From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx4+zDEaPQAa+DNSO/TQNRIzSqyJ8r8yYshKD2mOVoi4nYnNVScr10JIOI2qqgbRoGw21xeZI ARC-Seal: i=1; a=rsa-sha256; t=1524145733; cv=none; d=google.com; s=arc-20160816; b=K8Vfk19we5Wrb0tNQt0wGA6ruv/VWHSFndGJZzy5291mLzMoenG3kg29bgUHfaRYp0 0UBDAZBEAsnv2lk+kXpPnO0ZgdlVtiaNcmKm1vtuSEWCYzJT8dpBZmO1iLKthCOIeZtt q2I0hZp75PbirpSEKgenHC6eD07OAHCuOjgMAKwM1D3poveXuiOkSrOxqymck6IP4NVq HZUs93Yn77A8iKtFdvBrb4Ds5qZjvrK0pbgIG+z1rVqlFJ3CpNLmQSplA5tLmNSFhJ3B HmykDYemSaC/LoSQrq4dlgeyn+wDRU6U2UtO7MWKB9kkY2xwV8S505z3kdJY4DZz1mz0 n9xw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=user-agent:in-reply-to:content-disposition:mime-version:references :mail-followup-to:message-id:subject:cc:to:from:date :arc-authentication-results; bh=Wvs6ujw5yoho4vSTczTy42ime2Mf45fsIsEgJFfyfpg=; b=hPE4WpRxIivHxwRic1R9kXyEXRFr6u7bLps+AyQyEsrne06gjUIdf6zm+TKmamWYlj WoU8vgzlaKpNka7Qt+K45VOwoA3qwjMHjoP9vY/FuQKwghMFti4+XyFZabJ6xp7AqhRm S+p/14P/6guRhz5vm409qJRW6qzxAwyP2/A0RkE/uKak2QBeveMQvKcdXmE5qqD1J86d k8kyRGu3RnKtOIOg54AarwgG+PsA2V3mu9tyzcRtPsu11jjUN7hHpl7104S+OMhOCqVn ZXb1eAE3KpNoSPWZUiJK9lFVyw8+jczkNfl7PhijWZ6Q16Myimqq27ZxBNJcZ9zLkoy+ mbQw== ARC-Authentication-Results: i=1; mx.google.com; spf=neutral (google.com: 213.155.227.146 is neither permitted nor denied by best guess record for domain of vitezslav@samel.cz) smtp.mailfrom=vitezslav@samel.cz Authentication-Results: mx.google.com; spf=neutral (google.com: 213.155.227.146 is neither permitted nor denied by best guess record for domain of vitezslav@samel.cz) smtp.mailfrom=vitezslav@samel.cz Date: Thu, 19 Apr 2018 15:48:53 +0200 From: Vitezslav Samel To: "Raj, Ashok" Cc: Borislav Petkov , Greg Kroah-Hartman , linux-kernel@vger.kernel.org Subject: Re: 4.15.17 regression: bisected: timeout during microcode update Message-ID: <20180419134853.GB2387@pc11.op.pod.cz> Mail-Followup-To: "Raj, Ashok" , Borislav Petkov , Greg Kroah-Hartman , linux-kernel@vger.kernel.org References: <20180418081140.GA2439@pc11.op.pod.cz> <20180418100721.GA5866@pd.tnic> <20180418120839.GA5655@pc11.op.pod.cz> <20180418122212.GA4290@pd.tnic> <20180418135330.GA23580@araj-mobl1.jf.intel.com> <20180419053531.GA2224@pc11.op.pod.cz> <20180419104829.GE3896@pd.tnic> <20180419120239.GA2377@pc11.op.pod.cz> <20180419121840.GF3896@pd.tnic> <20180419123217.GA19746@araj-mobl1.jf.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180419123217.GA19746@araj-mobl1.jf.intel.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1598070825045426546?= X-GMAIL-MSGID: =?utf-8?q?1598182636814640199?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On Thu, Apr 19, 2018 at 05:32:18AM -0700, Raj, Ashok wrote: > Thanks.. also can you remove the ret below, and send the output > of /proc/cpuinfo before and after? > > On Thu, Apr 19, 2018 at 02:18:41PM +0200, Borislav Petkov wrote: > > } else { > > + pr_info("%s: CPU%d returning 0x%x\n", __func__, cpu, err); > > return ret; > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > > } > > > > This should not panic, but curious what the microcode versions reported... Yes, this time it didn't panic: -------------------------------------------------------------- microcode: __reload_late: CPU1 microcode: __reload_late: CPU3 microcode: __reload_late: CPU0 microcode: __reload_late: CPU2 microcode: __reload_late: CPU1 reloading microcode: __reload_late: CPU2 reloading microcode: __reload_late: CPU0 reloading microcode: __reload_late: CPU3 reloading microcode: find_patch: CPU2, NADA microcode: apply_microcode_intel: CPU2, NFOUND microcode: __reload_late: CPU2 returning 0x3 microcode: find_patch: CPU0, NADA microcode: __reload_late: CPU2 waiting to exit microcode: updated to revision 0x24, date = 2018-01-21 microcode: __reload_late: CPU0 waiting to exit microcode: find_patch: CPU3, NADA microcode: apply_microcode_intel: CPU3, NFOUND microcode: __reload_late: CPU3 returning 0x3 microcode: find_patch: CPU1, NADA microcode: apply_microcode_intel: CPU1, NFOUND microcode: __reload_late: CPU3 waiting to exit microcode: __reload_late: CPU1 returning 0x3 microcode: __reload_late: CPU1 waiting to exit x86/CPU: CPU features have changed after loading microcode, but might not take effect. x86/CPU: Please consider either early loading through initrd/built-in or a potential BIOS update. -------------------------------------------------------------- processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 60 model name : Intel(R) Xeon(R) CPU E3-1220 v3 @ 3.10GHz stepping : 3 microcode : 0x1c cpu MHz : 3052.578 cache size : 8192 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 4 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm abm cpuid_fault epb invpcid_single pti tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid xsaveopt dtherm ida arat pln pts bugs : cpu_meltdown spectre_v1 spectre_v2 bogomips : 6200.02 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 60 model name : Intel(R) Xeon(R) CPU E3-1220 v3 @ 3.10GHz stepping : 3 microcode : 0x1c cpu MHz : 3070.964 cache size : 8192 KB physical id : 0 siblings : 4 core id : 1 cpu cores : 4 apicid : 2 initial apicid : 2 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm abm cpuid_fault epb invpcid_single pti tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid xsaveopt dtherm ida arat pln pts bugs : cpu_meltdown spectre_v1 spectre_v2 bogomips : 6200.02 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: processor : 2 vendor_id : GenuineIntel cpu family : 6 model : 60 model name : Intel(R) Xeon(R) CPU E3-1220 v3 @ 3.10GHz stepping : 3 microcode : 0x1c cpu MHz : 3094.770 cache size : 8192 KB physical id : 0 siblings : 4 core id : 2 cpu cores : 4 apicid : 4 initial apicid : 4 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm abm cpuid_fault epb invpcid_single pti tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid xsaveopt dtherm ida arat pln pts bugs : cpu_meltdown spectre_v1 spectre_v2 bogomips : 6200.02 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: processor : 3 vendor_id : GenuineIntel cpu family : 6 model : 60 model name : Intel(R) Xeon(R) CPU E3-1220 v3 @ 3.10GHz stepping : 3 microcode : 0x1c cpu MHz : 2895.857 cache size : 8192 KB physical id : 0 siblings : 4 core id : 3 cpu cores : 4 apicid : 6 initial apicid : 6 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm abm cpuid_fault epb invpcid_single pti tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid xsaveopt dtherm ida arat pln pts bugs : cpu_meltdown spectre_v1 spectre_v2 bogomips : 6200.02 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: -------------------------------------------------------------- processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 60 model name : Intel(R) Xeon(R) CPU E3-1220 v3 @ 3.10GHz stepping : 3 microcode : 0x24 cpu MHz : 1915.336 cache size : 8192 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 4 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm abm cpuid_fault epb invpcid_single pti tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid xsaveopt dtherm ida arat pln pts bugs : cpu_meltdown spectre_v1 spectre_v2 bogomips : 6200.02 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 60 model name : Intel(R) Xeon(R) CPU E3-1220 v3 @ 3.10GHz stepping : 3 microcode : 0x1c cpu MHz : 3076.997 cache size : 8192 KB physical id : 0 siblings : 4 core id : 1 cpu cores : 4 apicid : 2 initial apicid : 2 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm abm cpuid_fault epb invpcid_single pti tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid xsaveopt dtherm ida arat pln pts bugs : cpu_meltdown spectre_v1 spectre_v2 bogomips : 6200.02 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: processor : 2 vendor_id : GenuineIntel cpu family : 6 model : 60 model name : Intel(R) Xeon(R) CPU E3-1220 v3 @ 3.10GHz stepping : 3 microcode : 0x1c cpu MHz : 2589.773 cache size : 8192 KB physical id : 0 siblings : 4 core id : 2 cpu cores : 4 apicid : 4 initial apicid : 4 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm abm cpuid_fault epb invpcid_single pti tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid xsaveopt dtherm ida arat pln pts bugs : cpu_meltdown spectre_v1 spectre_v2 bogomips : 6200.02 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: processor : 3 vendor_id : GenuineIntel cpu family : 6 model : 60 model name : Intel(R) Xeon(R) CPU E3-1220 v3 @ 3.10GHz stepping : 3 microcode : 0x1c cpu MHz : 2865.152 cache size : 8192 KB physical id : 0 siblings : 4 core id : 3 cpu cores : 4 apicid : 6 initial apicid : 6 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm abm cpuid_fault epb invpcid_single pti tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid xsaveopt dtherm ida arat pln pts bugs : cpu_meltdown spectre_v1 spectre_v2 bogomips : 6200.02 clflush size : 64 cache_alignment : 64 address sizes : 39 bits physical, 48 bits virtual power management: -------------------------------------------------------------- Cheers, Vita