netlink: 5 bytes leftover after parsing attributes in process `syz-executor.1'.
mac80211_hwsim hwsim13 0-£: renamed from wlan0
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 19203 Comm: syz-executor.1 Not tainted 5.1.0-rc6+ #185
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:ieee80211_debugfs_rename_netdev+0xd1/0x14d net/mac80211/debugfs_netdev.c:848
Code: 05 00 00 48 c7 c6 a0 a6 13 88 4c 89 fa 4c 89 f7 e8 d4 37 45 00 49 8d 7d 40 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 6f 49 8b 7d 40 4c 89 f1 4c 89 ee 48 89 fa e8 17 f7
RSP: 0018:ffff88805f4cedd0 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: ffff88806b3a5240 RCX: 1ffff1100be99d8c
RDX: 0000000000000005 RSI: 0000000000000000 RDI: 000000000000002f
RBP: ffff88805f4cee70 R08: ffff888069f4a440 R09: ffffed100be99dbf
R10: ffffed100be99dbe R11: ffff88805f4cedf6 R12: 1ffff1100be99dba
R13: ffffffffffffffef R14: ffff88805f4cedf0 R15: ffff88806b3a6290
FS: 00007fec44fbc700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe0720efe0 CR3: 000000008a1ec000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
netdev_notify+0x1f9/0x260 net/mac80211/iface.c:1991
notifier_call_chain+0xc7/0x240 kernel/notifier.c:93
__raw_notifier_call_chain kernel/notifier.c:394 [inline]
raw_notifier_call_chain+0x2e/0x40 kernel/notifier.c:401
call_netdevice_notifiers_info+0x3f/0x90 net/core/dev.c:1753
call_netdevice_notifiers_extack net/core/dev.c:1765 [inline]
call_netdevice_notifiers net/core/dev.c:1779 [inline]
dev_change_name+0x5cc/0xa70 net/core/dev.c:1248
do_setlink+0x2a51/0x3510 net/core/rtnetlink.c:2466
rtnl_setlink+0x271/0x3b0 net/core/rtnetlink.c:2747
rtnetlink_rcv_msg+0x465/0xb00 net/core/rtnetlink.c:5192
netlink_rcv_skb+0x17a/0x460 net/netlink/af_netlink.c:2486
rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5210
netlink_unicast_kernel net/netlink/af_netlink.c:1311 [inline]
netlink_unicast+0x536/0x720 net/netlink/af_netlink.c:1337
netlink_sendmsg+0x8ae/0xd70 net/netlink/af_netlink.c:1926
sock_sendmsg_nosec net/socket.c:651 [inline]
sock_sendmsg+0xdd/0x130 net/socket.c:661
sock_write_iter+0x27c/0x3e0 net/socket.c:988
call_write_iter include/linux/fs.h:1866 [inline]
do_iter_readv_writev+0x5e1/0x8e0 fs/read_write.c:681
do_iter_write fs/read_write.c:957 [inline]
do_iter_write+0x184/0x610 fs/read_write.c:938
vfs_writev+0x1b3/0x2f0 fs/read_write.c:1002
do_writev+0x15e/0x370 fs/read_write.c:1037
__do_sys_writev fs/read_write.c:1110 [inline]
__se_sys_writev fs/read_write.c:1107 [inline]
__x64_sys_writev+0x75/0xb0 fs/read_write.c:1107
do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x458da9
Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fec44fbbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458da9
RDX: 0000000000000001 RSI: 0000000020000000 RDI: 0000000000000003
RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fec44fbc6d4
R13: 00000000004c5b29 R14: 00000000004df260 R15: 00000000ffffffff
Modules linked in:
---[ end trace a61ea353d6db0e4d ]---
RIP: 0010:ieee80211_debugfs_rename_netdev+0xd1/0x14d net/mac80211/debugfs_netdev.c:848
Code: 05 00 00 48 c7 c6 a0 a6 13 88 4c 89 fa 4c 89 f7 e8 d4 37 45 00 49 8d 7d 40 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 6f 49 8b 7d 40 4c 89 f1 4c 89 ee 48 89 fa e8 17 f7
RSP: 0018:ffff88805f4cedd0 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: ffff88806b3a5240 RCX: 1ffff1100be99d8c
RDX: 0000000000000005 RSI: 0000000000000000 RDI: 000000000000002f
RBP: ffff88805f4cee70 R08: ffff888069f4a440 R09: ffffed100be99dbf
R10: ffffed100be99dbe R11: ffff88805f4cedf6 R12: 1ffff1100be99dba
R13: ffffffffffffffef R14: ffff88805f4cedf0 R15: ffff88806b3a6290
FS: 00007fec44fbc700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fec44f58db8 CR3: 000000008a1ec000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400