Messages in this thread | | | Date | Fri, 13 Oct 2023 06:57:33 +0700 | Subject | Re: Fwd: Intel 7560 LTE Modem stops working after resuming from standby | From | Bagas Sanjaya <> |
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On 12/10/2023 16:52, Bagas Sanjaya wrote: > Hi, > > I notice a regression report on Bugzilla [1]. Quoting from it: > >> I noticed a few days ago, after Fedora moved to Kernel 6.5, that my Intel LTE Modem was not working anymore after resuming from standby. >> >> The journal listed this error message multiple times: >> kernel: iosm 0000:01:00.0: msg timeout >> >> It took me a while to determine the root cause of the problem, since the modem did not work either in the following warm reboots. >> Only a shutdown revived the modem. >> >> I did a bisection of the error and I was able to find the culprit: >> >> [e4f5073d53be6cec0c654fac98372047efb66947] net: wwan: iosm: enable runtime pm support for 7560 > > See Bugzilla for the full thread. > > Anyway, I'm adding this regression to regzbot: > > #regzbot introduced: e4f5073d53be6c https://bugzilla.kernel.org/show_bug.cgi?id=217996 > #regzbot title: pm support for Intel 7560 makes the modem stops working after resume >
FYI, the reporter had uploaded full dmesg output on Bugzilla. Also, he noted shutdown abnormality:
> also I should mention, that if this error occurs, I am unable to shutdown my system anymore. "poweroff" does not turn the laptop off, it simply triggers a reboot, where the modem is still not functional. Only pressing the powerbutton >4 secs "resets" the device.
Thanks.
-- An old man doll... just what I always wanted! - Clara
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