bridge0: port 2(bridge_slave_1) entered forwarding state
IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2844!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 1115 Comm: kworker/u4:5 Not tainted 5.4.290-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: writeback wb_workfn (flush-7:2)
RIP: 0010:ext4_writepages+0x3c96/0x3cc0 fs/ext4/inode.c:2843
Code: 82 9a ff 31 ff 89 de e8 48 82 9a ff 45 84 f6 75 2e e8 fe 7f 9a ff 49 bf 00 00 00 00 00 fc ff df e9 1d f9 ff ff e8 ea 7f 9a ff <0f> 0b e8 e3 7f 9a ff 0f 0b e8 dc 7f 9a ff e8 c7 39 35 ff eb 99 e8
RSP: 0018:ffff8881f21d70c0 EFLAGS: 00010293
RAX: ffffffff81cb1ae6 RBX: 0000010000000000 RCX: ffff8881df68af40
RDX: 0000000000000000 RSI: 0000010000000000 RDI: 0000000000000000
RBP: ffff8881f21d74b0 R08: ffffffff81cae736 R09: ffffed1039b9c67d
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881cdce3490
R13: 0000000000000001 R14: 0000018410000000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055557bfe64a8 CR3: 00000001ecdeb000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_writepages+0x12b/0x270 mm/page-writeback.c:2366
 __writeback_single_inode+0xdb/0xc80 fs/fs-writeback.c:1467
 writeback_sb_inodes+0x9e0/0x1800 fs/fs-writeback.c:1730
 wb_writeback+0x403/0xd70 fs/fs-writeback.c:1905
 wb_do_writeback fs/fs-writeback.c:2050 [inline]
 wb_workfn+0x3b6/0x1230 fs/fs-writeback.c:2091
 process_one_work+0x781/0xd50 kernel/workqueue.c:2290
 worker_thread+0xa27/0x1360 kernel/workqueue.c:2436
 kthread+0x321/0x3a0 kernel/kthread.c:288
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:354
Modules linked in:
---[ end trace 13d6cc80626a167d ]---
RIP: 0010:ext4_writepages+0x3c96/0x3cc0 fs/ext4/inode.c:2843
Code: 82 9a ff 31 ff 89 de e8 48 82 9a ff 45 84 f6 75 2e e8 fe 7f 9a ff 49 bf 00 00 00 00 00 fc ff df e9 1d f9 ff ff e8 ea 7f 9a ff <0f> 0b e8 e3 7f 9a ff 0f 0b e8 dc 7f 9a ff e8 c7 39 35 ff eb 99 e8
RSP: 0018:ffff8881f21d70c0 EFLAGS: 00010293
RAX: ffffffff81cb1ae6 RBX: 0000010000000000 RCX: ffff8881df68af40
RDX: 0000000000000000 RSI: 0000010000000000 RDI: 0000000000000000
RBP: ffff8881f21d74b0 R08: ffffffff81cae736 R09: ffffed1039b9c67d
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881cdce3490
R13: 0000000000000001 R14: 0000018410000000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcff4c19f98 CR3: 00000001ecdeb000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400