forked to background, child pid 3181 [ 29.194757][ T3182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 29.207629][ T3182] eql: remember to turn off Van-Jacobson compression on your slave devices [ 29.384632][ T3266] ssh-keygen (3266) used greatest stack depth: 22584 bytes left Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.54' (ECDSA) to the list of known hosts. 2022/08/11 01:23:15 fuzzer started 2022/08/11 01:23:16 connecting to host at 10.128.0.169:45197 2022/08/11 01:23:16 checking machine... 2022/08/11 01:23:16 checking revisions... 2022/08/11 01:23:16 testing simple program... syzkaller login: [ 52.245324][ T3603] cgroup: Unknown subsys name 'net' [ 52.376567][ T3603] cgroup: Unknown subsys name 'rlimit' [ 53.624781][ T3607] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 53.633442][ T3607] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 53.641942][ T3607] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 53.650576][ T3607] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 53.658349][ T3607] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 53.666054][ T3607] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 53.765109][ T3605] chnl_net:caif_netlink_parms(): no params data found [ 53.811664][ T3605] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.819730][ T3605] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.827756][ T3605] device bridge_slave_0 entered promiscuous mode [ 53.837645][ T3605] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.844923][ T3605] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.852915][ T3605] device bridge_slave_1 entered promiscuous mode [ 53.874450][ T3605] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.885718][ T3605] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.910846][ T3605] team0: Port device team_slave_0 added [ 53.918500][ T3605] team0: Port device team_slave_1 added [ 53.938182][ T3605] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.945280][ T3605] 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. [ 53.971249][ T3605] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.984945][ T3605] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.991973][ T3605] 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. [ 54.017930][ T3605] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.044606][ T3605] device hsr_slave_0 entered promiscuous mode [ 54.051716][ T3605] device hsr_slave_1 entered promiscuous mode [ 54.138286][ T3605] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.149226][ T3605] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.158747][ T3605] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.168262][ T3605] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.191737][ T3605] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.198952][ T3605] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.207154][ T3605] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.214343][ T3605] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.262308][ T3605] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.274316][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.286091][ T3615] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.295297][ T3615] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.303971][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 54.317564][ T3605] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.330682][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.339309][ T3615] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.346484][ T3615] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.358762][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.368200][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.375998][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.396410][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.412367][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.421446][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.431053][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.444914][ T3605] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 54.457724][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.467605][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.488376][ T3605] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.499176][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.507691][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.629095][ T3605] device veth0_vlan entered promiscuous mode [ 54.636990][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.647052][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.655915][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.665806][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.677322][ T3605] device veth1_vlan entered promiscuous mode [ 54.687488][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 54.711078][ T3605] device veth0_macvtap entered promiscuous mode [ 54.719493][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 54.728693][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.737705][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 54.747666][ T3605] device veth1_macvtap entered promiscuous mode [ 54.766723][ T3605] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.774595][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 54.784219][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.795954][ T3605] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.806021][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 54.816932][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.827903][ T3605] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.837573][ T3605] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.847311][ T3605] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.856442][ T3605] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.918280][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.930573][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.944184][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 54.956796][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.965064][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.974591][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program 2022/08/11 01:23:19 building call list... [ 55.193220][ T3605] ------------[ cut here ]------------ [ 55.199302][ T3605] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 55.209384][ T3605] WARNING: CPU: 0 PID: 3605 at lib/debugobjects.c:502 debug_print_object+0x16e/0x250 [ 55.219394][ T3605] Modules linked in: [ 55.223314][ T3605] CPU: 0 PID: 3605 Comm: syz-executor.0 Not tainted 5.19.0-syzkaller-05318-ge7c677bdd03d #0 [ 55.234022][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 55.244714][ T3605] RIP: 0010:debug_print_object+0x16e/0x250 [ 55.251068][ T3605] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd c0 93 48 8a 4c 89 ee 48 c7 c7 a0 87 48 8a e8 25 9a 37 05 <0f> 0b 83 05 e5 a7 dc 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 55.271568][ T3605] RSP: 0018:ffffc900043af6e0 EFLAGS: 00010086 [ 55.277736][ T3605] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 55.285890][ T3605] RDX: ffff88801b501d80 RSI: ffffffff81612418 RDI: fffff52000875ece [ 55.294138][ T3605] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 55.302228][ T3605] R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff89eede00 [ 55.310561][ T3605] R13: ffffffff8a488e20 R14: ffffffff816a2220 R15: 1ffff92000875ee7 [ 55.318654][ T3605] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 55.327605][ T3605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.334207][ T3605] CR2: 000000c000683000 CR3: 0000000025c42000 CR4: 00000000003506f0 [ 55.342233][ T3605] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.350742][ T3605] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.358722][ T3605] Call Trace: [ 55.362013][ T3605] [ 55.364950][ T3605] ? do_raw_spin_unlock+0x171/0x230 [ 55.370170][ T3605] debug_object_assert_init+0x1f4/0x2e0 [ 55.375823][ T3605] ? debug_object_init_on_stack+0x20/0x20 [ 55.381562][ T3605] ? mark_held_locks+0x9f/0xe0 [ 55.386340][ T3605] ? kasan_quarantine_put+0xf5/0x210 [ 55.391640][ T3605] ? kasan_quarantine_put+0xf5/0x210 [ 55.396943][ T3605] del_timer+0x6d/0x110 [ 55.401287][ T3605] ? detach_if_pending+0x470/0x470 [ 55.406500][ T3605] ? try_to_grab_pending+0xbd/0xd0 [ 55.411647][ T3605] ? lockdep_hardirqs_off+0x90/0xd0 [ 55.416864][ T3605] try_to_grab_pending+0x6d/0xd0 [ 55.421839][ T3605] __cancel_work_timer+0xa6/0x570 [ 55.426879][ T3605] ? try_to_grab_pending+0xd0/0xd0 [ 55.432009][ T3605] ? mgmt_send_event_skb+0x2fe/0x470 [ 55.437350][ T3605] ? mgmt_send_event+0x13c/0x180 [ 55.442414][ T3605] mgmt_index_removed+0x187/0x2e0 [ 55.447524][ T3605] ? mgmt_index_added+0x290/0x290 [ 55.452691][ T3605] hci_unregister_dev+0x467/0x550 [ 55.457781][ T3605] vhci_release+0x7c/0xf0 [ 55.462148][ T3605] __fput+0x277/0x9d0 [ 55.466321][ T3605] ? vhci_close_dev+0x50/0x50 [ 55.471162][ T3605] task_work_run+0xdd/0x1a0 [ 55.475788][ T3605] do_exit+0xade/0x29d0 [ 55.479972][ T3605] ? find_held_lock+0x2d/0x110 [ 55.484763][ T3605] ? mm_update_next_owner+0x7a0/0x7a0 [ 55.490153][ T3605] ? lock_downgrade+0x6e0/0x6e0 [ 55.495977][ T3605] do_group_exit+0xd2/0x2f0 [ 55.500496][ T3605] get_signal+0x2542/0x2600 [ 55.505021][ T3605] ? exit_signals+0x8b0/0x8b0 [ 55.509707][ T3605] ? __might_fault+0x142/0x170 [ 55.514585][ T3605] ? ipv6_getsockopt+0xd7/0x270 [ 55.519451][ T3605] arch_do_signal_or_restart+0x82/0x2300 [ 55.525215][ T3605] ? find_held_lock+0x2d/0x110 [ 55.530103][ T3605] ? tcp_getsockopt+0x8e/0xd0 [ 55.534809][ T3605] ? get_sigframe_size+0x10/0x10 [ 55.539771][ T3605] ? sock_def_destruct+0x10/0x10 [ 55.544723][ T3605] ? __sys_getsockopt+0x32b/0x6a0 [ 55.549762][ T3605] ? __ia32_sys_setsockopt+0x150/0x150 [ 55.555237][ T3605] ? exit_to_user_mode_prepare+0x137/0x250 [ 55.561061][ T3605] exit_to_user_mode_prepare+0x15f/0x250 [ 55.566707][ T3605] syscall_exit_to_user_mode+0x19/0x50 [ 55.572187][ T3605] do_syscall_64+0x42/0xb0 [ 55.576619][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.582616][ T3605] RIP: 0033:0x7f7668e8a89a [ 55.587039][ T3605] Code: Unable to access opcode bytes at RIP 0x7f7668e8a870. [ 55.594412][ T3605] RSP: 002b:00007fff882a3a58 EFLAGS: 00000212 ORIG_RAX: 0000000000000037 [ 55.602852][ T3605] RAX: 0000000000000000 RBX: 0000000000000029 RCX: 00007f7668e8a89a [ 55.610828][ T3605] RDX: 0000000000000041 RSI: 0000000000000029 RDI: 0000000000000003 [ 55.618806][ T3605] RBP: 00007fff882a3a80 R08: 00007fff882a3a7c R09: ff00000000000000 [ 55.626800][ T3605] R10: 00007fff882a3ae0 R11: 0000000000000212 R12: 00007fff882a3ae0 [ 55.635046][ T3605] R13: 0000000000000003 R14: 00007fff882a3a7c R15: 00007f7668f6d660 [ 55.643062][ T3605] [ 55.646085][ T3605] Kernel panic - not syncing: panic_on_warn set ... [ 55.652670][ T3605] CPU: 0 PID: 3605 Comm: syz-executor.0 Not tainted 5.19.0-syzkaller-05318-ge7c677bdd03d #0 [ 55.662836][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 55.672902][ T3605] Call Trace: [ 55.676199][ T3605] [ 55.679144][ T3605] dump_stack_lvl+0xcd/0x134 [ 55.683847][ T3605] panic+0x2d7/0x636 [ 55.687770][ T3605] ? panic_print_sys_info.part.0+0x10b/0x10b [ 55.693970][ T3605] ? __warn.cold+0x1d1/0x2c5 [ 55.698580][ T3605] ? debug_print_object+0x16e/0x250 [ 55.703802][ T3605] __warn.cold+0x1e2/0x2c5 [ 55.708264][ T3605] ? __wake_up_klogd.part.0+0x99/0xf0 [ 55.713843][ T3605] ? debug_print_object+0x16e/0x250 [ 55.719059][ T3605] report_bug+0x1bc/0x210 [ 55.723415][ T3605] handle_bug+0x3c/0x60 [ 55.727583][ T3605] exc_invalid_op+0x14/0x40 [ 55.732114][ T3605] asm_exc_invalid_op+0x16/0x20 [ 55.736982][ T3605] RIP: 0010:debug_print_object+0x16e/0x250 [ 55.742888][ T3605] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd c0 93 48 8a 4c 89 ee 48 c7 c7 a0 87 48 8a e8 25 9a 37 05 <0f> 0b 83 05 e5 a7 dc 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 55.762679][ T3605] RSP: 0018:ffffc900043af6e0 EFLAGS: 00010086 [ 55.768774][ T3605] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 55.776756][ T3605] RDX: ffff88801b501d80 RSI: ffffffff81612418 RDI: fffff52000875ece [ 55.785868][ T3605] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 55.793869][ T3605] R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff89eede00 [ 55.801972][ T3605] R13: ffffffff8a488e20 R14: ffffffff816a2220 R15: 1ffff92000875ee7 [ 55.809961][ T3605] ? calc_wheel_index+0x3d0/0x3d0 [ 55.815025][ T3605] ? vprintk+0x88/0x90 [ 55.819137][ T3605] ? do_raw_spin_unlock+0x171/0x230 [ 55.824500][ T3605] debug_object_assert_init+0x1f4/0x2e0 [ 55.830073][ T3605] ? debug_object_init_on_stack+0x20/0x20 [ 55.836090][ T3605] ? mark_held_locks+0x9f/0xe0 [ 55.840866][ T3605] ? kasan_quarantine_put+0xf5/0x210 [ 55.846252][ T3605] ? kasan_quarantine_put+0xf5/0x210 [ 55.851559][ T3605] del_timer+0x6d/0x110 [ 55.855726][ T3605] ? detach_if_pending+0x470/0x470 [ 55.860852][ T3605] ? try_to_grab_pending+0xbd/0xd0 [ 55.866068][ T3605] ? lockdep_hardirqs_off+0x90/0xd0 [ 55.871290][ T3605] try_to_grab_pending+0x6d/0xd0 [ 55.876246][ T3605] __cancel_work_timer+0xa6/0x570 [ 55.881302][ T3605] ? try_to_grab_pending+0xd0/0xd0 [ 55.886631][ T3605] ? mgmt_send_event_skb+0x2fe/0x470 [ 55.891961][ T3605] ? mgmt_send_event+0x13c/0x180 [ 55.896920][ T3605] mgmt_index_removed+0x187/0x2e0 [ 55.901979][ T3605] ? mgmt_index_added+0x290/0x290 [ 55.907210][ T3605] hci_unregister_dev+0x467/0x550 [ 55.912335][ T3605] vhci_release+0x7c/0xf0 [ 55.916685][ T3605] __fput+0x277/0x9d0 [ 55.920675][ T3605] ? vhci_close_dev+0x50/0x50 [ 55.925375][ T3605] task_work_run+0xdd/0x1a0 [ 55.930253][ T3605] do_exit+0xade/0x29d0 [ 55.934520][ T3605] ? find_held_lock+0x2d/0x110 [ 55.939305][ T3605] ? mm_update_next_owner+0x7a0/0x7a0 [ 55.944779][ T3605] ? lock_downgrade+0x6e0/0x6e0 [ 55.949653][ T3605] do_group_exit+0xd2/0x2f0 [ 55.954166][ T3605] get_signal+0x2542/0x2600 [ 55.958696][ T3605] ? exit_signals+0x8b0/0x8b0 [ 55.963470][ T3605] ? __might_fault+0x142/0x170 [ 55.968257][ T3605] ? ipv6_getsockopt+0xd7/0x270 [ 55.973125][ T3605] arch_do_signal_or_restart+0x82/0x2300 [ 55.978770][ T3605] ? find_held_lock+0x2d/0x110 [ 55.983568][ T3605] ? tcp_getsockopt+0x8e/0xd0 [ 55.988354][ T3605] ? get_sigframe_size+0x10/0x10 [ 55.993326][ T3605] ? sock_def_destruct+0x10/0x10 [ 55.998358][ T3605] ? __sys_getsockopt+0x32b/0x6a0 [ 56.003521][ T3605] ? __ia32_sys_setsockopt+0x150/0x150 [ 56.009180][ T3605] ? exit_to_user_mode_prepare+0x137/0x250 [ 56.015003][ T3605] exit_to_user_mode_prepare+0x15f/0x250 [ 56.020648][ T3605] syscall_exit_to_user_mode+0x19/0x50 [ 56.026135][ T3605] do_syscall_64+0x42/0xb0 [ 56.030577][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 56.036499][ T3605] RIP: 0033:0x7f7668e8a89a [ 56.040935][ T3605] Code: Unable to access opcode bytes at RIP 0x7f7668e8a870. [ 56.048584][ T3605] RSP: 002b:00007fff882a3a58 EFLAGS: 00000212 ORIG_RAX: 0000000000000037 [ 56.057147][ T3605] RAX: 0000000000000000 RBX: 0000000000000029 RCX: 00007f7668e8a89a [ 56.065223][ T3605] RDX: 0000000000000041 RSI: 0000000000000029 RDI: 0000000000000003 [ 56.073239][ T3605] RBP: 00007fff882a3a80 R08: 00007fff882a3a7c R09: ff00000000000000 [ 56.081396][ T3605] R10: 00007fff882a3ae0 R11: 0000000000000212 R12: 00007fff882a3ae0 [ 56.089378][ T3605] R13: 0000000000000003 R14: 00007fff882a3a7c R15: 00007f7668f6d660 [ 56.097468][ T3605] [ 56.101100][ T3605] Kernel Offset: disabled [ 56.105546][ T3605] Rebooting in 86400 seconds..