[ 26.845918][ T3186] 8021q: adding VLAN 0 to HW filter on device bond0
[ 26.861564][ T3186] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
syzkaller login: [ 51.239308][ T3608] can: request_module (can-proto-0) failed.
[ 51.260856][ T3608] can: request_module (can-proto-0) failed.
[ 51.282651][ T3608] can: request_module (can-proto-0) failed.
Warning: Permanently added '10.128.0.180' (ECDSA) to the list of known hosts.
2022/09/30 06:59:48 parsed 1 programs
2022/09/30 06:59:48 executed programs: 0
[ 71.307317][ T3689] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 71.315337][ T3691] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 71.322919][ T3691] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 71.331545][ T3691] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 71.339622][ T3691] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 71.347223][ T3691] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 71.482579][ T3687] chnl_net:caif_netlink_parms(): no params data found
[ 71.561616][ T3687] bridge0: port 1(bridge_slave_0) entered blocking state
[ 71.570803][ T3687] bridge0: port 1(bridge_slave_0) entered disabled state
[ 71.579857][ T3687] device bridge_slave_0 entered promiscuous mode
[ 71.591547][ T3687] bridge0: port 2(bridge_slave_1) entered blocking state
[ 71.599071][ T3687] bridge0: port 2(bridge_slave_1) entered disabled state
[ 71.608720][ T3687] device bridge_slave_1 entered promiscuous mode
[ 71.640357][ T3687] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 71.652235][ T3687] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 71.685994][ T3687] team0: Port device team_slave_0 added
[ 71.694590][ T3687] team0: Port device team_slave_1 added
[ 71.720621][ T3687] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 71.729026][ T3687] 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.
[ 71.755344][ T3687] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 71.768060][ T3687] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 71.775172][ T3687] 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.
[ 71.801162][ T3687] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 71.827466][ T3687] device hsr_slave_0 entered promiscuous mode
[ 71.834907][ T3687] device hsr_slave_1 entered promiscuous mode
[ 71.916848][ T3687] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 71.926902][ T3687] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 71.936638][ T3687] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 71.946073][ T3687] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 71.967467][ T3687] bridge0: port 2(bridge_slave_1) entered blocking state
[ 71.974634][ T3687] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 71.982230][ T3687] bridge0: port 1(bridge_slave_0) entered blocking state
[ 71.989390][ T3687] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 72.031840][ T3687] 8021q: adding VLAN 0 to HW filter on device bond0
[ 72.044675][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 72.055473][ T3696] bridge0: port 1(bridge_slave_0) entered disabled state
[ 72.064404][ T3696] bridge0: port 2(bridge_slave_1) entered disabled state
[ 72.072738][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 72.085376][ T3687] 8021q: adding VLAN 0 to HW filter on device team0
[ 72.096638][ T146] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 72.105347][ T146] bridge0: port 1(bridge_slave_0) entered blocking state
[ 72.112415][ T146] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 72.123503][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 72.132387][ T3327] bridge0: port 2(bridge_slave_1) entered blocking state
[ 72.139688][ T3327] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 72.157097][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 72.172110][ T3687] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 72.182881][ T3687] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 72.195233][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 72.203388][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 72.213057][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 72.222405][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 72.231420][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 72.251370][ T3687] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 72.259305][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 72.267464][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 72.377210][ T146] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 72.390719][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 72.399133][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 72.408143][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 72.418446][ T3687] device veth0_vlan entered promiscuous mode
[ 72.429841][ T3687] device veth1_vlan entered promiscuous mode
[ 72.447414][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 72.457215][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 72.465937][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 72.478007][ T3687] device veth0_macvtap entered promiscuous mode
[ 72.487484][ T3687] device veth1_macvtap entered promiscuous mode
[ 72.502245][ T3687] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 72.509751][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 72.518894][ T3327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 72.529575][ T3687] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 72.537882][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 72.547408][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 72.557986][ T3687] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 72.570348][ T3687] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 72.579736][ T3687] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 72.589875][ T3687] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 72.649221][ T47] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 72.665071][ T47] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.676084][ T146] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 72.686507][ T47] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 72.695851][ T47] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.705524][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 72.758668][ T3707] loop0: detected capacity change from 0 to 96
[ 72.770045][ T3707] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024)
[ 72.781078][ T3707] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 2048)
[ 72.792431][ T3707] NILFS (loop0): mounting unchecked fs
[ 72.811064][ T3707] NILFS (loop0): recovery complete
[ 72.818671][ T3708] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[ 73.434440][ T7] Bluetooth: hci0: command 0x0409 tx timeout
[ 75.513555][ T3696] Bluetooth: hci0: command 0x041b tx timeout
[ 76.405007][ T15] cfg80211: failed to load regulatory.db
[ 77.593717][ T146] Bluetooth: hci0: command 0x040f tx timeout
[ 79.673759][ T23] Bluetooth: hci0: command 0x0419 tx timeout
[ 196.234139][ T146] Bluetooth: hci0: command 0x0406 tx timeout
[ 286.314490][ T29] INFO: task syz-executor.0:3687 blocked for more than 143 seconds.
[ 286.322825][ T29] Not tainted 6.0.0-rc7-syzkaller-00132-g987a926c1d8a #0
[ 286.331271][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.341702][ T29] task:syz-executor.0 state:D stack:21296 pid: 3687 ppid: 1 flags:0x00004004
[ 286.351251][ T29] Call Trace:
[ 286.356169][ T29]
[ 286.359138][ T29] __schedule+0x957/0xe20
[ 286.364035][ T29] ? release_firmware_map_entry+0x184/0x184
[ 286.369962][ T29] ? prepare_to_wait_event+0x444/0x540
[ 286.377358][ T29] schedule+0xcb/0x190
[ 286.381455][ T29] wb_wait_for_completion+0x165/0x290
[ 286.387366][ T29] ? __bpf_trace_writeback_inode_template+0x20/0x20
[ 286.396484][ T29] ? wake_bit_function+0x240/0x240
[ 286.401644][ T29] ? up_write+0x131/0x4d0
[ 286.406376][ T29] sync_inodes_sb+0x298/0xaa0
[ 286.411084][ T29] ? filemap_fdatawrite_wbc+0xac/0x170
[ 286.418380][ T29] ? filemap_flush+0x15d/0x1e0
[ 286.424141][ T29] ? try_to_writeback_inodes_sb+0xd0/0xd0
[ 286.429981][ T29] ? nilfs_sync_fs+0x5bf/0x750
[ 286.436572][ T29] ? get_nr_dirty_inodes+0x406/0x420
[ 286.441951][ T29] sync_filesystem+0x16b/0x220
[ 286.447122][ T29] generic_shutdown_super+0x6b/0x300
[ 286.452528][ T29] kill_block_super+0x79/0xd0
[ 286.458984][ T29] deactivate_locked_super+0xa7/0xf0
[ 286.464575][ T29] cleanup_mnt+0x4ce/0x560
[ 286.469026][ T29] ? _raw_spin_unlock_irq+0x1f/0x40
[ 286.476089][ T29] task_work_run+0x146/0x1c0
[ 286.480782][ T29] exit_to_user_mode_loop+0x134/0x160
[ 286.486685][ T29] exit_to_user_mode_prepare+0xad/0x110
[ 286.492258][ T29] syscall_exit_to_user_mode+0x2e/0x60
[ 286.499464][ T29] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 286.506696][ T29] RIP: 0033:0x466ca7
[ 286.510624][ T29] RSP: 002b:00007ffef164ec28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 286.520761][ T29] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000466ca7
[ 286.529470][ T29] RDX: 00007ffef164ecf9 RSI: 0000000000000002 RDI: 00007ffef164ecf0
[ 286.539092][ T29] RBP: 00007ffef164ecf0 R08: 00000000ffffffff R09: 00007ffef164eac0
[ 286.547460][ T29] R10: 0000000002014893 R11: 0000000000000246 R12: 00000000004ae4c5
[ 286.557126][ T29] R13: 00007ffef164fda0 R14: 0000000002014810 R15: 0000000000000002
[ 286.565460][ T29]
[ 286.568572][ T29]
[ 286.568572][ T29] Showing all locks held in the system:
[ 286.578137][ T29] 1 lock held by rcu_tasks_kthre/13:
[ 286.583750][ T29] #0: ffffffff8cd20a70 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00
[ 286.596114][ T29] 1 lock held by rcu_tasks_trace/14:
[ 286.601419][ T29] #0: ffffffff8cd21270 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00
[ 286.612841][ T29] 1 lock held by khungtaskd/29:
[ 286.620024][ T29] #0: ffffffff8cd208a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 286.630130][ T29] 2 locks held by kworker/u4:3/47:
[ 286.635649][ T29] #0: ffff8881459cc938 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x796/0xd10
[ 286.646673][ T29] #1: ffffc90000b87d00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0xd10
[ 286.658925][ T29] 2 locks held by getty/3288:
[ 286.663931][ T29] #0: ffff8880269ed098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 286.674098][ T29] #1: ffffc90002d232f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6e8/0x1e50
[ 286.684859][ T29] 2 locks held by syz-executor.0/3687:
[ 286.690333][ T29] #0: ffff88807e2980e0 (&type->s_umount_key#48){+.+.}-{3:3}, at: deactivate_super+0x96/0xd0
[ 286.700946][ T29] #1: ffff88801e4067d0 (&bdi->wb_switch_rwsem){+.+.}-{3:3}, at: sync_inodes_sb+0x279/0xaa0
[ 286.711466][ T29] 3 locks held by segctord/3708:
[ 286.717104][ T29]
[ 286.719450][ T29] =============================================
[ 286.719450][ T29]
[ 286.729332][ T29] NMI backtrace for cpu 1
[ 286.733679][ T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.0.0-rc7-syzkaller-00132-g987a926c1d8a #0
[ 286.743508][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 286.754102][ T29] Call Trace:
[ 286.757398][ T29]
[ 286.760337][ T29] dump_stack_lvl+0x1e3/0x2cb
[ 286.765035][ T29] ? io_alloc_page_table+0x110/0x110
[ 286.770335][ T29] ? panic+0x76b/0x76b
[ 286.774496][ T29] ? tick_nohz_tick_stopped+0x76/0xb0
[ 286.779941][ T29] ? nmi_cpu_backtrace+0x248/0x4b0
[ 286.785131][ T29] nmi_cpu_backtrace+0x47c/0x4b0
[ 286.790187][ T29] ? vprintk_emit+0x109/0x1e0
[ 286.794894][ T29] ? nmi_trigger_cpumask_backtrace+0x280/0x280
[ 286.801286][ T29] ? _printk+0xcf/0x10f
[ 286.805468][ T29] ? panic+0x76b/0x76b
[ 286.809560][ T29] ? __wake_up_klogd+0xcd/0x100
[ 286.814516][ T29] ? panic+0x76b/0x76b
[ 286.818606][ T29] ? __rcu_read_unlock+0x8f/0x100
[ 286.823662][ T29] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 286.829908][ T29] nmi_trigger_cpumask_backtrace+0x169/0x280
[ 286.835909][ T29] watchdog+0xcd5/0xd20
[ 286.840196][ T29] kthread+0x266/0x300
[ 286.844377][ T29] ? hungtask_pm_notify+0x50/0x50
[ 286.849424][ T29] ? kthread_blkcg+0xd0/0xd0
[ 286.854215][ T29] ret_from_fork+0x1f/0x30
[ 286.858705][ T29]
[ 286.862063][ T29] Sending NMI from CPU 1 to CPUs 0:
[ 286.867747][ C0] NMI backtrace for cpu 0
[ 286.867758][ C0] CPU: 0 PID: 3708 Comm: segctord Not tainted 6.0.0-rc7-syzkaller-00132-g987a926c1d8a #0
[ 286.867773][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 286.867780][ C0] RIP: 0010:lru_add_drain_cpu+0x396/0x600
[ 286.867865][ C0] Code: ff 4c 89 f7 48 c7 c6 40 4f ba 81 e8 84 02 00 00 eb 05 e8 7d 4f cf ff 4d 8d b4 24 30 01 00 00 4c 89 f0 48 c1 e8 03 42 8a 04 38 <84> c0 0f 85 8e 01 00 00 41 0f b6 1e 31 ff 89 de e8 35 52 cf ff 85
[ 286.867877][ C0] RSP: 0018:ffffc9000425f220 EFLAGS: 00000a02
[ 286.867890][ C0] RAX: 1ffff11017346900 RBX: 0000000000000000 RCX: ffff888025f25880
[ 286.867900][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 286.867908][ C0] RBP: ffffc9000425f320 R08: ffffffff81ba46c4 R09: fffffbfff1ff4611
[ 286.867918][ C0] R10: fffffbfff1ff4611 R11: 1ffffffff1ff4610 R12: ffff8880b9a34b30
[ 286.867928][ C0] R13: 1ffff9200084be4c R14: ffff8880b9a34c60 R15: dffffc0000000000
[ 286.867938][ C0] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 286.867950][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 286.867959][ C0] CR2: 0000559214ad2f28 CR3: 000000000ca8e000 CR4: 00000000003506f0
[ 286.867972][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 286.867981][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 286.867989][ C0] Call Trace:
[ 286.867993][ C0]
[ 286.868003][ C0] ? lru_cache_add_inactive_or_unevictable+0x340/0x340
[ 286.868021][ C0] ? __might_sleep+0xc0/0xc0
[ 286.868070][ C0] lru_add_drain+0x79/0x140
[ 286.868085][ C0] __pagevec_release+0x50/0xf0
[ 286.868100][ C0] nilfs_lookup_dirty_data_buffers+0x6b0/0x8c0
[ 286.868147][ C0] ? nilfs_segctor_scan_file+0xb00/0xb00
[ 286.868174][ C0] nilfs_segctor_scan_file+0x244/0xb00
[ 286.868189][ C0] ? __up_read+0x690/0x690
[ 286.868204][ C0] ? nilfs_sufile_alloc+0xca3/0xe30
[ 286.868218][ C0] ? trace_nilfs2_collection_stage_transition+0x220/0x220
[ 286.868237][ C0] ? rcu_read_lock_sched_held+0x89/0x130
[ 286.868253][ C0] ? __bpf_trace_rcu_stall_warning+0x10/0x10
[ 286.868270][ C0] ? nilfs_segctor_thread+0x1100/0x1100
[ 286.868290][ C0] nilfs_segctor_do_construct+0x2124/0x70d0
[ 286.868335][ C0] ? nilfs_segctor_confirm+0x24b/0x2d0
[ 286.868349][ C0] ? nilfs_transaction_unlock+0x210/0x210
[ 286.868362][ C0] ? rcu_read_lock_sched_held+0x89/0x130
[ 286.868377][ C0] ? __bpf_trace_rcu_stall_warning+0x10/0x10
[ 286.868401][ C0] ? __up_read+0x690/0x690
[ 286.868414][ C0] ? nilfs_segctor_confirm+0x24b/0x2d0
[ 286.868427][ C0] ? do_raw_spin_lock+0x148/0x360
[ 286.868440][ C0] ? __lock_acquire+0x1f60/0x1f60
[ 286.868462][ C0] ? do_raw_spin_unlock+0x134/0x8a0
[ 286.868478][ C0] ? _raw_spin_unlock+0x24/0x40
[ 286.868494][ C0] ? nilfs_segctor_confirm+0x24b/0x2d0
[ 286.868509][ C0] nilfs_segctor_construct+0x143/0x8d0
[ 286.868525][ C0] ? trace_nilfs2_transaction_transition+0xc9/0x240
[ 286.868541][ C0] nilfs_segctor_thread+0x539/0x1100
[ 286.868572][ C0] ? nilfs_construction_timeout+0x40/0x40
[ 286.868587][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 286.868602][ C0] ? _raw_spin_unlock+0x40/0x40
[ 286.868616][ C0] ? wake_bit_function+0x240/0x240
[ 286.868632][ C0] ? _raw_spin_unlock+0x40/0x40
[ 286.868645][ C0] ? lockdep_hardirqs_on_prepare+0x448/0x7b0
[ 286.868662][ C0] ? __kthread_parkme+0x166/0x1c0
[ 286.868679][ C0] kthread+0x266/0x300
[ 286.868691][ C0] ? nilfs_construction_timeout+0x40/0x40
[ 286.868705][ C0] ? kthread_blkcg+0xd0/0xd0
[ 286.868719][ C0] ret_from_fork+0x1f/0x30
[ 286.868742][ C0]
[ 286.881106][ T29] Kernel panic - not syncing: hung_task: blocked tasks
[ 286.881120][ T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.0.0-rc7-syzkaller-00132-g987a926c1d8a #0
[ 286.881137][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 286.881145][ T29] Call Trace:
[ 286.881150][ T29]
[ 286.881157][ T29] dump_stack_lvl+0x1e3/0x2cb
[ 286.881181][ T29] ? io_alloc_page_table+0x110/0x110
[ 286.881198][ T29] ? panic+0x76b/0x76b
[ 286.881222][ T29] ? vscnprintf+0x59/0x80
[ 286.881240][ T29] panic+0x316/0x76b
[ 286.881256][ T29] ? schedule_preempt_disabled+0x20/0x20
[ 286.881274][ T29] ? nmi_trigger_cpumask_backtrace+0x205/0x280
[ 286.881293][ T29] ? fb_is_primary_device+0xcc/0xcc
[ 286.881312][ T29] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 286.881333][ T29] ? nmi_trigger_cpumask_backtrace+0x205/0x280
[ 286.881350][ T29] ? nmi_trigger_cpumask_backtrace+0x265/0x280
[ 286.881373][ T29] watchdog+0xd16/0xd20
[ 286.881401][ T29] kthread+0x266/0x300
[ 286.881418][ T29] ? hungtask_pm_notify+0x50/0x50
[ 286.881433][ T29] ? kthread_blkcg+0xd0/0xd0
[ 286.881450][ T29] ret_from_fork+0x1f/0x30
[ 286.881480][ T29]
[ 286.887801][ T29] Kernel Offset: disabled
[ 287.347427][ T29] Rebooting in 86400 seconds..