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charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240714-cpu-v1-1-19c2f8de2055@daynix.com> X-B4-Tracking: v=1; b=H4sIAJusk2YC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDIxMDc0MT3eSCUt1kkxQjCwsj4ySTZCMloMqCotS0zAqwKdGxtbUA79O781U AAAA= To: Richard Henderson , Paolo Bonzini , Eduardo Habkost , Marcel Apfelbaum , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Yanan Wang Cc: qemu-devel@nongnu.org, Akihiko Odaki X-Mailer: b4 0.14-dev-fd6e3 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=2607:f8b0:4864:20::22f; envelope-from=akihiko.odaki@daynix.com; helo=mail-oi1-x22f.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @daynix-com.20230601.gappssmtp.com) X-ZM-MESSAGEID: 1720954078908116600 Running qemu-system-aarch64 -M virt -nographic and terminating it will result in a LeakSanitizer error due to remaining queued CPU work so free it. Signed-off-by: Akihiko Odaki Tested-by: Alex Benn=C3=A9e --- include/hw/core/cpu.h | 6 ++++++ cpu-common.c | 11 +++++++++++ hw/core/cpu-common.c | 1 + 3 files changed, 18 insertions(+) diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h index a2c8536943f7..8e6466c1ddab 100644 --- a/include/hw/core/cpu.h +++ b/include/hw/core/cpu.h @@ -1000,6 +1000,12 @@ void cpu_resume(CPUState *cpu); */ void cpu_remove_sync(CPUState *cpu); =20 +/** + * free_queued_cpu_work() - free all items on CPU work queue + * @cpu: The CPU which work queue to free. + */ +void free_queued_cpu_work(CPUState *cpu); + /** * process_queued_cpu_work() - process all items on CPU work queue * @cpu: The CPU which work queue to process. diff --git a/cpu-common.c b/cpu-common.c index ce78273af597..7ae136f98ca7 100644 --- a/cpu-common.c +++ b/cpu-common.c @@ -331,6 +331,17 @@ void async_safe_run_on_cpu(CPUState *cpu, run_on_cpu_f= unc func, queue_work_on_cpu(cpu, wi); } =20 +void free_queued_cpu_work(CPUState *cpu) +{ + while (!QSIMPLEQ_EMPTY(&cpu->work_list)) { + struct qemu_work_item *wi =3D QSIMPLEQ_FIRST(&cpu->work_list); + QSIMPLEQ_REMOVE_HEAD(&cpu->work_list, node); + if (wi->free) { + g_free(wi); + } + } +} + void process_queued_cpu_work(CPUState *cpu) { struct qemu_work_item *wi; diff --git a/hw/core/cpu-common.c b/hw/core/cpu-common.c index b19e1fdacf22..d2e3e4570ab7 100644 --- a/hw/core/cpu-common.c +++ b/hw/core/cpu-common.c @@ -281,6 +281,7 @@ static void cpu_common_finalize(Object *obj) g_free(cpu->plugin_state); } #endif + free_queued_cpu_work(cpu); g_array_free(cpu->gdb_regs, TRUE); qemu_lockcnt_destroy(&cpu->in_ioctl_lock); qemu_mutex_destroy(&cpu->work_mutex); --- base-commit: f2cb4026fccfe073f84a4b440e41d3ed0c3134f6 change-id: 20240714-cpu-c4d28823b4c2 Best regards, --=20 Akihiko Odaki