bisecting fixing commit since d183c8e2647a7d45202c14a33631f6c09020f8ac building syzkaller on f4e7270e33225b8f25b74ab9072e9b670f2f82ae testing commit d183c8e2647a7d45202c14a33631f6c09020f8ac with gcc (GCC) 8.1.0 kernel signature: 9bb1389fb89ecff498c1f67ae3a8d07b31787e9ce67989586f9c2ccd7b871e09 all runs: crashed: possible deadlock in bond_get_stats testing current HEAD c37da90efff5f183bea6ae4c2af33571f61fe317 testing commit c37da90efff5f183bea6ae4c2af33571f61fe317 with gcc (GCC) 8.1.0 kernel signature: 63584521aa58e1894cd994c8088cd67a5ea505979aea5ab27e80d14d15465cc6 all runs: crashed: possible deadlock in bond_get_stats revisions tested: 2, total time: 29m1.804256349s (build: 20m47.238026554s, test: 6m5.3251101s) the crash still happens on HEAD commit msg: Linux 4.19.143 crash: possible deadlock in bond_get_stats 8021q: adding VLAN 0 to HW filter on device bond3 bond0: Enslaving bond3 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond5 bond0: Enslaving bond5 as an active interface with an up link ============================================ WARNING: possible recursive locking detected 4.19.143-syzkaller #0 Not tainted -------------------------------------------- syz-executor.5/9528 is trying to acquire lock: 00000000c36dc12c (&(&bond->stats_lock)->rlock#2/2){+.+.}, at: bond_get_stats+0xcc/0x500 drivers/net/bonding/bond_main.c:3465 but task is already holding lock: 0000000029e0c787 (&(&bond->stats_lock)->rlock#2/2){+.+.}, at: bond_get_stats+0xcc/0x500 drivers/net/bonding/bond_main.c:3465 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&(&bond->stats_lock)->rlock#2/2); lock(&(&bond->stats_lock)->rlock#2/2); *** DEADLOCK *** May be due to missing lock nesting notation 3 locks held by syz-executor.5/9528: #0: 000000005e5df2a6 (rtnl_mutex){+.+.}, at: rtnl_lock net/core/rtnetlink.c:77 [inline] #0: 000000005e5df2a6 (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 net/core/rtnetlink.c:4775 #1: 0000000029e0c787 (&(&bond->stats_lock)->rlock#2/2){+.+.}, at: bond_get_stats+0xcc/0x500 drivers/net/bonding/bond_main.c:3465 #2: 00000000ecf3de83 (rcu_read_lock){....}, at: bond_get_nest_level drivers/net/bonding/bond_main.c:3454 [inline] #2: 00000000ecf3de83 (rcu_read_lock){....}, at: bond_get_stats+0xaf/0x500 drivers/net/bonding/bond_main.c:3465 stack backtrace: CPU: 0 PID: 9528 Comm: syz-executor.5 Not tainted 4.19.143-syzkaller #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+0x123/0x177 lib/dump_stack.c:118 print_deadlock_bug kernel/locking/lockdep.c:1763 [inline] check_deadlock kernel/locking/lockdep.c:1807 [inline] validate_chain kernel/locking/lockdep.c:2403 [inline] __lock_acquire.cold.62+0x259/0x57a kernel/locking/lockdep.c:3415 lock_acquire+0x173/0x3d0 kernel/locking/lockdep.c:3907 _raw_spin_lock_nested+0x33/0x50 kernel/locking/spinlock.c:354 bond_get_stats+0xcc/0x500 drivers/net/bonding/bond_main.c:3465 dev_get_stats+0xa2/0x290 net/core/dev.c:9047 bond_get_stats+0x1d0/0x500 drivers/net/bonding/bond_main.c:3471 dev_get_stats+0xa2/0x290 net/core/dev.c:9047 rtnl_fill_stats+0x44/0xc00 net/core/rtnetlink.c:1176 rtnl_fill_ifinfo+0xe1f/0x3170 net/core/rtnetlink.c:1663 rtmsg_ifinfo_build_skb+0xc4/0x170 net/core/rtnetlink.c:3357 rtmsg_ifinfo_event.part.32+0x1a/0xb0 net/core/rtnetlink.c:3389 rtmsg_ifinfo_event net/core/rtnetlink.c:4836 [inline] rtnetlink_event+0xc7/0x120 net/core/rtnetlink.c:4829 notifier_call_chain+0x8a/0x160 kernel/notifier.c:93 __raw_notifier_call_chain kernel/notifier.c:394 [inline] raw_notifier_call_chain+0x11/0x20 kernel/notifier.c:401 call_netdevice_notifiers_info+0x28/0x60 net/core/dev.c:1744 call_netdevice_notifiers net/core/dev.c:1762 [inline] netdev_features_change net/core/dev.c:1330 [inline] netdev_change_features+0x76/0xa0 net/core/dev.c:8476 bond_compute_features.isra.48+0x4ab/0x800 drivers/net/bonding/bond_main.c:1116 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3199 [inline] bond_netdev_event+0x300/0x920 drivers/net/bonding/bond_main.c:3240 notifier_call_chain+0x8a/0x160 kernel/notifier.c:93 __raw_notifier_call_chain kernel/notifier.c:394 [inline] raw_notifier_call_chain+0x11/0x20 kernel/notifier.c:401 call_netdevice_notifiers_info+0x28/0x60 net/core/dev.c:1744 call_netdevice_notifiers net/core/dev.c:1762 [inline] netdev_features_change net/core/dev.c:1330 [inline] netdev_change_features+0x76/0xa0 net/core/dev.c:8476 bond_compute_features.isra.48+0x4ab/0x800 drivers/net/bonding/bond_main.c:1116 bond_enslave+0x14d8/0x4c40 drivers/net/bonding/bond_main.c:1754 do_set_master+0x171/0x200 net/core/rtnetlink.c:2321 rtnl_newlink+0xf09/0x1320 net/core/rtnetlink.c:3170 rtnetlink_rcv_msg+0x34f/0x8f0 net/core/rtnetlink.c:4778 netlink_rcv_skb+0x13e/0x3d0 net/netlink/af_netlink.c:2455 rtnetlink_rcv+0x10/0x20 net/core/rtnetlink.c:4796 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x443/0x650 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x765/0xc40 net/netlink/af_netlink.c:1909 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:632 ___sys_sendmsg+0x647/0x950 net/socket.c:2115 __sys_sendmsg+0xd9/0x180 net/socket.c:2153 __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2160 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45b3c9 Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f38cae5ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f38cae5b6d4 RCX: 000000000045b3c9 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000009c1 R14: 00000000004cb3a7 R15: 000000000075bfd4 bond3: making interface gretap1 the new active one bond3: Enslaving gretap1 as an active interface with an up link bond5: making interface gretap1 the new active one bond5: Enslaving gretap1 as an active interface with an up link bond0: Error: Device is in use and cannot be enslaved bond0: Error: Device is in use and cannot be enslaved syz-executor.5 (9528) used greatest stack depth: 21704 bytes left 8021q: adding VLAN 0 to HW filter on device bond2 bond0: Enslaving bond2 as an active interface with an up link bond2: making interface gretap2 the new active one bond2: Enslaving gretap2 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond2 bond0: Enslaving bond2 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond4 bond0: Enslaving bond4 as an active interface with an up link bond2: making interface gretap2 the new active one bond2: Enslaving gretap2 as an active interface with an up link bond4: making interface gretap2 the new active one bond4: Enslaving gretap2 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond6 bond0: Enslaving bond6 as an active interface with an up link bond0: Error: Device is in use and cannot be enslaved bond6: making interface gretap3 the new active one bond6: Enslaving gretap3 as an active interface with an up link bond0: geneve0 is up - this may be due to an out of date ifenslave 8021q: adding VLAN 0 to HW filter on device bond4 bond0: Enslaving bond4 as an active interface with an up link bond0: geneve0 is up - this may be due to an out of date ifenslave 8021q: adding VLAN 0 to HW filter on device bond5 bond0: Enslaving bond5 as an active interface with an up link bond4: making interface gretap3 the new active one bond4: Enslaving gretap3 as an active interface with an up link bond5: making interface gretap3 the new active one bond5: Enslaving gretap3 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond7 bond0: Enslaving bond7 as an active interface with an up link bond7: making interface gretap4 the new active one bond7: Enslaving gretap4 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond5 bond0: Enslaving bond5 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond4 bond0: Enslaving bond4 as an active interface with an up link bond5: making interface gretap4 the new active one bond5: Enslaving gretap4 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond6 bond0: Enslaving bond6 as an active interface with an up link bond4: making interface gretap2 the new active one bond4: Enslaving gretap2 as an active interface with an up link bond6: making interface gretap4 the new active one bond6: Enslaving gretap4 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond4 bond0: Enslaving bond4 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond8 bond0: Enslaving bond8 as an active interface with an up link bond4: making interface gretap2 the new active one bond4: Enslaving gretap2 as an active interface with an up link bond8: making interface gretap5 the new active one bond8: Enslaving gretap5 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond1 bond0: Enslaving bond1 as an active interface with an up link bond1: making interface gretap1 the new active one bond1: Enslaving gretap1 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond6 bond0: Enslaving bond6 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond5 bond0: Enslaving bond5 as an active interface with an up link bond6: making interface gretap5 the new active one bond6: Enslaving gretap5 as an active interface with an up link bond5: making interface gretap3 the new active one bond5: Enslaving gretap3 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond7 bond0: Enslaving bond7 as an active interface with an up link bond7: making interface gretap5 the new active one bond7: Enslaving gretap5 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond5 bond0: Enslaving bond5 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond9 bond0: Enslaving bond9 as an active interface with an up link bond5: making interface gretap3 the new active one bond5: Enslaving gretap3 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond5 bond0: Enslaving bond5 as an active interface with an up link bond9: making interface gretap6 the new active one bond9: Enslaving gretap6 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond7 bond0: Enslaving bond7 as an active interface with an up link bond5: making interface gretap2 the new active one bond5: Enslaving gretap2 as an active interface with an up link bond7: making interface gretap6 the new active one bond7: Enslaving gretap6 as an active interface with an up link bond6: making interface gretap4 the new active one bond6: Enslaving gretap4 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond8 bond0: Enslaving bond8 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond6 bond0: Enslaving bond6 as an active interface with an up link bond8: making interface gretap6 the new active one bond8: Enslaving gretap6 as an active interface with an up link bond6: making interface gretap4 the new active one bond6: Enslaving gretap4 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond2 bond0: Enslaving bond2 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond10 bond0: Enslaving bond10 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond9 bond0: Enslaving bond9 as an active interface with an up link bond2: making interface gretap3 the new active one bond2: Enslaving gretap3 as an active interface with an up link bond10: making interface gretap7 the new active one bond10: Enslaving gretap7 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond7 bond0: Enslaving bond7 as an active interface with an up link bond9: making interface gretap7 the new active one bond9: Enslaving gretap7 as an active interface with an up link bond7: making interface gretap5 the new active one bond7: Enslaving gretap5 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond9 bond0: Enslaving bond9 as an active interface with an up link bond9: making interface gretap7 the new active one bond9: Enslaving gretap7 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond7 bond0: Enslaving bond7 as an active interface with an up link bond7: making interface gretap5 the new active one bond7: Enslaving gretap5 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond11 bond0: Enslaving bond11 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond3 bond0: Enslaving bond3 as an active interface with an up link bond3: making interface gretap4 the new active one bond3: Enslaving gretap4 as an active interface with an up link bond11: making interface gretap8 the new active one bond11: Enslaving gretap8 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond10 bond0: Enslaving bond10 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond8 bond0: Enslaving bond8 as an active interface with an up link bond8: making interface gretap6 the new active one bond8: Enslaving gretap6 as an active interface with an up link bond10: making interface gretap8 the new active one bond10: Enslaving gretap8 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond11 bond0: Enslaving bond11 as an active interface with an up link bond11: making interface gretap8 the new active one bond11: Enslaving gretap8 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond8 bond0: Enslaving bond8 as an active interface with an up link bond8: making interface gretap6 the new active one bond8: Enslaving gretap6 as an active interface with an up link bond2: Releasing active interface gretap2 bond0: Enslaving gretap2 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond6 bond0: Enslaving bond6 as an active interface with an up link bond6: making interface gretap5 the new active one bond6: Enslaving gretap5 as an active interface with an up link bond6: Releasing active interface gretap3 bond0: Enslaving gretap3 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond10 bond0: Enslaving bond10 as an active interface with an up link bond10: making interface gretap7 the new active one bond10: Enslaving gretap7 as an active interface with an up link bond6: Releasing active interface gretap4 bond0: Enslaving gretap4 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond9 bond0: Enslaving bond9 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond7 bond0: Enslaving bond7 as an active interface with an up link bond9: making interface gretap7 the new active one bond9: Enslaving gretap7 as an active interface with an up link bond7: making interface gretap6 the new active one bond7: Enslaving gretap6 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond11 bond0: Enslaving bond11 as an active interface with an up link bond11: making interface gretap8 the new active one bond11: Enslaving gretap8 as an active interface with an up link bond11: Releasing active interface gretap8 bond0: Enslaving gretap8 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond10 bond0: Enslaving bond10 as an active interface with an up link batman_adv: Cannot find parent device bond10: making interface gretap8 the new active one bond10: Enslaving gretap8 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond8 bond0: Enslaving bond8 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond12 bond0: Enslaving bond12 as an active interface with an up link bond11: Releasing active interface gretap8 bond0: Enslaving gretap8 as an active interface with an up link bond8: making interface gretap7 the new active one bond8: Enslaving gretap7 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond8 bond0: Enslaving bond8 as an active interface with an up link bond8: making interface gretap9 the new active one bond8: Enslaving gretap9 as an active interface with an up link validate_nla: 167 callbacks suppressed netlink: 'syz-executor.0': attribute type 1 has an invalid length. 8021q: adding VLAN 0 to HW filter on device bond11 bond0: Enslaving bond11 as an active interface with an up link netlink: 'syz-executor.2': attribute type 1 has an invalid length. 8021q: adding VLAN 0 to HW filter on device bond10 bond0: Enslaving bond10 as an active interface with an up link netlink: 'syz-executor.4': attribute type 1 has an invalid length. netlink: 'syz-executor.5': attribute type 1 has an invalid length. netlink: 'syz-executor.1': attribute type 1 has an invalid length. bond11: making interface gretap9 the new active one bond11: Enslaving gretap9 as an active interface with an up link bond10: making interface gretap8 the new active one bond10: Enslaving gretap8 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond13 bond0: Enslaving bond13 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond13 bond0: Enslaving bond13 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond11 bond0: Enslaving bond11 as an active interface with an up link bond6: Releasing active interface gretap4 bond0: Enslaving gretap4 as an active interface with an up link bond13: making interface gretap9 the new active one bond13: Enslaving gretap9 as an active interface with an up link bond13: making interface gretap9 the new active one bond13: Enslaving gretap9 as an active interface with an up link bond11: making interface gretap10 the new active one bond11: Enslaving gretap10 as an active interface with an up link netlink: 'syz-executor.3': attribute type 1 has an invalid length. netlink: 'syz-executor.0': attribute type 1 has an invalid length. netlink: 'syz-executor.3': attribute type 1 has an invalid length. netlink: 'syz-executor.2': attribute type 1 has an invalid length. netlink: 'syz-executor.4': attribute type 1 has an invalid length. bond7: Releasing active interface gretap5 bond0: Enslaving gretap5 as an active interface with an up link bond2: Releasing active interface gretap3 bond0: Enslaving gretap3 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond12 bond0: Enslaving bond12 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond14 bond0: Enslaving bond14 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond14 bond0: Enslaving bond14 as an active interface with an up link bond12: making interface gretap11 the new active one bond12: Enslaving gretap11 as an active interface with an up link bond14: making interface gretap10 the new active one bond14: Enslaving gretap10 as an active interface with an up link bond14: making interface gretap10 the new active one bond14: Enslaving gretap10 as an active interface with an up link bond10: Releasing active interface gretap7 bond0: Enslaving gretap7 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond14 bond0: Enslaving bond14 as an active interface with an up link bond14: making interface gretap12 the new active one bond14: Enslaving gretap12 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond16 bond0: Enslaving bond16 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond15 bond0: Enslaving bond15 as an active interface with an up link bond16: making interface gretap11 the new active one bond16: Enslaving gretap11 as an active interface with an up link bond15: making interface gretap11 the new active one bond15: Enslaving gretap11 as an active interface with an up link bond11: Releasing active interface gretap9 bond0: Enslaving gretap9 as an active interface with an up link bond8: Releasing active interface gretap7 bond0: Enslaving gretap7 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond15 bond0: Enslaving bond15 as an active interface with an up link bond15: making interface gretap13 the new active one bond15: Enslaving gretap13 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond15 bond0: Enslaving bond15 as an active interface with an up link bond15: making interface gretap9 the new active one bond15: Enslaving gretap9 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond17 bond0: Enslaving bond17 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond16 bond0: Enslaving bond16 as an active interface with an up link bond17: making interface gretap12 the new active one bond17: Enslaving gretap12 as an active interface with an up link bond16: making interface gretap12 the new active one bond16: Enslaving gretap12 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond16 bond0: Enslaving bond16 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond16 bond0: Enslaving bond16 as an active interface with an up link bond16: making interface gretap14 the new active one bond16: Enslaving gretap14 as an active interface with an up link bond16: making interface gretap10 the new active one bond16: Enslaving gretap10 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond11 bond0: Enslaving bond11 as an active interface with an up link bond11: making interface gretap9 the new active one bond11: Enslaving gretap9 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond12 bond0: Enslaving bond12 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond17 bond0: Enslaving bond17 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond18 bond0: Enslaving bond18 as an active interface with an up link bond12: making interface gretap10 the new active one bond12: Enslaving gretap10 as an active interface with an up link bond17: making interface gretap13 the new active one bond17: Enslaving gretap13 as an active interface with an up link bond18: making interface gretap13 the new active one bond18: Enslaving gretap13 as an active interface with an up link bond17: making interface gretap15 the new active one bond17: Enslaving gretap15 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond17 bond0: Enslaving bond17 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond17 bond0: Enslaving bond17 as an active interface with an up link bond17: making interface gretap11 the new active one bond17: Enslaving gretap11 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond12 bond0: Enslaving bond12 as an active interface with an up link bond20: making interface gretap14 the new active one bond20: Enslaving gretap14 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond13 bond0: Enslaving bond13 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond18 bond0: Enslaving bond18 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond20 bond0: Enslaving bond20 as an active interface with an up link bond12: making interface gretap10 the new active one bond12: Enslaving gretap10 as an active interface with an up link bond13: making interface gretap11 the new active one bond13: Enslaving gretap11 as an active interface with an up link bond18: making interface gretap14 the new active one bond18: Enslaving gretap14 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond18 bond0: Enslaving bond18 as an active interface with an up link bond18: making interface gretap16 the new active one bond18: Enslaving gretap16 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond18 bond0: Enslaving bond18 as an active interface with an up link bond18: making interface gretap12 the new active one bond18: Enslaving gretap12 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond21 bond0: Enslaving bond21 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond19 bond0: Enslaving bond19 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond13 bond0: Enslaving bond13 as an active interface with an up link bond21: making interface gretap15 the new active one bond21: Enslaving gretap15 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond14 bond0: Enslaving bond14 as an active interface with an up link bond19: making interface gretap15 the new active one bond19: Enslaving gretap15 as an active interface with an up link bond13: making interface gretap11 the new active one bond13: Enslaving gretap11 as an active interface with an up link bond14: making interface gretap12 the new active one bond14: Enslaving gretap12 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond19 bond0: Enslaving bond19 as an active interface with an up link bond19: making interface gretap17 the new active one bond19: Enslaving gretap17 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond19 bond0: Enslaving bond19 as an active interface with an up link bond19: making interface gretap13 the new active one bond19: Enslaving gretap13 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond22 bond0: Enslaving bond22 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond15 bond0: Enslaving bond15 as an active interface with an up link bond20: making interface gretap18 the new active one bond20: Enslaving gretap18 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond20 bond0: Enslaving bond20 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond20 bond0: Enslaving bond20 as an active interface with an up link bond22: making interface gretap16 the new active one bond22: Enslaving gretap16 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond14 bond0: Enslaving bond14 as an active interface with an up link bond15: making interface gretap13 the new active one bond15: Enslaving gretap13 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond21 bond0: Enslaving bond21 as an active interface with an up link bond20: making interface gretap16 the new active one bond20: Enslaving gretap16 as an active interface with an up link bond14: making interface gretap12 the new active one bond14: Enslaving gretap12 as an active interface with an up link bond21: making interface gretap14 the new active one bond21: Enslaving gretap14 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond21 bond0: Enslaving bond21 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond16 bond0: Enslaving bond16 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond23 bond0: Enslaving bond23 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond21 bond0: Enslaving bond21 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond16 bond0: Enslaving bond16 as an active interface with an up link bond21: making interface gretap19 the new active one bond21: Enslaving gretap19 as an active interface with an up link bond16: making interface gretap14 the new active one bond16: Enslaving gretap14 as an active interface with an up link bond23: making interface gretap17 the new active one bond23: Enslaving gretap17 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond22 bond0: Enslaving bond22 as an active interface with an up link bond16: making interface gretap13 the new active one bond16: Enslaving gretap13 as an active interface with an up link bond21: making interface gretap17 the new active one bond21: Enslaving gretap17 as an active interface with an up link bond22: making interface gretap15 the new active one bond22: Enslaving gretap15 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond22 bond0: Enslaving bond22 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond24 bond0: Enslaving bond24 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond17 bond0: Enslaving bond17 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond22 bond0: Enslaving bond22 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond17 bond0: Enslaving bond17 as an active interface with an up link bond22: making interface gretap18 the new active one bond22: Enslaving gretap18 as an active interface with an up link bond24: making interface gretap18 the new active one bond24: Enslaving gretap18 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond24 bond0: Enslaving bond24 as an active interface with an up link bond17: making interface gretap15 the new active one bond17: Enslaving gretap15 as an active interface with an up link bond22: making interface gretap20 the new active one bond22: Enslaving gretap20 as an active interface with an up link bond17: making interface gretap14 the new active one bond17: Enslaving gretap14 as an active interface with an up link bond24: making interface gretap16 the new active one bond24: Enslaving gretap16 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond25 bond0: Enslaving bond25 as an active interface with an up link bond25: making interface gretap19 the new active one bond25: Enslaving gretap19 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond23 bond0: Enslaving bond23 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond25 bond0: Enslaving bond25 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond23 bond0: Enslaving bond23 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond18 bond0: Enslaving bond18 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond19 bond0: Enslaving bond19 as an active interface with an up link bond23: making interface gretap19 the new active one bond23: Enslaving gretap19 as an active interface with an up link bond23: making interface gretap21 the new active one bond23: Enslaving gretap21 as an active interface with an up link bond25: making interface gretap17 the new active one bond25: Enslaving gretap17 as an active interface with an up link bond18: making interface gretap16 the new active one bond18: Enslaving gretap16 as an active interface with an up link bond19: making interface gretap15 the new active one bond19: Enslaving gretap15 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond24 bond0: Enslaving bond24 as an active interface with an up link bond24: making interface gretap22 the new active one bond24: Enslaving gretap22 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond26 bond0: Enslaving bond26 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond24 bond0: Enslaving bond24 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond26 bond0: Enslaving bond26 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond19 bond0: Enslaving bond19 as an active interface with an up link bond26: making interface gretap20 the new active one bond26: Enslaving gretap20 as an active interface with an up link bond24: making interface gretap20 the new active one bond24: Enslaving gretap20 as an active interface with an up link bond26: making interface gretap18 the new active one bond26: Enslaving gretap18 as an active interface with an up link bond19: making interface gretap17 the new active one bond19: Enslaving gretap17 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond20 bond0: Enslaving bond20 as an active interface with an up link bond20: making interface gretap16 the new active one bond20: Enslaving gretap16 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond25 bond0: Enslaving bond25 as an active interface with an up link bond25: making interface gretap23 the new active one bond25: Enslaving gretap23 as an active interface with an up link batman_adv: Cannot find parent device 8021q: adding VLAN 0 to HW filter on device bond25 bond0: Enslaving bond25 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond27 bond0: Enslaving bond27 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond28 bond0: Enslaving bond28 as an active interface with an up link bond25: making interface gretap21 the new active one bond25: Enslaving gretap21 as an active interface with an up link bond27: making interface gretap21 the new active one bond27: Enslaving gretap21 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond20 bond0: Enslaving bond20 as an active interface with an up link bond28: making interface gretap19 the new active one bond28: Enslaving gretap19 as an active interface with an up link bond20: making interface gretap18 the new active one bond20: Enslaving gretap18 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond26 bond0: Enslaving bond26 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond28 bond0: Enslaving bond28 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond26 bond0: Enslaving bond26 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond29 bond0: Enslaving bond29 as an active interface with an up link bond26: making interface gretap24 the new active one bond26: Enslaving gretap24 as an active interface with an up link bond28: making interface gretap22 the new active one bond28: Enslaving gretap22 as an active interface with an up link bond26: making interface gretap22 the new active one bond26: Enslaving gretap22 as an active interface with an up link bond29: making interface gretap20 the new active one bond29: Enslaving gretap20 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond22 bond0: Enslaving bond22 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond24 bond0: Enslaving bond24 as an active interface with an up link bond22: making interface gretap19 the new active one bond22: Enslaving gretap19 as an active interface with an up link bond24: making interface gretap17 the new active one bond24: Enslaving gretap17 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond27 bond0: Enslaving bond27 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond27 bond0: Enslaving bond27 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond31 bond0: Enslaving bond31 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond26 bond0: Enslaving bond26 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond29 bond0: Enslaving bond29 as an active interface with an up link bond27: making interface gretap25 the new active one bond27: Enslaving gretap25 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond23 bond0: Enslaving bond23 as an active interface with an up link bond27: making interface gretap23 the new active one bond27: Enslaving gretap23 as an active interface with an up link bond31: making interface gretap21 the new active one bond31: Enslaving gretap21 as an active interface with an up link bond26: making interface gretap18 the new active one bond26: Enslaving gretap18 as an active interface with an up link bond29: making interface gretap23 the new active one bond29: Enslaving gretap23 as an active interface with an up link bond23: making interface gretap20 the new active one bond23: Enslaving gretap20 as an active interface with an up link validate_nla: 158 callbacks suppressed netlink: 'syz-executor.5': attribute type 1 has an invalid length. netlink: 'syz-executor.4': attribute type 1 has an invalid length. netlink: 'syz-executor.1': attribute type 1 has an invalid length. netlink: 'syz-executor.0': attribute type 1 has an invalid length. netlink: 'syz-executor.2': attribute type 1 has an invalid length. netlink: 'syz-executor.3': attribute type 1 has an invalid length. netlink: 'syz-executor.4': attribute type 1 has an invalid length. netlink: 'syz-executor.1': attribute type 1 has an invalid length. netlink: 'syz-executor.5': attribute type 1 has an invalid length. 8021q: adding VLAN 0 to HW filter on device bond28 bond0: Enslaving bond28 as an active interface with an up link netlink: 'syz-executor.0': attribute type 1 has an invalid length. bond30: making interface gretap24 the new active one bond30: Enslaving gretap24 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond32 bond0: Enslaving bond32 as an active interface with an up link bond28: making interface gretap24 the new active one bond28: Enslaving gretap24 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond28 bond0: Enslaving bond28 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond27 bond0: Enslaving bond27 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond30 bond0: Enslaving bond30 as an active interface with an up link bond32: making interface gretap22 the new active one bond32: Enslaving gretap22 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond24 bond0: Enslaving bond24 as an active interface with an up link bond28: making interface gretap26 the new active one bond28: Enslaving gretap26 as an active interface with an up link bond27: making interface gretap19 the new active one bond27: Enslaving gretap19 as an active interface with an up link bond24: making interface gretap21 the new active one bond24: Enslaving gretap21 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond31 bond0: Enslaving bond31 as an active interface with an up link bond31: making interface gretap25 the new active one bond31: Enslaving gretap25 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond29 bond0: Enslaving bond29 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond33 bond0: Enslaving bond33 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond29 bond0: Enslaving bond29 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond29 bond0: Enslaving bond29 as an active interface with an up link bond29: making interface gretap25 the new active one bond29: Enslaving gretap25 as an active interface with an up link bond29: making interface gretap27 the new active one bond29: Enslaving gretap27 as an active interface with an up link bond33: making interface gretap23 the new active one bond33: Enslaving gretap23 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond25 bond0: Enslaving bond25 as an active interface with an up link bond29: making interface gretap20 the new active one bond29: Enslaving gretap20 as an active interface with an up link bond25: making interface gretap22 the new active one bond25: Enslaving gretap22 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond32 bond0: Enslaving bond32 as an active interface with an up link bond32: making interface gretap26 the new active one bond32: Enslaving gretap26 as an active interface with an up link bond34: making interface gretap24 the new active one bond34: Enslaving gretap24 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond30 bond0: Enslaving bond30 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond30 bond0: Enslaving bond30 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond34 bond0: Enslaving bond34 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond30 bond0: Enslaving bond30 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond27 bond0: Enslaving bond27 as an active interface with an up link bond30: making interface gretap26 the new active one bond30: Enslaving gretap26 as an active interface with an up link bond30: making interface gretap28 the new active one bond30: Enslaving gretap28 as an active interface with an up link bond30: making interface gretap21 the new active one bond30: Enslaving gretap21 as an active interface with an up link bond27: making interface gretap23 the new active one bond27: Enslaving gretap23 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond33 bond0: Enslaving bond33 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond31 bond0: Enslaving bond31 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond35 bond0: Enslaving bond35 as an active interface with an up link bond33: making interface gretap27 the new active one bond33: Enslaving gretap27 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond31 bond0: Enslaving bond31 as an active interface with an up link bond31: making interface gretap29 the new active one bond31: Enslaving gretap29 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond31 bond0: Enslaving bond31 as an active interface with an up link bond35: making interface gretap25 the new active one bond35: Enslaving gretap25 as an active interface with an up link 8021q: adding VLAN 0 to HW filter on device bond28 bond0: Enslaving bond28 as an active interface with an up link bond31: making interface gretap27 the new active one bond31: Enslaving gretap27 as an active interface with an up link bond31: making interface gretap22 the new active one bond31: Enslaving gretap22 as an active interface with an up link bond28: making interface gretap24 the new active one bond28: Enslaving gretap24 as an active interface with an up link