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    SubjectRe: [PATCH 5.10 00/40] 5.10.3-rc1 review
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    On 12/28/20 1:50 AM, Pavel Machek wrote:
    > Hi!
    >
    >>>>>>> https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.10.3-rc1.gz
    >>>>>>> or in the git tree and branch at:
    >>>>>>>         git://git.kernel.org/pub/scm/linux/kernel/git/stable/
    >>>>>>> linu
    >>>>>>> x-
    >>>>>>> stable-rc.git linux-5.10.y
    >>>>>>> and the diffstat can be found below.
    >>>>>>>
    >>>>>>> thanks,
    >>>>>>>
    >>>>>>> greg k-h
    >>>>>>
    >>>>>> hello ,
    >>>>>> Compiled and booted 5.10.3-rc1+.
    >>>>>>
    >>>>>> dmesg -l err gives...
    >>>>>> --------------x-------------x------------------->
    >>>>>>    43.190922] Bluetooth: hci0: don't support firmware rome
    >>>>>> 0x31010100
    >>>>>> --------------x---------------x----------------->
    >>>>>>
    >>>>>> My Bluetooth is Off.
    >>>>>
    >>>>> Is this a new warning?  Does it show up on 5.10.2?
    >>>>>
    >>>>>> Tested-by: Jeffrin Jose T <jeffrin@rajagiritech.edu.in>
    >>>>>
    >>>>> thanks for testing?
    >>>>>
    >>>>> greg k-h
    >>>>
    >>>> this does not show up in 5.10.2-rc1+
    >>>
    >>> Odd.  Can you run 'git bisect' to find the offending commit?
    >>>
    >>> Does this same error message show up in Linus's git tree?
    >
    >> i will try to do "git bisect" . i saw this error in linus's tree.
    >
    > The bug is in -stable, too, so it is probably easiest to do bisect on
    > -stable tree. IIRC there's less then few hundred commits, so it should
    > be feasible to do bisection by hand if you are not familiar with git
    > bisect.
    >

    My wild guess would be commit b260e4a68853 ("Bluetooth: Fix slab-out-of-bounds
    read in hci_le_direct_adv_report_evt()"), but I don't see what might be wrong
    with it unless some BT device sends a bad report which used to be accepted
    but is now silently ignored.

    Guenter

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