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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-08 13:28:15 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-08 13:28:28 +0200 |
| commit | 5aa276efcbd67f4300ca1a7f809c6e00aadb03da (patch) | |
| tree | 9b8f0e074014cda8d42f5a97a95bc25082d8b764 /results/classifier/zero-shot-user-mode/instruction/1412 | |
| parent | 1a3c4faf4e0a25ed0b86e8739d5319a634cb9112 (diff) | |
| download | emulator-bug-study-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.tar.gz emulator-bug-study-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.zip | |
restructure results
Diffstat (limited to 'results/classifier/zero-shot-user-mode/instruction/1412')
| -rw-r--r-- | results/classifier/zero-shot-user-mode/instruction/1412 | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/results/classifier/zero-shot-user-mode/instruction/1412 b/results/classifier/zero-shot-user-mode/instruction/1412 new file mode 100644 index 00000000..ed296c58 --- /dev/null +++ b/results/classifier/zero-shot-user-mode/instruction/1412 @@ -0,0 +1,11 @@ +instruction: 0.816 +runtime: 0.097 +syscall: 0.087 + + + +QEMU segfault (null pointer dereference) in sve_probe_page from ldff1* instructions +Description of problem: +After upgrading to QEMU v7.2.0 from v7.1.0, when executing any SVE ldff1* instructions with a faulting address, QEMU crashes due to a null pointer dereference at target/arm/sve_helper.c:5364 + +I believe this was introduced in b8967ddf393aaf35fdbc07b4cb538a40f8b6fe37 (@rth7680), since in that commit `full` is dereferenced before the `flags & TLB_INVALID_MASK` check at line 5369, and full is set to null by `probe_access_full` when `TLB_INVALID_MASK` is given. |