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ux1CFxwh0BvCf1y1lHmciqdvf5SRbrYkon1DNGcLYUD2jHcomQ+i8pZKflcfODeErRE9wOehiVcK/jTzZ/+VxA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR11MB7864 X-OriginatorOrg: intel.com X-BeenThere: igt-dev@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development mailing list for IGT GPU Tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" On 2024-11-08 10:58 a.m., Kamil Konieczny wrote: > Hi Jonathan, > On 2024-11-07 at 19:59:59 +0000, Jonathan Cavitt wrote: >> The following errors can be observed when running the xe_fault_injection >> subtests: >> >> [drm] *ERROR* GT0: GuC init failed with -ENOMEM >> [drm] *ERROR* GT0: Failed to initialize uC (-ENOMEM) >> probe with driver xe failed with error -12 >> >> Add these messages to the dmesg ignore regex to the applicable tests >> (specifically, all tests for the last error, and all tests that target >> GuC subsystems for the first two errors). >> >> v2: >> - Fix and merge regex (Kamil) >> >> Closes: https://gitlab.freedesktop.org/drm/xe/kernel/issues/3343 >> Signed-off-by: Jonathan Cavitt >> CC: Francois Dugast >> CC: Lucas De Marchi >> CC: Matthew Brost >> CC: Rodrigo Vivi >> CC: Michal Wajdeczko >> CC: Kamil Konieczny >> --- >> tests/intel/xe_fault_injection.c | 25 +++++++++++++++++++++++++ >> 1 file changed, 25 insertions(+) >> >> diff --git a/tests/intel/xe_fault_injection.c b/tests/intel/xe_fault_injection.c >> index d1c8b25307..8b181808ed 100644 >> --- a/tests/intel/xe_fault_injection.c >> +++ b/tests/intel/xe_fault_injection.c >> @@ -30,6 +30,30 @@ enum injection_list_action { >> INJECTION_LIST_REMOVE, >> }; >> >> +static bool function_is_part_of_guc(char function_name[]) >> +{ >> + return strstr(function_name, "_guc_") != NULL || >> + strstr(function_name, "_uc_") != NULL || >> + strstr(function_name, "_wopcm_") != NULL; >> +} >> + >> +static void ignore_faults_in_dmesg(char function_name[]) >> +{ >> + /* Driver probe is expected to fail in all cases, so ignore in igt_runner */ >> + char regex[1024] = "probe with driver xe failed with error -12"; >> + >> + /* >> + * If GuC module fault is injected, GuC is expected to fail, >> + * so also ignore GuC init failures in igt_runner. >> + */ >> + if (function_is_part_of_guc(function_name)) { >> + strcat(regex, "|GT[0-9a-fA-F]*: GuC init failed with -ENOMEM"); >> + strcat(regex, "|GT[0-9a-fA-F]*: Failed to initialize uC .-ENOMEM"); I see "." matches left parenthesis, why don't have another "." match for right parenthesis? I mean it looks strange when compare regex string: "GT[0-9a-fA-F]*: Failed to initialize uC .-ENOMEM" vs "GT0: Failed to initialize uC (-ENOMEM)" Regards, Zhanjun Dong > > This could be one call to strcat, but it is not a blocker. > > Reviewed-by: Kamil Konieczny > >> + } >> + >> + igt_emit_ignore_dmesg_regex(regex); >> +} >> + >> /* >> * The injectable file requires CONFIG_FUNCTION_ERROR_INJECTION in kernel. >> */ >> @@ -175,6 +199,7 @@ igt_main >> if (regexec(®ex, line, 2, pmatch, 0) == 0) { >> strcpy(function_name, line); >> function_name[pmatch[1].rm_eo - 1] = '\0'; >> + ignore_faults_in_dmesg(function_name); >> igt_dynamic_f("function-%s", function_name) >> inject_fault_try_bind(fd, pci_slot, function_name); >> } >> -- >> 2.43.0 >>