Re: CURRENT crashes at early boot on Lenovo T540p: rtsx to blame - 13.0-RELEASE crashes same way!

From: Henri Hennebert <hlh_at_restart.be>
Date: Thu, 13 May 2021 14:06:20 +0200
On 5/13/21 1:58 PM, Marc Veldman wrote:
> 
> 
>> On 13 May 2021, at 11:49, Henri Hennebert <hlh_at_restart.be> wrote:
>>
> ...
> ...
>>>> Do you see an rtsx message before this mmc0 ?
>>>>
>>>>> mmc0: detached
>>>>> ugen0.1: <0x8086
>>> Yes.
>>> rtsx0: <2.0c Realtek RT5522A PCI MMC/SD Card reader mem 0xf4100000-0xf4100fff at device 0.0 on pci1>
>>> rtsx0: Card present
>>> mmc0: <MMC/SD bus> on rtsx0
>>> rtsx0: Interrupt card inserted/removed
>>> rtsx0: Card absent
>>
>> The "card present" and just after the iterrupt and "card absent" seems strange...
>>
>> Can you please show the dmesg after a warm reboot with no card inserted.
>>
> 
> Dmesg below:
> 
> It is a slightly modified kernel with a few debug printfs in them.
> 
> ---<<BOOT>>---
> Copyright (c) 1992-2021 The FreeBSD Project.
> Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
> 	The Regents of the University of California. All rights reserved.
> FreeBSD is a registered trademark of The FreeBSD Foundation.
> FreeBSD 14.0-CURRENT #3 main-n246598-30659d1dcbc-dirty: Thu May 13 06:14:52 CEST 2021
>      marc_at_devnovo:/usr/obj/usr/src/amd64.amd64/sys/GENERIC amd64
> FreeBSD clang version 11.0.1 (git_at_github.com:llvm/llvm-project.git llvmorg-11.0.1-0-g43ff75f2c3fe)
> WARNING: WITNESS option enabled, expect reduced performance.
> VT(efifb): resolution 1920x1080
> CPU: Intel(R) Core(TM) i7-6500U CPU _at_ 2.50GHz (2592.08-MHz K8-class CPU)
>    Origin="GenuineIntel"  Id=0x406e3  Family=0x6  Model=0x4e  Stepping=3
>

<---clip--->

> pci1: <ACPI PCI bus> on pcib1
> rtsx0: <2.0c Realtek RTS522A PCI MMC/SD Card Reader> mem 0xf4100000-0xf4100fff at device 0.0 on pci1
> rtsx0: Card absent
> pcib2: <ACPI PCI-PCI bridge> at device 28.2 on pci0

Just what I was thinking: in this case the card status is found correctly 
without an interrupt.

In the "cold" case an interrupt change the card present/absent status, a 
taskqueue is scheduled. I am digging there...

Thanks for your time!

henri
Received on Thu May 13 2021 - 10:06:32 UTC

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