------------[ cut here ]------------ kernel BUG at fs/ext4/inode.c:2062! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 354 Comm: jbd2/sda1-8 Not tainted 4.9.131+ #102 task: ffff8801d4c00000 task.stack: ffff8801d4c08000 RIP: 0010:[] [] ext4_writepage+0xbe5/0x1860 fs/ext4/inode.c:2062 RSP: 0018:ffff8801d4c0f4c0 EFLAGS: 00010293 RAX: ffff8801d4c00000 RBX: 0000000000048204 RCX: ffffea00068ee700 RDX: 0000000000000000 RSI: ffffffff816d8405 RDI: ffff8801d4195af0 RBP: ffff8801d4c0f5c0 R08: 0000000000024bb0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff82ad73a0 R13: ffffea00068ee700 R14: ffffea00068ee700 R15: ffffea00068ee700 FS: 0000000000000000(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000708934 CR3: 00000001d3055000 CR4: 00000000001606b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: ffff8801d4c0f5b8 ffffffff814c1f1d ffffea00068ee710 ffffea00068ee708 1ffff1003a981ea3 ffff8801d4c0fb50 ffff8801d4195aa0 ffff8801d4c0f6b8 ffffea00068ee700 0000100000000009 ffff8801d4c008a8 0000000041b58ab3 Call Trace: [] __writepage+0x64/0xc0 mm/page-writeback.c:2293 [] write_cache_pages+0x4d5/0xe80 mm/page-writeback.c:2231 [] generic_writepages+0xda/0x150 mm/page-writeback.c:2317 [] journal_submit_inode_data_buffers fs/jbd2/commit.c:201 [inline] [] journal_submit_data_buffers fs/jbd2/commit.c:234 [inline] [] jbd2_journal_commit_transaction+0xdea/0x65e0 fs/jbd2/commit.c:536 [] kjournald2+0x22a/0x830 fs/jbd2/journal.c:224 [] kthread+0x26d/0x300 kernel/kthread.c:211 [] ret_from_fork+0x5c/0x70 arch/x86/entry/entry_64.S:373 Code: 4d 85 ed 75 ba e8 7c 31 c4 ff 65 ff 0d a5 f9 93 7e 0f 85 34 f5 ff ff e8 6a 31 c4 ff e8 bd 9e 92 ff e9 25 f5 ff ff e8 5b 31 c4 ff <0f> 0b e8 54 31 c4 ff 48 8b 85 40 ff ff ff f0 80 60 01 fe e8 43 RIP [] ext4_writepage+0xbe5/0x1860 fs/ext4/inode.c:2062 RSP ---[ end trace 39c4aa7f9887bc32 ]---