forked to background, child pid 3187 [ 26.964990][ T3188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 26.978361][ T3188] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: [ 27.313565][ T3274] sshd (3274) used greatest stack depth: 22416 bytes left OK syzkaller Warning: Permanently added '10.128.1.50' (ECDSA) to the list of known hosts. 2022/08/02 08:15:56 fuzzer started 2022/08/02 08:15:56 connecting to host at 10.128.0.169:46339 2022/08/02 08:15:56 checking machine... 2022/08/02 08:15:56 checking revisions... 2022/08/02 08:15:57 testing simple program... syzkaller login: [ 42.669996][ T3608] cgroup: Unknown subsys name 'net' [ 42.772000][ T3608] cgroup: Unknown subsys name 'rlimit' [ 43.990540][ T3611] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 43.998881][ T3611] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 44.006739][ T3614] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 44.015125][ T3614] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 44.023233][ T3614] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 44.031144][ T3614] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 44.114300][ T3610] chnl_net:caif_netlink_parms(): no params data found [ 44.158162][ T3610] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.166018][ T3610] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.173831][ T3610] device bridge_slave_0 entered promiscuous mode [ 44.183544][ T3610] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.191087][ T3610] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.200207][ T3610] device bridge_slave_1 entered promiscuous mode [ 44.220305][ T3610] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.231707][ T3610] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.255145][ T3610] team0: Port device team_slave_0 added [ 44.262518][ T3610] team0: Port device team_slave_1 added [ 44.279984][ T3610] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.287069][ T3610] 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. [ 44.313124][ T3610] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.326512][ T3610] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.333838][ T3610] 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. [ 44.360440][ T3610] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.386872][ T3610] device hsr_slave_0 entered promiscuous mode [ 44.393750][ T3610] device hsr_slave_1 entered promiscuous mode [ 44.477961][ T3610] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.488812][ T3610] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.498023][ T3610] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.507031][ T3610] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.528539][ T3610] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.535823][ T3610] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.543639][ T3610] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.550953][ T3610] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.599191][ T3610] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.611584][ T922] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.622306][ T922] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.632289][ T922] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.641346][ T922] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 44.654339][ T3610] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.665317][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.674429][ T142] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.681641][ T142] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.708013][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.717068][ T142] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.724368][ T142] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.733366][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.742205][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.751209][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.764560][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.772702][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.785194][ T3610] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.802575][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.810370][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.824869][ T3610] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.937342][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.950473][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.960516][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.969095][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.977343][ T3610] device veth0_vlan entered promiscuous mode [ 44.988777][ T3610] device veth1_vlan entered promiscuous mode [ 45.008319][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.016671][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 45.024753][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.036619][ T3610] device veth0_macvtap entered promiscuous mode [ 45.046878][ T3610] device veth1_macvtap entered promiscuous mode [ 45.063141][ T3610] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.070929][ T3621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.080312][ T3621] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 45.091881][ T3610] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.102716][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.113203][ T3610] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.123261][ T3610] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.132213][ T3610] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.142572][ T3610] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.209530][ T46] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.219650][ T46] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.229521][ T142] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 45.253274][ T46] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.261647][ T46] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.270479][ T3619] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/08/02 08:15:59 building call list... executing program [ 45.452240][ T3610] ------------[ cut here ]------------ [ 45.458519][ T3610] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 45.468770][ T3610] WARNING: CPU: 1 PID: 3610 at lib/debugobjects.c:502 debug_print_object+0x16e/0x250 [ 45.478739][ T3610] Modules linked in: [ 45.482840][ T3610] CPU: 1 PID: 3610 Comm: syz-executor.0 Not tainted 5.19.0-rc8-syzkaller-02156-g1995943c3f2a #0 [ 45.493393][ T3610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 45.503484][ T3610] RIP: 0010:debug_print_object+0x16e/0x250 [ 45.509331][ T3610] 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 89 48 8a 4c 89 ee 48 c7 c7 c0 7d 48 8a e8 13 12 37 05 <0f> 0b 83 05 05 e0 db 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 45.529423][ T3610] RSP: 0018:ffffc9000392f6e0 EFLAGS: 00010086 [ 45.535562][ T3610] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 45.543835][ T3610] RDX: ffff8880211abb00 RSI: ffffffff8160d938 RDI: fffff52000725ece [ 45.551955][ T3610] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 45.560079][ T3610] R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff89eed7c0 [ 45.568343][ T3610] R13: ffffffff8a488440 R14: ffffffff8169b5f0 R15: 1ffff92000725ee7 [ 45.576525][ T3610] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 45.585665][ T3610] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.592359][ T3610] CR2: 00007ffc7ab17ba8 CR3: 0000000025886000 CR4: 00000000003506e0 [ 45.600365][ T3610] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.608364][ T3610] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.616361][ T3610] Call Trace: [ 45.619662][ T3610] [ 45.622620][ T3610] ? do_raw_spin_unlock+0x171/0x230 [ 45.627937][ T3610] debug_object_assert_init+0x1f4/0x2e0 [ 45.633547][ T3610] ? debug_object_init_on_stack+0x20/0x20 [ 45.639385][ T3610] ? kasan_quarantine_put+0xf5/0x210 [ 45.644705][ T3610] ? kasan_quarantine_put+0xf5/0x210 [ 45.650038][ T3610] del_timer+0x6d/0x110 [ 45.654229][ T3610] ? detach_if_pending+0x470/0x470 [ 45.659372][ T3610] ? try_to_grab_pending+0xbd/0xd0 [ 45.664520][ T3610] ? lockdep_hardirqs_off+0x90/0xd0 [ 45.669762][ T3610] try_to_grab_pending+0x6d/0xd0 [ 45.674733][ T3610] __cancel_work_timer+0xa6/0x570 [ 45.679892][ T3610] ? try_to_grab_pending+0xd0/0xd0 [ 45.685132][ T3610] ? mgmt_send_event_skb+0x2fe/0x470 [ 45.690549][ T3610] ? mgmt_send_event+0x13c/0x180 [ 45.695605][ T3610] mgmt_index_removed+0x187/0x2e0 [ 45.700687][ T3610] ? mgmt_index_added+0x290/0x290 [ 45.705752][ T3610] hci_unregister_dev+0x467/0x550 [ 45.710806][ T3610] vhci_release+0x7c/0xf0 [ 45.715177][ T3610] __fput+0x277/0x9d0 [ 45.719175][ T3610] ? vhci_close_dev+0x50/0x50 [ 45.723885][ T3610] task_work_run+0xdd/0x1a0 [ 45.728420][ T3610] do_exit+0xade/0x29d0 [ 45.732595][ T3610] ? find_held_lock+0x2d/0x110 [ 45.737389][ T3610] ? mm_update_next_owner+0x7a0/0x7a0 [ 45.742783][ T3610] ? lock_downgrade+0x6e0/0x6e0 [ 45.747679][ T3610] do_group_exit+0xd2/0x2f0 [ 45.752303][ T3610] get_signal+0x2542/0x2600 [ 45.757012][ T3610] ? kasan_quarantine_put+0xf5/0x210 [ 45.762337][ T3610] ? exit_signals+0x8b0/0x8b0 [ 45.767043][ T3610] ? slab_free_freelist_hook+0x8b/0x1c0 [ 45.772633][ T3610] arch_do_signal_or_restart+0x82/0x2300 [ 45.778312][ T3610] ? get_sigframe_size+0x10/0x10 [ 45.783285][ T3610] ? do_rmdir+0x150/0x430 [ 45.787646][ T3610] ? __ia32_sys_mkdir+0x140/0x140 [ 45.792864][ T3610] ? getname_flags.part.0+0x1dd/0x4f0 [ 45.798259][ T3610] ? exit_to_user_mode_prepare+0x137/0x250 [ 45.804091][ T3610] exit_to_user_mode_prepare+0x15f/0x250 [ 45.809757][ T3610] syscall_exit_to_user_mode+0x19/0x50 [ 45.815241][ T3610] do_syscall_64+0x42/0xb0 [ 45.819681][ T3610] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 45.825614][ T3610] RIP: 0033:0x7f0a0d888b77 [ 45.830046][ T3610] Code: Unable to access opcode bytes at RIP 0x7f0a0d888b4d. [ 45.837419][ T3610] RSP: 002b:00007ffc7ab182e8 EFLAGS: 00000207 ORIG_RAX: 0000000000000107 [ 45.845850][ T3610] RAX: 0000000000000000 RBX: 0000000000000065 RCX: 00007f0a0d888b77 [ 45.854007][ T3610] RDX: 0000000000000200 RSI: 00007ffc7ab19470 RDI: 00000000ffffff9c [ 45.861999][ T3610] RBP: 00007ffc7ab183b0 R08: 0000000000000000 R09: 00007ffc7ab18180 [ 45.870072][ T3610] R10: 0000555555df88e3 R11: 0000000000000207 R12: 00007f0a0d8e22a6 [ 45.878152][ T3610] R13: 00007ffc7ab19470 R14: 0000555555df8810 R15: 00007ffc7ab194b0 [ 45.886174][ T3610] [ 45.889216][ T3610] Kernel panic - not syncing: panic_on_warn set ... [ 45.895907][ T3610] CPU: 1 PID: 3610 Comm: syz-executor.0 Not tainted 5.19.0-rc8-syzkaller-02156-g1995943c3f2a #0 [ 45.906357][ T3610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 45.917307][ T3610] Call Trace: [ 45.920600][ T3610] [ 45.923633][ T3610] dump_stack_lvl+0xcd/0x134 [ 45.928349][ T3610] panic+0x2d7/0x636 [ 45.932272][ T3610] ? panic_print_sys_info.part.0+0x10b/0x10b [ 45.938284][ T3610] ? __warn.cold+0x1d1/0x2c5 [ 45.942894][ T3610] ? debug_print_object+0x16e/0x250 [ 45.948285][ T3610] __warn.cold+0x1e2/0x2c5 [ 45.952805][ T3610] ? __wake_up_klogd.part.0+0x99/0xf0 [ 45.958192][ T3610] ? debug_print_object+0x16e/0x250 [ 45.963417][ T3610] report_bug+0x1bc/0x210 [ 45.967767][ T3610] handle_bug+0x3c/0x60 [ 45.971938][ T3610] exc_invalid_op+0x14/0x40 [ 45.976462][ T3610] asm_exc_invalid_op+0x16/0x20 [ 45.981331][ T3610] RIP: 0010:debug_print_object+0x16e/0x250 [ 45.987172][ T3610] 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 89 48 8a 4c 89 ee 48 c7 c7 c0 7d 48 8a e8 13 12 37 05 <0f> 0b 83 05 05 e0 db 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 46.006807][ T3610] RSP: 0018:ffffc9000392f6e0 EFLAGS: 00010086 [ 46.012900][ T3610] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 46.020974][ T3610] RDX: ffff8880211abb00 RSI: ffffffff8160d938 RDI: fffff52000725ece [ 46.028961][ T3610] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 46.036953][ T3610] R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff89eed7c0 [ 46.044940][ T3610] R13: ffffffff8a488440 R14: ffffffff8169b5f0 R15: 1ffff92000725ee7 [ 46.052925][ T3610] ? calc_wheel_index+0x3d0/0x3d0 [ 46.057989][ T3610] ? vprintk+0x88/0x90 [ 46.062185][ T3610] ? do_raw_spin_unlock+0x171/0x230 [ 46.067429][ T3610] debug_object_assert_init+0x1f4/0x2e0 [ 46.072998][ T3610] ? debug_object_init_on_stack+0x20/0x20 [ 46.078741][ T3610] ? kasan_quarantine_put+0xf5/0x210 [ 46.084044][ T3610] ? kasan_quarantine_put+0xf5/0x210 [ 46.089356][ T3610] del_timer+0x6d/0x110 [ 46.093534][ T3610] ? detach_if_pending+0x470/0x470 [ 46.098692][ T3610] ? try_to_grab_pending+0xbd/0xd0 [ 46.103828][ T3610] ? lockdep_hardirqs_off+0x90/0xd0 [ 46.109164][ T3610] try_to_grab_pending+0x6d/0xd0 [ 46.114168][ T3610] __cancel_work_timer+0xa6/0x570 [ 46.119221][ T3610] ? try_to_grab_pending+0xd0/0xd0 [ 46.124362][ T3610] ? mgmt_send_event_skb+0x2fe/0x470 [ 46.129686][ T3610] ? mgmt_send_event+0x13c/0x180 [ 46.134699][ T3610] mgmt_index_removed+0x187/0x2e0 [ 46.139854][ T3610] ? mgmt_index_added+0x290/0x290 [ 46.144924][ T3610] hci_unregister_dev+0x467/0x550 [ 46.149983][ T3610] vhci_release+0x7c/0xf0 [ 46.154348][ T3610] __fput+0x277/0x9d0 [ 46.158362][ T3610] ? vhci_close_dev+0x50/0x50 [ 46.163079][ T3610] task_work_run+0xdd/0x1a0 [ 46.167620][ T3610] do_exit+0xade/0x29d0 [ 46.171895][ T3610] ? find_held_lock+0x2d/0x110 [ 46.176696][ T3610] ? mm_update_next_owner+0x7a0/0x7a0 [ 46.182138][ T3610] ? lock_downgrade+0x6e0/0x6e0 [ 46.187021][ T3610] do_group_exit+0xd2/0x2f0 [ 46.191556][ T3610] get_signal+0x2542/0x2600 [ 46.196172][ T3610] ? kasan_quarantine_put+0xf5/0x210 [ 46.201581][ T3610] ? exit_signals+0x8b0/0x8b0 [ 46.206284][ T3610] ? slab_free_freelist_hook+0x8b/0x1c0 [ 46.212175][ T3610] arch_do_signal_or_restart+0x82/0x2300 [ 46.217850][ T3610] ? get_sigframe_size+0x10/0x10 [ 46.222903][ T3610] ? do_rmdir+0x150/0x430 [ 46.227330][ T3610] ? __ia32_sys_mkdir+0x140/0x140 [ 46.232368][ T3610] ? getname_flags.part.0+0x1dd/0x4f0 [ 46.237767][ T3610] ? exit_to_user_mode_prepare+0x137/0x250 [ 46.243595][ T3610] exit_to_user_mode_prepare+0x15f/0x250 [ 46.249236][ T3610] syscall_exit_to_user_mode+0x19/0x50 [ 46.254790][ T3610] do_syscall_64+0x42/0xb0 [ 46.259382][ T3610] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 46.265458][ T3610] RIP: 0033:0x7f0a0d888b77 [ 46.269966][ T3610] Code: Unable to access opcode bytes at RIP 0x7f0a0d888b4d. [ 46.277326][ T3610] RSP: 002b:00007ffc7ab182e8 EFLAGS: 00000207 ORIG_RAX: 0000000000000107 [ 46.285740][ T3610] RAX: 0000000000000000 RBX: 0000000000000065 RCX: 00007f0a0d888b77 [ 46.293711][ T3610] RDX: 0000000000000200 RSI: 00007ffc7ab19470 RDI: 00000000ffffff9c [ 46.301705][ T3610] RBP: 00007ffc7ab183b0 R08: 0000000000000000 R09: 00007ffc7ab18180 [ 46.309939][ T3610] R10: 0000555555df88e3 R11: 0000000000000207 R12: 00007f0a0d8e22a6 [ 46.317998][ T3610] R13: 00007ffc7ab19470 R14: 0000555555df8810 R15: 00007ffc7ab194b0 [ 46.326077][ T3610] [ 46.329432][ T3610] Kernel Offset: disabled [ 46.333842][ T3610] Rebooting in 86400 seconds..