diff options
| author | John David Anglin <dave.anglin@bell.net> | 2025-07-21 16:13:13 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-28 16:31:00 +0200 |
| commit | 98e2b6af0238ed64c6ec28d3225bd564965175d3 (patch) | |
| tree | 93e43d911a423469391d9a34853e76c7553638d1 | |
| parent | bc0a24c24ceebabb5ba65900e332233d79e625e6 (diff) | |
parisc: Try to fixup kernel exception in bad_area_nosemaphore path of do_page_fault()
commit f92a5e36b0c45cd12ac0d1bc44680c0dfae34543 upstream.
Signed-off-by: John David Anglin <dave.anglin@bell.net>
Signed-off-by: Helge Deller <deller@gmx.de>
Cc: stable@vger.kernel.org # v5.12+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | arch/parisc/mm/fault.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c index c39de84e98b0..f1785640b049 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; |