[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 35.484024] audit: type=1400 audit(1585778914.203:8): avc: denied { execmem } for pid=6273 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 35.500776] IPVS: ftp: loaded support on port[0] = 21 [ 35.951020] can: request_module (can-proto-0) failed. [ 36.990178] can: request_module (can-proto-0) failed. [ 37.016649] audit: type=1400 audit(1585778915.735:9): avc: denied { create } for pid=6250 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.15.224' (ECDSA) to the list of known hosts. 2020/04/01 22:08:43 parsed 1 programs 2020/04/01 22:08:44 executed programs: 0 [ 45.995868] audit: type=1400 audit(1585778924.720:10): avc: denied { execmem } for pid=6395 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 46.061311] IPVS: ftp: loaded support on port[0] = 21 [ 46.092080] IPVS: ftp: loaded support on port[0] = 21 [ 46.092082] IPVS: ftp: loaded support on port[0] = 21 [ 46.125749] IPVS: ftp: loaded support on port[0] = 21 [ 46.145333] IPVS: ftp: loaded support on port[0] = 21 [ 46.205879] IPVS: ftp: loaded support on port[0] = 21 [ 46.331109] chnl_net:caif_netlink_parms(): no params data found [ 46.364019] chnl_net:caif_netlink_parms(): no params data found [ 46.497448] chnl_net:caif_netlink_parms(): no params data found [ 46.520243] chnl_net:caif_netlink_parms(): no params data found [ 46.564335] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.571764] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.580639] device bridge_slave_0 entered promiscuous mode [ 46.588908] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.596291] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.604269] device bridge_slave_1 entered promiscuous mode [ 46.623346] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.631155] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.640754] device bridge_slave_0 entered promiscuous mode [ 46.652442] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.659622] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.667106] device bridge_slave_1 entered promiscuous mode [ 46.692872] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.729258] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.761890] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.786750] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.796558] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.805601] device bridge_slave_0 entered promiscuous mode [ 46.817716] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.826494] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.834618] device bridge_slave_0 entered promiscuous mode [ 46.842036] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.859275] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.867252] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.875732] device bridge_slave_1 entered promiscuous mode [ 46.885113] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.891489] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.899069] device bridge_slave_1 entered promiscuous mode [ 46.926003] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.935848] team0: Port device team_slave_0 added [ 46.977358] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.985411] team0: Port device team_slave_1 added [ 46.990512] chnl_net:caif_netlink_parms(): no params data found [ 47.004105] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.013918] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.025426] chnl_net:caif_netlink_parms(): no params data found [ 47.034196] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.041721] team0: Port device team_slave_0 added [ 47.048390] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.056475] team0: Port device team_slave_1 added [ 47.061673] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.069682] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.080226] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.091974] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.102242] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.175262] device hsr_slave_0 entered promiscuous mode [ 47.223236] device hsr_slave_1 entered promiscuous mode [ 47.298681] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.306653] team0: Port device team_slave_0 added [ 47.317051] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.324730] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.357333] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.365078] team0: Port device team_slave_1 added [ 47.381289] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.389479] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.397922] team0: Port device team_slave_0 added [ 47.406995] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.415842] team0: Port device team_slave_1 added [ 47.421082] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.475340] device hsr_slave_0 entered promiscuous mode [ 47.523250] device hsr_slave_1 entered promiscuous mode [ 47.563030] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.569429] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.578200] device bridge_slave_0 entered promiscuous mode [ 47.585407] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.592437] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.599776] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.607498] device bridge_slave_1 entered promiscuous mode [ 47.614104] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.631182] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.637894] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.645893] device bridge_slave_0 entered promiscuous mode [ 47.656240] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.663617] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.670832] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.690375] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.697646] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.706285] device bridge_slave_1 entered promiscuous mode [ 47.778682] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.801470] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.837622] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.895168] device hsr_slave_0 entered promiscuous mode [ 47.933651] device hsr_slave_1 entered promiscuous mode [ 47.973355] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.981122] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.037221] device hsr_slave_0 entered promiscuous mode [ 48.095044] device hsr_slave_1 entered promiscuous mode [ 48.153308] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.161113] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.178431] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 48.186784] team0: Port device team_slave_0 added [ 48.192648] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.200287] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 48.207806] team0: Port device team_slave_1 added [ 48.216117] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.237604] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.246382] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.254319] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.261362] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 48.270391] team0: Port device team_slave_0 added [ 48.276678] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 48.284584] team0: Port device team_slave_1 added [ 48.290030] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.298200] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.344401] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.414593] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.465140] device hsr_slave_0 entered promiscuous mode [ 48.492711] device hsr_slave_1 entered promiscuous mode [ 48.533151] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.549433] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.557379] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.565726] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.618098] device hsr_slave_0 entered promiscuous mode [ 48.673639] device hsr_slave_1 entered promiscuous mode [ 48.713017] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.720619] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.730110] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.739050] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.746654] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.765481] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.778023] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.785907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.797244] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.828658] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.839099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.849494] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.856773] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.874044] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.894115] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.905112] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.928473] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.940112] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.949376] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.964265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.973267] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.980980] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.987544] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.995103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.002916] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.021931] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.060144] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.069287] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.076382] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.086100] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.096935] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.106693] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.117214] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.127384] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.134875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.144087] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.151776] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.162819] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.169283] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.184797] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.193946] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.207466] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.215166] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.224471] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.231606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.241972] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.249725] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.259048] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.267568] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.274513] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.282357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.290125] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.298613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.306934] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.317130] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.324225] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.331801] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.357883] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.365837] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.379824] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.388416] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.399110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.406801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.414125] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.422367] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.430126] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.438160] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.446923] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.454830] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.461181] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.468270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.477197] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.485889] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.499021] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.514830] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.522703] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.530679] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.540412] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.548201] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.556541] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.564789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.572617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.580438] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.588323] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.594775] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.601648] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.617419] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.628840] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.638288] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.646667] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.656531] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.666583] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.674390] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.683628] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.691192] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.699833] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.709245] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.720667] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.728470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.736888] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.744627] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.752550] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.759985] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.767859] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.775534] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.781935] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.788708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.796098] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.803469] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.810907] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.818737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.826937] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.835727] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.841756] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.853441] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.859657] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.869511] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.883337] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.890926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.900494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.909436] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.918103] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.924526] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.933926] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.944913] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.953950] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.960036] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.971569] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.979783] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.990261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.998845] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.007270] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.013941] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.021483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.029800] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.038031] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.045672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.053902] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.063953] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.074552] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 50.084697] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 50.093885] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 50.099967] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.107191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.115260] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.122889] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.130659] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.138878] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.145297] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.152945] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.160702] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.169012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.177058] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.185194] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.197056] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.209291] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 50.219039] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 50.233784] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.240329] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.249091] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.258636] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 50.272593] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.281090] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 50.293907] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.303357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.314801] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.322620] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.330977] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.352688] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.359072] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.368502] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.377280] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.386984] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.398786] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 50.406749] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.417090] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.433970] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.443687] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.452277] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.460290] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.475490] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.484878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.494143] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.502792] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.509161] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.517974] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.526284] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.534452] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.543695] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.554551] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 50.574359] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.584294] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 50.595470] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 50.608971] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.621983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.630009] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.640409] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.658247] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.667015] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.678738] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.687697] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.697358] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 50.713711] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 50.719763] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.728797] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.742643] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.757955] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.766182] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.783183] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 50.794161] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 50.801176] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.817317] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.826862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.836967] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.845430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.856388] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.864817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.873479] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.881092] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.893379] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 50.903734] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 50.914804] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.931871] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 50.938010] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 2020/04/01 22:08:49 executed programs: 11 [ 50.947489] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.959613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.982176] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.989785] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.001131] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 51.008644] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.024695] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 51.038872] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.077035] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 51.095780] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 51.126700] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.137952] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 207.619248] INFO: task syz-executor.1:7620 blocked for more than 140 seconds. [ 207.626760] Not tainted 4.19.113-syzkaller #0 [ 207.652157] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 207.689006] syz-executor.1 D28136 7620 6404 0x80000004 [ 207.694708] Call Trace: [ 207.697332] __schedule+0x78c/0x1c10 [ 207.729016] ? pci_mmcfg_check_reserved+0x120/0x120 [ 207.734081] ? rwsem_down_read_failed+0x203/0x3e0 [ 207.738957] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.763741] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.768268] ? rwsem_down_read_failed+0x21c/0x3e0 [ 207.809025] schedule+0x7f/0x1b0 [ 207.812435] rwsem_down_read_failed+0x21c/0x3e0 [ 207.817097] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 207.849067] ? find_held_lock+0x36/0x1d0 [ 207.853334] call_rwsem_down_read_failed+0x18/0x30 [ 207.858557] down_read+0x49/0xb0 [ 207.903335] ? do_exit+0x617/0x2d20 [ 207.907009] do_exit+0x617/0x2d20 [ 207.912342] ? trace_hardirqs_on+0x28/0x190 [ 207.916688] ? mm_update_next_owner+0x680/0x680 [ 207.943421] ? find_held_lock+0x36/0x1d0 [ 207.947543] ? get_signal+0x2c3/0x1a00 [ 207.952265] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.956770] ? get_signal+0x2c3/0x1a00 [ 207.983356] do_group_exit+0xf4/0x2f0 [ 207.987196] get_signal+0x313/0x1a00 [ 208.009005] ? vm_mmap_pgoff+0x15a/0x210 [ 208.013105] ? lock_downgrade+0x860/0x860 [ 208.017259] do_signal+0x87/0x1960 [ 208.063569] ? vm_mmap_pgoff+0x15a/0x210 [ 208.067692] ? vma_is_stack_for_current+0x90/0x90 [ 208.083656] ? setup_sigcontext+0x7d0/0x7d0 [ 208.088013] ? kvm_clock_get_cycles+0x9/0x10 [ 208.123381] ? ksys_mmap_pgoff+0xa4/0x650 [ 208.127564] ? exit_to_usermode_loop+0x3a/0x200 [ 208.133072] ? do_syscall_64+0x413/0x4e0 [ 208.137146] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.163564] ? exit_to_usermode_loop+0x3a/0x200 [ 208.168314] ? trace_hardirqs_on+0x28/0x190 [ 208.184210] exit_to_usermode_loop+0x114/0x200 [ 208.188861] do_syscall_64+0x413/0x4e0 [ 208.209000] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.214230] RIP: 0033:0x45987a [ 208.217434] Code: 89 f5 41 54 49 89 fc 55 53 74 35 49 63 e8 48 63 da 4d 89 f9 49 89 e8 4d 63 d6 48 89 da 4c 89 ee 4c 89 e7 b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 4e 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 00 [ 208.319014] RSP: 002b:00007ffe7e920488 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 208.326767] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 000000000045987a [ 208.369031] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000 [ 208.376349] RBP: ffffffffffffffff R08: ffffffffffffffff R09: 0000000000000000 [ 208.399018] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000000 [ 208.406427] R13: 0000000000021000 R14: 0000000000020022 R15: 0000000000000000 [ 208.429118] INFO: task syz-executor.1:7625 blocked for more than 140 seconds. [ 208.436440] Not tainted 4.19.113-syzkaller #0 [ 208.459350] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 208.479062] syz-executor.1 D28200 7625 6404 0x80000004 [ 208.484764] Call Trace: [ 208.487372] __schedule+0x78c/0x1c10 [ 208.509070] ? pci_mmcfg_check_reserved+0x120/0x120 [ 208.514155] ? rwsem_down_read_failed+0x203/0x3e0 [ 208.529046] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.533666] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.538160] ? rwsem_down_read_failed+0x21c/0x3e0 [ 208.569096] schedule+0x7f/0x1b0 [ 208.572741] rwsem_down_read_failed+0x21c/0x3e0 [ 208.577417] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 208.619038] ? find_held_lock+0x36/0x1d0 [ 208.623185] call_rwsem_down_read_failed+0x18/0x30 [ 208.628116] down_read+0x49/0xb0 [ 208.653350] ? do_exit+0x617/0x2d20 [ 208.657028] do_exit+0x617/0x2d20 [ 208.698997] ? mm_update_next_owner+0x680/0x680 [ 208.703758] ? find_held_lock+0x36/0x1d0 [ 208.707965] ? get_signal+0x2c3/0x1a00 [ 208.738976] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.743517] ? get_signal+0x2c3/0x1a00 [ 208.747405] do_group_exit+0xf4/0x2f0 [ 208.769028] get_signal+0x313/0x1a00 [ 208.772782] ? lock_downgrade+0x860/0x860 [ 208.776933] do_signal+0x87/0x1960 [ 208.809072] ? lock_downgrade+0x860/0x860 [ 208.813276] ? setup_sigcontext+0x7d0/0x7d0 [ 208.817600] ? kasan_check_read+0x11/0x20 [ 208.849063] ? _copy_to_user+0x91/0xb0 [ 208.853006] ? __x64_sys_futex+0x1cb/0x3a0 [ 208.857245] ? exit_to_usermode_loop+0x3a/0x200 [ 208.898976] ? do_syscall_64+0x413/0x4e0 [ 208.903085] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.907690] ? exit_to_usermode_loop+0x3a/0x200 [ 208.939021] ? trace_hardirqs_on+0x28/0x190 [ 208.943410] exit_to_usermode_loop+0x114/0x200 [ 208.948027] do_syscall_64+0x413/0x4e0 [ 208.969021] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.974248] RIP: 0033:0x459829 [ 208.977448] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 209.048984] RSP: 002b:00007fe4ee979cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 209.056910] RAX: fffffffffffffe00 RBX: 000000000075bf28 RCX: 0000000000459829 [ 209.113326] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf28 [ 209.120707] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 209.128073] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf2c [ 209.178948] R13: 00007ffe7e92052f R14: 00007fe4ee97a9c0 R15: 000000000075bf2c [ 209.207676] INFO: task syz-executor.0:7622 blocked for more than 140 seconds. [ 209.228962] Not tainted 4.19.113-syzkaller #0 [ 209.233999] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 209.258960] syz-executor.0 D28136 7622 6406 0x80000004 [ 209.264675] Call Trace: [ 209.267281] __schedule+0x78c/0x1c10 [ 209.323451] ? pci_mmcfg_check_reserved+0x120/0x120 [ 209.328546] ? rwsem_down_read_failed+0x203/0x3e0 [ 209.359026] ? lockdep_hardirqs_on+0x421/0x5c0 [ 209.363846] ? _raw_spin_unlock_irq+0x27/0x80 [ 209.368398] ? rwsem_down_read_failed+0x21c/0x3e0 [ 209.418988] schedule+0x7f/0x1b0 [ 209.422417] rwsem_down_read_failed+0x21c/0x3e0 [ 209.427086] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 209.448974] ? find_held_lock+0x36/0x1d0 [ 209.453108] call_rwsem_down_read_failed+0x18/0x30 [ 209.458203] down_read+0x49/0xb0 [ 209.488919] ? do_exit+0x617/0x2d20 [ 209.492617] do_exit+0x617/0x2d20 [ 209.496075] ? trace_hardirqs_on+0x28/0x190 [ 209.528921] ? mm_update_next_owner+0x680/0x680 [ 209.533646] ? find_held_lock+0x36/0x1d0 [ 209.537737] ? get_signal+0x2c3/0x1a00 [ 209.558967] ? _raw_spin_unlock_irq+0x27/0x80 [ 209.563514] ? get_signal+0x2c3/0x1a00 [ 209.567401] do_group_exit+0xf4/0x2f0 [ 209.598912] get_signal+0x313/0x1a00 [ 209.602676] ? vm_mmap_pgoff+0x15a/0x210 [ 209.606735] ? lock_downgrade+0x860/0x860 [ 209.628906] do_signal+0x87/0x1960 [ 209.632492] ? vm_mmap_pgoff+0x15a/0x210 [ 209.636552] ? vma_is_stack_for_current+0x90/0x90 [ 209.683874] ? setup_sigcontext+0x7d0/0x7d0 [ 209.688246] ? kvm_clock_get_cycles+0x9/0x10 [ 209.704536] ? ksys_mmap_pgoff+0xa4/0x650 [ 209.708728] ? exit_to_usermode_loop+0x3a/0x200 [ 209.743287] ? do_syscall_64+0x413/0x4e0 [ 209.747398] ? lockdep_hardirqs_on+0x421/0x5c0 [ 209.753037] ? exit_to_usermode_loop+0x3a/0x200 [ 209.757717] ? trace_hardirqs_on+0x28/0x190 [ 209.778875] exit_to_usermode_loop+0x114/0x200 [ 209.783500] do_syscall_64+0x413/0x4e0 [ 209.787390] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.818859] RIP: 0033:0x45987a [ 209.822088] Code: 89 f5 41 54 49 89 fc 55 53 74 35 49 63 e8 48 63 da 4d 89 f9 49 89 e8 4d 63 d6 48 89 da 4c 89 ee 4c 89 e7 b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 4e 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 00 [ 209.913612] RSP: 002b:00007ffce0d41888 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 209.939555] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 000000000045987a [ 209.946952] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000 [ 209.980392] RBP: ffffffffffffffff R08: ffffffffffffffff R09: 0000000000000000 [ 209.987724] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000000 [ 210.021343] R13: 0000000000021000 R14: 0000000000020022 R15: 0000000000000000 [ 210.041244] INFO: task syz-executor.0:7624 blocked for more than 140 seconds. [ 210.048560] Not tainted 4.19.113-syzkaller #0 [ 210.101068] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 210.131003] syz-executor.0 D28200 7624 6406 0x80000004 [ 210.136704] Call Trace: [ 210.179643] __schedule+0x78c/0x1c10 [ 210.183413] ? pci_mmcfg_check_reserved+0x120/0x120 [ 210.188451] ? rwsem_down_read_failed+0x203/0x3e0 [ 210.218799] ? lockdep_hardirqs_on+0x421/0x5c0 [ 210.224295] ? _raw_spin_unlock_irq+0x27/0x80 [ 210.248803] ? rwsem_down_read_failed+0x21c/0x3e0 [ 210.253683] schedule+0x7f/0x1b0 [ 210.257055] rwsem_down_read_failed+0x21c/0x3e0 [ 210.288790] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 210.293767] ? find_held_lock+0x36/0x1d0 [ 210.297838] call_rwsem_down_read_failed+0x18/0x30 [ 210.328786] down_read+0x49/0xb0 [ 210.332227] ? do_exit+0x617/0x2d20 [ 210.335848] do_exit+0x617/0x2d20 [ 210.358796] ? mm_update_next_owner+0x680/0x680 [ 210.363602] ? find_held_lock+0x36/0x1d0 [ 210.367661] ? get_signal+0x2c3/0x1a00 [ 210.408771] ? _raw_spin_unlock_irq+0x27/0x80 [ 210.413298] ? get_signal+0x2c3/0x1a00 [ 210.417182] do_group_exit+0xf4/0x2f0 [ 210.464025] get_signal+0x313/0x1a00 [ 210.467782] ? lock_downgrade+0x860/0x860 [ 210.488816] do_signal+0x87/0x1960 [ 210.492418] ? lock_downgrade+0x860/0x860 [ 210.496587] ? setup_sigcontext+0x7d0/0x7d0 [ 210.523561] ? kasan_check_read+0x11/0x20 [ 210.527777] ? _copy_to_user+0x91/0xb0 [ 210.563380] ? __x64_sys_futex+0x1cb/0x3a0 [ 210.567709] ? exit_to_usermode_loop+0x3a/0x200 [ 210.573552] ? do_syscall_64+0x413/0x4e0 [ 210.577654] ? lockdep_hardirqs_on+0x421/0x5c0 [ 210.608752] ? exit_to_usermode_loop+0x3a/0x200 [ 210.613689] ? trace_hardirqs_on+0x28/0x190 [ 210.618036] exit_to_usermode_loop+0x114/0x200 [ 210.649606] do_syscall_64+0x413/0x4e0 [ 210.653541] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.682604] RIP: 0033:0x459829 [ 210.686030] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 210.731823] RSP: 002b:00007fd32420bcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 210.771736] RAX: fffffffffffffe00 RBX: 000000000075bf28 RCX: 0000000000459829 [ 210.791643] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf28 [ 210.808703] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 210.816117] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf2c [ 210.868681] R13: 00007ffce0d4192f R14: 00007fd32420c9c0 R15: 000000000075bf2c [ 210.876033] INFO: task syz-executor.2:7645 blocked for more than 140 seconds. [ 210.898680] Not tainted 4.19.113-syzkaller #0 [ 210.903729] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 210.928674] syz-executor.2 D28136 7645 6397 0x80000004 [ 210.934341] Call Trace: [ 210.936927] __schedule+0x78c/0x1c10 [ 210.958683] ? pci_mmcfg_check_reserved+0x120/0x120 [ 210.963736] ? rwsem_down_read_failed+0x203/0x3e0 [ 210.968573] ? lockdep_hardirqs_on+0x421/0x5c0 [ 210.988725] ? _raw_spin_unlock_irq+0x27/0x80 [ 210.993263] ? rwsem_down_read_failed+0x21c/0x3e0 [ 210.998097] schedule+0x7f/0x1b0 [ 211.028667] rwsem_down_read_failed+0x21c/0x3e0 [ 211.033393] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 211.038324] ? find_held_lock+0x36/0x1d0 [ 211.078679] call_rwsem_down_read_failed+0x18/0x30 [ 211.083682] down_read+0x49/0xb0 [ 211.087099] ? do_exit+0x617/0x2d20 [ 211.108672] do_exit+0x617/0x2d20 [ 211.112250] ? trace_hardirqs_on+0x28/0x190 [ 211.116570] ? mm_update_next_owner+0x680/0x680 [ 211.138657] ? find_held_lock+0x36/0x1d0 [ 211.143018] ? get_signal+0x2c3/0x1a00 [ 211.146985] ? _raw_spin_unlock_irq+0x27/0x80 [ 211.168649] ? get_signal+0x2c3/0x1a00 [ 211.172570] do_group_exit+0xf4/0x2f0 [ 211.176378] get_signal+0x313/0x1a00 [ 211.181449] ? vm_mmap_pgoff+0x15a/0x210 [ 211.185551] ? lock_downgrade+0x860/0x860 [ 211.207463] do_signal+0x87/0x1960 [ 211.228639] ? vm_mmap_pgoff+0x15a/0x210 [ 211.232747] ? vma_is_stack_for_current+0x90/0x90 [ 211.237579] ? setup_sigcontext+0x7d0/0x7d0 [ 211.268629] ? kvm_clock_get_cycles+0x9/0x10 [ 211.273074] ? ksys_mmap_pgoff+0xa4/0x650 [ 211.277224] ? exit_to_usermode_loop+0x3a/0x200 [ 211.308619] ? do_syscall_64+0x413/0x4e0 [ 211.312722] ? lockdep_hardirqs_on+0x421/0x5c0 [ 211.317295] ? exit_to_usermode_loop+0x3a/0x200 [ 211.348622] ? trace_hardirqs_on+0x28/0x190 [ 211.352985] exit_to_usermode_loop+0x114/0x200 [ 211.357564] do_syscall_64+0x413/0x4e0 [ 211.398613] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.403922] RIP: 0033:0x45987a [ 211.407107] Code: 89 f5 41 54 49 89 fc 55 53 74 35 49 63 e8 48 63 da 4d 89 f9 49 89 e8 4d 63 d6 48 89 da 4c 89 ee 4c 89 e7 b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 4e 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 00 [ 211.488578] RSP: 002b:00007ffe016cb648 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 211.496328] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 000000000045987a [ 211.518603] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000 [ 211.525913] RBP: ffffffffffffffff R08: ffffffffffffffff R09: 0000000000000000 [ 211.548576] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000000 [ 211.555880] R13: 0000000000021000 R14: 0000000000020022 R15: 0000000000000000 [ 211.578647] INFO: task syz-executor.2:7648 blocked for more than 140 seconds. [ 211.586184] Not tainted 4.19.113-syzkaller #0 [ 211.618550] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 211.626562] syz-executor.2 D28200 7648 6397 0x80000004 [ 211.658563] Call Trace: [ 211.661216] __schedule+0x78c/0x1c10 [ 211.665015] ? pci_mmcfg_check_reserved+0x120/0x120 [ 211.708595] ? rwsem_down_read_failed+0x203/0x3e0 [ 211.713483] ? lockdep_hardirqs_on+0x421/0x5c0 [ 211.718075] ? _raw_spin_unlock_irq+0x27/0x80 [ 211.748562] ? rwsem_down_read_failed+0x21c/0x3e0 [ 211.753452] schedule+0x7f/0x1b0 [ 211.756844] rwsem_down_read_failed+0x21c/0x3e0 [ 211.793018] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 211.797992] ? find_held_lock+0x36/0x1d0 [ 211.813020] call_rwsem_down_read_failed+0x18/0x30 [ 211.817984] down_read+0x49/0xb0 [ 211.833044] ? do_exit+0x617/0x2d20 [ 211.836707] do_exit+0x617/0x2d20 [ 211.853360] ? mm_update_next_owner+0x680/0x680 [ 211.858097] ? find_held_lock+0x36/0x1d0 [ 211.893110] ? get_signal+0x2c3/0x1a00 [ 211.897046] ? _raw_spin_unlock_irq+0x27/0x80 [ 211.903899] ? get_signal+0x2c3/0x1a00 [ 211.907866] do_group_exit+0xf4/0x2f0 [ 211.932940] get_signal+0x313/0x1a00 [ 211.936716] ? lock_downgrade+0x860/0x860 [ 211.952966] do_signal+0x87/0x1960 [ 211.956539] ? lock_downgrade+0x860/0x860 [ 211.973253] ? setup_sigcontext+0x7d0/0x7d0 [ 211.977608] ? kasan_check_read+0x11/0x20 [ 211.993001] ? _copy_to_user+0x91/0xb0 [ 211.996933] ? __x64_sys_futex+0x1cb/0x3a0 [ 212.033577] ? exit_to_usermode_loop+0x3a/0x200 [ 212.038292] ? do_syscall_64+0x413/0x4e0 [ 212.058534] ? lockdep_hardirqs_on+0x421/0x5c0 [ 212.063162] ? exit_to_usermode_loop+0x3a/0x200 [ 212.067824] ? trace_hardirqs_on+0x28/0x190 [ 212.093174] exit_to_usermode_loop+0x114/0x200 [ 212.097796] do_syscall_64+0x413/0x4e0 [ 212.133248] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.139304] RIP: 0033:0x459829 [ 212.142525] Code: Bad RIP value. [ 212.145877] RSP: 002b:00007fc3f7d95cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 212.171483] RAX: fffffffffffffe00 RBX: 000000000075bf28 RCX: 0000000000459829 [ 212.191602] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf28 [ 212.231556] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 212.251403] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf2c [ 212.299967] R13: 00007ffe016cb6ef R14: 00007fc3f7d969c0 R15: 000000000075bf2c [ 212.329123] INFO: task syz-executor.5:7657 blocked for more than 140 seconds. [ 212.336863] Not tainted 4.19.113-syzkaller #0 [ 212.348502] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 212.356745] syz-executor.5 D28136 7657 6407 0x80000004 [ 212.368489] Call Trace: [ 212.371127] __schedule+0x78c/0x1c10 [ 212.374838] ? pci_mmcfg_check_reserved+0x120/0x120 [ 212.398526] ? rwsem_down_read_failed+0x203/0x3e0 [ 212.403615] ? lockdep_hardirqs_on+0x421/0x5c0 [ 212.408281] ? _raw_spin_unlock_irq+0x27/0x80 [ 212.448491] ? rwsem_down_read_failed+0x21c/0x3e0 [ 212.453373] schedule+0x7f/0x1b0 [ 212.456749] rwsem_down_read_failed+0x21c/0x3e0 [ 212.488495] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 212.493489] ? find_held_lock+0x36/0x1d0 [ 212.497557] call_rwsem_down_read_failed+0x18/0x30 [ 212.528460] down_read+0x49/0xb0 [ 212.531867] ? do_exit+0x617/0x2d20 [ 212.535485] do_exit+0x617/0x2d20 [ 212.548469] ? trace_hardirqs_on+0x28/0x190 [ 212.552849] ? mm_update_next_owner+0x680/0x680 [ 212.557529] ? find_held_lock+0x36/0x1d0 [ 212.578692] ? get_signal+0x2c3/0x1a00 [ 212.582736] ? _raw_spin_unlock_irq+0x27/0x80 [ 212.587237] ? get_signal+0x2c3/0x1a00 [ 212.608506] do_group_exit+0xf4/0x2f0 [ 212.612355] get_signal+0x313/0x1a00 [ 212.616065] ? vm_mmap_pgoff+0x15a/0x210 [ 212.628461] ? lock_downgrade+0x860/0x860 [ 212.632663] do_signal+0x87/0x1960 [ 212.636206] ? vm_mmap_pgoff+0x15a/0x210 [ 212.658479] ? vma_is_stack_for_current+0x90/0x90 [ 212.663417] ? setup_sigcontext+0x7d0/0x7d0 [ 212.667758] ? kvm_clock_get_cycles+0x9/0x10 [ 212.698458] ? ksys_mmap_pgoff+0xa4/0x650 [ 212.702681] ? exit_to_usermode_loop+0x3a/0x200 [ 212.707391] ? do_syscall_64+0x413/0x4e0 [ 212.743891] ? lockdep_hardirqs_on+0x421/0x5c0 [ 212.762991] ? exit_to_usermode_loop+0x3a/0x200 [ 212.767712] ? trace_hardirqs_on+0x28/0x190 [ 212.783171] exit_to_usermode_loop+0x114/0x200 [ 212.787813] do_syscall_64+0x413/0x4e0 [ 212.803214] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.828406] RIP: 0033:0x45987a [ 212.831724] Code: 89 f5 41 54 49 89 fc 55 53 74 35 49 63 e8 48 63 da 4d 89 f9 49 89 e8 4d 63 d6 48 89 da 4c 89 ee 4c 89 e7 b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 4e 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 00 [ 212.898399] RSP: 002b:00007ffd61e6c118 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 212.906156] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 000000000045987a [ 212.948357] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000 [ 212.955862] RBP: ffffffffffffffff R08: ffffffffffffffff R09: 0000000000000000 [ 212.989101] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000000 [ 212.996579] R13: 0000000000021000 R14: 0000000000020022 R15: 0000000000000000 [ 213.048488] INFO: task syz-executor.5:7659 blocked for more than 140 seconds. [ 213.055898] Not tainted 4.19.113-syzkaller #0 [ 213.078833] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 213.086855] syz-executor.5 D28200 7659 6407 0x80000004 [ 213.128412] Call Trace: [ 213.131050] __schedule+0x78c/0x1c10 [ 213.134912] ? pci_mmcfg_check_reserved+0x120/0x120 [ 213.172936] ? rwsem_down_read_failed+0x203/0x3e0 [ 213.177865] ? lockdep_hardirqs_on+0x421/0x5c0 [ 213.199023] ? _raw_spin_unlock_irq+0x27/0x80 [ 213.203581] ? rwsem_down_read_failed+0x21c/0x3e0 [ 213.233056] schedule+0x7f/0x1b0 [ 213.236469] rwsem_down_read_failed+0x21c/0x3e0 [ 213.252843] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 213.258066] ? find_held_lock+0x36/0x1d0 [ 213.292934] call_rwsem_down_read_failed+0x18/0x30 [ 213.297908] down_read+0x49/0xb0 [ 213.302378] ? do_exit+0x617/0x2d20 [ 213.306021] do_exit+0x617/0x2d20 [ 213.333516] ? mm_update_next_owner+0x680/0x680 [ 213.338226] ? find_held_lock+0x36/0x1d0 [ 213.343542] ? get_signal+0x2c3/0x1a00 [ 213.347481] ? _raw_spin_unlock_irq+0x27/0x80 [ 213.373076] ? get_signal+0x2c3/0x1a00 [ 213.377708] do_group_exit+0xf4/0x2f0 [ 213.408295] get_signal+0x313/0x1a00 [ 213.412055] ? lock_downgrade+0x860/0x860 [ 213.416814] do_signal+0x87/0x1960 [ 213.465683] ? lock_downgrade+0x860/0x860 [ 213.482755] ? setup_sigcontext+0x7d0/0x7d0 [ 213.487243] ? kasan_check_read+0x11/0x20 [ 213.502955] ? _copy_to_user+0x91/0xb0 [ 213.506971] ? __x64_sys_futex+0x1cb/0x3a0 [ 213.542615] ? exit_to_usermode_loop+0x3a/0x200 [ 213.547346] ? do_syscall_64+0x413/0x4e0 [ 213.562702] ? lockdep_hardirqs_on+0x421/0x5c0 [ 213.567330] ? exit_to_usermode_loop+0x3a/0x200 [ 213.582692] ? trace_hardirqs_on+0x28/0x190 [ 213.587053] exit_to_usermode_loop+0x114/0x200 [ 213.622821] do_syscall_64+0x413/0x4e0 [ 213.626753] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.662721] RIP: 0033:0x459829 [ 213.665979] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 213.728318] RSP: 002b:00007f1077ec4cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 213.736096] RAX: fffffffffffffe00 RBX: 000000000075bf28 RCX: 0000000000459829 [ 213.768339] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf28 [ 213.775663] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 213.818255] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf2c [ 213.825600] R13: 00007ffd61e6c1bf R14: 00007f1077ec59c0 R15: 000000000075bf2c [ 213.848302] [ 213.848302] Showing all locks held in the system: [ 213.854681] 1 lock held by khungtaskd/1042: [ 213.868252] #0: 0000000092231f4e (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x27a [ 213.877119] 1 lock held by in:imklog/5905: [ 213.898301] #0: 0000000048980b45 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xa7/0xd0 [ 213.906185] 1 lock held by syz-executor.1/7620: [ 213.948405] #0: 00000000862eb451 (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 213.956083] 1 lock held by syz-executor.1/7625: [ 213.983218] #0: 00000000862eb451 (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 214.008232] 1 lock held by syz-executor.1/7639: [ 214.013098] 1 lock held by syz-executor.0/7622: [ 214.018043] #0: 000000006a8cd05e (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 214.051793] 1 lock held by syz-executor.0/7624: [ 214.056491] #0: 000000006a8cd05e (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 214.118194] 1 lock held by syz-executor.0/7638: [ 214.122894] 1 lock held by syz-executor.2/7645: [ 214.127558] #0: 00000000ece1ed0f (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 214.158183] 1 lock held by syz-executor.2/7648: [ 214.162899] #0: 00000000ece1ed0f (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 214.178288] 2 locks held by syz-executor.2/7655: [ 214.183158] 1 lock held by syz-executor.5/7657: [ 214.187920] #0: 0000000014f1f526 (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 214.238249] 1 lock held by syz-executor.5/7659: [ 214.243923] #0: 0000000014f1f526 (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 214.278240] 3 locks held by syz-executor.5/7663: [ 214.289014] [ 214.291020] ============================================= [ 214.291020] [ 214.308235] NMI backtrace for cpu 1 [ 214.312541] CPU: 1 PID: 1042 Comm: khungtaskd Not tainted 4.19.113-syzkaller #0 [ 214.320084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.329932] Call Trace: [ 214.332535] dump_stack+0x123/0x177 [ 214.336157] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 214.340903] ? lapic_can_unplug_cpu.cold.29+0x3f/0x3f [ 214.346126] nmi_trigger_cpumask_backtrace+0xe6/0x11a [ 214.351331] arch_trigger_cpumask_backtrace+0x14/0x20 [ 214.356630] watchdog+0x5c3/0xb40 [ 214.360867] kthread+0x324/0x3e0 [ 214.364580] ? hungtask_pm_notify+0x40/0x40 [ 214.369263] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 214.375316] ret_from_fork+0x24/0x30 [ 214.379248] Sending NMI from CPU 1 to CPUs 0: [ 214.384052] NMI backtrace for cpu 0 [ 214.384054] CPU: 0 PID: 7655 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 214.384056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.384057] RIP: 0010:preempt_count_add+0x6b/0x1b0 [ 214.384061] Code: 85 c9 75 07 65 8b 05 34 4d bf 7e 48 b8 00 00 00 00 00 fc ff df 48 89 da 83 e3 07 48 c1 ea 03 83 c3 03 65 44 01 25 15 4d bf 7e <0f> b6 04 02 38 c3 7c 08 84 c0 0f 85 01 01 00 00 8b 15 cf e5 85 08 [ 214.384062] RSP: 0018:ffff8880899df8e0 EFLAGS: 00000282 [ 214.384065] RAX: dffffc0000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 214.384066] RDX: 1ffffffff13910d4 RSI: ffffffff88199e20 RDI: 0000000000000001 [ 214.384068] RBP: ffff8880899df8f0 R08: ffffffff817633fb R09: ffffed101535d50e [ 214.384070] R10: ffff8880899dfa98 R11: ffff8880a9aea877 R12: 0000000000000001 [ 214.384071] R13: ffff8880a9aea870 R14: dffffc0000000000 R15: ffffffff817633fb [ 214.384073] FS: 00007fc3f7d75700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 214.384074] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 214.384075] CR2: 00007f3d5dde1000 CR3: 0000000084bef000 CR4: 00000000001406f0 [ 214.384077] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 214.384078] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 214.384079] Call Trace: [ 214.384080] __mutex_lock+0xd1/0x1210 [ 214.384081] ? perf_mmap+0x65b/0x1670 [ 214.384083] ? retint_kernel+0x2d/0x2d [ 214.384084] ? mutex_trylock+0x1e0/0x1e0 [ 214.384085] ? __mutex_unlock_slowpath+0x9b/0x6a0 [ 214.384086] ? kasan_check_write+0x14/0x20 [ 214.384087] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 214.384088] ? wait_for_completion+0x460/0x460 [ 214.384089] mutex_lock_nested+0x16/0x20 [ 214.384091] ? mutex_lock_nested+0x16/0x20 [ 214.384092] perf_mmap+0x65b/0x1670 [ 214.384093] ? perf_release+0x50/0x50 [ 214.384094] ? memset+0x31/0x40 [ 214.384095] mmap_region+0x9b7/0x1470 [ 214.384096] ? __x64_sys_brk+0x680/0x680 [ 214.384097] ? get_unmapped_area+0x1bd/0x330 [ 214.384098] do_mmap+0x6b5/0xea0 [ 214.384099] vm_mmap_pgoff+0x195/0x210 [ 214.384100] ? vma_is_stack_for_current+0x90/0x90 [ 214.384102] ? ksys_dup3+0x2e0/0x2e0 [ 214.384103] ? _copy_to_user+0x91/0xb0 [ 214.384104] ksys_mmap_pgoff+0x3c6/0x650 [ 214.384105] ? find_mergeable_anon_vma+0x290/0x290 [ 214.384106] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 214.384107] ? do_syscall_64+0x21/0x4e0 [ 214.384108] __x64_sys_mmap+0xe9/0x1b0 [ 214.384109] do_syscall_64+0xd0/0x4e0 [ 214.384111] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.384112] RIP: 0033:0x459829 [ 214.384114] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 214.384115] RSP: 002b:00007fc3f7d74c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 214.384118] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459829 [ 214.384120] RDX: 0000000000000000 RSI: 0000000000003000 RDI: 0000000020ffd000 [ 214.384121] RBP: 000000000075bfc8 R08: 0000000000000003 R09: 0000000000000000 [ 214.384122] R10: 0000000000001011 R11: 0000000000000246 R12: 00007fc3f7d756d4 [ 214.384124] R13: 00000000004c5d71 R14: 00000000004da748 R15: 00000000ffffffff [ 214.488100] Kernel panic - not syncing: hung_task: blocked tasks [ 214.704420] CPU: 1 PID: 1042 Comm: khungtaskd Not tainted 4.19.113-syzkaller #0 [ 214.711862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.721225] Call Trace: [ 214.723952] dump_stack+0x123/0x177 [ 214.727593] panic+0x1cd/0x375 [ 214.730789] ? __warn_printk+0xd6/0xd6 [ 214.734680] watchdog+0x5d4/0xb40 [ 214.738307] kthread+0x324/0x3e0 [ 214.741682] ? hungtask_pm_notify+0x40/0x40 [ 214.745991] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 214.751615] ret_from_fork+0x24/0x30 [ 214.757458] Kernel Offset: disabled [ 214.761288] Rebooting in 86400 seconds..