Bug#1033398: linux-image-amd64: reproducible kernel freeze on 5.19+

2023-06-05 Thread Florian Lehner
://lore.kernel.org/bpf/20230118051443.78988-1-alexei.starovoi...@gmail.com/ On Saturday, 25 March 2023 16:00:47 CET Florian Lehner wrote: Via https://snapshot.debian.org/binary/linux-image-amd64/ you can easily test various kernel versions. Could you try whether 5.19~rc4-1~exp1 indeed produces

Bug#1033398: linux-image-amd64: reproducible kernel freeze on 5.19+

2023-03-25 Thread Florian Lehner
On Fri, 24 Mar 2023 13:50:15 +0100 Diederik de Haas wrote: On Friday, 24 March 2023 12:44:33 CET Tim Rühsen wrote: > Package: linux-image-amd64 > Version: 6.1.20-1 > > We run a priviledged eBPF based tool with a communication between kernel and > user space. It runs without issues on

Bug#1033398: linux-image-amd64: reproducible kernel freeze on 5.19+

2023-03-24 Thread Florian Lehner
Hi, maybe some additional information. The eBPF program is of type BPF_PROG_TYPE_PERF_EVENT and attached to all CPUs via the perf subsystem and the use of PERF_COUNT_SW_CPU_CLOCK. It is executed on a constant sampling frequency (usually 20 Hz). We also do have qemus guest memory dumps