[ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ 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 '10.128.1.48' (ECDSA) to the list of known hosts. 2021/08/10 00:20:19 parsed 1 programs 2021/08/10 00:20:19 executed programs: 0 syzkaller login: [ 71.162474][ T1375] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.168890][ T1375] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.577461][ T6579] chnl_net:caif_netlink_parms(): no params data found [ 71.652957][ T6579] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.662111][ T6579] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.669960][ T6579] device bridge_slave_0 entered promiscuous mode [ 71.681876][ T6579] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.689043][ T6579] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.697634][ T6579] device bridge_slave_1 entered promiscuous mode [ 71.726592][ T6579] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.737614][ T6579] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.769385][ T6579] team0: Port device team_slave_0 added [ 71.777366][ T6579] team0: Port device team_slave_1 added [ 71.807578][ T6579] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.814721][ T6579] 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. [ 71.841701][ T6579] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.855412][ T6579] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.862971][ T6579] 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. [ 71.891088][ T6579] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.928940][ T6579] device hsr_slave_0 entered promiscuous mode [ 71.936787][ T6579] device hsr_slave_1 entered promiscuous mode [ 72.062261][ T6579] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.074206][ T6579] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.084835][ T6579] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.095018][ T6579] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.119982][ T6579] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.127262][ T6579] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.135074][ T6579] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.142221][ T6579] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.188066][ T6579] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.202169][ T1281] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.215437][ T1281] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.223725][ T1281] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.234031][ T1281] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 72.247837][ T6579] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.259042][ T1069] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.268508][ T1069] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.276205][ T1069] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.300975][ T1281] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.309516][ T1281] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.316647][ T1281] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.325778][ T1281] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.334707][ T1281] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.346123][ T6910] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.357006][ T1069] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.369745][ T6579] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.382869][ T6579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.393313][ T6910] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.410609][ T6910] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.418148][ T6910] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.431668][ T6579] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.452876][ T6910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.473124][ T1069] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.482798][ T1069] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.491919][ T1069] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.504218][ T6579] device veth0_vlan entered promiscuous mode [ 72.516481][ T6579] device veth1_vlan entered promiscuous mode [ 72.539232][ T6910] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.548052][ T6910] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.557455][ T6910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.570938][ T6579] device veth0_macvtap entered promiscuous mode [ 72.582543][ T6579] device veth1_macvtap entered promiscuous mode [ 72.602788][ T6579] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.611808][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.621953][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.634347][ T6579] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.642085][ T6910] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.651335][ T6910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.663724][ T6579] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.672709][ T6579] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.688995][ T6579] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.698177][ T6579] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.804298][ T493] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.828179][ T493] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.854692][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.872915][ T8] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.881653][ T8] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.893077][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.939790][ T6934] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 73.401422][ T37] Bluetooth: hci0: command 0x0409 tx timeout [ 74.155844][ T7017] ------------[ cut here ]------------ [ 74.162841][ T7017] jump label: negative count! [ 74.167681][ T7017] WARNING: CPU: 1 PID: 7017 at kernel/jump_label.c:235 static_key_slow_try_dec+0xca/0xe0 [ 74.179407][ T7017] Modules linked in: [ 74.183549][ T7017] CPU: 0 PID: 7017 Comm: syz-executor.0 Not tainted 5.14.0-rc5-next-20210809-syzkaller #0 [ 74.193626][ T7017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.204432][ T7017] RIP: 0010:static_key_slow_try_dec+0xca/0xe0 [ 74.211427][ T7017] Code: 5d c3 e8 a9 e7 dc ff 45 31 ed 5b 44 89 e8 5d 41 5c 41 5d c3 44 89 e5 eb 8e e8 92 e7 dc ff 48 c7 c7 c0 ce 94 89 e8 22 f3 52 07 <0f> 0b eb c5 48 89 df e8 ca 8a 22 00 e9 6a ff ff ff 0f 1f 44 00 00 [ 74.231417][ T7017] RSP: 0018:ffffc90003a27ac0 EFLAGS: 00010286 [ 74.237513][ T7017] RAX: 0000000000000000 RBX: ffffffff8d6d70e0 RCX: 0000000000000000 [ 74.245833][ T7017] RDX: ffff8880250cd580 RSI: ffffffff815d7628 RDI: fffff52000744f4a [ 74.253978][ T7017] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000 [ 74.262030][ T7017] R10: ffffffff815d13ce R11: 0000000000000000 R12: 00000000ffffffff [ 74.270164][ T7017] R13: 0000000000000001 R14: ffff88807cbfba00 R15: 0000000000000040 [ 74.278150][ T7017] FS: 00007fb285e39700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 74.287757][ T7017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.294453][ T7017] CR2: 000055911f35b180 CR3: 0000000019e83000 CR4: 00000000001526f0 [ 74.302524][ T7017] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.310588][ T7017] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.318611][ T7017] Call Trace: [ 74.321946][ T7017] __static_key_slow_dec_deferred+0x60/0x100 [ 74.327991][ T7017] kvm_free_lapic+0x144/0x1a0 [ 74.332905][ T7017] kvm_arch_vcpu_create+0x890/0xbf0 [ 74.338133][ T7017] kvm_vm_ioctl+0x137f/0x23d0 [ 74.342983][ T7017] ? kvm_unregister_device_ops+0x90/0x90 [ 74.348641][ T7017] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 74.355315][ T7017] ? tomoyo_path_number_perm+0x24e/0x590 [ 74.362947][ T7017] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 74.368793][ T7017] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 74.374757][ T7017] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 74.381690][ T7017] ? do_vfs_ioctl+0x132/0x15d0 [ 74.386478][ T7017] ? vfs_fileattr_set+0xbe0/0xbe0 [ 74.391604][ T7017] ? lock_downgrade+0x6e0/0x6e0 [ 74.396603][ T7017] ? __fget_files+0x23d/0x3e0 [ 74.401377][ T7017] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.407668][ T7017] ? kvm_unregister_device_ops+0x90/0x90 [ 74.413366][ T7017] __x64_sys_ioctl+0x193/0x200 [ 74.418142][ T7017] do_syscall_64+0x35/0xb0 [ 74.422672][ T7017] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.428592][ T7017] RIP: 0033:0x4665e9 [ 74.433193][ T7017] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 74.454416][ T7017] RSP: 002b:00007fb285e39188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 74.463009][ T7017] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 74.471097][ T7017] RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 [ 74.479152][ T7017] RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 [ 74.487549][ T7017] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 [ 74.495842][ T7017] R13: 00007fff5372ed9f R14: 00007fb285e39300 R15: 0000000000022000 [ 74.504052][ T7017] Kernel panic - not syncing: panic_on_warn set ... [ 74.510645][ T7017] CPU: 1 PID: 7017 Comm: syz-executor.0 Not tainted 5.14.0-rc5-next-20210809-syzkaller #0 [ 74.520522][ T7017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.530582][ T7017] Call Trace: [ 74.533851][ T7017] dump_stack_lvl+0xcd/0x134 [ 74.538476][ T7017] panic+0x2b0/0x6dd [ 74.542361][ T7017] ? __warn_printk+0xf3/0xf3 [ 74.546974][ T7017] ? __warn.cold+0x1a/0x44 [ 74.551409][ T7017] ? static_key_slow_try_dec+0xca/0xe0 [ 74.556867][ T7017] __warn.cold+0x35/0x44 [ 74.561115][ T7017] ? wake_up_klogd.part.0+0x8e/0xd0 [ 74.566320][ T7017] ? static_key_slow_try_dec+0xca/0xe0 [ 74.571763][ T7017] report_bug+0x1bd/0x210 [ 74.576085][ T7017] handle_bug+0x3c/0x60 [ 74.580230][ T7017] exc_invalid_op+0x14/0x40 [ 74.584721][ T7017] asm_exc_invalid_op+0x12/0x20 [ 74.589557][ T7017] RIP: 0010:static_key_slow_try_dec+0xca/0xe0 [ 74.595615][ T7017] Code: 5d c3 e8 a9 e7 dc ff 45 31 ed 5b 44 89 e8 5d 41 5c 41 5d c3 44 89 e5 eb 8e e8 92 e7 dc ff 48 c7 c7 c0 ce 94 89 e8 22 f3 52 07 <0f> 0b eb c5 48 89 df e8 ca 8a 22 00 e9 6a ff ff ff 0f 1f 44 00 00 [ 74.615213][ T7017] RSP: 0018:ffffc90003a27ac0 EFLAGS: 00010286 [ 74.621268][ T7017] RAX: 0000000000000000 RBX: ffffffff8d6d70e0 RCX: 0000000000000000 [ 74.629224][ T7017] RDX: ffff8880250cd580 RSI: ffffffff815d7628 RDI: fffff52000744f4a [ 74.637182][ T7017] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000 [ 74.645138][ T7017] R10: ffffffff815d13ce R11: 0000000000000000 R12: 00000000ffffffff [ 74.653096][ T7017] R13: 0000000000000001 R14: ffff88807cbfba00 R15: 0000000000000040 [ 74.661056][ T7017] ? wake_up_klogd.part.0+0x8e/0xd0 [ 74.666250][ T7017] ? vprintk+0x88/0x90 [ 74.670309][ T7017] __static_key_slow_dec_deferred+0x60/0x100 [ 74.676278][ T7017] kvm_free_lapic+0x144/0x1a0 [ 74.680944][ T7017] kvm_arch_vcpu_create+0x890/0xbf0 [ 74.686150][ T7017] kvm_vm_ioctl+0x137f/0x23d0 [ 74.690837][ T7017] ? kvm_unregister_device_ops+0x90/0x90 [ 74.696465][ T7017] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 74.702716][ T7017] ? tomoyo_path_number_perm+0x24e/0x590 [ 74.708339][ T7017] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 74.714134][ T7017] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 74.720026][ T7017] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 74.726257][ T7017] ? do_vfs_ioctl+0x132/0x15d0 [ 74.731008][ T7017] ? vfs_fileattr_set+0xbe0/0xbe0 [ 74.736028][ T7017] ? lock_downgrade+0x6e0/0x6e0 [ 74.740873][ T7017] ? __fget_files+0x23d/0x3e0 [ 74.745546][ T7017] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.751774][ T7017] ? kvm_unregister_device_ops+0x90/0x90 [ 74.757398][ T7017] __x64_sys_ioctl+0x193/0x200 [ 74.762158][ T7017] do_syscall_64+0x35/0xb0 [ 74.766560][ T7017] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.772440][ T7017] RIP: 0033:0x4665e9 [ 74.776343][ T7017] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 74.795936][ T7017] RSP: 002b:00007fb285e39188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 74.804335][ T7017] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 [ 74.812292][ T7017] RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 [ 74.820246][ T7017] RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 [ 74.828201][ T7017] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 [ 74.836175][ T7017] R13: 00007fff5372ed9f R14: 00007fb285e39300 R15: 0000000000022000 [ 74.845726][ T7017] Kernel Offset: disabled [ 74.850169][ T7017] Rebooting in 86400 seconds..