------------[ cut here ]------------ kernel BUG at mm/vmstat.c:1423! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 0 PID: 4049 Comm: kworker/0:0 Not tainted 4.4.139-g7ba5557 #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: vmstat vmstat_update task: ffff8800ba4ae000 task.stack: ffff8801d4f68000 RIP: 0010:[] [] vmstat_update+0x9e/0xb0 mm/vmstat.c:1425 RSP: 0018:ffff8801d4f6fc20 EFLAGS: 00010287 RAX: 0000000000000000 RBX: ffff8801db21b720 RCX: 1ffffffff0748901 RDX: 0000000000000000 RSI: ffffffff81e6d11b RDI: ffff8800ba4ae400 RBP: ffff8801d4f6fc40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: ffff8800ba4ae000 R12: 0000000000000000 R13: ffff8801d4f6fcd0 R14: ffff8801d4a52000 R15: ffff8801db21eb40 FS: 0000000000000000(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000814b009 CR3: 00000000b269c000 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: ffff8801d4f6fcd0 ffff8801db21b720 0000000000000000 ffff8801d4f6fcd0 ffff8801d4f6fd58 ffffffff81181f4f ffffffff81181e6a ffff8801d4a52048 ffffffff00000000 ffff8801d4a52008 ffff8801d4a52020 1ffff1003a9edf96 Call Trace: [] process_one_work+0x7df/0x1600 kernel/workqueue.c:2064 [] worker_thread+0xd9/0xfc0 kernel/workqueue.c:2196 [] kthread+0x268/0x300 kernel/kthread.c:211 [] ret_from_fork+0x55/0x80 arch/x86/entry/entry_64.S:510 Code: f5 d0 ff 48 83 c4 08 5b 41 5c 41 5d 5d c3 e8 fa d7 9f 00 89 c0 f0 48 0f ab 05 5f e4 4e 04 72 0b 48 83 c4 08 5b 41 5c 41 5d 5d c3 <0f> 0b 48 89 45 e0 e8 97 9d 08 00 48 8b 45 e0 eb a3 90 48 b8 00 RIP [] vmstat_update+0x9e/0xb0 mm/vmstat.c:1425 RSP ---[ end trace bcb7c7d9292aadd8 ]---