Messages in this thread | | | Date | Sun, 9 Jul 2023 11:28:02 -0500 | Subject | Re: [Regression][BISECTED] kernel boot hang after 19898ce9cf8a ("wifi: iwlwifi: split 22000.c into multiple files") | From | Larry Finger <> |
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On 7/9/23 08:27, Zhang, Rui wrote: > On Sat, 2023-07-08 at 16:17 +0200, Thorsten Leemhuis wrote: >> On 07.07.23 12:55, Linux regression tracking (Thorsten Leemhuis) >> wrote: >>> On 07.07.23 10:25, Zhang, Rui wrote: >>>> >>>> I run into a NULL pointer dereference and kernel boot hang after >>>> switching to latest upstream kernel, and git bisect shows that >>>> below >>>> commit is the first offending commit, and I have confirmed that >>>> commit >>>> 19898ce9cf8a has the issue while 19898ce9cf8a~1 does not. >>> >>> FWIW, this is the fourth such report about this that I'm aware of. >>> >>> The first is this one (with two affected users afaics): >>> https://bugzilla.kernel.org/show_bug.cgi?id=217622 >>> >>> The second is this one: >>> https://lore.kernel.org/all/CAAJw_Zug6VCS5ZqTWaFSr9sd85k%3DtyPm9DEE%2BmV%3DAKoECZM%2BsQ@mail.gmail.com/ >>> >>> The third: >>> https://lore.kernel.org/all/9274d9bd3d080a457649ff5addcc1726f08ef5b2.camel@xry111.site/ >>> >>> And in the past few days two people from Fedora land talked to me >>> on IRC >>> with problems that in retrospective might be caused by this as >>> well. >> >> I got confirmation: one of those cases is also caused by 19898ce9cf8a >> But I write for a different reason: >> >> Larry (now CCed) looked at the culprit and spotted something that >> looked >> suspicious to him; he posted a patch and looks for testers: >> https://lore.kernel.org/all/0068af47-e475-7e8d-e476-c374e90dff5f@lwfinger.net/ > > I applied this patch but the problem still exists. > > thanks, > rui
Rui,
I am not surprised that the patch did not help. I guess you will need to stay with kernel 6.3.X until the Intel developers return from their summer break.
Larry
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