Warning: Permanently added '10.128.0.174' (ED25519) to the list of known hosts.
2026/08/07 00:02:00 parsed 1 programs
2026/08/07 00:02:00 serving rpc on tcp://40663
[ 153.964464][ T5639] cgroup: Unknown subsys name 'net'
[ 154.125430][ T5639] cgroup: Unknown subsys name 'cpuset'
[ 154.134915][ T5639] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 155.656545][ T5639] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 158.536032][ T5648] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality.
[ 160.336091][ T5682] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 160.346007][ T5682] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 160.353798][ T5682] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 160.362126][ T5682] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 160.370413][ T5682] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 161.960997][ T5704] bridge0: port 1(bridge_slave_0) entered blocking state
[ 161.968574][ T5704] bridge0: port 1(bridge_slave_0) entered disabled state
[ 161.975771][ T5704] bridge_slave_0: entered allmulticast mode
[ 161.983553][ T5704] bridge_slave_0: entered promiscuous mode
[ 161.992598][ T5704] bridge0: port 2(bridge_slave_1) entered blocking state
[ 161.999748][ T5704] bridge0: port 2(bridge_slave_1) entered disabled state
[ 162.007287][ T5704] bridge_slave_1: entered allmulticast mode
[ 162.015127][ T5704] bridge_slave_1: entered promiscuous mode
[ 162.047320][ T5704] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 162.059055][ T5704] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 162.093608][ T5704] team0: Port device team_slave_0 added
[ 162.101772][ T5704] team0: Port device team_slave_1 added
[ 162.131813][ T5704] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 162.138758][ T5704] 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.
[ 162.164821][ T5704] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 162.177817][ T5704] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 162.184792][ T5704] 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.
[ 162.211475][ T5704] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 162.260522][ T5704] hsr_slave_0: entered promiscuous mode
[ 162.267156][ T5704] hsr_slave_1: entered promiscuous mode
[ 162.436143][ T5704] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 162.449210][ T5704] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 162.457304][ T5704] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 162.467517][ T5704] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 162.475419][ T5704] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 162.485117][ T5704] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 162.494195][ T5704] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 162.506768][ T5704] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 162.539075][ T5704] bridge0: port 2(bridge_slave_1) entered blocking state
[ 162.546498][ T5704] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 162.554210][ T5704] bridge0: port 1(bridge_slave_0) entered blocking state
[ 162.561429][ T5704] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 162.625090][ T5704] 8021q: adding VLAN 0 to HW filter on device bond0
[ 162.645923][ T12] bridge0: port 1(bridge_slave_0) entered disabled state
[ 162.654063][ T12] bridge0: port 2(bridge_slave_1) entered disabled state
[ 162.670103][ T5704] 8021q: adding VLAN 0 to HW filter on device team0
[ 162.685067][ T88] bridge0: port 1(bridge_slave_0) entered blocking state
[ 162.692248][ T88] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 162.706679][ T12] bridge0: port 2(bridge_slave_1) entered blocking state
[ 162.713796][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 163.115540][ T5704] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 163.165935][ T5704] veth0_vlan: entered promiscuous mode
[ 163.178887][ T5704] veth1_vlan: entered promiscuous mode
[ 163.211801][ T5704] veth0_macvtap: entered promiscuous mode
[ 163.221620][ T5704] veth1_macvtap: entered promiscuous mode
[ 163.242434][ T5704] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 163.258413][ T5704] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 163.312655][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 163.322141][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 163.352304][ T3303] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 163.362582][ T3303] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 163.459590][ T763] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 163.574966][ T763] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 163.667368][ T763] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 163.782213][ T763] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 163.901426][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 163.914172][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 163.948359][ T3303] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 163.956900][ T3303] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2026/08/07 00:02:15 executed programs: 0
[ 164.454822][ T5682] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 164.464866][ T5682] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 164.473110][ T5682] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 164.483788][ T5682] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 164.491655][ T5682] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 165.031249][ T5759] bridge0: port 1(bridge_slave_0) entered blocking state
[ 165.038602][ T5759] bridge0: port 1(bridge_slave_0) entered disabled state
[ 165.046799][ T5759] bridge_slave_0: entered allmulticast mode
[ 165.054330][ T5759] bridge_slave_0: entered promiscuous mode
[ 165.062759][ T5759] bridge0: port 2(bridge_slave_1) entered blocking state
[ 165.069930][ T5759] bridge0: port 2(bridge_slave_1) entered disabled state
[ 165.077472][ T5759] bridge_slave_1: entered allmulticast mode
[ 165.085050][ T5759] bridge_slave_1: entered promiscuous mode
[ 165.120349][ T5759] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 165.133225][ T5759] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 165.168047][ T5759] team0: Port device team_slave_0 added
[ 165.176184][ T5759] team0: Port device team_slave_1 added
[ 165.208535][ T5759] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 165.215504][ T5759] 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.
[ 165.241592][ T5759] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 165.254240][ T5759] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 165.261161][ T5759] 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.
[ 165.288554][ T5759] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 165.339899][ T5759] hsr_slave_0: entered promiscuous mode
[ 165.347363][ T5759] hsr_slave_1: entered promiscuous mode
[ 165.354596][ T5759] debugfs: 'hsr0' already exists in 'hsr'
[ 165.360781][ T5759] Cannot create hsr debugfs directory
[ 165.618473][ T763] bridge_slave_1: left allmulticast mode
[ 165.624502][ T763] bridge_slave_1: left promiscuous mode
[ 165.631103][ T763] bridge0: port 2(bridge_slave_1) entered disabled state
[ 165.643556][ T763] bridge_slave_0: left allmulticast mode
[ 165.649201][ T763] bridge_slave_0: left promiscuous mode
[ 165.655011][ T763] bridge0: port 1(bridge_slave_0) entered disabled state
[ 165.787577][ T763] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 165.799291][ T763] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 165.809683][ T763] bond0 (unregistering): Released all slaves
[ 165.939457][ T763] hsr_slave_0: left promiscuous mode
[ 165.947753][ T763] hsr_slave_1: left promiscuous mode
[ 165.954242][ T763] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 165.961847][ T763] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 165.970042][ T763] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 165.984236][ T763] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 166.005189][ T763] veth1_macvtap: left promiscuous mode
[ 166.010936][ T763] veth0_macvtap: left promiscuous mode
[ 166.016809][ T763] veth1_vlan: left promiscuous mode
[ 166.022225][ T763] veth0_vlan: left promiscuous mode
[ 166.328754][ T763] team0 (unregistering): Port device team_slave_1 removed
[ 166.355247][ T763] team0 (unregistering): Port device team_slave_0 removed
[ 166.492852][ T5267] 8021q: adding VLAN 0 to HW filter on device eth1
[ 166.542206][ T5682] Bluetooth: hci0: command tx timeout
[ 166.808569][ T5759] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 166.820577][ T5759] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 166.838207][ T5759] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 166.851072][ T5759] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 166.864314][ T5759] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 166.875539][ T5759] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 166.884250][ T5759] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 166.901614][ T5759] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 167.211118][ T5759] 8021q: adding VLAN 0 to HW filter on device bond0
[ 167.242466][ T5759] 8021q: adding VLAN 0 to HW filter on device team0
[ 167.285415][ T88] bridge0: port 1(bridge_slave_0) entered blocking state
[ 167.292542][ T88] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 167.308251][ T88] bridge0: port 2(bridge_slave_1) entered blocking state
[ 167.315381][ T88] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 167.760393][ T5759] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 167.805430][ T5759] veth0_vlan: entered promiscuous mode
[ 167.818113][ T5759] veth1_vlan: entered promiscuous mode
[ 167.849349][ T5759] veth0_macvtap: entered promiscuous mode
[ 167.859161][ T5759] veth1_macvtap: entered promiscuous mode
[ 167.878310][ T5759] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 167.892715][ T5759] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 167.966512][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 167.978855][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 168.004886][ T763] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 168.014330][ T763] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 168.031401][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 168.040212][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 168.050613][ T763] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 168.060135][ T763] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 168.621460][ T5682] Bluetooth: hci0: command tx timeout
2026/08/07 00:02:20 executed programs: 60
[ 170.701402][ T5682] Bluetooth: hci0: command tx timeout
[ 172.781796][ T5682] Bluetooth: hci0: command tx timeout
[ 193.502767][ T1299] ieee802154 phy0 wpan0: encryption failed: -22
[ 193.509777][ T1299] ieee802154 phy1 wpan1: encryption failed: -22
[ 254.942606][ T1299] ieee802154 phy0 wpan0: encryption failed: -22
[ 254.948908][ T1299] ieee802154 phy1 wpan1: encryption failed: -22
[ 287.741279][ T51] Bluetooth: hci0: command 0x0406 tx timeout
[ 316.383035][ T1299] ieee802154 phy0 wpan0: encryption failed: -22
[ 316.390926][ T1299] ieee802154 phy1 wpan1: encryption failed: -22
[ 326.622063][ T32] INFO: task kworker/u8:6:763 blocked in I/O wait for more than 143 seconds.
[ 326.630859][ T32] Not tainted syzkaller #0
[ 326.635867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 326.644698][ T32] task:kworker/u8:6 state:D stack:20032 pid:763 tgid:763 ppid:2 task_flags:0x4248060 flags:0x00080000
[ 326.656787][ T32] Workqueue: writeback wb_workfn (flush-8:0)
[ 326.662900][ T32] Call Trace:
[ 326.666204][ T32]
[ 326.670039][ T32] __schedule+0x17d9/0x56c0
[ 326.675756][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.681732][ T32] ? blk_mq_flush_plug_list+0x415/0x540
[ 326.687325][ T32] ? __pfx_blk_mq_flush_plug_list+0x10/0x10
[ 326.693279][ T32] ? __pfx_blk_mq_flush_plug_list+0x10/0x10
[ 326.699191][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.704937][ T32] ? __blk_flush_plug+0x416/0x4d0
[ 326.709997][ T32] ? __pfx___schedule+0x10/0x10
[ 326.714932][ T32] ? schedule+0x90/0x2b0
[ 326.719196][ T32] schedule+0x164/0x2b0
[ 326.723464][ T32] io_schedule+0x7f/0xd0
[ 326.727755][ T32] rq_qos_wait+0x266/0x360
[ 326.732240][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.737893][ T32] ? __pfx_wbt_inflight_cb+0x10/0x10
[ 326.743290][ T32] ? __pfx_wbt_cleanup_cb+0x10/0x10
[ 326.748522][ T32] ? __pfx_rq_qos_wait+0x10/0x10
[ 326.753530][ T32] ? __pfx_rq_qos_wake_function+0x10/0x10
[ 326.759270][ T32] ? __pfx_wbt_inflight_cb+0x10/0x10
[ 326.764666][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.771243][ T32] ? __bio_advance+0x2d0/0x500
[ 326.776047][ T32] wbt_wait+0x326/0x550
[ 326.780212][ T32] ? __pfx_wbt_wait+0x10/0x10
[ 326.785939][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.792022][ T32] ? bio_split_rw+0x31d/0x4e0
[ 326.796992][ T32] ? __pfx_wbt_wait+0x10/0x10
[ 326.801775][ T32] __rq_qos_throttle+0x6b/0xb0
[ 326.806579][ T32] blk_mq_submit_bio+0x1522/0x2a40
[ 326.811742][ T32] ? blk_mq_submit_bio+0x306/0x2a40
[ 326.816960][ T32] ? __pfx_blk_mq_submit_bio+0x10/0x10
[ 326.822604][ T32] ? blk_cgroup_bio_start+0x5d4/0x670
[ 326.828018][ T32] ? __pfx_blk_cgroup_bio_start+0x10/0x10
[ 326.833808][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.839447][ T32] ? __submit_bio+0x7e/0x340
[ 326.844161][ T32] submit_bio_noacct_nocheck+0x34e/0xa40
[ 326.849830][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.855513][ T32] ? __pfx_submit_bio_noacct_nocheck+0x10/0x10
[ 326.861752][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.867418][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.873958][ T32] ? submit_bio_noacct+0xf7b/0x1b20
[ 326.879190][ T32] ? blkcg_set_ioprio+0x16b/0x2a0
[ 326.884366][ T32] ext4_io_submit+0x11b/0x190
[ 326.889082][ T32] ext4_do_writepages+0x1293/0x47a0
[ 326.895339][ T32] ? __pfx_ext4_do_writepages+0x10/0x10
[ 326.900944][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.906972][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.912674][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.918603][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.924347][ T32] ext4_writepages+0x241/0x3b0
[ 326.929149][ T32] ? __pfx_ext4_writepages+0x10/0x10
[ 326.934508][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.940152][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.945900][ T32] ? do_raw_spin_unlock+0xf5/0x210
[ 326.951039][ T32] ? __pfx_ext4_writepages+0x10/0x10
[ 326.956376][ T32] do_writepages+0x338/0x560
[ 326.960985][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 326.966715][ T32] ? reacquire_held_locks+0x104/0x190
[ 326.972144][ T32] ? writeback_sb_inodes+0x450/0x1b00
[ 326.978406][ T32] __writeback_single_inode+0x12e/0xf90
[ 326.984078][ T32] writeback_sb_inodes+0x9de/0x1b00
[ 326.989339][ T32] ? __pfx_writeback_sb_inodes+0x10/0x10
[ 326.995075][ T32] ? __pfx_down_read_trylock+0x10/0x10
[ 327.000569][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.007217][ T32] __writeback_inodes_wb+0x114/0x240
[ 327.012566][ T32] wb_writeback+0x42f/0xad0
[ 327.017079][ T32] ? queue_io+0x251/0x470
[ 327.021753][ T32] ? __pfx_wb_writeback+0x10/0x10
[ 327.026817][ T32] ? do_raw_spin_lock+0x12b/0x2f0
[ 327.032080][ T32] ? process_scheduled_works+0xa20/0x14e0
[ 327.037828][ T32] wb_workfn+0xc92/0x10f0
[ 327.042281][ T32] ? __pfx_wb_workfn+0x10/0x10
[ 327.047090][ T32] ? do_raw_spin_lock+0x12b/0x2f0
[ 327.052163][ T32] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 327.057542][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.063278][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.068943][ T32] ? rcu_is_watching+0x15/0xb0
[ 327.073736][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.079965][ T32] ? process_scheduled_works+0xa20/0x14e0
[ 327.085778][ T32] process_scheduled_works+0xa8e/0x14e0
[ 327.091432][ T32] ? __pfx_process_scheduled_works+0x10/0x10
[ 327.097419][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.103243][ T32] ? assign_work+0x3cf/0x5d0
[ 327.107892][ T32] worker_thread+0xa47/0xfb0
[ 327.112529][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.118176][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.123951][ T32] ? __kthread_parkme+0x71/0x1f0
[ 327.128935][ T32] kthread+0x388/0x470
[ 327.133051][ T32] ? __pfx_worker_thread+0x10/0x10
[ 327.138166][ T32] ? __pfx_kthread+0x10/0x10
[ 327.142809][ T32] ret_from_fork+0x514/0xb70
[ 327.147420][ T32] ? __pfx_ret_from_fork+0x10/0x10
[ 327.152615][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.158268][ T32] ? __switch_to+0xc89/0x1420
[ 327.163036][ T32] ? __pfx_kthread+0x10/0x10
[ 327.167664][ T32] ret_from_fork_asm+0x1a/0x30
[ 327.172495][ T32]
[ 327.175595][ T32] INFO: task jbd2/sda1-8:4934 blocked in I/O wait for more than 143 seconds.
[ 327.184756][ T32] Not tainted syzkaller #0
[ 327.189695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 327.198381][ T32] task:jbd2/sda1-8 state:D stack:25288 pid:4934 tgid:4934 ppid:2 task_flags:0x240040 flags:0x00080000
[ 327.210362][ T32] Call Trace:
[ 327.213684][ T32]
[ 327.216632][ T32] __schedule+0x17d9/0x56c0
[ 327.221194][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.226843][ T32] ? __pfx___schedule+0x10/0x10
[ 327.231820][ T32] ? schedule+0x90/0x2b0
[ 327.236104][ T32] schedule+0x164/0x2b0
[ 327.240260][ T32] io_schedule+0x7f/0xd0
[ 327.244541][ T32] bit_wait_io+0x11/0xd0
[ 327.248784][ T32] __wait_on_bit+0xac/0x300
[ 327.253316][ T32] ? __pfx_bit_wait_io+0x10/0x10
[ 327.258256][ T32] out_of_line_wait_on_bit+0x13b/0x190
[ 327.263737][ T32] ? __pfx_bit_wait_io+0x10/0x10
[ 327.268676][ T32] ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[ 327.274712][ T32] ? __pfx_wake_bit_function+0x10/0x10
[ 327.280188][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.285879][ T32] ? __wait_on_buffer+0xe/0x80
[ 327.290674][ T32] jbd2_journal_commit_transaction+0x2f1d/0x5b70
[ 327.297071][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.302795][ T32] ? __pfx_jbd2_journal_commit_transaction+0x10/0x10
[ 327.309478][ T32] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 327.314889][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.320531][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.326207][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.331870][ T32] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 327.337671][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.343436][ T32] ? lockdep_hardirqs_on+0x7a/0x110
[ 327.348669][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.354339][ T32] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 327.360157][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.365818][ T32] ? __timer_delete_sync+0x4a3/0x520
[ 327.371166][ T32] kjournald2+0x3bc/0x750
[ 327.375498][ T32] ? __pfx_kjournald2+0x10/0x10
[ 327.380328][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.386002][ T32] ? __pfx_autoremove_wake_function+0x10/0x10
[ 327.392118][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.397737][ T32] ? __kthread_parkme+0x71/0x1f0
[ 327.402707][ T32] ? __kthread_parkme+0x196/0x1f0
[ 327.407742][ T32] kthread+0x388/0x470
[ 327.411839][ T32] ? __pfx_kjournald2+0x10/0x10
[ 327.416686][ T32] ? __pfx_kthread+0x10/0x10
[ 327.421320][ T32] ret_from_fork+0x514/0xb70
[ 327.425936][ T32] ? __pfx_ret_from_fork+0x10/0x10
[ 327.431067][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.436771][ T32] ? __switch_to+0xc89/0x1420
[ 327.441501][ T32] ? __pfx_kthread+0x10/0x10
[ 327.446113][ T32] ret_from_fork_asm+0x1a/0x30
[ 327.450904][ T32]
[ 327.454081][ T32] INFO: task syz.0.252:6057 blocked in I/O wait for more than 144 seconds.
[ 327.463511][ T32] Not tainted syzkaller #0
[ 327.468447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 327.477134][ T32] task:syz.0.252 state:D stack:28200 pid:6057 tgid:6057 ppid:5759 task_flags:0x440040 flags:0x00080002
[ 327.489101][ T32] Call Trace:
[ 327.492413][ T32]
[ 327.495346][ T32] __schedule+0x17d9/0x56c0
[ 327.499850][ T32] ? __lock_acquire+0x683/0x2cf0
[ 327.504835][ T32] ? __pfx___schedule+0x10/0x10
[ 327.509705][ T32] ? schedule+0x90/0x2b0
[ 327.513986][ T32] schedule+0x164/0x2b0
[ 327.518163][ T32] io_schedule+0x7f/0xd0
[ 327.522448][ T32] bit_wait_io+0x11/0xd0
[ 327.526692][ T32] __wait_on_bit+0xac/0x300
[ 327.531222][ T32] ? __pfx_bit_wait_io+0x10/0x10
[ 327.536162][ T32] out_of_line_wait_on_bit+0x13b/0x190
[ 327.541659][ T32] ? __pfx_bit_wait_io+0x10/0x10
[ 327.546597][ T32] ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[ 327.552615][ T32] ? __pfx_wake_bit_function+0x10/0x10
[ 327.558090][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.563845][ T32] do_get_write_access+0x661/0x1080
[ 327.569109][ T32] jbd2_journal_get_write_access+0x1d6/0x230
[ 327.575165][ T32] __ext4_journal_get_write_access+0x1c3/0x590
[ 327.581420][ T32] ? __pfx___ext4_journal_get_write_access+0x10/0x10
[ 327.588112][ T32] ext4_reserve_inode_write+0x294/0x360
[ 327.593703][ T32] __ext4_mark_inode_dirty+0x13e/0x700
[ 327.599184][ T32] ext4_dirty_inode+0xd0/0x110
[ 327.604007][ T32] ? __pfx_ext4_dirty_inode+0x10/0x10
[ 327.609391][ T32] __mark_inode_dirty+0x3a8/0x13b0
[ 327.614531][ T32] file_update_time_flags+0x3ee/0x4a0
[ 327.619918][ T32] ext4_page_mkwrite+0x224/0x1140
[ 327.624980][ T32] ? __pfx_filemap_fault+0x10/0x10
[ 327.630097][ T32] ? __pfx_ext4_page_mkwrite+0x10/0x10
[ 327.635596][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.641262][ T32] ? lruvec_stat_mod_folio+0x28b/0x3e0
[ 327.646723][ T32] do_page_mkwrite+0x147/0x310
[ 327.651535][ T32] do_pte_missing+0x757/0x34b0
[ 327.656310][ T32] ? __pfx___thp_vma_allowable_orders+0x10/0x10
[ 327.662576][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.668212][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.673962][ T32] ? __pmd_alloc+0x40a/0x5c0
[ 327.678580][ T32] handle_mm_fault+0x1b36/0x3080
[ 327.683570][ T32] ? handle_mm_fault+0xec/0x3080
[ 327.688518][ T32] ? __pfx_handle_mm_fault+0x10/0x10
[ 327.693822][ T32] ? lock_vma_under_rcu+0x45a/0x500
[ 327.699048][ T32] do_user_addr_fault+0xa4d/0x1340
[ 327.704237][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.709881][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.715567][ T32] ? trace_page_fault_user+0x84/0x1e0
[ 327.720960][ T32] exc_page_fault+0x6a/0xc0
[ 327.725517][ T32] asm_exc_page_fault+0x26/0x30
[ 327.730381][ T32] RIP: 0033:0x7f83ac26ba23
[ 327.734814][ T32] RSP: 002b:00007fff430be250 EFLAGS: 00010246
[ 327.740897][ T32] RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000
[ 327.748888][ T32] RDX: 0000001b34a24000 RSI: 0000000000040000 RDI: 00007f83ac5e0708
[ 327.756885][ T32] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 327.764896][ T32] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 327.772885][ T32] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fff430be4e0
[ 327.780854][ T32]
[ 327.783997][ T32]
[ 327.783997][ T32] Showing all locks held in the system:
[ 327.792479][ T32] 1 lock held by khungtaskd/32:
[ 327.797342][ T32] #0: ffffffff8eb59c60 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 327.807250][ T32] 4 locks held by kworker/u8:6/763:
[ 327.812464][ T32] #0: ffff88801c2ab940 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0
[ 327.823758][ T32] #1: ffffc9000451fc40 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0
[ 327.836259][ T32] #2: ffff88803604a0d8 (&type->s_umount_key#32){++++}-{4:4}, at: super_trylock_shared+0x20/0xf0
[ 327.846948][ T32] #3: ffff888036048c18 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x205/0x3b0
[ 327.857493][ T32] 2 locks held by getty/5359:
[ 327.862194][ T32] #0: ffff8880361ec0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 327.872052][ T32] #1: ffffc900032332e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45a/0x1360
[ 327.882230][ T32] 3 locks held by syz.0.252/6057:
[ 327.887229][ T32] #0: ffff888033cfd588 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x1d1/0x500
[ 327.896578][ T32] #1: ffff88803604a548 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x202/0x1140
[ 327.910611][ T32] #2: ffff888033db6938 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fc3/0x2210
[ 327.920325][ T32] 3 locks held by syz-executor/6064:
[ 327.925629][ T32] #0: ffff88803604a450 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90
[ 327.934836][ T32] #1: ffff8880764c1640 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_create+0x200/0x370
[ 327.945554][ T32] #2: ffff888033db6938 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1fc3/0x2210
[ 327.955261][ T32]
[ 327.957577][ T32] =============================================
[ 327.957577][ T32]
[ 327.965995][ T32] NMI backtrace for cpu 0
[ 327.966012][ T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 327.966039][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 327.966053][ T32] Call Trace:
[ 327.966069][ T32]
[ 327.966078][ T32] dump_stack_lvl+0xe8/0x150
[ 327.966115][ T32] nmi_cpu_backtrace+0x274/0x2d0
[ 327.966152][ T32] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 327.966190][ T32] nmi_trigger_cpumask_backtrace+0x17a/0x380
[ 327.966229][ T32] sys_info+0x135/0x170
[ 327.966260][ T32] watchdog+0xfd7/0x1030
[ 327.966299][ T32] ? watchdog+0x1c7/0x1030
[ 327.966335][ T32] kthread+0x388/0x470
[ 327.966370][ T32] ? __pfx_watchdog+0x10/0x10
[ 327.966396][ T32] ? __pfx_kthread+0x10/0x10
[ 327.966431][ T32] ret_from_fork+0x514/0xb70
[ 327.966468][ T32] ? __pfx_ret_from_fork+0x10/0x10
[ 327.966501][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 327.966530][ T32] ? __switch_to+0xc89/0x1420
[ 327.966561][ T32] ? __pfx_kthread+0x10/0x10
[ 327.966596][ T32] ret_from_fork_asm+0x1a/0x30
[ 327.966649][ T32]
[ 327.966658][ T32] Sending NMI from CPU 0 to CPUs 1:
[ 328.081368][ C1] NMI backtrace for cpu 1
[ 328.081387][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full)
[ 328.081409][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 328.081422][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20
[ 328.081449][ C1] Code: 6c 80 02 e9 fe 5f 41 f5 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 d3 8e 1a 00 fb f4 d7 5f 41 f5 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90
[ 328.081466][ C1] RSP: 0018:ffffc90000197e40 EFLAGS: 00000242
[ 328.081484][ C1] RAX: 00000000000e1b9b RBX: ffffffff819b4450 RCX: 0000000080000001
[ 328.081499][ C1] RDX: 0000000000000001 RSI: ffffffff8e226a0e RDI: ffffffff8c4bb880
[ 328.081514][ C1] RBP: ffffc90000197f10 R08: ffff8880b87338db R09: 1ffff110170e671b
[ 328.081530][ C1] R10: dffffc0000000000 R11: ffffed10170e671c R12: 0000000000000000
[ 328.081544][ C1] R13: 1ffff11003bd5000 R14: 1ffff92000032fd0 R15: dffffc0000000000
[ 328.081570][ C1] FS: 0000000000000000(0000) GS:ffff88812505e000(0000) knlGS:0000000000000000
[ 328.081587][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 328.081601][ C1] CR2: 0000561c741e9660 CR3: 000000000e946000 CR4: 0000000000350ef0
[ 328.081617][ C1] Call Trace:
[ 328.081625][ C1]
[ 328.081633][ C1] default_idle+0x9/0x20
[ 328.081657][ C1] default_idle_call+0x72/0xb0
[ 328.081682][ C1] do_idle+0x2e0/0x540
[ 328.081711][ C1] ? __pfx_do_idle+0x10/0x10
[ 328.081737][ C1] ? srso_alias_return_thunk+0x5/0xfbef5
[ 328.081765][ C1] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 328.081797][ C1] ? srso_alias_return_thunk+0x5/0xfbef5
[ 328.081825][ C1] cpu_startup_entry+0x43/0x60
[ 328.081851][ C1] start_secondary+0x101/0x110
[ 328.081880][ C1] common_startup_64+0x13e/0x157
[ 328.081913][ C1]
[ 328.258492][ T32] Kernel panic - not syncing: hung_task: blocked tasks
[ 328.265331][ T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 328.274419][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 328.284451][ T32] Call Trace:
[ 328.287725][ T32]
[ 328.290646][ T32] vpanic+0x56c/0xa60
[ 328.294619][ T32] ? __pfx___schedule+0x10/0x10
[ 328.299471][ T32] ? __pfx_vpanic+0x10/0x10
[ 328.303960][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 328.309580][ T32] ? nmi_trigger_cpumask_backtrace+0x207/0x380
[ 328.315736][ T32] panic+0xc5/0xd0
[ 328.319475][ T32] ? __pfx_panic+0x10/0x10
[ 328.323889][ T32] ? preempt_schedule_common+0x82/0xd0
[ 328.329350][ T32] ? preempt_schedule_thunk+0x16/0x40
[ 328.334711][ T32] ? nmi_trigger_cpumask_backtrace+0x314/0x380
[ 328.340864][ T32] ? nmi_trigger_cpumask_backtrace+0x319/0x380
[ 328.347016][ T32] watchdog+0x1030/0x1030
[ 328.351352][ T32] ? watchdog+0x1c7/0x1030
[ 328.355766][ T32] kthread+0x388/0x470
[ 328.359833][ T32] ? __pfx_watchdog+0x10/0x10
[ 328.364500][ T32] ? __pfx_kthread+0x10/0x10
[ 328.369089][ T32] ret_from_fork+0x514/0xb70
[ 328.373678][ T32] ? __pfx_ret_from_fork+0x10/0x10
[ 328.378807][ T32] ? srso_alias_return_thunk+0x5/0xfbef5
[ 328.384431][ T32] ? __switch_to+0xc89/0x1420
[ 328.389105][ T32] ? __pfx_kthread+0x10/0x10
[ 328.393689][ T32] ret_from_fork_asm+0x1a/0x30
[ 328.398468][ T32]
[ 328.401688][ T32] Kernel Offset: disabled
[ 328.406007][ T32] Rebooting in 86400 seconds..