Bug#1085178: Re: Bug#1085178: linux-signed-amd64: Some BPF fentry hooks silently fail

2025-04-21 Thread Salvatore Bonaccorso
Control: tags -1 + fixed-upstream On Fri, Feb 21, 2025 at 09:43:34PM +, Martin Kelly wrote: > On Fri, 2025-02-21 at 21:03 +0100, Salvatore Bonaccorso wrote: > > > > > > > > Essentially this has to do with ftrace and weak functions. > > > > As I understand this is still an issue in 6.12.15-1

Bug#1085178: Re: Bug#1085178: linux-signed-amd64: Some BPF fentry hooks silently fail

2025-02-21 Thread Martin Kelly
On Fri, 2025-02-21 at 21:03 +0100, Salvatore Bonaccorso wrote: > > > > > Essentially this has to do with ftrace and weak functions. > > As I understand this is still an issue in 6.12.15-1. > That's correct; 6.12.15 should still be impacted, as long as CONFIG_X86_KERNEL_IBT is set. CONFIG_X86_K

Bug#1085178: linux-signed-amd64: Some BPF fentry hooks silently fail

2025-02-21 Thread Salvatore Bonaccorso
Control: found -1 6.12.15-1 On Fri, Dec 06, 2024 at 11:10:33PM +, Martin Kelly wrote: > On Tue, 15 Oct 2024 18:55:11 + Martin Kelly > wrote: > > Source: linux-signed-amd64 > > X-Debbugs-Cc: martin.ke...@crowdstrike.com > > Version: 6.11.2+1 > > Severity: important > > Tags: upstream > >

Bug#1085178: linux-signed-amd64: Some BPF fentry hooks silently fail

2024-12-06 Thread Martin Kelly
On Tue, 15 Oct 2024 18:55:11 + Martin Kelly wrote: > Source: linux-signed-amd64 > X-Debbugs-Cc: martin.ke...@crowdstrike.com > Version: 6.11.2+1 > Severity: important > Tags: upstream > > Some BPF fentry hooks in the 6.11.2-cloud-amd64 kernel successfully > load > but then are ignored when th

Bug#1085178: linux-signed-amd64: Some BPF fentry hooks silently fail

2024-10-15 Thread Martin Kelly
Source: linux-signed-amd64 X-Debbugs-Cc: martin.ke...@crowdstrike.com Version: 6.11.2+1 Severity: important Tags: upstream Some BPF fentry hooks in the 6.11.2-cloud-amd64 kernel successfully load but then are ignored when they should fire. This can be seen with the following bpftrace command: bpf