Re: BUG: Bad page map in process python2 pte:10000000000 pmd:17e8be067

(null) mapping:883fe5284960 index:432 Thanks. Huaitong Han 2018-04-20 2:53 GMT+08:00 Dave Hansen <dave.han...@intel.com>: > On 04/18/2018 10:40 PM, Fengguang Wu wrote: >> [ 716.494065] PASS concurrent_autogo_5ghz_ht40 4.803608 2018-03-23 >> 09:57:21.586794 >>

Re: BUG: Bad page map in process python2 pte:10000000000 pmd:17e8be067

(null) mapping:883fe5284960 index:432 Thanks. Huaitong Han 2018-04-20 2:53 GMT+08:00 Dave Hansen : > On 04/18/2018 10:40 PM, Fengguang Wu wrote: >> [ 716.494065] PASS concurrent_autogo_5ghz_ht40 4.803608 2018-03-23 >> 09:57:21.586794 >> [ 716.494069] >>

Re: "swap_free: Bad swap file entry" and "BUG: Bad page map in process" but no swap configured

Hi, Chris I have met the same issue too, did you have found out the root cause ? Thanks a lot. Huaitong Han 2016-10-12 0:02 GMT+08:00 Chris Friesen <chris.frie...@windriver.com>: > On 10/08/2016 02:05 AM, Hillf Danton wrote: >> >> On Friday, October 07, 2016

Re: "swap_free: Bad swap file entry" and "BUG: Bad page map in process" but no swap configured

Hi, Chris I have met the same issue too, did you have found out the root cause ? Thanks a lot. Huaitong Han 2016-10-12 0:02 GMT+08:00 Chris Friesen : > On 10/08/2016 02:05 AM, Hillf Danton wrote: >> >> On Friday, October 07, 2016 5:01 AM Chris Friesen >>> >>&

[PATCH] x86/x2apic: fix x2apic_cluster_probe null pointer

Signed-off-by: Huaitong Han <huaitong@intel.com> --- arch/x86/kernel/apic/x2apic_cluster.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c index 6368fa6..6acb055 100644 --- a/arch/x86/kerne

[PATCH] x86/x2apic: fix x2apic_cluster_probe null pointer

Signed-off-by: Huaitong Han --- arch/x86/kernel/apic/x2apic_cluster.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c index 6368fa6..6acb055 100644 --- a/arch/x86/kernel/apic/x2apic_cluster.c +++ b

[PATCH] ext4: add a line break for proc mb_groups display

This patch adds a line break for proc mb_groups display. Signed-off-by: Huaitong Han --- fs/ext4/mballoc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 61eaf74..4424b7b 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c

[PATCH] ext4: add a line break for proc mb_groups display

This patch adds a line break for proc mb_groups display. Signed-off-by: Huaitong Han <huaitong@intel.com> --- fs/ext4/mballoc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 61eaf74..4424b7b 100644 --- a/fs/ext4/mba

[tip:x86/cpu] x86/cpufeature: Use enum cpuid_leafs instead of magic numbers

Commit-ID: 16aaa53756501914a863ae7a15fcb070dc27c3d7 Gitweb: http://git.kernel.org/tip/16aaa53756501914a863ae7a15fcb070dc27c3d7 Author: Huaitong Han AuthorDate: Mon, 25 Jan 2016 20:41:47 +0100 Committer: Ingo Molnar CommitDate: Mon, 1 Feb 2016 10:46:48 +0100 x86/cpufeature: Use enum

[tip:x86/cpu] x86/cpufeature: Use enum cpuid_leafs instead of magic numbers

Commit-ID: 16aaa53756501914a863ae7a15fcb070dc27c3d7 Gitweb: http://git.kernel.org/tip/16aaa53756501914a863ae7a15fcb070dc27c3d7 Author: Huaitong Han <huaitong@intel.com> AuthorDate: Mon, 25 Jan 2016 20:41:47 +0100 Committer: Ingo Molnar <mi...@kernel.org> CommitDate: Mon

[PATCH V2] x86: use enum cpuid_leafs instead of magic numbers

v2:add a commit message. Most of magic numbers of x86_capability have been converted to enum cpuid_leafs, and this patch does update the remaining part. Signed-off-by: Huaitong Han --- arch/x86/include/asm/elf.h | 2 +- arch/x86/kernel/mpparse.c | 2 +- arch/x86/lguest/boot.c | 2 +- arch

[PATCH V2] x86: use enum cpuid_leafs instead of magic numbers

v2:add a commit message. Most of magic numbers of x86_capability have been converted to enum cpuid_leafs, and this patch does update the remaining part. Signed-off-by: Huaitong Han <huaitong@intel.com> --- arch/x86/include/asm/elf.h | 2 +- arch/x86/kernel/mpparse.c | 2 +- arch/x86/

[PATCH] x86: use enum cpuid_leafs instead of magic numbers

Signed-off-by: Huaitong Han --- arch/x86/include/asm/elf.h | 2 +- arch/x86/kernel/mpparse.c | 2 +- arch/x86/lguest/boot.c | 2 +- arch/x86/xen/enlighten.c | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h index

[PATCH] x86: use enum cpuid_leafs instead of magic numbers

Signed-off-by: Huaitong Han <huaitong@intel.com> --- arch/x86/include/asm/elf.h | 2 +- arch/x86/kernel/mpparse.c | 2 +- arch/x86/lguest/boot.c | 2 +- arch/x86/xen/enlighten.c | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/include/asm/elf.h b/ar

[tip:x86/urgent] x86/fpu: Fix get_xsave_addr() behavior under virtualization

Commit-ID: a05917b6ba9dc9a95fc42bdcbe3a875e8ad83935 Gitweb: http://git.kernel.org/tip/a05917b6ba9dc9a95fc42bdcbe3a875e8ad83935 Author: Huaitong Han AuthorDate: Fri, 6 Nov 2015 17:00:23 +0800 Committer: Ingo Molnar CommitDate: Thu, 12 Nov 2015 09:34:58 +0100 x86/fpu: Fix get_xsave_addr

[tip:x86/urgent] x86/fpu: Fix get_xsave_addr() behavior under virtualization

Commit-ID: a05917b6ba9dc9a95fc42bdcbe3a875e8ad83935 Gitweb: http://git.kernel.org/tip/a05917b6ba9dc9a95fc42bdcbe3a875e8ad83935 Author: Huaitong Han <huaitong@intel.com> AuthorDate: Fri, 6 Nov 2015 17:00:23 +0800 Committer: Ingo Molnar <mi...@kernel.org> CommitDate: Thu,

[PATCH] x86/fpu: Fix get_xsave_addr which returns error pointer to KVM

when KVM uses the get_xsave_addr, xsave parameter belongs to guest vcpu, if xsave is replaced with current task (host) xsave, get_xsave_addr will return error xsave addr to KVM. Signed-off-by: Huaitong Han --- arch/x86/kernel/fpu/xstate.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch

[PATCH] x86/fpu: Fix get_xsave_addr which returns error pointer to KVM

when KVM uses the get_xsave_addr, xsave parameter belongs to guest vcpu, if xsave is replaced with current task (host) xsave, get_xsave_addr will return error xsave addr to KVM. Signed-off-by: Huaitong Han <huaitong@intel.com> --- arch/x86/kernel/fpu/xstate.c | 1 - 1 file chan

[tip:perf/core] perf/x86/intel/pt: Fix KVM warning due to doing rdmsr() before the CPUID test

Commit-ID: 73fdeb66592ee80dffb16fb8a9b7378a00c1a826 Gitweb: http://git.kernel.org/tip/73fdeb66592ee80dffb16fb8a9b7378a00c1a826 Author: Huaitong Han AuthorDate: Mon, 31 Aug 2015 16:21:02 +0800 Committer: Ingo Molnar CommitDate: Sun, 13 Sep 2015 11:27:23 +0200 perf/x86/intel/pt: Fix KVM

[tip:perf/core] perf/x86/intel/pt: Fix KVM warning due to doing rdmsr() before the CPUID test

Commit-ID: 73fdeb66592ee80dffb16fb8a9b7378a00c1a826 Gitweb: http://git.kernel.org/tip/73fdeb66592ee80dffb16fb8a9b7378a00c1a826 Author: Huaitong Han <huaitong@intel.com> AuthorDate: Mon, 31 Aug 2015 16:21:02 +0800 Committer: Ingo Molnar <mi...@kernel.org> CommitDate: Sun,

[PATCH] perf/x86/intel/pt: rdmsr before the CPUID test produces KVM warning

re in line with the code style. Signed-off-by: Huaitong Han Reviewed-by: Alexander Shishkin diff --git a/arch/x86/kernel/cpu/perf_event_intel_pt.c b/arch/x86/kernel/cpu/perf_event_intel_pt.c index 183de71..4cc6492 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_pt.c +++ b/arch/x86/kernel/cpu/perf_event_

[PATCH] perf/x86/intel/pt: rdmsr before the CPUID test produces KVM warning

re in line with the code style. Signed-off-by: Huaitong Han <huaitong@intel.com> Reviewed-by: Alexander Shishkin <alexander.shish...@linux.intel.com> diff --git a/arch/x86/kernel/cpu/perf_event_intel_pt.c b/arch/x86/kernel/cpu/perf_event_intel_pt.c index 183de71..4cc6492 100644 ---

[V2] rdmsr before the CPUID test produces KVM warning

re in line with the code style. Signed-off-by: Huaitong Han Reviewed-by: Alexander Shishkin -- ChangeLog: V2:Update commit message. -- diff --git a/arch/x86/kernel/cpu/perf_event_intel_pt.c b/arch/x86/kernel/cpu/perf_event_intel_pt.c index 183de71..4cc6492 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_

[V2] rdmsr before the CPUID test produces KVM warning

style. Signed-off-by: Huaitong Han huaitong@intel.com Reviewed-by: Alexander Shishkin alexander.shish...@linux.intel.com -- ChangeLog: V2:Update commit message. -- diff --git a/arch/x86/kernel/cpu/perf_event_intel_pt.c b/arch/x86/kernel/cpu/perf_event_intel_pt.c index 183de71..4cc6492 100644

[PATCH] RDMSR before test_cpu_capacity brings about KVM warning

before RDMSR, and it is more in line with the code style. Signed-off-by: Huaitong Han diff --git a/arch/x86/kernel/cpu/perf_event_intel_pt.c b/arch/x86/kernel/cpu/perf_event_intel_pt.c index 183de71..4cc6492 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_pt.c +++ b/arch/x86/kernel/cpu

[PATCH] RDMSR before test_cpu_capacity brings about KVM warning

before RDMSR, and it is more in line with the code style. Signed-off-by: Huaitong Han huaitong@intel.com diff --git a/arch/x86/kernel/cpu/perf_event_intel_pt.c b/arch/x86/kernel/cpu/perf_event_intel_pt.c index 183de71..4cc6492 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_pt.c +++ b/arch/x86