team0 (unregistering): Port device team_slave_1 removed team0 (unregistering): Port device team_slave_0 removed bond0 (unregistering): Releasing backup interface bond_slave_1 bond0 (unregistering): Releasing backup interface bond_slave_0 bond0 (unregistering): Released all slaves BUG: unable to handle kernel NULL pointer dereference at 00000000000000fc IPVS: ftp: loaded support on port[0] = 21 PGD 1c2a91067 P4D 1c2a91067 PUD 1b79ec067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 30336 Comm: ip Not tainted 4.20.0+ #388 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:qlink_to_object mm/kasan/quarantine.c:136 [inline] RIP: 0010:qlink_free mm/kasan/quarantine.c:141 [inline] RIP: 0010:qlist_free_all+0x30/0x140 mm/kasan/quarantine.c:166 Code: 41 56 41 55 41 54 53 48 83 ec 08 48 8b 1f 48 85 db 0f 84 b0 00 00 00 49 89 f4 48 89 7d d0 4d 85 e4 4d 89 e7 0f 84 c7 00 00 00 <49> 63 87 fc 00 00 00 4c 8b 33 48 29 c3 48 83 3d 43 89 90 07 00 49 RSP: 0018:ffff8881a99676b0 EFLAGS: 00010246 RAX: ffffea00001f6500 RBX: ffffffff87d94ff8 RCX: ffffea00001f6507 RDX: 0000000000000000 RSI: ffffffff81396146 RDI: 0000000000000007 RBP: ffff8881a99676e0 R08: ffff8881beff0700 R09: 0000000000000006 R10: 0000000000000000 R11: ffff8881beff0700 R12: 0000000000000000 R13: ffff8881d8e5ff50 R14: ffffffff87d94ff8 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000000000fc CR3: 000000019d79f000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: quarantine_reduce+0x163/0x1a0 mm/kasan/quarantine.c:259 kasan_kmalloc+0x9b/0xe0 mm/kasan/kasan.c:538 kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:490 slab_post_alloc_hook mm/slab.h:444 [inline] slab_alloc mm/slab.c:3392 [inline] kmem_cache_alloc+0x11b/0x730 mm/slab.c:3552 vm_area_alloc+0x7a/0x1d0 kernel/fork.c:336 kobject: 'lo' (000000004df7f2d1): kobject_add_internal: parent: 'net', set: 'devices' mmap_region+0x9d7/0x1cd0 mm/mmap.c:1756 kobject: 'lo' (000000004df7f2d1): kobject_uevent_env kobject: 'lo' (000000004df7f2d1): fill_kobj_path: path = '/devices/virtual/net/lo' kobject: 'queues' (000000004243c3e7): kobject_add_internal: parent: 'lo', set: '' kobject: 'queues' (000000004243c3e7): kobject_uevent_env kobject: 'queues' (000000004243c3e7): kobject_uevent_env: filter function caused the event to drop! do_mmap+0xa22/0x1230 mm/mmap.c:1559 kobject: 'rx-0' (00000000ad4ee6bd): kobject_add_internal: parent: 'queues', set: 'queues' do_mmap_pgoff include/linux/mm.h:2328 [inline] vm_mmap_pgoff+0x213/0x2c0 mm/util.c:350 ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1609 kobject: 'rx-0' (00000000ad4ee6bd): kobject_uevent_env kobject: 'rx-0' (00000000ad4ee6bd): fill_kobj_path: path = '/devices/virtual/net/lo/queues/rx-0' __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 kobject: 'tx-0' (00000000db7a0bda): kobject_add_internal: parent: 'queues', set: 'queues' do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 kobject: 'tx-0' (00000000db7a0bda): kobject_uevent_env kobject: 'tx-0' (00000000db7a0bda): fill_kobj_path: path = '/devices/virtual/net/lo/queues/tx-0' kobject: 'tunl0' (0000000056b77c81): kobject_add_internal: parent: 'net', set: 'devices' entry_SYSCALL_64_after_hwframe+0x49/0xbe kobject: 'tunl0' (0000000056b77c81): kobject_uevent_env RIP: 0033:0x7fe9d46353ea Code: 48 8d 3d 81 69 00 00 b2 84 e8 52 ec ff ff f7 d8 89 05 ae ad 20 00 eb c6 90 90 90 90 90 90 90 90 49 89 ca b8 09 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8d 0d 8a ad 20 00 31 d2 48 29 c2 89 RSP: 002b:00007fffd5429ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007fe9d483d4c8 RCX: 00007fe9d46353ea kobject: 'tunl0' (0000000056b77c81): fill_kobj_path: path = '/devices/virtual/net/tunl0' RDX: 0000000000000005 RSI: 0000000000215a88 RDI: 0000000000000000 RBP: 00007fffd5429df0 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000802 R11: 0000000000000246 R12: 00007fffd5429ed8 R13: 0000000000000002 R14: 0000000000000003 R15: 00007fffd5429b10 Modules linked in: CR2: 00000000000000fc kobject: 'queues' (00000000b327be7c): kobject_add_internal: parent: 'tunl0', set: '' ---[ end trace ce8f8f60f8e5589a ]--- kobject: 'queues' (00000000b327be7c): kobject_uevent_env RIP: 0010:qlink_to_object mm/kasan/quarantine.c:136 [inline] RIP: 0010:qlink_free mm/kasan/quarantine.c:141 [inline] RIP: 0010:qlist_free_all+0x30/0x140 mm/kasan/quarantine.c:166 kobject: 'queues' (00000000b327be7c): kobject_uevent_env: filter function caused the event to drop! Code: 41 56 41 55 41 54 53 48 83 ec 08 48 8b 1f 48 85 db 0f 84 b0 00 00 00 49 89 f4 48 89 7d d0 4d 85 e4 4d 89 e7 0f 84 c7 00 00 00 <49> 63 87 fc 00 00 00 4c 8b 33 48 29 c3 48 83 3d 43 89 90 07 00 49 kobject: 'rx-0' (00000000cbfbce7e): kobject_add_internal: parent: 'queues', set: 'queues' RSP: 0018:ffff8881a99676b0 EFLAGS: 00010246 kobject: 'rx-0' (00000000cbfbce7e): kobject_uevent_env RAX: ffffea00001f6500 RBX: ffffffff87d94ff8 RCX: ffffea00001f6507 kobject: 'rx-0' (00000000cbfbce7e): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/rx-0' RDX: 0000000000000000 RSI: ffffffff81396146 RDI: 0000000000000007 kobject: 'tx-0' (000000000296994f): kobject_add_internal: parent: 'queues', set: 'queues' RBP: ffff8881a99676e0 R08: ffff8881beff0700 R09: 0000000000000006 kobject: 'tx-0' (000000000296994f): kobject_uevent_env R10: 0000000000000000 R11: ffff8881beff0700 R12: 0000000000000000 kobject: 'tx-0' (000000000296994f): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/tx-0' R13: ffff8881d8e5ff50 R14: ffffffff87d94ff8 R15: 0000000000000000 kobject: 'gre0' (00000000c98dc3f5): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'gre0' (00000000c98dc3f5): kobject_uevent_env FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 kobject: 'gre0' (00000000c98dc3f5): fill_kobj_path: path = '/devices/virtual/net/gre0' CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kobject: 'queues' (000000008fbb8c81): kobject_add_internal: parent: 'gre0', set: '' CR2: 00000000000000fc CR3: 000000019d79f000 CR4: 00000000001406e0 kobject: 'queues' (000000008fbb8c81): kobject_uevent_env DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 kobject: 'queues' (000000008fbb8c81): kobject_uevent_env: filter function caused the event to drop! DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 kobject: 'rx-0' (00000000b9cc85dd): kobject_add_internal: parent: 'queues', set: 'queues'