// https://syzkaller.appspot.com/bug?id=892ad90d74b324e4b35fa23c4ac6602b76b59573 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #ifndef __NR_bpf #define __NR_bpf 321 #endif uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); intptr_t res = 0; *(uint32_t*)0x20000840 = 0xb; *(uint32_t*)0x20000844 = 5; *(uint32_t*)0x20000848 = 2; *(uint32_t*)0x2000084c = 1; *(uint32_t*)0x20000850 = 5; *(uint32_t*)0x20000854 = -1; *(uint32_t*)0x20000858 = 0; memset((void*)0x2000085c, 0, 16); *(uint32_t*)0x2000086c = 0; *(uint32_t*)0x20000870 = -1; *(uint32_t*)0x20000874 = 0; *(uint32_t*)0x20000878 = 0; *(uint32_t*)0x2000087c = 0; *(uint64_t*)0x20000880 = 0; res = syscall(__NR_bpf, /*cmd=*/0ul, /*arg=*/0x20000840ul, /*size=*/0x48ul); if (res != -1) r[0] = res; *(uint32_t*)0x20000180 = 0; *(uint32_t*)0x20000184 = 0xc; *(uint64_t*)0x20000188 = 0x20000440; memcpy((void*)0x20000440, "\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x18" "\x11\x00\x00", 20); *(uint32_t*)0x20000454 = r[0]; memcpy((void*)0x20000458, "\x00\x00\x00\x00\x00\x00\x00\x00\xb7\x08\x00\x00\x08\x00\x00\x00\x7b" "\x8a\xf8\xff\x00\x00\x00\x00\xbf\xa2\x00\x00\x00\x00\x00\x00\x07\x02" "\x00\x00\xf8\xff\xff\xff\xb7\x03\x00\x00\x08\x00\x00\x00\xb7\x04\x00" "\x00\x00\x00\x00\x00\x85\x00\x00\x00\x03\x00\x00\x00\x95", 65); *(uint64_t*)0x20000190 = 0; *(uint32_t*)0x20000198 = 0; *(uint32_t*)0x2000019c = 0; *(uint64_t*)0x200001a0 = 0; *(uint32_t*)0x200001a8 = 0; *(uint32_t*)0x200001ac = 0; memset((void*)0x200001b0, 0, 16); *(uint32_t*)0x200001c0 = 0; *(uint32_t*)0x200001c4 = 0; *(uint32_t*)0x200001c8 = -1; *(uint32_t*)0x200001cc = 0; *(uint64_t*)0x200001d0 = 0; *(uint32_t*)0x200001d8 = 0; *(uint32_t*)0x200001dc = 0; *(uint64_t*)0x200001e0 = 0; *(uint32_t*)0x200001e8 = 0; *(uint32_t*)0x200001ec = 0; *(uint32_t*)0x200001f0 = 0; *(uint32_t*)0x200001f4 = 0; *(uint64_t*)0x200001f8 = 0; *(uint64_t*)0x20000200 = 0; *(uint32_t*)0x20000208 = 0; *(uint32_t*)0x2000020c = 0; syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0x20000180ul, /*size=*/0x90ul); *(uint32_t*)0x20000580 = r[0]; *(uint64_t*)0x20000588 = 0x20000300; *(uint32_t*)0x20000300 = 0; *(uint64_t*)0x20000590 = 0x20000540; memcpy((void*)0x20000540, "%+9llu \000", 8); *(uint64_t*)0x20000598 = 0; syscall(__NR_bpf, /*cmd=*/2ul, /*arg=*/0x20000580ul, /*size=*/0x20ul); *(uint32_t*)0x200007c0 = 0x11; *(uint32_t*)0x200007c4 = 0xc; *(uint64_t*)0x200007c8 = 0x20000440; *(uint64_t*)0x200007d0 = 0x20000880; memcpy((void*)0x20000880, "GPL\000", 4); *(uint32_t*)0x200007d8 = 0; *(uint32_t*)0x200007dc = 0; *(uint64_t*)0x200007e0 = 0; *(uint32_t*)0x200007e8 = 0; *(uint32_t*)0x200007ec = 0; memset((void*)0x200007f0, 0, 16); *(uint32_t*)0x20000800 = 0; *(uint32_t*)0x20000804 = 0; *(uint32_t*)0x20000808 = -1; *(uint32_t*)0x2000080c = 0; *(uint64_t*)0x20000810 = 0; *(uint32_t*)0x20000818 = 0; *(uint32_t*)0x2000081c = 0; *(uint64_t*)0x20000820 = 0; *(uint32_t*)0x20000828 = 0; *(uint32_t*)0x2000082c = 0; *(uint32_t*)0x20000830 = 0; *(uint32_t*)0x20000834 = 0; *(uint64_t*)0x20000838 = 0; *(uint64_t*)0x20000840 = 0; *(uint32_t*)0x20000848 = 0; *(uint32_t*)0x2000084c = 0; res = syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0x200007c0ul, /*size=*/0x90ul); if (res != -1) r[1] = res; *(uint64_t*)0x200001c0 = 0x20000080; memcpy((void*)0x20000080, "kfree\000", 6); *(uint32_t*)0x200001c8 = r[1]; syscall(__NR_bpf, /*cmd=*/0x11ul, /*arg=*/0x200001c0ul, /*size=*/0x10ul); *(uint32_t*)0x20000680 = 3; *(uint32_t*)0x20000684 = 3; *(uint64_t*)0x20000688 = 0x20000740; *(uint64_t*)0x20000690 = 0x20000780; memcpy((void*)0x20000780, "GPL\000", 4); *(uint32_t*)0x20000698 = 0; *(uint32_t*)0x2000069c = 0; *(uint64_t*)0x200006a0 = 0; *(uint32_t*)0x200006a8 = 0; *(uint32_t*)0x200006ac = 0; memset((void*)0x200006b0, 0, 16); *(uint32_t*)0x200006c0 = 0; *(uint32_t*)0x200006c4 = 0; *(uint32_t*)0x200006c8 = 0; *(uint32_t*)0x200006cc = 0; *(uint64_t*)0x200006d0 = 0; *(uint32_t*)0x200006d8 = 0; *(uint32_t*)0x200006dc = 0; *(uint64_t*)0x200006e0 = 0; *(uint32_t*)0x200006e8 = 0; *(uint32_t*)0x200006ec = 0; *(uint32_t*)0x200006f0 = 0; *(uint32_t*)0x200006f4 = 0; *(uint64_t*)0x200006f8 = 0; *(uint64_t*)0x20000700 = 0; *(uint32_t*)0x20000708 = 0; *(uint32_t*)0x2000070c = 0; syscall(__NR_bpf, /*cmd=*/2ul, /*arg=*/0x20000680ul, /*size=*/0x90ul); return 0; }