[ 40.225026] audit: type=1800 audit(1561782510.535:30): pid=7594 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2490 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 45.392209] kauditd_printk_skb: 4 callbacks suppressed [ 45.392225] audit: type=1400 audit(1561782515.715:35): avc: denied { map } for pid=7770 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.114' (ECDSA) to the list of known hosts. [ 71.744983] audit: type=1400 audit(1561782542.065:36): avc: denied { map } for pid=7782 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/06/29 04:29:02 parsed 1 programs [ 72.567412] audit: type=1400 audit(1561782542.895:37): avc: denied { map } for pid=7782 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=4454 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2019/06/29 04:29:05 executed programs: 0 [ 74.924805] IPVS: ftp: loaded support on port[0] = 21 [ 74.924812] IPVS: ftp: loaded support on port[0] = 21 [ 74.937300] IPVS: ftp: loaded support on port[0] = 21 [ 75.039309] IPVS: ftp: loaded support on port[0] = 21 [ 75.042673] IPVS: ftp: loaded support on port[0] = 21 [ 75.083613] IPVS: ftp: loaded support on port[0] = 21 [ 75.304588] chnl_net:caif_netlink_parms(): no params data found [ 75.328836] chnl_net:caif_netlink_parms(): no params data found [ 75.338039] chnl_net:caif_netlink_parms(): no params data found [ 75.468725] chnl_net:caif_netlink_parms(): no params data found [ 75.513246] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.519934] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.527160] device bridge_slave_0 entered promiscuous mode [ 75.555543] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.562146] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.570897] device bridge_slave_0 entered promiscuous mode [ 75.577723] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.584081] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.591693] device bridge_slave_1 entered promiscuous mode [ 75.610443] chnl_net:caif_netlink_parms(): no params data found [ 75.639494] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.646573] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.653546] device bridge_slave_1 entered promiscuous mode [ 75.662798] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 75.676716] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 75.688714] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.695070] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.702617] device bridge_slave_0 entered promiscuous mode [ 75.714922] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.721406] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.728833] device bridge_slave_1 entered promiscuous mode [ 75.765141] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.771568] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.778969] device bridge_slave_0 entered promiscuous mode [ 75.791341] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.797846] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.805101] device bridge_slave_1 entered promiscuous mode [ 75.812689] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 75.885515] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 75.894155] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 75.902061] team0: Port device team_slave_0 added [ 75.908701] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 75.918531] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 75.930161] chnl_net:caif_netlink_parms(): no params data found [ 75.950818] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 75.958368] team0: Port device team_slave_1 added [ 75.971388] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 75.980988] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 75.999784] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.006873] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.013876] device bridge_slave_0 entered promiscuous mode [ 76.021227] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.027655] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.034946] device bridge_slave_1 entered promiscuous mode [ 76.041458] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 76.049263] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 76.086380] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 76.093791] team0: Port device team_slave_0 added [ 76.099812] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 76.107369] team0: Port device team_slave_1 added [ 76.118537] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 76.126758] team0: Port device team_slave_0 added [ 76.179116] device hsr_slave_0 entered promiscuous mode [ 76.205933] device hsr_slave_1 entered promiscuous mode [ 76.276416] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 76.283630] team0: Port device team_slave_0 added [ 76.289083] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 76.305255] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 76.313540] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 76.320916] team0: Port device team_slave_1 added [ 76.326949] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 76.339144] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 76.346157] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 76.353599] team0: Port device team_slave_1 added [ 76.360931] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 76.381799] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 76.401572] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 76.408845] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 76.418137] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 76.426318] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 76.488809] device hsr_slave_0 entered promiscuous mode [ 76.526114] device hsr_slave_1 entered promiscuous mode [ 76.591569] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.598494] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.606066] device bridge_slave_0 entered promiscuous mode [ 76.612659] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 76.620077] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 76.690719] device hsr_slave_0 entered promiscuous mode [ 76.735993] device hsr_slave_1 entered promiscuous mode [ 76.783608] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 76.792525] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 76.800098] team0: Port device team_slave_0 added [ 76.805130] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.812658] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.819799] device bridge_slave_1 entered promiscuous mode [ 76.878816] device hsr_slave_0 entered promiscuous mode [ 76.916064] device hsr_slave_1 entered promiscuous mode [ 76.956281] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 76.963159] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 76.971000] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 76.978454] team0: Port device team_slave_1 added [ 76.985634] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 76.995913] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 77.018641] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 77.045560] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 77.097978] device hsr_slave_0 entered promiscuous mode [ 77.156061] device hsr_slave_1 entered promiscuous mode [ 77.216534] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 77.225225] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 77.235288] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 77.248658] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 77.259197] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 77.267326] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 77.281827] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 77.319360] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 77.327690] team0: Port device team_slave_0 added [ 77.333523] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 77.341619] team0: Port device team_slave_1 added [ 77.347888] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 77.356138] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 77.362681] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 77.439088] device hsr_slave_0 entered promiscuous mode [ 77.475951] device hsr_slave_1 entered promiscuous mode [ 77.519394] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 77.530248] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 77.586462] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.598606] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 77.609499] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.620795] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 77.630078] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 77.649943] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 77.661725] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 77.668088] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.676917] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 77.683411] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.691012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.697994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.704795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.716618] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.733001] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 77.753925] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.762183] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.770341] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.776848] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.784138] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.794203] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 77.800410] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.814526] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 77.823492] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 77.839809] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 77.848383] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 77.857406] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.865152] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.872948] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.879353] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.886744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.894421] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.902234] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.908615] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.915528] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.923388] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.931065] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.937469] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.944671] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.954836] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.964920] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 77.974987] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 77.983800] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 77.995247] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 78.004107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.012647] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.020928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.028109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.047174] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.056713] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 78.064549] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 78.078196] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 78.084267] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.091853] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.100581] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.108556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.115459] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.122401] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.130245] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.140492] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 78.149196] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 78.155263] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.164174] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 78.173907] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 78.182468] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.189636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.199604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.207664] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.215202] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.221588] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.228930] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.236874] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.247026] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.256561] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 78.265236] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 78.274735] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 78.283546] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.290850] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.298352] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.306646] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.314184] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.320575] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.327875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.335509] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.344391] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 78.351479] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.363002] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 78.371068] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 78.379697] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.387483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.394308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.401380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.409174] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.418100] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 78.426269] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.433130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.440902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.448673] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.455006] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.461937] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.471419] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.480251] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 78.493360] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 78.501508] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 78.512087] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 78.523777] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 78.530208] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.536939] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.544675] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.552678] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.559086] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.566404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.574109] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.581900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.589598] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.597218] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.604913] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.612590] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.618968] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.628187] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 78.637333] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 78.645184] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.655218] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 78.663952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.673750] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.682353] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.690576] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.696962] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.703968] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.711622] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.719273] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.727765] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.735209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.745458] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.758128] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 78.767768] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 78.775553] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 78.782565] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.791353] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 78.798355] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.807154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.814818] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.823047] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.831041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.838793] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.845127] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.852050] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.859545] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.867312] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.874424] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.886412] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 78.898540] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 78.909180] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.919273] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 78.925296] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.934099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.942197] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.949935] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.958082] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.965608] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.971987] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.978878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.988396] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 78.998753] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 79.010543] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 79.020329] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.028086] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 79.038831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.047085] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.054724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.062817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.070568] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.081012] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 79.088976] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 79.104785] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 79.114010] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 79.122713] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 79.131470] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.139314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 79.147819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.155216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 79.163067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.170842] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.179831] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.188612] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 79.194650] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.206872] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 79.218000] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.230915] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.239968] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 79.248028] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.256302] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.264019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.271903] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.279727] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.288139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 79.295832] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.303474] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.310930] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.332393] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.343360] audit: type=1400 audit(1561782549.665:38): avc: denied { associate } for pid=7808 comm="syz-executor.4" name="syz4" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 79.350827] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 79.379916] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 79.391186] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 79.405366] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 79.426058] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 79.433649] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.443070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.453879] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.465533] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.473744] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.486622] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 79.492664] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.504657] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 79.517543] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 79.562847] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.570716] audit: type=1400 audit(1561782549.895:39): avc: denied { create } for pid=7827 comm="syz-executor.4" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 79.596497] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 79.600952] audit: type=1400 audit(1561782549.905:40): avc: denied { write } for pid=7827 comm="syz-executor.4" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 79.604215] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.635010] audit: type=1400 audit(1561782549.905:41): avc: denied { read } for pid=7827 comm="syz-executor.4" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 79.637306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 79.666316] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.677247] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 79.686474] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 79.694896] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 79.707520] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 79.713550] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.723130] Started in network mode [ 79.738442] Own node identity 7f000001, cluster identity 4711 [ 79.754883] New replicast peer: 172.20.20.22 [ 79.760424] Enabled bearer , priority 2 [ 79.766714] Started in network mode [ 79.770376] Own node identity 7f000001, cluster identity 4711 [ 79.776900] New replicast peer: 172.20.20.22 [ 79.781918] Enabled bearer , priority 2 [ 79.787993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 79.795566] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.806317] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 79.813729] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.824528] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 79.832594] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.847330] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 79.853528] Enabling of bearer rejected, already enabled 2019/06/29 04:29:10 executed programs: 6 [ 79.870831] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 79.906408] Enabling of bearer rejected, already enabled [ 79.921251] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 79.960513] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.991049] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.004203] Started in network mode [ 80.008376] Own node identity 7f000001, cluster identity 4711 [ 80.014499] New replicast peer: 172.20.20.22 [ 80.020372] Enabled bearer , priority 2 [ 80.032428] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.051568] Enabling of bearer rejected, already enabled [ 80.080663] Enabling of bearer rejected, already enabled [ 80.102066] Enabling of bearer rejected, already enabled [ 80.124305] Started in network mode [ 80.174162] Own node identity 7f000001, cluster identity 4711 [ 80.200721] New replicast peer: 172.20.20.22 [ 80.213937] Enabled bearer , priority 2 [ 80.221942] Enabling of bearer rejected, already enabled [ 80.236882] Enabling of bearer rejected, already enabled [ 80.267024] Enabling of bearer rejected, already enabled [ 80.285345] Enabling of bearer rejected, already enabled [ 80.305676] Enabling of bearer rejected, already enabled [ 80.321421] Started in network mode [ 80.330722] Own node identity 7f000001, cluster identity 4711 [ 80.338729] ------------[ cut here ]------------ [ 80.345590] kernel BUG at arch/x86/mm/physaddr.c:27! [ 80.346272] New replicast peer: 172.20.20.22 [ 80.350697] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 80.350710] CPU: 1 PID: 19 Comm: kworker/1:0 Not tainted 4.19.56 #28 [ 80.350722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.355573] Enabled bearer , priority 2 [ 80.360474] Workqueue: events cache_reap [ 80.360492] RIP: 0010:__phys_addr+0xb3/0x120 [ 80.360505] Code: 08 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 c6 16 3a 00 48 85 db 75 0f e8 1c 15 3a 00 4c 89 e0 5b 41 5c 41 5d 5d c3 e8 0d 15 3a 00 <0f> 0b e8 06 15 3a 00 48 c7 c0 10 50 67 88 48 ba 00 00 00 00 00 fc [ 80.360512] RSP: 0018:ffff8880aa2b7bd8 EFLAGS: 00010093 [ 80.368735] Started in network mode [ 80.376366] RAX: ffff8880aa2a8500 RBX: 0000000000000000 RCX: ffffffff81310142 [ 80.376374] RDX: 0000000000000000 RSI: ffffffff813101a3 RDI: 0000000000000006 [ 80.376382] RBP: ffff8880aa2b7bf0 R08: ffff8880aa2a8500 R09: ffffed1014293ce1 [ 80.376390] R10: ffffed1014293ce0 R11: ffff8880a149e703 R12: 0000778000000000 [ 80.376397] R13: 0000000080000000 R14: ffff8880a149e700 R15: ffff8880a149e700 [ 80.376411] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 80.381647] Own node identity 7f000001, cluster identity 4711 [ 80.385301] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.385310] CR2: 000000000070e158 CR3: 000000009eec3000 CR4: 00000000001406e0 [ 80.385318] Call Trace: [ 80.385334] free_block+0xa8/0x250 [ 80.385350] drain_array_locked+0x36/0x90 [ 80.391294] New replicast peer: 172.20.20.22 [ 80.408644] drain_array+0x8c/0xb0 [ 80.408667] cache_reap+0xf4/0x280 [ 80.408689] process_one_work+0x989/0x1750 [ 80.415071] Enabled bearer , priority 2 [ 80.418011] ? pwq_dec_nr_in_flight+0x320/0x320 [ 80.418026] ? lock_acquire+0x16f/0x3f0 [ 80.418041] ? kasan_check_write+0x14/0x20 [ 80.418058] ? do_raw_spin_lock+0xc8/0x240 [ 80.425994] Enabling of bearer rejected, already enabled [ 80.432585] worker_thread+0x98/0xe40 [ 80.432605] kthread+0x354/0x420 [ 80.432622] ? process_one_work+0x1750/0x1750 [ 80.441684] Enabling of bearer rejected, already enabled [ 80.447162] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 80.447178] ret_from_fork+0x24/0x30 [ 80.447190] Modules linked in: [ 80.447208] ---[ end trace a5e277d1d5a6e4d2 ]--- [ 80.457871] Enabling of bearer rejected, already enabled [ 80.462701] RIP: 0010:__phys_addr+0xb3/0x120 [ 80.462715] Code: 08 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 c6 16 3a 00 48 85 db 75 0f e8 1c 15 3a 00 4c 89 e0 5b 41 5c 41 5d 5d c3 e8 0d 15 3a 00 <0f> 0b e8 06 15 3a 00 48 c7 c0 10 50 67 88 48 ba 00 00 00 00 00 fc [ 80.462728] RSP: 0018:ffff8880aa2b7bd8 EFLAGS: 00010093 [ 80.606245] RAX: ffff8880aa2a8500 RBX: 0000000000000000 RCX: ffffffff81310142 [ 80.613493] RDX: 0000000000000000 RSI: ffffffff813101a3 RDI: 0000000000000006 [ 80.620740] RBP: ffff8880aa2b7bf0 R08: ffff8880aa2a8500 R09: ffffed1014293ce1 [ 80.627993] R10: ffffed1014293ce0 R11: ffff8880a149e703 R12: 0000778000000000 [ 80.635240] R13: 0000000080000000 R14: ffff8880a149e700 R15: ffff8880a149e700 [ 80.642492] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 80.650697] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.656557] CR2: 000000000070e158 CR3: 000000009eec3000 CR4: 00000000001406e0 [ 80.663806] Kernel panic - not syncing: Fatal exception [ 80.669159] [ 80.669163] ====================================================== [ 80.669166] WARNING: possible circular locking dependency detected [ 80.669168] 4.19.56 #28 Not tainted [ 80.669171] ------------------------------------------------------ [ 80.669174] kworker/1:0/19 is trying to acquire lock: [ 80.669176] 000000002cb7c18b (console_owner){-...}, at: console_unlock+0x41f/0x10b0 [ 80.669184] [ 80.669186] but task is already holding lock: [ 80.669188] 00000000c1aa6916 (&(&parent->list_lock)->rlock){-.-.}, at: drain_array+0x7a/0xb0 [ 80.669196] [ 80.669198] which lock already depends on the new lock. [ 80.669199] [ 80.669201] [ 80.669204] the existing dependency chain (in reverse order) is: [ 80.669205] [ 80.669206] -> #5 (&(&parent->list_lock)->rlock){-.-.}: [ 80.669214] _raw_spin_lock+0x2f/0x40 [ 80.669216] ____cache_alloc_node+0x3f/0x1e0 [ 80.669219] alternate_node_alloc.part.0+0x59/0x80 [ 80.669221] alternate_node_alloc+0x21/0x30 [ 80.669223] kmem_cache_alloc+0xbd/0x700 [ 80.669226] __debug_object_init+0x755/0xc30 [ 80.669228] debug_object_activate+0x2b1/0x4e0 [ 80.669230] add_timer+0x3ad/0xbe0 [ 80.669233] __queue_delayed_work+0x1af/0x270 [ 80.669235] queue_delayed_work_on+0x19a/0x200 [ 80.669237] start_dirtytime_writeback+0x54/0x5a [ 80.669240] do_one_initcall+0x107/0x78c [ 80.669242] kernel_init_freeable+0x4d4/0x5c8 [ 80.669244] kernel_init+0x12/0x1c1 [ 80.669246] ret_from_fork+0x24/0x30 [ 80.669247] [ 80.669249] -> #4 (&base->lock){-.-.}: [ 80.669256] _raw_spin_lock_irqsave+0x95/0xcd [ 80.669258] lock_timer_base+0x56/0x1b0 [ 80.669260] mod_timer+0x78c/0x1030 [ 80.669275] worker_enter_idle+0x4bc/0x600 [ 80.669277] create_worker+0x3a8/0x570 [ 80.669279] worker_thread+0xa4e/0xe40 [ 80.669281] kthread+0x354/0x420 [ 80.669284] ret_from_fork+0x24/0x30 [ 80.669285] [ 80.669286] -> #3 (&pool->lock/1){..-.}: [ 80.669295] _raw_spin_lock+0x2f/0x40 [ 80.669297] __queue_work+0x23d/0x10d0 [ 80.669299] queue_work_on+0x192/0x200 [ 80.669302] tty_flip_buffer_push+0xc5/0x100 [ 80.669304] pty_write+0x1a6/0x200 [ 80.669306] n_tty_write+0xafa/0x10f0 [ 80.669308] tty_write+0x458/0x7a0 [ 80.669310] __vfs_write+0x114/0x810 [ 80.669312] vfs_write+0x20c/0x560 [ 80.669314] ksys_write+0x14f/0x2d0 [ 80.669317] __x64_sys_write+0x73/0xb0 [ 80.669319] do_syscall_64+0xfd/0x620 [ 80.669322] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.669323] [ 80.669324] -> #2 (&(&port->lock)->rlock){-.-.}: [ 80.669332] _raw_spin_lock_irqsave+0x95/0xcd [ 80.669334] tty_port_tty_get+0x22/0x80 [ 80.669337] tty_port_default_wakeup+0x16/0x40 [ 80.669339] tty_port_tty_wakeup+0x57/0x70 [ 80.669342] uart_write_wakeup+0x46/0x70 [ 80.669344] serial8250_tx_chars+0x495/0xaf0 [ 80.669347] serial8250_handle_irq.part.0+0x1dd/0x260 [ 80.669350] serial8250_default_handle_irq+0xc0/0x150 [ 80.669352] serial8250_interrupt+0xfc/0x1e0 [ 80.669355] __handle_irq_event_percpu+0x144/0x8f0 [ 80.669358] handle_irq_event_percpu+0x74/0x160 [ 80.669360] handle_irq_event+0xa7/0x134 [ 80.669362] handle_edge_irq+0x25e/0x8d0 [ 80.669364] handle_irq+0x39/0x50 [ 80.669366] do_IRQ+0x99/0x1d0 [ 80.669369] ret_from_intr+0x0/0x1e [ 80.669371] _raw_spin_unlock_irqrestore+0x95/0xe0 [ 80.669374] uart_write+0x3a9/0x6f0 [ 80.669376] n_tty_write+0x3f9/0x10f0 [ 80.669378] tty_write+0x458/0x7a0 [ 80.669381] redirected_tty_write+0xb2/0xc0 [ 80.669383] __vfs_write+0x114/0x810 [ 80.669385] vfs_write+0x20c/0x560 [ 80.669387] ksys_write+0x14f/0x2d0 [ 80.669389] __x64_sys_write+0x73/0xb0 [ 80.669391] do_syscall_64+0xfd/0x620 [ 80.669394] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.669395] [ 80.669397] -> #1 (&port_lock_key){-.-.}: [ 80.669405] _raw_spin_lock_irqsave+0x95/0xcd [ 80.669407] serial8250_console_write+0x7ca/0x9f0 [ 80.669410] univ8250_console_write+0x5f/0x70 [ 80.669412] console_unlock+0xbde/0x10b0 [ 80.669414] vprintk_emit+0x238/0x690 [ 80.669417] vprintk_default+0x28/0x30 [ 80.669419] vprintk_func+0x7e/0x189 [ 80.669421] printk+0xba/0xed [ 80.669423] register_console+0x77f/0xb90 [ 80.669425] univ8250_console_init+0x3e/0x4b [ 80.669428] console_init+0x4f7/0x761 [ 80.669430] start_kernel+0x59c/0x8c5 [ 80.669432] x86_64_start_reservations+0x29/0x2b [ 80.669435] x86_64_start_kernel+0x77/0x7b [ 80.669437] secondary_startup_64+0xa4/0xb0 [ 80.669438] [ 80.669440] -> #0 (console_owner){-...}: [ 80.669447] lock_acquire+0x16f/0x3f0 [ 80.669449] console_unlock+0x489/0x10b0 [ 80.669452] vprintk_emit+0x238/0x690 [ 80.669454] vprintk_default+0x28/0x30 [ 80.669456] vprintk_func+0x7e/0x189 [ 80.669458] printk+0xba/0xed [ 80.669460] report_bug.cold+0x11/0x5d [ 80.669462] do_error_trap+0x204/0x360 [ 80.669465] do_invalid_op+0x1b/0x20 [ 80.669467] invalid_op+0x14/0x20 [ 80.669469] __phys_addr+0xb3/0x120 [ 80.669471] free_block+0xa8/0x250 [ 80.669473] drain_array_locked+0x36/0x90 [ 80.669475] drain_array+0x8c/0xb0 [ 80.669477] cache_reap+0xf4/0x280 [ 80.669480] process_one_work+0x989/0x1750 [ 80.669482] worker_thread+0x98/0xe40 [ 80.669484] kthread+0x354/0x420 [ 80.669486] ret_from_fork+0x24/0x30 [ 80.669487] [ 80.669490] other info that might help us debug this: [ 80.669491] [ 80.669493] Chain exists of: [ 80.669494] console_owner --> &base->lock --> &(&parent->list_lock)->rlock [ 80.669504] [ 80.669506] Possible unsafe locking scenario: [ 80.669508] [ 80.669510] CPU0 CPU1 [ 80.669512] ---- ---- [ 80.669514] lock(&(&parent->list_lock)->rlock); [ 80.669519] lock(&base->lock); [ 80.669524] lock(&(&parent->list_lock)->rlock); [ 80.669529] lock(console_owner); [ 80.669533] [ 80.669535] *** DEADLOCK *** [ 80.669536] [ 80.669552] 5 locks held by kworker/1:0/19: [ 80.669554] #0: 000000003c320770 ((wq_completion)"events"){+.+.}, at: process_one_work+0x87e/0x1750 [ 80.669563] #1: 00000000f267683d ((work_completion)(&(reap_work)->work)){+.+.}, at: process_one_work+0x8b4/0x1750 [ 80.669573] #2: 000000003e196ecf (slab_mutex){+.+.}, at: cache_reap+0x38/0x280 [ 80.669582] #3: 00000000c1aa6916 (&(&parent->list_lock)->rlock){-.-.}, at: drain_array+0x7a/0xb0 [ 80.669591] #4: 000000002322a88b (console_lock){+.+.}, at: vprintk_emit+0x21d/0x690 [ 80.669600] [ 80.669602] stack backtrace: [ 80.669605] CPU: 1 PID: 19 Comm: kworker/1:0 Not tainted 4.19.56 #28 [ 80.669609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.669611] Workqueue: events cache_reap [ 80.669614] Call Trace: [ 80.669616] dump_stack+0x172/0x1f0 [ 80.669619] print_circular_bug.isra.0.cold+0x1cc/0x28f [ 80.669621] __lock_acquire+0x2e6d/0x48f0 [ 80.669623] ? mark_held_locks+0x100/0x100 [ 80.669625] ? sprintf+0xc0/0x100 [ 80.669628] ? console_unlock+0x464/0x10b0 [ 80.669630] ? console_unlock+0x464/0x10b0 [ 80.669632] lock_acquire+0x16f/0x3f0 [ 80.669634] ? console_unlock+0x41f/0x10b0 [ 80.669636] console_unlock+0x489/0x10b0 [ 80.669639] ? console_unlock+0x41f/0x10b0 [ 80.669641] vprintk_emit+0x238/0x690 [ 80.669643] vprintk_default+0x28/0x30 [ 80.669645] vprintk_func+0x7e/0x189 [ 80.669647] printk+0xba/0xed [ 80.669649] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 80.669655] ? __probe_kernel_read+0x171/0x1c0 [ 80.669657] ? is_valid_bugaddr+0x9c/0xd0 [ 80.669660] ? ist_end_non_atomic+0x10/0x10 [ 80.669662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 80.669666] ? check_preemption_disabled+0x48/0x290 [ 80.669669] ? report_bug.cold+0x5/0x5d [ 80.669671] ? report_bug+0x1cc/0x2b0 [ 80.669673] ? __phys_addr+0xb3/0x120 [ 80.669675] report_bug.cold+0x11/0x5d [ 80.669678] do_error_trap+0x204/0x360 [ 80.669680] ? math_error+0x340/0x340 [ 80.669682] ? __lock_acquire+0x6eb/0x48f0 [ 80.669685] ? __lock_acquire+0x6eb/0x48f0 [ 80.669687] ? error_entry+0x76/0xd0 [ 80.669689] ? trace_hardirqs_off_caller+0x65/0x220 [ 80.669692] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 80.669694] do_invalid_op+0x1b/0x20 [ 80.669696] invalid_op+0x14/0x20 [ 80.669698] RIP: 0010:__phys_addr+0xb3/0x120 [ 80.669706] Code: 08 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 c6 16 3a 00 48 85 db 75 0f e8 1c 15 3a 00 4c 89 e0 5b 41 5c 41 5d 5d c3 e8 0d 15 3a 00 <0f> 0b e8 06 15 3a 00 48 c7 c0 10 50 67 88 48 ba 00 00 00 00 00 fc [ 80.669709] RSP: 0018:ffff8880aa2b7bd8 EFLAGS: 00010093 [ 80.669714] RAX: ffff8880aa2a8500 RBX: 0000000000000000 RCX: ffffffff81310142 [ 80.669717] RDX: 0000000000000000 RSI: ffffffff813101a3 RDI: 0000000000000006 [ 80.669721] RBP: ffff8880aa2b7bf0 R08: ffff8880aa2a8500 R09: ffffed1014293ce1 [ 80.669724] R10: ffffed1014293ce0 R11: ffff8880a149e703 R12: 0000778000000000 [ 80.669727] R13: 0000000080000000 R14: ffff8880a149e700 R15: ffff8880a149e700 [ 80.669729] ? __phys_addr+0x52/0x120 [ 80.669731] ? __phys_addr+0xb3/0x120 [ 80.669733] ? __phys_addr+0xb3/0x120 [ 80.669735] free_block+0xa8/0x250 [ 80.669738] drain_array_locked+0x36/0x90 [ 80.669740] drain_array+0x8c/0xb0 [ 80.669742] cache_reap+0xf4/0x280 [ 80.669744] process_one_work+0x989/0x1750 [ 80.669746] ? pwq_dec_nr_in_flight+0x320/0x320 [ 80.669748] ? lock_acquire+0x16f/0x3f0 [ 80.669751] ? kasan_check_write+0x14/0x20 [ 80.669753] ? do_raw_spin_lock+0xc8/0x240 [ 80.669755] worker_thread+0x98/0xe40 [ 80.669757] kthread+0x354/0x420 [ 80.669759] ? process_one_work+0x1750/0x1750 [ 80.669762] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 80.669764] ret_from_fork+0x24/0x30 [ 80.670781] Kernel Offset: disabled [ 81.629064] Rebooting in 86400 seconds..