BUG: unable to handle page fault for address: ffff8882a9454000
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 1a7ff067 P4D 1a7ff067 PUD 0 
Oops: Oops: 0002 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 13420 Comm: syz.1.10538 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:bond_rr_gen_slave_id+0x8e/0x1b0
Code: e8 a7 66 59 fb 48 81 c3 f0 00 00 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 0a b9 c3 fb 48 8b 03 bb 01 00 00 00 <65> 0f c1 18 ff c3 e9 a9 00 00 00 48 8d bb 40 02 00 00 48 89 f8 48
RSP: 0018:ffffc9002196f648 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff8880257e3a80
RDX: 0000000000000000 RSI: ffffffff8f2f3ef0 RDI: 0000000000000001
RBP: dffffc0000000000 R08: ffff8880257e3a80 R09: 0000000000000002
R10: 0000000000000001 R11: 0000000000000000 R12: ffff888175101170
R13: dffffc0000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  00007f296b9f66c0(0000) GS:ffff8882a9454000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff8882a9454000 CR3: 00000001a542c000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 bond_xdp_get_xmit_slave+0x4c1/0x710
 xdp_master_redirect+0x13e/0x2c0
 bpf_test_run_xdp_live+0x1637/0x1cf0
 bpf_prog_test_run_xdp+0x81c/0x1160
 bpf_prog_test_run+0x2c7/0x340
 __sys_bpf+0x643/0x950
 __x64_sys_bpf+0x7c/0x90
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f296d79cdd9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f296b9f6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f296da15fa0 RCX: 00007f296d79cdd9
RDX: 0000000000000050 RSI: 00002000000008c0 RDI: 000000000000000a
RBP: 00007f296d832d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f296da16038 R14: 00007f296da15fa0 R15: 00007ffd4fb40ed8
 </TASK>
Modules linked in:
CR2: ffff8882a9454000
---[ end trace 0000000000000000 ]---
RIP: 0010:bond_rr_gen_slave_id+0x8e/0x1b0
Code: e8 a7 66 59 fb 48 81 c3 f0 00 00 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 0a b9 c3 fb 48 8b 03 bb 01 00 00 00 <65> 0f c1 18 ff c3 e9 a9 00 00 00 48 8d bb 40 02 00 00 48 89 f8 48
RSP: 0018:ffffc9002196f648 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff8880257e3a80
RDX: 0000000000000000 RSI: ffffffff8f2f3ef0 RDI: 0000000000000001
RBP: dffffc0000000000 R08: ffff8880257e3a80 R09: 0000000000000002
R10: 0000000000000001 R11: 0000000000000000 R12: ffff888175101170
R13: dffffc0000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  00007f296b9f66c0(0000) GS:ffff8882a9454000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff8882a9454000 CR3: 00000001a542c000 CR4: 00000000000006f0
