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Diffstat (limited to 'results/scraper/launchpad-without-comments/1832535')
| -rw-r--r-- | results/scraper/launchpad-without-comments/1832535 | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1832535 b/results/scraper/launchpad-without-comments/1832535 new file mode 100644 index 00000000..1bc121c9 --- /dev/null +++ b/results/scraper/launchpad-without-comments/1832535 @@ -0,0 +1,12 @@ +[riscv/regression] Missing tlb flush introduced in refactoring + +Hello, + +In qemu-system-riscv64, following a QEMU update, I get all sort of weird and not easily reproducible crashes in my risc-v guest. + +I have bissected this issue to commit c7b951718815694284501ed01fec7acb8654db7b. +Some TLB flushes were removed in the following places: +target/riscv/cpu_helper.c: `csr_write_helper(env, s, CSR_MSTATUS);` -> `env->mstatus = s;` (twice) +target/riscv/op_helper.c: `csr_write_helper(env, s, CSR_MSTATUS);` -> `env->mstatus = s;` (twice) + +Adding TLB flushes in all 4 places fixes the issues for me. \ No newline at end of file |