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parisc: Handle kprobes breakpoints only in kernel context 

The kernel kprobes break instructions should only be handled when running
in kernel context.

Cc: <stable@vger.kernel.org> # v5.18+
Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Helge Deller 2023-05-24 14:31:14 +02:00
parent 2028315cf5
commit df419492e4
1 changed files with 2 additions and 2 deletions
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4
arch/parisc/kernel/traps.c
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@ -295,11 +295,11 @@ static void handle_break(struct pt_regs *regs)
} }
#ifdef CONFIG_KPROBES #ifdef CONFIG_KPROBES
if (unlikely(iir == PARISC_KPROBES_BREAK_INSN)) { if (unlikely(iir == PARISC_KPROBES_BREAK_INSN && !user_mode(regs))) {
parisc_kprobe_break_handler(regs); parisc_kprobe_break_handler(regs);
return; return;
} }
if (unlikely(iir == PARISC_KPROBES_BREAK_INSN2)) { if (unlikely(iir == PARISC_KPROBES_BREAK_INSN2 && !user_mode(regs))) {
parisc_kprobe_ss_handler(regs); parisc_kprobe_ss_handler(regs);
return; return;
} }