[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.40' (ECDSA) to the list of known hosts. 2020/04/14 06:39:20 parsed 1 programs 2020/04/14 06:39:22 executed programs: 0 syzkaller login: [ 59.900392][ T7050] IPVS: ftp: loaded support on port[0] = 21 [ 59.998428][ T7050] chnl_net:caif_netlink_parms(): no params data found [ 60.050527][ T7050] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.058723][ T7050] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.068424][ T7050] device bridge_slave_0 entered promiscuous mode [ 60.077866][ T7050] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.084991][ T7050] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.093575][ T7050] device bridge_slave_1 entered promiscuous mode [ 60.114313][ T7050] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.125366][ T7050] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.148649][ T7050] team0: Port device team_slave_0 added [ 60.156128][ T7050] team0: Port device team_slave_1 added [ 60.174543][ T7050] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.182230][ T7050] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.208556][ T7050] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.221343][ T7050] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.228468][ T7050] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.254555][ T7050] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.330270][ T7050] device hsr_slave_0 entered promiscuous mode [ 60.386949][ T7050] device hsr_slave_1 entered promiscuous mode [ 60.514765][ T7050] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 60.560279][ T7050] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 60.609861][ T7050] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.658873][ T7050] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.713681][ T7050] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.721028][ T7050] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.729017][ T7050] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.736162][ T7050] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.782331][ T7050] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.795252][ T3455] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.805251][ T3455] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.814014][ T3455] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.824359][ T3455] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 60.839245][ T7050] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.850191][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.859048][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.866116][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.886660][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.895329][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.902479][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.914187][ T3455] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.923990][ T3455] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.941689][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.950161][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.962895][ T7050] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.977227][ T7050] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.986092][ T3455] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.008155][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.015600][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.027579][ T7050] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.046663][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.055304][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.080371][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.090045][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.099341][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.108007][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.118750][ T7050] device veth0_vlan entered promiscuous mode [ 61.131480][ T7050] device veth1_vlan entered promiscuous mode [ 61.151978][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.161074][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 61.169342][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 61.177892][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.190497][ T7050] device veth0_macvtap entered promiscuous mode [ 61.200212][ T7050] device veth1_macvtap entered promiscuous mode [ 61.219201][ T7050] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.230215][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.239689][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 61.248065][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 61.257980][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.270990][ T7050] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.278372][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.288662][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.492907][ T26] hid-generic 0000:0000:0000.0001: ignoring exceeding usage max [ 61.505927][ T26] hid-generic 0000:0000:0000.0001: hidraw0: HID v0.00 Device [syz1] on sz1 [ 61.538302][ T12] hid-generic 0000:0000:0000.0002: ignoring exceeding usage max [ 61.568179][ T12] hid-generic 0000:0000:0000.0002: hidraw0: HID v0.00 Device [syz1] on sz1 [ 61.618217][ T26] hid-generic 0000:0000:0000.0003: ignoring exceeding usage max [ 61.630073][ T26] hid-generic 0000:0000:0000.0003: hidraw0: HID v0.00 Device [syz1] on sz1 [ 61.666972][ T26] hid-generic 0000:0000:0000.0004: ignoring exceeding usage max [ 61.690651][ T26] hid-generic 0000:0000:0000.0004: hidraw0: HID v0.00 Device [syz1] on sz1 [ 61.708701][ T26] hid-generic 0000:0000:0000.0005: ignoring exceeding usage max [ 61.719794][ T26] hid-generic 0000:0000:0000.0005: hidraw0: HID v0.00 Device [syz1] on sz1 [ 61.778421][ T26] hid-generic 0000:0000:0000.0006: ignoring exceeding usage max [ 61.791217][ T26] hid-generic 0000:0000:0000.0006: hidraw0: HID v0.00 Device [syz1] on sz1 [ 61.829342][ T26] hid-generic 0000:0000:0000.0007: ignoring exceeding usage max [ 61.842510][ T26] hid-generic 0000:0000:0000.0007: hidraw0: HID v0.00 Device [syz1] on sz1 [ 61.880458][ T26] hid-generic 0000:0000:0000.0008: ignoring exceeding usage max [ 61.893367][ T26] hid-generic 0000:0000:0000.0008: hidraw0: HID v0.00 Device [syz1] on sz1 [ 61.910422][ T26] hid-generic 0000:0000:0000.0009: ignoring exceeding usage max [ 61.921266][ T26] hid-generic 0000:0000:0000.0009: hidraw0: HID v0.00 Device [syz1] on sz1 [ 61.960849][ T26] hid-generic 0000:0000:0000.000A: ignoring exceeding usage max [ 61.973344][ T26] hid-generic 0000:0000:0000.000A: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.009955][ T26] hid-generic 0000:0000:0000.000B: ignoring exceeding usage max [ 62.020849][ T26] hid-generic 0000:0000:0000.000B: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.060254][ T26] hid-generic 0000:0000:0000.000C: ignoring exceeding usage max [ 62.072563][ T26] hid-generic 0000:0000:0000.000C: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.120354][ T26] hid-generic 0000:0000:0000.000D: ignoring exceeding usage max [ 62.131085][ T26] hid-generic 0000:0000:0000.000D: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.183295][ T26] hid-generic 0000:0000:0000.000E: ignoring exceeding usage max [ 62.216745][ T26] hid-generic 0000:0000:0000.000E: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.264479][ T26] hid-generic 0000:0000:0000.000F: ignoring exceeding usage max [ 62.292622][ T26] hid-generic 0000:0000:0000.000F: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.313041][ T26] hid-generic 0000:0000:0000.0010: ignoring exceeding usage max [ 62.325089][ T26] hid-generic 0000:0000:0000.0010: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.373549][ T26] hid-generic 0000:0000:0000.0011: ignoring exceeding usage max [ 62.384500][ T26] hid-generic 0000:0000:0000.0011: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.422765][ T26] hid-generic 0000:0000:0000.0012: ignoring exceeding usage max [ 62.444455][ T26] hid-generic 0000:0000:0000.0012: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.487385][ T2865] hid-generic 0000:0000:0000.0013: ignoring exceeding usage max [ 62.503670][ T2865] hid-generic 0000:0000:0000.0013: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.524382][ T2865] hid-generic 0000:0000:0000.0014: ignoring exceeding usage max [ 62.542528][ T2865] hid-generic 0000:0000:0000.0014: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.610825][ T26] hid-generic 0000:0000:0000.0015: ignoring exceeding usage max [ 62.624051][ T26] hid-generic 0000:0000:0000.0015: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.672615][ T26] hid-generic 0000:0000:0000.0016: ignoring exceeding usage max [ 62.692366][ T26] hid-generic 0000:0000:0000.0016: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.712761][ T26] hid-generic 0000:0000:0000.0017: ignoring exceeding usage max [ 62.724305][ T26] hid-generic 0000:0000:0000.0017: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.770800][ T26] hid-generic 0000:0000:0000.0018: ignoring exceeding usage max [ 62.782579][ T26] hid-generic 0000:0000:0000.0018: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.828755][ T26] hid-generic 0000:0000:0000.0019: ignoring exceeding usage max [ 62.840234][ T26] hid-generic 0000:0000:0000.0019: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.891496][ T26] hid-generic 0000:0000:0000.001A: ignoring exceeding usage max [ 62.903229][ T26] hid-generic 0000:0000:0000.001A: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.951165][ T26] hid-generic 0000:0000:0000.001B: ignoring exceeding usage max [ 62.962263][ T26] hid-generic 0000:0000:0000.001B: hidraw0: HID v0.00 Device [syz1] on sz1 [ 62.991206][ T26] hid-generic 0000:0000:0000.001C: ignoring exceeding usage max [ 63.003005][ T26] hid-generic 0000:0000:0000.001C: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.039794][ T26] hid-generic 0000:0000:0000.001D: ignoring exceeding usage max [ 63.051852][ T26] hid-generic 0000:0000:0000.001D: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.069335][ T26] hid-generic 0000:0000:0000.001E: ignoring exceeding usage max [ 63.081394][ T26] hid-generic 0000:0000:0000.001E: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.120146][ T26] hid-generic 0000:0000:0000.001F: ignoring exceeding usage max [ 63.154401][ T26] hid-generic 0000:0000:0000.001F: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.189709][ T26] hid-generic 0000:0000:0000.0020: ignoring exceeding usage max [ 63.214573][ T26] hid-generic 0000:0000:0000.0020: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.263335][ T26] hid-generic 0000:0000:0000.0021: ignoring exceeding usage max [ 63.275100][ T26] hid-generic 0000:0000:0000.0021: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.312887][ T26] hid-generic 0000:0000:0000.0022: ignoring exceeding usage max [ 63.324649][ T26] hid-generic 0000:0000:0000.0022: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.361786][ T26] hid-generic 0000:0000:0000.0023: ignoring exceeding usage max [ 63.373737][ T26] hid-generic 0000:0000:0000.0023: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.392191][ T26] hid-generic 0000:0000:0000.0024: ignoring exceeding usage max [ 63.403797][ T26] hid-generic 0000:0000:0000.0024: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.444433][ T26] hid-generic 0000:0000:0000.0025: ignoring exceeding usage max [ 63.456513][ T26] hid-generic 0000:0000:0000.0025: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.473037][ T2813] hid-generic 0000:0000:0000.0026: ignoring exceeding usage max [ 63.485654][ T2813] hid-generic 0000:0000:0000.0026: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.529360][ T2813] hid-generic 0000:0000:0000.0027: ignoring exceeding usage max [ 63.541912][ T2813] hid-generic 0000:0000:0000.0027: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.558200][ T2813] hid-generic 0000:0000:0000.0028: ignoring exceeding usage max [ 63.570106][ T2813] hid-generic 0000:0000:0000.0028: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.618429][ T2813] hid-generic 0000:0000:0000.0029: ignoring exceeding usage max [ 63.629265][ T2813] hid-generic 0000:0000:0000.0029: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.693142][ T2865] hid-generic 0000:0000:0000.002A: ignoring exceeding usage max [ 63.705146][ T2865] hid-generic 0000:0000:0000.002A: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.745218][ T2813] hid-generic 0000:0000:0000.002B: ignoring exceeding usage max [ 63.763115][ T2813] hid-generic 0000:0000:0000.002B: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.787418][ T2813] hid-generic 0000:0000:0000.002C: ignoring exceeding usage max [ 63.806061][ T2813] hid-generic 0000:0000:0000.002C: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.848074][ T2813] hid-generic 0000:0000:0000.002D: ignoring exceeding usage max [ 63.861446][ T2813] hid-generic 0000:0000:0000.002D: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.925285][ T2865] hid-generic 0000:0000:0000.002E: ignoring exceeding usage max [ 63.948983][ T2865] hid-generic 0000:0000:0000.002E: hidraw0: HID v0.00 Device [syz1] on sz1 [ 63.967614][ T2865] hid-generic 0000:0000:0000.002F: ignoring exceeding usage max [ 63.981645][ T2865] hid-generic 0000:0000:0000.002F: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.027107][ T2813] hid-generic 0000:0000:0000.0030: ignoring exceeding usage max [ 64.040358][ T2813] hid-generic 0000:0000:0000.0030: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.058878][ T2813] hid-generic 0000:0000:0000.0031: ignoring exceeding usage max [ 64.070414][ T2813] hid-generic 0000:0000:0000.0031: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.119102][ T2813] hid-generic 0000:0000:0000.0032: ignoring exceeding usage max [ 64.132526][ T2813] hid-generic 0000:0000:0000.0032: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.161137][ T2865] hid-generic 0000:0000:0000.0033: ignoring exceeding usage max [ 64.211584][ T2865] hid-generic 0000:0000:0000.0033: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.258832][ T2865] hid-generic 0000:0000:0000.0034: ignoring exceeding usage max [ 64.277198][ T2865] hid-generic 0000:0000:0000.0034: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.312068][ T2865] hid-generic 0000:0000:0000.0035: ignoring exceeding usage max [ 64.333080][ T2865] hid-generic 0000:0000:0000.0035: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.372935][ T2865] hid-generic 0000:0000:0000.0036: ignoring exceeding usage max [ 64.385210][ T2865] hid-generic 0000:0000:0000.0036: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.401316][ T2865] hid-generic 0000:0000:0000.0037: ignoring exceeding usage max [ 64.412823][ T2865] hid-generic 0000:0000:0000.0037: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.454414][ T2865] hid-generic 0000:0000:0000.0038: ignoring exceeding usage max [ 64.466530][ T2865] hid-generic 0000:0000:0000.0038: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.501904][ T2865] hid-generic 0000:0000:0000.0039: ignoring exceeding usage max [ 64.512574][ T2865] hid-generic 0000:0000:0000.0039: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.529973][ T12] hid-generic 0000:0000:0000.003A: ignoring exceeding usage max [ 64.541255][ T12] hid-generic 0000:0000:0000.003A: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.617314][ T26] hid-generic 0000:0000:0000.003B: ignoring exceeding usage max [ 64.628285][ T26] hid-generic 0000:0000:0000.003B: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.658771][ T26] hid-generic 0000:0000:0000.003C: ignoring exceeding usage max [ 64.670332][ T26] hid-generic 0000:0000:0000.003C: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.719957][ T26] hid-generic 0000:0000:0000.003D: ignoring exceeding usage max [ 64.732756][ T26] hid-generic 0000:0000:0000.003D: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.752494][ T26] hid-generic 0000:0000:0000.003E: ignoring exceeding usage max [ 64.763592][ T26] hid-generic 0000:0000:0000.003E: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.838043][ T12] hid-generic 0000:0000:0000.003F: ignoring exceeding usage max [ 64.859605][ T12] hid-generic 0000:0000:0000.003F: hidraw0: HID v0.00 Device [syz1] on sz1 [ 64.881432][ T7764] INFO: trying to register non-static key. [ 64.887262][ T7764] the code is fine but needs lockdep annotation. [ 64.893581][ T7764] turning off the locking correctness validator. [ 64.900018][ T7764] CPU: 0 PID: 7764 Comm: syz-executor.0 Not tainted 5.7.0-rc1-syzkaller #0 [ 64.909537][ T7764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.919584][ T7764] Call Trace: [ 64.922880][ T7764] dump_stack+0x188/0x20d [ 64.927298][ T7764] register_lock_class+0x1664/0x1760 [ 64.932623][ T7764] ? hrtimer_try_to_cancel+0x87/0x5b0 [ 64.937976][ T7764] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 64.943774][ T7764] ? is_dynamic_key+0x1a0/0x1a0 [ 64.948619][ T7764] ? _raw_spin_unlock_irqrestore+0x9b/0xe0 [ 64.954559][ T7764] __lock_acquire+0x104/0x4c50 [ 64.959326][ T7764] ? mark_lock+0x12b/0xf10 [ 64.963743][ T7764] ? hrtimer_init_sleeper_on_stack+0x90/0x90 [ 64.969839][ T7764] ? mark_held_locks+0xe0/0xe0 [ 64.974599][ T7764] ? mark_lock+0x12b/0xf10 [ 64.979012][ T7764] ? mark_lock+0x12b/0xf10 [ 64.983438][ T7764] lock_acquire+0x1f2/0x8f0 [ 64.987943][ T7764] ? __wake_up_common_lock+0xb4/0x130 [ 64.993315][ T7764] ? lock_release+0x800/0x800 [ 64.998001][ T7764] _raw_spin_lock_irqsave+0x8c/0xbf [ 65.003200][ T7764] ? __wake_up_common_lock+0xb4/0x130 [ 65.008580][ T7764] __wake_up_common_lock+0xb4/0x130 [ 65.013776][ T7764] ? __wake_up_common+0x650/0x650 [ 65.018795][ T7764] ? fsnotify_parent+0xbf/0x2d0 [ 65.023652][ T7764] ? locks_remove_file+0x329/0x590 [ 65.028759][ T7764] ? task_work_run+0xd3/0x1b0 [ 65.033561][ T7764] ? uhid_dev_destroy+0x100/0x100 [ 65.038594][ T7764] uhid_dev_destroy+0x6f/0x100 [ 65.043363][ T7764] uhid_char_release+0x4e/0xb0 [ 65.048132][ T7764] __fput+0x33e/0x880 [ 65.052115][ T7764] task_work_run+0xf4/0x1b0 [ 65.056885][ T7764] exit_to_usermode_loop+0x2fa/0x360 [ 65.062175][ T7764] do_syscall_64+0x6b1/0x7d0 [ 65.066769][ T7764] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.072654][ T7764] RIP: 0033:0x416421 [ 65.076547][ T7764] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 65.096256][ T7764] RSP: 002b:00007fff799ccc30 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 65.104877][ T7764] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000416421 [ 65.112934][ T7764] RDX: 0000001b2c520000 RSI: 0000000000000001 RDI: 0000000000000003 [ 65.120920][ T7764] RBP: 0000000000000001 R08: 00ffffffffffffff R09: 00ffffffffffffff [ 65.128892][ T7764] R10: 00007fff799ccd10 R11: 0000000000000293 R12: 000000000076bf00 [ 65.136986][ T7764] R13: 0000000000771598 R14: 000000000000fda8 R15: 000000000076bf0c [ 65.144985][ T7764] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 65.156865][ T7764] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 65.165342][ T7764] CPU: 0 PID: 7764 Comm: syz-executor.0 Not tainted 5.7.0-rc1-syzkaller #0 [ 65.173927][ T7764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.183972][ T7764] RIP: 0010:__wake_up_common+0xdf/0x650 [ 65.189669][ T7764] Code: 05 00 00 4c 8b 43 40 49 83 e8 18 49 8d 78 18 48 39 3c 24 0f 84 6a 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 <80> 3c 01 00 0f 85 3d 05 00 00 49 8b 40 18 89 54 24 10 31 db 48 bd [ 65.209272][ T7764] RSP: 0018:ffffc9000382fcc0 EFLAGS: 00010046 [ 65.215315][ T7764] RAX: dffffc0000000000 RBX: ffff8880a83893f8 RCX: 0000000000000000 [ 65.223270][ T7764] RDX: 0000000000000001 RSI: 1ffffffff1512eea RDI: 0000000000000000 [ 65.231228][ T7764] RBP: 0000000000000000 R08: ffffffffffffffe8 R09: ffffc9000382fd58 [ 65.239184][ T7764] R10: 0000000000000003 R11: fffff52000705f92 R12: 0000000000000001 [ 65.247136][ T7764] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 65.255096][ T7764] FS: 0000000000dc7940(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 65.264015][ T7764] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.270588][ T7764] CR2: 00000000004d8770 CR3: 0000000092b0e000 CR4: 00000000001406f0 [ 65.278547][ T7764] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.286502][ T7764] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.294498][ T7764] Call Trace: [ 65.297777][ T7764] __wake_up_common_lock+0xd0/0x130 [ 65.302954][ T7764] ? __wake_up_common+0x650/0x650 [ 65.308012][ T7764] ? fsnotify_parent+0xbf/0x2d0 [ 65.312863][ T7764] ? locks_remove_file+0x329/0x590 [ 65.317971][ T7764] ? task_work_run+0xd3/0x1b0 [ 65.322671][ T7764] ? uhid_dev_destroy+0x100/0x100 [ 65.327699][ T7764] uhid_dev_destroy+0x6f/0x100 [ 65.332457][ T7764] uhid_char_release+0x4e/0xb0 [ 65.337210][ T7764] __fput+0x33e/0x880 [ 65.341177][ T7764] task_work_run+0xf4/0x1b0 [ 65.345671][ T7764] exit_to_usermode_loop+0x2fa/0x360 [ 65.350953][ T7764] do_syscall_64+0x6b1/0x7d0 [ 65.355537][ T7764] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.361425][ T7764] RIP: 0033:0x416421 [ 65.365307][ T7764] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 65.385123][ T7764] RSP: 002b:00007fff799ccc30 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 65.393533][ T7764] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000416421 [ 65.401578][ T7764] RDX: 0000001b2c520000 RSI: 0000000000000001 RDI: 0000000000000003 [ 65.409538][ T7764] RBP: 0000000000000001 R08: 00ffffffffffffff R09: 00ffffffffffffff [ 65.417500][ T7764] R10: 00007fff799ccd10 R11: 0000000000000293 R12: 000000000076bf00 [ 65.425551][ T7764] R13: 0000000000771598 R14: 000000000000fda8 R15: 000000000076bf0c [ 65.433503][ T7764] Modules linked in: [ 65.437391][ T7764] ---[ end trace 0914621ac731d76d ]--- [ 65.442833][ T7764] RIP: 0010:__wake_up_common+0xdf/0x650 [ 65.448363][ T7764] Code: 05 00 00 4c 8b 43 40 49 83 e8 18 49 8d 78 18 48 39 3c 24 0f 84 6a 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 <80> 3c 01 00 0f 85 3d 05 00 00 49 8b 40 18 89 54 24 10 31 db 48 bd [ 65.468021][ T7764] RSP: 0018:ffffc9000382fcc0 EFLAGS: 00010046 [ 65.474068][ T7764] RAX: dffffc0000000000 RBX: ffff8880a83893f8 RCX: 0000000000000000 [ 65.482024][ T7764] RDX: 0000000000000001 RSI: 1ffffffff1512eea RDI: 0000000000000000 [ 65.489994][ T7764] RBP: 0000000000000000 R08: ffffffffffffffe8 R09: ffffc9000382fd58 [ 65.497987][ T7764] R10: 0000000000000003 R11: fffff52000705f92 R12: 0000000000000001 [ 65.505943][ T7764] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 65.514030][ T7764] FS: 0000000000dc7940(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 65.522938][ T7764] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.529515][ T7764] CR2: 00000000004d8770 CR3: 0000000092b0e000 CR4: 00000000001406f0 [ 65.537550][ T7764] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.545510][ T7764] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.553479][ T7764] Kernel panic - not syncing: Fatal exception [ 65.561156][ T7764] Kernel Offset: disabled [ 65.565485][ T7764] Rebooting in 86400 seconds..