Warning: Permanently added '10.128.0.235' (ED25519) to the list of known hosts.
2026/09/29 10:21:07 parsed 1 programs
2026/09/29 10:21:07 serving rpc on tcp://37181
[ 78.680619][ T5623] cgroup: Unknown subsys name 'net'
[ 78.799896][ T5623] cgroup: Unknown subsys name 'cpuset'
[ 78.809433][ T5623] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 80.243159][ T5623] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 83.404672][ T5639] soft_limit_in_bytes is deprecated and will be removed. Writing any value to this file has no effect. Please report your usecase to linux-mm@kvack.org if you depend on this functionality.
[ 85.026440][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 85.026681][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 85.087958][ T44] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 85.087979][ T44] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 85.853350][ T5686] bridge0: port 1(bridge_slave_0) entered blocking state
[ 85.854078][ T5686] bridge0: port 1(bridge_slave_0) entered disabled state
[ 85.854181][ T5686] bridge_slave_0: entered allmulticast mode
[ 85.855232][ T5686] bridge_slave_0: entered promiscuous mode
[ 85.860093][ T5686] bridge0: port 2(bridge_slave_1) entered blocking state
[ 85.861012][ T5686] bridge0: port 2(bridge_slave_1) entered disabled state
[ 85.861156][ T5686] bridge_slave_1: entered allmulticast mode
[ 85.862789][ T5686] bridge_slave_1: entered promiscuous mode
[ 85.893106][ T5686] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 85.896041][ T5686] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 85.924334][ T5686] team0: Port device team_slave_0 added
[ 85.928705][ T5686] team0: Port device team_slave_1 added
[ 85.951544][ T5686] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 85.951556][ T5686] 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.
[ 85.951569][ T5686] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 85.953860][ T5686] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 85.953875][ T5686] 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.
[ 85.953897][ T5686] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 85.993481][ T5686] hsr_slave_0: entered promiscuous mode
[ 85.994562][ T5686] hsr_slave_1: entered promiscuous mode
[ 86.165473][ T5686] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 86.179955][ T5686] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 86.181268][ T5686] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 86.184440][ T5686] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 86.185565][ T5686] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 86.189845][ T5686] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 86.190701][ T5686] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 86.198290][ T5686] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 86.283983][ T5686] 8021q: adding VLAN 0 to HW filter on device bond0
[ 86.302903][ T5686] 8021q: adding VLAN 0 to HW filter on device team0
[ 86.308511][ T12] bridge0: port 1(bridge_slave_0) entered blocking state
[ 86.308658][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 86.320121][ T12] bridge0: port 2(bridge_slave_1) entered blocking state
[ 86.320219][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 86.624966][ T5686] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 86.675190][ T5686] veth0_vlan: entered promiscuous mode
[ 86.688423][ T5686] veth1_vlan: entered promiscuous mode
[ 86.719239][ T5686] veth0_macvtap: entered promiscuous mode
[ 86.724401][ T5686] veth1_macvtap: entered promiscuous mode
[ 86.740393][ T9] cfg80211: failed to load regulatory.db
[ 86.759795][ T5686] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 86.766056][ T5686] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 86.818466][ T3339] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 86.818511][ T3339] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 86.818543][ T3339] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 86.818572][ T3339] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 86.985495][ T3306] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 87.066649][ T3306] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 87.129267][ T3306] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 87.249755][ T3306] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 87.798553][ T5738] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 87.800447][ T5738] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 87.801178][ T5738] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 87.802122][ T5738] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 87.802700][ T5738] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
2026/09/29 10:21:20 executed programs: 0
[ 88.301163][ T4928] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 88.303857][ T4928] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 88.304719][ T4928] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 88.305669][ T4928] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 88.316576][ T4928] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 88.716638][ T5748] bridge0: port 1(bridge_slave_0) entered blocking state
[ 88.716697][ T5748] bridge0: port 1(bridge_slave_0) entered disabled state
[ 88.716778][ T5748] bridge_slave_0: entered allmulticast mode
[ 88.717643][ T5748] bridge_slave_0: entered promiscuous mode
[ 88.720308][ T5748] bridge0: port 2(bridge_slave_1) entered blocking state
[ 88.720455][ T5748] bridge0: port 2(bridge_slave_1) entered disabled state
[ 88.720573][ T5748] bridge_slave_1: entered allmulticast mode
[ 88.723063][ T5748] bridge_slave_1: entered promiscuous mode
[ 88.774732][ T5748] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 88.777449][ T5748] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 88.802021][ T5748] team0: Port device team_slave_0 added
[ 88.805544][ T5748] team0: Port device team_slave_1 added
[ 88.827885][ T5748] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 88.827902][ T5748] 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.
[ 88.827920][ T5748] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 88.829157][ T5748] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 88.829169][ T5748] 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.
[ 88.829191][ T5748] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 88.868769][ T5748] hsr_slave_0: entered promiscuous mode
[ 88.869960][ T5748] hsr_slave_1: entered promiscuous mode
[ 88.870638][ T5748] debugfs: 'hsr0' already exists in 'hsr'
[ 88.870756][ T5748] Cannot create hsr debugfs directory
[ 89.421893][ T3306] bridge_slave_1: left allmulticast mode
[ 89.421924][ T3306] bridge_slave_1: left promiscuous mode
[ 89.422369][ T3306] bridge0: port 2(bridge_slave_1) entered disabled state
[ 89.447816][ T3306] bridge_slave_0: left allmulticast mode
[ 89.447838][ T3306] bridge_slave_0: left promiscuous mode
[ 89.447984][ T3306] bridge0: port 1(bridge_slave_0) entered disabled state
[ 89.571217][ T3306] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 89.573622][ T3306] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 89.574697][ T3306] bond0 (unregistering): Released all slaves
[ 89.707176][ T3306] hsr_slave_0: left promiscuous mode
[ 89.708559][ T3306] hsr_slave_1: left promiscuous mode
[ 89.709674][ T3306] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 89.709706][ T3306] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 89.710892][ T3306] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 89.710911][ T3306] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 89.728801][ T3306] veth1_macvtap: left promiscuous mode
[ 89.728852][ T3306] veth0_macvtap: left promiscuous mode
[ 89.728968][ T3306] veth1_vlan: left promiscuous mode
[ 89.729046][ T3306] veth0_vlan: left promiscuous mode
[ 90.083536][ T3306] team0 (unregistering): Port device team_slave_1 removed
[ 90.108371][ T3306] team0 (unregistering): Port device team_slave_0 removed
[ 90.238858][ T5274] 8021q: adding VLAN 0 to HW filter on device eth1
[ 90.337856][ T4928] Bluetooth: hci0: command tx timeout
[ 90.518110][ T5748] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 90.537589][ T5748] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 90.538462][ T5748] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 90.559743][ T5748] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 90.562283][ T5748] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 90.582912][ T5748] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 90.584554][ T5748] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 90.609632][ T5748] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 90.963131][ T5748] 8021q: adding VLAN 0 to HW filter on device bond0
[ 91.006708][ T5748] 8021q: adding VLAN 0 to HW filter on device team0
[ 91.024636][ T139] bridge0: port 1(bridge_slave_0) entered blocking state
[ 91.028921][ T139] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 91.075733][ T12] bridge0: port 2(bridge_slave_1) entered blocking state
[ 91.075832][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 91.692251][ T5748] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 91.750415][ T5748] veth0_vlan: entered promiscuous mode
[ 91.764286][ T5748] veth1_vlan: entered promiscuous mode
[ 91.800176][ T5748] veth0_macvtap: entered promiscuous mode
[ 91.805628][ T5748] veth1_macvtap: entered promiscuous mode
[ 91.837982][ T5748] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 91.844704][ T5748] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 91.886987][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 91.887032][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 91.887063][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 91.887095][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 91.982304][ T139] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 91.982326][ T139] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 92.055590][ T3306] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 92.055611][ T3306] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 92.417963][ T4928] Bluetooth: hci0: command tx timeout
2026/09/29 10:21:25 executed programs: 43
[ 94.506536][ T4928] Bluetooth: hci0: command tx timeout
[ 96.576728][ T4928] Bluetooth: hci0: command tx timeout
[ 132.817303][ T1313] ieee802154 phy0 wpan0: encryption failed: -22
[ 132.817379][ T1313] ieee802154 phy1 wpan1: encryption failed: -22
[ 194.257097][ T1313] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.257133][ T1313] ieee802154 phy1 wpan1: encryption failed: -22
[ 211.696277][ T5738] Bluetooth: hci0: command 0x0406 tx timeout
[ 242.256632][ T34] INFO: task kworker/u8:9:3306 blocked in I/O wait for more than 143 seconds.
[ 242.256662][ T34] Not tainted syzkaller #0
[ 242.256672][ T34] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 242.256685][ T34] task:kworker/u8:9 state:D stack:21480 pid:3306 tgid:3306 ppid:2 task_flags:0x4248060 flags:0x00080000
[ 242.256749][ T34] Workqueue: writeback wb_workfn (flush-8:0)
[ 242.256870][ T34] Call Trace:
[ 242.256882][ T34]
[ 242.256899][ T34] __schedule+0x1b47/0x5b40
[ 242.256922][ T34] ? blk_mq_flush_plug_list+0x415/0x540
[ 242.256955][ T34] ? __pfx_blk_mq_flush_plug_list+0x10/0x10
[ 242.257002][ T34] ? __blk_flush_plug+0x416/0x4d0
[ 242.257030][ T34] ? __pfx___schedule+0x10/0x10
[ 242.257059][ T34] ? schedule+0x90/0x2b0
[ 242.257081][ T34] schedule+0x164/0x2b0
[ 242.257103][ T34] io_schedule+0x7f/0xd0
[ 242.257127][ T34] rq_qos_wait+0x266/0x360
[ 242.257151][ T34] ? __pfx_wbt_inflight_cb+0x10/0x10
[ 242.257175][ T34] ? __pfx_wbt_cleanup_cb+0x10/0x10
[ 242.257200][ T34] ? __pfx_rq_qos_wait+0x10/0x10
[ 242.257218][ T34] ? __pfx_rq_qos_wake_function+0x10/0x10
[ 242.257237][ T34] ? __pfx_wbt_inflight_cb+0x10/0x10
[ 242.257265][ T34] ? __bio_advance+0x2d0/0x500
[ 242.257294][ T34] wbt_wait+0x326/0x550
[ 242.257320][ T34] ? __pfx_wbt_wait+0x10/0x10
[ 242.257344][ T34] ? bio_split_rw+0x31d/0x4e0
[ 242.257361][ T34] ? __pfx_wbt_wait+0x10/0x10
[ 242.257374][ T34] __rq_qos_throttle+0x6b/0xb0
[ 242.257386][ T34] blk_mq_submit_bio+0x165d/0x2bb0
[ 242.257410][ T34] ? blk_mq_submit_bio+0x308/0x2bb0
[ 242.257428][ T34] ? __pfx_blk_mq_submit_bio+0x10/0x10
[ 242.257442][ T34] ? blk_cgroup_bio_start+0x5d7/0x670
[ 242.257467][ T34] ? __pfx_blk_cgroup_bio_start+0x10/0x10
[ 242.257485][ T34] ? __submit_bio+0x7e/0x340
[ 242.257502][ T34] submit_bio_noacct_nocheck+0x34e/0xa40
[ 242.257521][ T34] ? __pfx_submit_bio_noacct_nocheck+0x10/0x10
[ 242.257545][ T34] ext4_bio_write_folio+0x101a/0x18c0
[ 242.257565][ T34] ext4_do_writepages+0x203d/0x4770
[ 242.257600][ T34] ? __pfx_ext4_do_writepages+0x10/0x10
[ 242.257625][ T34] ? lock_acquire+0x115/0x350
[ 242.257647][ T34] ext4_writepages+0x1fe/0x4e0
[ 242.257663][ T34] ? __pfx_ext4_writepages+0x10/0x10
[ 242.257684][ T34] ? do_raw_spin_unlock+0xf5/0x200
[ 242.257699][ T34] ? __pfx_ext4_writepages+0x10/0x10
[ 242.257713][ T34] do_writepages+0x338/0x560
[ 242.257731][ T34] ? do_raw_spin_lock+0x12b/0x2f0
[ 242.257748][ T34] ? reacquire_held_locks+0x117/0x1a0
[ 242.257761][ T34] ? writeback_sb_inodes+0x450/0x1af0
[ 242.257778][ T34] __writeback_single_inode+0x136/0x1220
[ 242.257797][ T34] ? do_raw_spin_unlock+0xf5/0x200
[ 242.257826][ T34] writeback_sb_inodes+0x9de/0x1af0
[ 242.257852][ T34] ? __pfx_writeback_sb_inodes+0x10/0x10
[ 242.257881][ T34] ? __pfx_down_read_trylock+0x10/0x10
[ 242.257905][ T34] __writeback_inodes_wb+0x114/0x240
[ 242.257921][ T34] wb_writeback+0x42f/0xad0
[ 242.257933][ T34] ? queue_io+0x1f1/0x470
[ 242.257946][ T34] ? __pfx_wb_writeback+0x10/0x10
[ 242.257955][ T34] ? do_raw_spin_lock+0x12b/0x2f0
[ 242.257978][ T34] wb_workfn+0xc92/0x10f0
[ 242.258001][ T34] ? __pfx_wb_workfn+0x10/0x10
[ 242.258019][ T34] ? update_protect_slice+0x45/0x320
[ 242.258037][ T34] ? lock_acquire+0x115/0x350
[ 242.258053][ T34] ? rcu_is_watching+0x16/0xb0
[ 242.258068][ T34] ? process_scheduled_works+0x97a/0x1630
[ 242.258083][ T34] process_scheduled_works+0xc3d/0x1630
[ 242.258112][ T34] ? __pfx_process_scheduled_works+0x10/0x10
[ 242.258129][ T34] ? assign_work+0x3cf/0x5d0
[ 242.258145][ T34] worker_thread+0xa47/0xfb0
[ 242.258173][ T34] kthread+0x38b/0x480
[ 242.258185][ T34] ? __pfx_worker_thread+0x10/0x10
[ 242.258198][ T34] ? __pfx_kthread+0x10/0x10
[ 242.258209][ T34] ret_from_fork+0x514/0xb70
[ 242.258225][ T34] ? __pfx_ret_from_fork+0x10/0x10
[ 242.258240][ T34] ? __switch_to+0xc78/0x1410
[ 242.258254][ T34] ? __pfx_kthread+0x10/0x10
[ 242.258265][ T34] ret_from_fork_asm+0x1a/0x30
[ 242.258288][ T34]
[ 242.258296][ T34] INFO: task jbd2/sda1-8:4941 blocked for more than 143 seconds.
[ 242.258305][ T34] Not tainted syzkaller #0
[ 242.258310][ T34] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 242.258315][ T34] task:jbd2/sda1-8 state:D stack:26280 pid:4941 tgid:4941 ppid:2 task_flags:0x240040 flags:0x00080000
[ 242.258348][ T34] Call Trace:
[ 242.258351][ T34]
[ 242.258357][ T34] __schedule+0x1b47/0x5b40
[ 242.258369][ T34] ? __lock_acquire+0x747/0x2de0
[ 242.258384][ T34] ? __lock_acquire+0x747/0x2de0
[ 242.258409][ T34] ? __pfx___schedule+0x10/0x10
[ 242.258419][ T34] ? lock_acquire+0x115/0x350
[ 242.258435][ T34] ? schedule+0x90/0x2b0
[ 242.258447][ T34] schedule+0x164/0x2b0
[ 242.258459][ T34] jbd2_journal_wait_updates+0x19a/0x280
[ 242.258475][ T34] ? __pfx_jbd2_journal_wait_updates+0x10/0x10
[ 242.258487][ T34] ? do_raw_write_lock+0x11d/0x260
[ 242.258502][ T34] ? __pfx_autoremove_wake_function+0x10/0x10
[ 242.258517][ T34] ? __pfx_do_raw_write_lock+0x10/0x10
[ 242.258538][ T34] jbd2_journal_commit_transaction+0x93f/0x5c80
[ 242.258553][ T34] ? trace_hrtimer_start+0x82/0x200
[ 242.258566][ T34] ? hrtimer_start_range_ns_common+0x7f6/0xb60
[ 242.258586][ T34] ? __lock_acquire+0x747/0x2de0
[ 242.258605][ T34] ? __lock_acquire+0x747/0x2de0
[ 242.258616][ T34] ? __pfx_jbd2_journal_commit_transaction+0x10/0x10
[ 242.258635][ T34] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 242.258662][ T34] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 242.258675][ T34] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 242.258685][ T34] ? __timer_delete_sync+0x4a7/0x520
[ 242.258700][ T34] kjournald2+0x3bc/0x740
[ 242.258718][ T34] ? __pfx_kjournald2+0x10/0x10
[ 242.258729][ T34] ? __pfx_autoremove_wake_function+0x10/0x10
[ 242.258744][ T34] ? __kthread_parkme+0x71/0x1f0
[ 242.258759][ T34] ? __kthread_parkme+0x199/0x1f0
[ 242.258777][ T34] kthread+0x38b/0x480
[ 242.258787][ T34] ? __pfx_kjournald2+0x10/0x10
[ 242.258797][ T34] ? __pfx_kthread+0x10/0x10
[ 242.258808][ T34] ret_from_fork+0x514/0xb70
[ 242.258838][ T34] ? __pfx_ret_from_fork+0x10/0x10
[ 242.258853][ T34] ? __switch_to+0xc78/0x1410
[ 242.258867][ T34] ? __pfx_kthread+0x10/0x10
[ 242.258878][ T34] ret_from_fork_asm+0x1a/0x30
[ 242.258900][ T34]
[ 242.258922][ T34] INFO: task syz.0.213:6032 blocked for more than 143 seconds.
[ 242.258930][ T34] Not tainted syzkaller #0
[ 242.258935][ T34] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 242.258939][ T34] task:syz.0.213 state:D stack:28168 pid:6032 tgid:6032 ppid:5748 task_flags:0x400040 flags:0x00080002
[ 242.258971][ T34] Call Trace:
[ 242.258974][ T34]
[ 242.258981][ T34] __schedule+0x1b47/0x5b40
[ 242.258992][ T34] ? __lock_acquire+0x747/0x2de0
[ 242.259016][ T34] ? __pfx___schedule+0x10/0x10
[ 242.259025][ T34] ? lock_acquire+0x115/0x350
[ 242.259041][ T34] ? schedule+0x90/0x2b0
[ 242.259054][ T34] schedule+0x164/0x2b0
[ 242.259064][ T34] ? wait_transaction_locked+0x1a9/0x280
[ 242.259078][ T34] wait_transaction_locked+0x1d6/0x280
[ 242.259093][ T34] ? __pfx_wait_transaction_locked+0x10/0x10
[ 242.259107][ T34] ? __pfx_autoremove_wake_function+0x10/0x10
[ 242.259122][ T34] ? __pfx_stack_trace_save+0x10/0x10
[ 242.259133][ T34] ? jbd2__journal_start+0x145/0x5d0
[ 242.259144][ T34] ? kmem_cache_alloc_noprof+0xf1/0x600
[ 242.259159][ T34] start_this_handle+0x7e6/0x21f0
[ 242.259170][ T34] ? kasan_save_track+0x3e/0x80
[ 242.259196][ T34] ? __pfx_start_this_handle+0x10/0x10
[ 242.259216][ T34] ? rcu_is_watching+0x16/0xb0
[ 242.259229][ T34] ? trace_kmem_cache_alloc+0x29/0xe0
[ 242.259239][ T34] ? jbd2__journal_start+0x145/0x5d0
[ 242.259251][ T34] ? kmem_cache_alloc_noprof+0x31a/0x600
[ 242.259261][ T34] ? jbd2__journal_start+0x145/0x5d0
[ 242.259272][ T34] ? kmem_cache_alloc_noprof+0x151/0x600
[ 242.259282][ T34] ? jbd2__journal_start+0x145/0x5d0
[ 242.259296][ T34] jbd2__journal_start+0x2c0/0x5d0
[ 242.259311][ T34] __ext4_journal_start_sb+0x205/0x780
[ 242.259327][ T34] ext4_dirty_inode+0x93/0x110
[ 242.259340][ T34] ? __pfx_ext4_dirty_inode+0x10/0x10
[ 242.259352][ T34] __mark_inode_dirty+0x3a8/0x13b0
[ 242.259370][ T34] file_update_time_flags+0x399/0x440
[ 242.259387][ T34] ext4_page_mkwrite+0x21f/0x12c0
[ 242.259411][ T34] ? __pfx_filemap_fault+0x10/0x10
[ 242.259426][ T34] ? __pfx_ext4_page_mkwrite+0x10/0x10
[ 242.259439][ T34] ? lruvec_stat_mod_folio+0x28e/0x3e0
[ 242.259454][ T34] do_page_mkwrite+0x147/0x310
[ 242.259468][ T34] do_pte_missing+0x70f/0x3570
[ 242.259481][ T34] ? do_raw_spin_unlock+0xf5/0x200
[ 242.259498][ T34] ? _raw_spin_unlock+0x28/0x50
[ 242.259508][ T34] ? __pmd_alloc+0x40a/0x5c0
[ 242.259524][ T34] handle_mm_fault+0x1a53/0x3750
[ 242.259544][ T34] ? handle_mm_fault+0xf1/0x3750
[ 242.259564][ T34] ? __pfx_handle_mm_fault+0x10/0x10
[ 242.259578][ T34] ? lock_vma_under_rcu+0x45a/0x500
[ 242.259625][ T34] do_user_addr_fault+0xb35/0x1480
[ 242.259647][ T34] ? trace_page_fault_user+0x84/0x1e0
[ 242.259664][ T34] exc_page_fault+0x6a/0xc0
[ 242.259677][ T34] asm_exc_page_fault+0x26/0x30
[ 242.259688][ T34] RIP: 0033:0x7f60f7c6baa3
[ 242.259706][ T34] RSP: 002b:00007ffd80c0e240 EFLAGS: 00010246
[ 242.259716][ T34] RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000
[ 242.259722][ T34] RDX: 0000001b33f24000 RSI: 0000000000040000 RDI: 00007f60f7fe0708
[ 242.259730][ T34] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 242.259736][ T34] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 242.259742][ T34] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffd80c0e4d0
[ 242.259757][ T34]
[ 242.259766][ T34]
[ 242.259766][ T34] Showing all locks held in the system:
[ 242.259774][ T34] locks held by khungtaskd/34: 1, last CPU#0:
[ 242.259783][ T34] #0: ffffffff8f15c520 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 242.259830][ T34] locks held by kworker/u8:9/3306: 5, on CPU#0:
[ 242.259838][ T34] #0: ffff88801febe948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630
[ 242.259866][ T34] #1: ffffc9000e337c40 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630
[ 242.259895][ T34] #2: ffff8880344060e8 (&type->s_umount_key#34){++++}-{4:4}, at: super_trylock_shared+0x23/0xf0
[ 242.259926][ T34] #3: ffff888034404c98 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x1f1/0x4e0
[ 242.259954][ T34] #4: ffff888034402938 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fb0/0x21f0
[ 242.259981][ T34] locks held by getty/5369: 2, on CPU#0:
[ 242.259988][ T34] #0: ffff88803437b0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 242.260013][ T34] #1: ffffc9000322b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45a/0x1360
[ 242.260044][ T34] locks held by syz.0.213/6032: 2, on CPU#1:
[ 242.260051][ T34] #0: ffff88807099ce48 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x1d1/0x500
[ 242.260080][ T34] #1: ffff888034406558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x1fd/0x12c0
[ 242.260107][ T34] locks held by syz-executor/6042: 2, on CPU#1:
[ 242.260114][ T34] #0: ffff888034406460 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90
[ 242.260144][ T34] #1: ffff888076a2f950 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_create+0x200/0x370
[ 242.260176][ T34]
[ 242.260179][ T34] =============================================
[ 242.260179][ T34]
[ 242.260236][ T34] NMI backtrace for cpu 0
[ 242.260252][ T34] CPU: 0 UID: 0 PID: 34 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 242.260274][ T34] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 242.260284][ T34] Call Trace:
[ 242.260292][ T34]
[ 242.260300][ T34] dump_stack_lvl+0xe8/0x150
[ 242.260325][ T34] nmi_cpu_backtrace+0x274/0x2d0
[ 242.260355][ T34] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 242.260385][ T34] nmi_trigger_cpumask_backtrace+0x17d/0x390
[ 242.260415][ T34] sys_info+0x135/0x170
[ 242.260429][ T34] watchdog+0x1058/0x10d0
[ 242.260445][ T34] ? watchdog+0x209/0x10d0
[ 242.260460][ T34] kthread+0x38b/0x480
[ 242.260470][ T34] ? __pfx_watchdog+0x10/0x10
[ 242.260481][ T34] ? __pfx_kthread+0x10/0x10
[ 242.260491][ T34] ret_from_fork+0x514/0xb70
[ 242.260507][ T34] ? __pfx_ret_from_fork+0x10/0x10
[ 242.260521][ T34] ? __switch_to+0xc78/0x1410
[ 242.260534][ T34] ? __pfx_kthread+0x10/0x10
[ 242.260545][ T34] ret_from_fork_asm+0x1a/0x30
[ 242.260566][ T34]
[ 242.260570][ T34] Sending NMI from CPU 0 to CPUs 1:
[ 242.260672][ C1] NMI backtrace for cpu 1
[ 242.260685][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full)
[ 242.260705][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 242.260715][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20
[ 242.260738][ C1] Code: ab a2 02 c3 cc cc cc cc 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 33 d7 29 00 fb f4 8c 18 03 00 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90
[ 242.260753][ C1] RSP: 0018:ffffc900001c7e40 EFLAGS: 00000242
[ 242.260769][ C1] RAX: 00000000000a7357 RBX: ffffffff819ccfb0 RCX: 8000000000000001
[ 242.260783][ C1] RDX: 0000000000000001 RSI: ffffffff8e74faa0 RDI: ffffffff8c8f4380
[ 242.260797][ C1] RBP: ffffc900001c7f10 R08: ffff8880b8533e5b R09: 1ffff110170a67cb
[ 242.260811][ C1] R10: dffffc0000000000 R11: ffffed10170a67cc R12: 0000000000000000
[ 242.260824][ C1] R13: 1ffff11003c5d3e8 R14: 1ffff92000038fd0 R15: dffffc0000000000
[ 242.260838][ C1] FS: 0000000000000000(0000) GS:ffff888124722000(0000) knlGS:0000000000000000
[ 242.260853][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 242.260866][ C1] CR2: 000056434d5ab660 CR3: 000000000ef48000 CR4: 00000000003526f0
[ 242.260882][ C1] Call Trace:
[ 242.260889][ C1]
[ 242.260895][ C1] default_idle+0x9/0x20
[ 242.260925][ C1] default_idle_call+0x72/0xb0
[ 242.260949][ C1] do_idle+0x2e0/0x540
[ 242.260968][ C1] ? __pfx_do_idle+0x10/0x10
[ 242.260990][ C1] cpu_startup_entry+0x43/0x60
[ 242.261008][ C1] start_secondary+0x101/0x110
[ 242.261033][ C1] common_startup_64+0x13e/0x157
[ 242.261060][ C1]
[ 242.261637][ T34] Kernel panic - not syncing: hung_task: blocked tasks
[ 243.658175][ T34] CPU: 0 UID: 0 PID: 34 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 243.667288][ T34] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 243.677349][ T34] Call Trace:
[ 243.680651][ T34]
[ 243.683582][ T34] vpanic+0x26f/0x710
[ 243.687579][ T34] panic+0xc5/0xd0
[ 243.691342][ T34] ? __pfx_panic+0x10/0x10
[ 243.695768][ T34] ? wq_watchdog_touch+0xf9/0x160
[ 243.700806][ T34] ? nmi_trigger_cpumask_backtrace+0x24d/0x390
[ 243.706983][ T34] watchdog+0x10cc/0x10d0
[ 243.711328][ T34] ? watchdog+0x209/0x10d0
[ 243.715753][ T34] kthread+0x38b/0x480
[ 243.719844][ T34] ? __pfx_watchdog+0x10/0x10
[ 243.724541][ T34] ? __pfx_kthread+0x10/0x10
[ 243.729156][ T34] ret_from_fork+0x514/0xb70
[ 243.733869][ T34] ? __pfx_ret_from_fork+0x10/0x10
[ 243.738997][ T34] ? __switch_to+0xc78/0x1410
[ 243.743698][ T34] ? __pfx_kthread+0x10/0x10
[ 243.748293][ T34] ret_from_fork_asm+0x1a/0x30
[ 243.753084][ T34]
[ 243.756549][ T34] Kernel Offset: disabled
[ 243.760900][ T34] Rebooting in 86400 seconds..