Am 02.11.2015 um 15:30 schrieb Anton Ivanov: > On 02/11/15 10:01, Richard Weinberger wrote: >> Am 02.11.2015 um 10:53 schrieb Anton Ivanov: >>> [snip] >>> >>>>>> I'm pretty sure that you don't see the issue as your Jessy userspace >>>>>> uses nanosleep periodically. >>>>> There are quite a few things running so this may indeed be the case. >>>>> >>>>> What do you use for userspace (so I can try to reproduce this and debug >>>>> it)? >>>> Debian Squeeze amd64 with almost nothing running. >>>> >>>> PID TTY STAT TIME COMMAND >>>> 2 ? S 0:00 [kthreadd] >>>> 3 ? S 0:00 \_ [ksoftirqd/0] >>>> 4 ? S 0:00 \_ [kworker/0:0] >>>> 5 ? S< 0:00 \_ [kworker/0:0H] >>>> 6 ? S 0:00 \_ [kworker/u2:0] >>>> 7 ? S 0:00 \_ [kdevtmpfs] >>>> 8 ? S< 0:00 \_ [netns] >>>> 9 ? S< 0:00 \_ [writeback] >>>> 10 ? S 0:00 \_ [kworker/u2:1] >>>> 11 ? S< 0:00 \_ [crypto] >>>> 12 ? S 0:00 \_ [kworker/0:1] >>>> 13 ? S< 0:00 \_ [bioset] >>>> 14 ? S< 0:00 \_ [kblockd] >>>> 15 ? S 0:00 \_ [kswapd0] >>>> 68 ? S 0:00 \_ [fsnotify_mark] >>>> 221 ? S< 0:00 \_ [bioset] >>>> 229 ? S< 0:00 \_ [deferwq] >>>> 231 ? S 0:00 \_ [jbd2/ubda-8] >>>> 232 ? S< 0:00 \_ [ext4-rsv-conver] >>>> 233 ? S< 0:00 \_ [kworker/0:1H] >>>> 1 ? Ss 0:00 init [2] >>>> 271 ? S<s 0:00 udevd --daemon >>>> 297 ? S< 0:00 \_ udevd --daemon >>>> 298 ? S< 0:00 \_ udevd --daemon >>>> 549 ? Sl 0:00 /usr/sbin/rsyslogd -c4 >>>> 580 ? Ss 0:00 /usr/sbin/cron >>>> 595 ? Ss 0:00 /usr/bin/dbus-daemon --system >>>> 609 ? Ss 0:00 /usr/sbin/sshd >>>> 628 tty0 Ss 0:00 /bin/login -- >>>> 631 tty0 S 0:00 \_ -bash >>>> 636 tty0 R+ 0:00 \_ ps fax >>>> 629 tty1 Ss+ 0:00 /sbin/getty 38400 tty1 linux >>>> 630 ttyS0 Ss+ 0:00 /sbin/getty 115200 ttyS0 linux >>> I cannot reproduce that by dropping jessie into single user mode so I am >>> going to build a squeeze image and re-test with that. >> I can also reproduce using init=/bin/bash. > > Reproduced, I think I located the culprit. > > We still need to relay the "interruption" signal which broke a nanosleep. > > I am testing a fix, which so far is working. If the fix proves viable, I will > test it as above (init=/bin/bash) and the normal tests I usually do anyway. > > If it works OK, I will submit v4.
Yay! Thanks, //richard the QA engineer ;) ------------------------------------------------------------------------------ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel