This is a note to let you know that I've just added the patch titled s390/futex: add missing EX_TABLE entry to __futex_atomic_op() to the 5.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: s390-futex-add-missing-ex_table-entry-to-__futex_atomic_op.patch and it can be found in the queue-5.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From a262d3ad6a433e4080cecd0a8841104a5906355e Mon Sep 17 00:00:00 2001 From: Heiko Carstens <hca@xxxxxxxxxxxxx> Date: Tue, 18 Oct 2022 13:44:11 +0200 Subject: s390/futex: add missing EX_TABLE entry to __futex_atomic_op() From: Heiko Carstens <hca@xxxxxxxxxxxxx> commit a262d3ad6a433e4080cecd0a8841104a5906355e upstream. For some exception types the instruction address points behind the instruction that caused the exception. Take that into account and add the missing exception table entry. Cc: <stable@xxxxxxxxxxxxxxx> Reviewed-by: Vasily Gorbik <gor@xxxxxxxxxxxxx> Signed-off-by: Heiko Carstens <hca@xxxxxxxxxxxxx> Signed-off-by: Vasily Gorbik <gor@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- arch/s390/include/asm/futex.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/arch/s390/include/asm/futex.h +++ b/arch/s390/include/asm/futex.h @@ -16,7 +16,8 @@ "3: jl 1b\n" \ " lhi %0,0\n" \ "4: sacf 768\n" \ - EX_TABLE(0b,4b) EX_TABLE(2b,4b) EX_TABLE(3b,4b) \ + EX_TABLE(0b,4b) EX_TABLE(1b,4b) \ + EX_TABLE(2b,4b) EX_TABLE(3b,4b) \ : "=d" (ret), "=&d" (oldval), "=&d" (newval), \ "=m" (*uaddr) \ : "0" (-EFAULT), "d" (oparg), "a" (uaddr), \ Patches currently in stable-queue which might be from hca@xxxxxxxxxxxxx are queue-5.4/s390-pci-add-missing-ex_table-entries-to-__pcistg_mio_inuser-__pcilg_mio_inuser.patch queue-5.4/s390-futex-add-missing-ex_table-entry-to-__futex_atomic_op.patch