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From: bugzilla-daemon@bugzilla.kernel.org
To: linux-scsi@vger.kernel.org
Subject: [Bug 207877] ASMedia drive (174c:55aa) hangs in ioctl CDROM_DRIVE_STATUS when mounting a DVD
Date: Thu, 28 May 2020 16:28:32 +0000	[thread overview]
Message-ID: <bug-207877-11613-Lkrkmu0OER@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-207877-11613@https.bugzilla.kernel.org/>

https://bugzilla.kernel.org/show_bug.cgi?id=207877

--- Comment #4 from Zebediah Figura (zfigura@codeweavers.com) ---
Created attachment 289385
  --> https://bugzilla.kernel.org/attachment.cgi?id=289385&action=edit
usbmon trace

Attaching a usbmon trace including the hang. The drive is bus 1, device 3. The
last bulk input submission apparently never receives a response (I watched it
for a while, and after several minutes it was still stuck on the last line.)

Is this a sign of a broken device?

Even if it is, is the kernel mishandling this by hanging forever? (I'd be
inclined to say yes, but maybe there's only so much the kernel can do with
broken devices...)

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  parent reply	other threads:[~2020-05-28 16:28 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-24 16:50 [Bug 207877] New: ASMedia drive (174c:55aa) hangs in ioctl CDROM_DRIVE_STATUS when mounting a DVD bugzilla-daemon
2020-05-24 18:30 ` [Bug 207877] " bugzilla-daemon
2020-05-24 20:57 ` bugzilla-daemon
2020-05-24 23:48 ` bugzilla-daemon
2020-05-28 16:28 ` bugzilla-daemon [this message]
2020-05-28 19:29 ` bugzilla-daemon

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