From: Rohith Surabattula rohiths@microsoft.com
commit 71826b068884050d5fdd37fda857ba1539c513d3 upstream.
Below traces are observed during fsstress and system got hung. [ 130.698396] watchdog: BUG: soft lockup - CPU#6 stuck for 26s!
Cc: stable@vger.kernel.org # 5.13+ Signed-off-by: Rohith Surabattula rohiths@microsoft.com Signed-off-by: Steve French stfrench@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/cifs/misc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -736,7 +736,7 @@ cifs_close_deferred_file(struct cifsInod if (cancel_delayed_work(&cfile->deferred)) { tmp_list = kmalloc(sizeof(struct file_list), GFP_ATOMIC); if (tmp_list == NULL) - continue; + break; tmp_list->cfile = cfile; list_add_tail(&tmp_list->list, &file_head); } @@ -767,7 +767,7 @@ cifs_close_all_deferred_files(struct cif if (cancel_delayed_work(&cfile->deferred)) { tmp_list = kmalloc(sizeof(struct file_list), GFP_ATOMIC); if (tmp_list == NULL) - continue; + break; tmp_list->cfile = cfile; list_add_tail(&tmp_list->list, &file_head); }