Warning: Permanently added '10.128.0.7' (ECDSA) to the list of known hosts. 2022/08/11 03:58:12 fuzzer started 2022/08/11 03:58:13 connecting to host at 10.128.0.169:46429 2022/08/11 03:58:13 checking machine... 2022/08/11 03:58:13 checking revisions... 2022/08/11 03:58:13 testing simple program... [ 52.260332][ T27] audit: type=1400 audit(1660190293.331:75): avc: denied { getattr } for pid=3597 comm="syz-fuzzer" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 52.284209][ T27] audit: type=1400 audit(1660190293.341:76): avc: denied { read } for pid=3597 comm="syz-fuzzer" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 52.305926][ T27] audit: type=1400 audit(1660190293.341:77): avc: denied { open } for pid=3597 comm="syz-fuzzer" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 52.330464][ T27] audit: type=1400 audit(1660190293.361:78): avc: denied { read } for pid=3597 comm="syz-fuzzer" name="raw-gadget" dev="devtmpfs" ino=730 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 52.341873][ T3606] cgroup: Unknown subsys name 'net' [ 52.354439][ T27] audit: type=1400 audit(1660190293.361:79): avc: denied { open } for pid=3597 comm="syz-fuzzer" path="/dev/raw-gadget" dev="devtmpfs" ino=730 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 52.381958][ T27] audit: type=1400 audit(1660190293.361:80): avc: denied { read } for pid=3597 comm="syz-fuzzer" name="vhci" dev="devtmpfs" ino=1074 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 52.405342][ T27] audit: type=1400 audit(1660190293.361:81): avc: denied { open } for pid=3597 comm="syz-fuzzer" path="/dev/vhci" dev="devtmpfs" ino=1074 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 52.428840][ T27] audit: type=1400 audit(1660190293.401:82): avc: denied { mounton } for pid=3606 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1136 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 52.452324][ T27] audit: type=1400 audit(1660190293.401:83): avc: denied { mount } for pid=3606 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 52.475224][ T27] audit: type=1400 audit(1660190293.441:84): avc: denied { unmount } for pid=3606 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 52.603068][ T3606] cgroup: Unknown subsys name 'rlimit' [ 53.852814][ T3611] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 53.861783][ T3611] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 53.870172][ T3611] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 53.878065][ T3611] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 53.885729][ T3611] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 53.893252][ T3611] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 53.998640][ T3609] chnl_net:caif_netlink_parms(): no params data found [ 54.048830][ T3609] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.056852][ T3609] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.064978][ T3609] device bridge_slave_0 entered promiscuous mode [ 54.074912][ T3609] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.083002][ T3609] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.091075][ T3609] device bridge_slave_1 entered promiscuous mode [ 54.112792][ T3609] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.124478][ T3609] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.150118][ T3609] team0: Port device team_slave_0 added [ 54.158981][ T3609] team0: Port device team_slave_1 added [ 54.177991][ T3609] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.184966][ T3609] 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. [ 54.211027][ T3609] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.224194][ T3609] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.231220][ T3609] 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. [ 54.257228][ T3609] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.287096][ T3609] device hsr_slave_0 entered promiscuous mode [ 54.294125][ T3609] device hsr_slave_1 entered promiscuous mode [ 54.386444][ T3609] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.396843][ T3609] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.406799][ T3609] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.416863][ T3609] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.440480][ T3609] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.447722][ T3609] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.455729][ T3609] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.462869][ T3609] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.513052][ T3609] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.529040][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.541152][ T26] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.550106][ T26] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.559436][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 54.573569][ T3609] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.585723][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.594919][ T6] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.602034][ T6] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.629496][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.638986][ T6] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.646520][ T6] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.654920][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.663690][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.672273][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.685099][ T3609] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 54.698461][ T3609] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.707083][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.714941][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.738065][ T3609] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.747570][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.755101][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.870528][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.891530][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.900575][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.909411][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.919630][ T3609] device veth0_vlan entered promiscuous mode [ 54.934118][ T3609] device veth1_vlan entered promiscuous mode [ 54.953571][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 54.962259][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 54.971490][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.983659][ T3609] device veth0_macvtap entered promiscuous mode [ 54.993870][ T3609] device veth1_macvtap entered promiscuous mode [ 55.010224][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 55.022795][ T3609] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 55.031602][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.041692][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.054354][ T3609] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 55.062917][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready executing program [ 55.073262][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.085372][ T3609] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.094326][ T3609] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.103564][ T3609] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.113213][ T3609] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.182213][ T55] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 55.192098][ T55] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 55.209624][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 55.223245][ T55] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 55.231378][ T55] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 55.241564][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/08/11 03:58:16 building call list... [ 55.451186][ T3609] ------------[ cut here ]------------ [ 55.456898][ T3609] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 55.467178][ T3609] WARNING: CPU: 1 PID: 3609 at lib/debugobjects.c:502 debug_print_object+0x16e/0x250 [ 55.476687][ T3609] Modules linked in: [ 55.480596][ T3609] CPU: 1 PID: 3609 Comm: syz-executor.0 Not tainted 5.19.0-syzkaller-13666-gffcf9c5700e4 #0 [ 55.491057][ T3609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 55.501138][ T3609] RIP: 0010:debug_print_object+0x16e/0x250 [ 55.507011][ T3609] 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 e2 48 8a 4c 89 ee 48 c7 c7 80 d6 48 8a e8 53 98 38 05 <0f> 0b 83 05 25 69 dd 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 55.526655][ T3609] RSP: 0018:ffffc900030676e0 EFLAGS: 00010086 [ 55.532859][ T3609] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 55.540866][ T3609] RDX: ffff88807e294040 RSI: ffffffff81611b48 RDI: fffff5200060cece [ 55.548899][ T3609] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 55.556892][ T3609] R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff89eeeb60 [ 55.564910][ T3609] R13: ffffffff8a48dd40 R14: ffffffff816a4d00 R15: 1ffff9200060cee7 [ 55.572926][ T3609] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 55.581888][ T3609] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.588493][ T3609] CR2: 0000561d8234c3d8 CR3: 000000007c5d7000 CR4: 00000000003506e0 [ 55.596474][ T3609] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.604468][ T3609] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.612445][ T3609] Call Trace: [ 55.615727][ T3609] [ 55.618670][ T3609] ? do_raw_spin_unlock+0x171/0x230 [ 55.623890][ T3609] debug_object_assert_init+0x1f4/0x2e0 [ 55.629443][ T3609] ? debug_object_init_on_stack+0x20/0x20 [ 55.635170][ T3609] ? lock_downgrade+0x6e0/0x6e0 [ 55.640029][ T3609] ? mark_held_locks+0x9f/0xe0 [ 55.644821][ T3609] ? kfree+0x25b/0x390 [ 55.648922][ T3609] del_timer+0x6d/0x110 [ 55.653094][ T3609] ? detach_if_pending+0x480/0x480 [ 55.658212][ T3609] ? try_to_grab_pending+0xbd/0xd0 [ 55.663355][ T3609] ? lockdep_hardirqs_off+0x90/0xd0 [ 55.668567][ T3609] try_to_grab_pending+0x6d/0xd0 [ 55.673547][ T3609] __cancel_work_timer+0xa6/0x570 [ 55.678604][ T3609] ? cancel_delayed_work+0x20/0x20 [ 55.683754][ T3609] ? mgmt_send_event_skb+0x2fe/0x470 [ 55.689148][ T3609] ? mgmt_send_event+0x13c/0x180 [ 55.694099][ T3609] mgmt_index_removed+0x187/0x2e0 [ 55.699140][ T3609] ? mgmt_index_added+0x290/0x290 [ 55.704286][ T3609] ? lockdep_hardirqs_on+0x79/0x100 [ 55.709505][ T3609] hci_unregister_dev+0x34f/0x4e0 [ 55.714597][ T3609] vhci_release+0x7c/0xf0 [ 55.718961][ T3609] __fput+0x277/0x9d0 [ 55.722969][ T3609] ? vhci_close_dev+0x50/0x50 [ 55.727666][ T3609] task_work_run+0xdd/0x1a0 [ 55.732223][ T3609] do_exit+0xad5/0x29b0 [ 55.736558][ T3609] ? find_held_lock+0x2d/0x110 [ 55.741334][ T3609] ? mm_update_next_owner+0x7a0/0x7a0 [ 55.746733][ T3609] ? lock_downgrade+0x6e0/0x6e0 [ 55.751619][ T3609] do_group_exit+0xd2/0x2f0 [ 55.756159][ T3609] get_signal+0x238c/0x2610 [ 55.760791][ T3609] ? debug_object_active_state+0x260/0x350 [ 55.766713][ T3609] ? exit_signals+0x8b0/0x8b0 [ 55.771406][ T3609] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 55.777230][ T3609] ? lockdep_hardirqs_on+0x79/0x100 [ 55.782443][ T3609] arch_do_signal_or_restart+0x82/0x2300 [ 55.788104][ T3609] ? debug_object_destroy+0x210/0x210 [ 55.793497][ T3609] ? kmem_cache_free.part.0+0x1d3/0x2e0 [ 55.799080][ T3609] ? get_sigframe_size+0x10/0x10 [ 55.804043][ T3609] ? blkcg_maybe_throttle_current+0x566/0xc00 [ 55.810152][ T3609] ? __blkcg_punt_bio_submit+0x1d0/0x1d0 [ 55.815836][ T3609] ? unlock_page_memcg+0x2c0/0x2c0 [ 55.821015][ T3609] ? exit_to_user_mode_prepare+0x137/0x250 [ 55.826841][ T3609] exit_to_user_mode_prepare+0x15f/0x250 [ 55.832483][ T3609] syscall_exit_to_user_mode+0x19/0x50 [ 55.838059][ T3609] do_syscall_64+0x42/0xb0 [ 55.842604][ T3609] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.848536][ T3609] RIP: 0033:0x7f176a23bebb [ 55.852991][ T3609] Code: Unable to access opcode bytes at RIP 0x7f176a23be91. [ 55.860381][ T3609] RSP: 002b:00007fff2ddc7a90 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 55.868952][ T3609] RAX: 0000000000000000 RBX: 00007fff2ddc7b30 RCX: 00007f176a23bebb [ 55.877031][ T3609] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000003 [ 55.885092][ T3609] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007fff2ddc7940 [ 55.893088][ T3609] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 [ 55.901096][ T3609] R13: 000000000000d7f3 R14: 0000000000000003 R15: 00007fff2ddc7b70 [ 55.909085][ T3609] [ 55.912114][ T3609] Kernel panic - not syncing: panic_on_warn set ... [ 55.918720][ T3609] CPU: 1 PID: 3609 Comm: syz-executor.0 Not tainted 5.19.0-syzkaller-13666-gffcf9c5700e4 #0 [ 55.928807][ T3609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 55.938886][ T3609] Call Trace: [ 55.942171][ T3609] [ 55.945103][ T3609] dump_stack_lvl+0xcd/0x134 [ 55.949737][ T3609] panic+0x2c8/0x627 [ 55.953654][ T3609] ? panic_print_sys_info.part.0+0x10b/0x10b [ 55.959687][ T3609] ? __warn.cold+0x248/0x2c4 [ 55.964309][ T3609] ? debug_print_object+0x16e/0x250 [ 55.969517][ T3609] __warn.cold+0x259/0x2c4 [ 55.973943][ T3609] ? __wake_up_klogd.part.0+0x99/0xf0 [ 55.979337][ T3609] ? debug_print_object+0x16e/0x250 [ 55.984632][ T3609] report_bug+0x1bc/0x210 [ 55.988972][ T3609] handle_bug+0x3c/0x60 [ 55.993234][ T3609] exc_invalid_op+0x14/0x40 [ 55.997775][ T3609] asm_exc_invalid_op+0x16/0x20 [ 56.002665][ T3609] RIP: 0010:debug_print_object+0x16e/0x250 [ 56.008529][ T3609] 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 e2 48 8a 4c 89 ee 48 c7 c7 80 d6 48 8a e8 53 98 38 05 <0f> 0b 83 05 25 69 dd 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 56.028317][ T3609] RSP: 0018:ffffc900030676e0 EFLAGS: 00010086 [ 56.034386][ T3609] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 56.042792][ T3609] RDX: ffff88807e294040 RSI: ffffffff81611b48 RDI: fffff5200060cece [ 56.050805][ T3609] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 56.058879][ T3609] R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff89eeeb60 [ 56.066937][ T3609] R13: ffffffff8a48dd40 R14: ffffffff816a4d00 R15: 1ffff9200060cee7 [ 56.075086][ T3609] ? calc_wheel_index+0x3d0/0x3d0 [ 56.080123][ T3609] ? vprintk+0x88/0x90 [ 56.084199][ T3609] ? do_raw_spin_unlock+0x171/0x230 [ 56.089574][ T3609] debug_object_assert_init+0x1f4/0x2e0 [ 56.095125][ T3609] ? debug_object_init_on_stack+0x20/0x20 [ 56.101036][ T3609] ? lock_downgrade+0x6e0/0x6e0 [ 56.105895][ T3609] ? mark_held_locks+0x9f/0xe0 [ 56.110766][ T3609] ? kfree+0x25b/0x390 [ 56.114856][ T3609] del_timer+0x6d/0x110 [ 56.119031][ T3609] ? detach_if_pending+0x480/0x480 [ 56.124146][ T3609] ? try_to_grab_pending+0xbd/0xd0 [ 56.129282][ T3609] ? lockdep_hardirqs_off+0x90/0xd0 [ 56.134589][ T3609] try_to_grab_pending+0x6d/0xd0 [ 56.139885][ T3609] __cancel_work_timer+0xa6/0x570 [ 56.144947][ T3609] ? cancel_delayed_work+0x20/0x20 [ 56.150180][ T3609] ? mgmt_send_event_skb+0x2fe/0x470 [ 56.155559][ T3609] ? mgmt_send_event+0x13c/0x180 [ 56.160760][ T3609] mgmt_index_removed+0x187/0x2e0 [ 56.166512][ T3609] ? mgmt_index_added+0x290/0x290 [ 56.171645][ T3609] ? lockdep_hardirqs_on+0x79/0x100 [ 56.176968][ T3609] hci_unregister_dev+0x34f/0x4e0 [ 56.182048][ T3609] vhci_release+0x7c/0xf0 [ 56.186473][ T3609] __fput+0x277/0x9d0 [ 56.190921][ T3609] ? vhci_close_dev+0x50/0x50 [ 56.195705][ T3609] task_work_run+0xdd/0x1a0 [ 56.200316][ T3609] do_exit+0xad5/0x29b0 [ 56.204477][ T3609] ? find_held_lock+0x2d/0x110 [ 56.209357][ T3609] ? mm_update_next_owner+0x7a0/0x7a0 [ 56.214940][ T3609] ? lock_downgrade+0x6e0/0x6e0 [ 56.219980][ T3609] do_group_exit+0xd2/0x2f0 [ 56.224801][ T3609] get_signal+0x238c/0x2610 [ 56.229611][ T3609] ? debug_object_active_state+0x260/0x350 [ 56.236852][ T3609] ? exit_signals+0x8b0/0x8b0 [ 56.241828][ T3609] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 56.247907][ T3609] ? lockdep_hardirqs_on+0x79/0x100 [ 56.253202][ T3609] arch_do_signal_or_restart+0x82/0x2300 [ 56.258862][ T3609] ? debug_object_destroy+0x210/0x210 [ 56.264255][ T3609] ? kmem_cache_free.part.0+0x1d3/0x2e0 [ 56.269821][ T3609] ? get_sigframe_size+0x10/0x10 [ 56.274764][ T3609] ? blkcg_maybe_throttle_current+0x566/0xc00 [ 56.281029][ T3609] ? __blkcg_punt_bio_submit+0x1d0/0x1d0 [ 56.286776][ T3609] ? unlock_page_memcg+0x2c0/0x2c0 [ 56.291999][ T3609] ? exit_to_user_mode_prepare+0x137/0x250 [ 56.297832][ T3609] exit_to_user_mode_prepare+0x15f/0x250 [ 56.303584][ T3609] syscall_exit_to_user_mode+0x19/0x50 [ 56.309063][ T3609] do_syscall_64+0x42/0xb0 [ 56.313622][ T3609] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 56.319529][ T3609] RIP: 0033:0x7f176a23bebb [ 56.323962][ T3609] Code: Unable to access opcode bytes at RIP 0x7f176a23be91. [ 56.331340][ T3609] RSP: 002b:00007fff2ddc7a90 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 56.339811][ T3609] RAX: 0000000000000000 RBX: 00007fff2ddc7b30 RCX: 00007f176a23bebb [ 56.347825][ T3609] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000003 [ 56.355806][ T3609] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007fff2ddc7940 [ 56.363785][ T3609] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 [ 56.371770][ T3609] R13: 000000000000d7f3 R14: 0000000000000003 R15: 00007fff2ddc7b70 [ 56.380014][ T3609] [ 56.383351][ T3609] Kernel Offset: disabled [ 56.387782][ T3609] Rebooting in 86400 seconds..