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* Re: Linux messages full of `random: get_random_u32 called from`
@ 2018-04-26  4:11 Sultan Alsawaf
  2018-04-26  5:00 ` Theodore Y. Ts'o
  0 siblings, 1 reply; 54+ messages in thread
From: Sultan Alsawaf @ 2018-04-26  4:11 UTC (permalink / raw)
  To: linux-kernel; +Cc: tytso

I noticed "systems without sufficient boot randomness" and would like to add to this.

With the changes to /dev/random going from 4.16.3 to 4.16.4, my low-spec Chromebook does not reach
the login screen upon boot (it stays stuck on a black screen) until I provide a source of entropy to
the system via interrupts (e.g., holding down a key on the keyboard for 5 sec or moving my finger
across the touchpad a lot). After providing a source of entropy for long enough,
"random: crng init done" prints out in dmesg and the login screen finally pops up.

Detailed information on my system can be found on this bug report I recently worked on:
https://bugzilla.kernel.org/show_bug.cgi?id=199463

^ permalink raw reply	[flat|nested] 54+ messages in thread

end of thread, other threads:[~2018-05-21 18:39 UTC | newest]

Thread overview: 54+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2018-04-26  4:11 Linux messages full of `random: get_random_u32 called from` Sultan Alsawaf
2018-04-26  5:00 ` Theodore Y. Ts'o
2018-04-26  5:05   ` Sultan Alsawaf
2018-04-26  7:32     ` Theodore Y. Ts'o
2018-04-26 15:17       ` Sultan Alsawaf
2018-04-26 19:25         ` Theodore Y. Ts'o
2018-04-26 20:22           ` Sultan Alsawaf
2018-04-26 20:47             ` Christian Brauner
2018-04-27  0:00               ` Theodore Y. Ts'o
2018-04-27 15:38                 ` Jason A. Donenfeld
2018-04-27 19:14                   ` Theodore Y. Ts'o
2018-04-26 23:56             ` Theodore Y. Ts'o
2018-04-27  5:20               ` Sultan Alsawaf
2018-04-27 20:10                 ` Theodore Y. Ts'o
2018-04-27 22:59                   ` Sultan Alsawaf
2018-04-29 14:32                   ` Pavel Machek
2018-04-29 17:05                     ` Sultan Alsawaf
2018-04-29 18:41                       ` Pavel Machek
2018-04-29 20:20                         ` Sultan Alsawaf
2018-04-29 21:18                           ` Pavel Machek
2018-04-29 21:34                             ` Sultan Alsawaf
2018-04-29 22:05                           ` Theodore Y. Ts'o
2018-04-29 22:26                             ` Sultan Alsawaf
2018-04-29 22:43                               ` Jason A. Donenfeld
2018-04-29 22:49                                 ` Sultan Alsawaf
2018-04-30  0:11                                   ` Theodore Y. Ts'o
2018-04-30  4:34                                     ` Sultan Alsawaf
2018-04-30 16:11                                       ` Theodore Y. Ts'o
2018-05-01 19:53                                         ` Pavel Machek
2018-04-29 22:43                             ` Pavel Machek
2018-04-30  0:32                             ` Laura Abbott
2018-04-30 21:12                             ` Jeremy Cline
2018-05-01 11:52                               ` Justin Forbes
2018-05-01 12:55                                 ` Theodore Y. Ts'o
2018-05-01 22:35                                   ` Justin Forbes
2018-05-02  0:02                                     ` Theodore Y. Ts'o
2018-05-02 12:09                                       ` Justin Forbes
2018-05-02 16:26                                         ` Theodore Y. Ts'o
2018-05-02 17:49                                           ` Laura Abbott
2018-05-02 22:25                                             ` Theodore Y. Ts'o
2018-05-03  6:19                                               ` Pavel Machek
2018-05-03 12:23                                               ` Justin Forbes
2018-05-02  0:43                                     ` Sultan Alsawaf
2018-05-02  0:56                                       ` Theodore Y. Ts'o
2018-05-02  1:11                                         ` Sultan Alsawaf
2018-05-20  3:37                                       ` [lkp-robot] [Linux messages full of `random] 125bac9e15: stress-ng.chdir.ops_per_sec 38.8% improvement kernel test robot
2018-04-29 18:30                   ` Linux messages full of `random: get_random_u32 called from` Sultan Alsawaf
2018-04-29 20:08                     ` Theodore Y. Ts'o
2018-05-18  1:27                   ` Trent Piepho
2018-05-18  2:32                     ` Theodore Y. Ts'o
2018-05-18 22:56                       ` Trent Piepho
2018-05-18 23:22                         ` Theodore Y. Ts'o
2018-05-21 18:39                           ` Trent Piepho
2018-04-29 14:29               ` Pavel Machek

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