Warning: Permanently added '10.128.1.190' (ED25519) to the list of known hosts.
2026/04/21 15:38:32 parsed 1 programs
[ 122.400921][ T6195] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 125.176663][ T49] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 125.192100][ T49] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 125.202033][ T49] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 125.210477][ T49] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 125.219851][ T49] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 126.884488][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 126.892819][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 126.923935][ T1123] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 126.932815][ T1123] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 128.176036][ T6262] chnl_net:caif_netlink_parms(): no params data found
[ 128.247739][ T6262] bridge0: port 1(bridge_slave_0) entered blocking state
[ 128.255006][ T6262] bridge0: port 1(bridge_slave_0) entered disabled state
[ 128.262235][ T6262] bridge_slave_0: entered allmulticast mode
[ 128.269242][ T6262] bridge_slave_0: entered promiscuous mode
[ 128.279253][ T6262] bridge0: port 2(bridge_slave_1) entered blocking state
[ 128.286424][ T6262] bridge0: port 2(bridge_slave_1) entered disabled state
[ 128.293673][ T6262] bridge_slave_1: entered allmulticast mode
[ 128.301558][ T6262] bridge_slave_1: entered promiscuous mode
[ 128.354691][ T6262] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 128.369571][ T6262] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 128.402515][ T6262] team0: Port device team_slave_0 added
[ 128.410677][ T6262] team0: Port device team_slave_1 added
[ 128.437297][ T6262] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 128.444279][ T6262] 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.
[ 128.471155][ T6262] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 128.484139][ T6262] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 128.491485][ T6262] 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.
[ 128.518269][ T6262] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 128.564589][ T6262] hsr_slave_0: entered promiscuous mode
[ 128.571099][ T6262] hsr_slave_1: entered promiscuous mode
[ 129.065912][ T6262] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 129.078687][ T6262] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 129.086473][ T6262] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 129.096847][ T6262] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 129.105021][ T6262] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 129.115501][ T6262] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 129.123390][ T6262] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 129.134595][ T6262] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 129.234238][ T6262] 8021q: adding VLAN 0 to HW filter on device bond0
[ 129.264178][ T6262] 8021q: adding VLAN 0 to HW filter on device team0
[ 129.280876][ T12] bridge0: port 1(bridge_slave_0) entered blocking state
[ 129.288083][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 129.309198][ T12] bridge0: port 2(bridge_slave_1) entered blocking state
[ 129.316406][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 129.588114][ T6262] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 129.653111][ T6262] veth0_vlan: entered promiscuous mode
[ 129.668457][ T6262] veth1_vlan: entered promiscuous mode
[ 129.711875][ T6262] veth0_macvtap: entered promiscuous mode
[ 129.722756][ T6262] veth1_macvtap: entered promiscuous mode
[ 129.748715][ T6262] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 129.769986][ T6262] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 129.790427][ T53] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 129.809559][ T53] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 129.831357][ T53] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 129.851612][ T53] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 130.050291][ T1049] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 130.139350][ T1049] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 130.206058][ T1049] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 130.312217][ T1049] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2026/04/21 15:38:46 executed programs: 0
[ 131.285862][ T49] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 131.302215][ T49] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 131.310159][ T49] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 131.327625][ T49] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 131.338041][ T49] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 131.614641][ T6356] chnl_net:caif_netlink_parms(): no params data found
[ 131.758319][ T6356] bridge0: port 1(bridge_slave_0) entered blocking state
[ 131.765630][ T6356] bridge0: port 1(bridge_slave_0) entered disabled state
[ 131.775752][ T6356] bridge_slave_0: entered allmulticast mode
[ 131.788005][ T6356] bridge_slave_0: entered promiscuous mode
[ 131.804985][ T6356] bridge0: port 2(bridge_slave_1) entered blocking state
[ 131.812970][ T6356] bridge0: port 2(bridge_slave_1) entered disabled state
[ 131.820793][ T6356] bridge_slave_1: entered allmulticast mode
[ 131.829523][ T6356] bridge_slave_1: entered promiscuous mode
[ 131.874943][ T6356] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 131.889630][ T6356] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 131.936439][ T6356] team0: Port device team_slave_0 added
[ 131.945809][ T6356] team0: Port device team_slave_1 added
[ 131.992869][ T6356] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 132.000044][ T6356] 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.
[ 132.028884][ T6356] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 132.045422][ T6356] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 132.052952][ T6356] 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.
[ 132.079906][ T6356] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 132.147760][ T6356] hsr_slave_0: entered promiscuous mode
[ 132.154446][ T6356] hsr_slave_1: entered promiscuous mode
[ 132.161553][ T6356] debugfs: 'hsr0' already exists in 'hsr'
[ 132.168243][ T6356] Cannot create hsr debugfs directory
[ 132.570809][ T1049] bridge_slave_1: left allmulticast mode
[ 132.576533][ T1049] bridge_slave_1: left promiscuous mode
[ 132.584139][ T1049] bridge0: port 2(bridge_slave_1) entered disabled state
[ 132.595941][ T1049] bridge_slave_0: left allmulticast mode
[ 132.602031][ T1049] bridge_slave_0: left promiscuous mode
[ 132.608280][ T1049] bridge0: port 1(bridge_slave_0) entered disabled state
[ 132.805958][ T1049] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 132.820784][ T1049] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 132.831448][ T1049] bond0 (unregistering): Released all slaves
[ 132.932240][ T1314] ieee802154 phy0 wpan0: encryption failed: -22
[ 132.940964][ T1314] ieee802154 phy1 wpan1: encryption failed: -22
[ 132.989739][ T1049] hsr_slave_0: left promiscuous mode
[ 132.996404][ T1049] hsr_slave_1: left promiscuous mode
[ 133.003226][ T1049] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 133.011632][ T1049] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 133.019912][ T1049] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 133.029019][ T1049] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 133.048144][ T1049] veth1_macvtap: left promiscuous mode
[ 133.053689][ T1049] veth0_macvtap: left promiscuous mode
[ 133.059401][ T1049] veth1_vlan: left promiscuous mode
[ 133.064684][ T1049] veth0_vlan: left promiscuous mode
[ 133.375372][ T1049] team0 (unregistering): Port device team_slave_1 removed
[ 133.398800][ T5159] Bluetooth: hci0: command tx timeout
[ 133.414728][ T1049] team0 (unregistering): Port device team_slave_0 removed
[ 133.899879][ T6356] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 133.913588][ T6356] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 133.923748][ T6356] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 133.938187][ T6356] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 133.948381][ T6356] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 133.966431][ T6356] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 134.076587][ T6356] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 134.090085][ T6356] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 134.277319][ T6356] 8021q: adding VLAN 0 to HW filter on device bond0
[ 134.319834][ T6356] 8021q: adding VLAN 0 to HW filter on device team0
[ 134.337483][ T1123] bridge0: port 1(bridge_slave_0) entered blocking state
[ 134.344700][ T1123] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 134.365905][ T53] bridge0: port 2(bridge_slave_1) entered blocking state
[ 134.373221][ T53] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 134.656873][ T6356] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 134.720200][ T6356] veth0_vlan: entered promiscuous mode
[ 134.736325][ T6356] veth1_vlan: entered promiscuous mode
[ 134.776860][ T6356] veth0_macvtap: entered promiscuous mode
[ 134.791527][ T6356] veth1_macvtap: entered promiscuous mode
[ 134.814361][ T6356] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 134.833903][ T6356] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 134.852887][ T53] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 134.865828][ T53] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 134.879091][ T53] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 134.895307][ T53] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 134.991735][ T1049] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 135.001144][ T1049] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 135.052395][ T1049] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 135.061086][ T1049] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 135.510912][ T5159] Bluetooth: hci0: command tx timeout
2026/04/21 15:38:51 executed programs: 19
[ 137.559710][ T5159] Bluetooth: hci0: command tx timeout
[ 139.648285][ T5159] Bluetooth: hci0: command tx timeout
[ 194.360206][ T1314] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.366544][ T1314] ieee802154 phy1 wpan1: encryption failed: -22
[ 255.810543][ T1314] ieee802154 phy0 wpan0: encryption failed: -22
[ 255.816898][ T1314] ieee802154 phy1 wpan1: encryption failed: -22
[ 257.877991][ T49] Bluetooth: hci0: command 0x0406 tx timeout
[ 283.317094][ T30] INFO: task kworker/u8:7:1123 blocked in I/O wait for more than 143 seconds.
[ 283.326395][ T30] Not tainted syzkaller #0
[ 283.331503][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 283.340261][ T30] task:kworker/u8:7 state:D stack:21776 pid:1123 tgid:1123 ppid:2 task_flags:0x4248060 flags:0x00080000
[ 283.352364][ T30] Workqueue: writeback wb_workfn (flush-8:0)
[ 283.358425][ T30] Call Trace:
[ 283.361719][ T30]
[ 283.364680][ T30] __schedule+0x10e9/0x6820
[ 283.369308][ T30] ? __pfx_blk_mq_flush_plug_list+0x10/0x10
[ 283.375241][ T30] ? __blk_flush_plug+0x2f3/0x4b0
[ 283.380387][ T30] ? __pfx___schedule+0x10/0x10
[ 283.385269][ T30] ? find_held_lock+0x2b/0x80
[ 283.390005][ T30] ? schedule+0x2bf/0x390
[ 283.394379][ T30] ? rq_qos_wait+0x21c/0x330
[ 283.399080][ T30] schedule+0xdd/0x390
[ 283.403187][ T30] io_schedule+0x8a/0xf0
[ 283.407478][ T30] rq_qos_wait+0x22d/0x330
[ 283.411918][ T30] ? __pfx_rq_qos_wait+0x10/0x10
[ 283.417029][ T30] ? __pfx_rq_qos_wake_function+0x10/0x10
[ 283.422866][ T30] ? __pfx_wbt_inflight_cb+0x10/0x10
[ 283.428775][ T30] ? __pfx_submit_bio_noacct_nocheck+0x10/0x10
[ 283.434992][ T30] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 283.440984][ T30] wbt_wait+0x18a/0x310
[ 283.445183][ T30] ? __pfx_wbt_wait+0x10/0x10
[ 283.449973][ T30] ? bio_submit_split_bioset+0x59c/0xa70
[ 283.455638][ T30] ? __pfx_wbt_wait+0x10/0x10
[ 283.460383][ T30] __rq_qos_throttle+0x56/0xa0
[ 283.465170][ T30] blk_mq_submit_bio+0xb67/0x2dd0
[ 283.470380][ T30] ? __pfx_blk_mq_submit_bio+0x10/0x10
[ 283.475863][ T30] ? folios_put_refs+0x716/0xa90
[ 283.480871][ T30] ? __pfx_folios_put_refs+0x10/0x10
[ 283.486184][ T30] ? folio_unlock+0xf5/0x190
[ 283.490887][ T30] ? mpage_process_page_bufs+0x5da/0x8d0
[ 283.496565][ T30] __submit_bio+0x1e1/0x6c0
[ 283.501136][ T30] ? __pfx___submit_bio+0x10/0x10
[ 283.506278][ T30] ? __pfx_blk_cgroup_bio_start+0x10/0x10
[ 283.512105][ T30] ? submit_bio_noacct_nocheck+0x543/0xbf0
[ 283.517976][ T30] submit_bio_noacct_nocheck+0x543/0xbf0
[ 283.523644][ T30] ? __pfx_submit_bio_noacct_nocheck+0x10/0x10
[ 283.530434][ T30] ? __pfx___might_resched+0x10/0x10
[ 283.535752][ T30] submit_bio_noacct+0xd18/0x2000
[ 283.540862][ T30] ext4_io_submit+0xf7/0x1a0
[ 283.545474][ T30] ext4_do_writepages+0xa1a/0x3f20
[ 283.550640][ T30] ? __lock_acquire+0x4a5/0x2630
[ 283.555634][ T30] ? __pfx_ext4_do_writepages+0x10/0x10
[ 283.561250][ T30] ? ext4_writepages+0x347/0x790
[ 283.566374][ T30] ext4_writepages+0x347/0x790
[ 283.571211][ T30] ? __pfx_ext4_writepages+0x10/0x10
[ 283.576538][ T30] ? __pfx_ext4_writepages+0x10/0x10
[ 283.581869][ T30] do_writepages+0x278/0x600
[ 283.586481][ T30] ? __pfx_do_writepages+0x10/0x10
[ 283.591657][ T30] __writeback_single_inode+0x164/0x1350
[ 283.597375][ T30] ? find_held_lock+0x2b/0x80
[ 283.602171][ T30] ? __pfx___writeback_single_inode+0x10/0x10
[ 283.608336][ T30] ? do_raw_spin_unlock+0x145/0x1e0
[ 283.613579][ T30] writeback_sb_inodes+0x766/0x1c60
[ 283.618910][ T30] ? __pfx_writeback_sb_inodes+0x10/0x10
[ 283.624587][ T30] ? __pfx___up_read+0x10/0x10
[ 283.629934][ T30] ? move_expired_inodes+0x5ea/0x8f0
[ 283.635283][ T30] __writeback_inodes_wb+0xf8/0x2d0
[ 283.640614][ T30] ? __pfx___writeback_inodes_wb+0x10/0x10
[ 283.646460][ T30] ? queue_io+0x287/0x540
[ 283.650899][ T30] wb_writeback+0x720/0xb90
[ 283.655455][ T30] ? __pfx_wb_writeback+0x10/0x10
[ 283.660558][ T30] ? get_nr_inodes+0x100/0x150
[ 283.665348][ T30] ? _raw_spin_unlock_irq+0x23/0x50
[ 283.670616][ T30] wb_workfn+0x8dd/0xc00
[ 283.674891][ T30] ? try_to_wake_up+0x15f/0x1900
[ 283.679945][ T30] ? __pfx_wb_workfn+0x10/0x10
[ 283.684822][ T30] ? rcu_is_watching+0x12/0xc0
[ 283.689691][ T30] process_one_work+0xa0e/0x1980
[ 283.694662][ T30] ? __pfx_process_one_work+0x10/0x10
[ 283.700098][ T30] ? __pfx_wb_workfn+0x10/0x10
[ 283.704893][ T30] worker_thread+0x5ef/0xe50
[ 283.709616][ T30] ? __pfx_worker_thread+0x10/0x10
[ 283.714754][ T30] ? kthread+0x13a/0x450
[ 283.719056][ T30] ? __pfx_worker_thread+0x10/0x10
[ 283.724188][ T30] kthread+0x370/0x450
[ 283.728325][ T30] ? __pfx_kthread+0x10/0x10
[ 283.733351][ T30] ret_from_fork+0x72b/0xd50
[ 283.738036][ T30] ? __pfx_ret_from_fork+0x10/0x10
[ 283.743167][ T30] ? __switch_to+0x800/0x1100
[ 283.747897][ T30] ? __switch_to_asm+0x39/0x70
[ 283.752715][ T30] ? __pfx_kthread+0x10/0x10
[ 283.757365][ T30] ret_from_fork_asm+0x1a/0x30
[ 283.762274][ T30]
[ 283.765372][ T30]
[ 283.765372][ T30] Showing all locks held in the system:
[ 283.773271][ T30] 6 locks held by kworker/u8:0/12:
[ 283.778685][ T30] 1 lock held by khungtaskd/30:
[ 283.783544][ T30] #0: ffffffff8e7e5260 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184
[ 283.793492][ T30] 4 locks held by kworker/u8:7/1123:
[ 283.798812][ T30] #0: ffff88801f280940 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x12d6/0x1980
[ 283.809607][ T30] #1: ffffc9000573fd08 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x973/0x1980
[ 283.821533][ T30] #2: ffff888037f3c0d8 (&type->s_umount_key#33){++++}-{4:4}, at: super_trylock_shared+0x1e/0xf0
[ 283.832233][ T30] #3: ffff888037f3ac18 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x278/0x600
[ 283.843033][ T30] 2 locks held by getty/5593:
[ 283.847790][ T30] #0: ffff888038ba10a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80
[ 283.857908][ T30] #1: ffffc9000322b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x14f0
[ 283.868191][ T30] 3 locks held by syz.0.114/6675:
[ 283.873233][ T30] #0: ffff888026af0e48 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x11d/0x590
[ 283.882552][ T30] #1: ffff888037f3c508 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x17a/0x440
[ 283.892129][ T30] #2: ffff88803853a938 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfaa/0x13a0
[ 283.901804][ T30] 3 locks held by syz-executor/6676:
[ 283.907128][ T30] #0: ffff888037f3c410 (sb_writers#4){.+.+}-{0:0}, at: filename_create+0x10d/0x400
[ 283.916590][ T30] #1: ffff888077ca8cd8 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_create+0x1c0/0x400
[ 283.927363][ T30] #2: ffff88803853a938 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfaa/0x13a0
[ 283.937599][ T30]
[ 283.939944][ T30] =============================================
[ 283.939944][ T30]
[ 283.948478][ T30] NMI backtrace for cpu 0
[ 283.948514][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 283.948543][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 283.948557][ T30] Call Trace:
[ 283.948564][ T30]
[ 283.948575][ T30] dump_stack_lvl+0x100/0x190
[ 283.948606][ T30] nmi_cpu_backtrace.cold+0x12d/0x151
[ 283.948636][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 283.948663][ T30] nmi_trigger_cpumask_backtrace+0x1d7/0x230
[ 283.948694][ T30] sys_info+0x141/0x190
[ 283.948730][ T30] watchdog+0xcb1/0x1030
[ 283.948771][ T30] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 283.948803][ T30] ? __pfx_watchdog+0x10/0x10
[ 283.948837][ T30] ? __kthread_parkme+0x18c/0x230
[ 283.948873][ T30] ? kthread+0x13a/0x450
[ 283.948907][ T30] ? __pfx_watchdog+0x10/0x10
[ 283.948939][ T30] kthread+0x370/0x450
[ 283.948974][ T30] ? __pfx_kthread+0x10/0x10
[ 283.949012][ T30] ret_from_fork+0x72b/0xd50
[ 283.949041][ T30] ? __pfx_ret_from_fork+0x10/0x10
[ 283.949067][ T30] ? __switch_to+0x800/0x1100
[ 283.949099][ T30] ? __switch_to_asm+0x39/0x70
[ 283.949129][ T30] ? __pfx_kthread+0x10/0x10
[ 283.949167][ T30] ret_from_fork_asm+0x1a/0x30
[ 283.949213][ T30]
[ 283.949222][ T30] Sending NMI from CPU 0 to CPUs 1:
[ 284.080521][ C1] NMI backtrace for cpu 1
[ 284.080539][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full)
[ 284.080564][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 284.080577][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20
[ 284.080611][ C1] Code: 26 89 02 e9 83 42 03 00 0f 1f 00 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 43 1f 14 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
[ 284.080631][ C1] RSP: 0018:ffffc90000197df0 EFLAGS: 00000246
[ 284.080653][ C1] RAX: 00000000000d072b RBX: ffff88801e6d0000 RCX: ffffffff8b977045
[ 284.080668][ C1] RDX: 0000000000000000 RSI: ffffffff8df54477 RDI: ffffffff8c1c0e00
[ 284.080682][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed10170a67b5
[ 284.080695][ C1] R10: ffff8880b8533dab R11: 0000000000000000 R12: 0000000000000001
[ 284.080709][ C1] R13: ffffed1003cda000 R14: 0000000000000001 R15: ffffffff90dc3950
[ 284.080723][ C1] FS: 0000000000000000(0000) GS:ffff8881243e8000(0000) knlGS:0000000000000000
[ 284.080743][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 284.080756][ C1] CR2: 00005577a8e61a38 CR3: 000000000e596000 CR4: 00000000003526f0
[ 284.080770][ C1] Call Trace:
[ 284.080778][ C1]
[ 284.080785][ C1] default_idle+0x9/0x10
[ 284.080817][ C1] default_idle_call+0x6c/0xb0
[ 284.080848][ C1] do_idle+0x464/0x590
[ 284.080877][ C1] ? __pfx_do_idle+0x10/0x10
[ 284.080901][ C1] ? finish_task_switch.isra.0+0x152/0x1010
[ 284.080934][ C1] cpu_startup_entry+0x4f/0x60
[ 284.080965][ C1] start_secondary+0x21d/0x2d0
[ 284.080999][ C1] ? __pfx_start_secondary+0x10/0x10
[ 284.081036][ C1] common_startup_64+0x13e/0x148
[ 284.081071][ C1]
[ 284.087932][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 284.087953][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 284.087982][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 284.087997][ T30] Call Trace:
[ 284.088006][ T30]
[ 284.088015][ T30] dump_stack_lvl+0x100/0x190
[ 284.088047][ T30] vpanic+0x552/0x970
[ 284.088083][ T30] ? __pfx_vpanic+0x10/0x10
[ 284.088108][ T30] ? nmi_trigger_cpumask_backtrace+0x182/0x230
[ 284.088136][ T30] ? nmi_trigger_cpumask_backtrace+0x182/0x230
[ 284.088167][ T30] panic+0xd1/0xe0
[ 284.088190][ T30] ? __pfx_panic+0x10/0x10
[ 284.088218][ T30] ? nmi_trigger_cpumask_backtrace+0x1b5/0x230
[ 284.088252][ T30] ? nmi_trigger_cpumask_backtrace+0x1f6/0x230
[ 284.088278][ T30] ? nmi_trigger_cpumask_backtrace+0x200/0x230
[ 284.088307][ T30] ? watchdog.cold+0x1ec/0x234
[ 284.088334][ T30] ? watchdog+0xcc1/0x1030
[ 284.088370][ T30] watchdog.cold+0x1fd/0x234
[ 284.088405][ T30] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 284.088438][ T30] ? __pfx_watchdog+0x10/0x10
[ 284.088472][ T30] ? __kthread_parkme+0x18c/0x230
[ 284.088514][ T30] ? kthread+0x13a/0x450
[ 284.088547][ T30] ? __pfx_watchdog+0x10/0x10
[ 284.088578][ T30] kthread+0x370/0x450
[ 284.088613][ T30] ? __pfx_kthread+0x10/0x10
[ 284.088650][ T30] ret_from_fork+0x72b/0xd50
[ 284.088679][ T30] ? __pfx_ret_from_fork+0x10/0x10
[ 284.088707][ T30] ? __switch_to+0x800/0x1100
[ 284.088738][ T30] ? __switch_to_asm+0x39/0x70
[ 284.088769][ T30] ? __pfx_kthread+0x10/0x10
[ 284.088807][ T30] ret_from_fork_asm+0x1a/0x30
[ 284.088854][ T30]
[ 284.414411][ T30] Kernel Offset: disabled
[ 284.418742][ T30] Rebooting in 86400 seconds..