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| author | Andi Kleen <ak@suse.de> | 2006-09-26 10:52:34 +0200 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2006-09-26 10:52:34 +0200 |
| commit | be7a91709b90825990e571b2f20cea937d5eef6c (patch) | |
| tree | fe09719e040b6d2ae535a08958f7e57f8a9babe6 /arch | |
| parent | c0b766f13d8e1189ce4d00e54700c9d96b543b9a (diff) | |
| download | linux-be7a91709b90825990e571b2f20cea937d5eef6c.tar.gz | |
[PATCH] Check for end of stack trace before falling back
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86_64/kernel/traps.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c index 4ac18b02eada2..28e53342f294f 100644 --- a/arch/x86_64/kernel/traps.c +++ b/arch/x86_64/kernel/traps.c @@ -292,6 +292,8 @@ void dump_trace(struct task_struct *tsk, struct pt_regs *regs, unsigned long * s if ((long)UNW_SP(&info) < 0) { ops->warning(data, "Leftover inexact backtrace:\n"); stack = (unsigned long *)UNW_SP(&info); + if (!stack) + return; } else ops->warning(data, "Full inexact backtrace again:\n"); } else if (call_trace >= 1) |