------------[ cut here ]------------ kernel BUG at mm/vmstat.c:1425! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 2138 Comm: kworker/1:2 Not tainted 4.4.174+ #4 Workqueue: vmstat vmstat_update task: ffff8800b6934740 task.stack: ffff8800b8148000 RIP: 0010:[] [] vmstat_update mm/vmstat.c:1425 [inline] RIP: 0010:[] [] vmstat_update+0x99/0xb0 mm/vmstat.c:1396 RSP: 0018:ffff8800b814fbc0 EFLAGS: 00010287 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff81b0abec RDI: ffff8800b6934b38 RBP: ffff8800b814fbe0 R08: ffffffff82836950 R09: ffff8800b6935050 R10: ffffffff83a3a960 R11: 0000000000000000 R12: ffff8801db71b380 R13: ffff8800b814fc78 R14: ffff8801d86e4e00 R15: ffff8801db71df00 FS: 0000000000000000(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f82a000 CR3: 00000001b7b8c000 CR4: 00000000001606b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: 0000000000000000 ffff8801db71b380 ffff8800b814fc78 ffff8801d86e4e00 ffff8800b814fd00 ffffffff81122c25 ffffffff81122b42 ffffffff81159431 ffff8801d86e4e48 ffff8801d99bcf00 ffff880100000000 ffff8801d86e4e20 Call Trace: [] process_one_work+0x825/0x1720 kernel/workqueue.c:2064 [] worker_thread+0x4e4/0xf50 kernel/workqueue.c:2196 [] kthread+0x273/0x310 kernel/kthread.c:211 [] ret_from_fork+0x55/0x80 arch/x86/entry/entry_64.S:537 Code: 89 f6 e8 4b 95 d1 ff 5b 41 5c 41 5d 41 5e 5d c3 e8 cd e3 6f 00 89 c0 f0 48 0f ab 05 92 f4 c1 02 72 09 5b 41 5c 41 5d 41 5e 5d c3 <0f> 0b e8 c0 84 07 00 eb af 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 RIP [] vmstat_update+0x99/0xb0 mm/vmstat.c:1427 RSP ---[ end trace 109cffbd82ac0882 ]---