bond5 (unregistering): Released all slaves bond4 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface macvlan6 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: 6641 Comm: kworker/u4:11 Not tainted 4.19.118-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: netns cleanup_net RIP: 0010:macvlan_device_event+0x62c/0x930 drivers/net/macvlan.c:1679 Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 09 03 00 00 4c 89 e2 48 8b b3 58 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 d2 02 00 00 49 8b 3c 24 41 bc 02 80 00 00 e8 cb RSP: 0018:ffff8881f1637530 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff8881ef332c00 RCX: ffffffff844c6d55 RDX: 0000000000000000 RSI: ffff88809472d010 RDI: ffff8881ef332f58 RBP: 1ffff1103e2c6eac R08: ffff888215964480 R09: fffffbfff13004bd R10: ffff8881f16375f8 R11: ffffffff898025e7 R12: 0000000000000000 R13: ffff88808e379088 R14: ffff88808e379088 R15: ffff88808e378880 FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd534018550 CR3: 00000000a833a000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: notifier_call_chain+0xc0/0x230 kernel/notifier.c:93 call_netdevice_notifiers net/core/dev.c:1766 [inline] dev_set_mac_address net/core/dev.c:7899 [inline] dev_set_mac_address+0x22f/0x320 net/core/dev.c:7884 macvlan_set_mac_address drivers/net/macvlan.c:751 [inline] macvlan_set_mac_address+0x296/0x320 drivers/net/macvlan.c:737 dev_set_mac_address+0x189/0x320 net/core/dev.c:7895 __bond_release_one+0xb81/0x15c0 drivers/net/bonding/bond_main.c:2000 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3113 [inline] bond_netdev_event+0x980/0xb00 drivers/net/bonding/bond_main.c:3225 notifier_call_chain+0xc0/0x230 kernel/notifier.c:93 call_netdevice_notifiers net/core/dev.c:1766 [inline] rollback_registered_many+0x7bc/0xc40 net/core/dev.c:8183 unregister_netdevice_many.part.0+0x16/0x1e0 net/core/dev.c:9297 unregister_netdevice_many net/core/dev.c:9296 [inline] default_device_exit_batch+0x2ff/0x3c0 net/core/dev.c:9768 ops_exit_list.isra.0+0xef/0x140 net/core/net_namespace.c:156 cleanup_net+0x3bf/0x850 net/core/net_namespace.c:553 process_one_work+0x91f/0x1640 kernel/workqueue.c:2155 worker_thread+0x96/0xe20 kernel/workqueue.c:2298 kthread+0x34a/0x420 kernel/kthread.c:246 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Modules linked in: ---[ end trace b3a13e611c69c06a ]--- RIP: 0010:macvlan_device_event+0x62c/0x930 drivers/net/macvlan.c:1679 Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 09 03 00 00 4c 89 e2 48 8b b3 58 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 d2 02 00 00 49 8b 3c 24 41 bc 02 80 00 00 e8 cb RSP: 0018:ffff8881f1637530 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff8881ef332c00 RCX: ffffffff844c6d55 RDX: 0000000000000000 RSI: ffff88809472d010 RDI: ffff8881ef332f58 RBP: 1ffff1103e2c6eac R08: ffff888215964480 R09: fffffbfff13004bd R10: ffff8881f16375f8 R11: ffffffff898025e7 R12: 0000000000000000 R13: ffff88808e379088 R14: ffff88808e379088 R15: ffff88808e378880 FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fba928e3000 CR3: 0000000093f8b000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400