─ [Fri Jun 19 14:57:19 2020] [] dump_stack+0x19/0x1b [Fri Jun 19 14:57:19 2020] [] idr_remove.part.6+0x24a/0x260 [Fri Jun 19 14:57:19 2020] [] idr_remove+0xd/0x10 [Fri Jun 19 14:57:19 2020] [] nfs4_put_stid+0x3a/0x90 [nfsd] [Fri Jun 19 14:57:19 2020] [] nfsd4_cb_recall_release+0x15/0x20 [nfsd] [Fri Jun 19 14:57:19 2020] [] nfsd4_run_cb_work+0xcb/0x110 [nfsd] [Fri Jun 19 14:57:19 2020] [] process_one_work+0x17f/0x440 [Fri Jun 19 14:57:19 2020] [] worker_thread+0x126/0x3c0 [Fri Jun 19 14:57:19 2020] [] ? manage_workers.isra.24+0x2a0/0x2a0 [Fri Jun 19 14:57:19 2020] [] kthread+0xd1/0xe0 [Fri Jun 19 14:57:19 2020] [] ? insert_kthread_work+0x40/0x40 [Fri Jun 19 14:57:19 2020] [] ret_from_fork+0x77/0xb0 [Fri Jun 19 14:57:19 2020] [] ? insert_kthread_work+0x40/0x40 [Fri Jun 19 14:57:19 2020] idr_remove called for id=11974313 which is not allocated. [Fri Jun 19 14:57:19 2020] CPU: 13 PID: 14446 Comm: kworker/u192:2 Tainted: P W OE ------------ 3.10.0-693.21.1.el7.x86_64 #1 [Fri Jun 19 14:57:19 2020] Hardware name: Dell Inc. PowerEdge R820/0YWR73, BIOS 1.7.2 11/26/2013 [Fri Jun 19 14:57:19 2020] Workqueue: nfsd4_callbacks nfsd4_run_cb_work [nfsd] [Fri Jun 19 14:57:19 2020] Call Trace: [Fri Jun 19 14:57:19 2020] [] dump_stack+0x19/0x1b [Fri Jun 19 14:57:19 2020] [] idr_remove.part.6+0x24a/0x260 [Fri Jun 19 14:57:19 2020] [] idr_remove+0xd/0x10 [Fri Jun 19 14:57:19 2020] [] nfs4_put_stid+0x3a/0x90 [nfsd] [Fri Jun 19 14:57:19 2020] [] nfsd4_cb_recall_release+0x15/0x20 [nfsd] [Fri Jun 19 14:57:19 2020] [] nfsd4_run_cb_work+0xcb/0x110 [nfsd] [Fri Jun 19 14:57:19 2020] [] process_one_work+0x17f/0x440 [Fri Jun 19 14:57:19 2020] [] worker_thread+0x126/0x3c0 [Fri Jun 19 14:57:19 2020] [] ? manage_workers.isra.24+0x2a0/0x2a0 [Fri Jun 19 14:57:19 2020] [] kthread+0xd1/0xe0 [Fri Jun 19 14:57:19 2020] [] ? insert_kthread_work+0x40/0x40 [Fri Jun 19 14:57:19 2020] systemd-journald[1044]: /dev/kmsg buffer overrun, some messages lost. [Fri Jun 19 14:57:19 2020] [] ret_from_fork+0x77/0xb0 [Fri Jun 19 14:57:19 2020] [] ? insert_kthread_work+0x40/0x40 [Fri Jun 19 14:57:19 2020] idr_remove called for id=11974315 which is not allocated. [Fri Jun 19 14:57:19 2020] CPU: 13 PID: 14446 Comm: kworker/u192:2 Tainted: P W OE ------------ 3.10.0-693.21.1.el7.x86_64 #1 [Fri Jun 19 14:57:19 2020] Hardware name: Dell Inc. PowerEdge R820/0YWR73, BIOS 1.7.2 11/26/2013 [Fri Jun 19 14:57:19 2020] Workqueue: nfsd4_callbacks nfsd4_run_cb_work [nfsd] [Fri Jun 19 14:57:19 2020] Call Trace: [Fri Jun 19 14:57:19 2020] [] dump_stack+0x19/0x1b [Fri Jun 19 14:57:19 2020] [] idr_remove.part.6+0x24a/0x260 [Fri Jun 19 14:57:19 2020] [] idr_remove+0xd/0x10 [Fri Jun 19 14:57:19 2020] [] nfs4_put_stid+0x3a/0x90 [nfsd] [Fri Jun 19 14:57:19 2020] [] nfsd4_cb_recall_release+0x15/0x20 [nfsd] [Fri Jun 19 14:57:19 2020] [] nfsd4_run_cb_work+0xcb/0x110 [nfsd] [Fri Jun 19 14:57:19 2020] [] process_one_work+0x17f/0x440 [Fri Jun 19 14:57:19 2020] [] worker_thread+0x126/0x3c0 [Fri Jun 19 14:57:19 2020] [] ? manage_workers.isra.24+0x2a0/0x2a0 [Fri Jun 19 14:57:19 2020] [] kthread+0xd1/0xe0 [Fri Jun 19 14:57:19 2020] [] ? insert_kthread_work+0x40/0x40 [Fri Jun 19 14:57:19 2020] [] ret_from_fork+0x77/0xb0 [Fri Jun 19 14:57:19 2020] [] ? insert_kthread_work+0x40/0x40 [Fri Jun 19 14:57:19 2020] systemd-journald[1044]: /dev/kmsg buffer overrun, some messages lost.