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From: syzbot <syzbot+8da67f407bcba2c72e6e@syzkaller.appspotmail.com>
To: andy@greyhouse.net, davem@davemloft.net, j.vosburgh@gmail.com,
	linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	syzkaller-bugs@googlegroups.com, vfalico@gmail.com
Subject: INFO: trying to register non-static key in bond_3ad_update_ad_actor_settings
Date: Mon, 28 Oct 2019 10:18:09 -0700	[thread overview]
Message-ID: <000000000000044a7f0595fbaf2c@google.com> (raw)

Hello,

syzbot found the following crash on:

HEAD commit:    60c1769a Add linux-next specific files for 20191028
git tree:       linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=14b90574e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=cb86688f30db053d
dashboard link: https://syzkaller.appspot.com/bug?extid=8da67f407bcba2c72e6e
compiler:       gcc (GCC) 9.0.0 20181231 (experimental)

Unfortunately, I don't have any reproducer for this crash yet.

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+8da67f407bcba2c72e6e@syzkaller.appspotmail.com

validate_nla: 2 callbacks suppressed
netlink: 'syz-executor.2': attribute type 24 has an invalid length.
netlink: 'syz-executor.2': attribute type 1 has an invalid length.
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 1 PID: 16587 Comm: syz-executor.2 Not tainted 5.4.0-rc5-next-20191028  
#0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS  
Google 01/01/2011
Call Trace:
  __dump_stack lib/dump_stack.c:77 [inline]
  dump_stack+0x172/0x1f0 lib/dump_stack.c:113
  assign_lock_key kernel/locking/lockdep.c:881 [inline]
  register_lock_class+0x179e/0x1850 kernel/locking/lockdep.c:1190
  __lock_acquire+0xf4/0x4a00 kernel/locking/lockdep.c:3837
  lock_acquire+0x190/0x410 kernel/locking/lockdep.c:4487
  __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline]
  _raw_spin_lock_bh+0x33/0x50 kernel/locking/spinlock.c:175
  spin_lock_bh include/linux/spinlock.h:343 [inline]
  bond_3ad_update_ad_actor_settings+0x37b/0x7b0  
drivers/net/bonding/bond_3ad.c:2260
  bond_option_ad_actor_sys_prio_set+0x67/0x80  
drivers/net/bonding/bond_options.c:1434
  __bond_opt_set+0x2a1/0x540 drivers/net/bonding/bond_options.c:677
  bond_changelink+0x14ed/0x1bd0 drivers/net/bonding/bond_netlink.c:413
  bond_newlink+0x2d/0x90 drivers/net/bonding/bond_netlink.c:454
  __rtnl_newlink+0x10a1/0x16e0 net/core/rtnetlink.c:3268
  rtnl_newlink+0x69/0xa0 net/core/rtnetlink.c:3326
  rtnetlink_rcv_msg+0x45e/0xaf0 net/core/rtnetlink.c:5387
  netlink_rcv_skb+0x177/0x450 net/netlink/af_netlink.c:2477
  rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5405
  netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline]
  netlink_unicast+0x531/0x710 net/netlink/af_netlink.c:1328
  netlink_sendmsg+0x8cf/0xda0 net/netlink/af_netlink.c:1917
  sock_sendmsg_nosec net/socket.c:638 [inline]
  sock_sendmsg+0xd7/0x130 net/socket.c:658
  ___sys_sendmsg+0x803/0x920 net/socket.c:2312
  __sys_sendmsg+0x105/0x1d0 net/socket.c:2357
  __do_sys_sendmsg net/socket.c:2366 [inline]
  __se_sys_sendmsg net/socket.c:2364 [inline]
  __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2364
  do_syscall_64+0xfa/0x760 arch/x86/entry/common.c:290
  entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459f39
Code: ad b6 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 b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f1ca6c7ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459f39
RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ca6c7b6d4
R13: 00000000004c8320 R14: 00000000004de420 R15: 00000000ffffffff
kobject: 'bond5' (0000000030c8073b): kobject_add_internal: parent: 'net',  
set: 'devices'
kobject: 'bond5' (0000000030c8073b): kobject_uevent_env
kobject: 'bond5' (0000000030c8073b): fill_kobj_path: path  
= '/devices/virtual/net/bond5'
kobject: 'queues' (00000000b3044d36): kobject_add_internal:  
parent: 'bond5', set: '<NULL>'
kobject: 'queues' (00000000b3044d36): kobject_uevent_env
kobject: 'queues' (00000000b3044d36): kobject_uevent_env: filter function  
caused the event to drop!
kobject: 'rx-0' (0000000011e747e6): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'rx-0' (0000000011e747e6): kobject_uevent_env
kobject: 'rx-0' (0000000011e747e6): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-0'
kobject: 'rx-1' (00000000497026af): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'rx-1' (00000000497026af): kobject_uevent_env
kobject: 'rx-1' (00000000497026af): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-1'
kobject: 'rx-2' (00000000010759d0): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'rx-2' (00000000010759d0): kobject_uevent_env
kobject: 'rx-2' (00000000010759d0): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-2'
kobject: 'rx-3' (00000000834e4fdb): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'rx-3' (00000000834e4fdb): kobject_uevent_env
kobject: 'rx-3' (00000000834e4fdb): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-3'
kobject: 'rx-4' (000000002f04b4d0): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'rx-4' (000000002f04b4d0): kobject_uevent_env
kobject: 'rx-4' (000000002f04b4d0): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-4'
kobject: 'rx-5' (00000000a8e87ede): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'rx-5' (00000000a8e87ede): kobject_uevent_env
kobject: 'rx-5' (00000000a8e87ede): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-5'
kobject: 'rx-6' (0000000046771599): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'rx-6' (0000000046771599): kobject_uevent_env
kobject: 'rx-6' (0000000046771599): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-6'
kobject: 'rx-7' (000000000bbe727f): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'rx-7' (000000000bbe727f): kobject_uevent_env
kobject: 'rx-7' (000000000bbe727f): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-7'
kobject: 'rx-8' (000000003b71f1bf): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'rx-8' (000000003b71f1bf): kobject_uevent_env
kobject: 'rx-8' (000000003b71f1bf): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-8'
kobject: 'rx-9' (000000005c8857f9): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'rx-9' (000000005c8857f9): kobject_uevent_env
kobject: 'rx-9' (000000005c8857f9): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-9'
kobject: 'rx-10' (0000000045ac7b51): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'rx-10' (0000000045ac7b51): kobject_uevent_env
kobject: 'rx-10' (0000000045ac7b51): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-10'
kobject: 'rx-11' (00000000b5982a0d): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'rx-11' (00000000b5982a0d): kobject_uevent_env
kobject: 'rx-11' (00000000b5982a0d): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-11'
kobject: 'rx-12' (00000000e8dc1f87): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'rx-12' (00000000e8dc1f87): kobject_uevent_env
kobject: 'rx-12' (00000000e8dc1f87): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-12'
kobject: 'rx-13' (00000000d7795584): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'rx-13' (00000000d7795584): kobject_uevent_env
kobject: 'rx-13' (00000000d7795584): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-13'
kobject: 'rx-14' (00000000596eebf3): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'rx-14' (00000000596eebf3): kobject_uevent_env
kobject: 'rx-14' (00000000596eebf3): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-14'
kobject: 'rx-15' (00000000b045f7e4): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'rx-15' (00000000b045f7e4): kobject_uevent_env
kobject: 'rx-15' (00000000b045f7e4): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/rx-15'
kobject: 'tx-0' (00000000c6dcb83c): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'tx-0' (00000000c6dcb83c): kobject_uevent_env
kobject: 'tx-0' (00000000c6dcb83c): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-0'
kobject: 'tx-1' (00000000cd679d8e): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'tx-1' (00000000cd679d8e): kobject_uevent_env
kobject: 'tx-1' (00000000cd679d8e): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-1'
kobject: 'tx-2' (000000005e9289ef): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'tx-2' (000000005e9289ef): kobject_uevent_env
kobject: 'tx-2' (000000005e9289ef): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-2'
kobject: 'tx-3' (000000007d096435): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'tx-3' (000000007d096435): kobject_uevent_env
kobject: 'tx-3' (000000007d096435): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-3'
kobject: 'tx-4' (00000000e86e5471): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'tx-4' (00000000e86e5471): kobject_uevent_env
kobject: 'tx-4' (00000000e86e5471): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-4'
kobject: 'tx-5' (00000000a81574e7): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'tx-5' (00000000a81574e7): kobject_uevent_env
kobject: 'tx-5' (00000000a81574e7): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-5'
kobject: 'tx-6' (00000000de9466a0): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'tx-6' (00000000de9466a0): kobject_uevent_env
kobject: 'tx-6' (00000000de9466a0): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-6'
kobject: 'tx-7' (00000000088bce98): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'tx-7' (00000000088bce98): kobject_uevent_env
kobject: 'tx-7' (00000000088bce98): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-7'
kobject: 'tx-8' (0000000092dedf13): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'tx-8' (0000000092dedf13): kobject_uevent_env
kobject: 'tx-8' (0000000092dedf13): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-8'
kobject: 'tx-9' (000000003d373759): kobject_add_internal: parent: 'queues',  
set: 'queues'
kobject: 'tx-9' (000000003d373759): kobject_uevent_env
kobject: 'tx-9' (000000003d373759): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-9'
kobject: 'tx-10' (00000000cc775474): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'tx-10' (00000000cc775474): kobject_uevent_env
kobject: 'tx-10' (00000000cc775474): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-10'
kobject: 'tx-11' (000000007f0d872a): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'tx-11' (000000007f0d872a): kobject_uevent_env
kobject: 'tx-11' (000000007f0d872a): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-11'
kobject: 'tx-12' (0000000081bcd29c): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'tx-12' (0000000081bcd29c): kobject_uevent_env
kobject: 'tx-12' (0000000081bcd29c): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-12'
kobject: 'tx-13' (0000000005fecb61): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'tx-13' (0000000005fecb61): kobject_uevent_env
kobject: 'tx-13' (0000000005fecb61): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-13'
kobject: 'tx-14' (00000000de8334e0): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'tx-14' (00000000de8334e0): kobject_uevent_env
kobject: 'tx-14' (00000000de8334e0): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-14'
kobject: 'tx-15' (000000009cc7f5e5): kobject_add_internal:  
parent: 'queues', set: 'queues'
kobject: 'tx-15' (000000009cc7f5e5): kobject_uevent_env
kobject: 'tx-15' (000000009cc7f5e5): fill_kobj_path: path  
= '/devices/virtual/net/bond5/queues/tx-15'
kobject: 'batman_adv' (00000000ff71c398): kobject_add_internal:  
parent: 'bond5', set: '<NULL>'


---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@googlegroups.com.

syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

             reply	other threads:[~2019-10-28 17:18 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-28 17:18 syzbot [this message]
2019-10-29  1:11 ` INFO: trying to register non-static key in bond_3ad_update_ad_actor_settings syzbot
2019-10-29  4:24   ` David Miller
2019-10-29  5:09     ` Taehee Yoo
2019-10-29  9:52 ` syzbot
2019-10-29  9:52 ` syzbot
2019-10-29  9:52   ` [Bridge] " syzbot
2019-10-29  9:52   ` syzbot
2019-10-29  1:10 INFO: trying to register non-static key in bond_3ad_update_lacp_rate syzbot
2019-10-29  4:46 ` syzbot
2019-10-29  4:46 ` syzbot
2019-10-29  4:46   ` [Bridge] " syzbot
2019-10-29  4:46   ` syzbot

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