kprobes: Don't call BUG_ON() if there is a kprobe in use on free list
authorMasami Hiramatsu <mhiramat@kernel.org>
Tue, 11 Sep 2018 10:21:09 +0000 (19:21 +0900)
committerIngo Molnar <mingo@kernel.org>
Wed, 12 Sep 2018 06:01:16 +0000 (08:01 +0200)
commitcbdd96f5586151e48317d90a403941ec23f12660
tree20aa6a04e98b5ae2abb74182730be6871abf1c4c
parent819319fc93461c07b9cdb3064f154bd8cfd48172
kprobes: Don't call BUG_ON() if there is a kprobe in use on free list

Instead of calling BUG_ON(), if we find a kprobe in use on free kprobe
list, just remove it from the list and keep it on kprobe hash list
as same as other in-use kprobes.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Cc: David S . Miller <davem@davemloft.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Naveen N . Rao <naveen.n.rao@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/153666126882.21306.10738207224288507996.stgit@devbox
Signed-off-by: Ingo Molnar <mingo@kernel.org>
kernel/kprobes.c