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ARM: 9351/1: fault: Add "cut here" line for prefetch aborts

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commit 8f09b8b4fa58e99cbfd9a650b31d65cdbd8e4276 upstream.

The common pattern in arm is to emit a "8<--- cut here ---" line for
faults, but it was missing for do_PrefetchAbort(). Add it.

Cc: Wang Kefeng <wangkefeng.wang@huawei.com>
Cc: Ben Hutchings <ben@decadent.org.uk>
Cc: linux-arm-kernel@lists.infradead.org
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Kees Cook
2024-02-01 18:32:23 +01:00
committed by Greg Kroah-Hartman
parent fe17c8aaa9
commit 1809cabfe0
1 changed files with 1 additions and 0 deletions
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1
arch/arm/mm/fault.c
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@@ -563,6 +563,7 @@ do_PrefetchAbort(unsigned long addr, unsigned int ifsr, struct pt_regs *regs)
if (!inf->fn(addr, ifsr | FSR_LNX_PF, regs))
return;
pr_alert("8<--- cut here ---\n");
pr_alert("Unhandled prefetch abort: %s (0x%03x) at 0x%08lx\n",
inf->name, ifsr, addr);