------------[ cut here ]------------ kernel BUG at fs/ext4/inode.c:2733! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 1630 Comm: kworker/u4:6 Not tainted 5.15.168-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: writeback wb_workfn (flush-7:0) pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_writepages+0x35d8/0x36fc fs/ext4/inode.c:2732 lr : ext4_writepages+0x35d8/0x36fc fs/ext4/inode.c:2732 sp : ffff8000243c6d80 x29: ffff8000243c7140 x28: ffff8000243c7040 x27: ffff8000243c7590 x26: ffff0000e54ba468 x25: 0000000000000001 x24: ffff800011d06780 x23: ffff0000cd4a8000 x22: ffff8000243c6f60 x21: dfff800000000000 x20: ffff0000e54b9e38 x19: 000000c410000000 x18: ffff8000243c6a60 x17: 0000000000000000 x16: ffff8000082eada8 x15: 000000000001bd1a x14: ffff80001712f500 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000ccb29b40 x8 : ffff800008da3b88 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000001 x2 : 0000000000000000 x1 : 0000008000000000 x0 : 0000000000000000 Call trace: ext4_writepages+0x35d8/0x36fc fs/ext4/inode.c:2732 do_writepages+0x39c/0x5ec mm/page-writeback.c:2386 __writeback_single_inode+0x148/0x13a4 fs/fs-writeback.c:1647 writeback_sb_inodes+0x94c/0x1654 fs/fs-writeback.c:1930 wb_writeback+0x3fc/0xfc8 fs/fs-writeback.c:2104 wb_do_writeback fs/fs-writeback.c:2247 [inline] wb_workfn+0x3a4/0x1070 fs/fs-writeback.c:2288 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 Code: 17fff31d 97dc81b5 17fff364 97dc81b3 (d4210000) ---[ end trace a1b18c9584567973 ]---