------------[ cut here ]------------ kernel BUG at mm/filemap.c:1504! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 568 Comm: kworker/u4:3 Not tainted 5.10.161-syzkaller-00019-g416c4356f372 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Workqueue: writeback wb_workfn (flush-7:2) RIP: 0010:end_page_writeback+0x28c/0x2a0 mm/filemap.c:1504 Code: 32 de ff 49 ff cc e9 d9 fe ff ff e8 1e 32 de ff 49 ff ce 4d 89 f7 eb 8c e8 11 32 de ff 49 ff cc e9 65 fe ff ff e8 04 32 de ff <0f> 0b e8 fd 31 de ff 4c 89 ff e8 75 85 1d 00 eb 87 0f 1f 00 55 48 RSP: 0018:ffffc900069fe6d8 EFLAGS: 00010293 RAX: ffffffff818eefac RBX: 0000000000000000 RCX: ffff88815daae2c0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900069fe700 R08: ffffffff818eee8e R09: fffff940008a9cd9 R10: fffff940008a9cd9 R11: 1ffffd40008a9cd8 R12: ffffea000454e6c0 R13: 1ffffd40008a9cd9 R14: ffffea000454e6c8 R15: ffffea000454e6c0 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f58f49ce718 CR3: 0000000159685000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: f2fs_write_end_io+0x597/0x950 fs/f2fs/data.c:342 bio_endio+0x465/0x5c0 block/bio.c:1459 submit_bio_checks+0x25c/0xe80 block/blk-core.c:925 submit_bio_noacct+0x98/0x11f0 block/blk-core.c:1048 submit_bio+0x1f8/0x6e0 block/blk-core.c:1133 __submit_bio+0x717/0x920 fs/f2fs/data.c:499 f2fs_submit_merged_ipu_write+0x668/0x720 fs/f2fs/data.c:858 f2fs_write_single_data_page+0x16aa/0x1d30 fs/f2fs/data.c:2846 f2fs_write_cache_pages fs/f2fs/data.c:3055 [inline] __f2fs_write_data_pages+0x179e/0x2c80 fs/f2fs/data.c:3206 f2fs_write_data_pages+0x74/0x80 fs/f2fs/data.c:3233 do_writepages+0x13a/0x280 mm/page-writeback.c:2358 __writeback_single_inode+0xb8/0x6e0 fs/fs-writeback.c:1467 writeback_sb_inodes+0x999/0x1700 fs/fs-writeback.c:1730 __writeback_inodes_wb fs/fs-writeback.c:1801 [inline] wb_writeback+0x4f4/0xc20 fs/fs-writeback.c:1907 wb_check_start_all fs/fs-writeback.c:2031 [inline] wb_do_writeback+0x71d/0xbd0 fs/fs-writeback.c:2057 wb_workfn+0xf8/0x3f0 fs/fs-writeback.c:2091 process_one_work+0x726/0xc10 kernel/workqueue.c:2296 worker_thread+0xb27/0x1550 kernel/workqueue.c:2442 kthread+0x349/0x3d0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:299 Modules linked in: ---[ end trace 7d6ec8af169bc55e ]--- RIP: 0010:end_page_writeback+0x28c/0x2a0 mm/filemap.c:1504 Code: 32 de ff 49 ff cc e9 d9 fe ff ff e8 1e 32 de ff 49 ff ce 4d 89 f7 eb 8c e8 11 32 de ff 49 ff cc e9 65 fe ff ff e8 04 32 de ff <0f> 0b e8 fd 31 de ff 4c 89 ff e8 75 85 1d 00 eb 87 0f 1f 00 55 48 RSP: 0018:ffffc900069fe6d8 EFLAGS: 00010293 RAX: ffffffff818eefac RBX: 0000000000000000 RCX: ffff88815daae2c0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900069fe700 R08: ffffffff818eee8e R09: fffff940008a9cd9 R10: fffff940008a9cd9 R11: 1ffffd40008a9cd8 R12: ffffea000454e6c0 R13: 1ffffd40008a9cd9 R14: ffffea000454e6c8 R15: ffffea000454e6c0 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200c1030 CR3: 0000000159276000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400