[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[ 46.594968][ T27] audit: type=1800 audit(1578483892.625:25): pid=8371 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0
[ 46.615892][ T27] audit: type=1800 audit(1578483892.635:26): pid=8371 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0
[ 46.635708][ T27] audit: type=1800 audit(1578483892.635:27): pid=8371 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0
[....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
Debian GNU/Linux 7 syzkaller ttyS0
Warning: Permanently added '10.128.10.35' (ECDSA) to the list of known hosts.
2020/01/08 11:45:04 fuzzer started
2020/01/08 11:45:05 dialing manager at 10.128.0.26:35703
2020/01/08 11:45:05 syscalls: 2824
2020/01/08 11:45:05 code coverage: enabled
2020/01/08 11:45:05 comparison tracing: enabled
2020/01/08 11:45:05 extra coverage: enabled
2020/01/08 11:45:05 setuid sandbox: enabled
2020/01/08 11:45:05 namespace sandbox: enabled
2020/01/08 11:45:05 Android sandbox: /sys/fs/selinux/policy does not exist
2020/01/08 11:45:05 fault injection: enabled
2020/01/08 11:45:05 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2020/01/08 11:45:05 net packet injection: enabled
2020/01/08 11:45:05 net device setup: enabled
2020/01/08 11:45:05 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2020/01/08 11:45:05 devlink PCI setup: PCI device 0000:00:10.0 is not available
11:45:06 executing program 0:
pipe(&(0x7f0000000200)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = socket$inet6(0xa, 0x80003, 0xff)
ioctl(r2, 0x1000008912, &(0x7f0000000080)="0800b5055e0bcfe87b2071")
r3 = socket$inet_udp(0x2, 0x2, 0x0)
close(r3)
socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=ANY=[@ANYBLOB="1800000031002908100000000000000002"], 0x1}, 0x1, 0xffffff7f0e000000}, 0x0)
write$binfmt_misc(r1, &(0x7f0000000000)=ANY=[], 0xfffffecc)
splice(r0, 0x0, r3, 0x0, 0x4ffe0, 0x0)
11:45:06 executing program 1:
ioctl$PPPIOCGDEBUG(0xffffffffffffffff, 0x80047441, 0x0)
getsockopt$EBT_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x80, 0x0, 0x0)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, 0x0, 0x0)
ioctl$EVIOCGBITSW(0xffffffffffffffff, 0x80404525, 0x0)
openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x200, 0x0)
perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x7}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
ioctl$DRM_IOCTL_ADD_BUFS(0xffffffffffffffff, 0xc0206416, 0x0)
timer_create(0x0, 0x0, 0x0)
unshare(0x40000000)
syzkaller login: [ 60.538523][ T8539] IPVS: ftp: loaded support on port[0] = 21
[ 60.665214][ T8539] chnl_net:caif_netlink_parms(): no params data found
[ 60.705308][ T8542] IPVS: ftp: loaded support on port[0] = 21
[ 60.751704][ T8539] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.758804][ T8539] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.779753][ T8539] device bridge_slave_0 entered promiscuous mode
11:45:06 executing program 2:
r0 = socket$inet(0x10, 0x2, 0x0)
ioctl$sock_ifreq(r0, 0x891f, &(0x7f0000000180)={'\x00', @ifru_flags})
[ 60.801221][ T8539] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.808528][ T8539] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.820801][ T8539] device bridge_slave_1 entered promiscuous mode
[ 60.861896][ T8539] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 60.884787][ T8539] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 60.953749][ T8539] team0: Port device team_slave_0 added
[ 60.975146][ T8542] chnl_net:caif_netlink_parms(): no params data found
[ 60.993219][ T8539] team0: Port device team_slave_1 added
11:45:07 executing program 3:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
r1 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r2=>0x0]}, &(0x7f000095dffc)=0x8)
getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x18, &(0x7f00000023c0)={r2, @in6={{0xa, 0x0, 0x0, @empty}}}, &(0x7f0000002480)=0x98)
[ 61.113100][ T8539] device hsr_slave_0 entered promiscuous mode
11:45:07 executing program 4:
mkdir(&(0x7f0000000040)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='devtmpfs\x00', 0x440, 0x0)
chdir(&(0x7f0000000200)='./file0\x00')
r0 = open(&(0x7f0000000040)='.\x00', 0x0, 0x0)
getdents64(r0, &(0x7f00000000c0)=""/79, 0xffa0)
[ 61.282278][ T8539] device hsr_slave_1 entered promiscuous mode
[ 61.356730][ T8547] IPVS: ftp: loaded support on port[0] = 21
[ 61.373733][ T8545] IPVS: ftp: loaded support on port[0] = 21
[ 61.398020][ T8542] bridge0: port 1(bridge_slave_0) entered blocking state
[ 61.429254][ T8542] bridge0: port 1(bridge_slave_0) entered disabled state
[ 61.437299][ T8542] device bridge_slave_0 entered promiscuous mode
11:45:07 executing program 5:
r0 = syz_open_dev$dri(&(0x7f0000000240)='/dev/dri/card#\x00', 0x0, 0x0)
ioctl$DRM_IOCTL_SET_VERSION(r0, 0xc0106407, &(0x7f0000000000)={0xffffffff})
[ 61.473913][ T8549] IPVS: ftp: loaded support on port[0] = 21
[ 61.503913][ T8542] bridge0: port 2(bridge_slave_1) entered blocking state
[ 61.517801][ T8542] bridge0: port 2(bridge_slave_1) entered disabled state
[ 61.527670][ T8542] device bridge_slave_1 entered promiscuous mode
[ 61.611622][ T8542] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 61.622656][ T8542] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 61.637794][ T8551] IPVS: ftp: loaded support on port[0] = 21
[ 61.708696][ T8542] team0: Port device team_slave_0 added
[ 61.717129][ T8542] team0: Port device team_slave_1 added
[ 61.724968][ T8539] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 61.771896][ T8539] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 61.861636][ T8539] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 61.912532][ T8539] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 62.030936][ T8542] device hsr_slave_0 entered promiscuous mode
[ 62.080347][ T8542] device hsr_slave_1 entered promiscuous mode
[ 62.129212][ T8542] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 62.129302][ T8542] Cannot create hsr debugfs directory
[ 62.143814][ T8547] chnl_net:caif_netlink_parms(): no params data found
[ 62.213897][ T8549] chnl_net:caif_netlink_parms(): no params data found
[ 62.286689][ T8545] chnl_net:caif_netlink_parms(): no params data found
[ 62.297779][ T8547] bridge0: port 1(bridge_slave_0) entered blocking state
[ 62.305876][ T8547] bridge0: port 1(bridge_slave_0) entered disabled state
[ 62.314062][ T8547] device bridge_slave_0 entered promiscuous mode
[ 62.324582][ T8547] bridge0: port 2(bridge_slave_1) entered blocking state
[ 62.332047][ T8547] bridge0: port 2(bridge_slave_1) entered disabled state
[ 62.341242][ T8547] device bridge_slave_1 entered promiscuous mode
[ 62.397730][ T8551] chnl_net:caif_netlink_parms(): no params data found
[ 62.422704][ T8549] bridge0: port 1(bridge_slave_0) entered blocking state
[ 62.430004][ T8549] bridge0: port 1(bridge_slave_0) entered disabled state
[ 62.438256][ T8549] device bridge_slave_0 entered promiscuous mode
[ 62.448714][ T8549] bridge0: port 2(bridge_slave_1) entered blocking state
[ 62.456301][ T8549] bridge0: port 2(bridge_slave_1) entered disabled state
[ 62.464201][ T8549] device bridge_slave_1 entered promiscuous mode
[ 62.484417][ T8547] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 62.503018][ T8547] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 62.515529][ T8549] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 62.527763][ T8549] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 62.557749][ T8547] team0: Port device team_slave_0 added
[ 62.569230][ T8547] team0: Port device team_slave_1 added
[ 62.652101][ T8547] device hsr_slave_0 entered promiscuous mode
[ 62.689579][ T8547] device hsr_slave_1 entered promiscuous mode
[ 62.729269][ T8547] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 62.736980][ T8547] Cannot create hsr debugfs directory
[ 62.746187][ T8545] bridge0: port 1(bridge_slave_0) entered blocking state
[ 62.753864][ T8545] bridge0: port 1(bridge_slave_0) entered disabled state
[ 62.761893][ T8545] device bridge_slave_0 entered promiscuous mode
[ 62.773723][ T8545] bridge0: port 2(bridge_slave_1) entered blocking state
[ 62.781008][ T8545] bridge0: port 2(bridge_slave_1) entered disabled state
[ 62.788629][ T8545] device bridge_slave_1 entered promiscuous mode
[ 62.798261][ T8549] team0: Port device team_slave_0 added
[ 62.809500][ T8542] netdevsim netdevsim1 netdevsim0: renamed from eth0
[ 62.855841][ T8542] netdevsim netdevsim1 netdevsim1: renamed from eth1
[ 62.905238][ T8542] netdevsim netdevsim1 netdevsim2: renamed from eth2
[ 62.974410][ T8549] team0: Port device team_slave_1 added
[ 62.995466][ T8551] bridge0: port 1(bridge_slave_0) entered blocking state
[ 63.004722][ T8551] bridge0: port 1(bridge_slave_0) entered disabled state
[ 63.013217][ T8551] device bridge_slave_0 entered promiscuous mode
[ 63.020795][ T8542] netdevsim netdevsim1 netdevsim3: renamed from eth3
[ 63.092563][ T8545] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 63.110173][ T8545] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 63.125331][ T8551] bridge0: port 2(bridge_slave_1) entered blocking state
[ 63.133030][ T8551] bridge0: port 2(bridge_slave_1) entered disabled state
[ 63.140973][ T8551] device bridge_slave_1 entered promiscuous mode
[ 63.187636][ T8539] 8021q: adding VLAN 0 to HW filter on device bond0
[ 63.200042][ T8551] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 63.251034][ T8549] device hsr_slave_0 entered promiscuous mode
[ 63.299841][ T8549] device hsr_slave_1 entered promiscuous mode
[ 63.339275][ T8549] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 63.347010][ T8549] Cannot create hsr debugfs directory
[ 63.364814][ T8551] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 63.391245][ T8545] team0: Port device team_slave_0 added
[ 63.399709][ T8545] team0: Port device team_slave_1 added
[ 63.425631][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 63.434374][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 63.521357][ T8545] device hsr_slave_0 entered promiscuous mode
[ 63.572457][ T8545] device hsr_slave_1 entered promiscuous mode
[ 63.609971][ T8545] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 63.617615][ T8545] Cannot create hsr debugfs directory
[ 63.652422][ T8539] 8021q: adding VLAN 0 to HW filter on device team0
[ 63.678073][ T8551] team0: Port device team_slave_0 added
[ 63.691796][ T3938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 63.701870][ T3938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 63.710859][ T3938] bridge0: port 1(bridge_slave_0) entered blocking state
[ 63.718231][ T3938] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 63.727454][ T3938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 63.735481][ T3938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 63.744627][ T3938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 63.754588][ T3938] bridge0: port 2(bridge_slave_1) entered blocking state
[ 63.761760][ T3938] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 63.779722][ T8547] netdevsim netdevsim3 netdevsim0: renamed from eth0
[ 63.813376][ T8551] team0: Port device team_slave_1 added
[ 63.838776][ T8547] netdevsim netdevsim3 netdevsim1: renamed from eth1
[ 63.881317][ T8547] netdevsim netdevsim3 netdevsim2: renamed from eth2
[ 63.931693][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 63.976375][ T8547] netdevsim netdevsim3 netdevsim3: renamed from eth3
[ 64.030899][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 64.039941][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 64.048629][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 64.066890][ T8539] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 64.078738][ T8539] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 64.107315][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 64.116109][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 64.126211][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 64.134646][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 64.143109][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 64.152405][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 64.161150][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 64.175777][ T8545] netdevsim netdevsim2 netdevsim0: renamed from eth0
[ 64.221024][ T8545] netdevsim netdevsim2 netdevsim1: renamed from eth1
[ 64.321004][ T8551] device hsr_slave_0 entered promiscuous mode
[ 64.359561][ T8551] device hsr_slave_1 entered promiscuous mode
[ 64.419251][ T8551] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 64.426835][ T8551] Cannot create hsr debugfs directory
[ 64.461564][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 64.475810][ T8545] netdevsim netdevsim2 netdevsim2: renamed from eth2
[ 64.514367][ T8545] netdevsim netdevsim2 netdevsim3: renamed from eth3
[ 64.618190][ T8542] 8021q: adding VLAN 0 to HW filter on device bond0
[ 64.628102][ T8549] netdevsim netdevsim4 netdevsim0: renamed from eth0
[ 64.656212][ T8549] netdevsim netdevsim4 netdevsim1: renamed from eth1
[ 64.710364][ T8539] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 64.727349][ T8542] 8021q: adding VLAN 0 to HW filter on device team0
[ 64.741969][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 64.754028][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 64.762154][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 64.770480][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 64.778311][ T8549] netdevsim netdevsim4 netdevsim2: renamed from eth2
[ 64.858594][ T8549] netdevsim netdevsim4 netdevsim3: renamed from eth3
[ 64.923593][ T8547] 8021q: adding VLAN 0 to HW filter on device bond0
[ 64.936400][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 64.945032][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 64.954113][ T3927] bridge0: port 1(bridge_slave_0) entered blocking state
[ 64.961278][ T3927] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 64.969023][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 64.977797][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 64.986430][ T3927] bridge0: port 2(bridge_slave_1) entered blocking state
[ 64.993692][ T3927] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 65.002224][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 65.028313][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 65.036272][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 65.044894][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 65.053796][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 65.063145][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 65.072338][ T3927] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 65.110290][ T8547] 8021q: adding VLAN 0 to HW filter on device team0
[ 65.122017][ T8551] netdevsim netdevsim5 netdevsim0: renamed from eth0
[ 65.172574][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 65.180623][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 65.189431][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 65.198222][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 65.206189][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 65.214165][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 65.222527][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 65.247136][ T8539] device veth0_vlan entered promiscuous mode
[ 65.271511][ T8551] netdevsim netdevsim5 netdevsim1: renamed from eth1
[ 65.303733][ T8551] netdevsim netdevsim5 netdevsim2: renamed from eth2
[ 65.372662][ T8551] netdevsim netdevsim5 netdevsim3: renamed from eth3
[ 65.431636][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 65.440600][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 65.448858][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 65.457540][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 65.465999][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 65.475373][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 65.483978][ T2677] bridge0: port 1(bridge_slave_0) entered blocking state
[ 65.491229][ T2677] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 65.498834][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 65.508190][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 65.516702][ T2677] bridge0: port 2(bridge_slave_1) entered blocking state
[ 65.523794][ T2677] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 65.532116][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 65.543891][ T8542] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 65.567232][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 65.575413][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 65.583858][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 65.595421][ T8539] device veth1_vlan entered promiscuous mode
[ 65.628194][ T8545] 8021q: adding VLAN 0 to HW filter on device bond0
[ 65.648836][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 65.658259][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 65.667248][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 65.675952][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 65.683752][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 65.731249][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 65.740874][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 65.749890][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 65.757609][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 65.765779][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 65.777065][ T8542] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 65.797688][ T8549] 8021q: adding VLAN 0 to HW filter on device bond0
[ 65.809052][ T8545] 8021q: adding VLAN 0 to HW filter on device team0
[ 65.871228][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 65.886411][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 65.903653][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 65.913424][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 65.922344][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 65.931292][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 170.919079][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 170.926038][ C0] rcu: 0-...!: (10499 ticks this GP) idle=0a2/1/0x4000000000000002 softirq=11624/11624 fqs=37
[ 170.936722][ C0] (t=10501 jiffies g=6769 q=93)
[ 170.941683][ C0] rcu: rcu_preempt kthread starved for 10428 jiffies! g6769 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
[ 170.952959][ C0] rcu: RCU grace-period kthread stack dump:
[ 170.958875][ C0] rcu_preempt I28984 10 2 0x80004000
[ 170.965231][ C0] Call Trace:
[ 170.968543][ C0] __schedule+0x9a0/0xcc0
[ 170.972887][ C0] schedule+0x181/0x210
[ 170.977051][ C0] schedule_timeout+0x14f/0x240
[ 170.981905][ C0] ? run_local_timers+0x120/0x120
[ 170.986963][ C0] rcu_gp_kthread+0xed8/0x1770
[ 170.991744][ C0] kthread+0x332/0x350
[ 170.995812][ C0] ? rcu_report_qs_rsp+0x140/0x140
[ 171.000924][ C0] ? kthread_blkcg+0xe0/0xe0
[ 171.005515][ C0] ret_from_fork+0x24/0x30
[ 171.009980][ C0] NMI backtrace for cpu 0
[ 171.014301][ C0] CPU: 0 PID: 73 Comm: kworker/u4:2 Not tainted 5.5.0-rc5-syzkaller #0
[ 171.022517][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 171.032674][ C0] Workqueue: 0x0 (bat_events)
[ 171.037534][ C0] Call Trace:
[ 171.040834][ C0] <IRQ>
[ 171.043685][ C0] dump_stack+0x1fb/0x318
[ 171.048013][ C0] nmi_cpu_backtrace+0xaf/0x1a0
[ 171.052861][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290
[ 171.059035][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 171.065107][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290
[ 171.071093][ C0] arch_trigger_cpumask_backtrace+0x10/0x20
[ 171.076994][ C0] rcu_dump_cpu_stacks+0x15a/0x220
[ 171.082111][ C0] rcu_sched_clock_irq+0xe25/0x1ad0
[ 171.087326][ C0] ? trace_hardirqs_off+0x74/0x80
[ 171.092370][ C0] update_process_times+0x12d/0x180
[ 171.097592][ C0] tick_sched_timer+0x263/0x420
[ 171.102445][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0
[ 171.107995][ C0] __hrtimer_run_queues+0x403/0x840
[ 171.113205][ C0] hrtimer_interrupt+0x38c/0xda0
[ 171.118167][ C0] ? debug_smp_processor_id+0x9/0x20
[ 171.123458][ C0] smp_apic_timer_interrupt+0x109/0x280
[ 171.129000][ C0] apic_timer_interrupt+0xf/0x20
[ 171.133921][ C0] </IRQ>
[ 171.136861][ C0] RIP: 0010:__memcg_kmem_uncharge+0x138/0x1a0
[ 171.142937][ C0] Code: 42 8a 04 28 84 c0 75 3b f6 03 01 75 10 49 83 c7 10 4c 89 ff 48 8b 75 d0 e8 f5 90 00 00 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f <5d> c3 44 89 e1 80 e1 07 80 c1 03 38 c1 7c 96 4c 89 e7 e8 11 06 fb
[ 171.162536][ C0] RSP: 0018:ffffc90001087c20 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[ 171.170941][ C0] RAX: 0000000000000001 RBX: ffffea00023e2fc0 RCX: 0000000000000000
[ 171.178907][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00023e2fc0
[ 171.186875][ C0] RBP: ffffc90001087c20 R08: 000000000003a728 R09: fffffbfff124248a
[ 171.194848][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff88809def27a0
[ 171.202847][ C0] R13: dffffc0000000000 R14: 1ffff11013bde4f4 R15: ffff8880a1c97738
[ 171.210839][ C0] free_thread_stack+0x12e/0x590
[ 171.215769][ C0] put_task_stack+0xa3/0x130
[ 171.220346][ C0] finish_task_switch+0x3f1/0x550
[ 171.225358][ C0] __schedule+0x9a8/0xcc0
[ 171.229690][ C0] schedule+0x181/0x210
[ 171.233836][ C0] worker_thread+0x10d6/0x1630
[ 171.238621][ C0] kthread+0x332/0x350
[ 171.242709][ C0] ? rcu_lock_release+0x30/0x30
[ 171.247558][ C0] ? kthread_blkcg+0xe0/0xe0
[ 171.252149][ C0] ret_from_fork+0x24/0x30