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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-03-08 20:24:11 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-03-08 20:24:11 +0000 |
| commit | 91e013827c0bcbb187ecf02213c5446b6f62d445 (patch) | |
| tree | 52ad3d0db856c50ab3a1a56da2bf3ae6ed8a8f48 /arch/arm/kernel | |
| parent | 988addf82e4c03739375279de73929580a2d4a6a (diff) | |
| parent | 8d2b09f5b0de2c0e37f50d04980bc81098988239 (diff) | |
| download | linux-91e013827c0bcbb187ecf02213c5446b6f62d445.tar.gz linux-91e013827c0bcbb187ecf02213c5446b6f62d445.tar.bz2 linux-91e013827c0bcbb187ecf02213c5446b6f62d445.zip | |
Merge branch 'master' into for-linus
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/unwind.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c index 786ac2b6914a..50292cd9c120 100644 --- a/arch/arm/kernel/unwind.c +++ b/arch/arm/kernel/unwind.c @@ -359,7 +359,9 @@ void unwind_backtrace(struct pt_regs *regs, struct task_struct *tsk) frame.fp = regs->ARM_fp; frame.sp = regs->ARM_sp; frame.lr = regs->ARM_lr; - frame.pc = regs->ARM_pc; + /* PC might be corrupted, use LR in that case. */ + frame.pc = kernel_text_address(regs->ARM_pc) + ? regs->ARM_pc : regs->ARM_lr; } else if (tsk == current) { frame.fp = (unsigned long)__builtin_frame_address(0); frame.sp = current_sp; |