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Forked from Guillaume Tucker / linux
Source project has a limited visibility.
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tracing/probe: Fix null pointer dereference
Xinpeng Liu authored 
BUG: KASAN: null-ptr-deref in trace_probe_cleanup+0x8d/0xd0
Read of size 8 at addr 0000000000000000 by task syz-executor.0/9746
trace_probe_cleanup+0x8d/0xd0
free_trace_kprobe.part.14+0x15/0x50
alloc_trace_kprobe+0x23e/0x250

Link: http://lkml.kernel.org/r/1565220563-980-1-git-send-email-danielliu861@gmail.com



Fixes: e3dc9f89 ("tracing/probe: Add trace_event_call accesses APIs")
Signed-off-by: default avatarXinpeng Liu <danielliu861@gmail.com>
Signed-off-by: default avatarSteven Rostedt (VMware) <rostedt@goodmis.org>
19a58ce1
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user avatar 19a58ce1
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