Debian GNU/Linux 9 syzkaller ttyS0
Warning: Permanently added '10.128.1.17' (ECDSA) to the list of known hosts.
2021/04/05 23:59:56 parsed 1 programs
2021/04/05 23:59:56 executed programs: 0
syzkaller login: [ 69.865962][ T8421] IPVS: ftp: loaded support on port[0] = 21
[ 70.011906][ T8421] chnl_net:caif_netlink_parms(): no params data found
[ 70.059962][ T8421] bridge0: port 1(bridge_slave_0) entered blocking state
[ 70.069160][ T8421] bridge0: port 1(bridge_slave_0) entered disabled state
[ 70.078359][ T8421] device bridge_slave_0 entered promiscuous mode
[ 70.087739][ T8421] bridge0: port 2(bridge_slave_1) entered blocking state
[ 70.095292][ T8421] bridge0: port 2(bridge_slave_1) entered disabled state
[ 70.103323][ T8421] device bridge_slave_1 entered promiscuous mode
[ 70.121869][ T8421] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 70.133153][ T8421] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 70.155600][ T8421] team0: Port device team_slave_0 added
[ 70.164112][ T8421] team0: Port device team_slave_1 added
[ 70.180986][ T8421] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 70.188134][ T8421] 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.
[ 70.215821][ T8421] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 70.230149][ T8421] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 70.237869][ T8421] 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.
[ 70.264099][ T8421] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 70.290478][ T8421] device hsr_slave_0 entered promiscuous mode
[ 70.297259][ T8421] device hsr_slave_1 entered promiscuous mode
[ 70.396027][ T8421] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 70.407359][ T8421] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 70.417809][ T8421] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 70.428087][ T8421] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 70.452832][ T8421] bridge0: port 2(bridge_slave_1) entered blocking state
[ 70.460033][ T8421] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 70.468109][ T8421] bridge0: port 1(bridge_slave_0) entered blocking state
[ 70.475294][ T8421] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 70.537399][ T8421] 8021q: adding VLAN 0 to HW filter on device bond0
[ 70.551724][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 70.568532][ T7] bridge0: port 1(bridge_slave_0) entered disabled state
[ 70.578404][ T7] bridge0: port 2(bridge_slave_1) entered disabled state
[ 70.589464][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 70.608215][ T8421] 8021q: adding VLAN 0 to HW filter on device team0
[ 70.622306][ T4833] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 70.644020][ T4833] bridge0: port 1(bridge_slave_0) entered blocking state
[ 70.651114][ T4833] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 70.687131][ T4833] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 70.696421][ T4833] bridge0: port 2(bridge_slave_1) entered blocking state
[ 70.703557][ T4833] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 70.726166][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 70.735404][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 70.744546][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 70.757164][ T8630] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 70.770383][ T8421] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 70.782211][ T8421] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 70.794138][ T8630] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 70.811582][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 70.819888][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 70.834562][ T8421] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 70.853711][ T8630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 70.873980][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 70.882512][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 70.891464][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 70.902390][ T8421] device veth0_vlan entered promiscuous mode
[ 70.916325][ T8421] device veth1_vlan entered promiscuous mode
[ 70.940335][ T8421] device veth0_macvtap entered promiscuous mode
[ 70.948358][ T4833] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 70.957397][ T4833] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 70.966148][ T4833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 70.975619][ T4833] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 70.987634][ T8421] device veth1_macvtap entered promiscuous mode
[ 71.006699][ T8421] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 71.014677][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 71.025928][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 71.037960][ T8421] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 71.047148][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 71.056816][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 71.067795][ T8421] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 71.077602][ T8421] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 71.086661][ T8421] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 71.095762][ T8421] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 71.120249][ T3231] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.126728][ T3231] ieee802154 phy1 wpan1: encryption failed: -22
[ 71.209763][ T25] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 71.228748][ T25] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 71.264677][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 71.281012][ T25] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 71.292065][ T25] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 71.302253][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 71.697384][ T740] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 71.833704][ T8630] Bluetooth: hci0: command 0x0409 tx timeout
[ 73.913044][ T8630] Bluetooth: hci0: command 0x041b tx timeout
[ 74.344850][ T740] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 76.308879][ T8673] IPVS: ftp: loaded support on port[0] = 21
[ 76.426450][ T8673] chnl_net:caif_netlink_parms(): no params data found
[ 76.476122][ T8673] bridge0: port 1(bridge_slave_0) entered blocking state
[ 76.483384][ T8673] bridge0: port 1(bridge_slave_0) entered disabled state
[ 76.491033][ T8673] device bridge_slave_0 entered promiscuous mode
[ 76.501217][ T8673] bridge0: port 2(bridge_slave_1) entered blocking state
[ 76.509520][ T8673] bridge0: port 2(bridge_slave_1) entered disabled state
[ 76.518552][ T8673] device bridge_slave_1 entered promiscuous mode
[ 76.541625][ T8673] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 76.637523][ T740] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 76.653199][ T8673] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 76.676152][ T8673] team0: Port device team_slave_0 added
[ 76.685146][ T8673] team0: Port device team_slave_1 added
[ 76.781182][ T740] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 76.802957][ T8673] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 76.809942][ T8673] 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.
[ 76.836641][ T8673] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 76.849670][ T8673] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 76.856894][ T8673] 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.
[ 76.883757][ T8673] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 76.916764][ T8673] device hsr_slave_0 entered promiscuous mode
[ 76.924364][ T8673] device hsr_slave_1 entered promiscuous mode
[ 76.931357][ T8673] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 76.939282][ T8673] Cannot create hsr debugfs directory
[ 77.773395][ T8673] 8021q: adding VLAN 0 to HW filter on device bond0
[ 77.786765][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 77.795762][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 77.807309][ T8673] 8021q: adding VLAN 0 to HW filter on device team0
[ 77.902144][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 77.911326][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 77.920419][ T4799] bridge0: port 1(bridge_slave_0) entered blocking state
[ 77.927669][ T4799] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 77.936559][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 77.946224][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 77.955070][ T4799] bridge0: port 2(bridge_slave_1) entered blocking state
[ 77.962335][ T4799] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 77.970009][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 77.979343][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 77.988937][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 78.082219][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 78.091184][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 78.100735][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 78.109705][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 78.119693][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 78.134694][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 78.144393][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 78.157928][ T8673] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 78.169575][ T8673] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 78.178754][ T4833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 78.189120][ T4833] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 78.283154][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 78.290709][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 78.306435][ T8673] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 78.323716][ T4833] Bluetooth: hci0: command 0x0409 tx timeout
[ 78.328252][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 78.338736][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 78.442472][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 78.450557][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 78.462604][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 78.470594][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 78.479814][ T8673] device veth0_vlan entered promiscuous mode
[ 78.569576][ T8673] device veth1_vlan entered promiscuous mode
[ 78.673450][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 78.681457][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 78.690438][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 78.700008][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 78.784034][ T8673] device veth0_macvtap entered promiscuous mode
[ 78.795904][ T8673] device veth1_macvtap entered promiscuous mode
[ 78.900053][ T8673] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[ 78.910915][ T8673] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 78.922782][ T8673] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 78.930511][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 78.939022][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 78.947968][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 78.972850][ T8673] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[ 78.991134][ T8673] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 79.005817][ T8673] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 79.014550][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 79.024495][ T4799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 79.176364][ T740] device hsr_slave_0 left promiscuous mode
[ 79.191202][ T740] device hsr_slave_1 left promiscuous mode
[ 79.199447][ T740] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 79.208036][ T740] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 79.219398][ T740] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 79.227439][ T740] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 79.237280][ T740] device bridge_slave_1 left promiscuous mode
[ 79.245223][ T740] bridge0: port 2(bridge_slave_1) entered disabled state
[ 79.258049][ T740] device bridge_slave_0 left promiscuous mode
[ 79.264665][ T740] bridge0: port 1(bridge_slave_0) entered disabled state
[ 79.281847][ T740] device veth1_macvtap left promiscuous mode
[ 79.289073][ T740] device veth0_macvtap left promiscuous mode
[ 79.295444][ T740] device veth1_vlan left promiscuous mode
[ 79.301907][ T740] device veth0_vlan left promiscuous mode
[ 80.392044][ T20] Bluetooth: hci0: command 0x041b tx timeout
[ 82.482533][ T20] Bluetooth: hci0: command 0x040f tx timeout
[ 82.857149][ T740] team0 (unregistering): Port device team_slave_1 removed
[ 82.869111][ T740] team0 (unregistering): Port device team_slave_0 removed
[ 82.886000][ T740] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 82.899636][ T740] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 82.953145][ T740] bond0 (unregistering): Released all slaves
[ 83.038074][ T1118] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 83.068784][ T1118] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 83.086298][ T4833] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 83.100892][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 83.117990][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 83.129418][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 84.506925][ C1] ------------[ cut here ]------------
[ 84.512488][ C1] WARNING: CPU: 1 PID: 8946 at drivers/gpu/drm/vkms/vkms_crtc.c:21 vkms_vblank_simulate+0x31e/0x3b0
[ 84.523261][ C1] Modules linked in:
[ 84.527145][ C1] CPU: 1 PID: 8946 Comm: syz-executor.0 Not tainted 5.12.0-rc6-syzkaller #0
[ 84.535813][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 84.545857][ C1] RIP: 0010:vkms_vblank_simulate+0x31e/0x3b0
[ 84.551837][ C1] Code: 85 9e 00 00 00 48 8b 95 b8 01 00 00 4c 89 e1 bf 02 00 00 00 48 c7 c6 80 c5 d8 89 e8 8c 09 f0 ff e9 e5 fe ff ff e8 82 15 27 fd <0f> 0b e9 88 fd ff ff e8 86 bf 6a fd e9 11 fe ff ff 4c 89 ef e8 79
[ 84.571434][ C1] RSP: 0018:ffffc90000dc0df0 EFLAGS: 00010046
[ 84.577493][ C1] RAX: 0000000080010000 RBX: ffff8880190a1e58 RCX: 0000000000000000
[ 84.585453][ C1] RDX: ffff88802cee3880 RSI: ffffffff844cdb8e RDI: 0000000000000003
[ 84.593415][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000000
[ 84.601372][ C1] R10: ffffffff844cd913 R11: 0000000000000000 R12: ffff8880190a0d30
[ 84.609331][ C1] R13: 0000000000fe4c00 R14: ffff8880b9d26340 R15: ffffffff844cd870
[ 84.617293][ C1] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0063) knlGS:0000000009eea380
[ 84.626226][ C1] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
[ 84.632833][ C1] CR2: 00000000080eafc1 CR3: 0000000011820000 CR4: 00000000001506e0
[ 84.640803][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 84.648761][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 84.656729][ C1] Call Trace:
[ 84.659997][ C1]
[ 84.662832][ C1] ? vkms_disable_vblank+0x20/0x20
[ 84.667937][ C1] __hrtimer_run_queues+0x609/0xe40
[ 84.673149][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80
[ 84.679120][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0
[ 84.685189][ C1] hrtimer_interrupt+0x330/0xa00
[ 84.690128][ C1] __sysvec_apic_timer_interrupt+0x146/0x540
[ 84.696104][ C1] sysvec_apic_timer_interrupt+0x8e/0xc0
[ 84.701747][ C1]
[ 84.704676][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 84.710650][ C1] RIP: 0010:syslog_print_all+0x3dd/0x4a0
[ 84.716276][ C1] Code: 00 45 84 f6 0f 85 8a 00 00 00 e8 4e ff 17 00 48 c7 c7 00 33 f6 8b e8 22 40 a9 07 e8 3d 5a 00 00 e8 48 ee 1d 00 fb 48 8b 3c 24 0e 18 5b 00 e8 29 ff 17 00 48 b8 00 00 00 00 00 fc ff df 48 03
[ 84.735876][ C1] RSP: 0018:ffffc9000223fbb0 EFLAGS: 00000202
[ 84.741936][ C1] RAX: 00000000000006ad RBX: 00000000000007c6 RCX: 1ffffffff1b89bc9
[ 84.749901][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880231da800
[ 84.757859][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
[ 84.765819][ C1] R10: ffffffff8179e058 R11: 0000000000000000 R12: ffffc9000223fc60
[ 84.773783][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc9000223fc20
[ 84.781747][ C1] ? trace_hardirqs_on+0x38/0x1c0
[ 84.786801][ C1] ? syslog_print+0x430/0x430
[ 84.791476][ C1] ? kasan_save_stack+0x1b/0x40
[ 84.796318][ C1] ? kasan_record_aux_stack+0xe5/0x110
[ 84.801770][ C1] ? call_rcu+0xb1/0x740
[ 84.806022][ C1] ? task_work_run+0xdd/0x1a0
[ 84.810690][ C1] ? exit_to_user_mode_prepare+0x249/0x250
[ 84.816503][ C1] do_syslog.part.0+0x439/0x7e0
[ 84.821345][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 84.827319][ C1] ? syslog_print_all+0x4a0/0x4a0
[ 84.832334][ C1] ? debug_object_active_state+0x260/0x350
[ 84.838139][ C1] ? find_held_lock+0x2d/0x110
[ 84.842896][ C1] ? __context_tracking_exit+0xb8/0xe0
[ 84.848373][ C1] ? lock_downgrade+0x6e0/0x6e0
[ 84.853225][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 84.859460][ C1] ? security_syslog+0x73/0x90
[ 84.864225][ C1] __ia32_sys_syslog+0x9c/0xd0
[ 84.869029][ C1] __do_fast_syscall_32+0x56/0x90
[ 84.874150][ C1] do_fast_syscall_32+0x2f/0x70
[ 84.878997][ C1] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 84.885320][ C1] RIP: 0023:0xf7f75549
[ 84.889381][ C1] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00
[ 84.908975][ C1] RSP: 002b:00000000ffe2fdec EFLAGS: 00000246 ORIG_RAX: 0000000000000067
[ 84.917381][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000ffe2fec4
[ 84.925342][ C1] RDX: 000000000000003f RSI: 00000000080eafd0 RDI: 0000000000000040
[ 84.933301][ C1] RBP: 0000000000000010 R08: 0000000000000000 R09: 0000000000000000
[ 84.941261][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 84.949220][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 84.957194][ C1] Kernel panic - not syncing: panic_on_warn set ...
[ 84.963764][ C1] CPU: 1 PID: 8946 Comm: syz-executor.0 Not tainted 5.12.0-rc6-syzkaller #0
[ 84.972441][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 84.982488][ C1] Call Trace:
[ 84.985777][ C1]
[ 84.988610][ C1] dump_stack+0x141/0x1d7
[ 84.992939][ C1] panic+0x306/0x73d
[ 84.996827][ C1] ? __warn_printk+0xf3/0xf3
[ 85.001413][ C1] ? __warn.cold+0x1a/0x44
[ 85.005822][ C1] ? vkms_vblank_simulate+0x31e/0x3b0
[ 85.011187][ C1] __warn.cold+0x35/0x44
[ 85.015424][ C1] ? vkms_vblank_simulate+0x31e/0x3b0
[ 85.020805][ C1] report_bug+0x1bd/0x210
[ 85.025140][ C1] handle_bug+0x3c/0x60
[ 85.029291][ C1] exc_invalid_op+0x14/0x40
[ 85.033788][ C1] asm_exc_invalid_op+0x12/0x20
[ 85.038819][ C1] RIP: 0010:vkms_vblank_simulate+0x31e/0x3b0
[ 85.044792][ C1] Code: 85 9e 00 00 00 48 8b 95 b8 01 00 00 4c 89 e1 bf 02 00 00 00 48 c7 c6 80 c5 d8 89 e8 8c 09 f0 ff e9 e5 fe ff ff e8 82 15 27 fd <0f> 0b e9 88 fd ff ff e8 86 bf 6a fd e9 11 fe ff ff 4c 89 ef e8 79
[ 85.064391][ C1] RSP: 0018:ffffc90000dc0df0 EFLAGS: 00010046
[ 85.070451][ C1] RAX: 0000000080010000 RBX: ffff8880190a1e58 RCX: 0000000000000000
[ 85.078413][ C1] RDX: ffff88802cee3880 RSI: ffffffff844cdb8e RDI: 0000000000000003
[ 85.086391][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000000
[ 85.094350][ C1] R10: ffffffff844cd913 R11: 0000000000000000 R12: ffff8880190a0d30
[ 85.102308][ C1] R13: 0000000000fe4c00 R14: ffff8880b9d26340 R15: ffffffff844cd870
[ 85.110269][ C1] ? vkms_disable_vblank+0x20/0x20
[ 85.115377][ C1] ? vkms_vblank_simulate+0xa3/0x3b0
[ 85.120656][ C1] ? vkms_vblank_simulate+0x31e/0x3b0
[ 85.126025][ C1] ? vkms_disable_vblank+0x20/0x20
[ 85.131130][ C1] __hrtimer_run_queues+0x609/0xe40
[ 85.136326][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80
[ 85.142297][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0
[ 85.148364][ C1] hrtimer_interrupt+0x330/0xa00
[ 85.153305][ C1] __sysvec_apic_timer_interrupt+0x146/0x540
[ 85.159283][ C1] sysvec_apic_timer_interrupt+0x8e/0xc0
[ 85.164908][ C1]
[ 85.167829][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 85.173816][ C1] RIP: 0010:syslog_print_all+0x3dd/0x4a0
[ 85.179531][ C1] Code: 00 45 84 f6 0f 85 8a 00 00 00 e8 4e ff 17 00 48 c7 c7 00 33 f6 8b e8 22 40 a9 07 e8 3d 5a 00 00 e8 48 ee 1d 00 fb 48 8b 3c 24 0e 18 5b 00 e8 29 ff 17 00 48 b8 00 00 00 00 00 fc ff df 48 03
[ 85.199127][ C1] RSP: 0018:ffffc9000223fbb0 EFLAGS: 00000202
[ 85.205191][ C1] RAX: 00000000000006ad RBX: 00000000000007c6 RCX: 1ffffffff1b89bc9
[ 85.213151][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880231da800
[ 85.221110][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
[ 85.229070][ C1] R10: ffffffff8179e058 R11: 0000000000000000 R12: ffffc9000223fc60
[ 85.237031][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc9000223fc20
[ 85.244994][ C1] ? trace_hardirqs_on+0x38/0x1c0
[ 85.250025][ C1] ? syslog_print+0x430/0x430
[ 85.254697][ C1] ? kasan_save_stack+0x1b/0x40
[ 85.259555][ C1] ? kasan_record_aux_stack+0xe5/0x110
[ 85.265006][ C1] ? call_rcu+0xb1/0x740
[ 85.269243][ C1] ? task_work_run+0xdd/0x1a0
[ 85.273914][ C1] ? exit_to_user_mode_prepare+0x249/0x250
[ 85.279728][ C1] do_syslog.part.0+0x439/0x7e0
[ 85.284698][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 85.290695][ C1] ? syslog_print_all+0x4a0/0x4a0
[ 85.295762][ C1] ? debug_object_active_state+0x260/0x350
[ 85.301662][ C1] ? find_held_lock+0x2d/0x110
[ 85.306433][ C1] ? __context_tracking_exit+0xb8/0xe0
[ 85.311886][ C1] ? lock_downgrade+0x6e0/0x6e0
[ 85.316736][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 85.322974][ C1] ? security_syslog+0x73/0x90
[ 85.327740][ C1] __ia32_sys_syslog+0x9c/0xd0
[ 85.332500][ C1] __do_fast_syscall_32+0x56/0x90
[ 85.337519][ C1] do_fast_syscall_32+0x2f/0x70
[ 85.342367][ C1] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
[ 85.348690][ C1] RIP: 0023:0xf7f75549
[ 85.352749][ C1] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00
[ 85.372360][ C1] RSP: 002b:00000000ffe2fdec EFLAGS: 00000246 ORIG_RAX: 0000000000000067
[ 85.380767][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000ffe2fec4
[ 85.388728][ C1] RDX: 000000000000003f RSI: 00000000080eafd0 RDI: 0000000000000040
[ 85.396689][ C1] RBP: 0000000000000010 R08: 0000000000000000 R09: 0000000000000000
[ 85.404650][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 85.412608][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 85.421983][ C1] Kernel Offset: disabled
[ 85.426462][ C1] Rebooting in 86400 seconds..