IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready ------------[ cut here ]------------ kernel BUG at fs/ext4/inode.c:2760! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 395 Comm: kworker/u4:5 Not tainted 6.1.129-syzkaller-00014-gbc3d1d352ab6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Workqueue: writeback wb_workfn (flush-7:0) RIP: 0010:ext4_writepages+0x3fab/0x3fd0 fs/ext4/inode.c:2759 Code: 05 80 ff 31 ff 89 de e8 23 05 80 ff 45 84 f6 75 2a e8 89 02 80 ff 49 bc 00 00 00 00 00 fc ff df e9 6e f6 ff ff e8 75 02 80 ff <0f> 0b e8 6e 02 80 ff e8 15 50 0b ff e9 46 c3 ff ff e8 5f 02 80 ff RSP: 0018:ffffc9000dd5f000 EFLAGS: 00010293 RAX: ffffffff81f5367b RBX: 0000008000000000 RCX: ffff888115e99440 RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 RBP: ffffc9000dd5f410 R08: ffffffff81f4fddb R09: ffffed10200af0c2 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888119fac000 R13: ffff888100578748 R14: 0000008410000000 R15: ffffc9000dd5f2e0 FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3fde5ea180 CR3: 0000000136774000 CR4: 00000000003526a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_writepages+0x385/0x620 mm/page-writeback.c:2494 __writeback_single_inode+0xdc/0xb80 fs/fs-writeback.c:1612 writeback_sb_inodes+0xb32/0x1910 fs/fs-writeback.c:1903 wb_writeback+0x3c8/0xa00 fs/fs-writeback.c:2079 wb_do_writeback fs/fs-writeback.c:2226 [inline] wb_workfn+0x399/0x1030 fs/fs-writeback.c:2266 process_one_work+0x73d/0xcb0 kernel/workqueue.c:2299 worker_thread+0xa60/0x1260 kernel/workqueue.c:2446 kthread+0x26d/0x300 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ext4_writepages+0x3fab/0x3fd0 fs/ext4/inode.c:2759 Code: 05 80 ff 31 ff 89 de e8 23 05 80 ff 45 84 f6 75 2a e8 89 02 80 ff 49 bc 00 00 00 00 00 fc ff df e9 6e f6 ff ff e8 75 02 80 ff <0f> 0b e8 6e 02 80 ff e8 15 50 0b ff e9 46 c3 ff ff e8 5f 02 80 ff RSP: 0018:ffffc9000dd5f000 EFLAGS: 00010293 RAX: ffffffff81f5367b RBX: 0000008000000000 RCX: ffff888115e99440 RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 RBP: ffffc9000dd5f410 R08: ffffffff81f4fddb R09: ffffed10200af0c2 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888119fac000 R13: ffff888100578748 R14: 0000008410000000 R15: ffffc9000dd5f2e0 FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f195f088f98 CR3: 000000012e52b000 CR4: 00000000003526a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400