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Date:   Mon, 11 Feb 2019 17:51:04 +0800
From:   kernel test robot <rong.a.chen@...el.com>
To:     john.hubbard@...il.com
Cc:     Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        Al Viro <viro@...iv.linux.org.uk>,
        Christian Benvenuti <benve@...co.com>,
        Christoph Hellwig <hch@...radead.org>,
        Christopher Lameter <cl@...ux.com>,
        Dan Williams <dan.j.williams@...el.com>,
        Dave Chinner <david@...morbit.com>,
        Dennis Dalessandro <dennis.dalessandro@...el.com>,
        Doug Ledford <dledford@...hat.com>, Jan Kara <jack@...e.cz>,
        Jason Gunthorpe <jgg@...pe.ca>,
        Jerome Glisse <jglisse@...hat.com>,
        Matthew Wilcox <willy@...radead.org>,
        Michal Hocko <mhocko@...nel.org>,
        Mike Rapoport <rppt@...ux.ibm.com>,
        Mike Marciniszyn <mike.marciniszyn@...el.com>,
        Ralph Campbell <rcampbell@...dia.com>,
        Tom Talpey <tom@...pey.com>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-fsdevel@...r.kernel.org, John Hubbard <jhubbard@...dia.com>,
        lkp@...org
Subject: [LKP] [mm/gup]  cdaa813278:
 kvm-unit-tests.vmx_ept_access_test_paddr_read_write.fail

FYI, we noticed the following commit (built with gcc-7):

commit: cdaa813278ddc616ee201eacda77f63996b5dd2d ("[PATCH 4/6] mm/gup: track gup-pinned pages")
url: https://github.com/0day-ci/linux/commits/john-hubbard-gmail-com/RFC-v2-mm-gup-dma-tracking/20190205-001101


in testcase: kvm-unit-tests
with following parameters:




on test machine: 88 threads Intel(R) Xeon(R) CPU E5-2699 v4 @ 2.20GHz with 64G memory

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):




ignored_by_lkp: pku
ignored_by_lkp: taskswitch
ignored_by_lkp: taskswitch2
ignored_by_lkp: svm
ignored_by_lkp: hyperv_connections
ignored_by_lkp: vmx
ignored_by_lkp: vmx_controls
ignored_by_lkp: vmx_test_vmx_feature_control
ignored_by_lkp: vmx_instruction_intercept
ignored_by_lkp: vmware_backdoors
2019-02-08 13:10:41 ./run_tests.sh
.[31mFAIL.[0m apic-split (50 tests, 1 unexpected failures)
.[32mPASS.[0m ioapic-split (19 tests)
.[31mFAIL.[0m apic (50 tests, 1 unexpected failures)
.[32mPASS.[0m ioapic (19 tests)
.[32mPASS.[0m smptest (1 tests)
.[32mPASS.[0m smptest3 (1 tests)
.[32mPASS.[0m vmexit_cpuid 
.[32mPASS.[0m vmexit_vmcall 
.[32mPASS.[0m vmexit_mov_from_cr8 
.[32mPASS.[0m vmexit_mov_to_cr8 
.[32mPASS.[0m vmexit_inl_pmtimer 
.[32mPASS.[0m vmexit_ipi 
.[32mPASS.[0m vmexit_ipi_halt 
.[32mPASS.[0m vmexit_ple_round_robin 
.[32mPASS.[0m vmexit_tscdeadline 
.[32mPASS.[0m vmexit_tscdeadline_immed 
.[32mPASS.[0m access 
.[32mPASS.[0m smap (18 tests)
.[32mPASS.[0m emulator (125 tests, 2 skipped)
.[32mPASS.[0m eventinj (13 tests)
.[32mPASS.[0m hypercall (2 tests)
.[32mPASS.[0m idt_test (4 tests)
.[32mPASS.[0m memory (8 tests)
.[32mPASS.[0m msr (12 tests)
.[32mPASS.[0m pmu (67 tests)
.[32mPASS.[0m port80 
.[32mPASS.[0m realmode 
.[32mPASS.[0m s3 
.[32mPASS.[0m sieve 
.[32mPASS.[0m syscall (2 tests)
.[32mPASS.[0m tsc (3 tests)
.[32mPASS.[0m tsc_adjust (5 tests)
.[32mPASS.[0m xsave (17 tests)
.[32mPASS.[0m rmap_chain 
.[32mPASS.[0m kvmclock_test 
.[32mPASS.[0m pcid (3 tests)
.[32mPASS.[0m umip (21 tests)
.[32mPASS.[0m vmx_null (1 tests)
.[32mPASS.[0m vmx_test_vmxon (4 tests)
.[32mPASS.[0m vmx_test_vmptrld (5 tests)
.[32mPASS.[0m vmx_test_vmclear (6 tests)
.[32mPASS.[0m vmx_test_vmptrst (1 tests)
.[32mPASS.[0m vmx_test_vmwrite_vmread (1 tests)
.[32mPASS.[0m vmx_test_vmcs_high (4 tests)
.[32mPASS.[0m vmx_test_vmcs_lifecycle (9 tests)
.[32mPASS.[0m vmx_test_vmx_caps (11 tests)
.[32mPASS.[0m vmx_vmenter (2 tests)
.[32mPASS.[0m vmx_preemption_timer (5 tests)
.[32mPASS.[0m vmx_control_field_PAT (3 tests)
.[32mPASS.[0m vmx_control_field_EFER (3 tests)
.[32mPASS.[0m vmx_CR_shadowing (12 tests)
.[32mPASS.[0m vmx_IO_bitmap (15 tests)
.[32mPASS.[0m vmx_EPT_AD_enabled (17 tests)
.[32mPASS.[0m vmx_EPT_AD_disabled (19 tests)
.[32mPASS.[0m vmx_PML (2 tests)
.[32mPASS.[0m vmx_VPID (3 tests)
.[32mPASS.[0m vmx_interrupt (8 tests)
.[32mPASS.[0m vmx_debug_controls (4 tests)
.[32mPASS.[0m vmx_MSR_switch (4 tests)
.[32mPASS.[0m vmx_vmmcall (1 tests)
.[32mPASS.[0m vmx_disable_RDTSCP (2 tests)
.[32mPASS.[0m vmx_int3 (1 tests)
.[32mPASS.[0m vmx_into (1 tests)
.[32mPASS.[0m vmx_exit_monitor_from_l2_test 
.[32mPASS.[0m vmx_v2 (29 tests)
.[32mPASS.[0m vmx_ept_access_test_not_present (188 tests)
.[32mPASS.[0m vmx_ept_access_test_read_only (158 tests)
.[32mPASS.[0m vmx_ept_access_test_write_only (152 tests)
.[32mPASS.[0m vmx_ept_access_test_read_write (128 tests)
.[32mPASS.[0m vmx_ept_access_test_execute_only (158 tests)
.[32mPASS.[0m vmx_ept_access_test_read_execute (128 tests)
.[32mPASS.[0m vmx_ept_access_test_write_execute (152 tests)
.[32mPASS.[0m vmx_ept_access_test_read_write_execute (98 tests)
.[32mPASS.[0m vmx_ept_access_test_reserved_bits (4078 tests)
.[32mPASS.[0m vmx_ept_access_test_ignored_bits (2888 tests)
.[32mPASS.[0m vmx_ept_access_test_paddr_not_present_ad_disabled (62 tests)
.[32mPASS.[0m vmx_ept_access_test_paddr_not_present_ad_enabled (62 tests)
.[32mPASS.[0m vmx_ept_access_test_paddr_read_only_ad_disabled (141 tests)
.[32mPASS.[0m vmx_ept_access_test_paddr_read_only_ad_enabled (166 tests)
.[31mFAIL.[0m vmx_ept_access_test_paddr_read_write (timeout; duration=90s)
.[31mFAIL.[0m vmx_ept_access_test_paddr_read_write_execute (timeout; duration=90s)
.[32mPASS.[0m vmx_ept_access_test_paddr_read_execute_ad_disabled (141 tests)
.[32mPASS.[0m vmx_ept_access_test_paddr_read_execute_ad_enabled (166 tests)
.[32mPASS.[0m vmx_ept_access_test_paddr_not_present_page_fault (8 tests)
.[32mPASS.[0m vmx_ept_access_test_force_2m_page (48 tests)
.[32mPASS.[0m vmx_invvpid (1561 tests)
.[32mPASS.[0m vmx_vmentry_movss_shadow_test (11 tests)
.[32mPASS.[0m vmx_cr_load_test (8 tests)
.[32mPASS.[0m vmx_nm_test (9 tests)
.[32mPASS.[0m vmx_pending_event_test (12 tests)
.[32mPASS.[0m vmx_pending_event_hlt_test (12 tests)
.[32mPASS.[0m vmx_db_test (53 tests, 5 expected failures)
.[32mPASS.[0m vmx_eoi_bitmap_ioapic_scan (7 tests)
.[32mPASS.[0m vmx_hlt_with_rvi_test (7 tests)
.[32mPASS.[0m vmx_apic_passthrough (12 tests)
.[32mPASS.[0m vmx_apic_passthrough_thread (8 tests)
.[32mPASS.[0m vmx_vmcs_shadow_test (142218 tests)
.[32mPASS.[0m debug (11 tests)
.[32mPASS.[0m hyperv_synic (1 tests)
.[32mPASS.[0m hyperv_stimer (12 tests)
.[32mPASS.[0m hyperv_clock 
.[32mPASS.[0m intel_iommu (11 tests)



To reproduce:

        git clone https://github.com/intel/lkp-tests.git
        cd lkp-tests
        bin/lkp install job.yaml  # job file is attached in this email
        bin/lkp run     job.yaml



Thanks,
Rong Chen

View attachment "config-5.0.0-rc4-00004-gcdaa8132" of type "text/plain" (169001 bytes)

View attachment "job-script" of type "text/plain" (4884 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (23288 bytes)

View attachment "kvm-unit-tests" of type "text/plain" (4726 bytes)

View attachment "job.yaml" of type "text/plain" (3969 bytes)

View attachment "reproduce" of type "text/plain" (19 bytes)

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