DUID 00:04:86:5a:cf:56:50:18:f8:40:32:5d:6d:fd:44:d8:83:f2 forked to background, child pid 3185 [ 28.894160][ T3186] 8021q: adding VLAN 0 to HW filter on device bond0 [ 28.912135][ T3186] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.219' (ECDSA) to the list of known hosts. 2022/08/10 14:35:42 fuzzer started 2022/08/10 14:35:43 connecting to host at 10.128.0.169:38161 2022/08/10 14:35:43 checking machine... 2022/08/10 14:35:43 checking revisions... 2022/08/10 14:35:43 testing simple program... syzkaller login: [ 52.034442][ T3612] cgroup: Unknown subsys name 'net' [ 52.114262][ T3612] cgroup: Unknown subsys name 'rlimit' [ 53.402461][ T3617] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 53.410831][ T3617] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 53.419139][ T3617] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 53.427136][ T3617] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 53.434867][ T3617] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 53.442393][ T3617] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 53.532437][ T3618] chnl_net:caif_netlink_parms(): no params data found [ 53.579571][ T3618] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.587473][ T3618] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.595526][ T3618] device bridge_slave_0 entered promiscuous mode [ 53.605313][ T3618] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.612690][ T3618] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.620779][ T3618] device bridge_slave_1 entered promiscuous mode [ 53.641987][ T3618] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.653105][ T3618] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.676741][ T3618] team0: Port device team_slave_0 added [ 53.684553][ T3618] team0: Port device team_slave_1 added [ 53.702050][ T3618] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.709369][ T3618] 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. [ 53.735862][ T3618] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.748307][ T3618] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.755297][ T3618] 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. [ 53.782009][ T3618] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.808643][ T3618] device hsr_slave_0 entered promiscuous mode [ 53.815802][ T3618] device hsr_slave_1 entered promiscuous mode [ 53.899345][ T3618] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.909338][ T3618] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.919568][ T3618] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.929177][ T3618] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.950292][ T3618] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.957557][ T3618] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.965419][ T3618] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.972806][ T3618] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.018578][ T3618] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.031771][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.042525][ T26] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.052646][ T26] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.062296][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 54.075821][ T3618] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.088259][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.096991][ T1133] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.104110][ T1133] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.115210][ T3624] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.124532][ T3624] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.131659][ T3624] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.149590][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.159580][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.176768][ T3624] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.185239][ T3624] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.194567][ T3624] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.207614][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.225028][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.233062][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.245763][ T3618] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.264748][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.286691][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.295469][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.304298][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.313071][ T3618] device veth0_vlan entered promiscuous mode [ 54.329024][ T3618] device veth1_vlan entered promiscuous mode [ 54.349648][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 54.357838][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 54.366143][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.377543][ T3618] device veth0_macvtap entered promiscuous mode [ 54.387102][ T3618] device veth1_macvtap entered promiscuous mode [ 54.403198][ T3618] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.411388][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.421582][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 54.434156][ T3618] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.442897][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.454577][ T3618] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.464340][ T3618] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.473814][ T3618] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.483672][ T3618] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.542907][ T8] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.561537][ T8] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.571880][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 54.581347][ T51] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 54.595429][ T51] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.608529][ T1133] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/08/10 14:35:46 building call list... [ 54.790693][ T3618] ------------[ cut here ]------------ [ 54.796440][ T3618] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 54.806553][ T3618] WARNING: CPU: 0 PID: 3618 at lib/debugobjects.c:502 debug_print_object+0x16e/0x250 [ 54.816248][ T3618] Modules linked in: [ 54.820163][ T3618] CPU: 0 PID: 3618 Comm: syz-executor.0 Not tainted 5.19.0-syzkaller-13322-gd4252071b97d #0 [ 54.830342][ T3618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 54.840425][ T3618] RIP: 0010:debug_print_object+0x16e/0x250 [ 54.846297][ T3618] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd e0 ff 48 8a 4c 89 ee 48 c7 c7 80 f3 48 8a e8 a3 64 38 05 <0f> 0b 83 05 e5 cf dd 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 54.865933][ T3618] RSP: 0018:ffffc9000461f6c0 EFLAGS: 00010086 [ 54.872033][ T3618] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 54.880115][ T3618] RDX: ffff88801e5dbb00 RSI: ffffffff8161ec38 RDI: fffff520008c3eca [ 54.889844][ T3618] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 54.897839][ T3618] R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff89ef0180 [ 54.905921][ T3618] R13: ffffffff8a48fa40 R14: ffffffff816b1e00 R15: 1ffff920008c3ee3 [ 54.914073][ T3618] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 54.923098][ T3618] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 54.929687][ T3618] CR2: 000000c000899000 CR3: 00000000269fc000 CR4: 00000000003506f0 [ 54.937754][ T3618] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.945724][ T3618] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.953705][ T3618] Call Trace: [ 54.957012][ T3618] [ 54.959945][ T3618] ? do_raw_spin_unlock+0x171/0x230 [ 54.965170][ T3618] debug_object_assert_init+0x1f4/0x2e0 [ 54.970815][ T3618] ? debug_object_init_on_stack+0x20/0x20 [ 54.976573][ T3618] ? mark_held_locks+0x9f/0xe0 [ 54.981431][ T3618] ? kasan_quarantine_put+0xf5/0x210 [ 54.986728][ T3618] ? kasan_quarantine_put+0xf5/0x210 [ 54.992113][ T3618] del_timer+0x6d/0x110 [ 54.996289][ T3618] ? detach_if_pending+0x480/0x480 [ 55.001417][ T3618] ? try_to_grab_pending+0xbd/0xd0 [ 55.006644][ T3618] ? lockdep_hardirqs_off+0x90/0xd0 [ 55.011853][ T3618] try_to_grab_pending+0x6d/0xd0 [ 55.016799][ T3618] __cancel_work_timer+0xa6/0x570 [ 55.021923][ T3618] ? cancel_delayed_work+0x20/0x20 [ 55.027052][ T3618] ? mgmt_send_event_skb+0x2fe/0x470 [ 55.032358][ T3618] ? mgmt_send_event+0x13c/0x180 [ 55.037393][ T3618] mgmt_index_removed+0x187/0x2e0 [ 55.042426][ T3618] ? mgmt_index_added+0x290/0x290 [ 55.047466][ T3618] hci_unregister_dev+0x34f/0x4e0 [ 55.052513][ T3618] vhci_release+0x7c/0xf0 [ 55.056943][ T3618] __fput+0x277/0x9d0 [ 55.061108][ T3618] ? vhci_close_dev+0x50/0x50 [ 55.065980][ T3618] task_work_run+0xdd/0x1a0 [ 55.070582][ T3618] do_exit+0xad5/0x29b0 [ 55.074748][ T3618] ? find_held_lock+0x2d/0x110 [ 55.079522][ T3618] ? mm_update_next_owner+0x7a0/0x7a0 [ 55.084979][ T3618] ? lock_downgrade+0x6e0/0x6e0 [ 55.089840][ T3618] do_group_exit+0xd2/0x2f0 [ 55.094453][ T3618] get_signal+0x238c/0x2610 [ 55.098976][ T3618] ? kasan_quarantine_put+0xf5/0x210 [ 55.104273][ T3618] ? exit_signals+0x8b0/0x8b0 [ 55.108961][ T3618] ? slab_free_freelist_hook+0x8b/0x1c0 [ 55.114516][ T3618] arch_do_signal_or_restart+0x82/0x2300 [ 55.120430][ T3618] ? putname+0xfe/0x140 [ 55.124610][ T3618] ? get_sigframe_size+0x10/0x10 [ 55.129663][ T3618] ? __ia32_sys_rmdir+0x110/0x110 [ 55.134728][ T3618] ? exit_to_user_mode_prepare+0x137/0x250 [ 55.140583][ T3618] exit_to_user_mode_prepare+0x15f/0x250 [ 55.146241][ T3618] syscall_exit_to_user_mode+0x19/0x50 [ 55.151712][ T3618] __do_fast_syscall_32+0x72/0xf0 [ 55.156758][ T3618] do_fast_syscall_32+0x2f/0x70 [ 55.161625][ T3618] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 55.168049][ T3618] RIP: 0023:0xf7f72549 [ 55.172117][ T3618] Code: Unable to access opcode bytes at RIP 0xf7f7251f. [ 55.179211][ T3618] RSP: 002b:00000000f748ecac EFLAGS: 00000292 ORIG_RAX: 000000000000000a [ 55.187713][ T3618] RAX: 0000000000000000 RBX: 00000000f748ed50 RCX: 00000000f6eaf574 [ 55.195687][ T3618] RDX: 00000000f6f37000 RSI: 0000000000000000 RDI: 00000000f6eaf53e [ 55.203657][ T3618] RBP: 00000000f748ed50 R08: 0000000000000000 R09: 0000000000000000 [ 55.211626][ T3618] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 55.219605][ T3618] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 55.227596][ T3618] [ 55.230618][ T3618] Kernel panic - not syncing: panic_on_warn set ... [ 55.237199][ T3618] CPU: 0 PID: 3618 Comm: syz-executor.0 Not tainted 5.19.0-syzkaller-13322-gd4252071b97d #0 [ 55.247272][ T3618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 55.257429][ T3618] Call Trace: [ 55.260718][ T3618] [ 55.263670][ T3618] dump_stack_lvl+0xcd/0x134 [ 55.268299][ T3618] panic+0x2c8/0x627 [ 55.272206][ T3618] ? panic_print_sys_info.part.0+0x10b/0x10b [ 55.278203][ T3618] ? __warn.cold+0x248/0x2c4 [ 55.282805][ T3618] ? debug_print_object+0x16e/0x250 [ 55.288114][ T3618] __warn.cold+0x259/0x2c4 [ 55.292796][ T3618] ? __wake_up_klogd.part.0+0x99/0xf0 [ 55.298188][ T3618] ? debug_print_object+0x16e/0x250 [ 55.303391][ T3618] report_bug+0x1bc/0x210 [ 55.307731][ T3618] handle_bug+0x3c/0x60 [ 55.311915][ T3618] exc_invalid_op+0x14/0x40 [ 55.316480][ T3618] asm_exc_invalid_op+0x16/0x20 [ 55.321441][ T3618] RIP: 0010:debug_print_object+0x16e/0x250 [ 55.327283][ T3618] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd e0 ff 48 8a 4c 89 ee 48 c7 c7 80 f3 48 8a e8 a3 64 38 05 <0f> 0b 83 05 e5 cf dd 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 55.346897][ T3618] RSP: 0018:ffffc9000461f6c0 EFLAGS: 00010086 [ 55.352966][ T3618] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 55.360949][ T3618] RDX: ffff88801e5dbb00 RSI: ffffffff8161ec38 RDI: fffff520008c3eca [ 55.368922][ T3618] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 55.376980][ T3618] R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff89ef0180 [ 55.384953][ T3618] R13: ffffffff8a48fa40 R14: ffffffff816b1e00 R15: 1ffff920008c3ee3 [ 55.392930][ T3618] ? calc_wheel_index+0x3d0/0x3d0 [ 55.397974][ T3618] ? vprintk+0x88/0x90 [ 55.402066][ T3618] ? do_raw_spin_unlock+0x171/0x230 [ 55.407279][ T3618] debug_object_assert_init+0x1f4/0x2e0 [ 55.412846][ T3618] ? debug_object_init_on_stack+0x20/0x20 [ 55.418585][ T3618] ? mark_held_locks+0x9f/0xe0 [ 55.423369][ T3618] ? kasan_quarantine_put+0xf5/0x210 [ 55.428676][ T3618] ? kasan_quarantine_put+0xf5/0x210 [ 55.434050][ T3618] del_timer+0x6d/0x110 [ 55.438312][ T3618] ? detach_if_pending+0x480/0x480 [ 55.443449][ T3618] ? try_to_grab_pending+0xbd/0xd0 [ 55.448617][ T3618] ? lockdep_hardirqs_off+0x90/0xd0 [ 55.453840][ T3618] try_to_grab_pending+0x6d/0xd0 [ 55.458796][ T3618] __cancel_work_timer+0xa6/0x570 [ 55.463935][ T3618] ? cancel_delayed_work+0x20/0x20 [ 55.469169][ T3618] ? mgmt_send_event_skb+0x2fe/0x470 [ 55.474602][ T3618] ? mgmt_send_event+0x13c/0x180 [ 55.479592][ T3618] mgmt_index_removed+0x187/0x2e0 [ 55.484730][ T3618] ? mgmt_index_added+0x290/0x290 [ 55.489793][ T3618] hci_unregister_dev+0x34f/0x4e0 [ 55.494833][ T3618] vhci_release+0x7c/0xf0 [ 55.499177][ T3618] __fput+0x277/0x9d0 [ 55.503254][ T3618] ? vhci_close_dev+0x50/0x50 [ 55.508055][ T3618] task_work_run+0xdd/0x1a0 [ 55.512598][ T3618] do_exit+0xad5/0x29b0 [ 55.516773][ T3618] ? find_held_lock+0x2d/0x110 [ 55.521556][ T3618] ? mm_update_next_owner+0x7a0/0x7a0 [ 55.527028][ T3618] ? lock_downgrade+0x6e0/0x6e0 [ 55.531904][ T3618] do_group_exit+0xd2/0x2f0 [ 55.536592][ T3618] get_signal+0x238c/0x2610 [ 55.541105][ T3618] ? kasan_quarantine_put+0xf5/0x210 [ 55.546491][ T3618] ? exit_signals+0x8b0/0x8b0 [ 55.551171][ T3618] ? slab_free_freelist_hook+0x8b/0x1c0 [ 55.556737][ T3618] arch_do_signal_or_restart+0x82/0x2300 [ 55.562386][ T3618] ? putname+0xfe/0x140 [ 55.566563][ T3618] ? get_sigframe_size+0x10/0x10 [ 55.571515][ T3618] ? __ia32_sys_rmdir+0x110/0x110 [ 55.576729][ T3618] ? exit_to_user_mode_prepare+0x137/0x250 [ 55.582573][ T3618] exit_to_user_mode_prepare+0x15f/0x250 [ 55.588216][ T3618] syscall_exit_to_user_mode+0x19/0x50 [ 55.593684][ T3618] __do_fast_syscall_32+0x72/0xf0 [ 55.598713][ T3618] do_fast_syscall_32+0x2f/0x70 [ 55.603567][ T3618] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 55.609984][ T3618] RIP: 0023:0xf7f72549 [ 55.614143][ T3618] Code: Unable to access opcode bytes at RIP 0xf7f7251f. [ 55.621193][ T3618] RSP: 002b:00000000f748ecac EFLAGS: 00000292 ORIG_RAX: 000000000000000a [ 55.629648][ T3618] RAX: 0000000000000000 RBX: 00000000f748ed50 RCX: 00000000f6eaf574 [ 55.637822][ T3618] RDX: 00000000f6f37000 RSI: 0000000000000000 RDI: 00000000f6eaf53e [ 55.645799][ T3618] RBP: 00000000f748ed50 R08: 0000000000000000 R09: 0000000000000000 [ 55.653947][ T3618] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 55.661919][ T3618] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 55.669914][ T3618] [ 55.673314][ T3618] Kernel Offset: disabled [ 55.677752][ T3618] Rebooting in 86400 seconds..