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From:   Naresh Kamboju <naresh.kamboju@linaro.org>
Date:   Sat, 17 Sep 2022 21:39:12 +0530
Message-ID: <CA+G9fYty3xhJMSuDY1EwcWf9O7dyeFvJ4Y2TAaeC8jc0ZY8Y2g@mail.gmail.com>
Subject: Re: [PATCH 5.10 00/24] 5.10.144-rc1 review
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc:     linux-kernel@vger.kernel.org, stable@vger.kernel.org,
        torvalds@linux-foundation.org, akpm@linux-foundation.org,
        linux@roeck-us.net, shuah@kernel.org, patches@kernelci.org,
        lkft-triage@lists.linaro.org, pavel@denx.de, jonathanh@nvidia.com,
        f.fainelli@gmail.com, sudipm.mukherjee@gmail.com,
        slade@sladewatkins.com,
        William Breathitt Gray <william.gray@linaro.org>,
        Wei Yongjun <weiyongjun1@huawei.com>,
        Linus Walleij <linus.walleij@linaro.org>,
        Bartosz Golaszewski <brgl@bgdev.pl>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
        Anders Roxell <anders.roxell@linaro.org>
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Precedence: bulk

On Fri, 16 Sept 2022 at 15:41, Greg Kroah-Hartman
<gregkh@linuxfoundation.org> wrote:
>
> This is the start of the stable review cycle for the 5.10.144 release.
> There are 24 patches in this series, all will be posted as a response
> to this one.  If anyone has any issues with these being applied, please
> let me know.
>
> Responses should be made by Sun, 18 Sep 2022 10:04:31 +0000.
> Anything received after that time might be too late.
>
> The whole patch series can be found in one patch at:
>         https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.10.144-rc1.gz
> or in the git tree and branch at:
>         git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.10.y
> and the diffstat can be found below.
>
> thanks,
>
> greg k-h

Results from Linaro's test farm.
Regressions on x86_64 while running libgpiod tests.

Regressions on x86_64 while running libgpiod tests.
This reported regression also noticed on mainline, stable-rc 5.19,
stable-rc 5.15 and stable-rc 5.10 branches

I have not bisected this reported crash yet.

Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>

+ cd ./automated/linux/gpiod
+ ./gpiod.sh /opt/libgpiod/bin/
[INFO]  libgpiod test suite
[INFO]  117 tests registered
[INFO]  checking the linux kernel version
[INFO]  kernel release is v5.10.144 - ok to run tests
[INFO]  using gpio-tools from '/usr/bin'
[   10.900672] BUG: kernel NULL pointer dereference, address: 00000000000000a0
[   10.901452] #PF: supervisor write access in kernel mode
[   10.901452] #PF: error_code(0x0002) - not-present page
[   10.901452] PGD 108545067 P4D 108545067 PUD 108544067 PMD 0
[   10.901452] Oops: 0002 [#1] SMP NOPTI
[   10.901452] CPU: 1 PID: 479 Comm: gpiod-test Not tainted 5.10.144-rc1 #1
[   10.901452] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996),
BIOS 1.12.0-1 04/01/2014
[   10.901452] RIP: 0010:down_write+0x1a/0x60
[   10.901452] Code: 00 31 c0 eb dd e8 76 9e ff ff cc cc cc cc cc cc
0f 1f 44 00 00 55 48 89 e5 41 54 49 89 fc e8 4d d9 ff ff 31 c0 ba 01
00 00 00 <f0> 49 0f b1 14 24 75 18 65 48 8b 04 25 80 ad 01 00 49 89 44
24 08
[   10.901452] RSP: 0018:ffffaf1f005abd08 EFLAGS: 00010246
[   10.901452] RAX: 0000000000000000 RBX: ffffa38c448f6a80 RCX: ffffff8100000000
[   10.901452] RDX: 0000000000000001 RSI: ffffff8100000000 RDI: 00000000000000a0
[   10.901452] RBP: ffffaf1f005abd10 R08: 0000000000000286 R09: ffffa38c448f6ad8
[   10.901452] R10: 000000000000003e R11: ffffa38c44a4dea8 R12: 00000000000000a0
[   10.901452] R13: ffffaf1f005abdb0 R14: 00000000000000a0 R15: ffffa38c44530c40
[   10.901452] FS:  00007fbd204f7740(0000) GS:ffffa38c7bc80000(0000)
knlGS:0000000000000000
[   10.901452] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.901452] CR2: 00000000000000a0 CR3: 0000000108490000 CR4: 00000000003506e0
[   10.901452] Call Trace:
[   10.901452]  simple_recursive_removal+0x55/0x2b0
[   10.901452]  ? debugfs_rename+0x2e0/0x2e0
[   10.901452]  debugfs_remove+0x45/0x70
[   10.901452]  gpio_mockup_debugfs_cleanup+0x15/0x20 [gpio_mockup]
[   10.901452]  devm_action_release+0x15/0x20
[   10.901452]  release_nodes+0x1bd/0x210
[   10.901452]  devres_release_all+0x3f/0x60
[   10.901452]  __device_release_driver+0x195/0x260
[   10.901452]  driver_detach+0xce/0x110
[   10.901452]  bus_remove_driver+0x5c/0xe0
[   10.901452]  driver_unregister+0x31/0x60
[   10.901452]  platform_driver_unregister+0x12/0x20
[   10.901452]  gpio_mockup_exit+0x1c/0x4c4 [gpio_mockup]
[   10.901452]  __do_sys_delete_module+0x1b2/0x290
[   10.901452]  ? syscall_trace_enter.constprop.0+0x13c/0x1b0
[   10.901452]  __x64_sys_delete_module+0x18/0x20
[   10.901452]  do_syscall_64+0x38/0x50
[   10.901452]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
[   10.901452] RIP: 0033:0x7fbd2069c95b
[   10.901452] Code: 73 01 c3 48 8b 0d c5 34 0e 00 f7 d8 64 89 01 48
83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 b0 00 00
00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 95 34 0e 00 f7 d8 64 89
01 48
[   10.901452] RSP: 002b:00007ffdfa2d9348 EFLAGS: 00000206 ORIG_RAX:
00000000000000b0
[   10.901452] RAX: ffffffffffffffda RBX: 00000000022af370 RCX: 00007fbd2069c95b
[   10.939140] RDX: 00000000022ad8b7 RSI: 0000000000000800 RDI: 00000000022af938
[   10.939140] RBP: 00000000022af370 R08: 0000000000000007 R09: 00000000022b75c0
[   10.939140] R10: 00007fbd205a6b88 R11: 0000000000000206 R12: 00000000022af420
[   10.939140] R13: 00007fbd20743b00 R14: 0000000000418df8 R15: 00007fbd207dc000
[   10.939140] Modules linked in: gpio_mockup(-)
[   10.939140] CR2: 00000000000000a0
[   10.939140] ---[ end trace e891f796dd2f311d ]---
[   10.939140] RIP: 0010:down_write+0x1a/0x60
[   10.939140] Code: 00 31 c0 eb dd e8 76 9e ff ff cc cc cc cc cc cc
0f 1f 44 00 00 55 48 89 e5 41 54 49 89 fc e8 4d d9 ff ff 31 c0 ba 01
00 00 00 <f0> 49 0f b1 14 24 75 18 65 48 8b 04 25 80 ad 01 00 49 89 44
24 08
[   10.939140] RSP: 0018:ffffaf1f005abd08 EFLAGS: 00010246
[   10.939140] RAX: 0000000000000000 RBX: ffffa38c448f6a80 RCX: ffffff8100000000
[   10.939140] RDX: 0000000000000001 RSI: ffffff8100000000 RDI: 00000000000000a0
[   10.939140] RBP: ffffaf1f005abd10 R08: 0000000000000286 R09: ffffa38c448f6ad8
[   10.939140] R10: 000000000000003e R11: ffffa38c44a4dea8 R12: 00000000000000a0
[   10.939140] R13: ffffaf1f005abdb0 R14: 00000000000000a0 R15: ffffa38c44530c40
[   10.939140] FS:  00007fbd204f7740(0000) GS:ffffa38c7bc80000(0000)
knlGS:0000000000000000
[   10.939140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.939140] CR2: 00000000000000a0 CR3: 0000000108490000 CR4: 00000000003506e0
+ ../../utils/send-to-lava.sh result.txt

https://lkft.validation.linaro.org/scheduler/job/5547188#L992
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.10.y/build/v5.10.143-25-g02c4837d98bf/testrun/11952159/suite/log-parser-test/tests/
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.10.y/build/v5.10.143-25-g02c4837d98bf/testrun/11954093/suite/log-parser-test/tests/


## Build
* kernel: 5.10.144-rc1
* git: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc
* git branch: linux-5.10.y
* git commit: 02c4837d98bf509b70afb8368175c489a5ba7b4a
* git describe: v5.10.143-25-g02c4837d98bf
* test details:
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.10.y/build/v5.10.143-25-g02c4837d98bf

## Test Regressions (compared to v5.10.143)
  - Kernel BUG while running libgpiod on x86_64.

## No metric Regressions (compared to v5.10.143)

## No test Fixes (compared to v5.10.143)

## No metric Fixes (compared to v5.10.143)


## Test result summary
total: 102380, pass: 89955, fail: 750, skip: 11365, xfail: 310

## Build Summary
* arc: 10 total, 10 passed, 0 failed
* arm: 333 total, 333 passed, 0 failed
* arm64: 65 total, 63 passed, 2 failed
* i386: 56 total, 53 passed, 3 failed
* mips: 56 total, 56 passed, 0 failed
* parisc: 12 total, 12 passed, 0 failed
* powerpc: 60 total, 55 passed, 5 failed
* riscv: 27 total, 27 passed, 0 failed
* s390: 24 total, 24 passed, 0 failed
* sh: 24 total, 24 passed, 0 failed
* sparc: 12 total, 12 passed, 0 failed
* x86_64: 59 total, 56 passed, 3 failed

## Test suites summary
* fwts
* igt-gpu-tools
* kunit
* kvm-unit-tests
* libhugetlbfs
* log-parser-boot
* log-parser-test
* ltp-cap_bounds
* ltp-commands
* ltp-containers
* ltp-controllers
* ltp-cpuhotplug
* ltp-crypto
* ltp-cve
* ltp-dio
* ltp-fcntl-locktests
* ltp-filecaps
* ltp-fs
* ltp-fs_bind
* ltp-fs_perms_simple
* ltp-fsx
* ltp-hugetlb
* ltp-io
* ltp-ipc
* ltp-math
* ltp-mm
* ltp-nptl
* ltp-open-posix-tests
* ltp-pty
* ltp-sched
* ltp-securebits
* ltp-syscalls
* ltp-tracing
* network-basic-tests
* packetdrill
* rcutorture
* v4l2-compliance
* vdso

--
Linaro LKFT
https://lkft.linaro.org