------------[ cut here ]------------ kernel BUG at mm/filemap.c:1504! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 689 Comm: kworker/u4:5 Not tainted 5.10.136-syzkaller-21658-gee965fe12def #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Workqueue: writeback wb_workfn (flush-7:0) RIP: 0010:end_page_writeback+0x285/0x2a0 mm/filemap.c:1504 Code: 48 ff cb e9 d4 fe ff ff e8 f8 09 df ff 48 ff cb 49 89 df e9 7c ff ff ff e8 e8 09 df ff 48 ff cb e9 6d fe ff ff e8 db 09 df ff <0f> 0b e8 d4 09 df ff 4c 89 ff e8 ac e7 1c 00 eb 87 66 2e 0f 1f 84 RSP: 0018:ffffc90001b46640 EFLAGS: 00010293 RAX: ffffffff818b2685 RBX: 0000000000000000 RCX: ffff8881174993c0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90001b46668 R08: ffffffff818b255c R09: fffff94000870af1 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffffd4000870af1 R14: ffffea0004385788 R15: ffffea0004385780 FS: 0000000000000000(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f397bf416be CR3: 000000011c791000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: f2fs_write_end_io+0x49e/0x910 fs/f2fs/data.c:340 bio_endio+0x520/0x6a0 block/bio.c:1462 submit_bio_checks+0x281/0x1750 block/blk-core.c:925 submit_bio_noacct+0x98/0x1150 block/blk-core.c:1048 submit_bio+0x1fc/0x6f0 block/blk-core.c:1133 __submit_bio+0x610/0x930 fs/f2fs/data.c:497 f2fs_submit_merged_ipu_write+0x5fe/0x6b0 fs/f2fs/data.c:856 f2fs_write_single_data_page+0x128b/0x1800 fs/f2fs/data.c:2837 f2fs_write_cache_pages fs/f2fs/data.c:3046 [inline] __f2fs_write_data_pages fs/f2fs/data.c:3197 [inline] f2fs_write_data_pages+0x1682/0x2b90 fs/f2fs/data.c:3224 do_writepages+0x12e/0x270 mm/page-writeback.c:2358 __writeback_single_inode+0xd7/0xac0 fs/fs-writeback.c:1467 writeback_sb_inodes+0x99c/0x16b0 fs/fs-writeback.c:1730 wb_writeback+0x404/0xc60 fs/fs-writeback.c:1905 wb_do_writeback fs/fs-writeback.c:2050 [inline] wb_workfn+0x3d9/0x1110 fs/fs-writeback.c:2091 process_one_work+0x6dc/0xbd0 kernel/workqueue.c:2296 worker_thread+0xaea/0x1510 kernel/workqueue.c:2442 kthread+0x34b/0x3d0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:299 Modules linked in: ---[ end trace 38fad7f8479887fd ]--- RIP: 0010:end_page_writeback+0x285/0x2a0 mm/filemap.c:1504 Code: 48 ff cb e9 d4 fe ff ff e8 f8 09 df ff 48 ff cb 49 89 df e9 7c ff ff ff e8 e8 09 df ff 48 ff cb e9 6d fe ff ff e8 db 09 df ff <0f> 0b e8 d4 09 df ff 4c 89 ff e8 ac e7 1c 00 eb 87 66 2e 0f 1f 84 RSP: 0018:ffffc90001b46640 EFLAGS: 00010293 RAX: ffffffff818b2685 RBX: 0000000000000000 RCX: ffff8881174993c0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90001b46668 R08: ffffffff818b255c R09: fffff94000870af1 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffffd4000870af1 R14: ffffea0004385788 R15: ffffea0004385780 FS: 0000000000000000(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f397b419988 CR3: 000000010c5be000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400