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From: Paul Grandperrin <paul.grandperrin@gmail.com>
To: stable@vger.kernel.org
Cc: regressions@lists.linux.dev, Wei WANG <wei_wang@realsil.com.cn>,
	Roger Tseng <rogerable@realtek.com>,
	Ricky WU <ricky_wu@realtek.com>
Subject: Regression since 6.1.46 (commit 8ee39ec): rtsx_pci from drivers/misc/cardreader breaks NVME power state, preventing system boot
Date: Tue, 12 Sep 2023 14:29:29 +0200	[thread overview]
Message-ID: <5DHV0S.D0F751ZF65JA1@gmail.com> (raw)

Hi kernel maintainers!

My computer doesn't boot with kernels newer than 6.1.45.

Here's what happens:
- system boots in initramfs
- detects my encrypted ZFS pool and asks for password
- mount system, pivots to it, starts real init
- before any daemon had time to start, the system hangs and the kernel 
writes on the console
"nvme 0000:04:00.0: Unable to change power state from D3cold to D0, 
device inaccessible"
- if I reboot directly without powering off (using magic sysrq or 
panic=10), even the UEFI complains about not finding any storage to 
boot from.
- after a real power off, I can boot using a kernel <= 6.1.45.

The bug has been discussed here: 
https://bugzilla.kernel.org/show_bug.cgi?id=217705

My laptop is a Dell XPS 15 9560 (Intel 7700hq).

I bisected between 6.1.45 and 6.1.46 and found this commit

commit 8ee39ec479147e29af704639f8e55fce246ed2d9
Author: Ricky WU <ricky_wu@realtek.com>
Date:   Tue Jul 25 09:10:54 2023 +0000

    misc: rtsx: judge ASPM Mode to set PETXCFG Reg

    commit 101bd907b4244a726980ee67f95ed9cafab6ff7a upstream.

    ASPM Mode is ASPM_MODE_CFG need to judge the value of clkreq_0
    to set HIGH or LOW, if the ASPM Mode is ASPM_MODE_REG
    always set to HIGH during the initialization.

    Cc: stable@vger.kernel.org
    Signed-off-by: Ricky Wu <ricky_wu@realtek.com>
    Link: 
https://lore.kernel.org/r/52906c6836374c8cb068225954c5543a@realtek.com
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

 drivers/misc/cardreader/rts5227.c  |  2 +-
 drivers/misc/cardreader/rts5228.c  | 18 ------------------
 drivers/misc/cardreader/rts5249.c  |  3 +--
 drivers/misc/cardreader/rts5260.c  | 18 ------------------
 drivers/misc/cardreader/rts5261.c  | 18 ------------------
 drivers/misc/cardreader/rtsx_pcr.c |  5 ++++-
 6 files changed, 6 insertions(+), 58 deletions(-)

If I build 6.1.51 with this commit reverted, my laptop works again, 
confirming that this commit is to blame.

Also, blacklisting `rtsx_pci_sdmmc` and `rtsx_pci`, while preventing to 
use the sd card reading, allows to boot the system.

I can't try 6.4 or 6.5 because my system is dependent on ZFS..

Have a nice day,
Paul Grandperrin



             reply	other threads:[~2023-09-12 12:30 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-12 12:29 Paul Grandperrin [this message]
2023-09-12 17:10 ` Regression since 6.1.46 (commit 8ee39ec): rtsx_pci from drivers/misc/cardreader breaks NVME power state, preventing system boot Linux regression tracking (Thorsten Leemhuis)
2023-09-13  5:03   ` Greg KH
2023-09-19  2:20     ` Ricky WU
2023-09-19  7:06       ` Greg KH
2023-09-20  7:30         ` Ricky WU
2023-09-20  7:34           ` Greg KH
2023-09-20  8:32             ` Ricky WU
2023-09-26 11:23               ` Salvatore Bonaccorso
2023-09-26 11:51                 ` Linux regression tracking (Thorsten Leemhuis)
2023-09-20  9:33           ` Paul Grandperrin
2023-09-13  3:10 ` Ricky WU
2023-09-19  8:04   ` Jade Lovelace
2023-09-19  9:11     ` Ricky WU

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