[ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Started OpenBSD Secure Shell server. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.29' (ECDSA) to the list of known hosts. 2021/09/12 12:49:12 parsed 1 programs 2021/09/12 12:49:12 executed programs: 0 syzkaller login: [ 53.815461][ T6530] chnl_net:caif_netlink_parms(): no params data found [ 53.887538][ T6530] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.895671][ T6530] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.904984][ T6530] device bridge_slave_0 entered promiscuous mode [ 53.915607][ T6530] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.923894][ T6530] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.932139][ T6530] device bridge_slave_1 entered promiscuous mode [ 53.961452][ T6530] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.973840][ T6530] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.006395][ T6530] team0: Port device team_slave_0 added [ 54.013516][ T6530] team0: Port device team_slave_1 added [ 54.040837][ T6530] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.047804][ T6530] 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. [ 54.075298][ T6530] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.088932][ T6530] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.095873][ T6530] 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. [ 54.121807][ T6530] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.159236][ T6530] device hsr_slave_0 entered promiscuous mode [ 54.166834][ T6530] device hsr_slave_1 entered promiscuous mode [ 54.287955][ T6530] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.302496][ T6530] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.312737][ T6530] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.322973][ T6530] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.344903][ T6530] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.352277][ T6530] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.360043][ T6530] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.367104][ T6530] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.408017][ T6530] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.424379][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.435821][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.445085][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.453758][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 54.466556][ T6530] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.479345][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.487935][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.495030][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.519995][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.528732][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.535781][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.544675][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.554136][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.562733][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.572152][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.583587][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.593564][ T6530] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.610972][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.649198][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.662883][ T6530] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.681019][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.699580][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.707772][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.717265][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.728841][ T6530] device veth0_vlan entered promiscuous mode [ 54.741776][ T6530] device veth1_vlan entered promiscuous mode [ 54.762070][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 54.770748][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 54.779876][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.790792][ T6530] device veth0_macvtap entered promiscuous mode [ 54.801122][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 54.811570][ T6530] device veth1_macvtap entered promiscuous mode [ 54.827250][ T6530] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.836048][ T6861] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 54.845323][ T6861] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.857432][ T6530] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.866501][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 54.876805][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.891118][ T6530] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.900966][ T6530] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.909877][ T6530] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.919100][ T6530] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.004451][ T8] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 55.025446][ T8] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 55.044086][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 55.057459][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 55.066151][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 55.075586][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 55.128869][ T6885] 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. [ 55.669507][ T44] Bluetooth: hci0: command 0x0409 tx timeout 2021/09/12 12:49:17 executed programs: 16 [ 57.760250][ T44] Bluetooth: hci0: command 0x041b tx timeout [ 59.829195][ T20] Bluetooth: hci0: command 0x040f tx timeout [ 60.667885][ T7393] ------------[ cut here ]------------ [ 60.673384][ T7393] jump label: negative count! [ 60.678790][ T7393] WARNING: CPU: 0 PID: 7393 at kernel/jump_label.c:235 __static_key_slow_dec_deferred+0x15c/0x1c0 [ 60.689869][ T7393] Modules linked in: [ 60.693757][ T7393] CPU: 0 PID: 7393 Comm: syz-executor.0 Not tainted 5.14.0-syzkaller #0 [ 60.703058][ T7393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.713994][ T7393] RIP: 0010:__static_key_slow_dec_deferred+0x15c/0x1c0 [ 60.721524][ T7393] Code: 00 00 4c 89 ea 4c 89 f9 5b 41 5c 41 5d 41 5e 41 5f 5d e9 a7 7c aa ff e8 22 6a d8 ff 48 c7 c7 c0 95 59 8a 31 c0 e8 44 a1 a3 ff <0f> 0b e9 74 ff ff ff 48 c7 c1 c4 bf db 8d 80 e1 07 38 c1 0f 8c c3 [ 60.741893][ T7393] RSP: 0018:ffffc900046bf980 EFLAGS: 00010246 [ 60.749315][ T7393] RAX: 33d764da0e3e4100 RBX: 00000000ffffffff RCX: ffff88801d1eb900 [ 60.757988][ T7393] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 60.766059][ T7393] RBP: 00000000ffffffff R08: ffffffff81681fd2 R09: ffffed10173857a8 [ 60.775123][ T7393] R10: ffffed10173857a8 R11: 0000000000000000 R12: ffffffff8ddbdf38 [ 60.783741][ T7393] R13: ffffffff8ddbdf50 R14: ffff888078ed1601 R15: 0000000000000064 [ 60.792517][ T7393] FS: 00007fe3fe2ec700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 60.802096][ T7393] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.809347][ T7393] CR2: 00007fec3eb91000 CR3: 000000001d13e000 CR4: 00000000001526f0 [ 60.818112][ T7393] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.826094][ T7393] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.835053][ T7393] Call Trace: [ 60.838907][ T7393] kvm_free_lapic+0x9f/0x170 [ 60.843497][ T7393] kvm_arch_vcpu_create+0x844/0x970 [ 60.849610][ T7393] kvm_vm_ioctl+0x1400/0x2910 [ 60.854292][ T7393] ? do_vfs_ioctl+0xcb2/0x2b90 [ 60.860436][ T7393] ? __x64_compat_sys_ioctl+0x80/0x80 [ 60.865804][ T7393] ? rcu_lock_release+0x5/0x20 [ 60.871617][ T7393] ? kvm_device_release+0x1f0/0x1f0 [ 60.876809][ T7393] ? slab_free_freelist_hook+0x129/0x1a0 [ 60.883594][ T7393] ? tomoyo_path_number_perm+0x5f1/0x7c0 [ 60.890071][ T7393] ? kfree+0xcf/0x2f0 [ 60.894060][ T7393] ? tomoyo_path_number_perm+0x65a/0x7c0 [ 60.900762][ T7393] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 60.906257][ T7393] ? memset+0x1f/0x40 [ 60.911240][ T7393] ? smack_file_ioctl+0x34c/0x3a0 [ 60.916264][ T7393] ? smack_file_alloc_security+0xd0/0xd0 [ 60.922890][ T7393] ? __fget_files+0x35a/0x390 [ 60.928303][ T7393] ? bpf_lsm_file_ioctl+0x5/0x10 [ 60.933253][ T7393] ? security_file_ioctl+0x9d/0xb0 [ 60.939691][ T7393] ? kvm_device_release+0x1f0/0x1f0 [ 60.944881][ T7393] __se_sys_ioctl+0xfb/0x170 [ 60.950668][ T7393] do_syscall_64+0x44/0xd0 [ 60.955108][ T7393] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.962078][ T7393] RIP: 0033:0x4665f9 [ 60.965977][ T7393] 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 [ 60.987040][ T7393] RSP: 002b:00007fe3fe2ec188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 60.996189][ T7393] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 [ 61.004943][ T7393] RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 [ 61.013728][ T7393] RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 [ 61.022437][ T7393] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 [ 61.031129][ T7393] R13: 00007ffefe4c1eef R14: 00007fe3fe2ec300 R15: 0000000000022000 [ 61.039748][ T7393] Kernel panic - not syncing: panic_on_warn set ... [ 61.046332][ T7393] CPU: 0 PID: 7393 Comm: syz-executor.0 Not tainted 5.14.0-syzkaller #0 [ 61.054645][ T7393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.064694][ T7393] Call Trace: [ 61.067960][ T7393] dump_stack_lvl+0x1dc/0x2d8 [ 61.072669][ T7393] ? show_regs_print_info+0x12/0x12 [ 61.077851][ T7393] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 61.083559][ T7393] panic+0x2d6/0x810 [ 61.087454][ T7393] ? __warn+0x13e/0x270 [ 61.091596][ T7393] ? nmi_panic+0x90/0x90 [ 61.095827][ T7393] __warn+0x26a/0x270 [ 61.099794][ T7393] ? __static_key_slow_dec_deferred+0x15c/0x1c0 [ 61.106037][ T7393] ? __static_key_slow_dec_deferred+0x15c/0x1c0 [ 61.112265][ T7393] report_bug+0x1b1/0x2e0 [ 61.116588][ T7393] handle_bug+0x3d/0x70 [ 61.120724][ T7393] exc_invalid_op+0x16/0x40 [ 61.125210][ T7393] asm_exc_invalid_op+0x12/0x20 [ 61.130056][ T7393] RIP: 0010:__static_key_slow_dec_deferred+0x15c/0x1c0 [ 61.136889][ T7393] Code: 00 00 4c 89 ea 4c 89 f9 5b 41 5c 41 5d 41 5e 41 5f 5d e9 a7 7c aa ff e8 22 6a d8 ff 48 c7 c7 c0 95 59 8a 31 c0 e8 44 a1 a3 ff <0f> 0b e9 74 ff ff ff 48 c7 c1 c4 bf db 8d 80 e1 07 38 c1 0f 8c c3 [ 61.156480][ T7393] RSP: 0018:ffffc900046bf980 EFLAGS: 00010246 [ 61.162539][ T7393] RAX: 33d764da0e3e4100 RBX: 00000000ffffffff RCX: ffff88801d1eb900 [ 61.170494][ T7393] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 61.178451][ T7393] RBP: 00000000ffffffff R08: ffffffff81681fd2 R09: ffffed10173857a8 [ 61.186408][ T7393] R10: ffffed10173857a8 R11: 0000000000000000 R12: ffffffff8ddbdf38 [ 61.194379][ T7393] R13: ffffffff8ddbdf50 R14: ffff888078ed1601 R15: 0000000000000064 [ 61.202340][ T7393] ? wake_up_klogd+0xb2/0xf0 [ 61.206957][ T7393] kvm_free_lapic+0x9f/0x170 [ 61.211539][ T7393] kvm_arch_vcpu_create+0x844/0x970 [ 61.216749][ T7393] kvm_vm_ioctl+0x1400/0x2910 [ 61.221427][ T7393] ? do_vfs_ioctl+0xcb2/0x2b90 [ 61.226192][ T7393] ? __x64_compat_sys_ioctl+0x80/0x80 [ 61.231544][ T7393] ? rcu_lock_release+0x5/0x20 [ 61.236290][ T7393] ? kvm_device_release+0x1f0/0x1f0 [ 61.241468][ T7393] ? slab_free_freelist_hook+0x129/0x1a0 [ 61.247083][ T7393] ? tomoyo_path_number_perm+0x5f1/0x7c0 [ 61.252696][ T7393] ? kfree+0xcf/0x2f0 [ 61.256661][ T7393] ? tomoyo_path_number_perm+0x65a/0x7c0 [ 61.262279][ T7393] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 61.267736][ T7393] ? memset+0x1f/0x40 [ 61.271698][ T7393] ? smack_file_ioctl+0x34c/0x3a0 [ 61.276704][ T7393] ? smack_file_alloc_security+0xd0/0xd0 [ 61.282322][ T7393] ? __fget_files+0x35a/0x390 [ 61.286995][ T7393] ? bpf_lsm_file_ioctl+0x5/0x10 [ 61.291911][ T7393] ? security_file_ioctl+0x9d/0xb0 [ 61.297006][ T7393] ? kvm_device_release+0x1f0/0x1f0 [ 61.302180][ T7393] __se_sys_ioctl+0xfb/0x170 [ 61.306773][ T7393] do_syscall_64+0x44/0xd0 [ 61.311197][ T7393] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 61.317093][ T7393] RIP: 0033:0x4665f9 [ 61.320972][ T7393] 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 [ 61.340560][ T7393] RSP: 002b:00007fe3fe2ec188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 61.348959][ T7393] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 [ 61.356921][ T7393] RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 [ 61.364881][ T7393] RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 [ 61.372848][ T7393] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 [ 61.380802][ T7393] R13: 00007ffefe4c1eef R14: 00007fe3fe2ec300 R15: 0000000000022000 [ 61.389149][ T7393] Kernel Offset: disabled [ 61.393536][ T7393] Rebooting in 86400 seconds..