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kernel BUG at fs/ext4/inode.c:2776!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 30888 Comm: kworker/u4:0 Tainted: G        W         5.10.178-syzkaller-00127-g43c801dc3325 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
Workqueue: writeback wb_workfn (flush-7:4)
RIP: 0010:ext4_writepages+0x3bdf/0x3c00 fs/ext4/inode.c:2775
Code: 03 8d ff 31 ff 89 de e8 8f 03 8d ff 45 84 f6 75 27 e8 f5 00 8d ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 e1 00 8d ff <0f> 0b e8 da 00 8d ff e8 91 0c 23 ff eb 9b e8 ce 00 8d ff e8 85 0c
RSP: 0018:ffffc900017a70a0 EFLAGS: 00010293
RAX: ffffffff81dd723f RBX: 0000008000000000 RCX: ffff888116d2a780
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900017a7490 R08: ffffffff81dd3cb3 R09: ffffed1032e32d55
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc900017a77d0 R14: 000000c410000000 R15: ffffc900017a7360
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32327000 CR3: 0000000161669000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 00000000f4c357a8
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 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:2298
 worker_thread+0xaea/0x1510 kernel/workqueue.c:2444
 kthread+0x34b/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 <unknown>:299
Modules linked in:
---[ end trace 5104e6eb4d95c1bd ]---
RIP: 0010:ext4_writepages+0x3bdf/0x3c00 fs/ext4/inode.c:2775
Code: 03 8d ff 31 ff 89 de e8 8f 03 8d ff 45 84 f6 75 27 e8 f5 00 8d ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 e1 00 8d ff <0f> 0b e8 da 00 8d ff e8 91 0c 23 ff eb 9b e8 ce 00 8d ff e8 85 0c
RSP: 0018:ffffc900017a70a0 EFLAGS: 00010293
RAX: ffffffff81dd723f RBX: 0000008000000000 RCX: ffff888116d2a780
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900017a7490 R08: ffffffff81dd3cb3 R09: ffffed1032e32d55
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc900017a77d0 R14: 000000c410000000 R15: ffffc900017a7360
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe7ff371000 CR3: 000000016727d000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 00000000f4c357a8
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400