BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor instruction fetch in kernel mode
#PF: error_code(0x0010) - not-present page
PGD 58721067 P4D 58721067 PUD 0 
Oops: 0010 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 8328 Comm: syz.6.897 Not tainted 6.1.141-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0018:ffffc9000ce0f618 EFLAGS: 00010246
RAX: 1ffffffff15ec85f RBX: 0000000000000000 RCX: 0000000000000001
RDX: ffffc9000ce0f6c0 RSI: 0000000000000001 RDI: ffff88805f788000
RBP: ffffc9000ce0f730 R08: dffffc0000000000 R09: ffffed100bef1008
R10: ffffed100bef1008 R11: 1ffff1100bef1007 R12: ffffe8ffffd51210
R13: ffffffff8af642f8 R14: 0000000000000000 R15: ffff88805f788000
FS:  00007f2d984396c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000005c125000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bond_xdp_xmit+0x309/0x520 drivers/net/bonding/bond_main.c:5589
 bq_xmit_all+0xc99/0x10d0 kernel/bpf/devmap.c:392
 __dev_flush+0xbf/0x1b0 kernel/bpf/devmap.c:422
 xdp_do_flush+0xa/0x20 net/core/filter.c:4217
 tun_build_skb drivers/net/tun.c:1723 [inline]
 tun_get_user+0x2cee/0x3b90 drivers/net/tun.c:1818
 tun_chr_write_iter+0x112/0x1f0 drivers/net/tun.c:2044
 call_write_iter include/linux/fs.h:2265 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x44c/0x960 fs/read_write.c:584
 ksys_write+0x143/0x240 fs/read_write.c:637
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2d9758d3df
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007f2d98439000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2d977b5fa0 RCX: 00007f2d9758d3df
RDX: 0000000000000082 RSI: 0000200000000640 RDI: 00000000000000c8
RBP: 00007f2d97610b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000082 R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f2d977b5fa0 R15: 00007fff50540318
 </TASK>
Modules linked in:
CR2: 0000000000000000
---[ end trace 0000000000000000 ]---
RIP: 0010:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0018:ffffc9000ce0f618 EFLAGS: 00010246
RAX: 1ffffffff15ec85f RBX: 0000000000000000 RCX: 0000000000000001
RDX: ffffc9000ce0f6c0 RSI: 0000000000000001 RDI: ffff88805f788000
RBP: ffffc9000ce0f730 R08: dffffc0000000000 R09: ffffed100bef1008
R10: ffffed100bef1008 R11: 1ffff1100bef1007 R12: ffffe8ffffd51210
R13: ffffffff8af642f8 R14: 0000000000000000 R15: ffff88805f788000
FS:  00007f2d984396c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000005c125000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400