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kernel/panic.c: do not append newline to the stack protector panic string 

... because panic() itself already does this. Otherwise you have
line-broken trailer:

  [    1.836965] ---[ end Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: pgd_alloc+0x29e/0x2a0
  [    1.836965]  ]---

Link: http://lkml.kernel.org/r/20181008202901.7894-1-bp@alien8.de
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Kees Cook <keescook@chromium.org>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Borislav Petkov 2018-10-30 15:07:13 -07:00 committed by Linus Torvalds
parent 3819ddec1f
commit 95c4fb78fb
1 changed files with 1 additions and 1 deletions
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2
kernel/panic.c
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@ -631,7 +631,7 @@ device_initcall(register_warn_debugfs);
*/
__visible void __stack_chk_fail(void)
{
panic("stack-protector: Kernel stack is corrupted in: %pB\n",
panic("stack-protector: Kernel stack is corrupted in: %pB",
__builtin_return_address(0));
}
EXPORT_SYMBOL(__stack_chk_fail);