Re: [PATCH 5.10 00/24] 5.10.144-rc1 review

On Sat, Sep 17, 2022 at 6:09 PM Naresh Kamboju naresh.kamboju@linaro.org wrote:

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-rc... 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

This is caused by commit 303e6da99429 ("gpio: mockup: remove gpio debugfs when remove device"). I'm looking into it.

Bart

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.... https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.10.y/build/v5.10....

## 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....

## 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