[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] startpar: service(s) returned failure: cron ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 54.680762][ T7116] IPVS: ftp: loaded support on port[0] = 21 [ 55.066803][ T7101] can: request_module (can-proto-0) failed. [ 56.075069][ T7101] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.0.33' (ECDSA) to the list of known hosts. 2019/04/03 00:21:16 parsed 1 programs 2019/04/03 00:21:17 executed programs: 0 [ 64.438979][ T7194] IPVS: ftp: loaded support on port[0] = 21 [ 64.447959][ T7191] IPVS: ftp: loaded support on port[0] = 21 [ 64.449647][ T7189] IPVS: ftp: loaded support on port[0] = 21 [ 64.460321][ T7197] IPVS: ftp: loaded support on port[0] = 21 [ 64.471527][ T7198] IPVS: ftp: loaded support on port[0] = 21 [ 64.471904][ T7193] IPVS: ftp: loaded support on port[0] = 21 [ 64.722055][ T7189] chnl_net:caif_netlink_parms(): no params data found [ 64.730562][ T7194] chnl_net:caif_netlink_parms(): no params data found [ 64.842063][ T7191] chnl_net:caif_netlink_parms(): no params data found [ 64.851058][ T7197] chnl_net:caif_netlink_parms(): no params data found [ 64.868907][ T7198] chnl_net:caif_netlink_parms(): no params data found [ 64.881091][ T7193] chnl_net:caif_netlink_parms(): no params data found [ 64.960189][ T7197] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.968129][ T7197] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.975826][ T7197] device bridge_slave_0 entered promiscuous mode [ 64.987036][ T7194] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.994124][ T7194] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.001707][ T7194] device bridge_slave_0 entered promiscuous mode [ 65.019578][ T7189] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.026660][ T7189] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.034206][ T7189] device bridge_slave_0 entered promiscuous mode [ 65.041412][ T7197] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.050869][ T7197] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.058462][ T7197] device bridge_slave_1 entered promiscuous mode [ 65.070289][ T7194] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.078001][ T7194] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.085421][ T7194] device bridge_slave_1 entered promiscuous mode [ 65.100555][ T7191] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.110707][ T7191] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.118248][ T7191] device bridge_slave_0 entered promiscuous mode [ 65.125478][ T7189] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.132570][ T7189] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.140127][ T7189] device bridge_slave_1 entered promiscuous mode [ 65.175098][ T7193] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.182744][ T7193] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.190340][ T7193] device bridge_slave_0 entered promiscuous mode [ 65.197407][ T7191] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.204434][ T7191] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.212239][ T7191] device bridge_slave_1 entered promiscuous mode [ 65.233490][ T7194] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.245564][ T7193] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.252742][ T7193] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.260901][ T7193] device bridge_slave_1 entered promiscuous mode [ 65.272401][ T7197] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.282861][ T7189] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.291408][ T7198] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.298808][ T7198] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.306281][ T7198] device bridge_slave_0 entered promiscuous mode [ 65.314376][ T7194] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.330269][ T7191] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.340368][ T7197] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.351357][ T7189] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.359816][ T7198] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.366865][ T7198] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.376392][ T7198] device bridge_slave_1 entered promiscuous mode [ 65.393628][ T7191] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.414949][ T7193] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.439782][ T7194] team0: Port device team_slave_0 added [ 65.455613][ T7197] team0: Port device team_slave_0 added [ 65.462253][ T7193] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.472343][ T7189] team0: Port device team_slave_0 added [ 65.482971][ T7189] team0: Port device team_slave_1 added [ 65.491365][ T7191] team0: Port device team_slave_0 added [ 65.498127][ T7194] team0: Port device team_slave_1 added [ 65.504678][ T7191] team0: Port device team_slave_1 added [ 65.511663][ T7197] team0: Port device team_slave_1 added [ 65.526936][ T7198] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.600328][ T7194] device hsr_slave_0 entered promiscuous mode [ 65.637810][ T7194] device hsr_slave_1 entered promiscuous mode [ 65.678608][ T7193] team0: Port device team_slave_0 added [ 65.685968][ T7198] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.779506][ T7197] device hsr_slave_0 entered promiscuous mode [ 65.817679][ T7197] device hsr_slave_1 entered promiscuous mode [ 65.868441][ T7193] team0: Port device team_slave_1 added [ 65.919575][ T7191] device hsr_slave_0 entered promiscuous mode [ 65.967474][ T7191] device hsr_slave_1 entered promiscuous mode [ 66.044078][ T7191] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.051649][ T7191] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.059515][ T7191] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.066561][ T7191] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.077089][ T22] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.084848][ T22] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.139576][ T7189] device hsr_slave_0 entered promiscuous mode [ 66.177582][ T7189] device hsr_slave_1 entered promiscuous mode [ 66.243987][ T7198] team0: Port device team_slave_0 added [ 66.264617][ T7198] team0: Port device team_slave_1 added [ 66.308649][ T7193] device hsr_slave_0 entered promiscuous mode [ 66.337744][ T7193] device hsr_slave_1 entered promiscuous mode [ 66.469603][ T7198] device hsr_slave_0 entered promiscuous mode [ 66.517619][ T7198] device hsr_slave_1 entered promiscuous mode [ 66.625138][ T7194] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.661375][ T7194] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.682280][ T7198] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.693304][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.701650][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.710726][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.719161][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.727405][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.734489][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.742375][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.751227][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.759537][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.766555][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.774658][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.784205][ T7191] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.795527][ T7197] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.816597][ T7198] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.836165][ T7191] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.848374][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.855824][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.864120][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.871670][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.886985][ T7189] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.903721][ T7193] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.922336][ T7197] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.929269][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.937956][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.946245][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.955145][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.963394][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.970431][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.977934][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.985423][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.993057][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.001427][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.009788][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.016812][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.024389][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.046403][ T7193] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.062696][ T7194] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 67.073533][ T7194] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.085421][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.094400][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.102621][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.111107][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.119548][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.127777][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.136165][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.144627][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.153095][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.160203][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.167710][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.176059][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.184451][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.191517][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.199075][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.206531][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.214101][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.223352][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.231694][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.240392][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.248691][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.255764][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.263329][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.271575][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.279802][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.303397][ T7189] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.316297][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.324288][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.332046][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.339866][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.348553][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.356889][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.365466][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.372556][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.380463][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.388953][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.397004][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.405384][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.413646][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.421823][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.430148][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.438385][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.446372][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.454000][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.461785][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.470300][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.478907][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.486478][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.504756][ T7198] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 67.515858][ T7198] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.539676][ T7191] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.551413][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.559177][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.567820][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.576208][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.584887][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.593195][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.601565][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.609897][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.618133][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.626208][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.634719][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.642779][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.650973][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.659110][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.667165][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.675360][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.683767][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.691966][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.699049][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.706392][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.715095][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.723388][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.730448][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.738019][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.746303][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.754680][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.762959][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.771234][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.779406][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.787518][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.795137][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.802718][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.810515][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.829501][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.838873][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.847058][ T2988] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.854135][ T2988] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.862444][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.871109][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.880152][ T7197] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.900348][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.908877][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.917310][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.925554][ T7206] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.932644][ T7206] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.940993][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.949403][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.957720][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.970620][ T7194] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.989294][ T7197] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.009220][ T7198] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.031681][ T7191] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.056322][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.065403][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.073619][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.082298][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.090877][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.099772][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.134062][ T7193] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.153326][ T7193] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.164059][ T7214] check_preemption_disabled: 8 callbacks suppressed [ 68.164068][ T7214] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.2/7214 [ 68.180974][ T7214] caller is ip6_finish_output+0x28b/0xb20 [ 68.181798][ T7189] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.186703][ T7214] CPU: 0 PID: 7214 Comm: syz-executor.2 Not tainted 5.1.0-rc2+ #1 [ 68.201334][ T7214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.201338][ T7214] Call Trace: [ 68.201350][ T7214] dump_stack+0x113/0x167 [ 68.201361][ T7214] __this_cpu_preempt_check+0x1d2/0x200 [ 68.201368][ T7214] ip6_finish_output+0x28b/0xb20 [ 68.201377][ T7214] ? kasan_check_read+0x11/0x20 [ 68.201384][ T7214] ip6_output+0x1bf/0x630 [ 68.201390][ T7214] ? ip6_finish_output+0xb20/0xb20 [ 68.201396][ T7214] ? ip6_fragment+0x39f0/0x39f0 [ 68.201405][ T7214] ip6_xmit+0xc22/0x1f30 [ 68.201420][ T7214] ? ip6_finish_output2+0x22f0/0x22f0 [ 68.258208][ T7214] ? __lock_acquire+0x5d6/0x4390 [ 68.258217][ T7214] ? kasan_check_read+0x11/0x20 [ 68.258231][ T7214] ? ip6_append_data+0x2f0/0x2f0 [ 68.258240][ T7214] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 68.258256][ T7214] inet6_csk_xmit+0x256/0x450 [ 68.258263][ T7214] ? inet6_csk_update_pmtu+0x160/0x160 [ 68.258276][ T7214] ? tcp_options_write+0x3c7/0xa60 [ 68.258285][ T7214] __tcp_transmit_skb+0x176e/0x3690 [ 68.258299][ T7214] ? __tcp_select_window+0x790/0x790 [ 68.258305][ T7214] ? kasan_check_read+0x11/0x20 [ 68.258313][ T7214] ? kasan_check_read+0x11/0x20 [ 68.258324][ T7214] tcp_connect+0x194e/0x3fd0 [ 68.268175][ T7214] ? tcp_push_one+0xf0/0xf0 [ 68.268183][ T7214] ? tcp_fastopen_cookie_check+0x190/0x190 [ 68.268192][ T7214] ? secure_tcpv6_ts_off+0x226/0x350 [ 68.268206][ T7214] tcp_v6_connect+0x13cd/0x1d90 [ 68.268211][ T7214] ? tcp_sendmsg+0x27/0x40 [ 68.268220][ T7214] ? tcp_v6_send_synack+0x870/0x870 [ 68.268227][ T7214] ? kasan_check_read+0x11/0x20 [ 68.268233][ T7214] ? __lock_acquire+0x252d/0x4390 [ 68.268254][ T7214] __inet_stream_connect+0x66b/0xd20 [ 68.268259][ T7214] ? tcp_v6_send_synack+0x870/0x870 [ 68.268264][ T7214] ? __inet_stream_connect+0x66b/0xd20 [ 68.268274][ T7214] ? inet_dgram_connect+0x280/0x280 [ 68.268279][ T7214] ? rcu_read_lock_sched_held+0x108/0x120 [ 68.268285][ T7214] ? kmem_cache_alloc_trace+0x356/0x750 [ 68.268297][ T7214] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 68.268305][ T7214] ? __lock_acquire+0x5ea/0x4390 [ 68.268315][ T7214] ? tcp_sendpage+0x50/0x50 [ 68.268322][ T7214] ? mark_held_locks+0xb8/0x130 [ 68.268329][ T7214] ? __local_bh_enable_ip+0x160/0x260 [ 68.268335][ T7214] ? lock_sock_nested+0xc5/0x100 [ 68.268341][ T7214] ? lockdep_hardirqs_on+0x424/0x5c0 [ 68.268345][ T7214] ? __local_bh_enable_ip+0x160/0x260 [ 68.268349][ T7214] ? lock_sock_nested+0x82/0x100 [ 68.268355][ T7214] ? trace_hardirqs_on+0x28/0x190 [ 68.268361][ T7214] ? lock_sock_nested+0x82/0x100 [ 68.268368][ T7214] ? __local_bh_enable_ip+0x160/0x260 [ 68.268377][ T7214] tcp_sendmsg+0x27/0x40 [ 68.268383][ T7214] inet_sendmsg+0x10d/0x460 [ 68.268389][ T7214] ? security_socket_sendmsg+0x50/0x90 [ 68.268395][ T7214] ? ipip_gro_receive+0xf0/0xf0 [ 68.268401][ T7214] sock_sendmsg+0xb7/0xf0 [ 68.268408][ T7214] __sys_sendto+0x1f2/0x2e0 [ 68.268415][ T7214] ? __ia32_sys_getpeername+0xb0/0xb0 [ 68.268420][ T7214] ? find_held_lock+0x36/0x1d0 [ 68.268432][ T7214] ? __might_fault+0xf1/0x1b0 [ 68.268436][ T7214] ? lock_downgrade+0x860/0x860 [ 68.268451][ T7214] ? kasan_check_read+0x11/0x20 [ 68.268458][ T7214] ? _copy_to_user+0x91/0xb0 [ 68.268468][ T7214] ? nsecs_to_jiffies+0x20/0x20 [ 68.268481][ T7214] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.268487][ T7214] ? do_syscall_64+0x21/0x4e0 [ 68.268495][ T7214] __x64_sys_sendto+0xdc/0x1a0 [ 68.268502][ T7214] do_syscall_64+0xd6/0x4e0 [ 68.268511][ T7214] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.268516][ T7214] RIP: 0033:0x4582b9 [ 68.268523][ T7214] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.268526][ T7214] RSP: 002b:00007fc031b4fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 68.268531][ T7214] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 68.268534][ T7214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 68.268537][ T7214] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 68.268540][ T7214] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fc031b506d4 [ 68.268543][ T7214] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 68.329243][ T7218] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.5/7218 [ 68.330388][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.334699][ T7218] caller is ip6_finish_output+0x28b/0xb20 [ 68.346340][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.349349][ T7218] CPU: 0 PID: 7218 Comm: syz-executor.5 Not tainted 5.1.0-rc2+ #1 [ 68.349354][ T7218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.349357][ T7218] Call Trace: [ 68.349368][ T7218] dump_stack+0x113/0x167 [ 68.349380][ T7218] __this_cpu_preempt_check+0x1d2/0x200 [ 68.349388][ T7218] ip6_finish_output+0x28b/0xb20 [ 68.349397][ T7218] ? kasan_check_read+0x11/0x20 [ 68.349405][ T7218] ip6_output+0x1bf/0x630 [ 68.349411][ T7218] ? ip6_finish_output+0xb20/0xb20 [ 68.349418][ T7218] ? ip6_fragment+0x39f0/0x39f0 [ 68.349429][ T7218] ip6_xmit+0xc22/0x1f30 [ 68.349441][ T7218] ? ip6_finish_output2+0x22f0/0x22f0 [ 68.349448][ T7218] ? __lock_acquire+0x5d6/0x4390 [ 68.349453][ T7218] ? kasan_check_read+0x11/0x20 [ 68.349464][ T7218] ? ip6_append_data+0x2f0/0x2f0 [ 68.349473][ T7218] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 68.349489][ T7218] inet6_csk_xmit+0x256/0x450 [ 68.349495][ T7218] ? inet6_csk_update_pmtu+0x160/0x160 [ 68.349508][ T7218] ? tcp_options_write+0x3c7/0xa60 [ 68.349518][ T7218] __tcp_transmit_skb+0x176e/0x3690 [ 68.349531][ T7218] ? __tcp_select_window+0x790/0x790 [ 68.349537][ T7218] ? kasan_check_read+0x11/0x20 [ 68.349545][ T7218] ? kasan_check_read+0x11/0x20 [ 68.349556][ T7218] tcp_connect+0x194e/0x3fd0 [ 68.349570][ T7218] ? tcp_push_one+0xf0/0xf0 [ 68.349577][ T7218] ? tcp_fastopen_cookie_check+0x190/0x190 [ 68.349585][ T7218] ? secure_tcpv6_ts_off+0x226/0x350 [ 68.349599][ T7218] tcp_v6_connect+0x13cd/0x1d90 [ 68.349604][ T7218] ? tcp_sendmsg+0x27/0x40 [ 68.349613][ T7218] ? tcp_v6_send_synack+0x870/0x870 [ 68.349620][ T7218] ? __lock_acquire+0x5ea/0x4390 [ 68.349626][ T7218] ? __switch_to_asm+0x40/0x70 [ 68.349647][ T7218] __inet_stream_connect+0x66b/0xd20 [ 68.349650][ T7218] ? tcp_v6_send_synack+0x870/0x870 [ 68.349654][ T7218] ? __inet_stream_connect+0x66b/0xd20 [ 68.349662][ T7218] ? inet_dgram_connect+0x280/0x280 [ 68.349666][ T7218] ? rcu_read_lock_sched_held+0x108/0x120 [ 68.349672][ T7218] ? kmem_cache_alloc_trace+0x356/0x750 [ 68.349681][ T7218] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 68.349688][ T7218] ? __lock_acquire+0x5ea/0x4390 [ 68.349697][ T7218] ? tcp_sendpage+0x50/0x50 [ 68.349703][ T7218] ? mark_held_locks+0xb8/0x130 [ 68.349709][ T7218] ? __local_bh_enable_ip+0x160/0x260 [ 68.349715][ T7218] ? lock_sock_nested+0xc5/0x100 [ 68.349719][ T7218] ? lockdep_hardirqs_on+0x424/0x5c0 [ 68.349723][ T7218] ? __local_bh_enable_ip+0x160/0x260 [ 68.349726][ T7218] ? lock_sock_nested+0x82/0x100 [ 68.349731][ T7218] ? trace_hardirqs_on+0x28/0x190 [ 68.349736][ T7218] ? lock_sock_nested+0x82/0x100 [ 68.349740][ T7218] ? __local_bh_enable_ip+0x160/0x260 [ 68.349748][ T7218] tcp_sendmsg+0x27/0x40 [ 68.349753][ T7218] inet_sendmsg+0x10d/0x460 [ 68.349757][ T7218] ? security_socket_sendmsg+0x50/0x90 [ 68.349762][ T7218] ? ipip_gro_receive+0xf0/0xf0 [ 68.349767][ T7218] sock_sendmsg+0xb7/0xf0 [ 68.349772][ T7218] __sys_sendto+0x1f2/0x2e0 [ 68.349777][ T7218] ? __ia32_sys_getpeername+0xb0/0xb0 [ 68.349781][ T7218] ? find_held_lock+0x36/0x1d0 [ 68.349791][ T7218] ? __might_fault+0xf1/0x1b0 [ 68.349795][ T7218] ? lock_downgrade+0x860/0x860 [ 68.349809][ T7218] ? kasan_check_read+0x11/0x20 [ 68.349818][ T7218] ? _copy_to_user+0x91/0xb0 [ 68.349827][ T7218] ? nsecs_to_jiffies+0x20/0x20 [ 68.349839][ T7218] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.349845][ T7218] ? do_syscall_64+0x21/0x4e0 [ 68.349853][ T7218] __x64_sys_sendto+0xdc/0x1a0 [ 68.349861][ T7218] do_syscall_64+0xd6/0x4e0 [ 68.349869][ T7218] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.349876][ T7218] RIP: 0033:0x4582b9 [ 68.349882][ T7218] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.349886][ T7218] RSP: 002b:00007f9cb6fbdc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 68.349891][ T7218] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 68.349894][ T7218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 68.349897][ T7218] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 68.349900][ T7218] R10: 0000000020000000 R11: 0000000000000246 R12: 00007f9cb6fbe6d4 [ 68.349903][ T7218] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 68.353294][ T7220] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.1/7220 [ 68.356987][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.360146][ T7220] caller is ip6_finish_output+0x28b/0xb20 [ 68.370872][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.376097][ T7220] CPU: 0 PID: 7220 Comm: syz-executor.1 Not tainted 5.1.0-rc2+ #1 [ 68.376101][ T7220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.376105][ T7220] Call Trace: [ 68.376115][ T7220] dump_stack+0x113/0x167 [ 68.384256][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.387032][ T7220] __this_cpu_preempt_check+0x1d2/0x200 [ 68.387047][ T7220] ip6_finish_output+0x28b/0xb20 [ 68.387056][ T7220] ? kasan_check_read+0x11/0x20 [ 68.387063][ T7220] ip6_output+0x1bf/0x630 [ 68.387070][ T7220] ? ip6_finish_output+0xb20/0xb20 [ 68.396331][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.397786][ T7220] ? ip6_fragment+0x39f0/0x39f0 [ 68.397797][ T7220] ip6_xmit+0xc22/0x1f30 [ 68.397811][ T7220] ? ip6_finish_output2+0x22f0/0x22f0 [ 68.397818][ T7220] ? __lock_acquire+0x5d6/0x4390 [ 68.397826][ T7220] ? kasan_check_read+0x11/0x20 [ 68.397840][ T7220] ? ip6_append_data+0x2f0/0x2f0 [ 68.397853][ T7220] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 68.397874][ T7220] inet6_csk_xmit+0x256/0x450 [ 68.397883][ T7220] ? inet6_csk_update_pmtu+0x160/0x160 [ 68.397903][ T7220] ? tcp_options_write+0x3c7/0xa60 [ 68.397929][ T7220] __tcp_transmit_skb+0x176e/0x3690 [ 68.397954][ T7220] ? __tcp_select_window+0x790/0x790 [ 68.397965][ T7220] ? kasan_check_read+0x11/0x20 [ 68.413588][ T7193] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.417551][ T7220] ? kasan_check_read+0x11/0x20 [ 68.417565][ T7220] tcp_connect+0x194e/0x3fd0 [ 68.417578][ T7220] ? tcp_push_one+0xf0/0xf0 [ 68.417585][ T7220] ? tcp_fastopen_cookie_check+0x190/0x190 [ 68.417594][ T7220] ? secure_tcpv6_ts_off+0x226/0x350 [ 68.417609][ T7220] tcp_v6_connect+0x13cd/0x1d90 [ 68.417614][ T7220] ? tcp_sendmsg+0x27/0x40 [ 68.417623][ T7220] ? tcp_v6_send_synack+0x870/0x870 [ 68.433188][ T7220] ? __lock_acquire+0x5ea/0x4390 [ 68.433196][ T7220] ? __switch_to_asm+0x40/0x70 [ 68.433217][ T7220] __inet_stream_connect+0x66b/0xd20 [ 68.442847][ T7206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.443144][ T7220] ? tcp_v6_send_synack+0x870/0x870 [ 68.489233][ T7222] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.2/7222 [ 68.491276][ T7220] ? __inet_stream_connect+0x66b/0xd20 [ 68.491288][ T7220] ? inet_dgram_connect+0x280/0x280 [ 68.491295][ T7220] ? rcu_read_lock_sched_held+0x108/0x120 [ 68.491304][ T7220] ? kmem_cache_alloc_trace+0x356/0x750 [ 68.491320][ T7220] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 68.495986][ T7222] caller is ip6_finish_output+0x28b/0xb20 [ 68.501646][ T7220] ? __lock_acquire+0x5ea/0x4390 [ 68.501659][ T7220] ? tcp_sendpage+0x50/0x50 [ 68.501665][ T7220] ? mark_held_locks+0xb8/0x130 [ 68.501673][ T7220] ? __local_bh_enable_ip+0x160/0x260 [ 68.501681][ T7220] ? lock_sock_nested+0xc5/0x100 [ 68.501686][ T7220] ? lockdep_hardirqs_on+0x424/0x5c0 [ 68.501690][ T7220] ? __local_bh_enable_ip+0x160/0x260 [ 68.501694][ T7220] ? lock_sock_nested+0x82/0x100 [ 68.501700][ T7220] ? trace_hardirqs_on+0x28/0x190 [ 68.501706][ T7220] ? lock_sock_nested+0x82/0x100 [ 68.501712][ T7220] ? __local_bh_enable_ip+0x160/0x260 [ 68.501722][ T7220] tcp_sendmsg+0x27/0x40 [ 68.501729][ T7220] inet_sendmsg+0x10d/0x460 [ 68.501735][ T7220] ? security_socket_sendmsg+0x50/0x90 [ 68.501741][ T7220] ? ipip_gro_receive+0xf0/0xf0 [ 68.501746][ T7220] sock_sendmsg+0xb7/0xf0 [ 68.501753][ T7220] __sys_sendto+0x1f2/0x2e0 [ 68.501759][ T7220] ? __ia32_sys_getpeername+0xb0/0xb0 [ 68.501764][ T7220] ? find_held_lock+0x36/0x1d0 [ 68.501776][ T7220] ? __might_fault+0xf1/0x1b0 [ 68.501781][ T7220] ? lock_downgrade+0x860/0x860 [ 68.501797][ T7220] ? kasan_check_read+0x11/0x20 [ 68.501804][ T7220] ? _copy_to_user+0x91/0xb0 [ 68.501813][ T7220] ? nsecs_to_jiffies+0x20/0x20 [ 68.501826][ T7220] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.501833][ T7220] ? do_syscall_64+0x21/0x4e0 [ 68.501841][ T7220] __x64_sys_sendto+0xdc/0x1a0 [ 68.501849][ T7220] do_syscall_64+0xd6/0x4e0 [ 68.501859][ T7220] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.501865][ T7220] RIP: 0033:0x4582b9 [ 68.501872][ T7220] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.501876][ T7220] RSP: 002b:00007fe8cbd9fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 68.501882][ T7220] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 68.501885][ T7220] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 68.501889][ T7220] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 68.501893][ T7220] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fe8cbda06d4 [ 68.501896][ T7220] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 68.514568][ T7224] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.0/7224 [ 68.517383][ T7222] CPU: 1 PID: 7222 Comm: syz-executor.2 Not tainted 5.1.0-rc2+ #1 [ 68.517387][ T7222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.517390][ T7222] Call Trace: [ 68.517401][ T7222] dump_stack+0x113/0x167 [ 68.517412][ T7222] __this_cpu_preempt_check+0x1d2/0x200 [ 68.517420][ T7222] ip6_finish_output+0x28b/0xb20 [ 68.517432][ T7222] ? kasan_check_read+0x11/0x20 [ 68.522883][ T7224] caller is ip6_finish_output+0x28b/0xb20 [ 68.527551][ T7222] ip6_output+0x1bf/0x630 [ 68.527558][ T7222] ? ip6_finish_output+0xb20/0xb20 [ 68.527565][ T7222] ? ip6_fragment+0x39f0/0x39f0 [ 68.527574][ T7222] ip6_xmit+0xc22/0x1f30 [ 68.527586][ T7222] ? ip6_finish_output2+0x22f0/0x22f0 [ 69.629188][ T7222] ? __lock_acquire+0x5d6/0x4390 [ 69.634110][ T7222] ? kasan_check_read+0x11/0x20 [ 69.638952][ T7222] ? ip6_append_data+0x2f0/0x2f0 [ 69.643874][ T7222] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 69.649412][ T7222] inet6_csk_xmit+0x256/0x450 [ 69.654072][ T7222] ? inet6_csk_update_pmtu+0x160/0x160 [ 69.659520][ T7222] ? tcp_options_write+0x3c7/0xa60 [ 69.664625][ T7222] __tcp_transmit_skb+0x176e/0x3690 [ 69.669815][ T7222] ? __tcp_select_window+0x790/0x790 [ 69.675091][ T7222] ? kasan_check_read+0x11/0x20 [ 69.679939][ T7222] ? kasan_check_read+0x11/0x20 [ 69.684793][ T7222] tcp_connect+0x194e/0x3fd0 [ 69.689371][ T7222] ? tcp_push_one+0xf0/0xf0 [ 69.693855][ T7222] ? tcp_fastopen_cookie_check+0x190/0x190 [ 69.699665][ T7222] ? secure_tcpv6_ts_off+0x226/0x350 [ 69.704939][ T7222] tcp_v6_connect+0x13cd/0x1d90 [ 69.709772][ T7222] ? tcp_sendmsg+0x27/0x40 [ 69.714186][ T7222] ? tcp_v6_send_synack+0x870/0x870 [ 69.719371][ T7222] ? __lock_acquire+0x5ea/0x4390 [ 69.724294][ T7222] ? __schedule+0x90c/0x1c20 [ 69.728881][ T7222] __inet_stream_connect+0x66b/0xd20 [ 69.734147][ T7222] ? tcp_v6_send_synack+0x870/0x870 [ 69.739329][ T7222] ? __inet_stream_connect+0x66b/0xd20 [ 69.744780][ T7222] ? inet_dgram_connect+0x280/0x280 [ 69.749959][ T7222] ? rcu_read_lock_sched_held+0x108/0x120 [ 69.755660][ T7222] ? kmem_cache_alloc_trace+0x356/0x750 [ 69.761198][ T7222] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 69.766385][ T7222] ? __lock_acquire+0x5ea/0x4390 [ 69.771312][ T7222] ? tcp_sendpage+0x50/0x50 [ 69.775800][ T7222] ? mark_held_locks+0xb8/0x130 [ 69.780636][ T7222] ? __local_bh_enable_ip+0x160/0x260 [ 69.785990][ T7222] ? lock_sock_nested+0xc5/0x100 [ 69.790911][ T7222] ? lockdep_hardirqs_on+0x424/0x5c0 [ 69.796192][ T7222] ? __local_bh_enable_ip+0x160/0x260 [ 69.801551][ T7222] ? lock_sock_nested+0x82/0x100 [ 69.806471][ T7222] ? trace_hardirqs_on+0x28/0x190 [ 69.811478][ T7222] ? lock_sock_nested+0x82/0x100 [ 69.816402][ T7222] ? __local_bh_enable_ip+0x160/0x260 [ 69.821771][ T7222] tcp_sendmsg+0x27/0x40 [ 69.825998][ T7222] inet_sendmsg+0x10d/0x460 [ 69.830489][ T7222] ? security_socket_sendmsg+0x50/0x90 [ 69.835929][ T7222] ? ipip_gro_receive+0xf0/0xf0 [ 69.840761][ T7222] sock_sendmsg+0xb7/0xf0 [ 69.845075][ T7222] __sys_sendto+0x1f2/0x2e0 [ 69.849567][ T7222] ? __ia32_sys_getpeername+0xb0/0xb0 [ 69.854920][ T7222] ? find_held_lock+0x36/0x1d0 [ 69.859675][ T7222] ? __might_fault+0xf1/0x1b0 [ 69.864331][ T7222] ? lock_downgrade+0x860/0x860 [ 69.869174][ T7222] ? kasan_check_read+0x11/0x20 [ 69.874004][ T7222] ? _copy_to_user+0x91/0xb0 [ 69.878590][ T7222] ? nsecs_to_jiffies+0x20/0x20 [ 69.883431][ T7222] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.888872][ T7222] ? do_syscall_64+0x21/0x4e0 [ 69.893533][ T7222] __x64_sys_sendto+0xdc/0x1a0 [ 69.898289][ T7222] do_syscall_64+0xd6/0x4e0 [ 69.902778][ T7222] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.908652][ T7222] RIP: 0033:0x4582b9 [ 69.912529][ T7222] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.932125][ T7222] RSP: 002b:00007fc031b4fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 69.940518][ T7222] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 69.948474][ T7222] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 69.956427][ T7222] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 69.964381][ T7222] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fc031b506d4 [ 69.972336][ T7222] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 69.980310][ T7224] CPU: 0 PID: 7224 Comm: syz-executor.0 Not tainted 5.1.0-rc2+ #1 [ 69.988116][ T7224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.998160][ T7224] Call Trace: [ 70.001439][ T7224] dump_stack+0x113/0x167 [ 70.005764][ T7224] __this_cpu_preempt_check+0x1d2/0x200 [ 70.011304][ T7224] ip6_finish_output+0x28b/0xb20 [ 70.016230][ T7224] ? kasan_check_read+0x11/0x20 [ 70.016239][ T7224] ip6_output+0x1bf/0x630 [ 70.016246][ T7224] ? ip6_finish_output+0xb20/0xb20 [ 70.016253][ T7224] ? ip6_fragment+0x39f0/0x39f0 [ 70.016262][ T7224] ip6_xmit+0xc22/0x1f30 [ 70.040014][ T7224] ? ip6_finish_output2+0x22f0/0x22f0 [ 70.045398][ T7224] ? __lock_acquire+0x5d6/0x4390 [ 70.050325][ T7224] ? kasan_check_read+0x11/0x20 [ 70.050339][ T7224] ? ip6_append_data+0x2f0/0x2f0 [ 70.050348][ T7224] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 70.050365][ T7224] inet6_csk_xmit+0x256/0x450 [ 70.050372][ T7224] ? inet6_csk_update_pmtu+0x160/0x160 [ 70.050385][ T7224] ? tcp_options_write+0x3c7/0xa60 [ 70.050394][ T7224] __tcp_transmit_skb+0x176e/0x3690 [ 70.050408][ T7224] ? __tcp_select_window+0x790/0x790 [ 70.050415][ T7224] ? kasan_check_read+0x11/0x20 [ 70.050423][ T7224] ? kasan_check_read+0x11/0x20 [ 70.070357][ T7224] tcp_connect+0x194e/0x3fd0 [ 70.070372][ T7224] ? tcp_push_one+0xf0/0xf0 [ 70.070380][ T7224] ? tcp_fastopen_cookie_check+0x190/0x190 [ 70.080933][ T7224] ? secure_tcpv6_ts_off+0x226/0x350 [ 70.080958][ T7224] tcp_v6_connect+0x13cd/0x1d90 [ 70.080967][ T7224] ? tcp_sendmsg+0x27/0x40 [ 70.080984][ T7224] ? tcp_v6_send_synack+0x870/0x870 [ 70.081000][ T7224] ? __lock_acquire+0x5ea/0x4390 [ 70.081009][ T7224] ? __switch_to_asm+0x40/0x70 [ 70.081060][ T7224] __inet_stream_connect+0x66b/0xd20 [ 70.081068][ T7224] ? tcp_v6_send_synack+0x870/0x870 [ 70.081075][ T7224] ? __inet_stream_connect+0x66b/0xd20 [ 70.081092][ T7224] ? inet_dgram_connect+0x280/0x280 [ 70.081101][ T7224] ? rcu_read_lock_sched_held+0x108/0x120 [ 70.081111][ T7224] ? kmem_cache_alloc_trace+0x356/0x750 [ 70.081129][ T7224] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 70.081139][ T7224] ? __lock_acquire+0x5ea/0x4390 [ 70.096434][ T7224] ? tcp_sendpage+0x50/0x50 [ 70.096443][ T7224] ? mark_held_locks+0xb8/0x130 [ 70.096451][ T7224] ? __local_bh_enable_ip+0x160/0x260 [ 70.096460][ T7224] ? lock_sock_nested+0xc5/0x100 [ 70.105857][ T7224] ? lockdep_hardirqs_on+0x424/0x5c0 [ 70.105863][ T7224] ? __local_bh_enable_ip+0x160/0x260 [ 70.105873][ T7224] ? lock_sock_nested+0x82/0x100 [ 70.105879][ T7224] ? trace_hardirqs_on+0x28/0x190 [ 70.105885][ T7224] ? lock_sock_nested+0x82/0x100 [ 70.167048][ T7224] ? __local_bh_enable_ip+0x160/0x260 [ 70.167061][ T7224] tcp_sendmsg+0x27/0x40 [ 70.167070][ T7224] inet_sendmsg+0x10d/0x460 [ 70.167078][ T7224] ? security_socket_sendmsg+0x50/0x90 [ 70.213248][ T7224] ? ipip_gro_receive+0xf0/0xf0 [ 70.213256][ T7224] sock_sendmsg+0xb7/0xf0 [ 70.213274][ T7224] __sys_sendto+0x1f2/0x2e0 [ 70.213280][ T7224] ? __ia32_sys_getpeername+0xb0/0xb0 [ 70.213287][ T7224] ? find_held_lock+0x36/0x1d0 [ 70.213305][ T7224] ? __might_fault+0xf1/0x1b0 [ 70.213311][ T7224] ? lock_downgrade+0x860/0x860 [ 70.213326][ T7224] ? kasan_check_read+0x11/0x20 [ 70.247602][ T7224] ? _copy_to_user+0x91/0xb0 [ 70.247613][ T7224] ? nsecs_to_jiffies+0x20/0x20 [ 70.247626][ T7224] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.247633][ T7224] ? do_syscall_64+0x21/0x4e0 [ 70.247644][ T7224] __x64_sys_sendto+0xdc/0x1a0 [ 70.247653][ T7224] do_syscall_64+0xd6/0x4e0 [ 70.247663][ T7224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.247669][ T7224] RIP: 0033:0x4582b9 [ 70.247676][ T7224] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.247679][ T7224] RSP: 002b:00007fb1cac9cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 70.247685][ T7224] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 70.247688][ T7224] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 70.247692][ T7224] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 70.247695][ T7224] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fb1cac9d6d4 [ 70.247698][ T7224] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 70.274979][ T7237] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.3/7237 [ 70.302537][ T7237] caller is ip6_finish_output+0x28b/0xb20 [ 70.302544][ T7237] CPU: 0 PID: 7237 Comm: syz-executor.3 Not tainted 5.1.0-rc2+ #1 [ 70.302548][ T7237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.302551][ T7237] Call Trace: [ 70.302560][ T7237] dump_stack+0x113/0x167 [ 70.302572][ T7237] __this_cpu_preempt_check+0x1d2/0x200 [ 70.302579][ T7237] ip6_finish_output+0x28b/0xb20 [ 70.302587][ T7237] ? kasan_check_read+0x11/0x20 [ 70.302595][ T7237] ip6_output+0x1bf/0x630 [ 70.327736][ T7233] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.4/7233 [ 70.327822][ T7237] ? ip6_finish_output+0xb20/0xb20 [ 70.331731][ T7233] caller is ip6_finish_output+0x28b/0xb20 [ 70.351383][ T7237] ? ip6_fragment+0x39f0/0x39f0 [ 70.351394][ T7237] ip6_xmit+0xc22/0x1f30 [ 70.351405][ T7237] ? ip6_finish_output2+0x22f0/0x22f0 [ 70.351412][ T7237] ? __lock_acquire+0x5d6/0x4390 [ 70.351420][ T7237] ? kasan_check_read+0x11/0x20 [ 70.351432][ T7237] ? ip6_append_data+0x2f0/0x2f0 [ 70.351442][ T7237] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 70.351458][ T7237] inet6_csk_xmit+0x256/0x450 [ 70.351463][ T7237] ? inet6_csk_update_pmtu+0x160/0x160 [ 70.351476][ T7237] ? tcp_options_write+0x3c7/0xa60 [ 70.351486][ T7237] __tcp_transmit_skb+0x176e/0x3690 [ 70.351498][ T7237] ? __tcp_select_window+0x790/0x790 [ 70.351505][ T7237] ? kasan_check_read+0x11/0x20 [ 70.351513][ T7237] ? kasan_check_read+0x11/0x20 [ 70.351524][ T7237] tcp_connect+0x194e/0x3fd0 [ 70.351535][ T7237] ? tcp_push_one+0xf0/0xf0 [ 70.351541][ T7237] ? tcp_fastopen_cookie_check+0x190/0x190 [ 70.351549][ T7237] ? secure_tcpv6_ts_off+0x226/0x350 [ 70.351561][ T7237] tcp_v6_connect+0x13cd/0x1d90 [ 70.351565][ T7237] ? tcp_sendmsg+0x27/0x40 [ 70.351573][ T7237] ? tcp_v6_send_synack+0x870/0x870 [ 70.351579][ T7237] ? __lock_acquire+0x5ea/0x4390 [ 70.351585][ T7237] ? __switch_to_asm+0x40/0x70 [ 70.351608][ T7237] __inet_stream_connect+0x66b/0xd20 [ 70.351612][ T7237] ? tcp_v6_send_synack+0x870/0x870 [ 70.351616][ T7237] ? __inet_stream_connect+0x66b/0xd20 [ 70.351625][ T7237] ? inet_dgram_connect+0x280/0x280 [ 70.351631][ T7237] ? rcu_read_lock_sched_held+0x108/0x120 [ 70.351637][ T7237] ? kmem_cache_alloc_trace+0x356/0x750 [ 70.351649][ T7237] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 70.351659][ T7237] ? __lock_acquire+0x5ea/0x4390 [ 70.351671][ T7237] ? tcp_sendpage+0x50/0x50 [ 70.351678][ T7237] ? mark_held_locks+0xb8/0x130 [ 70.351686][ T7237] ? __local_bh_enable_ip+0x160/0x260 [ 70.351692][ T7237] ? lock_sock_nested+0xc5/0x100 [ 70.351697][ T7237] ? lockdep_hardirqs_on+0x424/0x5c0 [ 70.351702][ T7237] ? __local_bh_enable_ip+0x160/0x260 [ 70.351706][ T7237] ? lock_sock_nested+0x82/0x100 [ 70.351711][ T7237] ? trace_hardirqs_on+0x28/0x190 [ 70.351715][ T7237] ? lock_sock_nested+0x82/0x100 [ 70.351721][ T7237] ? __local_bh_enable_ip+0x160/0x260 [ 70.351730][ T7237] tcp_sendmsg+0x27/0x40 [ 70.351737][ T7237] inet_sendmsg+0x10d/0x460 [ 70.351742][ T7237] ? security_socket_sendmsg+0x50/0x90 [ 70.351748][ T7237] ? ipip_gro_receive+0xf0/0xf0 [ 70.351753][ T7237] sock_sendmsg+0xb7/0xf0 [ 70.351760][ T7237] __sys_sendto+0x1f2/0x2e0 [ 70.351766][ T7237] ? __ia32_sys_getpeername+0xb0/0xb0 [ 70.351771][ T7237] ? find_held_lock+0x36/0x1d0 [ 70.351781][ T7237] ? __might_fault+0xf1/0x1b0 [ 70.351786][ T7237] ? lock_downgrade+0x860/0x860 [ 70.351799][ T7237] ? kasan_check_read+0x11/0x20 [ 70.351806][ T7237] ? _copy_to_user+0x91/0xb0 [ 70.351816][ T7237] ? nsecs_to_jiffies+0x20/0x20 [ 70.351827][ T7237] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.351833][ T7237] ? do_syscall_64+0x21/0x4e0 [ 70.351842][ T7237] __x64_sys_sendto+0xdc/0x1a0 [ 70.351851][ T7237] do_syscall_64+0xd6/0x4e0 [ 70.351859][ T7237] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.351865][ T7237] RIP: 0033:0x4582b9 [ 70.351871][ T7237] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.351874][ T7237] RSP: 002b:00007f0a984f7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 70.351880][ T7237] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 70.351883][ T7237] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 70.351886][ T7237] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 70.351889][ T7237] R10: 0000000020000000 R11: 0000000000000246 R12: 00007f0a984f86d4 [ 70.351891][ T7237] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 70.382086][ T7242] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.5/7242 [ 70.384581][ T7233] CPU: 1 PID: 7233 Comm: syz-executor.4 Not tainted 5.1.0-rc2+ #1 [ 70.392695][ T7242] caller is ip6_finish_output+0x28b/0xb20 [ 70.400498][ T7233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.400502][ T7233] Call Trace: [ 70.400513][ T7233] dump_stack+0x113/0x167 [ 70.400523][ T7233] __this_cpu_preempt_check+0x1d2/0x200 [ 70.400531][ T7233] ip6_finish_output+0x28b/0xb20 [ 70.896074][ T7233] ? kasan_check_read+0x11/0x20 [ 70.900911][ T7233] ip6_output+0x1bf/0x630 [ 70.905227][ T7233] ? ip6_finish_output+0xb20/0xb20 [ 70.910323][ T7233] ? ip6_fragment+0x39f0/0x39f0 [ 70.915158][ T7233] ip6_xmit+0xc22/0x1f30 [ 70.919388][ T7233] ? ip6_finish_output2+0x22f0/0x22f0 [ 70.924737][ T7233] ? __lock_acquire+0x5d6/0x4390 [ 70.929664][ T7233] ? kasan_check_read+0x11/0x20 [ 70.934502][ T7233] ? ip6_append_data+0x2f0/0x2f0 [ 70.939426][ T7233] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 70.944964][ T7233] inet6_csk_xmit+0x256/0x450 [ 70.949625][ T7233] ? inet6_csk_update_pmtu+0x160/0x160 [ 70.955070][ T7233] ? tcp_options_write+0x3c7/0xa60 [ 70.960180][ T7233] __tcp_transmit_skb+0x176e/0x3690 [ 70.965367][ T7233] ? __tcp_select_window+0x790/0x790 [ 70.970640][ T7233] ? kasan_check_read+0x11/0x20 [ 70.975489][ T7233] ? kasan_check_read+0x11/0x20 [ 70.980337][ T7233] tcp_connect+0x194e/0x3fd0 [ 70.984917][ T7233] ? tcp_push_one+0xf0/0xf0 [ 70.989406][ T7233] ? tcp_fastopen_cookie_check+0x190/0x190 [ 70.995196][ T7233] ? secure_tcpv6_ts_off+0x226/0x350 [ 71.000472][ T7233] tcp_v6_connect+0x13cd/0x1d90 [ 71.005322][ T7233] ? tcp_sendmsg+0x27/0x40 [ 71.009738][ T7233] ? tcp_v6_send_synack+0x870/0x870 [ 71.014919][ T7233] ? __lock_acquire+0x5ea/0x4390 [ 71.019870][ T7233] ? __switch_to_asm+0x40/0x70 [ 71.024635][ T7233] __inet_stream_connect+0x66b/0xd20 [ 71.029903][ T7233] ? tcp_v6_send_synack+0x870/0x870 [ 71.035083][ T7233] ? __inet_stream_connect+0x66b/0xd20 [ 71.040532][ T7233] ? inet_dgram_connect+0x280/0x280 [ 71.045722][ T7233] ? rcu_read_lock_sched_held+0x108/0x120 [ 71.051427][ T7233] ? kmem_cache_alloc_trace+0x356/0x750 [ 71.056979][ T7233] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 71.062166][ T7233] ? __lock_acquire+0x5ea/0x4390 [ 71.067089][ T7233] ? tcp_sendpage+0x50/0x50 [ 71.071576][ T7233] ? mark_held_locks+0xb8/0x130 [ 71.076423][ T7233] ? __local_bh_enable_ip+0x160/0x260 [ 71.081777][ T7233] ? lock_sock_nested+0xc5/0x100 [ 71.086693][ T7233] ? lockdep_hardirqs_on+0x424/0x5c0 [ 71.091958][ T7233] ? __local_bh_enable_ip+0x160/0x260 [ 71.097319][ T7233] ? lock_sock_nested+0x82/0x100 [ 71.102236][ T7233] ? trace_hardirqs_on+0x28/0x190 [ 71.107240][ T7233] ? lock_sock_nested+0x82/0x100 [ 71.112160][ T7233] ? __local_bh_enable_ip+0x160/0x260 [ 71.117515][ T7233] tcp_sendmsg+0x27/0x40 [ 71.121763][ T7233] inet_sendmsg+0x10d/0x460 [ 71.126246][ T7233] ? security_socket_sendmsg+0x50/0x90 [ 71.131685][ T7233] ? ipip_gro_receive+0xf0/0xf0 [ 71.136530][ T7233] sock_sendmsg+0xb7/0xf0 [ 71.140849][ T7233] __sys_sendto+0x1f2/0x2e0 [ 71.145336][ T7233] ? __ia32_sys_getpeername+0xb0/0xb0 [ 71.150689][ T7233] ? find_held_lock+0x36/0x1d0 [ 71.155468][ T7233] ? __might_fault+0xf1/0x1b0 [ 71.160129][ T7233] ? lock_downgrade+0x860/0x860 [ 71.164970][ T7233] ? kasan_check_read+0x11/0x20 [ 71.169803][ T7233] ? _copy_to_user+0x91/0xb0 [ 71.174376][ T7233] ? nsecs_to_jiffies+0x20/0x20 [ 71.179217][ T7233] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.184660][ T7233] ? do_syscall_64+0x21/0x4e0 [ 71.189329][ T7233] __x64_sys_sendto+0xdc/0x1a0 [ 71.194077][ T7233] do_syscall_64+0xd6/0x4e0 [ 71.198565][ T7233] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.204437][ T7233] RIP: 0033:0x4582b9 [ 71.208316][ T7233] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.227900][ T7233] RSP: 002b:00007ff1d83d2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 71.236291][ T7233] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 2019/04/03 00:21:23 executed programs: 8 [ 71.244243][ T7233] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 71.252198][ T7233] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 71.260154][ T7233] R10: 0000000020000000 R11: 0000000000000246 R12: 00007ff1d83d36d4 [ 71.268111][ T7233] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 71.276084][ T7242] CPU: 0 PID: 7242 Comm: syz-executor.5 Not tainted 5.1.0-rc2+ #1 [ 71.283896][ T7242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.293959][ T7242] Call Trace: [ 71.297282][ T7242] dump_stack+0x113/0x167 [ 71.301605][ T7242] __this_cpu_preempt_check+0x1d2/0x200 [ 71.307158][ T7242] ip6_finish_output+0x28b/0xb20 [ 71.312097][ T7242] ? kasan_check_read+0x11/0x20 [ 71.316943][ T7242] ip6_output+0x1bf/0x630 [ 71.321275][ T7242] ? ip6_finish_output+0xb20/0xb20 [ 71.325274][ T7245] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.4/7245 [ 71.326372][ T7242] ? ip6_fragment+0x39f0/0x39f0 [ 71.326382][ T7242] ip6_xmit+0xc22/0x1f30 [ 71.326396][ T7242] ? ip6_finish_output2+0x22f0/0x22f0 [ 71.326402][ T7242] ? __lock_acquire+0x5d6/0x4390 [ 71.326412][ T7242] ? kasan_check_read+0x11/0x20 [ 71.335731][ T7245] caller is ip6_finish_output+0x28b/0xb20 [ 71.340524][ T7242] ? ip6_append_data+0x2f0/0x2f0 [ 71.340533][ T7242] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 71.340552][ T7242] inet6_csk_xmit+0x256/0x450 [ 71.340559][ T7242] ? inet6_csk_update_pmtu+0x160/0x160 [ 71.340571][ T7242] ? tcp_options_write+0x3c7/0xa60 [ 71.340580][ T7242] __tcp_transmit_skb+0x176e/0x3690 [ 71.340593][ T7242] ? __tcp_select_window+0x790/0x790 [ 71.401681][ T7242] ? kasan_check_read+0x11/0x20 [ 71.406518][ T7242] ? kasan_check_read+0x11/0x20 [ 71.411358][ T7242] tcp_connect+0x194e/0x3fd0 [ 71.415943][ T7242] ? tcp_push_one+0xf0/0xf0 [ 71.420445][ T7242] ? tcp_fastopen_cookie_check+0x190/0x190 [ 71.426242][ T7242] ? secure_tcpv6_ts_off+0x226/0x350 [ 71.431520][ T7242] tcp_v6_connect+0x13cd/0x1d90 [ 71.436352][ T7242] ? tcp_sendmsg+0x27/0x40 [ 71.440756][ T7242] ? tcp_v6_send_synack+0x870/0x870 [ 71.445947][ T7242] ? find_held_lock+0x36/0x1d0 [ 71.450700][ T7242] ? cache_grow_end+0xa8/0x190 [ 71.455452][ T7242] __inet_stream_connect+0x66b/0xd20 [ 71.460718][ T7242] ? tcp_v6_send_synack+0x870/0x870 [ 71.465896][ T7242] ? __inet_stream_connect+0x66b/0xd20 [ 71.471339][ T7242] ? inet_dgram_connect+0x280/0x280 [ 71.476549][ T7242] ? rcu_read_lock_sched_held+0x108/0x120 [ 71.482268][ T7242] ? kmem_cache_alloc_trace+0x356/0x750 [ 71.487809][ T7242] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 71.492997][ T7242] ? __lock_acquire+0x5ea/0x4390 [ 71.497932][ T7242] ? tcp_sendpage+0x50/0x50 [ 71.502436][ T7242] ? mark_held_locks+0xb8/0x130 [ 71.507277][ T7242] ? __local_bh_enable_ip+0x160/0x260 [ 71.512636][ T7242] ? lock_sock_nested+0xc5/0x100 [ 71.517643][ T7242] ? lockdep_hardirqs_on+0x424/0x5c0 [ 71.522909][ T7242] ? __local_bh_enable_ip+0x160/0x260 [ 71.528261][ T7242] ? lock_sock_nested+0x82/0x100 [ 71.533183][ T7242] ? trace_hardirqs_on+0x28/0x190 [ 71.538193][ T7242] ? lock_sock_nested+0x82/0x100 [ 71.543116][ T7242] ? __local_bh_enable_ip+0x160/0x260 [ 71.548474][ T7242] tcp_sendmsg+0x27/0x40 [ 71.552700][ T7242] inet_sendmsg+0x10d/0x460 [ 71.557183][ T7242] ? security_socket_sendmsg+0x50/0x90 [ 71.562637][ T7242] ? ipip_gro_receive+0xf0/0xf0 [ 71.567479][ T7242] sock_sendmsg+0xb7/0xf0 [ 71.571793][ T7242] __sys_sendto+0x1f2/0x2e0 [ 71.576281][ T7242] ? __ia32_sys_getpeername+0xb0/0xb0 [ 71.581637][ T7242] ? find_held_lock+0x36/0x1d0 [ 71.586391][ T7242] ? __might_fault+0xf1/0x1b0 [ 71.591055][ T7242] ? lock_downgrade+0x860/0x860 [ 71.595898][ T7242] ? kasan_check_read+0x11/0x20 [ 71.600730][ T7242] ? _copy_to_user+0x91/0xb0 [ 71.605306][ T7242] ? nsecs_to_jiffies+0x20/0x20 [ 71.610177][ T7242] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.615643][ T7242] ? do_syscall_64+0x21/0x4e0 [ 71.620324][ T7242] __x64_sys_sendto+0xdc/0x1a0 [ 71.625076][ T7242] do_syscall_64+0xd6/0x4e0 [ 71.629568][ T7242] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.635441][ T7242] RIP: 0033:0x4582b9 [ 71.639320][ T7242] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.658919][ T7242] RSP: 002b:00007f9cb6fbdc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 71.667346][ T7242] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 71.675298][ T7242] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 71.683249][ T7242] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 71.691204][ T7242] R10: 0000000020000000 R11: 0000000000000246 R12: 00007f9cb6fbe6d4 [ 71.699162][ T7242] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 71.707132][ T7245] CPU: 1 PID: 7245 Comm: syz-executor.4 Not tainted 5.1.0-rc2+ #1 [ 71.714963][ T7245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.725005][ T7245] Call Trace: [ 71.728297][ T7245] dump_stack+0x113/0x167 [ 71.732625][ T7245] __this_cpu_preempt_check+0x1d2/0x200 [ 71.738161][ T7245] ip6_finish_output+0x28b/0xb20 [ 71.743208][ T7245] ? kasan_check_read+0x11/0x20 [ 71.748058][ T7245] ip6_output+0x1bf/0x630 [ 71.752371][ T7245] ? ip6_finish_output+0xb20/0xb20 [ 71.757470][ T7245] ? ip6_fragment+0x39f0/0x39f0 [ 71.762310][ T7245] ip6_xmit+0xc22/0x1f30 [ 71.766549][ T7245] ? ip6_finish_output2+0x22f0/0x22f0 [ 71.771997][ T7245] ? __lock_acquire+0x5d6/0x4390 [ 71.776937][ T7245] ? kasan_check_read+0x11/0x20 [ 71.781791][ T7245] ? ip6_append_data+0x2f0/0x2f0 [ 71.782057][ T7248] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.2/7248 [ 71.786716][ T7245] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 71.786733][ T7245] inet6_csk_xmit+0x256/0x450 [ 71.786742][ T7245] ? inet6_csk_update_pmtu+0x160/0x160 [ 71.796079][ T7248] caller is ip6_finish_output+0x28b/0xb20 [ 71.801579][ T7245] ? tcp_options_write+0x3c7/0xa60 [ 71.801589][ T7245] __tcp_transmit_skb+0x176e/0x3690 [ 71.801603][ T7245] ? __tcp_select_window+0x790/0x790 [ 71.832898][ T7245] ? kasan_check_read+0x11/0x20 [ 71.837746][ T7245] ? kasan_check_read+0x11/0x20 [ 71.842582][ T7245] tcp_connect+0x194e/0x3fd0 [ 71.847162][ T7245] ? tcp_push_one+0xf0/0xf0 [ 71.851647][ T7245] ? tcp_fastopen_cookie_check+0x190/0x190 [ 71.857438][ T7245] ? secure_tcpv6_ts_off+0x226/0x350 [ 71.862740][ T7245] tcp_v6_connect+0x13cd/0x1d90 [ 71.867572][ T7245] ? tcp_sendmsg+0x27/0x40 [ 71.871981][ T7245] ? tcp_v6_send_synack+0x870/0x870 [ 71.877163][ T7245] ? __lock_acquire+0x5ea/0x4390 [ 71.882089][ T7245] ? __schedule+0x90c/0x1c20 [ 71.886674][ T7245] __inet_stream_connect+0x66b/0xd20 [ 71.891938][ T7245] ? tcp_v6_send_synack+0x870/0x870 [ 71.897114][ T7245] ? __inet_stream_connect+0x66b/0xd20 [ 71.902569][ T7245] ? inet_dgram_connect+0x280/0x280 [ 71.907748][ T7245] ? rcu_read_lock_sched_held+0x108/0x120 [ 71.913449][ T7245] ? kmem_cache_alloc_trace+0x356/0x750 [ 71.918987][ T7245] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 71.924172][ T7245] ? __lock_acquire+0x5ea/0x4390 [ 71.929096][ T7245] ? tcp_sendpage+0x50/0x50 [ 71.933583][ T7245] ? mark_held_locks+0xb8/0x130 [ 71.938419][ T7245] ? __local_bh_enable_ip+0x160/0x260 [ 71.943773][ T7245] ? lock_sock_nested+0xc5/0x100 [ 71.948695][ T7245] ? lockdep_hardirqs_on+0x424/0x5c0 [ 71.953959][ T7245] ? __local_bh_enable_ip+0x160/0x260 [ 71.959315][ T7245] ? lock_sock_nested+0x82/0x100 [ 71.964237][ T7245] ? trace_hardirqs_on+0x28/0x190 [ 71.969242][ T7245] ? lock_sock_nested+0x82/0x100 [ 71.974161][ T7245] ? __local_bh_enable_ip+0x160/0x260 [ 71.979561][ T7245] tcp_sendmsg+0x27/0x40 [ 71.983801][ T7245] inet_sendmsg+0x10d/0x460 [ 71.988284][ T7245] ? security_socket_sendmsg+0x50/0x90 [ 71.993724][ T7245] ? ipip_gro_receive+0xf0/0xf0 [ 71.998560][ T7245] sock_sendmsg+0xb7/0xf0 [ 72.002871][ T7245] __sys_sendto+0x1f2/0x2e0 [ 72.007354][ T7245] ? __ia32_sys_getpeername+0xb0/0xb0 [ 72.012710][ T7245] ? find_held_lock+0x36/0x1d0 [ 72.017473][ T7245] ? __might_fault+0xf1/0x1b0 [ 72.022134][ T7245] ? lock_downgrade+0x860/0x860 [ 72.026977][ T7245] ? kasan_check_read+0x11/0x20 [ 72.031814][ T7245] ? _copy_to_user+0x91/0xb0 [ 72.036413][ T7245] ? nsecs_to_jiffies+0x20/0x20 [ 72.041743][ T7245] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.047195][ T7245] ? do_syscall_64+0x21/0x4e0 [ 72.051875][ T7245] __x64_sys_sendto+0xdc/0x1a0 [ 72.056628][ T7245] do_syscall_64+0xd6/0x4e0 [ 72.061118][ T7245] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.066992][ T7245] RIP: 0033:0x4582b9 [ 72.070903][ T7245] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.090496][ T7245] RSP: 002b:00007ff1d83d2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 72.098888][ T7245] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 72.106838][ T7245] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 72.114808][ T7245] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 72.122769][ T7245] R10: 0000000020000000 R11: 0000000000000246 R12: 00007ff1d83d36d4 [ 72.130732][ T7245] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 72.138702][ T7248] CPU: 0 PID: 7248 Comm: syz-executor.2 Not tainted 5.1.0-rc2+ #1 [ 72.147059][ T7248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.157103][ T7248] Call Trace: [ 72.160385][ T7248] dump_stack+0x113/0x167 [ 72.164707][ T7248] __this_cpu_preempt_check+0x1d2/0x200 [ 72.170253][ T7248] ip6_finish_output+0x28b/0xb20 [ 72.175189][ T7248] ? kasan_check_read+0x11/0x20 [ 72.180055][ T7248] ip6_output+0x1bf/0x630 [ 72.184385][ T7248] ? ip6_finish_output+0xb20/0xb20 [ 72.189514][ T7248] ? ip6_fragment+0x39f0/0x39f0 [ 72.194385][ T7248] ip6_xmit+0xc22/0x1f30 [ 72.198630][ T7248] ? ip6_finish_output2+0x22f0/0x22f0 [ 72.203994][ T7248] ? __lock_acquire+0x5d6/0x4390 [ 72.208954][ T7248] ? kasan_check_read+0x11/0x20 [ 72.213813][ T7248] ? ip6_append_data+0x2f0/0x2f0 [ 72.218741][ T7248] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 72.224270][ T7248] inet6_csk_xmit+0x256/0x450 [ 72.228927][ T7248] ? inet6_csk_update_pmtu+0x160/0x160 [ 72.234383][ T7248] ? tcp_options_write+0x3c7/0xa60 [ 72.239492][ T7248] __tcp_transmit_skb+0x176e/0x3690 [ 72.239520][ T7248] ? __tcp_select_window+0x790/0x790 [ 72.239529][ T7248] ? kasan_check_read+0x11/0x20 [ 72.250042][ T7248] ? kasan_check_read+0x11/0x20 [ 72.250058][ T7248] tcp_connect+0x194e/0x3fd0 [ 72.250075][ T7248] ? tcp_push_one+0xf0/0xf0 [ 72.250087][ T7248] ? tcp_fastopen_cookie_check+0x190/0x190 [ 72.250096][ T7248] ? secure_tcpv6_ts_off+0x226/0x350 [ 72.279887][ T7248] tcp_v6_connect+0x13cd/0x1d90 [ 72.284720][ T7248] ? tcp_sendmsg+0x27/0x40 [ 72.284731][ T7248] ? tcp_v6_send_synack+0x870/0x870 [ 72.284740][ T7248] ? __lock_acquire+0x5ea/0x4390 [ 72.284747][ T7248] ? __switch_to_asm+0x40/0x70 [ 72.284769][ T7248] __inet_stream_connect+0x66b/0xd20 [ 72.299271][ T7248] ? tcp_v6_send_synack+0x870/0x870 [ 72.299277][ T7248] ? __inet_stream_connect+0x66b/0xd20 [ 72.299289][ T7248] ? inet_dgram_connect+0x280/0x280 [ 72.299296][ T7248] ? rcu_read_lock_sched_held+0x108/0x120 [ 72.299304][ T7248] ? kmem_cache_alloc_trace+0x356/0x750 [ 72.299316][ T7248] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 72.299326][ T7248] ? __lock_acquire+0x5ea/0x4390 [ 72.299342][ T7248] ? tcp_sendpage+0x50/0x50 [ 72.299349][ T7248] ? mark_held_locks+0xb8/0x130 [ 72.299356][ T7248] ? __local_bh_enable_ip+0x160/0x260 [ 72.299362][ T7248] ? lock_sock_nested+0xc5/0x100 [ 72.299367][ T7248] ? lockdep_hardirqs_on+0x424/0x5c0 [ 72.299371][ T7248] ? __local_bh_enable_ip+0x160/0x260 [ 72.299376][ T7248] ? lock_sock_nested+0x82/0x100 [ 72.299382][ T7248] ? trace_hardirqs_on+0x28/0x190 [ 72.299387][ T7248] ? lock_sock_nested+0x82/0x100 [ 72.299397][ T7248] ? __local_bh_enable_ip+0x160/0x260 [ 72.314732][ T7248] tcp_sendmsg+0x27/0x40 [ 72.314740][ T7248] inet_sendmsg+0x10d/0x460 [ 72.314750][ T7248] ? security_socket_sendmsg+0x50/0x90 [ 72.314756][ T7248] ? ipip_gro_receive+0xf0/0xf0 [ 72.314762][ T7248] sock_sendmsg+0xb7/0xf0 [ 72.314770][ T7248] __sys_sendto+0x1f2/0x2e0 [ 72.351187][ T7248] ? __ia32_sys_getpeername+0xb0/0xb0 [ 72.351195][ T7248] ? find_held_lock+0x36/0x1d0 [ 72.351207][ T7248] ? __might_fault+0xf1/0x1b0 [ 72.351214][ T7248] ? lock_downgrade+0x860/0x860 [ 72.366334][ T7248] ? kasan_check_read+0x11/0x20 [ 72.366343][ T7248] ? _copy_to_user+0x91/0xb0 [ 72.366353][ T7248] ? nsecs_to_jiffies+0x20/0x20 [ 72.381888][ T7248] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.381896][ T7248] ? do_syscall_64+0x21/0x4e0 [ 72.381906][ T7248] __x64_sys_sendto+0xdc/0x1a0 [ 72.381915][ T7248] do_syscall_64+0xd6/0x4e0 [ 72.381927][ T7248] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.391868][ T7248] RIP: 0033:0x4582b9 [ 72.391874][ T7248] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.391878][ T7248] RSP: 002b:00007fc031b4fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 72.391884][ T7248] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 72.391887][ T7248] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 72.391890][ T7248] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 72.391894][ T7248] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fc031b506d4 [ 72.391897][ T7248] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 73.175612][ T7426] check_preemption_disabled: 68 callbacks suppressed [ 73.175617][ T7426] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.4/7426 [ 73.191795][ T7426] caller is ip6_finish_output+0x28b/0xb20 [ 73.197545][ T7426] CPU: 0 PID: 7426 Comm: syz-executor.4 Not tainted 5.1.0-rc2+ #1 [ 73.205342][ T7426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.207614][ T7433] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.2/7433 [ 73.215402][ T7426] Call Trace: [ 73.215413][ T7426] dump_stack+0x113/0x167 [ 73.215425][ T7426] __this_cpu_preempt_check+0x1d2/0x200 [ 73.215432][ T7426] ip6_finish_output+0x28b/0xb20 [ 73.215441][ T7426] ? kasan_check_read+0x11/0x20 [ 73.215449][ T7426] ip6_output+0x1bf/0x630 [ 73.215456][ T7426] ? ip6_finish_output+0xb20/0xb20 [ 73.224786][ T7433] caller is ip6_finish_output+0x28b/0xb20 [ 73.227985][ T7426] ? ip6_fragment+0x39f0/0x39f0 [ 73.227995][ T7426] ip6_xmit+0xc22/0x1f30 [ 73.228007][ T7426] ? ip6_finish_output2+0x22f0/0x22f0 [ 73.228014][ T7426] ? __lock_acquire+0x5d6/0x4390 [ 73.228031][ T7426] ? kasan_check_read+0x11/0x20 [ 73.287502][ T7426] ? ip6_append_data+0x2f0/0x2f0 [ 73.292428][ T7426] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 73.297974][ T7426] inet6_csk_xmit+0x256/0x450 [ 73.302630][ T7426] ? inet6_csk_update_pmtu+0x160/0x160 [ 73.308096][ T7426] ? tcp_options_write+0x3c7/0xa60 [ 73.313200][ T7426] __tcp_transmit_skb+0x176e/0x3690 [ 73.318386][ T7426] ? __tcp_select_window+0x790/0x790 [ 73.323655][ T7426] ? kasan_check_read+0x11/0x20 [ 73.328488][ T7426] ? kasan_check_read+0x11/0x20 [ 73.333324][ T7426] tcp_connect+0x194e/0x3fd0 [ 73.337902][ T7426] ? tcp_push_one+0xf0/0xf0 [ 73.342388][ T7426] ? tcp_fastopen_cookie_check+0x190/0x190 [ 73.348176][ T7426] ? secure_tcpv6_ts_off+0x226/0x350 [ 73.353454][ T7426] tcp_v6_connect+0x13cd/0x1d90 [ 73.358283][ T7426] ? tcp_sendmsg+0x27/0x40 [ 73.362701][ T7426] ? tcp_v6_send_synack+0x870/0x870 [ 73.367880][ T7426] ? __lock_acquire+0x5ea/0x4390 [ 73.372798][ T7426] ? __switch_to_asm+0x40/0x70 [ 73.377557][ T7426] __inet_stream_connect+0x66b/0xd20 [ 73.382825][ T7426] ? tcp_v6_send_synack+0x870/0x870 [ 73.388004][ T7426] ? __inet_stream_connect+0x66b/0xd20 [ 73.393462][ T7426] ? inet_dgram_connect+0x280/0x280 [ 73.398639][ T7426] ? rcu_read_lock_sched_held+0x108/0x120 [ 73.404339][ T7426] ? kmem_cache_alloc_trace+0x356/0x750 [ 73.409899][ T7426] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 73.415083][ T7426] ? __lock_acquire+0x5ea/0x4390 [ 73.420004][ T7426] ? tcp_sendpage+0x50/0x50 [ 73.424498][ T7426] ? mark_held_locks+0xb8/0x130 [ 73.429334][ T7426] ? __local_bh_enable_ip+0x160/0x260 [ 73.434700][ T7426] ? lock_sock_nested+0xc5/0x100 [ 73.439620][ T7426] ? lockdep_hardirqs_on+0x424/0x5c0 [ 73.444894][ T7426] ? __local_bh_enable_ip+0x160/0x260 [ 73.450244][ T7426] ? lock_sock_nested+0x82/0x100 [ 73.455161][ T7426] ? trace_hardirqs_on+0x28/0x190 [ 73.460163][ T7426] ? lock_sock_nested+0x82/0x100 [ 73.465085][ T7426] ? __local_bh_enable_ip+0x160/0x260 [ 73.470445][ T7426] tcp_sendmsg+0x27/0x40 [ 73.474679][ T7426] inet_sendmsg+0x10d/0x460 [ 73.479161][ T7426] ? security_socket_sendmsg+0x50/0x90 [ 73.484599][ T7426] ? ipip_gro_receive+0xf0/0xf0 [ 73.489430][ T7426] sock_sendmsg+0xb7/0xf0 [ 73.493742][ T7426] __sys_sendto+0x1f2/0x2e0 [ 73.498229][ T7426] ? __ia32_sys_getpeername+0xb0/0xb0 [ 73.503580][ T7426] ? find_held_lock+0x36/0x1d0 [ 73.508344][ T7426] ? __might_fault+0xf1/0x1b0 [ 73.512999][ T7426] ? lock_downgrade+0x860/0x860 [ 73.517866][ T7426] ? kasan_check_read+0x11/0x20 [ 73.522728][ T7426] ? _copy_to_user+0x91/0xb0 [ 73.527303][ T7426] ? nsecs_to_jiffies+0x20/0x20 [ 73.532166][ T7426] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.537603][ T7426] ? do_syscall_64+0x21/0x4e0 [ 73.542263][ T7426] __x64_sys_sendto+0xdc/0x1a0 [ 73.547010][ T7426] do_syscall_64+0xd6/0x4e0 [ 73.551510][ T7426] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.557382][ T7426] RIP: 0033:0x4582b9 [ 73.561259][ T7426] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.580844][ T7426] RSP: 002b:00007ff1d83d2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 73.589234][ T7426] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 73.597186][ T7426] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 73.605154][ T7426] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 73.613111][ T7426] R10: 0000000020000000 R11: 0000000000000246 R12: 00007ff1d83d36d4 [ 73.621150][ T7426] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 73.629124][ T7433] CPU: 1 PID: 7433 Comm: syz-executor.2 Not tainted 5.1.0-rc2+ #1 [ 73.636925][ T7433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.646964][ T7433] Call Trace: [ 73.650254][ T7433] dump_stack+0x113/0x167 [ 73.654096][ T7436] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.0/7436 [ 73.654577][ T7433] __this_cpu_preempt_check+0x1d2/0x200 [ 73.654586][ T7433] ip6_finish_output+0x28b/0xb20 [ 73.654594][ T7433] ? kasan_check_read+0x11/0x20 [ 73.654603][ T7433] ip6_output+0x1bf/0x630 [ 73.654609][ T7433] ? ip6_finish_output+0xb20/0xb20 [ 73.654617][ T7433] ? ip6_fragment+0x39f0/0x39f0 [ 73.663923][ T7436] caller is ip6_finish_output+0x28b/0xb20 [ 73.669413][ T7433] ip6_xmit+0xc22/0x1f30 [ 73.669426][ T7433] ? ip6_finish_output2+0x22f0/0x22f0 [ 73.669434][ T7433] ? __lock_acquire+0x5d6/0x4390 [ 73.669439][ T7433] ? kasan_check_read+0x11/0x20 [ 73.669452][ T7433] ? ip6_append_data+0x2f0/0x2f0 [ 73.723320][ T7433] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 73.728858][ T7433] inet6_csk_xmit+0x256/0x450 [ 73.733525][ T7433] ? inet6_csk_update_pmtu+0x160/0x160 [ 73.738978][ T7433] ? tcp_options_write+0x3c7/0xa60 [ 73.744076][ T7433] __tcp_transmit_skb+0x176e/0x3690 [ 73.749263][ T7433] ? __tcp_select_window+0x790/0x790 [ 73.754552][ T7433] ? kasan_check_read+0x11/0x20 [ 73.759390][ T7433] ? kasan_check_read+0x11/0x20 [ 73.764231][ T7433] tcp_connect+0x194e/0x3fd0 [ 73.768843][ T7433] ? tcp_push_one+0xf0/0xf0 [ 73.773328][ T7433] ? tcp_fastopen_cookie_check+0x190/0x190 [ 73.779117][ T7433] ? secure_tcpv6_ts_off+0x226/0x350 [ 73.784391][ T7433] tcp_v6_connect+0x13cd/0x1d90 [ 73.789220][ T7433] ? tcp_sendmsg+0x27/0x40 [ 73.793621][ T7433] ? tcp_v6_send_synack+0x870/0x870 [ 73.798805][ T7433] ? __lock_acquire+0x5ea/0x4390 [ 73.803731][ T7433] ? __schedule+0x90c/0x1c20 [ 73.808314][ T7433] __inet_stream_connect+0x66b/0xd20 [ 73.813576][ T7433] ? tcp_v6_send_synack+0x870/0x870 [ 73.818769][ T7433] ? __inet_stream_connect+0x66b/0xd20 [ 73.824210][ T7433] ? inet_dgram_connect+0x280/0x280 [ 73.829387][ T7433] ? rcu_read_lock_sched_held+0x108/0x120 [ 73.835092][ T7433] ? kmem_cache_alloc_trace+0x356/0x750 [ 73.840650][ T7433] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 73.845837][ T7433] ? __lock_acquire+0x5ea/0x4390 [ 73.850773][ T7433] ? tcp_sendpage+0x50/0x50 [ 73.855256][ T7433] ? mark_held_locks+0xb8/0x130 [ 73.860094][ T7433] ? __local_bh_enable_ip+0x160/0x260 [ 73.865447][ T7433] ? lock_sock_nested+0xc5/0x100 [ 73.870365][ T7433] ? lockdep_hardirqs_on+0x424/0x5c0 [ 73.875630][ T7433] ? __local_bh_enable_ip+0x160/0x260 [ 73.880984][ T7433] ? lock_sock_nested+0x82/0x100 [ 73.885902][ T7433] ? trace_hardirqs_on+0x28/0x190 [ 73.890908][ T7433] ? lock_sock_nested+0x82/0x100 [ 73.895824][ T7433] ? __local_bh_enable_ip+0x160/0x260 [ 73.901177][ T7433] tcp_sendmsg+0x27/0x40 [ 73.905403][ T7433] inet_sendmsg+0x10d/0x460 [ 73.909887][ T7433] ? security_socket_sendmsg+0x50/0x90 [ 73.915326][ T7433] ? ipip_gro_receive+0xf0/0xf0 [ 73.920158][ T7433] sock_sendmsg+0xb7/0xf0 [ 73.924487][ T7433] __sys_sendto+0x1f2/0x2e0 [ 73.928984][ T7433] ? __ia32_sys_getpeername+0xb0/0xb0 [ 73.934337][ T7433] ? find_held_lock+0x36/0x1d0 [ 73.939092][ T7433] ? __might_fault+0xf1/0x1b0 [ 73.943748][ T7433] ? lock_downgrade+0x860/0x860 [ 73.948599][ T7433] ? kasan_check_read+0x11/0x20 [ 73.953432][ T7433] ? _copy_to_user+0x91/0xb0 [ 73.958007][ T7433] ? nsecs_to_jiffies+0x20/0x20 [ 73.962853][ T7433] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.968573][ T7433] ? do_syscall_64+0x21/0x4e0 [ 73.973240][ T7433] __x64_sys_sendto+0xdc/0x1a0 [ 73.977988][ T7433] do_syscall_64+0xd6/0x4e0 [ 73.982498][ T7433] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.988372][ T7433] RIP: 0033:0x4582b9 [ 73.992263][ T7433] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.011855][ T7433] RSP: 002b:00007fc031b4fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 74.020258][ T7433] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 74.028222][ T7433] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 74.036184][ T7433] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 74.044623][ T7433] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fc031b506d4 [ 74.052590][ T7433] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 74.060563][ T7436] CPU: 0 PID: 7436 Comm: syz-executor.0 Not tainted 5.1.0-rc2+ #1 [ 74.068358][ T7436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.078395][ T7436] Call Trace: [ 74.078407][ T7436] dump_stack+0x113/0x167 [ 74.078419][ T7436] __this_cpu_preempt_check+0x1d2/0x200 [ 74.078426][ T7436] ip6_finish_output+0x28b/0xb20 [ 74.078437][ T7436] ? kasan_check_read+0x11/0x20 [ 74.101334][ T7436] ip6_output+0x1bf/0x630 [ 74.105658][ T7436] ? ip6_finish_output+0xb20/0xb20 [ 74.110755][ T7436] ? ip6_fragment+0x39f0/0x39f0 [ 74.115610][ T7436] ip6_xmit+0xc22/0x1f30 [ 74.115624][ T7436] ? ip6_finish_output2+0x22f0/0x22f0 [ 74.115631][ T7436] ? __lock_acquire+0x5d6/0x4390 [ 74.115640][ T7436] ? kasan_check_read+0x11/0x20 [ 74.125273][ T7436] ? ip6_append_data+0x2f0/0x2f0 [ 74.125284][ T7436] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 74.125306][ T7436] inet6_csk_xmit+0x256/0x450 [ 74.125313][ T7436] ? inet6_csk_update_pmtu+0x160/0x160 [ 74.125327][ T7436] ? tcp_options_write+0x3c7/0xa60 [ 74.125337][ T7436] __tcp_transmit_skb+0x176e/0x3690 [ 74.145932][ T7436] ? __tcp_select_window+0x790/0x790 [ 74.145942][ T7436] ? kasan_check_read+0x11/0x20 [ 74.145951][ T7436] ? kasan_check_read+0x11/0x20 [ 74.145963][ T7436] tcp_connect+0x194e/0x3fd0 [ 74.145978][ T7436] ? tcp_push_one+0xf0/0xf0 [ 74.145985][ T7436] ? tcp_fastopen_cookie_check+0x190/0x190 [ 74.145994][ T7436] ? secure_tcpv6_ts_off+0x226/0x350 [ 74.146008][ T7436] tcp_v6_connect+0x13cd/0x1d90 [ 74.146014][ T7436] ? tcp_sendmsg+0x27/0x40 [ 74.152623][ T7443] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.2/7443 [ 74.156127][ T7436] ? tcp_v6_send_synack+0x870/0x870 [ 74.156137][ T7436] ? __lock_acquire+0x5ea/0x4390 [ 74.156161][ T7436] __inet_stream_connect+0x66b/0xd20 [ 74.156167][ T7436] ? tcp_v6_send_synack+0x870/0x870 [ 74.156171][ T7436] ? __inet_stream_connect+0x66b/0xd20 [ 74.156182][ T7436] ? inet_dgram_connect+0x280/0x280 [ 74.156188][ T7436] ? rcu_read_lock_sched_held+0x108/0x120 [ 74.156195][ T7436] ? kmem_cache_alloc_trace+0x356/0x750 [ 74.156207][ T7436] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 74.161370][ T7443] caller is ip6_finish_output+0x28b/0xb20 [ 74.166470][ T7436] ? __lock_acquire+0x5ea/0x4390 [ 74.278066][ T7436] ? tcp_sendpage+0x50/0x50 [ 74.282583][ T7436] ? mark_held_locks+0xb8/0x130 [ 74.287415][ T7436] ? __local_bh_enable_ip+0x160/0x260 [ 74.292789][ T7436] ? lock_sock_nested+0xc5/0x100 [ 74.297709][ T7436] ? lockdep_hardirqs_on+0x424/0x5c0 [ 74.302983][ T7436] ? __local_bh_enable_ip+0x160/0x260 [ 74.308336][ T7436] ? lock_sock_nested+0x82/0x100 [ 74.313258][ T7436] ? trace_hardirqs_on+0x28/0x190 [ 74.318267][ T7436] ? lock_sock_nested+0x82/0x100 [ 74.323189][ T7436] ? __local_bh_enable_ip+0x160/0x260 [ 74.328544][ T7436] tcp_sendmsg+0x27/0x40 [ 74.332774][ T7436] inet_sendmsg+0x10d/0x460 [ 74.337262][ T7436] ? security_socket_sendmsg+0x50/0x90 [ 74.342703][ T7436] ? ipip_gro_receive+0xf0/0xf0 [ 74.347537][ T7436] sock_sendmsg+0xb7/0xf0 [ 74.351857][ T7436] __sys_sendto+0x1f2/0x2e0 [ 74.356349][ T7436] ? __ia32_sys_getpeername+0xb0/0xb0 [ 74.361700][ T7436] ? find_held_lock+0x36/0x1d0 [ 74.366450][ T7436] ? __might_fault+0xf1/0x1b0 [ 74.371108][ T7436] ? lock_downgrade+0x860/0x860 [ 74.375950][ T7436] ? kasan_check_read+0x11/0x20 [ 74.380785][ T7436] ? _copy_to_user+0x91/0xb0 [ 74.385356][ T7436] ? nsecs_to_jiffies+0x20/0x20 [ 74.390192][ T7436] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.395632][ T7436] ? do_syscall_64+0x21/0x4e0 [ 74.400294][ T7436] __x64_sys_sendto+0xdc/0x1a0 [ 74.405073][ T7436] do_syscall_64+0xd6/0x4e0 [ 74.409578][ T7436] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.415452][ T7436] RIP: 0033:0x4582b9 [ 74.419331][ T7436] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.438918][ T7436] RSP: 002b:00007fb1cac9cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 74.447307][ T7436] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 74.455257][ T7436] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 74.463210][ T7436] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 74.471167][ T7436] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fb1cac9d6d4 [ 74.479125][ T7436] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 74.487094][ T7443] CPU: 1 PID: 7443 Comm: syz-executor.2 Not tainted 5.1.0-rc2+ #1 [ 74.494907][ T7443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.504955][ T7443] Call Trace: [ 74.506164][ T7446] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.4/7446 [ 74.508239][ T7443] dump_stack+0x113/0x167 [ 74.508247][ T7443] __this_cpu_preempt_check+0x1d2/0x200 [ 74.508252][ T7443] ip6_finish_output+0x28b/0xb20 [ 74.508259][ T7443] ? kasan_check_read+0x11/0x20 [ 74.508263][ T7443] ip6_output+0x1bf/0x630 [ 74.508267][ T7443] ? ip6_finish_output+0xb20/0xb20 [ 74.508271][ T7443] ? ip6_fragment+0x39f0/0x39f0 [ 74.508276][ T7443] ip6_xmit+0xc22/0x1f30 [ 74.508283][ T7443] ? ip6_finish_output2+0x22f0/0x22f0 [ 74.508288][ T7443] ? __lock_acquire+0x5d6/0x4390 [ 74.508291][ T7443] ? kasan_check_read+0x11/0x20 [ 74.508298][ T7443] ? ip6_append_data+0x2f0/0x2f0 [ 74.508304][ T7443] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 74.508313][ T7443] inet6_csk_xmit+0x256/0x450 [ 74.508317][ T7443] ? inet6_csk_update_pmtu+0x160/0x160 [ 74.508325][ T7443] ? tcp_options_write+0x3c7/0xa60 [ 74.508330][ T7443] __tcp_transmit_skb+0x176e/0x3690 [ 74.508337][ T7443] ? __tcp_select_window+0x790/0x790 [ 74.508341][ T7443] ? kasan_check_read+0x11/0x20 [ 74.508346][ T7443] ? kasan_check_read+0x11/0x20 [ 74.508352][ T7443] tcp_connect+0x194e/0x3fd0 [ 74.508359][ T7443] ? tcp_push_one+0xf0/0xf0 [ 74.508363][ T7443] ? tcp_fastopen_cookie_check+0x190/0x190 [ 74.508369][ T7443] ? secure_tcpv6_ts_off+0x226/0x350 [ 74.508376][ T7443] tcp_v6_connect+0x13cd/0x1d90 [ 74.508379][ T7443] ? tcp_sendmsg+0x27/0x40 [ 74.508384][ T7443] ? tcp_v6_send_synack+0x870/0x870 [ 74.508388][ T7443] ? __lock_acquire+0x5ea/0x4390 [ 74.508394][ T7443] ? __schedule+0x90c/0x1c20 [ 74.508405][ T7443] __inet_stream_connect+0x66b/0xd20 [ 74.508407][ T7443] ? tcp_v6_send_synack+0x870/0x870 [ 74.508409][ T7443] ? __inet_stream_connect+0x66b/0xd20 [ 74.508415][ T7443] ? inet_dgram_connect+0x280/0x280 [ 74.508418][ T7443] ? rcu_read_lock_sched_held+0x108/0x120 [ 74.508422][ T7443] ? kmem_cache_alloc_trace+0x356/0x750 [ 74.508428][ T7443] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 74.508433][ T7443] ? __lock_acquire+0x5ea/0x4390 [ 74.508439][ T7443] ? tcp_sendpage+0x50/0x50 [ 74.508443][ T7443] ? mark_held_locks+0xb8/0x130 [ 74.508448][ T7443] ? __local_bh_enable_ip+0x160/0x260 [ 74.508452][ T7443] ? lock_sock_nested+0xc5/0x100 [ 74.508455][ T7443] ? lockdep_hardirqs_on+0x424/0x5c0 [ 74.508457][ T7443] ? __local_bh_enable_ip+0x160/0x260 [ 74.508460][ T7443] ? lock_sock_nested+0x82/0x100 [ 74.508464][ T7443] ? trace_hardirqs_on+0x28/0x190 [ 74.508467][ T7443] ? lock_sock_nested+0x82/0x100 [ 74.508471][ T7443] ? __local_bh_enable_ip+0x160/0x260 [ 74.508476][ T7443] tcp_sendmsg+0x27/0x40 [ 74.508479][ T7443] inet_sendmsg+0x10d/0x460 [ 74.508483][ T7443] ? security_socket_sendmsg+0x50/0x90 [ 74.508486][ T7443] ? ipip_gro_receive+0xf0/0xf0 [ 74.508489][ T7443] sock_sendmsg+0xb7/0xf0 [ 74.508493][ T7443] __sys_sendto+0x1f2/0x2e0 [ 74.508497][ T7443] ? __ia32_sys_getpeername+0xb0/0xb0 [ 74.508499][ T7443] ? find_held_lock+0x36/0x1d0 [ 74.508506][ T7443] ? __might_fault+0xf1/0x1b0 [ 74.508509][ T7443] ? lock_downgrade+0x860/0x860 [ 74.508521][ T7443] ? kasan_check_read+0x11/0x20 [ 74.508528][ T7443] ? _copy_to_user+0x91/0xb0 [ 74.508545][ T7443] ? nsecs_to_jiffies+0x20/0x20 [ 74.508556][ T7443] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.508563][ T7443] ? do_syscall_64+0x21/0x4e0 [ 74.508571][ T7443] __x64_sys_sendto+0xdc/0x1a0 [ 74.508578][ T7443] do_syscall_64+0xd6/0x4e0 [ 74.508586][ T7443] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.508591][ T7443] RIP: 0033:0x4582b9 [ 74.508598][ T7443] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.508601][ T7443] RSP: 002b:00007fc031b4fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 74.508607][ T7443] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 74.508610][ T7443] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 74.508613][ T7443] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 74.508617][ T7443] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fc031b506d4 [ 74.508620][ T7443] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 74.510519][ T7434] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.3/7434 [ 74.518280][ T7446] caller is ip6_finish_output+0x28b/0xb20 [ 74.518289][ T7446] CPU: 0 PID: 7446 Comm: syz-executor.4 Not tainted 5.1.0-rc2+ #1 [ 74.522628][ T7434] caller is ip6_finish_output+0x28b/0xb20 [ 74.528155][ T7446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.528159][ T7446] Call Trace: [ 74.528173][ T7446] dump_stack+0x113/0x167 [ 74.528183][ T7446] __this_cpu_preempt_check+0x1d2/0x200 [ 74.528190][ T7446] ip6_finish_output+0x28b/0xb20 [ 74.528197][ T7446] ? kasan_check_read+0x11/0x20 [ 74.528204][ T7446] ip6_output+0x1bf/0x630 [ 74.528209][ T7446] ? ip6_finish_output+0xb20/0xb20 [ 74.528215][ T7446] ? ip6_fragment+0x39f0/0x39f0 [ 74.528223][ T7446] ip6_xmit+0xc22/0x1f30 [ 74.528233][ T7446] ? ip6_finish_output2+0x22f0/0x22f0 [ 74.528239][ T7446] ? __lock_acquire+0x5d6/0x4390 [ 74.528244][ T7446] ? kasan_check_read+0x11/0x20 [ 74.528255][ T7446] ? ip6_append_data+0x2f0/0x2f0 [ 74.528264][ T7446] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 74.528279][ T7446] inet6_csk_xmit+0x256/0x450 [ 74.528286][ T7446] ? inet6_csk_update_pmtu+0x160/0x160 [ 75.028317][ T7446] ? tcp_options_write+0x3c7/0xa60 [ 75.033417][ T7446] __tcp_transmit_skb+0x176e/0x3690 [ 75.039061][ T7446] ? __tcp_select_window+0x790/0x790 [ 75.044333][ T7446] ? kasan_check_read+0x11/0x20 [ 75.049169][ T7446] ? kasan_check_read+0x11/0x20 [ 75.054006][ T7446] tcp_connect+0x194e/0x3fd0 [ 75.058602][ T7446] ? tcp_push_one+0xf0/0xf0 [ 75.063091][ T7446] ? tcp_fastopen_cookie_check+0x190/0x190 [ 75.068880][ T7446] ? secure_tcpv6_ts_off+0x226/0x350 [ 75.074156][ T7446] tcp_v6_connect+0x13cd/0x1d90 [ 75.078987][ T7446] ? tcp_sendmsg+0x27/0x40 [ 75.083388][ T7446] ? tcp_v6_send_synack+0x870/0x870 [ 75.088570][ T7446] ? __lock_acquire+0x5ea/0x4390 [ 75.093494][ T7446] ? __switch_to_asm+0x40/0x70 [ 75.098270][ T7446] __inet_stream_connect+0x66b/0xd20 [ 75.103539][ T7446] ? tcp_v6_send_synack+0x870/0x870 [ 75.108725][ T7446] ? __inet_stream_connect+0x66b/0xd20 [ 75.114174][ T7446] ? inet_dgram_connect+0x280/0x280 [ 75.119353][ T7446] ? rcu_read_lock_sched_held+0x108/0x120 [ 75.125057][ T7446] ? kmem_cache_alloc_trace+0x356/0x750 [ 75.130589][ T7446] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 75.135775][ T7446] ? __lock_acquire+0x5ea/0x4390 [ 75.140702][ T7446] ? tcp_sendpage+0x50/0x50 [ 75.145186][ T7446] ? mark_held_locks+0xb8/0x130 [ 75.150016][ T7446] ? __local_bh_enable_ip+0x160/0x260 [ 75.155388][ T7446] ? lock_sock_nested+0xc5/0x100 [ 75.160309][ T7446] ? lockdep_hardirqs_on+0x424/0x5c0 [ 75.165576][ T7446] ? __local_bh_enable_ip+0x160/0x260 [ 75.170951][ T7446] ? lock_sock_nested+0x82/0x100 [ 75.175872][ T7446] ? trace_hardirqs_on+0x28/0x190 [ 75.180897][ T7446] ? lock_sock_nested+0x82/0x100 [ 75.185829][ T7446] ? __local_bh_enable_ip+0x160/0x260 [ 75.191207][ T7446] tcp_sendmsg+0x27/0x40 [ 75.195434][ T7446] inet_sendmsg+0x10d/0x460 [ 75.199942][ T7446] ? security_socket_sendmsg+0x50/0x90 [ 75.205394][ T7446] ? ipip_gro_receive+0xf0/0xf0 [ 75.210241][ T7446] sock_sendmsg+0xb7/0xf0 [ 75.214551][ T7446] __sys_sendto+0x1f2/0x2e0 [ 75.219051][ T7446] ? __ia32_sys_getpeername+0xb0/0xb0 [ 75.224404][ T7446] ? find_held_lock+0x36/0x1d0 [ 75.229162][ T7446] ? __might_fault+0xf1/0x1b0 [ 75.233822][ T7446] ? lock_downgrade+0x860/0x860 [ 75.238690][ T7446] ? kasan_check_read+0x11/0x20 [ 75.243567][ T7446] ? _copy_to_user+0x91/0xb0 [ 75.248163][ T7446] ? nsecs_to_jiffies+0x20/0x20 [ 75.253001][ T7446] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.258452][ T7446] ? do_syscall_64+0x21/0x4e0 [ 75.263116][ T7446] __x64_sys_sendto+0xdc/0x1a0 [ 75.267869][ T7446] do_syscall_64+0xd6/0x4e0 [ 75.272357][ T7446] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.278229][ T7446] RIP: 0033:0x4582b9 [ 75.282111][ T7446] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.301705][ T7446] RSP: 002b:00007ff1d83d2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 75.310214][ T7446] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 75.318172][ T7446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 75.326146][ T7446] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 75.334100][ T7446] R10: 0000000020000000 R11: 0000000000000246 R12: 00007ff1d83d36d4 [ 75.342055][ T7446] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 75.350036][ T7434] CPU: 1 PID: 7434 Comm: syz-executor.3 Not tainted 5.1.0-rc2+ #1 [ 75.357842][ T7434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.367886][ T7434] Call Trace: [ 75.371171][ T7434] dump_stack+0x113/0x167 [ 75.375499][ T7434] __this_cpu_preempt_check+0x1d2/0x200 [ 75.376113][ T7451] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.2/7451 [ 75.381047][ T7434] ip6_finish_output+0x28b/0xb20 [ 75.381056][ T7434] ? kasan_check_read+0x11/0x20 [ 75.381065][ T7434] ip6_output+0x1bf/0x630 [ 75.381072][ T7434] ? ip6_finish_output+0xb20/0xb20 [ 75.381080][ T7434] ? ip6_fragment+0x39f0/0x39f0 [ 75.381091][ T7434] ip6_xmit+0xc22/0x1f30 [ 75.381105][ T7434] ? ip6_finish_output2+0x22f0/0x22f0 [ 75.381112][ T7434] ? __lock_acquire+0x5d6/0x4390 [ 75.381118][ T7434] ? kasan_check_read+0x11/0x20 [ 75.381130][ T7434] ? ip6_append_data+0x2f0/0x2f0 [ 75.381140][ T7434] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 75.381155][ T7434] inet6_csk_xmit+0x256/0x450 [ 75.390434][ T7451] caller is ip6_finish_output+0x28b/0xb20 [ 75.395331][ T7434] ? inet6_csk_update_pmtu+0x160/0x160 [ 75.459911][ T7434] ? tcp_options_write+0x3c7/0xa60 [ 75.465013][ T7434] __tcp_transmit_skb+0x176e/0x3690 [ 75.470215][ T7434] ? __tcp_select_window+0x790/0x790 [ 75.475484][ T7434] ? kasan_check_read+0x11/0x20 [ 75.480321][ T7434] ? kasan_check_read+0x11/0x20 [ 75.485164][ T7434] tcp_connect+0x194e/0x3fd0 [ 75.489748][ T7434] ? tcp_push_one+0xf0/0xf0 [ 75.494235][ T7434] ? tcp_fastopen_cookie_check+0x190/0x190 [ 75.500030][ T7434] ? secure_tcpv6_ts_off+0x226/0x350 [ 75.505308][ T7434] tcp_v6_connect+0x13cd/0x1d90 [ 75.510143][ T7434] ? tcp_sendmsg+0x27/0x40 [ 75.514551][ T7434] ? tcp_v6_send_synack+0x870/0x870 [ 75.519736][ T7434] ? __lock_acquire+0x5ea/0x4390 [ 75.524654][ T7434] ? __switch_to_asm+0x40/0x70 [ 75.529413][ T7434] __inet_stream_connect+0x66b/0xd20 [ 75.534684][ T7434] ? tcp_v6_send_synack+0x870/0x870 [ 75.539863][ T7434] ? __inet_stream_connect+0x66b/0xd20 [ 75.545306][ T7434] ? inet_dgram_connect+0x280/0x280 [ 75.550485][ T7434] ? rcu_read_lock_sched_held+0x108/0x120 [ 75.556188][ T7434] ? kmem_cache_alloc_trace+0x356/0x750 [ 75.562067][ T7434] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 75.567274][ T7434] ? __lock_acquire+0x5ea/0x4390 [ 75.572205][ T7434] ? tcp_sendpage+0x50/0x50 [ 75.576692][ T7434] ? mark_held_locks+0xb8/0x130 [ 75.581525][ T7434] ? __local_bh_enable_ip+0x160/0x260 [ 75.586883][ T7434] ? lock_sock_nested+0xc5/0x100 [ 75.591809][ T7434] ? lockdep_hardirqs_on+0x424/0x5c0 [ 75.597072][ T7434] ? __local_bh_enable_ip+0x160/0x260 [ 75.602429][ T7434] ? lock_sock_nested+0x82/0x100 [ 75.607347][ T7434] ? trace_hardirqs_on+0x28/0x190 [ 75.612370][ T7434] ? lock_sock_nested+0x82/0x100 [ 75.617294][ T7434] ? __local_bh_enable_ip+0x160/0x260 [ 75.622649][ T7434] tcp_sendmsg+0x27/0x40 [ 75.626880][ T7434] inet_sendmsg+0x10d/0x460 [ 75.631368][ T7434] ? security_socket_sendmsg+0x50/0x90 [ 75.636810][ T7434] ? ipip_gro_receive+0xf0/0xf0 [ 75.641642][ T7434] sock_sendmsg+0xb7/0xf0 [ 75.645967][ T7434] __sys_sendto+0x1f2/0x2e0 [ 75.650451][ T7434] ? __ia32_sys_getpeername+0xb0/0xb0 [ 75.655801][ T7434] ? find_held_lock+0x36/0x1d0 [ 75.660555][ T7434] ? __might_fault+0xf1/0x1b0 [ 75.665218][ T7434] ? lock_downgrade+0x860/0x860 [ 75.670061][ T7434] ? kasan_check_read+0x11/0x20 [ 75.674894][ T7434] ? _copy_to_user+0x91/0xb0 [ 75.679476][ T7434] ? nsecs_to_jiffies+0x20/0x20 [ 75.684323][ T7434] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.689763][ T7434] ? do_syscall_64+0x21/0x4e0 [ 75.694424][ T7434] __x64_sys_sendto+0xdc/0x1a0 [ 75.699171][ T7434] do_syscall_64+0xd6/0x4e0 [ 75.703659][ T7434] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.709538][ T7434] RIP: 0033:0x4582b9 [ 75.713419][ T7434] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.733010][ T7434] RSP: 002b:00007f0a984f7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 75.741436][ T7434] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 75.749578][ T7434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 75.757531][ T7434] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 75.765489][ T7434] R10: 0000000020000000 R11: 0000000000000246 R12: 00007f0a984f86d4 [ 75.773445][ T7434] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff 2019/04/03 00:21:28 executed programs: 88 [ 75.781419][ T7451] CPU: 0 PID: 7451 Comm: syz-executor.2 Not tainted 5.1.0-rc2+ #1 [ 75.789228][ T7451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.799276][ T7451] Call Trace: [ 75.802555][ T7451] dump_stack+0x113/0x167 [ 75.806877][ T7451] __this_cpu_preempt_check+0x1d2/0x200 [ 75.812411][ T7451] ip6_finish_output+0x28b/0xb20 [ 75.817338][ T7451] ? kasan_check_read+0x11/0x20 [ 75.822173][ T7451] ip6_output+0x1bf/0x630 [ 75.826476][ T7451] ? ip6_finish_output+0xb20/0xb20 [ 75.831590][ T7451] ? ip6_fragment+0x39f0/0x39f0 [ 75.836435][ T7451] ip6_xmit+0xc22/0x1f30 [ 75.840678][ T7451] ? ip6_finish_output2+0x22f0/0x22f0 [ 75.843763][ T7453] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.0/7453 [ 75.846050][ T7451] ? __lock_acquire+0x5d6/0x4390 [ 75.846059][ T7451] ? kasan_check_read+0x11/0x20 [ 75.846073][ T7451] ? ip6_append_data+0x2f0/0x2f0 [ 75.846083][ T7451] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 75.846100][ T7451] inet6_csk_xmit+0x256/0x450 [ 75.846106][ T7451] ? inet6_csk_update_pmtu+0x160/0x160 [ 75.846119][ T7451] ? tcp_options_write+0x3c7/0xa60 [ 75.855427][ T7453] caller is ip6_finish_output+0x28b/0xb20 [ 75.860313][ T7451] __tcp_transmit_skb+0x176e/0x3690 [ 75.860327][ T7451] ? __tcp_select_window+0x790/0x790 [ 75.860335][ T7451] ? kasan_check_read+0x11/0x20 [ 75.860343][ T7451] ? kasan_check_read+0x11/0x20 [ 75.860355][ T7451] tcp_connect+0x194e/0x3fd0 [ 75.921157][ T7451] ? tcp_push_one+0xf0/0xf0 [ 75.925737][ T7451] ? tcp_fastopen_cookie_check+0x190/0x190 [ 75.937001][ T7451] ? secure_tcpv6_ts_off+0x226/0x350 [ 75.942293][ T7451] tcp_v6_connect+0x13cd/0x1d90 [ 75.947126][ T7451] ? tcp_sendmsg+0x27/0x40 [ 75.951532][ T7451] ? tcp_v6_send_synack+0x870/0x870 [ 75.956712][ T7451] ? __lock_acquire+0x5ea/0x4390 [ 75.961632][ T7451] ? __switch_to_asm+0x40/0x70 [ 75.966393][ T7451] __inet_stream_connect+0x66b/0xd20 [ 75.971663][ T7451] ? tcp_v6_send_synack+0x870/0x870 [ 75.976838][ T7451] ? __inet_stream_connect+0x66b/0xd20 [ 75.982282][ T7451] ? inet_dgram_connect+0x280/0x280 [ 75.987460][ T7451] ? rcu_read_lock_sched_held+0x108/0x120 [ 75.993168][ T7451] ? kmem_cache_alloc_trace+0x356/0x750 [ 75.998705][ T7451] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 76.003892][ T7451] ? __lock_acquire+0x5ea/0x4390 [ 76.008820][ T7451] ? tcp_sendpage+0x50/0x50 [ 76.013303][ T7451] ? mark_held_locks+0xb8/0x130 [ 76.018148][ T7451] ? __local_bh_enable_ip+0x160/0x260 [ 76.023509][ T7451] ? lock_sock_nested+0xc5/0x100 [ 76.028446][ T7451] ? lockdep_hardirqs_on+0x424/0x5c0 [ 76.033743][ T7451] ? __local_bh_enable_ip+0x160/0x260 [ 76.039861][ T7451] ? lock_sock_nested+0x82/0x100 [ 76.044781][ T7451] ? trace_hardirqs_on+0x28/0x190 [ 76.049788][ T7451] ? lock_sock_nested+0x82/0x100 [ 76.054710][ T7451] ? __local_bh_enable_ip+0x160/0x260 [ 76.060068][ T7451] tcp_sendmsg+0x27/0x40 [ 76.064293][ T7451] inet_sendmsg+0x10d/0x460 [ 76.068777][ T7451] ? security_socket_sendmsg+0x50/0x90 [ 76.074222][ T7451] ? ipip_gro_receive+0xf0/0xf0 [ 76.079059][ T7451] sock_sendmsg+0xb7/0xf0 [ 76.083375][ T7451] __sys_sendto+0x1f2/0x2e0 [ 76.087888][ T7451] ? __ia32_sys_getpeername+0xb0/0xb0 [ 76.093241][ T7451] ? find_held_lock+0x36/0x1d0 [ 76.097994][ T7451] ? __might_fault+0xf1/0x1b0 [ 76.102839][ T7451] ? lock_downgrade+0x860/0x860 [ 76.107684][ T7451] ? kasan_check_read+0x11/0x20 [ 76.112520][ T7451] ? _copy_to_user+0x91/0xb0 [ 76.117096][ T7451] ? nsecs_to_jiffies+0x20/0x20 [ 76.121939][ T7451] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.127383][ T7451] ? do_syscall_64+0x21/0x4e0 [ 76.132061][ T7451] __x64_sys_sendto+0xdc/0x1a0 [ 76.136814][ T7451] do_syscall_64+0xd6/0x4e0 [ 76.141319][ T7451] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.147713][ T7451] RIP: 0033:0x4582b9 [ 76.151591][ T7451] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.171185][ T7451] RSP: 002b:00007fc031b4fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 76.179669][ T7451] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 76.187629][ T7451] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 76.195590][ T7451] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 76.203635][ T7451] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fc031b506d4 [ 76.211596][ T7451] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 76.219570][ T7453] CPU: 1 PID: 7453 Comm: syz-executor.0 Not tainted 5.1.0-rc2+ #1 [ 76.227378][ T7453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.237421][ T7453] Call Trace: [ 76.237434][ T7453] dump_stack+0x113/0x167 [ 76.237445][ T7453] __this_cpu_preempt_check+0x1d2/0x200 [ 76.237453][ T7453] ip6_finish_output+0x28b/0xb20 [ 76.237464][ T7453] ? kasan_check_read+0x11/0x20 [ 76.250580][ T7453] ip6_output+0x1bf/0x630 [ 76.260344][ T7453] ? ip6_finish_output+0xb20/0xb20 [ 76.260352][ T7453] ? ip6_fragment+0x39f0/0x39f0 [ 76.260360][ T7453] ip6_xmit+0xc22/0x1f30 [ 76.260371][ T7453] ? ip6_finish_output2+0x22f0/0x22f0 [ 76.260379][ T7453] ? __lock_acquire+0x5d6/0x4390 [ 76.260388][ T7453] ? kasan_check_read+0x11/0x20 [ 76.269798][ T7453] ? ip6_append_data+0x2f0/0x2f0 [ 76.278939][ T7453] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 76.278955][ T7453] inet6_csk_xmit+0x256/0x450 [ 76.278962][ T7453] ? inet6_csk_update_pmtu+0x160/0x160 [ 76.278975][ T7453] ? tcp_options_write+0x3c7/0xa60 [ 76.289252][ T7453] __tcp_transmit_skb+0x176e/0x3690 [ 76.289270][ T7453] ? __tcp_select_window+0x790/0x790 [ 76.299038][ T7453] ? kasan_check_read+0x11/0x20 [ 76.299047][ T7453] ? kasan_check_read+0x11/0x20 [ 76.299058][ T7453] tcp_connect+0x194e/0x3fd0 [ 76.299072][ T7453] ? tcp_push_one+0xf0/0xf0 [ 76.309249][ T7453] ? tcp_fastopen_cookie_check+0x190/0x190 [ 76.309258][ T7453] ? secure_tcpv6_ts_off+0x226/0x350 [ 76.309273][ T7453] tcp_v6_connect+0x13cd/0x1d90 [ 76.309279][ T7453] ? tcp_sendmsg+0x27/0x40 [ 76.364863][ T7453] ? tcp_v6_send_synack+0x870/0x870 [ 76.374437][ T7453] ? __lock_acquire+0x5ea/0x4390 [ 76.374448][ T7453] ? __schedule+0x90c/0x1c20 [ 76.374470][ T7453] __inet_stream_connect+0x66b/0xd20 [ 76.374476][ T7453] ? tcp_v6_send_synack+0x870/0x870 [ 76.374483][ T7453] ? __inet_stream_connect+0x66b/0xd20 [ 76.389245][ T7453] ? inet_dgram_connect+0x280/0x280 [ 76.389252][ T7453] ? rcu_read_lock_sched_held+0x108/0x120 [ 76.389261][ T7453] ? kmem_cache_alloc_trace+0x356/0x750 [ 76.389276][ T7453] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 76.399896][ T7453] ? __lock_acquire+0x5ea/0x4390 [ 76.399910][ T7453] ? tcp_sendpage+0x50/0x50 [ 76.399918][ T7453] ? mark_held_locks+0xb8/0x130 [ 76.399926][ T7453] ? __local_bh_enable_ip+0x160/0x260 [ 76.399932][ T7453] ? lock_sock_nested+0xc5/0x100 [ 76.399937][ T7453] ? lockdep_hardirqs_on+0x424/0x5c0 [ 76.399944][ T7453] ? __local_bh_enable_ip+0x160/0x260 [ 76.451063][ T7469] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.2/7469 [ 76.451320][ T7453] ? lock_sock_nested+0x82/0x100 [ 76.456696][ T7469] caller is ip6_finish_output+0x28b/0xb20 [ 76.465929][ T7453] ? trace_hardirqs_on+0x28/0x190 [ 76.465937][ T7453] ? lock_sock_nested+0x82/0x100 [ 76.465945][ T7453] ? __local_bh_enable_ip+0x160/0x260 [ 76.465955][ T7453] tcp_sendmsg+0x27/0x40 [ 76.465963][ T7453] inet_sendmsg+0x10d/0x460 [ 76.465971][ T7453] ? security_socket_sendmsg+0x50/0x90 [ 76.506005][ T7453] ? ipip_gro_receive+0xf0/0xf0 [ 76.510848][ T7453] sock_sendmsg+0xb7/0xf0 [ 76.515160][ T7453] __sys_sendto+0x1f2/0x2e0 [ 76.519663][ T7453] ? __ia32_sys_getpeername+0xb0/0xb0 [ 76.525026][ T7453] ? find_held_lock+0x36/0x1d0 [ 76.529804][ T7453] ? __might_fault+0xf1/0x1b0 [ 76.534465][ T7453] ? lock_downgrade+0x860/0x860 [ 76.539308][ T7453] ? kasan_check_read+0x11/0x20 [ 76.544144][ T7453] ? _copy_to_user+0x91/0xb0 [ 76.548718][ T7453] ? nsecs_to_jiffies+0x20/0x20 [ 76.553559][ T7453] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.558997][ T7453] ? do_syscall_64+0x21/0x4e0 [ 76.563669][ T7453] __x64_sys_sendto+0xdc/0x1a0 [ 76.568417][ T7453] do_syscall_64+0xd6/0x4e0 [ 76.572906][ T7453] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.578777][ T7453] RIP: 0033:0x4582b9 [ 76.582651][ T7453] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.602237][ T7453] RSP: 002b:00007fb1cac9cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 76.610633][ T7453] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 76.618588][ T7453] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 76.626547][ T7453] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 76.634504][ T7453] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fb1cac9d6d4 [ 76.642459][ T7453] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 76.650429][ T7469] CPU: 0 PID: 7469 Comm: syz-executor.2 Not tainted 5.1.0-rc2+ #1 [ 76.655989][ T7470] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor.4/7470 [ 76.658223][ T7469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.658227][ T7469] Call Trace: [ 76.658243][ T7469] dump_stack+0x113/0x167 [ 76.658261][ T7469] __this_cpu_preempt_check+0x1d2/0x200 [ 76.658271][ T7469] ip6_finish_output+0x28b/0xb20 [ 76.667682][ T7470] caller is ip6_finish_output+0x28b/0xb20 [ 76.677573][ T7469] ? kasan_check_read+0x11/0x20 [ 76.677582][ T7469] ip6_output+0x1bf/0x630 [ 76.677588][ T7469] ? ip6_finish_output+0xb20/0xb20 [ 76.677595][ T7469] ? ip6_fragment+0x39f0/0x39f0 [ 76.677605][ T7469] ip6_xmit+0xc22/0x1f30 [ 76.724532][ T7469] ? ip6_finish_output2+0x22f0/0x22f0 [ 76.729891][ T7469] ? __lock_acquire+0x5d6/0x4390 [ 76.734812][ T7469] ? kasan_check_read+0x11/0x20 [ 76.739664][ T7469] ? ip6_append_data+0x2f0/0x2f0 [ 76.744589][ T7469] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 76.750127][ T7469] inet6_csk_xmit+0x256/0x450 [ 76.754792][ T7469] ? inet6_csk_update_pmtu+0x160/0x160 [ 76.760245][ T7469] ? tcp_options_write+0x3c7/0xa60 [ 76.765343][ T7469] __tcp_transmit_skb+0x176e/0x3690 [ 76.770532][ T7469] ? __tcp_select_window+0x790/0x790 [ 76.775807][ T7469] ? kasan_check_read+0x11/0x20 [ 76.780649][ T7469] ? kasan_check_read+0x11/0x20 [ 76.785486][ T7469] tcp_connect+0x194e/0x3fd0 [ 76.790070][ T7469] ? tcp_push_one+0xf0/0xf0 [ 76.794551][ T7469] ? tcp_fastopen_cookie_check+0x190/0x190 [ 76.800338][ T7469] ? secure_tcpv6_ts_off+0x226/0x350 [ 76.805612][ T7469] tcp_v6_connect+0x13cd/0x1d90 [ 76.810439][ T7469] ? tcp_sendmsg+0x27/0x40 [ 76.814846][ T7469] ? tcp_v6_send_synack+0x870/0x870 [ 76.820060][ T7469] ? __lock_acquire+0x5ea/0x4390 [ 76.824981][ T7469] ? __schedule+0x90c/0x1c20 [ 76.829564][ T7469] __inet_stream_connect+0x66b/0xd20 [ 76.834828][ T7469] ? tcp_v6_send_synack+0x870/0x870 [ 76.840002][ T7469] ? __inet_stream_connect+0x66b/0xd20 [ 76.845453][ T7469] ? inet_dgram_connect+0x280/0x280 [ 76.850634][ T7469] ? rcu_read_lock_sched_held+0x108/0x120 [ 76.856335][ T7469] ? kmem_cache_alloc_trace+0x356/0x750 [ 76.861866][ T7469] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 76.867056][ T7469] ? __lock_acquire+0x5ea/0x4390 [ 76.871992][ T7469] ? tcp_sendpage+0x50/0x50 [ 76.876504][ T7469] ? mark_held_locks+0xb8/0x130 [ 76.881349][ T7469] ? __local_bh_enable_ip+0x160/0x260 [ 76.886719][ T7469] ? lock_sock_nested+0xc5/0x100 [ 76.891637][ T7469] ? lockdep_hardirqs_on+0x424/0x5c0 [ 76.896906][ T7469] ? __local_bh_enable_ip+0x160/0x260 [ 76.902273][ T7469] ? lock_sock_nested+0x82/0x100 [ 76.907207][ T7469] ? trace_hardirqs_on+0x28/0x190 [ 76.912234][ T7469] ? lock_sock_nested+0x82/0x100 [ 76.917152][ T7469] ? __local_bh_enable_ip+0x160/0x260 [ 76.922515][ T7469] tcp_sendmsg+0x27/0x40 [ 76.926741][ T7469] inet_sendmsg+0x10d/0x460 [ 76.931224][ T7469] ? security_socket_sendmsg+0x50/0x90 [ 76.936662][ T7469] ? ipip_gro_receive+0xf0/0xf0 [ 76.941491][ T7469] sock_sendmsg+0xb7/0xf0 [ 76.945804][ T7469] __sys_sendto+0x1f2/0x2e0 [ 76.950288][ T7469] ? __ia32_sys_getpeername+0xb0/0xb0 [ 76.956423][ T7469] ? find_held_lock+0x36/0x1d0 [ 76.961178][ T7469] ? __might_fault+0xf1/0x1b0 [ 76.965834][ T7469] ? lock_downgrade+0x860/0x860 [ 76.970680][ T7469] ? kasan_check_read+0x11/0x20 [ 76.975513][ T7469] ? _copy_to_user+0x91/0xb0 [ 76.980094][ T7469] ? nsecs_to_jiffies+0x20/0x20 [ 76.984931][ T7469] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.990372][ T7469] ? do_syscall_64+0x21/0x4e0 [ 76.995045][ T7469] __x64_sys_sendto+0xdc/0x1a0 [ 76.999794][ T7469] do_syscall_64+0xd6/0x4e0 [ 77.004282][ T7469] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.010162][ T7469] RIP: 0033:0x4582b9 [ 77.014046][ T7469] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.033633][ T7469] RSP: 002b:00007fc031b4fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 77.042038][ T7469] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 77.049994][ T7469] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 77.057952][ T7469] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 77.065904][ T7469] R10: 0000000020000000 R11: 0000000000000246 R12: 00007fc031b506d4 [ 77.073857][ T7469] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff [ 77.081833][ T7470] CPU: 1 PID: 7470 Comm: syz-executor.4 Not tainted 5.1.0-rc2+ #1 [ 77.089637][ T7470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.099685][ T7470] Call Trace: [ 77.102968][ T7470] dump_stack+0x113/0x167 [ 77.107287][ T7470] __this_cpu_preempt_check+0x1d2/0x200 [ 77.107296][ T7470] ip6_finish_output+0x28b/0xb20 [ 77.107305][ T7470] ? kasan_check_read+0x11/0x20 [ 77.107313][ T7470] ip6_output+0x1bf/0x630 [ 77.107320][ T7470] ? ip6_finish_output+0xb20/0xb20 [ 77.107326][ T7470] ? ip6_fragment+0x39f0/0x39f0 [ 77.107336][ T7470] ip6_xmit+0xc22/0x1f30 [ 77.117793][ T7470] ? ip6_finish_output2+0x22f0/0x22f0 [ 77.117801][ T7470] ? __lock_acquire+0x5d6/0x4390 [ 77.117809][ T7470] ? kasan_check_read+0x11/0x20 [ 77.117823][ T7470] ? ip6_append_data+0x2f0/0x2f0 [ 77.117833][ T7470] ? inet6_csk_route_socket+0x5a7/0xbb0 [ 77.117851][ T7470] inet6_csk_xmit+0x256/0x450 [ 77.117858][ T7470] ? inet6_csk_update_pmtu+0x160/0x160 [ 77.117872][ T7470] ? tcp_options_write+0x3c7/0xa60 [ 77.117881][ T7470] __tcp_transmit_skb+0x176e/0x3690 [ 77.117894][ T7470] ? __tcp_select_window+0x790/0x790 [ 77.117900][ T7470] ? kasan_check_read+0x11/0x20 [ 77.117909][ T7470] ? kasan_check_read+0x11/0x20 [ 77.177379][ T7470] tcp_connect+0x194e/0x3fd0 [ 77.177395][ T7470] ? tcp_push_one+0xf0/0xf0 [ 77.187671][ T7470] ? tcp_fastopen_cookie_check+0x190/0x190 [ 77.187679][ T7470] ? secure_tcpv6_ts_off+0x226/0x350 [ 77.187695][ T7470] tcp_v6_connect+0x13cd/0x1d90 [ 77.187700][ T7470] ? tcp_sendmsg+0x27/0x40 [ 77.187711][ T7470] ? tcp_v6_send_synack+0x870/0x870 [ 77.227575][ T7470] ? __lock_acquire+0x5ea/0x4390 [ 77.227584][ T7470] ? __switch_to_asm+0x40/0x70 [ 77.227609][ T7470] __inet_stream_connect+0x66b/0xd20 [ 77.227616][ T7470] ? tcp_v6_send_synack+0x870/0x870 [ 77.227621][ T7470] ? __inet_stream_connect+0x66b/0xd20 [ 77.227632][ T7470] ? inet_dgram_connect+0x280/0x280 [ 77.227638][ T7470] ? rcu_read_lock_sched_held+0x108/0x120 [ 77.227647][ T7470] ? kmem_cache_alloc_trace+0x356/0x750 [ 77.227660][ T7470] tcp_sendmsg_locked+0x20b9/0x3bf0 [ 77.227669][ T7470] ? __lock_acquire+0x5ea/0x4390 [ 77.227680][ T7470] ? tcp_sendpage+0x50/0x50 [ 77.252190][ T7470] ? mark_held_locks+0xb8/0x130 [ 77.252201][ T7470] ? __local_bh_enable_ip+0x160/0x260 [ 77.252209][ T7470] ? lock_sock_nested+0xc5/0x100 [ 77.252215][ T7470] ? lockdep_hardirqs_on+0x424/0x5c0 [ 77.252219][ T7470] ? __local_bh_enable_ip+0x160/0x260 [ 77.252224][ T7470] ? lock_sock_nested+0x82/0x100 [ 77.252230][ T7470] ? trace_hardirqs_on+0x28/0x190 [ 77.252237][ T7470] ? lock_sock_nested+0x82/0x100 [ 77.309195][ T7470] ? __local_bh_enable_ip+0x160/0x260 [ 77.309207][ T7470] tcp_sendmsg+0x27/0x40 [ 77.309216][ T7470] inet_sendmsg+0x10d/0x460 [ 77.309222][ T7470] ? security_socket_sendmsg+0x50/0x90 [ 77.309229][ T7470] ? ipip_gro_receive+0xf0/0xf0 [ 77.309235][ T7470] sock_sendmsg+0xb7/0xf0 [ 77.309243][ T7470] __sys_sendto+0x1f2/0x2e0 [ 77.309252][ T7470] ? __ia32_sys_getpeername+0xb0/0xb0 [ 77.319875][ T7470] ? find_held_lock+0x36/0x1d0 [ 77.319888][ T7470] ? __might_fault+0xf1/0x1b0 [ 77.319894][ T7470] ? lock_downgrade+0x860/0x860 [ 77.319911][ T7470] ? kasan_check_read+0x11/0x20 [ 77.319922][ T7470] ? _copy_to_user+0x91/0xb0 [ 77.363373][ T7470] ? nsecs_to_jiffies+0x20/0x20 [ 77.373226][ T7470] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.382624][ T7470] ? do_syscall_64+0x21/0x4e0 [ 77.392282][ T7470] __x64_sys_sendto+0xdc/0x1a0 [ 77.416522][ T7470] do_syscall_64+0xd6/0x4e0 [ 77.421039][ T7470] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.426915][ T7470] RIP: 0033:0x4582b9 [ 77.430792][ T7470] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.450386][ T7470] RSP: 002b:00007ff1d83d2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 77.458780][ T7470] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582b9 [ 77.466728][ T7470] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 77.474672][ T7470] RBP: 000000000073bf00 R08: 0000000020000380 R09: 000000000000001c [ 77.482614][ T7470] R10: 0000000020000000 R11: 0000000000000246 R12: 00007ff1d83d36d4 [ 77.490574][ T7470] R13: 00000000004c59b6 R14: 00000000004d9d10 R15: 00000000ffffffff