From: "Schmid, Carsten" <Carsten_Schmid@mentor.com>
To: Fawad Lateef <fawadlateef@gmail.com>
Cc: Bjorn Helgaas <helgaas@kernel.org>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
Richard Zhu <hongxing.zhu@nxp.com>,
Lucas Stach <l.stach@pengutronix.de>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>
Subject: AW: Unhandled fault: imprecise external abort (0x1406) when loading xhci_pci.ko - uPD720202, PEX8605, iMX6Q and linux-4.19.25
Date: Thu, 22 Aug 2019 11:01:50 +0000 [thread overview]
Message-ID: <bb206643df9346e7830dbf08ec458d18@SVR-IES-MBX-03.mgc.mentorg.com> (raw)
In-Reply-To: <CAGgoGu5vH0LZsJDyTag2aWqicrTboLFHdYJ=0pWAsjuNp-J-BA@mail.gmail.com>
>
> Occasionally we see crash at boot too without even reaching stage of
> loading xhci-pci.ko driver.
>
> Log is below. Is this can be because of again uPD connected on PCIe
> bus (through PCIe switch)?
>
> [ 8.263117] Unhandled fault: imprecise external abort (0x1406) at 0xfaf06a5b
Looks like a hardware issue on your board, like PCIe accesses sometimes fail.
Out of my scope, sorry.
Anyway, try with PM disabled.
Best regards
Carsten
next prev parent reply other threads:[~2019-08-22 11:01 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-31 21:49 Unhandled fault: imprecise external abort (0x1406) when loading xhci_pci.ko - uPD720202, PEX8605, iMX6Q and linux-4.19.25 Fawad Lateef
2019-07-31 21:51 ` Fwd: " Fawad Lateef
2019-08-01 8:18 ` Fawad Lateef
2019-08-01 17:17 ` Bjorn Helgaas
2019-08-02 8:22 ` AW: " Schmid, Carsten
2019-08-02 10:56 ` Fawad Lateef
2019-08-22 9:18 ` Fawad Lateef
2019-08-22 9:34 ` AW: " Schmid, Carsten
2019-08-22 10:44 ` Fawad Lateef
2019-08-22 11:01 ` Schmid, Carsten [this message]
2019-08-22 19:21 ` Bjorn Helgaas
2019-08-02 10:55 ` Fawad Lateef
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