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Bug#996667: kernel panic with kernel upgrade on diskless PXE + NFS system

Cross-posted to 2 groups.

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Control: tags -1 + moreinfo
Control: severity -1 important 

On Sun, Oct 17, 2021 at 02:52:31AM +0000, debian@good-with-numbers.com wrote:
> Package: linux-image-4.19.0-17-amd64
> Version: 4.19.194-3
> Severity: critical
> 
> 
> I have the following packages installed:
> 
> linux-image-4.19.0-16-amd64
> linux-image-4.19.0-17-amd64
> linux-image-4.19.0-18-amd64
> 
> The system boots PXE on NFS--completely diskless.  eth0 connects to the
> PXE/NFS server.  The -16 release runs just fine.  I tried to upgrade to
> the -18, and then -17, releases by switching the PXE configuration, but
> both failed.  The -18 release failed at:
> 
> ----------------------------------------------------------------------
> Begin: Loading essential drivers ... done.
> Begin: Running /scripts/init-premount ... done.
> Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
> Begin: Running /scripts/nfs-premount ... done.
> ipconfig: eth0: SIOCGIFINDEX: No such device
> ipconfig: no devices to configure
> ipconfig: eth0: SIOCGIFINDEX: No such device
> ipconfig: no devices to configure
> ipconfig: eth0: SIOCGIFINDEX: No such device
> ipconfig: no devices to configure
> ipconfig: eth0: SIOCGIFINDEX: No such device
> ipconfig: no devices to configure
> ipconfig: eth0: SIOCGIFINDEX: No such device
> ipconfig: no devices to configure
> ipconfig: eth0: SIOCGIFINDEX: No such device
> ipconfig: no devices to configure
> ipconfig: eth0: SIOCGIFINDEX: No such device
> ipconfig: no devices to configure
> ipconfig: eth0: SIOCGIFINDEX: No such device
> ipconfig: no devices to configure
> ipconfig: eth0: SIOCGIFINDEX: No such device
> ipconfig: no devices to configure
> ipconfig: eth0: SIOCGIFINDEX: No such device
> ipconfig: no devices to configure
> /init: .: line 275: can't open '/run/net-eth0.conf': No such file or directory
> [    4.xxxxxx] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000200
> ----------------------------------------------------------------------
> 
> etc.  (Retyped from a photo.)  The -17 release output is the same.
> 
> I don't know what file "line 275" refers to.
> 
> There were a lot of updates from 4.19.181-1 to 4.19.194-3.

We have too little information here. From the booting kernel could you
please add the boot log, and as well any of the information which
would be collected by reportbug kernel, so we can understand what NIC
you have on eth0.

Regards,
Salvatore

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Bug#996667: kernel panic with kernel upgrade on diskless PXE + NFS system Salvatore Bonaccorso <carnil@debian.org> - 2021-10-17 14:30 +0200
  Processed: Re: Bug#996667: kernel panic with kernel upgrade on  diskless PXE + NFS system "Debian Bug Tracking System" <owner@bugs.debian.org> - 2021-10-17 14:30 +0200
  Bug#996667: kernel panic with kernel upgrade on diskless PXE + NFS system Mike <debian@good-with-numbers.com> - 2021-10-17 23:00 +0200

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