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kernel BUG at fs/ext4/inode.c:2746!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4298 Comm: kworker/u4:8 Not tainted 5.15.176-syzkaller-00066-gd1a25a6a4b3b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue: writeback wb_workfn (flush-7:8)
RIP: 0010:ext4_writepages+0x3fe6/0x4000 fs/ext4/inode.c:2745
Code: 89 de e8 cd 48 87 ff 45 84 f6 75 2c e8 33 46 87 ff 49 be 00 00 00 00 00 fc ff df 4c 8b 64 24 50 e9 e4 c5 ff ff e8 1a 46 87 ff <0f> 0b e8 13 46 87 ff e8 ea 61 17 ff eb 9b e8 07 46 87 ff e8 de 61
RSP: 0018:ffffc90000ba7000 EFLAGS: 00010293
RAX: ffffffff81e925e6 RBX: 0000008000000000 RCX: ffff888117b393c0
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000ba7410 R08: ffffffff81e91d56 R09: ffffed10224b923c
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000ba77d0
R13: 0000000000000000 R14: 0000008410000000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff53467fbac CR3: 000000013ecca000 CR4: 00000000003506a0
DR0: 0000000000000007 DR1: ffffffffffffffff DR2: 0000000000000008
DR3: 1000000100000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_writepages+0x40e/0x670 mm/page-writeback.c:2388
 __writeback_single_inode+0xdf/0xa70 fs/fs-writeback.c:1647
 writeback_sb_inodes+0xb2a/0x1920 fs/fs-writeback.c:1930
 wb_writeback+0x3c8/0x9f0 fs/fs-writeback.c:2106
 wb_do_writeback fs/fs-writeback.c:2253 [inline]
 wb_workfn+0x3d9/0x1110 fs/fs-writeback.c:2294
 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325
 worker_thread+0xad5/0x12a0 kernel/workqueue.c:2472
 kthread+0x421/0x510 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
Modules linked in:
---[ end trace f1e2d0c6af2ac7f2 ]---
RIP: 0010:ext4_writepages+0x3fe6/0x4000 fs/ext4/inode.c:2745
Code: 89 de e8 cd 48 87 ff 45 84 f6 75 2c e8 33 46 87 ff 49 be 00 00 00 00 00 fc ff df 4c 8b 64 24 50 e9 e4 c5 ff ff e8 1a 46 87 ff <0f> 0b e8 13 46 87 ff e8 ea 61 17 ff eb 9b e8 07 46 87 ff e8 de 61
RSP: 0018:ffffc90000ba7000 EFLAGS: 00010293
RAX: ffffffff81e925e6 RBX: 0000008000000000 RCX: ffff888117b393c0
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000ba7410 R08: ffffffff81e91d56 R09: ffffed10224b923c
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000ba77d0
R13: 0000000000000000 R14: 0000008410000000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001147db000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400