Re: Fwd: kernel 6.6.x and higher , apci reboot problems

[Bagas Sanjaya]

On Sun, Nov 19, 2023 at 09:16:35PM +0700, Bagas Sanjaya wrote:
> Hi,
> 
> I notice a regression report on Bugzilla [1] (albeit terse). Quoting
> from it:
> 
> > since kernel 6.6 problems , reboot fails or me muss use double enter key .
> > under xfce4 it jumps on console and hangs.
> > 
> > restart under xfce4 fails shutdown also --- 6.5.11 it works all fine 
> > 
> > regards 
> > 
> > ps: all pcs . notebooks , nucs, workstation
> 
> Then another reporter can reproduce the regression with bisection:
> 
> > I have found a similar problem but in my case I don't think it's related to ACPI. In fact the problem is still there after adding the kernel option acpi=off. @walter59, can you test on your system by disabling ACPI too?
> > 
> > During system shutdown, started by "shutdown -h now", the process hangs (but the system is still working) during stopping of samba service. Instead the reboot still works.
> > 
> > My problem appeared with the upgrade 6.5.11 -> 6.6-rc1 so I have bisected until I have found the first bad commit:
> > 
> > $ git bisect log
> > 
> > git bisect start
> > # status: waiting for both good and bad commits
> > # good: [799441832db16b99e400ccbec55db801e6992819] Linux 6.5.11
> > git bisect good 799441832db16b99e400ccbec55db801e6992819
> > # status: waiting for bad commit, 1 good commit known
> > # bad: [0bb80ecc33a8fb5a682236443c1e740d5c917d1d] Linux 6.6-rc1
> > git bisect bad 0bb80ecc33a8fb5a682236443c1e740d5c917d1d
> > # good: [2dde18cd1d8fac735875f2e4987f11817cc0bc2c] Linux 6.5
> > git bisect good 2dde18cd1d8fac735875f2e4987f11817cc0bc2c
> > # bad: [461f35f014466c4e26dca6be0f431f57297df3f2] Merge tag 'drm-next-2023-08-30' of git://anongit.freedesktop.org/drm/drm
> > git bisect bad 461f35f014466c4e26dca6be0f431f57297df3f2
> > # bad: [bd6c11bc43c496cddfc6cf603b5d45365606dbd5] Merge tag 'net-next-6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
> > git bisect bad bd6c11bc43c496cddfc6cf603b5d45365606dbd5
> > # good: [6c9cfb853063f317b2953c5e852b6bac1eb0cade] net: ethernet: mtk_wed: minor change in wed_{tx,rx}info_show
> > git bisect good 6c9cfb853063f317b2953c5e852b6bac1eb0cade
> > # bad: [ccc5e9817719f59b3dea7b7a168861b4bf0b4ff4] Merge tag 'pm-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
> > git bisect bad ccc5e9817719f59b3dea7b7a168861b4bf0b4ff4
> > # bad: [68cadad11fe2ddd126b37a8fba3726be7fa0f5c6] Merge tag 'rcu.2023.08.21a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu
> > git bisect bad 68cadad11fe2ddd126b37a8fba3726be7fa0f5c6
> > # bad: [dd2c0198a8365dcc3bb6aed22313d56088e3af55] Merge tag 'erofs-for-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs
> > git bisect bad dd2c0198a8365dcc3bb6aed22313d56088e3af55
> > # bad: [ecd7db20474c3859d4d01f34aaabf41bd28c7d84] Merge tag 'v6.6-vfs.tmpfs' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs
> > git bisect bad ecd7db20474c3859d4d01f34aaabf41bd28c7d84
> > # good: [e9d7d3cb9fb3f142df574664507ac0ee4a26365a] procfs: convert to ctime accessor functions
> > git bisect good e9d7d3cb9fb3f142df574664507ac0ee4a26365a
> > # good: [6f4aaee3faa84f00d38bfaba88a9f75d8c78e7e0] fat: make fat_update_time get its own timestamp
> > git bisect good 6f4aaee3faa84f00d38bfaba88a9f75d8c78e7e0
> > # bad: [2daf18a7884dc03d5164ab9c7dc3f2ea70638469] tmpfs,xattr: enable limited user extended attributes
> > git bisect bad 2daf18a7884dc03d5164ab9c7dc3f2ea70638469
> > # good: [6faddda69f623d38bb097640689901a4b5ff881a] libfs: Add directory operations for stable offsets
> > git bisect good 6faddda69f623d38bb097640689901a4b5ff881a
> > # bad: [2be4f05af71bb2a9958c5680c19e5a489636ff42] libfs: Remove parent dentry locking in offset_iterate_dir()
> > git bisect bad 2be4f05af71bb2a9958c5680c19e5a489636ff42
> > # bad: [a2e459555c5f9da3e619b7e47a63f98574dc75f1] shmem: stable directory offsets
> > git bisect bad a2e459555c5f9da3e619b7e47a63f98574dc75f1
> > # good: [23a31d87645c652734f89f477f69ddac9aa402cb] shmem: Refactor shmem_symlink()
> > git bisect good 23a31d87645c652734f89f477f69ddac9aa402cb
> > # first bad commit: [a2e459555c5f9da3e619b7e47a63f98574dc75f1] shmem: stable directory offsets
> 
> See Bugzilla for the full thread.
> 
> Anyway, I'm adding this regression to regzbot:
> 
> #regzbot introduced: a2e459555c5f9d https://bugzilla.kernel.org/show_bug.cgi?id=218147
> #regzbot title: shmem's stable directory offsets hangs samba shutdown
> 

#regzbot fix: 796432efab1e37

-- 
An old man doll... just what I always wanted! - Clara

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