From f92a5e36b0c45cd12ac0d1bc44680c0dfae34543 Mon Sep 17 00:00:00 2001 From: John David Anglin Date: Mon, 21 Jul 2025 16:13:13 -0400 Subject: [PATCH] parisc: Try to fixup kernel exception in bad_area_nosemaphore path of do_page_fault() Signed-off-by: John David Anglin Signed-off-by: Helge Deller Cc: stable@vger.kernel.org # v5.12+ --- arch/parisc/mm/fault.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c index c39de84e98b05..f1785640b049b 100644 --- a/arch/parisc/mm/fault.c +++ b/arch/parisc/mm/fault.c @@ -363,6 +363,10 @@ bad_area: mmap_read_unlock(mm); bad_area_nosemaphore: + if (!user_mode(regs) && fixup_exception(regs)) { + return; + } + if (user_mode(regs)) { int signo, si_code; -- 2.47.2