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c1ac03af6ed45d05786c219d102f37eb44880f28
linux/kernel/trace
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Yang Jihong c1ac03af6e tracing: Fix infinite loop in tracing_read_pipe on overflowed print_trace_line 
print_trace_line may overflow seq_file buffer. If the event is not
consumed, the while loop keeps peeking this event, causing a infinite loop.

Link: https://lkml.kernel.org/r/20221129113009.182425-1-yangjihong1@huawei.com

Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: stable@vger.kernel.org
Fixes: 088b1e427d ("ftrace: pipe fixes")
Signed-off-by: Yang Jihong <yangjihong1@huawei.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2022-12-12 10:21:46 -05:00
..
rv
rv/monitor: Add __init/__exit annotations to module init/exit funcs
2022-09-26 18:10:51 -04:00
blktrace.c
blktrace: remove unnessary stop block trace in 'blk_trace_shutdown'
2022-10-20 06:02:52 -07:00
bpf_trace.c
bpf: Fix sample_flags for bpf_perf_event_output
2022-10-17 16:32:06 +02:00
bpf_trace.h
…
error_report-traces.c
…
fgraph.c
Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
2022-06-03 14:05:34 -07:00
fprobe.c
tracing/fprobe: Fix to check whether fprobe is registered correctly
2022-11-04 08:50:07 +09:00
ftrace_internal.h
…
ftrace.c
ftrace: Avoid needless updates of the ftrace function call
2022-11-23 19:08:31 -05:00
Kconfig
tracing: Fix complicated dependency of CONFIG_TRACER_MAX_TRACE
2022-12-09 23:48:05 -05:00
kprobe_event_gen_test.c
tracing: kprobe: Fix potential null-ptr-deref on trace_array in kprobe_event_gen_test_exit()
2022-11-18 10:15:34 +09:00
Makefile
rv: Add Runtime Verification (RV) interface
2022-07-30 14:01:28 -04:00
pid_list.c
tracing: Cleanup double word in comment
2022-04-26 17:58:50 -04:00
pid_list.h
tracing: Create a sparse bitmask for pid filtering
2021-10-05 17:38:45 -04:00
power-traces.c
…
preemptirq_delay_test.c
…
rethook.c
rethook: fix a potential memleak in rethook_alloc()
2022-11-18 10:15:34 +09:00
ring_buffer_benchmark.c
ring_buffer: Remove unused "event" parameter
2022-11-23 19:08:30 -05:00
ring_buffer.c
ring-buffer: Handle resize in early boot up
2022-12-10 13:36:04 -05:00
rpm-traces.c
…
synth_event_gen_test.c
tracing: Fix memory leak in test_gen_synth_cmd() and test_empty_synth_event()
2022-11-17 17:51:38 -05:00
trace_benchmark.c
tracing: Add numeric delta time to the trace event benchmark
2022-09-26 13:01:09 -04:00
trace_benchmark.h
tracing: Add numeric delta time to the trace event benchmark
2022-09-26 13:01:09 -04:00
trace_boot.c
tracing: Initialize integer variable to prevent garbage return value
2022-05-26 21:13:00 -04:00
trace_branch.c
…
trace_clock.c
…
trace_dynevent.c
tracing: Free buffers when a used dynamic event is removed
2022-11-23 19:07:12 -05:00
trace_dynevent.h
…
trace_entries.h
…
trace_eprobe.c
Merge tag 'trace-probes-v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace
2022-11-20 15:31:20 -08:00
trace_event_perf.c
tracing/perf: Use strndup_user instead of kzalloc/strncpy_from_user
2022-11-23 19:08:31 -05:00
trace_events_filter_test.h
…
trace_events_filter.c
tracing/filter: Call filter predicate functions directly via a switch statement
2022-09-26 13:01:10 -04:00
trace_events_hist.c
tracing/hist: Fix issue of losting command info in error_log
2022-12-10 13:36:04 -05:00
trace_events_inject.c
tracing: Support __rel_loc relative dynamic data location attribute
2021-12-06 15:37:21 -05:00
trace_events_synth.c
tracing: Fix issue of missing one synthetic field
2022-12-10 13:36:04 -05:00
trace_events_trigger.c
tracing: Fix to check event_mutex is held while accessing trigger list
2022-09-06 22:26:00 -04:00
trace_events_user.c
tracing/user_events: Fix call print_fmt leak
2022-11-28 15:58:56 -05:00
trace_events.c
tracing: remove unnecessary trace_trigger ifdef
2022-12-10 13:36:04 -05:00
trace_export.c
…
trace_functions_graph.c
tracing: in_irq() cleanup
2021-10-13 18:19:41 -04:00
trace_functions.c
ftrace: disable preemption when recursion locked
2021-10-27 11:21:49 -04:00
trace_hwlat.c
trace/hwlat: make use of the helper function kthread_run_on_cpu()
2022-01-15 16:30:24 +02:00
trace_irqsoff.c
…
trace_kdb.c
…
trace_kprobe_selftest.c
…
trace_kprobe_selftest.h
…
trace_kprobe.c
trace/kprobe: remove duplicated calls of ring_buffer_event_data
2022-12-09 23:48:05 -05:00
trace_mmiotrace.c
…
trace_nop.c
…
trace_osnoise.c
tracing/osnoise: Add preempt and/or irq disabled options
2022-12-10 13:36:05 -05:00
trace_output.c
tracing: Fix some checker warnings
2022-12-10 13:36:05 -05:00
trace_output.h
…
trace_preemptirq.c
tracing: hold caller_addr to hardirq_{enable,disable}_ip
2022-09-06 22:26:00 -04:00
trace_printk.c
tracing: Disable "other" permission bits in the tracefs files
2021-10-08 18:08:43 -04:00
trace_probe_kernel.h
tracing: Add "(fault)" name injection to kernel probes
2022-10-12 13:50:20 -04:00
trace_probe_tmpl.h
…
trace_probe.c
tracing/probes: Handle system names with hyphens
2022-12-09 23:48:05 -05:00
trace_probe.h
tracing/eprobe: Add eprobe filter support
2022-09-26 13:01:08 -04:00
trace_recursion_record.c
tracing: Use trace_create_file() to simplify creation of tracefs entries
2022-05-26 21:12:52 -04:00
trace_sched_switch.c
sched/tracing: Append prev_state to tp args instead
2022-05-12 00:37:11 +02:00
trace_sched_wakeup.c
sched/tracing: Append prev_state to tp args instead
2022-05-12 00:37:11 +02:00
trace_selftest_dynamic.c
…
trace_selftest.c
tracing: Reset the function filter after completing trampoline/graph selftest
2022-05-25 16:57:37 -04:00
trace_seq.c
…
trace_stack.c
tracing: Disable "other" permission bits in the tracefs files
2021-10-08 18:08:43 -04:00
trace_stat.c
tracing: Disable "other" permission bits in the tracefs files
2021-10-08 18:08:43 -04:00
trace_stat.h
…
trace_synth.h
…
trace_syscalls.c
tracing: Remove unused __bad_type_size() method
2022-11-17 20:21:06 -05:00
trace_uprobe.c
Merge tag 'trace-v6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace
2022-08-05 09:41:12 -07:00
trace.c
tracing: Fix infinite loop in tracing_read_pipe on overflowed print_trace_line
2022-12-12 10:21:46 -05:00
trace.h
tracing: Fix some checker warnings
2022-12-10 13:36:05 -05:00
tracing_map.c
tracing: Remove unused variable 'dups'
2022-10-03 12:20:31 -04:00
tracing_map.h
…