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kernel BUG at fs/ext4/inode.c:2776!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 431 Comm: kworker/u4:3 Not tainted 5.10.186-syzkaller-01315-g59b65efafe20 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
Workqueue: writeback wb_workfn (flush-7:5)
RIP: 0010:ext4_writepages+0x3bdf/0x3c00 fs/ext4/inode.c:2775
Code: e8 8c ff 31 ff 89 de e8 4f e8 8c ff 45 84 f6 75 27 e8 b5 e5 8c ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 a1 e5 8c ff <0f> 0b e8 9a e5 8c ff e8 11 dd 22 ff eb 9b e8 8e e5 8c ff e8 05 dd
RSP: 0018:ffffc900010f70a0 EFLAGS: 00010293
RAX: ffffffff81dda23f RBX: 0000008000000000 RCX: ffff88810cd03b40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900010f7490 R08: ffffffff81dd6cb3 R09: ffffed1024b283bc
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc900010f77d0 R14: 000000c410000000 R15: ffffc900010f7360
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5b1cb44000 CR3: 0000000110e41000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
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:1470
 writeback_sb_inodes+0x99c/0x16b0 fs/fs-writeback.c:1733
 wb_writeback+0x404/0xc60 fs/fs-writeback.c:1908
 wb_do_writeback fs/fs-writeback.c:2053 [inline]
 wb_workfn+0x3d9/0x1110 fs/fs-writeback.c:2094
 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 eeabb6da833935f1 ]---
RIP: 0010:ext4_writepages+0x3bdf/0x3c00 fs/ext4/inode.c:2775
Code: e8 8c ff 31 ff 89 de e8 4f e8 8c ff 45 84 f6 75 27 e8 b5 e5 8c ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 a1 e5 8c ff <0f> 0b e8 9a e5 8c ff e8 11 dd 22 ff eb 9b e8 8e e5 8c ff e8 05 dd
RSP: 0018:ffffc900010f70a0 EFLAGS: 00010293
RAX: ffffffff81dda23f RBX: 0000008000000000 RCX: ffff88810cd03b40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900010f7490 R08: ffffffff81dd6cb3 R09: ffffed1024b283bc
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc900010f77d0 R14: 000000c410000000 R15: ffffc900010f7360
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5b1cb44000 CR3: 000000011f8eb000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400