21\x4d\xdd\x1b\x44\xb0\x30\xcd\xce\x00\xf6\x39\xf8\x22\xbc\xdc\xf3\x1c" "\x6f\x24\x74\x33\xbc\xbe\x46\xaf\x72\x33\x91\x65\x01\xd6\x39\x0f\x6c\xce" "\x76\xae\x47\x1e\xcd\x7c\x7a\x2a\xe0\xc7\x87\x03\x83\x57\x27\xd2\x43\x61" "\x38\x55\x76\x86\x46\x80\xaa\xc3\x16\x57\xa0\x61\x86\x8c\x60\x08\x3c\xb2" "\xea\xa8\xcd\xe2\x38\xd8\x5b\xa3\xda\x58\x5d\xed\x28\x08\xe8\xa8\x2c\x41" "\xb2\x9c\xf2\xae\x61\x09\xea\xf4\x00\x9c\x1d\x56\x51\x8f\x6a\x86\x2b\x38" "\x14\x9b\x33\x5f\x38\x28\xc7\x7b\x65\xf1\xfb\x68\x63\x88\x0c\x03\x0f\xc2" "\x19\xa3\x15\xa8\x36\xfa\x78\x23\x66\x88\x4a\xaf\xdf\x91\x0d\x32\x90\x1d" "\xdb\xc2\x66\x01\x4c\x62\x9b\x67\xe3\x42\xab\xd8\xbb\xf0\x8f\x7a\xb1\xa9" "\x05\x2f\x4c\x1f\xdd\x2f\x0a\x50\x9f\x3f\x76\x1e\x20\xee\x15\x0d\x19\x15" "\x42\x61\x84\x95\xac\x5d\xd9\xb0\x35\x86\xc9\x38\x31\x87\x55\xcc\x38\xdf" "\x55\x7b\x2f\x8c\x2a\xc6\x5f\x3c\x56\x64\x9d\x4f\x4f\xf5\xee\x26\x41\x41" "\xeb\x7b\xc1\x12\x02\xad\xb4\xf6\x71\xef\x74\xa1\x53\x1e\xb9\x5f\x84\xf3" "\x9d\xcc\x92\x5e\x16\xf9\x6a\x36\xa1\xdd\x3d\xd5\x5d\x5e\xd9\x1d\xb3\xd3" "\x0d\x3e\xaa\xdd\xca\xc0\x4e\x62\x78\x3e\xf2\x93\xc5\xc8\x28\x85\x0d\xe2" "\x19\xe6\x51\x82\x34\x1f\x5c\x7d\x29\x8d\xcd\xd2\x83\xa3\x58\x16\xf5\x90" "\xab\x11\x50\x61\x9b\xb0\xfd\x6d\x5b\xa1\xd6\x3c\x7c\xf0\xcc\x16\x19\x73" "\xf2\xdc\x20\x02\x5a\x6e\xca\xa7\xdb\xd4\xa1\xcb\x4b\xf9\x08\x88\x7d\x35" "\x67\x26\xbe\xa4\xbf\xd0\x35\x7b\x2c\xcc\xf5\xb2\x4c\xb4\x95\x63\xe5\x7c" "\xd1\xfa\xca\x2c\xbb\x5c\x97\xd3\xcc\x57\x1f\x55\x64\x00\xb4\x35\x37\xc5" "\x1e\x2d\x70\x71\x8d\xf4\x45\x9b\x3f\xf7\x70\x1c\xdb\xdd\x22\x3a\xf8\xcd" "\x4c\x09\x76\xe9\x16\xe7\xf7\x55\xb0\xc3\x79\x37\x88\x54\x1a\xfd\xdb\x51" "\xf6\xae\x0f\x75\xd9\x09\xff\xed\x1a\x1e\xe3\x47\xcc\x39\xaf\x19\xb6\x00" "\x13\xe5\xe2\xbe\xb0\x99\xf5\xbe\xa4\xb9\xde\x27\x75\xef\xb5\xfc\x3f\x39" "\xcd\xbc\xbe\x92\x9f\x9a\xdc\x8e\xda\xd9\x51\xf9\x50\x67\x63\xf8\xe6\x65" "\x59\xbd\x4a\xee\xe3\xd0\x91\x45\x06\x50\xc5\x2c\xfd\x0d\x3b\x68\x01\xbe" "\x4f\x6d\x1a\x0a\x23\x61\xfa\xab\x90\x23\x53\xad\x8a\x77\x24\x52\x87\xf6" "\x97\x51\x8a\x0b\xe5\x70\x06\xf8\x43\xdd\x0c\xe4\xb5\x4a\x4e\x82\x02\xed" "\x64\x83\xc8\x2c\xaf\x86\x77\xa5\xc1\x84\x8c\xfb\xb4\xc7\x82\x0f\xd8\x7c" "\xca\xda\xe9\xfc\x5e\x6a\xe0\x73\xd9\x6a\x12\xd0\x58\x1a\xd1\xc8\x3b\xf8" "\xd2\x49\x7d\x1a\xc4\x76\x37\x5c\xfd\x7c\x63\x15\x29\x06\xca\x87\x84\x9a" "\x60\x55\x7c\x1d\x5f\xd9\x29\xed\x8f\x9f\x9c\xf8\x3c\xbb\xf9\x0d\x2c\x93" "\x15\xfe\xe8\x59\x6e\x1b\x97\xfe\xe0\xaf\xa9\x50\x3a\xe5\xea\xea\x6b\xd9" "\xfd\x6d\xd5\xcd\x2d\x56\x39\x04\x07\x09\x30\x88\x93\x17\x00\x2a\xcf\xd9" "\x13\x15\x4a\xa0\xfb\xc0\x65\xb3\x7f\x54\xb0\xbf\x74\x8f\x7a\xd9\x33\x70" "\xf3\x7d\x75\x90\x60\x02\xd7\x8e\xcb\x7e\xaa\xac\xc5\xe7\xcb\x23\xfc\xf0" "\xb7\x72\xf8\x2c\xd0\xfe\xed\x99\x3f\x1f\x27\xf3\x24\xb2\x8c\xff\xdb\x60" 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"\x8b\x51\xd7\xca\x99\xc8\x9f\x21\xdb\x54\x5b\x24\x31\x21\xe8\xfc\xde\x35" "\x0d\xb8\x24\x23\xd4\x2f\x5e\x74\x1e\x94\xe1\x31\x61\x4b\x51\x0f\xc2\xbf" "\x0d\x32\x41\x96\x77\x2e\x8c\xdd\x4c\x64\x17\x99\xfa\xf6\xe2\xde\x22\x82" "\xd4\x66\x3d\x77\xfb\x07\xe3\x2e\xf7\xc4\xed\xc6\x11\xfa\x39\x85\x87\x0a" "\x15\x53\xab\xb8\xed\xb5\x7b\x17\xd2\x06\x05\x74\x08\xec\xc1\xf2\x7e\x67" "\xab\x7f\xd7\x98\x64\x0f\xf4\x6c\x0f\x57\x38\xca\x05\xe1\xfd\x4c\x32\x69" "\xaf\x4f\x93\x20\x9a\xe5\xc5\x31\x51\xf9\x77\xba\xbd\xb9\xd4\x10\x86\xa1" "\xa1\x66\x40\x09\xc1\x91\x10\x9f\xba\xc4\xf5\xb7\x62\xce\x44\xe8\xc3\x4b" "\x81\xe4\xb0\x3e\x69\xcd\x95\x10\xe9\xcd\xe9\x47\x74\x30\x68\x0c\xd6\xdd" "\x04\xb1\xe3\x2f\x84\x43\xd5\x24\xaa\x8e\x8b\xf9\xb3\xe0\x70\x65\xb0\x44" "\x10\x95\x13\x3b\x08\x85\xd6\x14\x32\x2a\x12\xcf\x29\x0f\x68\x6f\x64\x6b" "\x7b\xd4\xb9\x83\x7a\x30\xcd\x26\x26\xfc\xae\xf9\x1d\xfb\xc8\x27\x3f\x93" "\x3f\xe6\x54\x77\x82\xdb\x28\x7b\x4e\xad\xe1\xae\x40\xe3\xde\xfc\xc3\x34" "\x90\x2b\x77\x4b\xb1\xca\x00\x81\xba\x99\xe9\x8d\xf1\xda\xee\x22\x2d\xa4" "\x9d\x26\xf6\x71\x3f\xed\xc1\x5a\x37\x84\xcb\x9e\xe1\x10\x49\xbf\x30\x22" "\xd1\xf4\x38\x90\x30\xbf\x7c\x3f\xda\x9c\x24\x61\xd0\xfe\xf3\x6f\x31\x7c" "\x56\xe1\xed\x3b\x3c\xa1\xd0\x80\x6f\xdd\x3b\x20\x81\xe1\x0a\xed\x18\x40" "\xe6\x36\xcb\x32\xd2\xc9\xd5\x3b\x78\x89\x42\x1b\xde\x40\xc2\x8d\x75\x20" "\x99\xad\x7e\x73\x8a\xb2\xe9\x7f\x85\x4e\xb7\x97\xf0\xc0\x34\xf5\x5d\xd7" "\xa0\xe5\x8e\x03\xc1\xba\x5b\xca\xb7\x9f\x86\x35\xf0\x57\xa4\x93\x0d\xa9" "\x75\xbb\xd6\x8a\x09\xcb\x42\xbf\x03\x0f\x09\x1c\x3e\x05\x70\xa2\xa9\xa3" "\x6c\xf6\x0e\x7b\x3d\x83\xe2\xa1\xd0\xc9\xfe\x81\xb7\xf0\x1f\xe7\xe5\xe4" "\xab\x7f\xc9\x1e\xa5\x4a\xe2\xc3\x9d\xe7\x9c\xd6\xb6\xc6\xd0\x21\x39\x1b" "\x37\x38\x75\xfd\x30\x72\x2f\xab\x38\x90\x54\x0c\x84\x42\x05\xa7\x65\x7e" "\x25\xa4\xf7\xe2\x2f\x2b\x9b\x5f\x15\xf3\x1a\x63\x01\x9d\xc7\x35\x54\xdc" "\x16\x31\x59\xf5\xf7\xa4\xc2\x3e\x2d\xd0\xb8\x0c\xeb\x00\x5e\x05\x6e\x5b" "\xfa\x0f\x2d\xe7\x55\x45\x65\x77\x29\x4e\xe2\xa3\xab\x33\x64\xdb\x72\x70" "\xc3\x46\x1a\x7b\x75\x88\x13\xe5\x9f\xc2", 4096); *(uint16_t*)0x20001304 = 0x1000; syscall(__NR_write, r[1], 0x20000300, 0x1006); syscall(__NR_close, r[1]); memcpy((void*)0x20000280, "/proc/thread-self/attr/current", 31); syscall(__NR_openat, 0xffffffffffffff9c, 0x20000280, 2, 0); *(uint64_t*)0x200002c0 = 0; syscall(__NR_splice, r[0], 0, r[1], 0x200002c0, 0x3fffffffffff, 0); memcpy((void*)0x20000100, "./file0", 8); syscall(__NR_mknod, 0x20000100, 0x1041, 0); memcpy((void*)0x20ee6ff8, "./file0", 8); syscall(__NR_execve, 0x20ee6ff8, 0x200001c0, 0x200000c0); return 0; }