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kernel BUG at fs/ext4/inode.c:2563!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 1 PID: 2819 Comm: kworker/u4:9 Not tainted 6.8.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
Workqueue: writeback wb_workfn (flush-7:4)
RIP: 0010:ext4_do_writepages+0x2674/0x3360 fs/ext4/inode.c:2563
Code: ff df 44 89 64 24 18 48 c1 ea 03 80 3c 02 00 0f 84 f1 ed ff ff 48 8b 7c 24 08 e8 a7 9c a3 ff e9 e2 ed ff ff e8 ed 70 4a ff 90 <0f> 0b e8 e5 70 4a ff 48 8b 4c 24 60 41 89 dd 48 b8 00 00 00 00 00
RSP: 0018:ffffc90009ee7310 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88807ab7e450 RCX: ffffffff8240c9b3
RDX: ffff88802b118000 RSI: ffffffff8240dd83 RDI: 0000000000000007
RBP: ffffc90009ee7518 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000003 R12: 0000000000000001
R13: ffff88807f79a638 R14: ffff88807ab7e6b0 R15: 0000000000003400
FS:  0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1cf33d0623 CR3: 000000002c1b8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_writepages+0x30c/0x780 fs/ext4/inode.c:2768
 do_writepages+0x1b4/0x690 mm/page-writeback.c:2553
 __writeback_single_inode+0x158/0xe90 fs/fs-writeback.c:1625
 writeback_sb_inodes+0x59d/0x1080 fs/fs-writeback.c:1916
 __writeback_inodes_wb+0xff/0x2e0 fs/fs-writeback.c:1987
 wb_writeback+0x7f8/0xaa0 fs/fs-writeback.c:2094
 wb_check_background_flush fs/fs-writeback.c:2164 [inline]
 wb_do_writeback fs/fs-writeback.c:2252 [inline]
 wb_workfn+0x880/0xfe0 fs/fs-writeback.c:2279
 process_one_work+0x889/0x15e0 kernel/workqueue.c:2633
 process_scheduled_works kernel/workqueue.c:2706 [inline]
 worker_thread+0x8b9/0x12a0 kernel/workqueue.c:2787
 kthread+0x2c6/0x3b0 kernel/kthread.c:388
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:243
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_do_writepages+0x2674/0x3360 fs/ext4/inode.c:2563
Code: ff df 44 89 64 24 18 48 c1 ea 03 80 3c 02 00 0f 84 f1 ed ff ff 48 8b 7c 24 08 e8 a7 9c a3 ff e9 e2 ed ff ff e8 ed 70 4a ff 90 <0f> 0b e8 e5 70 4a ff 48 8b 4c 24 60 41 89 dd 48 b8 00 00 00 00 00
RSP: 0018:ffffc90009ee7310 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88807ab7e450 RCX: ffffffff8240c9b3
RDX: ffff88802b118000 RSI: ffffffff8240dd83 RDI: 0000000000000007
RBP: ffffc90009ee7518 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000003 R12: 0000000000000001
R13: ffff88807f79a638 R14: ffff88807ab7e6b0 R15: 0000000000003400
FS:  0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1cf341e418 CR3: 0000000079fa2000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400