Public bug reported:
When specifying "debug" on the kernel command line in order to catch
initramfs debug info, the init hangs. It's quite early in the boot
process (certainly before pre-mount is called, as I don't see anything
relating to btrfs scan and resuming from hibernation).
╰─▶ uname -a
Linux regan 5.0.0-13-generic #14-Ubuntu SMP Mon Apr 15 14:59:14 UTC 2019 x86_64
x86_64 x86_64 GNU/Linux
╰─▶ dpkg -l initramfs-tools
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-===============-============-============-================================================
ii initramfs-tools 0.133ubuntu2 all generic modular initramfs
generator (automation)
╰─▶ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu Eoan Ermine (development branch)
Release: 19.10
Codename: eoan
** Affects: initramfs-tools (Ubuntu)
Importance: Undecided
Status: New
** Description changed:
When specifying "debug" on the kernel command line in order to catch
initramfs debug info, the init hangs. It's quite early in the boot
process (certainly before pre-mount is called, as I don't see anything
relating to btrfs scan and resuming from hibernation).
+
+ ╰─▶ uname -a
+ Linux regan 5.0.0-13-generic #14-Ubuntu SMP Mon Apr 15 14:59:14 UTC 2019
x86_64 x86_64 x86_64 GNU/Linux
+
+ ╰─▶ dpkg -l initramfs-tools
+ Desired=Unknown/Install/Remove/Purge/Hold
+ | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
+ |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
+ ||/ Name Version Architecture Description
+
+++-===============-============-============-================================================
+ ii initramfs-tools 0.133ubuntu2 all generic modular initramfs
generator (automation)
+
+ ╰─▶ lsb_release -a
+ No LSB modules are available.
+ Distributor ID: Ubuntu
+ Description: Ubuntu Eoan Ermine (development branch)
+ Release: 19.10
+ Codename: eoan
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https://bugs.launchpad.net/bugs/1829730
Title:
init hangs when debug is specified
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