syzbot


KCSAN: data-race in br_dev_xmit / dev_get_tstats64

Status: auto-closed as invalid on 2021/12/30 16:37
Subsystems: bridge
[Documentation on labels]
First crash: 854d, last: 854d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KCSAN: data-race in br_dev_xmit / dev_get_tstats64 (2) bridge 1 613d 613d 0/26 auto-closed as invalid on 2022/08/29 01:02

Sample crash report:
device bridge_slave_1 left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
device bridge_slave_0 left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
==================================================================
BUG: KCSAN: data-race in br_dev_xmit / dev_get_tstats64

write to 0xffffe8ffffd37e18 of 8 bytes by task 3440 on cpu 1:
 dev_sw_netstats_tx_add include/linux/netdevice.h:2692 [inline]
 br_dev_xmit+0x154/0x960 net/bridge/br_device.c:50
 __netdev_start_xmit include/linux/netdevice.h:4987 [inline]
 netdev_start_xmit include/linux/netdevice.h:5001 [inline]
 xmit_one+0x105/0x2f0 net/core/dev.c:3590
 dev_hard_start_xmit net/core/dev.c:3606 [inline]
 __dev_queue_xmit+0x869/0xf70 net/core/dev.c:4226
 dev_queue_xmit_accel+0x19/0x20 net/core/dev.c:4265
 macvlan_queue_xmit drivers/net/macvlan.c:543 [inline]
 macvlan_start_xmit+0x2b3/0x3d0 drivers/net/macvlan.c:567
 __netdev_start_xmit include/linux/netdevice.h:4987 [inline]
 netdev_start_xmit include/linux/netdevice.h:5001 [inline]
 xmit_one+0x105/0x2f0 net/core/dev.c:3590
 dev_hard_start_xmit net/core/dev.c:3606 [inline]
 __dev_queue_xmit+0x869/0xf70 net/core/dev.c:4226
 dev_queue_xmit+0x13/0x20 net/core/dev.c:4259
 batadv_send_skb_packet+0x23f/0x2a0 net/batman-adv/send.c:108
 batadv_send_broadcast_skb+0x20/0x30 net/batman-adv/send.c:127
 batadv_iv_ogm_send_to_if net/batman-adv/bat_iv_ogm.c:393 [inline]
 batadv_iv_ogm_emit net/batman-adv/bat_iv_ogm.c:421 [inline]
 batadv_iv_send_outstanding_bat_ogm_packet+0x40e/0x4c0 net/batman-adv/bat_iv_ogm.c:1701
 process_one_work+0x3fc/0x980 kernel/workqueue.c:2298
 worker_thread+0x616/0xa70 kernel/workqueue.c:2445
 kthread+0x2c7/0x2e0 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30

read to 0xffffe8ffffd37e18 of 8 bytes by task 11647 on cpu 0:
 dev_fetch_sw_netstats net/core/dev.c:10724 [inline]
 dev_get_tstats64+0x149/0x1e0 net/core/dev.c:10746
 dev_get_stats+0x65/0x180 net/core/dev.c:10688
 rtnl_fill_stats+0x45/0x320 net/core/rtnetlink.c:1202
 rtnl_fill_ifinfo+0xebf/0x2560 net/core/rtnetlink.c:1774
 rtmsg_ifinfo_build_skb+0xa8/0x130 net/core/rtnetlink.c:3812
 rtmsg_ifinfo_event net/core/rtnetlink.c:3844 [inline]
 rtnetlink_event+0xb6/0x120 net/core/rtnetlink.c:5622
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0x53/0xb0 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:2002 [inline]
 __netdev_upper_dev_unlink+0x2b5/0xa60 net/core/dev.c:8237
 netdev_upper_dev_unlink+0x2e/0x50 net/core/dev.c:8264
 macvlan_dellink+0x2ce/0x2e0 drivers/net/macvlan.c:1543
 default_device_exit_batch+0x1ae/0x260 net/core/dev.c:11602
 ops_exit_list net/core/net_namespace.c:171 [inline]
 cleanup_net+0x4dc/0x8d0 net/core/net_namespace.c:593
 process_one_work+0x3fc/0x980 kernel/workqueue.c:2298
 worker_thread+0x616/0xa70 kernel/workqueue.c:2445
 kthread+0x2c7/0x2e0 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30

value changed: 0x000000000318e5dc -> 0x000000000318e626

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 11647 Comm: kworker/u4:5 Not tainted 5.16.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: netns cleanup_net
==================================================================
device hsr_slave_0 left promiscuous mode
device hsr_slave_1 left promiscuous mode
batman_adv: batadv0: Interface deactivated: batadv_slave_0
batman_adv: batadv0: Removing interface: batadv_slave_0
batman_adv: batadv0: Interface deactivated: batadv_slave_1
batman_adv: batadv0: Removing interface: batadv_slave_1
batman_adv: batadv0: Removing interface: macvlan2
batman_adv: batadv0: Removing interface: macvlan3
batman_adv: batadv0: Removing interface: macvlan4
batman_adv: batadv0: Interface deactivated: macvlan5
batman_adv: batadv0: Removing interface: macvlan5
batman_adv: batadv0: Interface deactivated: macvlan6
batman_adv: batadv0: Removing interface: macvlan6
batman_adv: batadv0: Interface deactivated: macvlan7
batman_adv: batadv0: Removing interface: macvlan7
batman_adv: batadv0: Removing interface: macvlan17
batman_adv: batadv0: Removing interface: macvlan18
batman_adv: batadv0: Removing interface: macvlan19
batman_adv: batadv0: Interface deactivated: macvlan26
batman_adv: batadv0: Removing interface: macvlan26
batman_adv: batadv0: Interface deactivated: macvlan27
batman_adv: batadv0: Removing interface: macvlan27
batman_adv: batadv0: Interface deactivated: macvlan28
batman_adv: batadv0: Removing interface: macvlan28
batman_adv: batadv0: Interface deactivated: macvlan29
batman_adv: batadv0: Removing interface: macvlan29
batman_adv: batadv0: Interface deactivated: macvlan30
batman_adv: batadv0: Removing interface: macvlan30
batman_adv: batadv0: Interface deactivated: macvlan31
batman_adv: batadv0: Removing interface: macvlan31
batman_adv: batadv0: Interface deactivated: macvlan32
batman_adv: batadv0: Removing interface: macvlan32
batman_adv: batadv0: Interface deactivated: macvlan33
batman_adv: batadv0: Removing interface: macvlan33
batman_adv: batadv0: Interface deactivated: macvlan34
batman_adv: batadv0: Removing interface: macvlan34
batman_adv: batadv0: Interface deactivated: macvlan35
batman_adv: batadv0: Removing interface: macvlan35
batman_adv: batadv0: Interface deactivated: macvlan36
batman_adv: batadv0: Removing interface: macvlan36
batman_adv: batadv0: Interface deactivated: macvlan37
batman_adv: batadv0: Removing interface: macvlan37
batman_adv: batadv0: Interface deactivated: macvlan38
batman_adv: batadv0: Removing interface: macvlan38
batman_adv: batadv0: Interface deactivated: macvlan39
batman_adv: batadv0: Removing interface: macvlan39
batman_adv: batadv0: Interface deactivated: macvlan40
batman_adv: batadv0: Removing interface: macvlan40
batman_adv: batadv0: Interface deactivated: macvlan41
batman_adv: batadv0: Removing interface: macvlan41
batman_adv: batadv0: Interface deactivated: macvlan42
batman_adv: batadv0: Removing interface: macvlan42
batman_adv: batadv0: Interface deactivated: macvlan43
batman_adv: batadv0: Removing interface: macvlan43
batman_adv: batadv0: Interface deactivated: macvlan44
batman_adv: batadv0: Removing interface: macvlan44
batman_adv: batadv0: Interface deactivated: macvlan45
batman_adv: batadv0: Removing interface: macvlan45
batman_adv: batadv0: Interface deactivated: macvlan46
batman_adv: batadv0: Removing interface: macvlan46
batman_adv: batadv0: Interface deactivated: macvlan47
batman_adv: batadv0: Removing interface: macvlan47
batman_adv: batadv0: Interface deactivated: macvlan48
batman_adv: batadv0: Removing interface: macvlan48
batman_adv: batadv0: Interface deactivated: macvlan49
batman_adv: batadv0: Removing interface: macvlan49
batman_adv: batadv0: Interface deactivated: macvlan50
batman_adv: batadv0: Removing interface: macvlan50
batman_adv: batadv0: Interface deactivated: macvlan51
batman_adv: batadv0: Removing interface: macvlan51
batman_adv: batadv0: Interface deactivated: macvlan52
batman_adv: batadv0: Removing interface: macvlan52
batman_adv: batadv0: Interface deactivated: macvlan53
batman_adv: batadv0: Removing interface: macvlan53
batman_adv: batadv0: Interface deactivated: macvlan54
batman_adv: batadv0: Removing interface: macvlan54
batman_adv: batadv0: Interface deactivated: macvlan55
batman_adv: batadv0: Removing interface: macvlan55
batman_adv: batadv0: Interface deactivated: macvlan56
batman_adv: batadv0: Removing interface: macvlan56
batman_adv: batadv0: Interface deactivated: macvlan57
batman_adv: batadv0: Removing interface: macvlan57
batman_adv: batadv0: Interface deactivated: macvlan58
batman_adv: batadv0: Removing interface: macvlan58
batman_adv: batadv0: Interface deactivated: macvlan59
batman_adv: batadv0: Removing interface: macvlan59
batman_adv: batadv0: Interface deactivated: macvlan60
batman_adv: batadv0: Removing interface: macvlan60
batman_adv: batadv0: Interface deactivated: macvlan61
batman_adv: batadv0: Removing interface: macvlan61
batman_adv: batadv0: Interface deactivated: macvlan62
batman_adv: batadv0: Removing interface: macvlan62
batman_adv: batadv0: Interface deactivated: macvlan63
batman_adv: batadv0: Removing interface: macvlan63
batman_adv: batadv0: Interface deactivated: macvlan64
batman_adv: batadv0: Removing interface: macvlan64
batman_adv: batadv0: Interface deactivated: macvlan65
batman_adv: batadv0: Removing interface: macvlan65
batman_adv: batadv0: Interface deactivated: macvlan66
batman_adv: batadv0: Removing interface: macvlan66
batman_adv: batadv0: Interface deactivated: macvlan67
batman_adv: batadv0: Removing interface: macvlan67
batman_adv: batadv0: Interface deactivated: macvlan68
batman_adv: batadv0: Removing interface: macvlan68
batman_adv: batadv0: Interface deactivated: macvlan69
batman_adv: batadv0: Removing interface: macvlan69
batman_adv: batadv0: Interface deactivated: macvlan70
batman_adv: batadv0: Removing interface: macvlan70
batman_adv: batadv0: Interface deactivated: macvlan71
batman_adv: batadv0: Removing interface: macvlan71
batman_adv: batadv0: Interface deactivated: macvlan72
batman_adv: batadv0: Removing interface: macvlan72
batman_adv: batadv0: Interface deactivated: macvlan73
batman_adv: batadv0: Removing interface: macvlan73
batman_adv: batadv0: Interface deactivated: macvlan74
batman_adv: batadv0: Removing interface: macvlan74
batman_adv: batadv0: Interface deactivated: macvlan75
batman_adv: batadv0: Removing interface: macvlan75
batman_adv: batadv0: Interface deactivated: macvlan76
batman_adv: batadv0: Removing interface: macvlan76
batman_adv: batadv0: Interface deactivated: macvlan77
batman_adv: batadv0: Removing interface: macvlan77
batman_adv: batadv0: Interface deactivated: macvlan78
batman_adv: batadv0: Removing interface: macvlan78
batman_adv: batadv0: Interface deactivated: macvlan79
batman_adv: batadv0: Removing interface: macvlan79
batman_adv: batadv0: Interface deactivated: macvlan80
batman_adv: batadv0: Removing interface: macvlan80
batman_adv: batadv0: Interface deactivated: macvlan81
batman_adv: batadv0: Removing interface: macvlan81
batman_adv: batadv0: Interface deactivated: macvlan82
batman_adv: batadv0: Removing interface: macvlan82
batman_adv: batadv0: Interface deactivated: macvlan83
batman_adv: batadv0: Removing interface: macvlan83
batman_adv: batadv0: Interface deactivated: macvlan84
batman_adv: batadv0: Removing interface: macvlan84
batman_adv: batadv0: Interface deactivated: macvlan85
batman_adv: batadv0: Removing interface: macvlan85
batman_adv: batadv0: Interface deactivated: macvlan86
batman_adv: batadv0: Removing interface: macvlan86
batman_adv: batadv0: Interface deactivated: macvlan87
batman_adv: batadv0: Removing interface: macvlan87
batman_adv: batadv0: Interface deactivated: macvlan88
batman_adv: batadv0: Removing interface: macvlan88
batman_adv: batadv0: Interface deactivated: macvlan89
batman_adv: batadv0: Removing interface: macvlan89
batman_adv: batadv0: Interface deactivated: macvlan90
batman_adv: batadv0: Removing interface: macvlan90
batman_adv: batadv0: Interface deactivated: macvlan91
batman_adv: batadv0: Removing interface: macvlan91
batman_adv: batadv0: Interface deactivated: macvlan92
batman_adv: batadv0: Removing interface: macvlan92
batman_adv: batadv0: Interface deactivated: macvlan93
batman_adv: batadv0: Removing interface: macvlan93
batman_adv: batadv0: Interface deactivated: macvlan94
batman_adv: batadv0: Removing interface: macvlan94
batman_adv: batadv0: Interface deactivated: macvlan95
batman_adv: batadv0: Removing interface: macvlan95
batman_adv: batadv0: Interface deactivated: macvlan96
batman_adv: batadv0: Removing interface: macvlan96
batman_adv: batadv0: Interface deactivated: macvlan97
batman_adv: batadv0: Removing interface: macvlan97
batman_adv: batadv0: Interface deactivated: macvlan98
batman_adv: batadv0: Removing interface: macvlan98
batman_adv: batadv0: Interface deactivated: macvlan99
batman_adv: batadv0: Removing interface: macvlan99
batman_adv: batadv0: Interface deactivated: macvlan100
batman_adv: batadv0: Removing interface: macvlan100
batman_adv: batadv0: Interface deactivated: macvlan101
batman_adv: batadv0: Removing interface: macvlan101
batman_adv: batadv0: Interface deactivated: macvlan102
batman_adv: batadv0: Removing interface: macvlan102
batman_adv: batadv0: Interface deactivated: macvlan103
batman_adv: batadv0: Removing interface: macvlan103
batman_adv: batadv0: Interface deactivated: macvlan104
batman_adv: batadv0: Removing interface: macvlan104
batman_adv: batadv0: Interface deactivated: macvlan105
batman_adv: batadv0: Removing interface: macvlan105
batman_adv: batadv0: Interface deactivated: macvlan106
batman_adv: batadv0: Removing interface: macvlan106
batman_adv: batadv0: Interface deactivated: macvlan107
batman_adv: batadv0: Removing interface: macvlan107
batman_adv: batadv0: Interface deactivated: macvlan108
batman_adv: batadv0: Removing interface: macvlan108
batman_adv: batadv0: Interface deactivated: macvlan109
batman_adv: batadv0: Removing interface: macvlan109
batman_adv: batadv0: Interface deactivated: macvlan110
batman_adv: batadv0: Removing interface: macvlan110
batman_adv: batadv0: Interface deactivated: macvlan111
batman_adv: batadv0: Removing interface: macvlan111
batman_adv: batadv0: Interface deactivated: macvlan112
batman_adv: batadv0: Removing interface: macvlan112
batman_adv: batadv0: Interface deactivated: macvlan113
batman_adv: batadv0: Removing interface: macvlan113
batman_adv: batadv0: Interface deactivated: macvlan114
batman_adv: batadv0: Removing interface: macvlan114
batman_adv: batadv0: Interface deactivated: macvlan115
batman_adv: batadv0: Removing interface: macvlan115
batman_adv: batadv0: Interface deactivated: macvlan116
batman_adv: batadv0: Removing interface: macvlan116
batman_adv: batadv0: Interface deactivated: macvlan117
batman_adv: batadv0: Removing interface: macvlan117
batman_adv: batadv0: Interface deactivated: macvlan118
batman_adv: batadv0: Removing interface: macvlan118
batman_adv: batadv0: Interface deactivated: macvlan119
batman_adv: batadv0: Removing interface: macvlan119
batman_adv: batadv0: Interface deactivated: macvlan120
batman_adv: batadv0: Removing interface: macvlan120
batman_adv: batadv0: Interface deactivated: macvlan121
batman_adv: batadv0: Removing interface: macvlan121
batman_adv: batadv0: Interface deactivated: macvlan122
batman_adv: batadv0: Removing interface: macvlan122
batman_adv: batadv0: Interface deactivated: macvlan123
batman_adv: batadv0: Removing interface: macvlan123
batman_adv: batadv0: Interface deactivated: macvlan124
batman_adv: batadv0: Removing interface: macvlan124
batman_adv: batadv0: Interface deactivated: macvlan125
batman_adv: batadv0: Removing interface: macvlan125
batman_adv: batadv0: Interface deactivated: macvlan126
batman_adv: batadv0: Removing interface: macvlan126
batman_adv: batadv0: Interface deactivated: macvlan127
batman_adv: batadv0: Removing interface: macvlan127
batman_adv: batadv0: Interface deactivated: macvlan128
batman_adv: batadv0: Removing interface: macvlan128
batman_adv: batadv0: Interface deactivated: macvlan129
batman_adv: batadv0: Removing interface: macvlan129
batman_adv: batadv0: Interface deactivated: macvlan130
batman_adv: batadv0: Removing interface: macvlan130
batman_adv: batadv0: Interface deactivated: macvlan131
batman_adv: batadv0: Removing interface: macvlan131
batman_adv: batadv0: Interface deactivated: macvlan132
batman_adv: batadv0: Removing interface: macvlan132
batman_adv: batadv0: Interface deactivated: macvlan133
batman_adv: batadv0: Removing interface: macvlan133
batman_adv: batadv0: Interface deactivated: macvlan134
batman_adv: batadv0: Removing interface: macvlan134
batman_adv: batadv0: Interface deactivated: macvlan135
batman_adv: batadv0: Removing interface: macvlan135
batman_adv: batadv0: Interface deactivated: macvlan136
batman_adv: batadv0: Removing interface: macvlan136
batman_adv: batadv0: Interface deactivated: macvlan137
batman_adv: batadv0: Removing interface: macvlan137
batman_adv: batadv0: Interface deactivated: macvlan138
batman_adv: batadv0: Removing interface: macvlan138
batman_adv: batadv0: Interface deactivated: macvlan139
batman_adv: batadv0: Removing interface: macvlan139
batman_adv: batadv0: Interface deactivated: macvlan140
batman_adv: batadv0: Removing interface: macvlan140
batman_adv: batadv0: Interface deactivated: macvlan141
batman_adv: batadv0: Removing interface: macvlan141
batman_adv: batadv0: Interface deactivated: macvlan142
batman_adv: batadv0: Removing interface: macvlan142
batman_adv: batadv0: Interface deactivated: macvlan143
batman_adv: batadv0: Removing interface: macvlan143
batman_adv: batadv0: Interface deactivated: macvlan144
batman_adv: batadv0: Removing interface: macvlan144
batman_adv: batadv0: Interface deactivated: macvlan145
batman_adv: batadv0: Removing interface: macvlan145
batman_adv: batadv0: Interface deactivated: macvlan146
batman_adv: batadv0: Removing interface: macvlan146
batman_adv: batadv0: Interface deactivated: macvlan147
batman_adv: batadv0: Removing interface: macvlan147
batman_adv: batadv0: Interface deactivated: macvlan148
batman_adv: batadv0: Removing interface: macvlan148
batman_adv: batadv0: Interface deactivated: macvlan149
batman_adv: batadv0: Removing interface: macvlan149
batman_adv: batadv0: Interface deactivated: macvlan150
batman_adv: batadv0: Removing interface: macvlan150
batman_adv: batadv0: Interface deactivated: macvlan151
batman_adv: batadv0: Removing interface: macvlan151
batman_adv: batadv0: Interface deactivated: macvlan152
batman_adv: batadv0: Removing interface: macvlan152
batman_adv: batadv0: Interface deactivated: macvlan153
batman_adv: batadv0: Removing interface: macvlan153
batman_adv: batadv0: Interface deactivated: macvlan154
batman_adv: batadv0: Removing interface: macvlan154
batman_adv: batadv0: Interface deactivated: macvlan155
batman_adv: batadv0: Removing interface: macvlan155
batman_adv: batadv0: Interface deactivated: macvlan156
batman_adv: batadv0: Removing interface: macvlan156
batman_adv: batadv0: Interface deactivated: macvlan157
batman_adv: batadv0: Removing interface: macvlan157
batman_adv: batadv0: Interface deactivated: macvlan158
batman_adv: batadv0: Removing interface: macvlan158
batman_adv: batadv0: Interface deactivated: macvlan159
batman_adv: batadv0: Removing interface: macvlan159
batman_adv: batadv0: Interface deactivated: macvlan160
batman_adv: batadv0: Removing interface: macvlan160
batman_adv: batadv0: Interface deactivated: macvlan161
batman_adv: batadv0: Removing interface: macvlan161
batman_adv: batadv0: Interface deactivated: macvlan162
batman_adv: batadv0: Removing interface: macvlan162
batman_adv: batadv0: Interface deactivated: macvlan163
batman_adv: batadv0: Removing interface: macvlan163
batman_adv: batadv0: Interface deactivated: macvlan164
batman_adv: batadv0: Removing interface: macvlan164
batman_adv: batadv0: Interface deactivated: macvlan165
batman_adv: batadv0: Removing interface: macvlan165
batman_adv: batadv0: Interface deactivated: macvlan166
batman_adv: batadv0: Removing interface: macvlan166
batman_adv: batadv0: Interface deactivated: macvlan167
batman_adv: batadv0: Removing interface: macvlan167
batman_adv: batadv0: Interface deactivated: macvlan168
batman_adv: batadv0: Removing interface: macvlan168
batman_adv: batadv0: Interface deactivated: macvlan169
batman_adv: batadv0: Removing interface: macvlan169
batman_adv: batadv0: Interface deactivated: macvlan170
batman_adv: batadv0: Removing interface: macvlan170
batman_adv: batadv0: Interface deactivated: macvlan171
batman_adv: batadv0: Removing interface: macvlan171
batman_adv: batadv0: Interface deactivated: macvlan172
batman_adv: batadv0: Removing interface: macvlan172
batman_adv: batadv0: Interface deactivated: macvlan173
batman_adv: batadv0: Removing interface: macvlan173
batman_adv: batadv0: Interface deactivated: macvlan174
batman_adv: batadv0: Removing interface: macvlan174
batman_adv: batadv0: Interface deactivated: macvlan175
batman_adv: batadv0: Removing interface: macvlan175
batman_adv: batadv0: Interface deactivated: macvlan176
batman_adv: batadv0: Removing interface: macvlan176
batman_adv: batadv0: Interface deactivated: macvlan177
batman_adv: batadv0: Removing interface: macvlan177
batman_adv: batadv0: Interface deactivated: macvlan178
batman_adv: batadv0: Removing interface: macvlan178
batman_adv: batadv0: Interface deactivated: macvlan179
batman_adv: batadv0: Removing interface: macvlan179
batman_adv: batadv0: Interface deactivated: macvlan180
batman_adv: batadv0: Removing interface: macvlan180
batman_adv: batadv0: Interface deactivated: macvlan181
batman_adv: batadv0: Removing interface: macvlan181
batman_adv: batadv0: Interface deactivated: macvlan182
batman_adv: batadv0: Removing interface: macvlan182
batman_adv: batadv0: Interface deactivated: macvlan183
batman_adv: batadv0: Removing interface: macvlan183
batman_adv: batadv0: Interface deactivated: macvlan184
batman_adv: batadv0: Removing interface: macvlan184
batman_adv: batadv0: Interface deactivated: macvlan185
batman_adv: batadv0: Removing interface: macvlan185
batman_adv: batadv0: Interface deactivated: macvlan186
batman_adv: batadv0: Removing interface: macvlan186
batman_adv: batadv0: Interface deactivated: macvlan187
batman_adv: batadv0: Removing interface: macvlan187
batman_adv: batadv0: Interface deactivated: macvlan188
batman_adv: batadv0: Removing interface: macvlan188
batman_adv: batadv0: Interface deactivated: macvlan189
batman_adv: batadv0: Removing interface: macvlan189
batman_adv: batadv0: Interface deactivated: macvlan190
batman_adv: batadv0: Removing interface: macvlan190
batman_adv: batadv0: Interface deactivated: macvlan191
batman_adv: batadv0: Removing interface: macvlan191
batman_adv: batadv0: Interface deactivated: macvlan192
batman_adv: batadv0: Removing interface: macvlan192
batman_adv: batadv0: Interface deactivated: macvlan193
batman_adv: batadv0: Removing interface: macvlan193
batman_adv: batadv0: Interface deactivated: macvlan194
batman_adv: batadv0: Removing interface: macvlan194
batman_adv: batadv0: Interface deactivated: macvlan195
batman_adv: batadv0: Removing interface: macvlan195
batman_adv: batadv0: Interface deactivated: macvlan196
batman_adv: batadv0: Removing interface: macvlan196
batman_adv: batadv0: Interface deactivated: macvlan197
batman_adv: batadv0: Removing interface: macvlan197
batman_adv: batadv0: Interface deactivated: macvlan198
batman_adv: batadv0: Removing interface: macvlan198
batman_adv: batadv0: Interface deactivated: macvlan199
batman_adv: batadv0: Removing interface: macvlan199
batman_adv: batadv0: Interface deactivated: macvlan200
batman_adv: batadv0: Removing interface: macvlan200
batman_adv: batadv0: Interface deactivated: macvlan201
batman_adv: batadv0: Removing interface: macvlan201
batman_adv: batadv0: Interface deactivated: macvlan202
batman_adv: batadv0: Removing interface: macvlan202
batman_adv: batadv0: Interface deactivated: macvlan203
batman_adv: batadv0: Removing interface: macvlan203
batman_adv: batadv0: Interface deactivated: macvlan204
batman_adv: batadv0: Removing interface: macvlan204
batman_adv: batadv0: Interface deactivated: macvlan205
batman_adv: batadv0: Removing interface: macvlan205
batman_adv: batadv0: Interface deactivated: macvlan206
batman_adv: batadv0: Removing interface: macvlan206
batman_adv: batadv0: Interface deactivated: macvlan207
batman_adv: batadv0: Removing interface: macvlan207
batman_adv: batadv0: Interface deactivated: macvlan208
batman_adv: batadv0: Removing interface: macvlan208
batman_adv: batadv0: Interface deactivated: macvlan209
batman_adv: batadv0: Removing interface: macvlan209
batman_adv: batadv0: Interface deactivated: macvlan210
batman_adv: batadv0: Removing interface: macvlan210
batman_adv: batadv0: Interface deactivated: macvlan211
batman_adv: batadv0: Removing interface: macvlan211
batman_adv: batadv0: Interface deactivated: macvlan212
batman_adv: batadv0: Removing interface: macvlan212
batman_adv: batadv0: Interface deactivated: macvlan213
batman_adv: batadv0: Removing interface: macvlan213
batman_adv: batadv0: Interface deactivated: macvlan214
batman_adv: batadv0: Removing interface: macvlan214
batman_adv: batadv0: Interface deactivated: macvlan215
batman_adv: batadv0: Removing interface: macvlan215
batman_adv: batadv0: Interface deactivated: macvlan216
batman_adv: batadv0: Removing interface: macvlan216
batman_adv: batadv0: Interface deactivated: macvlan217
batman_adv: batadv0: Removing interface: macvlan217
batman_adv: batadv0: Interface deactivated: macvlan218
batman_adv: batadv0: Removing interface: macvlan218
batman_adv: batadv0: Interface deactivated: macvlan219
batman_adv: batadv0: Removing interface: macvlan219
batman_adv: batadv0: Interface deactivated: macvlan220
batman_adv: batadv0: Removing interface: macvlan220
batman_adv: batadv0: Interface deactivated: macvlan221
batman_adv: batadv0: Removing interface: macvlan221
batman_adv: batadv0: Interface deactivated: macvlan222
batman_adv: batadv0: Removing interface: macvlan222
batman_adv: batadv0: Interface deactivated: macvlan223
batman_adv: batadv0: Removing interface: macvlan223
batman_adv: batadv0: Interface deactivated: macvlan224
batman_adv: batadv0: Removing interface: macvlan224
batman_adv: batadv0: Interface deactivated: macvlan225
batman_adv: batadv0: Removing interface: macvlan225
batman_adv: batadv0: Interface deactivated: macvlan226
batman_adv: batadv0: Removing interface: macvlan226
batman_adv: batadv0: Interface deactivated: macvlan227
batman_adv: batadv0: Removing interface: macvlan227
batman_adv: batadv0: Interface deactivated: macvlan228
batman_adv: batadv0: Removing interface: macvlan228
batman_adv: batadv0: Interface deactivated: macvlan229
batman_adv: batadv0: Removing interface: macvlan229
batman_adv: batadv0: Interface deactivated: macvlan230
batman_adv: batadv0: Removing interface: macvlan230
batman_adv: batadv0: Interface deactivated: macvlan231
batman_adv: batadv0: Removing interface: macvlan231
batman_adv: batadv0: Interface deactivated: macvlan232
batman_adv: batadv0: Removing interface: macvlan232
batman_adv: batadv0: Interface deactivated: macvlan233
batman_adv: batadv0: Removing interface: macvlan233
batman_adv: batadv0: Interface deactivated: macvlan234
batman_adv: batadv0: Removing interface: macvlan234
batman_adv: batadv0: Interface deactivated: macvlan235
batman_adv: batadv0: Removing interface: macvlan235
batman_adv: batadv0: Interface deactivated: macvlan236
batman_adv: batadv0: Removing interface: macvlan236
batman_adv: batadv0: Interface deactivated: macvlan237
batman_adv: batadv0: Removing interface: macvlan237
batman_adv: batadv0: Interface deactivated: macvlan238
batman_adv: batadv0: Removing interface: macvlan238
batman_adv: batadv0: Interface deactivated: macvlan239
batman_adv: batadv0: Removing interface: macvlan239
batman_adv: batadv0: Interface deactivated: macvlan240
batman_adv: batadv0: Removing interface: macvlan240
batman_adv: batadv0: Interface deactivated: macvlan241
batman_adv: batadv0: Removing interface: macvlan241
batman_adv: batadv0: Interface deactivated: macvlan242
batman_adv: batadv0: Removing interface: macvlan242
batman_adv: batadv0: Interface deactivated: macvlan243
batman_adv: batadv0: Removing interface: macvlan243
batman_adv: batadv0: Interface deactivated: macvlan244
batman_adv: batadv0: Removing interface: macvlan244
batman_adv: batadv0: Interface deactivated: macvlan245
batman_adv: batadv0: Removing interface: macvlan245
batman_adv: batadv0: Interface deactivated: macvlan246
batman_adv: batadv0: Removing interface: macvlan246
batman_adv: batadv0: Interface deactivated: macvlan247
batman_adv: batadv0: Removing interface: macvlan247
batman_adv: batadv0: Interface deactivated: macvlan248
batman_adv: batadv0: Removing interface: macvlan248
batman_adv: batadv0: Interface deactivated: macvlan249
batman_adv: batadv0: Removing interface: macvlan249
batman_adv: batadv0: Interface deactivated: macvlan250
batman_adv: batadv0: Removing interface: macvlan250
batman_adv: batadv0: Interface deactivated: macvlan251
batman_adv: batadv0: Removing interface: macvlan251
batman_adv: batadv0: Interface deactivated: macvlan252
batman_adv: batadv0: Removing interface: macvlan252
batman_adv: batadv0: Interface deactivated: macvlan253
batman_adv: batadv0: Removing interface: macvlan253
batman_adv: batadv0: Interface deactivated: macvlan254
batman_adv: batadv0: Removing interface: macvlan254
batman_adv: batadv0: Interface deactivated: macvlan255
batman_adv: batadv0: Removing interface: macvlan255
batman_adv: batadv0: Interface deactivated: macvlan256
batman_adv: batadv0: Removing interface: macvlan256
batman_adv: batadv0: Interface deactivated: macvlan257
batman_adv: batadv0: Removing interface: macvlan257
batman_adv: batadv0: Interface deactivated: macvlan258
batman_adv: batadv0: Removing interface: macvlan258
batman_adv: batadv0: Interface deactivated: macvlan259
batman_adv: batadv0: Removing interface: macvlan259
batman_adv: batadv0: Interface deactivated: macvlan260
batman_adv: batadv0: Removing interface: macvlan260
batman_adv: batadv0: Interface deactivated: macvlan261
batman_adv: batadv0: Removing interface: macvlan261
batman_adv: batadv0: Interface deactivated: macvlan262
batman_adv: batadv0: Removing interface: macvlan262
batman_adv: batadv0: Interface deactivated: macvlan263
batman_adv: batadv0: Removing interface: macvlan263
batman_adv: batadv0: Interface deactivated: macvlan264
batman_adv: batadv0: Removing interface: macvlan264
batman_adv: batadv0: Interface deactivated: macvlan265
batman_adv: batadv0: Removing interface: macvlan265
batman_adv: batadv0: Interface deactivated: macvlan266
batman_adv: batadv0: Removing interface: macvlan266
batman_adv: batadv0: Interface deactivated: macvlan267
batman_adv: batadv0: Removing interface: macvlan267
batman_adv: batadv0: Interface deactivated: macvlan268
batman_adv: batadv0: Removing interface: macvlan268
batman_adv: batadv0: Interface deactivated: macvlan269
batman_adv: batadv0: Removing interface: macvlan269
batman_adv: batadv0: Interface deactivated: macvlan270
batman_adv: batadv0: Removing interface: macvlan270
batman_adv: batadv0: Interface deactivated: macvlan271
batman_adv: batadv0: Removing interface: macvlan271
batman_adv: batadv0: Interface deactivated: macvlan272
batman_adv: batadv0: Removing interface: macvlan272
batman_adv: batadv0: Interface deactivated: macvlan273
batman_adv: batadv0: Removing interface: macvlan273
batman_adv: batadv0: Interface deactivated: macvlan274
batman_adv: batadv0: Removing interface: macvlan274
batman_adv: batadv0: Interface deactivated: macvlan275
batman_adv: batadv0: Removing interface: macvlan275
batman_adv: batadv0: Interface deactivated: macvlan276
batman_adv: batadv0: Removing interface: macvlan276
batman_adv: batadv0: Interface deactivated: macvlan277
batman_adv: batadv0: Removing interface: macvlan277
batman_adv: batadv0: Interface deactivated: macvlan278
batman_adv: batadv0: Removing interface: macvlan278
batman_adv: batadv0: Interface deactivated: macvlan279
batman_adv: batadv0: Removing interface: macvlan279
batman_adv: batadv0: Interface deactivated: macvlan280
batman_adv: batadv0: Removing interface: macvlan280
batman_adv: batadv0: Interface deactivated: macvlan281
batman_adv: batadv0: Removing interface: macvlan281
batman_adv: batadv0: Interface deactivated: macvlan282
batman_adv: batadv0: Removing interface: macvlan282
batman_adv: batadv0: Interface deactivated: macvlan283
batman_adv: batadv0: Removing interface: macvlan283
batman_adv: batadv0: Interface deactivated: macvlan284
batman_adv: batadv0: Removing interface: macvlan284
batman_adv: batadv0: Interface deactivated: macvlan285
batman_adv: batadv0: Removing interface: macvlan285
batman_adv: batadv0: Interface deactivated: macvlan286
batman_adv: batadv0: Removing interface: macvlan286
batman_adv: batadv0: Interface deactivated: macvlan287
batman_adv: batadv0: Removing interface: macvlan287
batman_adv: batadv0: Interface deactivated: macvlan288
batman_adv: batadv0: Removing interface: macvlan288
batman_adv: batadv0: Interface deactivated: macvlan289
batman_adv: batadv0: Removing interface: macvlan289
batman_adv: batadv0: Interface deactivated: macvlan290
batman_adv: batadv0: Removing interface: macvlan290
batman_adv: batadv0: Interface deactivated: macvlan291
batman_adv: batadv0: Removing interface: macvlan291
batman_adv: batadv0: Interface deactivated: macvlan292
batman_adv: batadv0: Removing interface: macvlan292
batman_adv: batadv0: Interface deactivated: macvlan293
batman_adv: batadv0: Removing interface: macvlan293
batman_adv: batadv0: Interface deactivated: macvlan294
batman_adv: batadv0: Removing interface: macvlan294
batman_adv: batadv0: Interface deactivated: macvlan295
batman_adv: batadv0: Removing interface: macvlan295
batman_adv: batadv0: Interface deactivated: macvlan296
batman_adv: batadv0: Removing interface: macvlan296
batman_adv: batadv0: Interface deactivated: macvlan297
batman_adv: batadv0: Removing interface: macvlan297
batman_adv: batadv0: Interface deactivated: macvlan298
batman_adv: batadv0: Removing interface: macvlan298
batman_adv: batadv0: Interface deactivated: macvlan299
batman_adv: batadv0: Removing interface: macvlan299
batman_adv: batadv0: Interface deactivated: macvlan300
batman_adv: batadv0: Removing interface: macvlan300
batman_adv: batadv0: Interface deactivated: macvlan301
batman_adv: batadv0: Removing interface: macvlan301
batman_adv: batadv0: Interface deactivated: macvlan302
batman_adv: batadv0: Removing interface: macvlan302
batman_adv: batadv0: Interface deactivated: macvlan303
batman_adv: batadv0: Removing interface: macvlan303
batman_adv: batadv0: Interface deactivated: macvlan304
batman_adv: batadv0: Removing interface: macvlan304
batman_adv: batadv0: Interface deactivated: macvlan305
batman_adv: batadv0: Removing interface: macvlan305
batman_adv: batadv0: Interface deactivated: macvlan306
batman_adv: batadv0: Removing interface: macvlan306
batman_adv: batadv0: Interface deactivated: macvlan307
batman_adv: batadv0: Removing interface: macvlan307
batman_adv: batadv0: Interface deactivated: macvlan308
batman_adv: batadv0: Removing interface: macvlan308
batman_adv: batadv0: Interface deactivated: macvlan309
batman_adv: batadv0: Removing interface: macvlan309
batman_adv: batadv0: Interface deactivated: macvlan310
batman_adv: batadv0: Removing interface: macvlan310
batman_adv: batadv0: Interface deactivated: macvlan311
batman_adv: batadv0: Removing interface: macvlan311
batman_adv: batadv0: Interface deactivated: macvlan312
batman_adv: batadv0: Removing interface: macvlan312
batman_adv: batadv0: Interface deactivated: macvlan313
batman_adv: batadv0: Removing interface: macvlan313
batman_adv: batadv0: Interface deactivated: macvlan314
batman_adv: batadv0: Removing interface: macvlan314
batman_adv: batadv0: Interface deactivated: macvlan315
batman_adv: batadv0: Removing interface: macvlan315
batman_adv: batadv0: Interface deactivated: macvlan316
batman_adv: batadv0: Removing interface: macvlan316
batman_adv: batadv0: Interface deactivated: macvlan317
batman_adv: batadv0: Removing interface: macvlan317
batman_adv: batadv0: Interface deactivated: macvlan318
batman_adv: batadv0: Removing interface: macvlan318
batman_adv: batadv0: Interface deactivated: macvlan319
batman_adv: batadv0: Removing interface: macvlan319
batman_adv: batadv0: Interface deactivated: macvlan320
batman_adv: batadv0: Removing interface: macvlan320
batman_adv: batadv0: Interface deactivated: macvlan321
batman_adv: batadv0: Removing interface: macvlan321
batman_adv: batadv0: Interface deactivated: macvlan322
batman_adv: batadv0: Removing interface: macvlan322
batman_adv: batadv0: Interface deactivated: macvlan323
batman_adv: batadv0: Removing interface: macvlan323
batman_adv: batadv0: Interface deactivated: macvlan324
batman_adv: batadv0: Removing interface: macvlan324
batman_adv: batadv0: Interface deactivated: macvlan325
batman_adv: batadv0: Removing interface: macvlan325
batman_adv: batadv0: Interface deactivated: macvlan326
batman_adv: batadv0: Removing interface: macvlan326
batman_adv: batadv0: Interface deactivated: macvlan327
batman_adv: batadv0: Removing interface: macvlan327
batman_adv: batadv0: Interface deactivated: macvlan328
batman_adv: batadv0: Removing interface: macvlan328
batman_adv: batadv0: Interface deactivated: macvlan329
batman_adv: batadv0: Removing interface: macvlan329
batman_adv: batadv0: Interface deactivated: macvlan330
batman_adv: batadv0: Removing interface: macvlan330
batman_adv: batadv0: Interface deactivated: macvlan331
batman_adv: batadv0: Removing interface: macvlan331
batman_adv: batadv0: Interface deactivated: macvlan332
batman_adv: batadv0: Removing interface: macvlan332
batman_adv: batadv0: Interface deactivated: macvlan333
batman_adv: batadv0: Removing interface: macvlan333
batman_adv: batadv0: Interface deactivated: macvlan334
batman_adv: batadv0: Removing interface: macvlan334
batman_adv: batadv0: Interface deactivated: macvlan335
batman_adv: batadv0: Removing interface: macvlan335
batman_adv: batadv0: Interface deactivated: macvlan336
batman_adv: batadv0: Removing interface: macvlan336
batman_adv: batadv0: Interface deactivated: macvlan337
batman_adv: batadv0: Removing interface: macvlan337
batman_adv: batadv0: Interface deactivated: macvlan338
batman_adv: batadv0: Removing interface: macvlan338
batman_adv: batadv0: Interface deactivated: macvlan339
batman_adv: batadv0: Removing interface: macvlan339
batman_adv: batadv0: Interface deactivated: macvlan340
batman_adv: batadv0: Removing interface: macvlan340
batman_adv: batadv0: Interface deactivated: macvlan341
batman_adv: batadv0: Removing interface: macvlan341
batman_adv: batadv0: Interface deactivated: macvlan342
batman_adv: batadv0: Removing interface: macvlan342
batman_adv: batadv0: Interface deactivated: macvlan343
batman_adv: batadv0: Removing interface: macvlan343
batman_adv: batadv0: Interface deactivated: macvlan344
batman_adv: batadv0: Removing interface: macvlan344
batman_adv: batadv0: Interface deactivated: macvlan345
batman_adv: batadv0: Removing interface: macvlan345
batman_adv: batadv0: Interface deactivated: macvlan346
batman_adv: batadv0: Removing interface: macvlan346
batman_adv: batadv0: Interface deactivated: macvlan347
batman_adv: batadv0: Removing interface: macvlan347
batman_adv: batadv0: Interface deactivated: macvlan348
batman_adv: batadv0: Removing interface: macvlan348
batman_adv: batadv0: Interface deactivated: macvlan349
batman_adv: batadv0: Removing interface: macvlan349
batman_adv: batadv0: Interface deactivated: macvlan350
batman_adv: batadv0: Removing interface: macvlan350
batman_adv: batadv0: Interface deactivated: macvlan351
batman_adv: batadv0: Removing interface: macvlan351
batman_adv: batadv0: Interface deactivated: macvlan352
batman_adv: batadv0: Removing interface: macvlan352
batman_adv: batadv0: Interface deactivated: macvlan353
batman_adv: batadv0: Removing interface: macvlan353
batman_adv: batadv0: Interface deactivated: macvlan354
batman_adv: batadv0: Removing interface: macvlan354
batman_adv: batadv0: Interface deactivated: macvlan355
batman_adv: batadv0: Removing interface: macvlan355
batman_adv: batadv0: Interface deactivated: macvlan356
batman_adv: batadv0: Removing interface: macvlan356
batman_adv: batadv0: Interface deactivated: macvlan357
batman_adv: batadv0: Removing interface: macvlan357
batman_adv: batadv0: Interface deactivated: macvlan358
batman_adv: batadv0: Removing interface: macvlan358
batman_adv: batadv0: Interface deactivated: macvlan359
batman_adv: batadv0: Removing interface: macvlan359
batman_adv: batadv0: Interface deactivated: macvlan360
batman_adv: batadv0: Removing interface: macvlan360
batman_adv: batadv0: Interface deactivated: macvlan361
batman_adv: batadv0: Removing interface: macvlan361
batman_adv: batadv0: Interface deactivated: macvlan362
batman_adv: batadv0: Removing interface: macvlan362
batman_adv: batadv0: Interface deactivated: macvlan363
batman_adv: batadv0: Removing interface: macvlan363
batman_adv: batadv0: Interface deactivated: macvlan364
batman_adv: batadv0: Removing interface: macvlan364
batman_adv: batadv0: Interface deactivated: macvlan365
batman_adv: batadv0: Removing interface: macvlan365
batman_adv: batadv0: Interface deactivated: macvlan366
batman_adv: batadv0: Removing interface: macvlan366
batman_adv: batadv0: Interface deactivated: macvlan367
batman_adv: batadv0: Removing interface: macvlan367
batman_adv: batadv0: Interface deactivated: macvlan368
batman_adv: batadv0: Removing interface: macvlan368
batman_adv: batadv0: Interface deactivated: macvlan369
batman_adv: batadv0: Removing interface: macvlan369
batman_adv: batadv0: Interface deactivated: macvlan370
batman_adv: batadv0: Removing interface: macvlan370
batman_adv: batadv0: Interface deactivated: macvlan371
batman_adv: batadv0: Removing interface: macvlan371
batman_adv: batadv0: Interface deactivated: macvlan372
batman_adv: batadv0: Removing interface: macvlan372
batman_adv: batadv0: Interface deactivated: macvlan373
batman_adv: batadv0: Removing interface: macvlan373
batman_adv: batadv0: Interface deactivated: macvlan374
batman_adv: batadv0: Removing interface: macvlan374
batman_adv: batadv0: Interface deactivated: macvlan375
batman_adv: batadv0: Removing interface: macvlan375
batman_adv: batadv0: Interface deactivated: macvlan376
batman_adv: batadv0: Removing interface: macvlan376
batman_adv: batadv0: Interface deactivated: macvlan377
batman_adv: batadv0: Removing interface: macvlan377
batman_adv: batadv0: Interface deactivated: macvlan378
batman_adv: batadv0: Removing interface: macvlan378
batman_adv: batadv0: Interface deactivated: macvlan379
batman_adv: batadv0: Removing interface: macvlan379
batman_adv: batadv0: Interface deactivated: macvlan380
batman_adv: batadv0: Removing interface: macvlan380
batman_adv: batadv0: Interface deactivated: macvlan381
batman_adv: batadv0: Removing interface: macvlan381
batman_adv: batadv0: Interface deactivated: macvlan382
batman_adv: batadv0: Removing interface: macvlan382
batman_adv: batadv0: Interface deactivated: macvlan383
batman_adv: batadv0: Removing interface: macvlan383
batman_adv: batadv0: Interface deactivated: macvlan384
batman_adv: batadv0: Removing interface: macvlan384
batman_adv: batadv0: Interface deactivated: macvlan385
batman_adv: batadv0: Removing interface: macvlan385
batman_adv: batadv0: Interface deactivated: macvlan386
batman_adv: batadv0: Removing interface: macvlan386
batman_adv: batadv0: Interface deactivated: macvlan387
batman_adv: batadv0: Removing interface: macvlan387
batman_adv: batadv0: Interface deactivated: macvlan388
batman_adv: batadv0: Removing interface: macvlan388
batman_adv: batadv0: Interface deactivated: macvlan389
batman_adv: batadv0: Removing interface: macvlan389
batman_adv: batadv0: Interface deactivated: macvlan390
batman_adv: batadv0: Removing interface: macvlan390
batman_adv: batadv0: Interface deactivated: macvlan391
batman_adv: batadv0: Removing interface: macvlan391
batman_adv: batadv0: Interface deactivated: macvlan392
batman_adv: batadv0: Removing interface: macvlan392
batman_adv: batadv0: Interface deactivated: macvlan393
batman_adv: batadv0: Removing interface: macvlan393
batman_adv: batadv0: Interface deactivated: macvlan394
batman_adv: batadv0: Removing interface: macvlan394
batman_adv: batadv0: Interface deactivated: macvlan395
batman_adv: batadv0: Removing interface: macvlan395
batman_adv: batadv0: Interface deactivated: macvlan396
batman_adv: batadv0: Removing interface: macvlan396

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/11/25 16:30 upstream 5f53fa508db0 545ab074 .config console log report info ci2-upstream-kcsan-gce KCSAN: data-race in br_dev_xmit / dev_get_tstats64
* Struck through repros no longer work on HEAD.