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    SubjectRe: Fwd: Lexar NM790 SSDs are not recognized anymore after 6.1.50 LTS
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    On 04.09.23 13:07, Bagas Sanjaya wrote:
    >
    > I notice a regression report on Bugzilla [1]. Quoting from it:
    >
    >> I bought a new 4 TB Lexar NM790 and I was using kernel 6.3.13 at the time. It wasn't recognized, with these messages in dmesg:
    >>
    >> [ 358.950147] nvme nvme0: pci function 0000:06:00.0
    >> [ 358.958327] nvme nvme0: Device not ready; aborting initialisation, CSTS=0x0
    >>
    >> My other NVMe appears correctly in the nvme list though.
    >>
    >>
    >> So I tried using other kernels I had installed at the time: 6.3.7, 6.4.10, 6.5.0rc6, 6.5.0, 6.5.1 and none of these recognized the disk.
    >> I installed the 6.1.50 lts kernel from arch repositories (I can compile my own too if this would be an issue) and then the device was correctly recognized:
    >>
    >> [ 4.654613] nvme 0000:06:00.0: platform quirk: setting simple suspend
    >> [ 4.654632] nvme nvme0: pci function 0000:06:00.0
    >> [ 4.667290] nvme nvme0: allocated 40 MiB host memory buffer.
    >> [ 4.709473] nvme nvme0: 16/0/0 default/read/poll queues

    FWIW, the quoted mail missed one crucial detail:
    """
    Claudio Sampaio 2023-09-02 19:04:29 UTC

    Adding the two lines

    │ 3457 { PCI_DEVICE(0x1d97, 0x1602), /* Lexar NM790 */
    │ 3458 │ .driver_data = NVME_QUIRK_BOGUS_NID, },

    in file drivers/nvme/host/pci.c made my NVMe work correctly. Compiled a
    new 6.5.1 kernel and everything works.
    """

    @NVME maintainers: is there anything more you need from Claudio at this
    point?

    Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
    --
    Everything you wanna know about Linux kernel regression tracking:
    https://linux-regtracking.leemhuis.info/about/#tldr
    If I did something stupid, please tell me, as explained on that page.

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