Hello Roland, On Fri, Jun 20, 2025 at 01:26:31AM +0200, Uwe Kleine-König wrote: > In Debian bug #1107479 you report that inserting a DVD-RAM reliably > makes blkid (which is triggered by udev) result in a process hang. > > On Thu, Jun 19, 2025 at 05:05:07PM +0200, Roland Sommer wrote: > > > Can you easily tell if this happens for several DVD-RAMs or just a > > > single one? (That might affect how good this is reproducible for > > > upstream.) > > > > I've tested 3 different DVD-RAMs, thus, 3 traces below. > > > > > Usually only the first one is interesting. After that the state of the > > > system is broken and the info from later traces is unreliable. > > > > > > So yes, please provide (at least) the first trace output. > > > > [ 330.049632] pktcdvd: pktcdvd0: writer mapped to sr0 > > [...] > > [ 484.389280] </TASK> The pktcdvd driver is essentially unmaintained and there is a chance that you don't need it. Can you please try: echo > /etc/modprobe.d/debian-bug1107479.conf blacklist pktcdvd reboot and then test again? Please report back if any functionallity related to the DVD-RAM is missing without that module. My guess is that it's fine and the resolution is to stop building that module for Debian. Best regards Uwe
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