From: John Hubbard <jhubbard@nvidia.com>
To: lkp <lkp@intel.com>, Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: linux-samsung-soc@vger.kernel.org, "Jan Kara" <jack@suse.cz>,
"Kees Cook" <keescook@chromium.org>,
kvm@vger.kernel.org, "Jason Gunthorpe" <jgg@ziepe.ca>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"David Hildenbrand" <david@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
"DRI Development" <dri-devel@lists.freedesktop.org>,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
linux-mm@kvack.org, "Jérôme Glisse" <jglisse@redhat.com>,
lkp@lists.01.org, "Arnd Bergmann" <arnd@arndb.de>,
"Daniel Vetter" <daniel.vetter@intel.com>,
"Dan Williams" <dan.j.williams@intel.com>,
"Andrew Morton" <akpm@linux-foundation.org>,
linux-arm-kernel@lists.infradead.org,
linux-media@vger.kernel.org
Subject: Re: [resource] 22b17dc667: Kernel panic - not syncing: Fatal exception
Date: Mon, 2 Nov 2020 22:15:40 -0800 [thread overview]
Message-ID: <1ec0dee9-e1bb-9cf1-a8c2-ad1e294c5acf@nvidia.com> (raw)
In-Reply-To: <20201103060649.GA30210@xsang-OptiPlex-9020>
On 11/2/20 10:06 PM, lkp wrote:
> Greeting,
>
> FYI, we noticed the following commit (built with gcc-9):
>
> commit: 22b17dc667d36418ccabb9c668c4b489185fb40a ("[PATCH v5 13/15] resource: Move devmem revoke code to resource framework")
> url: https://github.com/0day-ci/linux/commits/Daniel-Vetter/follow_pfn-and-other-iomap-races/20201030-181112
> base: git://linuxtv.org/media_tree.git master
>
> in testcase: fsmark
> version: fsmark-x86_64-3.3-1_20201007
> with following parameters:
>
> iterations: 1x
> nr_threads: 1t
> disk: 1BRD_48G
> fs: f2fs
> fs2: nfsv4
> filesize: 4M
> test_size: 40G
> sync_method: NoSync
> cpufreq_governor: performance
> ucode: 0x5002f01
>
> test-description: The fsmark is a file system benchmark to test synchronous write workloads, for example, mail servers workload.
> test-url: https://sourceforge.net/projects/fsmark/
>
>
> on test machine: 192 threads Intel(R) Xeon(R) Platinum 9242 CPU @ 2.30GHz with 192G memory
>
> caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
>
>
Yep, this is the same crash that I saw. And the .config also has
# CONFIG_IO_STRICT_DEVMEM is not set
so it all makes sense.
> If you fix the issue, kindly add following tag
> Reported-by: kernel test robot <lkp@intel.com>
>
>
> [ 28.644165] systemd[1]: RTC configured in localtime, applying delta of 0 minutes to system time.
>
> [ 28.699473] #PF: supervisor read access in kernel mode
> [ 28.704611] #PF: error_code(0x0000) - not-present page
> [ 28.709749] PGD 0 P4D 0
> [ 28.712291] Oops: 0000 [#1] SMP NOPTI
> [ 28.715956] CPU: 0 PID: 1 Comm: systemd Not tainted 5.10.0-rc1-00015-g22b17dc667d3 #1
> [ 28.723793] RIP: 0010:do_dentry_open+0x1c9/0x360
> [ 28.728410] Code: 84 82 01 00 00 81 ca 00 00 04 00 89 53 44 48 8b 83 f0 00 00 00 81 63 40 3f fc ff ff 48 8d bb 98 00 00 00 c7 43 34 00 00 00 00 <48> 8b 00 48 8b 70 30 e8 2b cb f4 ff f6 43 41 40 74 5a 48 8b 83 f0
> [ 28.747157] RSP: 0018:ffffc9000006fcc8 EFLAGS: 00010206
> [ 28.752380] RAX: 0000000000000000 RBX: ffff8881502ad400 RCX: 0000000000000000
> [ 28.759506] RDX: 00000000000a201d RSI: ffffffff8284d260 RDI: ffff8881502ad498
> [ 28.766639] RBP: ffff88a485a06490 R08: 0000000000000000 R09: ffffffff8284d260
> [ 28.773769] R10: ffffc9000006fcc8 R11: 756c6176006d656d R12: 0000000000000000
> [ 28.780895] R13: ffffffff8133ddc0 R14: ffff8881502ad410 R15: ffff8881502ad400
> [ 28.788028] FS: 00007ff54afa1940(0000) GS:ffff888c4f600000(0000) knlGS:0000000000000000
> [ 28.796113] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 28.801858] CR2: 0000000000000000 CR3: 0000000100120003 CR4: 00000000007706f0
> [ 28.808983] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [ 28.816114] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
> [ 28.823239] PKRU: 55555554
> [ 28.825952] Call Trace:
> [ 28.828412] path_openat+0xaa8/0x10a0
> [ 28.832073] do_filp_open+0x91/0x100
> [ 28.835653] ? acpi_os_wait_semaphore+0x48/0x80
> [ 28.840186] ? __check_object_size+0x136/0x160
> [ 28.844631] do_sys_openat2+0x20d/0x2e0
> [ 28.848470] do_sys_open+0x44/0x80
> [ 28.851878] do_syscall_64+0x33/0x40
> [ 28.855457] entry_SYSCALL_64_after_hwframe+0x44/0xa9
> [ 28.860509] RIP: 0033:0x7ff54c1521ae
> [ 28.864086] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 59 65 0d 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25
> [ 28.882833] RSP: 002b:00007ffd1c9586d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
> [ 28.890399] RAX: ffffffffffffffda RBX: 00007ffd1c9587d0 RCX: 00007ff54c1521ae
> [ 28.897531] RDX: 0000000000080000 RSI: 00007ff54bfa0e5a RDI: 00000000ffffff9c
> [ 28.904662] RBP: 00007ffd1c9587d8 R08: 000000000000021f R09: 000055f837cf4290
> [ 28.911796] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000056dd9000
> [ 28.918927] R13: 00000000ffffffff R14: 00007ffd1c9587d0 R15: 0000000000000002
> [ 28.926060] Modules linked in: ip_tables
> [ 28.929986] CR2: 0000000000000000
> mDebian GNU/Linu
> [ 28.933416] ---[ end trace 94e4f9aa3df66098 ]---
> [ 28.939355] RIP: 0010:do_dentry_open+0x1c9/0x360
> [ 28.943975] Code: 84 82 01 00 00 81 ca 00 00 04 00 89 53 44 48 8b 83 f0 00 00 00 81 63 40 3f fc ff ff 48 8d bb 98 00 00 00 c7 43 34 00 00 00 00 <48> 8b 00 48 8b 70 30 e8 2b cb f4 ff f6 43 41 40 74 5a 48 8b 83 f0
> [ 28.962721] RSP: 0018:ffffc9000006fcc8 EFLAGS: 00010206
> [ 28.967948] RAX: 0000000000000000 RBX: ffff8881502ad400 RCX: 0000000000000000
> [ 28.975079] RDX: 00000000000a201d RSI: ffffffff8284d260 RDI: ffff8881502ad498
> [ 28.982211] RBP: ffff88a485a06490 R08: 0000000000000000 R09: ffffffff8284d260
> [ 28.989337] R10: ffffc9000006fcc8 R11: 756c6176006d656d R12: 0000000000000000
> [ 28.996467] R13: ffffffff8133ddc0 R14: ffff8881502ad410 R15: ffff8881502ad400
> [ 29.003592] FS: 00007ff54afa1940(0000) GS:ffff888c4f600000(0000) knlGS:0000000000000000
> [ 29.011668] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 29.017409] CR2: 0000000000000000 CR3: 0000000100120003 CR4: 00000000007706f0
> [ 29.024539] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [ 29.031671] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
> [ 29.038804] PKRU: 55555554
> [ 29.041508] Kernel panic - not syncing: Fatal exception
> ACPI MEMORY or I/O RESET_REG.
>
>
> 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,
> oliver.sang@intel.com
>
thanks,
--
John Hubbard
NVIDIA
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next prev parent reply other threads:[~2020-11-03 6:15 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-30 10:08 [PATCH v5 00/15] follow_pfn and other iomap races Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 01/15] drm/exynos: Stop using frame_vector helpers Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 02/15] drm/exynos: Use FOLL_LONGTERM for g2d cmdlists Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 03/15] misc/habana: Stop using frame_vector helpers Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 04/15] misc/habana: Use FOLL_LONGTERM for userptr Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 05/15] mm/frame-vector: Use FOLL_LONGTERM Daniel Vetter
2020-10-30 14:11 ` Tomasz Figa
2020-10-30 14:37 ` Daniel Vetter
2020-11-02 18:19 ` Tomasz Figa
2020-10-31 2:55 ` John Hubbard
2020-10-31 14:45 ` Daniel Vetter
2020-11-01 5:22 ` John Hubbard
2020-11-01 10:30 ` Daniel Vetter
2020-11-01 21:13 ` John Hubbard
2020-11-01 22:50 ` Daniel Vetter
2020-11-04 14:00 ` Jason Gunthorpe
2020-11-04 15:54 ` Daniel Vetter
[not found] ` <20201104162125.GA13007@infradead.org>
2020-11-04 16:26 ` Daniel Vetter
[not found] ` <20201104163758.GA17425@infradead.org>
[not found] ` <20201104164119.GA18218@infradead.org>
2020-11-04 18:17 ` Jason Gunthorpe
2020-11-04 18:44 ` John Hubbard
2020-11-04 19:02 ` Jason Gunthorpe
2020-11-05 9:25 ` Daniel Vetter
2020-11-05 12:49 ` Jason Gunthorpe
2020-11-06 4:08 ` John Hubbard
2020-11-06 10:01 ` Daniel Vetter
2020-11-06 10:27 ` Daniel Vetter
2020-11-06 12:55 ` Jason Gunthorpe
2020-11-09 8:44 ` Thomas Hellström
2020-11-09 20:19 ` Jason Gunthorpe
2020-11-06 12:58 ` Jason Gunthorpe
2020-10-30 10:08 ` [PATCH v5 06/15] media: videobuf2: Move frame_vector into media subsystem Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 07/15] mm: Close race in generic_access_phys Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 08/15] mm: Add unsafe_follow_pfn Daniel Vetter
[not found] ` <20201102072931.GA16419@infradead.org>
2020-11-02 12:56 ` Daniel Vetter
2020-11-02 13:01 ` Jason Gunthorpe
2020-11-02 13:23 ` Daniel Vetter
2020-11-02 15:52 ` Jason Gunthorpe
2020-11-02 16:42 ` Daniel Vetter
2020-11-02 17:16 ` Jason Gunthorpe
2020-10-30 10:08 ` [PATCH v5 09/15] media/videbuf1|2: Mark follow_pfn usage as unsafe Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 10/15] vfio/type1: Mark follow_pfn " Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 11/15] PCI: Obey iomem restrictions for procfs mmap Daniel Vetter
2020-11-03 21:28 ` Bjorn Helgaas
2020-11-03 22:09 ` Dan Williams
2020-11-04 8:44 ` Daniel Vetter
2020-11-04 16:50 ` Bjorn Helgaas
2020-11-04 20:12 ` Dan Williams
2020-11-05 9:34 ` Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 12/15] /dev/mem: Only set filp->f_mapping Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 13/15] resource: Move devmem revoke code to resource framework Daniel Vetter
2020-10-31 6:36 ` John Hubbard
2020-10-31 14:40 ` Daniel Vetter
2020-11-03 6:06 ` [resource] 22b17dc667: Kernel panic - not syncing: Fatal exception lkp
2020-11-03 6:15 ` John Hubbard [this message]
2020-11-03 10:10 ` Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 14/15] sysfs: Support zapping of binary attr mmaps Daniel Vetter
2020-10-30 10:08 ` [PATCH v5 15/15] PCI: Revoke mappings like devmem Daniel Vetter
2020-10-30 19:22 ` Dan Williams
2020-11-03 21:30 ` Bjorn Helgaas
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