Warning: Permanently added '10.128.1.41' (ED25519) to the list of known hosts.
2026/08/21 01:14:44 parsed 1 programs
2026/08/21 01:14:44 serving rpc on tcp://38709
[ 165.903876][ T5614] cgroup: Unknown subsys name 'net'
[ 166.145484][ T5614] cgroup: Unknown subsys name 'cpuset'
[ 166.199343][ T5614] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 168.182570][ T5614] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 173.132153][ T66] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 173.132177][ T66] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 173.225095][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 173.225116][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 176.211548][ T5663] bridge0: port 1(bridge_slave_0) entered blocking state
[ 176.214835][ T5663] bridge0: port 1(bridge_slave_0) entered disabled state
[ 176.215009][ T5663] bridge_slave_0: entered allmulticast mode
[ 176.249752][ T5663] bridge_slave_0: entered promiscuous mode
[ 176.256422][ T5663] bridge0: port 2(bridge_slave_1) entered blocking state
[ 176.256507][ T5663] bridge0: port 2(bridge_slave_1) entered disabled state
[ 176.256618][ T5663] bridge_slave_1: entered allmulticast mode
[ 176.258545][ T5663] bridge_slave_1: entered promiscuous mode
[ 176.335747][ T5663] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 176.341406][ T5663] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 176.398003][ T5663] team0: Port device team_slave_0 added
[ 176.405598][ T5663] team0: Port device team_slave_1 added
[ 176.457184][ T5663] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 176.457198][ T5663] 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 1532 would solve the problem.
[ 176.457217][ T5663] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 176.477239][ T5663] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 176.477257][ T5663] 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 1532 would solve the problem.
[ 176.477285][ T5663] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 176.613040][ T5663] hsr_slave_0: entered promiscuous mode
[ 176.614155][ T5663] hsr_slave_1: entered promiscuous mode
[ 176.967528][ T5663] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 177.025445][ T5663] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 177.039533][ T5663] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 177.075666][ T5663] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 177.078083][ T5663] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 177.118028][ T5663] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 177.129252][ T5663] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 177.173251][ T5663] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 177.645094][ T5663] 8021q: adding VLAN 0 to HW filter on device bond0
[ 177.686555][ T5663] 8021q: adding VLAN 0 to HW filter on device team0
[ 177.712301][ T1030] bridge0: port 1(bridge_slave_0) entered blocking state
[ 177.712719][ T1030] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 177.747318][ T66] bridge0: port 2(bridge_slave_1) entered blocking state
[ 177.747534][ T66] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 178.257147][ T5663] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 178.338043][ T5663] veth0_vlan: entered promiscuous mode
[ 178.358351][ T5663] veth1_vlan: entered promiscuous mode
[ 178.417036][ T5663] veth0_macvtap: entered promiscuous mode
[ 178.436329][ T5663] veth1_macvtap: entered promiscuous mode
[ 178.466829][ T5663] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 178.504609][ T5663] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 178.713166][ T1472] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 178.919059][ T1030] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 178.939332][ T66] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 178.939383][ T66] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 179.276622][ T1472] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 179.692572][ T1472] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 180.557981][ T1472] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 181.395130][ T1472] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 181.828452][ T4895] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 181.866276][ T4895] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 181.875198][ T4895] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 181.886043][ T4895] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 181.888100][ T4895] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 182.359612][ T1472] bridge_slave_1: left allmulticast mode
[ 182.359793][ T1472] bridge_slave_1: left promiscuous mode
[ 182.365336][ T1472] bridge0: port 2(bridge_slave_1) entered disabled state
[ 182.510622][ T1472] bridge_slave_0: left allmulticast mode
[ 182.510659][ T1472] bridge_slave_0: left promiscuous mode
[ 182.510920][ T1472] bridge0: port 1(bridge_slave_0) entered disabled state
[ 183.389762][ T1472] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 183.449586][ T1472] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 183.471660][ T1472] bond0 (unregistering): Released all slaves
[ 183.554171][ T5241] 8021q: adding VLAN 0 to HW filter on device eth1
[ 183.918804][ T1472] hsr_slave_0: left promiscuous mode
[ 183.958769][ T1472] hsr_slave_1: left promiscuous mode
[ 183.960259][ T1472] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 183.960337][ T1472] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 183.990554][ T4895] Bluetooth: hci0: command tx timeout
[ 184.012431][ T1472] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 184.012461][ T1472] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 184.126928][ T1472] veth1_macvtap: left promiscuous mode
[ 184.127197][ T1472] veth0_macvtap: left promiscuous mode
[ 184.127509][ T1472] veth1_vlan: left promiscuous mode
[ 184.127835][ T1472] veth0_vlan: left promiscuous mode
[ 184.929368][ T1472] team0 (unregistering): Port device team_slave_1 removed
[ 184.969365][ T1472] team0 (unregistering): Port device team_slave_0 removed
[ 185.174994][ T5241] 8021q: adding VLAN 0 to HW filter on device eth2
[ 186.063772][ T5241] 8021q: adding VLAN 0 to HW filter on device eth3
2026/08/21 01:15:09 executed programs: 0
[ 186.696166][ T59] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 186.719232][ T59] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 186.721550][ T59] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 186.723966][ T59] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 186.763456][ T59] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 186.842335][ T5241] 8021q: adding VLAN 0 to HW filter on device eth4
[ 188.134577][ T5791] bridge0: port 1(bridge_slave_0) entered blocking state
[ 188.134728][ T5791] bridge0: port 1(bridge_slave_0) entered disabled state
[ 188.135083][ T5791] bridge_slave_0: entered allmulticast mode
[ 188.136935][ T5791] bridge_slave_0: entered promiscuous mode
[ 188.155019][ T5791] bridge0: port 2(bridge_slave_1) entered blocking state
[ 188.155150][ T5791] bridge0: port 2(bridge_slave_1) entered disabled state
[ 188.155339][ T5791] bridge_slave_1: entered allmulticast mode
[ 188.193006][ T5791] bridge_slave_1: entered promiscuous mode
[ 188.256134][ T5791] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 188.270624][ T5791] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 188.319033][ T5791] team0: Port device team_slave_0 added
[ 188.321825][ T5791] team0: Port device team_slave_1 added
[ 188.364473][ T5791] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 188.364486][ T5791] 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 1532 would solve the problem.
[ 188.364504][ T5791] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 188.366385][ T5791] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 188.366396][ T5791] 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 1532 would solve the problem.
[ 188.366414][ T5791] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 188.529635][ T5791] hsr_slave_0: entered promiscuous mode
[ 188.530753][ T5791] hsr_slave_1: entered promiscuous mode
[ 188.788944][ T59] Bluetooth: hci0: command tx timeout
[ 190.832288][ T5791] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 190.873067][ T5791] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 190.874717][ T5791] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 190.884589][ T59] Bluetooth: hci0: command tx timeout
[ 190.910075][ T5791] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 190.912201][ T5791] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 190.955173][ T5791] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 190.956908][ T5791] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 190.994799][ T5791] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 191.179718][ T5791] 8021q: adding VLAN 0 to HW filter on device bond0
[ 191.221587][ T5791] 8021q: adding VLAN 0 to HW filter on device team0
[ 191.244370][ T1030] bridge0: port 1(bridge_slave_0) entered blocking state
[ 191.244580][ T1030] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 191.295696][ T1030] bridge0: port 2(bridge_slave_1) entered blocking state
[ 191.295837][ T1030] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 191.980838][ T5791] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 192.066269][ T5791] veth0_vlan: entered promiscuous mode
[ 192.102631][ T5791] veth1_vlan: entered promiscuous mode
[ 192.182227][ T5791] veth0_macvtap: entered promiscuous mode
[ 192.192177][ T5791] veth1_macvtap: entered promiscuous mode
[ 192.237113][ T5791] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 192.266621][ T5791] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 192.310396][ T1030] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 192.310902][ T1030] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 192.310946][ T1030] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 192.310985][ T1030] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 192.863724][ T1030] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 192.863742][ T1030] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 192.949760][ T59] Bluetooth: hci0: command tx timeout
[ 192.987687][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 192.987726][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2026/08/21 01:15:16 executed programs: 2
[ 194.403043][ T1328] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.403147][ T1328] ieee802154 phy1 wpan1: encryption failed: -22
[ 195.038845][ T59] Bluetooth: hci0: command tx timeout
[ 255.832476][ T1328] ieee802154 phy0 wpan0: encryption failed: -22
[ 255.832531][ T1328] ieee802154 phy1 wpan1: encryption failed: -22
[ 309.108875][ T4895] Bluetooth: hci0: command 0x0406 tx timeout
[ 317.271578][ T1328] ieee802154 phy0 wpan0: encryption failed: -22
[ 317.271654][ T1328] ieee802154 phy1 wpan1: encryption failed: -22
[ 349.908901][ T38] INFO: task kworker/u8:0:12 blocked in I/O wait for more than 143 seconds.
[ 349.908943][ T38] Not tainted syzkaller #0
[ 349.908955][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 349.908986][ T38] task:kworker/u8:0 state:D stack:20904 pid:12 tgid:12 ppid:2 task_flags:0x4248060 flags:0x00080000
[ 349.909146][ T38] Workqueue: writeback wb_workfn (flush-8:0)
[ 349.909214][ T38] Call Trace:
[ 349.909222][ T38]
[ 349.909237][ T38] __schedule+0x16d9/0x5700
[ 349.909272][ T38] ? blk_mq_flush_plug_list+0x415/0x540
[ 349.909315][ T38] ? __pfx_blk_mq_flush_plug_list+0x10/0x10
[ 349.909356][ T38] ? __blk_flush_plug+0x416/0x4d0
[ 349.909378][ T38] ? __pfx___schedule+0x10/0x10
[ 349.909427][ T38] ? schedule+0x90/0x2b0
[ 349.909459][ T38] schedule+0x164/0x2b0
[ 349.909500][ T38] io_schedule+0x80/0xe0
[ 349.909531][ T38] bit_wait_io+0x11/0xd0
[ 349.909566][ T38] __wait_on_bit+0xac/0x2f0
[ 349.909598][ T38] ? __pfx_bit_wait_io+0x10/0x10
[ 349.909633][ T38] out_of_line_wait_on_bit+0x13b/0x190
[ 349.909666][ T38] ? __pfx_bit_wait_io+0x10/0x10
[ 349.909697][ T38] ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[ 349.909732][ T38] ? __pfx_wake_bit_function+0x10/0x10
[ 349.909777][ T38] do_get_write_access+0x670/0x1090
[ 349.909819][ T38] jbd2_journal_get_write_access+0x1d6/0x230
[ 349.909849][ T38] __ext4_journal_get_write_access+0x1c3/0x590
[ 349.909879][ T38] ? __pfx___ext4_journal_get_write_access+0x10/0x10
[ 349.909914][ T38] ? ext4_get_group_desc+0x10e/0x4e0
[ 349.909952][ T38] ext4_mb_mark_context+0x325/0xec0
[ 349.909991][ T38] ? ext4_sb_block_valid+0x16d/0x560
[ 349.910022][ T38] ? __pfx_ext4_mb_mark_context+0x10/0x10
[ 349.910056][ T38] ? ext4_sb_block_valid+0x16d/0x560
[ 349.910082][ T38] ? ext4_sb_block_valid+0x484/0x560
[ 349.910108][ T38] ext4_mb_mark_diskspace_used+0x338/0x760
[ 349.910158][ T38] ext4_mb_new_blocks+0x106f/0x4540
[ 349.910200][ T38] ? trace_kmalloc+0x2a/0xf0
[ 349.910229][ T38] ? ext4_find_extent+0x1f5/0xcd0
[ 349.910295][ T38] ? ext4_find_extent+0x1f5/0xcd0
[ 349.910327][ T38] ? __pfx_ext4_mb_new_blocks+0x10/0x10
[ 349.910367][ T38] ? ext4_inode_to_goal_block+0x319/0x460
[ 349.910417][ T38] ext4_ext_map_blocks+0x1534/0x5850
[ 349.910448][ T38] ? __lock_acquire+0x683/0x2ce0
[ 349.910488][ T38] ? __lock_acquire+0x683/0x2ce0
[ 349.910526][ T38] ? __pfx_blk_mq_flush_plug_list+0x10/0x10
[ 349.910552][ T38] ? __lock_acquire+0x683/0x2ce0
[ 349.910580][ T38] ? __pfx_ext4_ext_map_blocks+0x10/0x10
[ 349.910611][ T38] ? do_raw_spin_lock+0x12b/0x2f0
[ 349.910656][ T38] ? wq_worker_running+0x9f/0x210
[ 349.910687][ T38] ? rt_mutex_post_schedule+0x49/0xf0
[ 349.910717][ T38] ext4_map_create_blocks+0x116/0x530
[ 349.910757][ T38] ext4_map_blocks+0x7e4/0x1240
[ 349.910792][ T38] ? trace_kmem_cache_alloc+0x29/0xe0
[ 349.910828][ T38] ? __pfx_ext4_map_blocks+0x10/0x10
[ 349.910871][ T38] ? ext4_inode_journal_mode+0x376/0x470
[ 349.910898][ T38] ext4_do_writepages+0x237b/0x4490
[ 349.910960][ T38] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 349.911020][ T38] ? __pfx_ext4_do_writepages+0x10/0x10
[ 349.911055][ T38] ? __lock_acquire+0x683/0x2ce0
[ 349.911095][ T38] ? __lock_acquire+0x683/0x2ce0
[ 349.911128][ T38] ? ext4_writepages+0x205/0x3b0
[ 349.911156][ T38] ? ext4_writepages+0x205/0x3b0
[ 349.911199][ T38] ext4_writepages+0x241/0x3b0
[ 349.911230][ T38] ? __pfx_ext4_writepages+0x10/0x10
[ 349.911255][ T38] ? reacquire_held_locks+0x104/0x190
[ 349.911300][ T38] ? rt_spin_unlock+0x165/0x200
[ 349.911326][ T38] ? __pfx_ext4_writepages+0x10/0x10
[ 349.911354][ T38] do_writepages+0x338/0x560
[ 349.911384][ T38] ? reacquire_held_locks+0x104/0x190
[ 349.911419][ T38] ? super_trylock_shared+0x23/0xf0
[ 349.911453][ T38] __writeback_single_inode+0x136/0x1230
[ 349.911483][ T38] ? rt_spin_unlock+0x165/0x200
[ 349.911513][ T38] writeback_sb_inodes+0x9db/0x1ab0
[ 349.911545][ T38] ? do_raw_spin_lock+0x12b/0x2f0
[ 349.911596][ T38] ? __pfx_writeback_sb_inodes+0x10/0x10
[ 349.911661][ T38] ? __pfx_down_read_trylock+0x10/0x10
[ 349.911711][ T38] __writeback_inodes_wb+0x114/0x240
[ 349.911745][ T38] wb_writeback+0x42f/0xad0
[ 349.911771][ T38] ? queue_io+0x281/0x450
[ 349.911800][ T38] ? __pfx_wb_writeback+0x10/0x10
[ 349.911859][ T38] wb_workfn+0xc98/0x10f0
[ 349.911912][ T38] ? __pfx_wb_workfn+0x10/0x10
[ 349.911947][ T38] ? enqueue_task+0x341/0x410
[ 349.911997][ T38] ? process_scheduled_works+0x97a/0x1630
[ 349.912026][ T38] ? process_scheduled_works+0x97a/0x1630
[ 349.912060][ T38] ? rcu_is_watching+0x16/0xb0
[ 349.912092][ T38] ? process_scheduled_works+0x97a/0x1630
[ 349.912120][ T38] process_scheduled_works+0xc3d/0x1630
[ 349.912181][ T38] ? __pfx_process_scheduled_works+0x10/0x10
[ 349.912214][ T38] ? assign_work+0x3cf/0x5d0
[ 349.912250][ T38] worker_thread+0xa47/0xfb0
[ 349.912290][ T38] kthread+0x38b/0x470
[ 349.912316][ T38] ? __pfx_worker_thread+0x10/0x10
[ 349.912335][ T38] ? __pfx_kthread+0x10/0x10
[ 349.912366][ T38] ret_from_fork+0x514/0xb70
[ 349.912397][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 349.912427][ T38] ? __switch_to+0xc89/0x1420
[ 349.912450][ T38] ? __pfx_kthread+0x10/0x10
[ 349.912476][ T38] ret_from_fork_asm+0x1a/0x30
[ 349.912513][ T38]
[ 349.912608][ T38] INFO: task jbd2/sda1-8:4908 blocked in I/O wait for more than 143 seconds.
[ 349.912621][ T38] Not tainted syzkaller #0
[ 349.912629][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 349.912635][ T38] task:jbd2/sda1-8 state:D stack:26280 pid:4908 tgid:4908 ppid:2 task_flags:0x240040 flags:0x00080000
[ 349.912687][ T38] Call Trace:
[ 349.912692][ T38]
[ 349.912701][ T38] __schedule+0x16d9/0x5700
[ 349.912744][ T38] ? __pfx___schedule+0x10/0x10
[ 349.912773][ T38] ? schedule+0x90/0x2b0
[ 349.912797][ T38] schedule+0x164/0x2b0
[ 349.912821][ T38] io_schedule+0x80/0xe0
[ 349.912846][ T38] bit_wait_io+0x11/0xd0
[ 349.912871][ T38] __wait_on_bit+0xac/0x2f0
[ 349.912895][ T38] ? __pfx_bit_wait_io+0x10/0x10
[ 349.912923][ T38] out_of_line_wait_on_bit+0x13b/0x190
[ 349.912948][ T38] ? __pfx_bit_wait_io+0x10/0x10
[ 349.912971][ T38] ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[ 349.912997][ T38] ? __pfx_wake_bit_function+0x10/0x10
[ 349.913024][ T38] ? __wait_on_buffer+0xe/0x80
[ 349.913050][ T38] jbd2_journal_commit_transaction+0x2f26/0x5ba0
[ 349.913098][ T38] ? __pfx_jbd2_journal_commit_transaction+0x10/0x10
[ 349.913125][ T38] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 349.913148][ T38] ? do_raw_spin_lock+0x12b/0x2f0
[ 349.913189][ T38] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 349.913214][ T38] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 349.913238][ T38] ? __timer_delete_sync+0x552/0x620
[ 349.913259][ T38] kjournald2+0x3bc/0x750
[ 349.913301][ T38] ? __pfx_kjournald2+0x10/0x10
[ 349.913326][ T38] ? __pfx_autoremove_wake_function+0x10/0x10
[ 349.913352][ T38] ? __kthread_parkme+0x71/0x1f0
[ 349.913375][ T38] ? __kthread_parkme+0x199/0x1f0
[ 349.913401][ T38] kthread+0x38b/0x470
[ 349.913430][ T38] ? __pfx_kjournald2+0x10/0x10
[ 349.913453][ T38] ? __pfx_kthread+0x10/0x10
[ 349.913479][ T38] ret_from_fork+0x514/0xb70
[ 349.913505][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 349.913529][ T38] ? __switch_to+0xc89/0x1420
[ 349.913552][ T38] ? __pfx_kthread+0x10/0x10
[ 349.913578][ T38] ret_from_fork_asm+0x1a/0x30
[ 349.913615][ T38]
[ 349.913638][ T38] INFO: task syz.0.89:6030 blocked in I/O wait for more than 143 seconds.
[ 349.913650][ T38] Not tainted syzkaller #0
[ 349.913657][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 349.913663][ T38] task:syz.0.89 state:D stack:27776 pid:6030 tgid:6030 ppid:5791 task_flags:0x440040 flags:0x00080002
[ 349.913713][ T38] Call Trace:
[ 349.913717][ T38]
[ 349.913726][ T38] __schedule+0x16d9/0x5700
[ 349.913769][ T38] ? __pfx___schedule+0x10/0x10
[ 349.913798][ T38] ? schedule+0x90/0x2b0
[ 349.913833][ T38] schedule+0x164/0x2b0
[ 349.913856][ T38] io_schedule+0x80/0xe0
[ 349.913881][ T38] bit_wait_io+0x11/0xd0
[ 349.913908][ T38] __wait_on_bit+0xac/0x2f0
[ 349.913932][ T38] ? __pfx_bit_wait_io+0x10/0x10
[ 349.913958][ T38] out_of_line_wait_on_bit+0x13b/0x190
[ 349.913984][ T38] ? __pfx_bit_wait_io+0x10/0x10
[ 349.914008][ T38] ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[ 349.914036][ T38] ? __pfx_wake_bit_function+0x10/0x10
[ 349.914068][ T38] do_get_write_access+0x670/0x1090
[ 349.914098][ T38] jbd2_journal_get_write_access+0x1d6/0x230
[ 349.914124][ T38] __ext4_journal_get_write_access+0x1c3/0x590
[ 349.914153][ T38] ? __pfx___ext4_journal_get_write_access+0x10/0x10
[ 349.914188][ T38] ext4_reserve_inode_write+0x294/0x360
[ 349.914213][ T38] __ext4_mark_inode_dirty+0x13e/0x700
[ 349.914243][ T38] ext4_dirty_inode+0xd0/0x110
[ 349.914266][ T38] ? __pfx_ext4_dirty_inode+0x10/0x10
[ 349.914283][ T38] __mark_inode_dirty+0x3a8/0x13b0
[ 349.914312][ T38] file_update_time_flags+0x39f/0x450
[ 349.914338][ T38] ext4_page_mkwrite+0x225/0x1150
[ 349.914363][ T38] ? __pfx_filemap_fault+0x10/0x10
[ 349.914390][ T38] ? __pfx_ext4_page_mkwrite+0x10/0x10
[ 349.914414][ T38] ? lruvec_stat_mod_folio+0x28b/0x3e0
[ 349.914446][ T38] do_page_mkwrite+0x14a/0x310
[ 349.914469][ T38] do_pte_missing+0x734/0x28f0
[ 349.914489][ T38] ? rt_spin_unlock+0x165/0x200
[ 349.914510][ T38] ? __pmd_alloc+0x41b/0x5e0
[ 349.914539][ T38] handle_mm_fault+0xd28/0x13f0
[ 349.914571][ T38] ? handle_mm_fault+0xe8/0x13f0
[ 349.914598][ T38] ? __pfx_handle_mm_fault+0x10/0x10
[ 349.914627][ T38] ? lock_vma_under_rcu+0x45a/0x500
[ 349.914663][ T38] do_user_addr_fault+0xa4f/0x1340
[ 349.914696][ T38] ? trace_page_fault_user+0x84/0x1e0
[ 349.914724][ T38] exc_page_fault+0x6a/0xc0
[ 349.914754][ T38] asm_exc_page_fault+0x26/0x30
[ 349.914782][ T38] RIP: 0033:0x7f769771ba23
[ 349.914800][ T38] RSP: 002b:00007ffd6fac3280 EFLAGS: 00010246
[ 349.914814][ T38] RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000
[ 349.914824][ T38] RDX: 0000001b2e924000 RSI: 0000000000040000 RDI: 00007f7697a90708
[ 349.914835][ T38] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 349.914844][ T38] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 349.914853][ T38] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffd6fac3510
[ 349.914876][ T38]
[ 349.914888][ T38]
[ 349.914888][ T38] Showing all locks held in the system:
[ 349.914899][ T38] locks held by kworker/u8:0/12: 6, on CPU#0:
[ 349.914913][ T38] #0: ffff88801eec5138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630
[ 349.914956][ T38] #1: ffffc90000117c40 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630
[ 349.914997][ T38] #2: ffff8880364940e0 (&type->s_umount_key#34){++++}-{4:4}, at: super_trylock_shared+0x23/0xf0
[ 349.915038][ T38] #3: ffff88803636ccd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x205/0x3b0
[ 349.915138][ T38] #4: ffff8880363c8bb0 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fc3/0x2210
[ 349.915283][ T38] #5: ffff8880235cdcc8 (&ei->i_data_sem#2){++++}-{4:4}, at: ext4_map_blocks+0x7cc/0x1240
[ 349.915352][ T38] locks held by khungtaskd/38: 1, last CPU#0:
[ 349.915363][ T38] #0: ffffffff8e1c3780 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 349.915430][ T38] locks held by getty/5335: 2, on CPU#1:
[ 349.915440][ T38] #0: ffff8880364730a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 349.915511][ T38] #1: ffffc90003cbe2e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x460/0x1360
[ 349.915579][ T38] locks held by syz.0.89/6030: 3, on CPU#0:
[ 349.915590][ T38] #0: ffff88801d6ddbc8 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x1d1/0x500
[ 349.915627][ T38] #1: ffff888036494688 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x203/0x1150
[ 349.915666][ T38] #2: ffff8880363c8bb0 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fc3/0x2210
[ 349.915701][ T38] locks held by syz-executor/6031: 3, on CPU#0:
[ 349.915712][ T38] #0: ffff888036494510 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90
[ 349.915757][ T38] #1: ffff8880235c8f70 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_create+0x200/0x370
[ 349.915807][ T38] #2: ffff8880363c8bb0 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fc3/0x2210
[ 349.915849][ T38]
[ 349.915853][ T38] =============================================
[ 349.915853][ T38]
[ 349.915868][ T38] NMI backtrace for cpu 0
[ 349.915891][ T38] CPU: 0 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 349.915913][ T38] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 349.915922][ T38] Call Trace:
[ 349.915928][ T38]
[ 349.915934][ T38] dump_stack_lvl+0xe8/0x150
[ 349.915959][ T38] nmi_cpu_backtrace+0x274/0x2d0
[ 349.915979][ T38] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 349.916005][ T38] nmi_trigger_cpumask_backtrace+0x17d/0x390
[ 349.916027][ T38] sys_info+0x135/0x170
[ 349.916043][ T38] watchdog+0xfd7/0x1030
[ 349.916066][ T38] ? watchdog+0x1c7/0x1030
[ 349.916097][ T38] kthread+0x38b/0x470
[ 349.916131][ T38] ? __pfx_watchdog+0x10/0x10
[ 349.916148][ T38] ? __pfx_kthread+0x10/0x10
[ 349.916173][ T38] ret_from_fork+0x514/0xb70
[ 349.916203][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 349.916227][ T38] ? __switch_to+0xc89/0x1420
[ 349.916254][ T38] ? __pfx_kthread+0x10/0x10
[ 349.916279][ T38] ret_from_fork_asm+0x1a/0x30
[ 349.916315][ T38]
[ 349.916321][ T38] Sending NMI from CPU 0 to CPUs 1:
[ 349.916380][ C1] NMI backtrace for cpu 1
[ 349.916395][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 349.916416][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 349.916426][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20
[ 349.916455][ C1] Code: bc 69 02 e9 53 d5 03 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 73 7b 1c 00 fb f4 cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90
[ 349.916471][ C1] RSP: 0018:ffffc900001d7e40 EFLAGS: 00000242
[ 349.916486][ C1] RAX: 00000000000796fd RBX: ffffffff819a08c0 RCX: 8000000000000001
[ 349.916499][ C1] RDX: 0000000000000001 RSI: ffffffff8d8b39d1 RDI: ffffffff8bcb9180
[ 349.916512][ C1] RBP: ffffc900001d7f10 R08: ffff8880b8733d5b R09: 1ffff110170e67ab
[ 349.916525][ C1] R10: dffffc0000000000 R11: ffffed10170e67ac R12: 0000000000000000
[ 349.916538][ C1] R13: 1ffff110039d3000 R14: 1ffff9200003afd0 R15: dffffc0000000000
[ 349.916552][ C1] FS: 0000000000000000(0000) GS:ffff888125d0d000(0000) knlGS:0000000000000000
[ 349.916567][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 349.916579][ C1] CR2: 00007f8bde0244c0 CR3: 000000000dfb0000 CR4: 00000000003526f0
[ 349.916596][ C1] Call Trace:
[ 349.916603][ C1]
[ 349.916609][ C1] default_idle+0x9/0x20
[ 349.916626][ C1] default_idle_call+0x72/0xb0
[ 349.916644][ C1] do_idle+0x2e0/0x540
[ 349.916666][ C1] ? __pfx_do_idle+0x10/0x10
[ 349.916690][ C1] cpu_startup_entry+0x43/0x60
[ 349.916710][ C1] start_secondary+0x101/0x110
[ 349.916735][ C1] common_startup_64+0x13e/0x157
[ 349.916765][ C1]
[ 349.917384][ T38] Kernel panic - not syncing: hung_task: blocked tasks
[ 349.917396][ T38] CPU: 0 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 349.917418][ T38] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 349.917427][ T38] Call Trace:
[ 349.917433][ T38]
[ 349.917439][ T38] vpanic+0x56d/0xa60
[ 349.917468][ T38] ? __pfx_vpanic+0x10/0x10
[ 349.917500][ T38] panic+0xc5/0xd0
[ 349.917524][ T38] ? __pfx_panic+0x10/0x10
[ 349.917551][ T38] ? wq_watchdog_touch+0xf9/0x160
[ 349.917570][ T38] ? nmi_trigger_cpumask_backtrace+0x24d/0x390
[ 349.917593][ T38] watchdog+0x1030/0x1030
[ 349.917615][ T38] ? watchdog+0x1c7/0x1030
[ 349.917636][ T38] kthread+0x38b/0x470
[ 349.917661][ T38] ? __pfx_watchdog+0x10/0x10
[ 349.917675][ T38] ? __pfx_kthread+0x10/0x10
[ 349.917701][ T38] ret_from_fork+0x514/0xb70
[ 349.917727][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 349.917751][ T38] ? __switch_to+0xc89/0x1420
[ 349.917773][ T38] ? __pfx_kthread+0x10/0x10
[ 349.917798][ T38] ret_from_fork_asm+0x1a/0x30
[ 349.917835][ T38]
[ 349.918470][ T38] Kernel Offset: disabled