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| author | Michael Bestas <mkbestas@lineageos.org> | 2020-11-15 21:52:06 +0200 |
|---|---|---|
| committer | Michael Bestas <mkbestas@lineageos.org> | 2020-11-15 21:52:18 +0200 |
| commit | 6107aa6dc24cc8c196bb18e5b5ec81f8f1a275a8 (patch) | |
| tree | ef508ed8340c5d6b615c713d1569d851964091f2 /arch/arc/kernel/stacktrace.c | |
| parent | 298504ed68065a61d0fc1d7969af19ecf2136ac9 (diff) | |
| parent | 34b1d1174c2c7054c01cfa39d274421d80649386 (diff) | |
Merge branch 'android-4.4-p' of https://android.googlesource.com/kernel/common into lineage-17.1-caf-msm8998
This brings LA.UM.8.2.r1-07400-sdm660.0 up to date with
https://android.googlesource.com/kernel/common/ android-4.4-p at commit:
34b1d1174c2c7 UPSTREAM: arm64: kaslr: Fix up the kernel image alignment
Conflicts:
scripts/setlocalversion
Change-Id: Id2981587a6e92eb10cfdc9b6d13cd4bd2abb5670
Diffstat (limited to 'arch/arc/kernel/stacktrace.c')
| -rw-r--r-- | arch/arc/kernel/stacktrace.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arc/kernel/stacktrace.c b/arch/arc/kernel/stacktrace.c index 11b50959f20e..5401e2bab3da 100644 --- a/arch/arc/kernel/stacktrace.c +++ b/arch/arc/kernel/stacktrace.c @@ -113,7 +113,7 @@ arc_unwind_core(struct task_struct *tsk, struct pt_regs *regs, int (*consumer_fn) (unsigned int, void *), void *arg) { #ifdef CONFIG_ARC_DW2_UNWIND - int ret = 0; + int ret = 0, cnt = 0; unsigned int address; struct unwind_frame_info frame_info; @@ -133,6 +133,11 @@ arc_unwind_core(struct task_struct *tsk, struct pt_regs *regs, break; frame_info.regs.r63 = frame_info.regs.r31; + + if (cnt++ > 128) { + printk("unwinder looping too long, aborting !\n"); + return 0; + } } return address; /* return the last address it saw */ |