diff options
Diffstat (limited to 'results/classifier/no-thinking-deepseek-r1:32b/reasoning/syscall/2553')
| -rw-r--r-- | results/classifier/no-thinking-deepseek-r1:32b/reasoning/syscall/2553 | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/results/classifier/no-thinking-deepseek-r1:32b/reasoning/syscall/2553 b/results/classifier/no-thinking-deepseek-r1:32b/reasoning/syscall/2553 new file mode 100644 index 000000000..81401def7 --- /dev/null +++ b/results/classifier/no-thinking-deepseek-r1:32b/reasoning/syscall/2553 @@ -0,0 +1,7 @@ +The issue described pertains to how the `setsockopt` system call is handled when emulating 64-bit Linux platforms using QEMU. Specifically, there's an incorrect marshaling of the `struct ip_mreqn` structure, which leads to the `imr_ifindex` field being improperly processed. This results in a failure when joining IP multicast groups under emulation due to the kernel interpreting the structure incorrectly. + +The problem arises because the definition of `struct target_ip_mreqn` in QEMU's `linux-user/syscall_defs.h` uses an `abi_long` for `imr_ifindex`, whereas on Linux, this field is a 32-bit integer. This mismatch causes the size and alignment of the structure to differ from what the host kernel expects, leading to unexpected behavior or errors. + +Additionally, there's concern about how QEMU handles the size validation of the `ip_mreq`/`ip_mreqn` structures. The current check allows sizes between those of `target_ip_mreq` (8 bytes) and `target_ip_mreqn` (16 bytes), which might lead to passing uninitialized memory or incorrect structure interpretations, further contributing to the issue. + +**Category: syscall** \ No newline at end of file |