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Diffstat (limited to 'results/classifier/no-thinking-deepseek-r1:32b/reasoning/runtime/1594394')
| -rw-r--r-- | results/classifier/no-thinking-deepseek-r1:32b/reasoning/runtime/1594394 | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/results/classifier/no-thinking-deepseek-r1:32b/reasoning/runtime/1594394 b/results/classifier/no-thinking-deepseek-r1:32b/reasoning/runtime/1594394 new file mode 100644 index 000000000..ffb370a0b --- /dev/null +++ b/results/classifier/no-thinking-deepseek-r1:32b/reasoning/runtime/1594394 @@ -0,0 +1,6 @@ +The issue arises from the use of setreuid() or setegid() functions within user-mode x86_64 code execution under QEMU. These functions are implemented using a signal-based mechanism in NPTL (Native POSIX Threads Library) to invoke syscalls indirectly. Specifically, they utilize a temporary data structure (__xidcmd) and trigger a real-time signal (SIGRT1). However, when running under QEMU, this process causes a segmentation fault because __xidcmd remains uninitialized (null), leading to an invalid memory access during the signal handler execution. + +The classification of this bug is related to how system calls are handled within the user-mode emulation provided by QEMU. The problem occurs at runtime due to improper handling of the internal NPTL mechanisms used for privilege changes, resulting in a crash when attempting to manipulate thread IDs via setreuid() or setegid(). This indicates an issue with how syscalls related to user and group IDs are being processed under certain conditions within the QEMU environment. + +**Answer:** +The bug is classified under **"runtime"** as it pertains to errors occurring during runtime, specifically due to improper handling of system calls related to thread ID changes in a multi-threaded environment under QEMU's emulation. \ No newline at end of file |