On Fri, 10 Sep 2021 09:40:41 +0800 YunQiang Su <wzss...@gmail.com> wrote: > Yunqiang Su <wzss...@gmail.com> 于2021年9月9日周四 上午11:11写道： > > > > > > On Wed, 8 Sep 2021 20:53:27 +0800 YunQiang Su <wzss...@gmail.com> wrote: > > > Package: src:linux > > > Version: 5.10 > > > > > > After upgrade to bullseyes' kernel, the system always hang after about 10 > > > min > > > with an error from IML log > > > > > > An Unrecoverable System Error (NMI) has occurred (Service Information: > > > 0x00000008, 0x89480000) > > > > > > Kernel 5.14 from experimental also has this problem. > > > Kernel 4.19 works fine. > > > Fedora 34 seems to be working well. > > > > This is the output of dmesg and lspci from both Fedora 34 and Debian > > bullseye. > > Wish they are useful. > > > > Finally, we find the problem: > > https://github.com/torvalds/linux/commit/8343b1f8b97ac016150c8303f95b63b20b98edf8 > https://github.com/torvalds/linux/commit/65161c35554f7135e6656b3df1ce2c500ca0bdcf > > In the first patch: > They thought `err' is not used at all, and removed it. > In the second patch: > They add it back and a wrong value "-EINVAL" is given. > > Better KPI got. >
The NICs can be detected now, while the machine continue to hang… 4.19.y works fine, while 5.10, 5.14 cannot. I think that we need more dig. > > > > > > -- > > > YunQiang Su > > > > > > > > > > -- > YunQiang Su > >
