https://github.com/torvalds/linux
Revision 405c0759712f57b680f66aee9c55cd06ad1cbdef authored by Andy Lutomirski on 31 October 2016, 15:11:43 UTC, committed by Ingo Molnar on 01 November 2016, 06:39:17 UTC
If something goes wrong with task stack refcounting and a stack
refcount hits zero too early, warn and leak it rather than
potentially freeing it early (and silently).

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/f29119c783a9680a4b4656e751b6123917ace94b.1477926663.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
1 parent 0c183d9
History
Tip revision: 405c0759712f57b680f66aee9c55cd06ad1cbdef authored by Andy Lutomirski on 31 October 2016, 15:11:43 UTC
fork: Add task stack refcounting sanity check and prevent premature task stack freeing
Tip revision: 405c075
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