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20
136
Views

Tracing with eBPF tracepoint "netif_receive_skb" for multiple NICs

Published on
#ebpf #libbpf #tracepoint
291
Views

Extracting UDP packet payload with eBPF tracepoints using libbpf

Published on
#ebpf #xdp-bpf #libbpf #tracepoint
143
Views

How to bpf_probe_read_str all ctx->argv elements in kernel space and forward it to the userspace?

Published on
#c #system-calls #ebpf #execve #tracepoint
536
Views

How to print Java object's current value to console, instead of suspend thread while debug in the Eclipse?

Published on
#java #eclipse #debugging #logging #tracepoint
2.5k
Views

Listing and using custom Linux kernel tracepoints

Published on
#linux #linux-kernel #perf #bcc-bpf #tracepoint
731
Views

In a Linux system call, are system call parameters preserved in registers after the syscall finished (at the sys_exit tracepoint)?

Published on
#linux-kernel #system-calls #tracepoint
160
Views

How to redirect tracepoint output to a file in Ruby?

Published on
#ruby #debugging #logging #methods #tracepoint
274
Views

Where is the kernel symbol __tracepoint_module_load defined?

Published on
#c #linux-kernel #trace #tracepoint
183
Views

Using printk in tracepoint causes the system to freeze

Published on
#c #linux-kernel #printk #tracepoint
134
Views

Incorrect address displayed by bpf_printk

Published on
#exception #kernel #ebpf #page-fault #tracepoint
2.5k
Views

tracepoint/syscalls/sys_enter doesn't trigger bpf_trace_printk

Published on
#c #bpf #ebpf #tracepoint
127
Views

Why are the first 8 bytes of cpumap_enqueue_ctx not accessible by bpf code?

Published on
#c #bpf #ebpf #tracepoint
238
Views

Can't access correctly to tracepoint context struct fields

Published on
#c #bpf #ebpf #tracepoint
603
Views

Change format of syscall event trace output to ftrace

Published on
#debugging #linux-kernel #system-calls #ftrace #tracepoint
1.1k
Views

How to use tracepoints in Kernel Module

Published on
#linux-kernel #kernel-module #bpf #tracepoint
171
Views

eBPF verifier: R1 is not a scalar

Published on
#ebpf #cilium #tracepoint
1k
Views

eBPF vs non-eBPF tracepoint/kprobes

Published on
#kernel-module #ebpf #bpf #kprobe #tracepoint
1.4k
Views

How to get bpftool to attach a program to a tracepoint?

Published on
#perf #ebpf #bpf #tracepoint
1k
Views

Linux kernel tracepoint: Symbol undefined when connecting a probe function to tracepoint

Published on
#linux #kernel #undefined #symbols #tracepoint
408
Views

Ruby TracePoint: How to trap definition of a specific class?

Published on
#ruby #class #tracepoint

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