diff options
Diffstat (limited to 'results/classifier/deepseek-2/output/hypervisor/1624896')
| -rw-r--r-- | results/classifier/deepseek-2/output/hypervisor/1624896 | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/results/classifier/deepseek-2/output/hypervisor/1624896 b/results/classifier/deepseek-2/output/hypervisor/1624896 new file mode 100644 index 000000000..bc465a879 --- /dev/null +++ b/results/classifier/deepseek-2/output/hypervisor/1624896 @@ -0,0 +1,24 @@ + +[PPC] SegFault due to Stack Overflow in E500 + + +I am getting a Segmentation Fault while simulating a PowerPC e500. I've tried to debug the problem and I've found that it occurs when you have a 0 value decrementer. The function trace is the following: + +1) __cpu_ppc_store_decr (ppc.c) is called with value = 0 and raise_excp=booke_decr_cb; +2) Since value < 3, booke_decr_cb is called; +3) booke_decr_cb then calls booke_update_irq() and cpu_ppc_store_decr(); +4) cpu_ppc_store_decr calls __cpu_ppc_store_decr + +You're stuck on this infinite cycle until your stack overflows eventually. + +Command Line: +qemu-system-ppc -cpu e500v2 -d guest_errors,unimp -m 2048 -M ppce500 -nographic -bios ../cc/share/qem +u/u-boot.e500 -kernel XKYAPP.exe + +Platform where the bug occured: Bash ubuntu on Windows; + +Revision where the bug was found: e3571ae30cd26d19efd4554c25e32ef64d6a36b3 (16 Set 2016) + + + +Thanks! \ No newline at end of file |