Re: ia64 port needs help in order to be saved

2020-08-05 Thread John Paul Adrian Glaubitz
On 8/5/20 4:15 PM, Frank Scheiner wrote: >>> What I saw on Debian were unaligned memory accesses. But I think that is >>> common on non-x86 arches. >> I think the unaligned access might be what keeps the kworker thread busy. > > Than this seems to be not due to the kernel. There can be unaligned

Re: ia64 port needs help in order to be saved

2020-08-05 Thread Frank Scheiner
On 05.08.20 16:02, John Paul Adrian Glaubitz wrote: On 8/5/20 3:56 PM, Frank Scheiner wrote: And the behavior is similar to what Sergei wrote in [1] I think, so I'm confident that this is not coming from the boot loader, but from using gcc 7.3.0 w/o ptrace patch. [1]: https://lore.kernel.org/pa

Re: ia64 port needs help in order to be saved

2020-08-05 Thread John Paul Adrian Glaubitz
On 8/5/20 4:05 PM, Frank Scheiner wrote: > I think this is due to: > > ``` > rx2800-i2 /usr/src/linux-on-ramdisk # git bisect good > 543cea9accd9804307541cb93d3ed7ec94b07237 is the first bad commit > commit 543cea9accd9804307541cb93d3ed7ec94b07237 > Author: Christoph Hellwig > Date:   Sun Dec 24

Re: ia64 port needs help in order to be saved

2020-08-05 Thread Frank Scheiner
On 05.08.20 15:30, John Paul Adrian Glaubitz wrote: Hello! On 8/5/20 2:51 PM, John Paul Adrian Glaubitz wrote: So latest 4.14.x kernels should work w/o the patch on a rx2800 i2 with Itanium 9300 (Tukwila) series processors - if they are compiled with gcc 10. I'm currently running a 4.14.19

Re: ia64 port needs help in order to be saved

2020-08-05 Thread John Paul Adrian Glaubitz
On 8/5/20 3:56 PM, Frank Scheiner wrote: > And the behavior is similar to what Sergei wrote in [1] I think, so I'm > confident that this is not coming from the boot loader, but from using > gcc 7.3.0 w/o ptrace patch. > > [1]: https://lore.kernel.org/patchwork/comment/1081244/ I don't see any com

Re: ia64 port needs help in order to be saved

2020-08-05 Thread Frank Scheiner
On 05.08.20 14:51, John Paul Adrian Glaubitz wrote: Hello Frank! On 8/4/20 9:04 PM, Frank Scheiner wrote: All kernels used Sergei's configuration adapted to enable network boot. * 4.14.83 vanilla w/o ptrace patch and compiled with "gcc (Gentoo 7.3.0-r3 p1.4) 7.3.0" leads to a reboot after kern

Re: ia64 port needs help in order to be saved

2020-08-05 Thread John Paul Adrian Glaubitz
Hello! On 8/5/20 2:51 PM, John Paul Adrian Glaubitz wrote: >> So latest 4.14.x kernels should work w/o the patch on a rx2800 i2 with >> Itanium 9300 (Tukwila) series processors - if they are compiled with gcc 10. > > I'm currently running a 4.14.192 kernel with the ptrace patch. While it > doesn

Re: ia64 port needs help in order to be saved

2020-08-05 Thread John Paul Adrian Glaubitz
Hello Frank! On 8/4/20 9:04 PM, Frank Scheiner wrote: > All kernels used Sergei's configuration adapted to enable network boot. > > * 4.14.83 vanilla w/o ptrace patch and compiled with "gcc (Gentoo > 7.3.0-r3 p1.4) 7.3.0" leads to a reboot after kernel and initramfs are > loaded: > > ``` > ELILO

Re: ia64 port needs help in order to be saved

2020-08-04 Thread Frank Scheiner
On 04.08.20 15:12, Frank Scheiner wrote: On 04.08.20 13:20, John Paul Adrian Glaubitz wrote: The kernel has this configuration from Sergei [1] and the ptrace patch from the Gentoo kernel, otherwise it's a vanilla upstream kernel 4.14.83. I cannot say yet which particular change fixes the proble

Re: ia64 port needs help in order to be saved

2020-08-04 Thread Frank Scheiner
Hi, On 04.08.20 13:20, John Paul Adrian Glaubitz wrote: On 8/4/20 12:40 PM, Frank Scheiner wrote: The machine is running Squeeze now. I will install unstable using debootstrap on the second disk later today and then the buildd is finally up and running again. Great work and great news! So do

Re: ia64 port needs help in order to be saved

2020-08-04 Thread John Paul Adrian Glaubitz
Hello! On 8/4/20 12:40 PM, Frank Scheiner wrote: >> The machine is running Squeeze now. I will install unstable using debootstrap >> on the second disk later today and then the buildd is finally up and running >> again. > > Great work and great news! So do you also have enabled CONFIG_ZONE_DMA32

Re: ia64 port needs help in order to be saved

2020-08-04 Thread Frank Scheiner
On 04.08.20 10:53, John Paul Adrian Glaubitz wrote: Hi! On 8/2/20 8:05 AM, John Paul Adrian Glaubitz wrote: Unfortunately, this blade has the same architecture as the RX2800 and won't properly boot due to this bug in the DMA code [1] for which there is no fix yet, see also [2]. I spend a lot o

Re: ia64 port needs help in order to be saved

2020-08-04 Thread John Paul Adrian Glaubitz
Hi! On 8/2/20 8:05 AM, John Paul Adrian Glaubitz wrote: > Unfortunately, this blade has the same architecture as the RX2800 and won't > properly boot due to this bug in the DMA code [1] for which there is no fix > yet, see also [2]. > > I spend a lot of time getting Anatoly's new blade installed

ia64 port needs help in order to be saved

2020-08-01 Thread John Paul Adrian Glaubitz
Hello! A few days ago, I had to switch off titanium because the blade was taking up too much space in a blade center at the university which was needed by the admins now. Currently, we have only one build server namely RX2600 which is building packages. In order to resolve this, Anatoly (CC'ed) b