Hello trace maintainers/developers,
This is a 31-day syzbot report for the trace subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/trace
During the period, 1 new issues were detected and 1 were fixed.
In total, 13 issues are still open and 63 have already been fixed.
Some of the still happening issues:
Ref Crashes Repro Title
<1> 111 Yes WARNING in tracepoint_probe_unregister (3)
https://syzkaller.appspot.com/bug?extid=a1d25e53cd4a10f7f2d3
<2> 104 Yes WARNING in blk_register_tracepoints
https://syzkaller.appspot.com/bug?extid=c54ded83396afee31eb1
<3> 73 Yes INFO: task hung in blk_trace_ioctl (4)
https://syzkaller.appspot.com/bug?extid=ed812ed461471ab17a0c
<4> 41 Yes INFO: task hung in blk_trace_startstop
https://syzkaller.appspot.com/bug?extid=774863666ef5b025c9d0
<5> 31 No WARNING in ring_buffer_map_get_reader (2)
https://syzkaller.appspot.com/bug?extid=c7143161d8215214a993
<6> 16 Yes KASAN: slab-use-after-free Read in bpf_trace_run2 (3)
https://syzkaller.appspot.com/bug?extid=59701a78e84b0bccfe1b
<7> 13 No WARNING: refcount bug in call_timer_fn (4)
https://syzkaller.appspot.com/bug?extid=07dcf509f4c013e25dc5
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