From: "Steven Rostedt (Google)" <rostedt@xxxxxxxxxxx> Before a timer is freed, del_timer_shutdown() must be called. Link: https://lore.kernel.org/all/20220407161745.7d6754b3@xxxxxxxxxxxxxxxxxx/ Cc: Heiko Carstens <hca@xxxxxxxxxxxxx> Cc: Vasily Gorbik <gor@xxxxxxxxxxxxx> Cc: Alexander Gordeev <agordeev@xxxxxxxxxxxxx> Cc: Christian Borntraeger <borntraeger@xxxxxxxxxxxxx> Cc: Sven Schnelle <svens@xxxxxxxxxxxxx> Cc: linux-s390@xxxxxxxxxxxxxxx Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx> --- arch/s390/mm/cmm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c index 9141ed4c52e9..6ade449343d2 100644 --- a/arch/s390/mm/cmm.c +++ b/arch/s390/mm/cmm.c @@ -419,7 +419,7 @@ static int __init cmm_init(void) #endif unregister_sysctl_table(cmm_sysctl_header); out_sysctl: - del_timer_sync(&cmm_timer); + del_timer_shutdown(&cmm_timer); return rc; } module_init(cmm_init); @@ -432,7 +432,7 @@ static void __exit cmm_exit(void) #endif unregister_oom_notifier(&cmm_oom_nb); kthread_stop(cmm_thread_ptr); - del_timer_sync(&cmm_timer); + del_timer_shutdown(&cmm_timer); cmm_free_pages(cmm_pages, &cmm_pages, &cmm_page_list); cmm_free_pages(cmm_timed_pages, &cmm_timed_pages, &cmm_timed_page_list); } -- 2.35.1