[Kernel-packages] [Bug 2034057] Re: function_graph tracer in ftrace related tests triggers kernel bug (arch/x86/xen/spinlock.c:62) and kernel panic on AWS cloud c3.xlarge

2024-01-29 Thread Po-Hsu Lin
The bug for GCP n2d-standard-4.sev_snp can be tracked in bug 2051378 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/2034057 Title: function_graph tracer in ftrace related tests trigg

[Kernel-packages] [Bug 2034057] Re: function_graph tracer in ftrace related tests triggers kernel bug (arch/x86/xen/spinlock.c:62) and kernel panic on AWS cloud c3.xlarge

2024-01-26 Thread Magali Lemes do Sacramento
This is also been seen on j/gcp-fips with version 5.15.0-1048.56+fips1 during development cycle d2024.01.02 on the n2d-standard-4.sev_snp instance. If necessary, another bug could be filed targeting GCP specifically. -- You received this bug notification because you are a member of Kernel Package

[Kernel-packages] [Bug 2034057] Re: function_graph tracer in ftrace related tests triggers kernel bug (arch/x86/xen/spinlock.c:62) and kernel panic on AWS cloud c3.xlarge

2024-01-25 Thread Brian Murray
Ubuntu 23.04 (Lunar Lobster) has reached end of life, so this bug will not be fixed for that specific release. ** Changed in: linux-aws (Ubuntu Lunar) Status: New => Won't Fix -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-a

[Kernel-packages] [Bug 2034057] Re: function_graph tracer in ftrace related tests triggers kernel bug (arch/x86/xen/spinlock.c:62) and kernel panic on AWS cloud c3.xlarge

2023-09-08 Thread Roxana Nicolescu
It seems the crash happens in the dummy handler for an interrupt that is used for the unlock of a paravirtualized spinlock. It is set when a vcpu is initialized but then the interrupt is disabled. So I assume an interrupt happens between request_irq and disable_irq. I tried 2 things on jammy (5

[Kernel-packages] [Bug 2034057] Re: function_graph tracer in ftrace related tests triggers kernel bug (arch/x86/xen/spinlock.c:62) and kernel panic on AWS cloud c3.xlarge

2023-09-04 Thread Po-Hsu Lin
And this is affecting 4.15 AWS as well. Here is the output from b-aws-4.15-2099 Test output: + echo blk + echo mmiotrace + echo function_graph (Test interrupted here) dmesg: [ 216.814155] kernel BUG at /build/linux-aws-fips-hcslsq/linux-aws-fips-4.15.0/arch/x86/xen/spinlock.c:69! [ 216.816072