forked to background, child pid 3180 [ 30.198137][ T3181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 30.208534][ T3181] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: [ 30.399914][ T3265] ssh-keygen (3265) used greatest stack depth: 22656 bytes left OK syzkaller Warning: Permanently added '10.128.0.210' (ECDSA) to the list of known hosts. 2022/08/09 17:13:52 fuzzer started 2022/08/09 17:13:52 connecting to host at 10.128.0.169:45523 2022/08/09 17:13:52 checking machine... 2022/08/09 17:13:52 checking revisions... 2022/08/09 17:13:52 testing simple program... syzkaller login: [ 47.030458][ T3609] cgroup: Unknown subsys name 'net' [ 47.152361][ T3609] cgroup: Unknown subsys name 'rlimit' [ 48.383831][ T3612] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 48.392292][ T3612] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 48.400742][ T3612] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 48.408809][ T3612] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 48.417999][ T3612] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 48.425754][ T3612] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 48.526825][ T3611] chnl_net:caif_netlink_parms(): no params data found [ 48.578018][ T3611] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.586278][ T3611] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.595218][ T3611] device bridge_slave_0 entered promiscuous mode [ 48.605954][ T3611] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.613299][ T3611] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.621624][ T3611] device bridge_slave_1 entered promiscuous mode [ 48.644279][ T3611] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.656181][ T3611] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.680034][ T3611] team0: Port device team_slave_0 added [ 48.687917][ T3611] team0: Port device team_slave_1 added [ 48.708582][ T3611] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.715861][ T3611] 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. [ 48.742586][ T3611] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.756379][ T3611] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.763977][ T3611] 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. [ 48.790170][ T3611] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.819269][ T3611] device hsr_slave_0 entered promiscuous mode [ 48.826107][ T3611] device hsr_slave_1 entered promiscuous mode [ 48.921634][ T3611] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 48.933556][ T3611] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.943799][ T3611] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.955213][ T3611] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 48.981802][ T3611] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.989380][ T3611] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.997629][ T3611] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.004874][ T3611] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.058102][ T3611] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.071734][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.082612][ T6] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.093715][ T6] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.101845][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 49.117369][ T3611] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.129317][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.139418][ T3623] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.146714][ T3623] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.159896][ T3621] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.168409][ T3621] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.175563][ T3621] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.195099][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.203758][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.216900][ T3621] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.233320][ T3611] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 49.245312][ T3611] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 49.257363][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.267375][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.278214][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.295693][ T3621] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.303291][ T3621] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.316760][ T3611] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.429269][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.448999][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.458603][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.467024][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.478404][ T3611] device veth0_vlan entered promiscuous mode [ 49.490843][ T3611] device veth1_vlan entered promiscuous mode [ 49.512714][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.522256][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.531710][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.542434][ T3611] device veth0_macvtap entered promiscuous mode [ 49.555776][ T3611] device veth1_macvtap entered promiscuous mode [ 49.579964][ T3611] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.588797][ T3621] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.597797][ T3621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.610317][ T3611] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.618007][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.627188][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.639792][ T3611] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.649298][ T3611] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.658445][ T3611] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.667772][ T3611] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.729702][ T56] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.750940][ T56] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.762444][ T3621] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 49.762893][ T8] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 49.779459][ T8] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.788933][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/08/09 17:13:55 building call list... [ 50.002505][ T3611] ------------[ cut here ]------------ [ 50.008272][ T3611] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 50.018488][ T3611] WARNING: CPU: 1 PID: 3611 at lib/debugobjects.c:502 debug_print_object+0x16e/0x250 [ 50.028117][ T3611] Modules linked in: [ 50.032071][ T3611] CPU: 1 PID: 3611 Comm: syz-executor.0 Not tainted 5.19.0-syzkaller-05298-gbe3bb83dab2d #0 [ 50.042220][ T3611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 50.052593][ T3611] RIP: 0010:debug_print_object+0x16e/0x250 [ 50.058453][ T3611] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 00 94 48 8a 4c 89 ee 48 c7 c7 e0 87 48 8a e8 e5 9f 37 05 <0f> 0b 83 05 25 ae dc 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 50.079344][ T3611] RSP: 0018:ffffc9000398f6e0 EFLAGS: 00010086 [ 50.085478][ T3611] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 50.093475][ T3611] RDX: ffff8880770b1d80 RSI: ffffffff81612418 RDI: fffff52000731ece [ 50.101573][ T3611] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 50.109677][ T3611] R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff89eede00 [ 50.118043][ T3611] R13: ffffffff8a488e60 R14: ffffffff816a2220 R15: 1ffff92000731ee7 [ 50.126064][ T3611] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 50.135222][ T3611] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.142015][ T3611] CR2: 000000c0005eb000 CR3: 0000000025041000 CR4: 00000000003506e0 [ 50.150021][ T3611] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.158019][ T3611] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.166031][ T3611] Call Trace: [ 50.169428][ T3611] [ 50.172496][ T3611] ? do_raw_spin_unlock+0x171/0x230 [ 50.177742][ T3611] debug_object_assert_init+0x1f4/0x2e0 [ 50.183338][ T3611] ? debug_object_init_on_stack+0x20/0x20 [ 50.189205][ T3611] ? mark_held_locks+0x9f/0xe0 [ 50.193993][ T3611] ? kasan_quarantine_put+0xf5/0x210 [ 50.199305][ T3611] ? kasan_quarantine_put+0xf5/0x210 [ 50.204618][ T3611] del_timer+0x6d/0x110 [ 50.208812][ T3611] ? detach_if_pending+0x470/0x470 [ 50.214045][ T3611] ? try_to_grab_pending+0xbd/0xd0 [ 50.219279][ T3611] ? lockdep_hardirqs_off+0x90/0xd0 [ 50.224542][ T3611] try_to_grab_pending+0x6d/0xd0 [ 50.229540][ T3611] __cancel_work_timer+0xa6/0x570 [ 50.234717][ T3611] ? try_to_grab_pending+0xd0/0xd0 [ 50.239895][ T3611] ? mgmt_send_event_skb+0x2fe/0x470 [ 50.245244][ T3611] ? mgmt_send_event+0x13c/0x180 [ 50.250241][ T3611] mgmt_index_removed+0x187/0x2e0 [ 50.255329][ T3611] ? mgmt_index_added+0x290/0x290 [ 50.260413][ T3611] hci_unregister_dev+0x467/0x550 [ 50.265569][ T3611] vhci_release+0x7c/0xf0 [ 50.269942][ T3611] __fput+0x277/0x9d0 [ 50.273951][ T3611] ? vhci_close_dev+0x50/0x50 [ 50.278664][ T3611] task_work_run+0xdd/0x1a0 [ 50.283210][ T3611] do_exit+0xade/0x29d0 [ 50.287400][ T3611] ? find_held_lock+0x2d/0x110 [ 50.292209][ T3611] ? mm_update_next_owner+0x7a0/0x7a0 [ 50.297618][ T3611] ? lock_downgrade+0x6e0/0x6e0 [ 50.302514][ T3611] do_group_exit+0xd2/0x2f0 [ 50.307066][ T3611] get_signal+0x2542/0x2600 [ 50.311620][ T3611] ? debug_object_active_state+0x260/0x350 [ 50.317577][ T3611] ? exit_signals+0x8b0/0x8b0 [ 50.322755][ T3611] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 50.328639][ T3611] ? lockdep_hardirqs_on+0x79/0x100 [ 50.333896][ T3611] arch_do_signal_or_restart+0x82/0x2300 [ 50.339591][ T3611] ? debug_object_destroy+0x210/0x210 [ 50.345007][ T3611] ? security_file_free+0xa4/0xd0 [ 50.350066][ T3611] ? get_sigframe_size+0x10/0x10 [ 50.355106][ T3611] ? blkcg_maybe_throttle_current+0x566/0xc00 [ 50.361210][ T3611] ? __blkcg_punt_bio_submit+0x1d0/0x1d0 [ 50.367038][ T3611] ? unlock_page_memcg+0x2c0/0x2c0 [ 50.372287][ T3611] ? exit_to_user_mode_prepare+0x137/0x250 [ 50.378307][ T3611] exit_to_user_mode_prepare+0x15f/0x250 [ 50.384054][ T3611] syscall_exit_to_user_mode+0x19/0x50 [ 50.389633][ T3611] do_syscall_64+0x42/0xb0 [ 50.394170][ T3611] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 50.400807][ T3611] RIP: 0033:0x7fe3a963bebb [ 50.405244][ T3611] Code: Unable to access opcode bytes at RIP 0x7fe3a963be91. [ 50.412748][ T3611] RSP: 002b:00007ffd4ced9000 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 50.421220][ T3611] RAX: 0000000000000000 RBX: 00007ffd4ced90a0 RCX: 00007fe3a963bebb [ 50.429416][ T3611] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000003 [ 50.437510][ T3611] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffd4ced8eb0 [ 50.445515][ T3611] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 [ 50.453532][ T3611] R13: 000000000000c2a2 R14: 0000000000000003 R15: 00007ffd4ced90e0 [ 50.461770][ T3611] [ 50.464904][ T3611] Kernel panic - not syncing: panic_on_warn set ... [ 50.471603][ T3611] CPU: 1 PID: 3611 Comm: syz-executor.0 Not tainted 5.19.0-syzkaller-05298-gbe3bb83dab2d #0 [ 50.481805][ T3611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 50.491990][ T3611] Call Trace: [ 50.495295][ T3611] [ 50.498243][ T3611] dump_stack_lvl+0xcd/0x134 [ 50.502864][ T3611] panic+0x2d7/0x636 [ 50.506803][ T3611] ? panic_print_sys_info.part.0+0x10b/0x10b [ 50.512939][ T3611] ? __warn.cold+0x1d1/0x2c5 [ 50.517554][ T3611] ? debug_print_object+0x16e/0x250 [ 50.522785][ T3611] __warn.cold+0x1e2/0x2c5 [ 50.527294][ T3611] ? __wake_up_klogd.part.0+0x99/0xf0 [ 50.532815][ T3611] ? debug_print_object+0x16e/0x250 [ 50.538059][ T3611] report_bug+0x1bc/0x210 [ 50.542433][ T3611] handle_bug+0x3c/0x60 [ 50.546622][ T3611] exc_invalid_op+0x14/0x40 [ 50.551178][ T3611] asm_exc_invalid_op+0x16/0x20 [ 50.556086][ T3611] RIP: 0010:debug_print_object+0x16e/0x250 [ 50.562136][ T3611] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 00 94 48 8a 4c 89 ee 48 c7 c7 e0 87 48 8a e8 e5 9f 37 05 <0f> 0b 83 05 25 ae dc 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 50.581984][ T3611] RSP: 0018:ffffc9000398f6e0 EFLAGS: 00010086 [ 50.588206][ T3611] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 50.596224][ T3611] RDX: ffff8880770b1d80 RSI: ffffffff81612418 RDI: fffff52000731ece [ 50.604236][ T3611] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 50.612255][ T3611] R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff89eede00 [ 50.620269][ T3611] R13: ffffffff8a488e60 R14: ffffffff816a2220 R15: 1ffff92000731ee7 [ 50.628272][ T3611] ? calc_wheel_index+0x3d0/0x3d0 [ 50.633385][ T3611] ? vprintk+0x88/0x90 [ 50.637499][ T3611] ? do_raw_spin_unlock+0x171/0x230 [ 50.642736][ T3611] debug_object_assert_init+0x1f4/0x2e0 [ 50.648328][ T3611] ? debug_object_init_on_stack+0x20/0x20 [ 50.654099][ T3611] ? mark_held_locks+0x9f/0xe0 [ 50.658904][ T3611] ? kasan_quarantine_put+0xf5/0x210 [ 50.664235][ T3611] ? kasan_quarantine_put+0xf5/0x210 [ 50.669576][ T3611] del_timer+0x6d/0x110 [ 50.673868][ T3611] ? detach_if_pending+0x470/0x470 [ 50.679029][ T3611] ? try_to_grab_pending+0xbd/0xd0 [ 50.684186][ T3611] ? lockdep_hardirqs_off+0x90/0xd0 [ 50.689464][ T3611] try_to_grab_pending+0x6d/0xd0 [ 50.694448][ T3611] __cancel_work_timer+0xa6/0x570 [ 50.699530][ T3611] ? try_to_grab_pending+0xd0/0xd0 [ 50.704760][ T3611] ? mgmt_send_event_skb+0x2fe/0x470 [ 50.710098][ T3611] ? mgmt_send_event+0x13c/0x180 [ 50.715077][ T3611] mgmt_index_removed+0x187/0x2e0 [ 50.720134][ T3611] ? mgmt_index_added+0x290/0x290 [ 50.725404][ T3611] hci_unregister_dev+0x467/0x550 [ 50.730484][ T3611] vhci_release+0x7c/0xf0 [ 50.734878][ T3611] __fput+0x277/0x9d0 [ 50.738908][ T3611] ? vhci_close_dev+0x50/0x50 [ 50.743637][ T3611] task_work_run+0xdd/0x1a0 [ 50.748267][ T3611] do_exit+0xade/0x29d0 [ 50.752454][ T3611] ? find_held_lock+0x2d/0x110 [ 50.757272][ T3611] ? mm_update_next_owner+0x7a0/0x7a0 [ 50.762676][ T3611] ? lock_downgrade+0x6e0/0x6e0 [ 50.767653][ T3611] do_group_exit+0xd2/0x2f0 [ 50.772200][ T3611] get_signal+0x2542/0x2600 [ 50.776784][ T3611] ? debug_object_active_state+0x260/0x350 [ 50.782662][ T3611] ? exit_signals+0x8b0/0x8b0 [ 50.787390][ T3611] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 50.793430][ T3611] ? lockdep_hardirqs_on+0x79/0x100 [ 50.798691][ T3611] arch_do_signal_or_restart+0x82/0x2300 [ 50.804402][ T3611] ? debug_object_destroy+0x210/0x210 [ 50.809819][ T3611] ? security_file_free+0xa4/0xd0 [ 50.814905][ T3611] ? get_sigframe_size+0x10/0x10 [ 50.819895][ T3611] ? blkcg_maybe_throttle_current+0x566/0xc00 [ 50.826018][ T3611] ? __blkcg_punt_bio_submit+0x1d0/0x1d0 [ 50.831790][ T3611] ? unlock_page_memcg+0x2c0/0x2c0 [ 50.837193][ T3611] ? exit_to_user_mode_prepare+0x137/0x250 [ 50.843262][ T3611] exit_to_user_mode_prepare+0x15f/0x250 [ 50.848959][ T3611] syscall_exit_to_user_mode+0x19/0x50 [ 50.854532][ T3611] do_syscall_64+0x42/0xb0 [ 50.859131][ T3611] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 50.865090][ T3611] RIP: 0033:0x7fe3a963bebb [ 50.869805][ T3611] Code: Unable to access opcode bytes at RIP 0x7fe3a963be91. [ 50.877721][ T3611] RSP: 002b:00007ffd4ced9000 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 50.886360][ T3611] RAX: 0000000000000000 RBX: 00007ffd4ced90a0 RCX: 00007fe3a963bebb [ 50.894500][ T3611] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000003 [ 50.902640][ T3611] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffd4ced8eb0 [ 50.911547][ T3611] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 [ 50.919666][ T3611] R13: 000000000000c2a2 R14: 0000000000000003 R15: 00007ffd4ced90e0 [ 50.928319][ T3611] [ 50.931789][ T3611] Kernel Offset: disabled [ 50.936257][ T3611] Rebooting in 86400 seconds..