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kernel BUG at fs/ext4/inode.c:2844!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 2497 Comm: syz-executor.0 Tainted: G        W         5.4.268-syzkaller-00012-g51cf29fc2bfc #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:ext4_writepages+0x3c96/0x3cc0 fs/ext4/inode.c:2843
Code: c1 9b ff 31 ff 89 de e8 48 c1 9b ff 45 84 f6 75 2e e8 2e bf 9b ff 49 bf 00 00 00 00 00 fc ff df e9 1d f9 ff ff e8 1a bf 9b ff <0f> 0b e8 13 bf 9b ff 0f 0b e8 0c bf 9b ff e8 27 cc 37 ff eb 99 e8
RSP: 0018:ffff8881d98677c0 EFLAGS: 00010293
RAX: ffffffff81c88806 RBX: 0000010000000000 RCX: ffff8881cce34ec0
RDX: 0000000000000000 RSI: 0000010000000000 RDI: 0000000000000000
RBP: ffff8881d9867bb0 R08: ffffffff81c85456 R09: ffffed103a9a180b
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881d4d0c100
R13: 0000000000000001 R14: 0000019410000000 R15: dffffc0000000000
FS:  0000555555af4480(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000002000127f CR3: 00000001ceec6000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_writepages+0x12b/0x270 mm/page-writeback.c:2344
 __filemap_fdatawrite_range+0x33c/0x3f0 mm/filemap.c:421
 ext4_release_file+0x7d/0x300 fs/ext4/file.c:89
 __fput+0x262/0x680 fs/file_table.c:281
 task_work_run+0x140/0x170 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_usermode_loop+0x190/0x1a0 arch/x86/entry/common.c:163
 prepare_exit_to_usermode+0x199/0x200 arch/x86/entry/common.c:194
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
Modules linked in:
---[ end trace 5a58445b3e79abea ]---
RIP: 0010:ext4_writepages+0x3c96/0x3cc0 fs/ext4/inode.c:2843
Code: c1 9b ff 31 ff 89 de e8 48 c1 9b ff 45 84 f6 75 2e e8 2e bf 9b ff 49 bf 00 00 00 00 00 fc ff df e9 1d f9 ff ff e8 1a bf 9b ff <0f> 0b e8 13 bf 9b ff 0f 0b e8 0c bf 9b ff e8 27 cc 37 ff eb 99 e8
RSP: 0018:ffff8881d98677c0 EFLAGS: 00010293
RAX: ffffffff81c88806 RBX: 0000010000000000 RCX: ffff8881cce34ec0
RDX: 0000000000000000 RSI: 0000010000000000 RDI: 0000000000000000
RBP: ffff8881d9867bb0 R08: ffffffff81c85456 R09: ffffed103a9a180b
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881d4d0c100
R13: 0000000000000001 R14: 0000019410000000 R15: dffffc0000000000
FS:  0000555555af4480(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f68c6e70000 CR3: 00000001ceec6000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400