skbuff: skb_under_panic: text:ffffffff8a7b05e4 len:93 put:20 head:ffff888037ff1380 data:ffff888037ff137d tail:0x5a end:0x180 dev:bond0
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:214!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 2 UID: 0 PID: 8024 Comm: syz.2.9065 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:skb_panic+0x16b/0x16d net/core/skbuff.c:214
Code: 4c 8b 4c 24 10 41 54 8b 4b 70 41 89 e8 48 c7 c7 e0 1a f1 8c 41 57 41 56 41 55 48 8b 54 24 20 48 8b 74 24 28 e8 e6 63 b3 ff 90 <0f> 0b e8 0e 15 9a 00 48 8b 6c 24 18 e8 f4 94 06 01 48 c7 c1 a0 3d
RSP: 0018:ffffc90024c8f798 EFLAGS: 00010282
RAX: 0000000000000086 RBX: ffff88803f981680 RCX: 0000000000000000
RDX: 0000000000000086 RSI: ffffffff81e7cbe9 RDI: fffff52004991ee4
RBP: 0000000000000014 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000200 R11: 0000000000000000 R12: ffff88802b42c120
R13: ffff888037ff137d R14: 000000000000005a R15: 0000000000000180
FS:  00007f54e9f716c0(0000) GS:ffff8880d6539000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000280 CR3: 000000005c6f0000 CR4: 0000000000352ef0
DR0: ffffffffffffffff DR1: 00000000000001f8 DR2: 0000000000080083
DR3: ffffffffefffff16 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 skb_under_panic net/core/skbuff.c:224 [inline]
 skb_push.cold+0x24/0x24 net/core/skbuff.c:2674
 nr_header+0x34/0x3e0 net/netrom/nr_dev.c:69
 bond_header_create+0x167/0x390 drivers/net/bonding/bond_main.c:1526
 dev_hard_header include/linux/netdevice.h:3440 [inline]
 bpq_xmit+0x503/0x900 drivers/net/hamradio/bpqether.c:269
 __netdev_start_xmit include/linux/netdevice.h:5325 [inline]
 netdev_start_xmit include/linux/netdevice.h:5334 [inline]
 xmit_one net/core/dev.c:3888 [inline]
 dev_hard_start_xmit+0x121/0x7d0 net/core/dev.c:3904
 __dev_queue_xmit+0x32c1/0x4800 net/core/dev.c:4854
 ax25_transmit_buffer+0x1a6/0x260 net/ax25/ax25_out.c:360
 ax25_send_control+0x351/0x530 net/ax25/ax25_subr.c:179
 ax25_std_establish_data_link+0x110/0x130 net/ax25/ax25_std_subr.c:41
 ax25_connect+0x641/0x13c0 net/ax25/af_ax25.c:1323
 __sys_connect_file+0x141/0x1a0 net/socket.c:2089
 __sys_connect+0x141/0x170 net/socket.c:2108
 __do_sys_connect net/socket.c:2114 [inline]
 __se_sys_connect net/socket.c:2111 [inline]
 __x64_sys_connect+0x72/0xb0 net/socket.c:2111
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f54e919c819
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:00007f54e9f71028 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
RAX: ffffffffffffffda RBX: 00007f54e9415fa0 RCX: 00007f54e919c819
RDX: 0000000000000048 RSI: 0000200000000000 RDI: 0000000000000006
RBP: 00007f54e9232c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f54e9416038 R14: 00007f54e9415fa0 R15: 00007fff97914dd8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:skb_panic+0x16b/0x16d net/core/skbuff.c:214
Code: 4c 8b 4c 24 10 41 54 8b 4b 70 41 89 e8 48 c7 c7 e0 1a f1 8c 41 57 41 56 41 55 48 8b 54 24 20 48 8b 74 24 28 e8 e6 63 b3 ff 90 <0f> 0b e8 0e 15 9a 00 48 8b 6c 24 18 e8 f4 94 06 01 48 c7 c1 a0 3d
RSP: 0018:ffffc90024c8f798 EFLAGS: 00010282
RAX: 0000000000000086 RBX: ffff88803f981680 RCX: 0000000000000000
RDX: 0000000000000086 RSI: ffffffff81e7cbe9 RDI: fffff52004991ee4
RBP: 0000000000000014 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000200 R11: 0000000000000000 R12: ffff88802b42c120
R13: ffff888037ff137d R14: 000000000000005a R15: 0000000000000180
FS:  00007f54e9f716c0(0000) GS:ffff8880d6539000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000280 CR3: 000000005c6f0000 CR4: 0000000000352ef0
DR0: ffffffffffffffff DR1: 00000000000001f8 DR2: 0000000000080083
DR3: ffffffffefffff16 DR6: 00000000ffff0ff0 DR7: 0000000000000400