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Message-ID: <ZHQIFLWvrWUNMVxb@debian.me>
Date: Mon, 29 May 2023 09:04:04 +0700
From: Bagas Sanjaya <bagasdotme@...il.com>
To: Chris Packham <Chris.Packham@...iedtelesis.co.nz>,
Lino Sanfilippo <l.sanfilippo@...bus.com>,
Jarkko Sakkinen <jarkko@...nel.org>,
Sasha Levin <sashal@...nel.org>,
Peter Huewe <peterhuewe@....de>, Jason Gunthorpe <jgg@...pe.ca>
Cc: Linux Kernel Integrity <linux-integrity@...r.kernel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Linux Regressions <regressions@...ts.linux.dev>
Subject: Re: New kernel warning after updating from LTS 5.15.110 to 5.15.112
(and 5.15.113)
On Sun, May 28, 2023 at 11:42:50PM +0000, Chris Packham wrote:
> Hi,
>
> We have an embedded product with an Infineon SLM9670 TPM. After updating
> to a newer LTS kernel version we started seeing the following warning at
> boot.
>
> [ 4.741025] ------------[ cut here ]------------
> [ 4.749894] irq 38 handler tis_int_handler+0x0/0x154 enabled interrupts
> [ 4.756555] WARNING: CPU: 0 PID: 0 at kernel/irq/handle.c:159
> __handle_irq_event_percpu+0xf4/0x180
> [ 4.765557] Modules linked in:
> [ 4.768626] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.15.113 #1
> [ 4.774747] Hardware name: Allied Telesis x250-18XS (DT)
> [ 4.780080] pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS
> BTYPE=--)
> [ 4.787072] pc : __handle_irq_event_percpu+0xf4/0x180
> [ 4.792146] lr : __handle_irq_event_percpu+0xf4/0x180
> [ 4.797220] sp : ffff800008003e40
> [ 4.800547] x29: ffff800008003e40 x28: ffff8000093951c0 x27:
> ffff80000902a9b8
> [ 4.807716] x26: ffff800008fe8d28 x25: ffff8000094a62bd x24:
> ffff000001b92400
> [ 4.814885] x23: 0000000000000026 x22: ffff800008003ec4 x21:
> 0000000000000000
> [ 4.822053] x20: 0000000000000001 x19: ffff000002381200 x18:
> ffffffffffffffff
> [ 4.829222] x17: ffff800076962000 x16: ffff800008000000 x15:
> ffff800088003b57
> [ 4.836390] x14: 0000000000000000 x13: ffff8000093a5078 x12:
> 000000000000035d
> [ 4.843558] x11: 000000000000011f x10: ffff8000093a5078 x9 :
> ffff8000093a5078
> [ 4.850727] x8 : 00000000ffffefff x7 : ffff8000093fd078 x6 :
> ffff8000093fd078
> [ 4.857895] x5 : 000000000000bff4 x4 : 0000000000000000 x3 :
> 0000000000000000
> [ 4.865062] x2 : 0000000000000000 x1 : 0000000000000000 x0 :
> ffff8000093951c0
> [ 4.872230] Call trace:
> [ 4.874686] __handle_irq_event_percpu+0xf4/0x180
> [ 4.879411] handle_irq_event+0x64/0xec
> [ 4.883264] handle_level_irq+0xc0/0x1b0
> [ 4.887202] generic_handle_irq+0x30/0x50
> [ 4.891229] mvebu_gpio_irq_handler+0x11c/0x2a0
> [ 4.895780] handle_domain_irq+0x60/0x90
> [ 4.899720] gic_handle_irq+0x4c/0xd0
> [ 4.903398] call_on_irq_stack+0x20/0x4c
> [ 4.907338] do_interrupt_handler+0x54/0x60
> [ 4.911538] el1_interrupt+0x30/0x80
> [ 4.915130] el1h_64_irq_handler+0x18/0x24
> [ 4.919244] el1h_64_irq+0x78/0x7c
> [ 4.922659] arch_cpu_idle+0x18/0x2c
> [ 4.926249] do_idle+0xc4/0x150
> [ 4.929404] cpu_startup_entry+0x28/0x60
> [ 4.933343] rest_init+0xe4/0xf4
> [ 4.936584] arch_call_rest_init+0x10/0x1c
> [ 4.940699] start_kernel+0x600/0x640
> [ 4.944375] __primary_switched+0xbc/0xc4
> [ 4.948402] ---[ end trace 940193047b35b311 ]---
>
> Initially I dismissed this as a warning that would probably be cleaned
> up when we did more work on the TPM support for our product but we also
> seem to be getting some new i2c issues and possibly a kernel stack
> corruption that we've conflated with this TPM warning.
Can you reproduce this issue on mainline? Can you also bisect to find
the culprit?
Anyway, I'm adding it to regzbot:
#regzbot ^introduced: v5.15.110..v5.15.112
#regzbot title: Possible stack corruption and i2c issues due to irq warning on Inifineon SLM9670 TPM
Thanks.
--
An old man doll... just what I always wanted! - Clara
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