Warning: Permanently added '10.128.10.9' (ED25519) to the list of known hosts.
2026/01/27 13:30:22 parsed 1 programs
[ 132.461400][ T6168] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 135.766040][ T5149] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 135.775915][ T5149] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 135.787679][ T5149] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 135.797308][ T5149] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 135.814768][ T5149] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 136.157378][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 136.172100][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 136.228471][ T3462] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 136.239296][ T3462] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 136.959024][ T6208] chnl_net:caif_netlink_parms(): no params data found
[ 137.043587][ T6208] bridge0: port 1(bridge_slave_0) entered blocking state
[ 137.051875][ T6208] bridge0: port 1(bridge_slave_0) entered disabled state
[ 137.061901][ T6208] bridge_slave_0: entered allmulticast mode
[ 137.069650][ T6208] bridge_slave_0: entered promiscuous mode
[ 137.080236][ T6208] bridge0: port 2(bridge_slave_1) entered blocking state
[ 137.088996][ T6208] bridge0: port 2(bridge_slave_1) entered disabled state
[ 137.096592][ T6208] bridge_slave_1: entered allmulticast mode
[ 137.104827][ T6208] bridge_slave_1: entered promiscuous mode
[ 137.139568][ T6208] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 137.153429][ T6208] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 137.187481][ T6208] team0: Port device team_slave_0 added
[ 137.196240][ T6208] team0: Port device team_slave_1 added
[ 137.225756][ T6208] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 137.234415][ T6208] 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.
[ 137.271262][ T6208] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 137.289130][ T6208] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 137.299966][ T6208] 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.
[ 137.331578][ T6208] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 137.372215][ T6208] hsr_slave_0: entered promiscuous mode
[ 137.380181][ T6208] hsr_slave_1: entered promiscuous mode
[ 137.921117][ T6208] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 137.940190][ T6208] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 137.952695][ T6208] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 137.967066][ T6208] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 138.119730][ T6208] 8021q: adding VLAN 0 to HW filter on device bond0
[ 138.147830][ T6208] 8021q: adding VLAN 0 to HW filter on device team0
[ 138.166363][ T36] bridge0: port 1(bridge_slave_0) entered blocking state
[ 138.174498][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 138.209903][ T36] bridge0: port 2(bridge_slave_1) entered blocking state
[ 138.218019][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 138.264869][ T1303] ieee802154 phy0 wpan0: encryption failed: -22
[ 138.272697][ T1303] ieee802154 phy1 wpan1: encryption failed: -22
[ 138.524120][ T6208] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 138.582867][ T6208] veth0_vlan: entered promiscuous mode
[ 138.598675][ T6208] veth1_vlan: entered promiscuous mode
[ 138.642386][ T6208] veth0_macvtap: entered promiscuous mode
[ 138.653366][ T6208] veth1_macvtap: entered promiscuous mode
[ 138.678580][ T6208] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 138.695219][ T6208] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 138.722495][ T3462] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 138.733219][ T3462] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 138.746354][ T3462] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 138.768316][ T3462] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 138.962680][ T3586] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 139.043290][ T3586] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 139.119807][ T3586] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 139.269134][ T3586] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2026/01/27 13:30:36 executed programs: 0
[ 141.644135][ T3586] bridge_slave_1: left allmulticast mode
[ 141.656052][ T3586] bridge_slave_1: left promiscuous mode
[ 141.663022][ T3586] bridge0: port 2(bridge_slave_1) entered disabled state
[ 141.675122][ T3586] bridge_slave_0: left allmulticast mode
[ 141.690373][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 141.708737][ T3586] bridge_slave_0: left promiscuous mode
[ 141.708885][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 141.716150][ T3586] bridge0: port 1(bridge_slave_0) entered disabled state
[ 141.734196][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 141.755226][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 141.767688][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 142.034072][ T3586] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 142.047317][ T3586] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 142.060778][ T3586] bond0 (unregistering): Released all slaves
[ 142.190346][ T3586] hsr_slave_0: left promiscuous mode
[ 142.199244][ T3586] hsr_slave_1: left promiscuous mode
[ 142.205890][ T3586] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 142.215309][ T3586] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 142.224739][ T3586] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 142.235191][ T3586] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 142.261246][ T3586] veth1_macvtap: left promiscuous mode
[ 142.269111][ T3586] veth0_macvtap: left promiscuous mode
[ 142.275532][ T3586] veth1_vlan: left promiscuous mode
[ 142.281921][ T3586] veth0_vlan: left promiscuous mode
[ 142.823361][ T3586] team0 (unregistering): Port device team_slave_1 removed
[ 142.869530][ T3586] team0 (unregistering): Port device team_slave_0 removed
[ 143.583794][ T6352] chnl_net:caif_netlink_parms(): no params data found
[ 143.723768][ T6352] bridge0: port 1(bridge_slave_0) entered blocking state
[ 143.731428][ T6352] bridge0: port 1(bridge_slave_0) entered disabled state
[ 143.739467][ T6352] bridge_slave_0: entered allmulticast mode
[ 143.749104][ T6352] bridge_slave_0: entered promiscuous mode
[ 143.760804][ T6352] bridge0: port 2(bridge_slave_1) entered blocking state
[ 143.770338][ T6352] bridge0: port 2(bridge_slave_1) entered disabled state
[ 143.779001][ T6352] bridge_slave_1: entered allmulticast mode
[ 143.788052][ T6352] bridge_slave_1: entered promiscuous mode
[ 143.857098][ T5149] Bluetooth: hci0: command tx timeout
[ 143.863718][ T6352] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 143.881512][ T6352] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 144.242859][ T6352] team0: Port device team_slave_0 added
[ 144.272026][ T6352] team0: Port device team_slave_1 added
[ 144.365979][ T6352] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 144.395055][ T6352] 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.
[ 144.430751][ T6352] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 144.449779][ T6352] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 144.458024][ T6352] 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.
[ 144.486331][ T6352] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 144.606268][ T6352] hsr_slave_0: entered promiscuous mode
[ 144.616469][ T6352] hsr_slave_1: entered promiscuous mode
[ 145.378282][ T6352] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 145.391936][ T6352] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 145.404343][ T6352] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 145.418900][ T6352] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 145.539166][ T6352] 8021q: adding VLAN 0 to HW filter on device bond0
[ 145.562986][ T6352] 8021q: adding VLAN 0 to HW filter on device team0
[ 145.579692][ T36] bridge0: port 1(bridge_slave_0) entered blocking state
[ 145.587136][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 145.604539][ T36] bridge0: port 2(bridge_slave_1) entered blocking state
[ 145.612969][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 145.797784][ T6352] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 145.840404][ T6352] veth0_vlan: entered promiscuous mode
[ 145.852765][ T6352] veth1_vlan: entered promiscuous mode
[ 145.884423][ T6352] veth0_macvtap: entered promiscuous mode
[ 145.896103][ T6352] veth1_macvtap: entered promiscuous mode
[ 145.916129][ T6352] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 145.932430][ T6352] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 145.940299][ T5149] Bluetooth: hci0: command tx timeout
[ 145.954320][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 145.964972][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 145.975943][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 145.986110][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 146.043996][ T3586] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 146.054449][ T3586] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 146.081518][ T36] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 146.090981][ T36] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2026/01/27 13:30:41 executed programs: 12
[ 148.016995][ T5149] Bluetooth: hci0: command tx timeout
[ 150.096871][ T5149] Bluetooth: hci0: command tx timeout
[ 199.700089][ T1303] ieee802154 phy0 wpan0: encryption failed: -22
[ 199.706529][ T1303] ieee802154 phy1 wpan1: encryption failed: -22
[ 261.141216][ T1303] ieee802154 phy0 wpan0: encryption failed: -22
[ 261.147764][ T1303] ieee802154 phy1 wpan1: encryption failed: -22
[ 268.336775][ T52] Bluetooth: hci0: command 0x0406 tx timeout
[ 292.497001][ T31] INFO: task syz.0.28:6472 blocked for more than 143 seconds.
[ 292.505157][ T31] Not tainted syzkaller #0
[ 292.510200][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 292.519030][ T31] task:syz.0.28 state:D stack:28472 pid:6472 tgid:6472 ppid:6352 task_flags:0x440040 flags:0x00080002
[ 292.531518][ T31] Call Trace:
[ 292.535146][ T31]
[ 292.538356][ T31] ? __schedule+0xf65/0x5e10
[ 292.543085][ T31] __schedule+0xfe4/0x5e10
[ 292.548314][ T31] ? __lock_acquire+0x4a5/0x2630
[ 292.553306][ T31] ? __pfx___schedule+0x10/0x10
[ 292.558468][ T31] ? find_held_lock+0x2b/0x80
[ 292.563340][ T31] ? schedule+0x2bf/0x390
[ 292.568233][ T31] schedule+0xdd/0x390
[ 292.572929][ T31] io_schedule+0x8a/0xf0
[ 292.577394][ T31] bit_wait_io+0xd/0xe0
[ 292.581849][ T31] __wait_on_bit+0x65/0x180
[ 292.586543][ T31] ? __pfx_bit_wait_io+0x10/0x10
[ 292.591597][ T31] out_of_line_wait_on_bit+0xdc/0x110
[ 292.597415][ T31] ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[ 292.603819][ T31] ? __pfx_wake_bit_function+0x10/0x10
[ 292.609575][ T31] do_get_write_access+0x82f/0x1190
[ 292.615262][ T31] ? jbd2_write_access_granted+0x61/0x3d0
[ 292.621279][ T31] jbd2_journal_get_write_access+0x1d6/0x280
[ 292.627619][ T31] __ext4_journal_get_write_access+0x6a/0x340
[ 292.634232][ T31] ext4_reserve_inode_write+0x1b7/0x330
[ 292.639943][ T31] __ext4_mark_inode_dirty+0x18f/0x840
[ 292.645540][ T31] ? trace_kmem_cache_alloc+0x80/0xb0
[ 292.651654][ T31] ? kmem_cache_alloc_noprof+0x2ff/0x780
[ 292.657732][ T31] ? __pfx___ext4_mark_inode_dirty+0x10/0x10
[ 292.663730][ T31] ? rcu_is_watching+0x12/0xc0
[ 292.668785][ T31] ? trace_jbd2_handle_start+0x7f/0x200
[ 292.674596][ T31] ? jbd2__journal_start+0xf7/0x6a0
[ 292.679881][ T31] ? __ext4_journal_start_sb+0x32a/0x5c0
[ 292.685899][ T31] ? __ext4_journal_start_sb+0x1ce/0x5c0
[ 292.692183][ T31] ? ext4_dirty_inode+0xa1/0x130
[ 292.697396][ T31] ? __pfx_ext4_dirty_inode+0x10/0x10
[ 292.704394][ T31] ext4_dirty_inode+0xd9/0x130
[ 292.710069][ T31] ? rcu_is_watching+0x12/0xc0
[ 292.714984][ T31] __mark_inode_dirty+0x1ec/0x1560
[ 292.720478][ T31] generic_update_time+0xcf/0xf0
[ 292.725638][ T31] file_update_time_flags+0x401/0x510
[ 292.731542][ T31] ext4_page_mkwrite+0x35b/0x1980
[ 292.736845][ T31] ? __pfx_ext4_page_mkwrite+0x10/0x10
[ 292.742772][ T31] ? __raw_spin_lock_init+0x3a/0x110
[ 292.748259][ T31] do_page_mkwrite+0x17a/0x440
[ 292.753395][ T31] do_fault+0x3d7/0x1990
[ 292.758085][ T31] ? __pmd_alloc+0x6aa/0x9c0
[ 292.762885][ T31] __handle_mm_fault+0x1807/0x2b50
[ 292.768283][ T31] ? reacquire_held_locks+0xce/0x1e0
[ 292.774094][ T31] ? __pfx___handle_mm_fault+0x10/0x10
[ 292.779759][ T31] ? lock_vma_under_rcu+0x17c/0x5a0
[ 292.785086][ T31] handle_mm_fault+0x36d/0xa20
[ 292.790248][ T31] do_user_addr_fault+0x5a3/0x12f0
[ 292.795723][ T31] exc_page_fault+0x6f/0xd0
[ 292.800798][ T31] asm_exc_page_fault+0x26/0x30
[ 292.806146][ T31] RIP: 0033:0x7fb55b666bcb
[ 292.811140][ T31] RSP: 002b:00007ffea81d9b20 EFLAGS: 00010246
[ 292.817785][ T31] RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000
[ 292.826418][ T31] RDX: 0000001b30820000 RSI: 0000000000040000 RDI: 00007fb55b98a710
[ 292.834834][ T31] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 292.843203][ T31] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 292.851390][ T31] R13: 0000000000000000 R14: 0000000000023cab R15: 00007ffea81d9db0
[ 292.859731][ T31]
[ 292.862786][ T31]
[ 292.862786][ T31] Showing all locks held in the system:
[ 292.870902][ T31] 7 locks held by kworker/u8:0/12:
[ 292.876227][ T31] #0: ffff888140aa3148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ae/0x1840
[ 292.887890][ T31] #1: ffffc90000117c98 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x927/0x1840
[ 292.900975][ T31] #2: ffff8880339000e0 (&type->s_umount_key#32){++++}-{4:4}, at: super_trylock_shared+0x1e/0xf0
[ 292.912845][ T31] #3: ffff888033902b98 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x278/0x600
[ 292.923679][ T31] #4: ffff888033904950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfaa/0x13a0
[ 292.933796][ T31] #5: ffff888076d1cf70 (&ei->i_data_sem){++++}-{4:4}, at: ext4_map_blocks+0x469/0x13c0
[ 292.944080][ T31] #6: ffffe8ffffc29b48 (&lg->lg_mutex){+.+.}-{4:4}, at: ext4_mb_initialize_context+0x819/0xde0
[ 292.955016][ T31] 1 lock held by khungtaskd/31:
[ 292.960395][ T31] #0: ffffffff8e5e3120 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184
[ 292.970571][ T31] 2 locks held by getty/5592:
[ 292.975330][ T31] #0: ffff8880341700a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80
[ 292.985427][ T31] #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x1500
[ 292.996099][ T31] 3 locks held by syz.0.28/6472:
[ 293.001270][ T31] #0: ffff888020f9c1c8 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x11d/0x5a0
[ 293.011433][ T31] #1: ffff888033900518 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x17a/0x440
[ 293.021602][ T31] #2: ffff888033904950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfaa/0x13a0
[ 293.031774][ T31] 3 locks held by syz-executor/6473:
[ 293.037290][ T31] #0: ffff888033900420 (sb_writers#4){.+.+}-{0:0}, at: filename_create+0x10d/0x400
[ 293.047736][ T31] #1: ffff8880633750e0 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_create+0x1c0/0x400
[ 293.058856][ T31] #2: ffff888033904950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfaa/0x13a0
[ 293.068764][ T31]
[ 293.071262][ T31] =============================================
[ 293.071262][ T31]
[ 293.080271][ T31] NMI backtrace for cpu 1
[ 293.080312][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 293.080344][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026
[ 293.080357][ T31] Call Trace:
[ 293.080365][ T31]
[ 293.080372][ T31] dump_stack_lvl+0x100/0x190
[ 293.080405][ T31] nmi_cpu_backtrace.cold+0x12d/0x151
[ 293.080482][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 293.080524][ T31] nmi_trigger_cpumask_backtrace+0x1d7/0x230
[ 293.080562][ T31] sys_info+0x141/0x190
[ 293.080595][ T31] watchdog+0xcc3/0xfe0
[ 293.080631][ T31] ? __pfx_watchdog+0x10/0x10
[ 293.080660][ T31] ? __kthread_parkme+0x18c/0x230
[ 293.080692][ T31] ? __pfx_watchdog+0x10/0x10
[ 293.080721][ T31] ? __pfx_watchdog+0x10/0x10
[ 293.080746][ T31] kthread+0x3b3/0x730
[ 293.080783][ T31] ? __pfx_kthread+0x10/0x10
[ 293.080817][ T31] ? ret_from_fork+0x79/0xaf0
[ 293.080840][ T31] ? ret_from_fork+0x79/0xaf0
[ 293.080865][ T31] ? rcu_is_watching+0x12/0xc0
[ 293.080891][ T31] ? __pfx_kthread+0x10/0x10
[ 293.080939][ T31] ret_from_fork+0x754/0xaf0
[ 293.080967][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 293.080997][ T31] ? __switch_to+0x7b9/0x10c0
[ 293.081031][ T31] ? __pfx_kthread+0x10/0x10
[ 293.081071][ T31] ret_from_fork_asm+0x1a/0x30
[ 293.081126][ T31]
[ 293.081135][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 293.225680][ C0] NMI backtrace for cpu 0
[ 293.225699][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full)
[ 293.225728][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026
[ 293.225742][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x20
[ 293.225774][ C0] Code: a6 7a 02 c3 cc cc cc cc 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 23 7b 17 00 fb f4 fc 31 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
[ 293.225797][ C0] RSP: 0018:ffffffff8e207e00 EFLAGS: 00000242
[ 293.225816][ C0] RAX: 00000000001513cd RBX: ffffffff8e297ac0 RCX: ffffffff8b7404b5
[ 293.225832][ C0] RDX: 0000000000000000 RSI: ffffffff8dc413ca RDI: ffffffff8bfa32a0
[ 293.225848][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed101708673d
[ 293.225862][ C0] R10: ffff8880b84339eb R11: 0000000000000000 R12: fffffbfff1c52f58
[ 293.225877][ C0] R13: 0000000000000000 R14: ffffffff90b771d0 R15: 0000000000000000
[ 293.225896][ C0] FS: 0000000000000000(0000) GS:ffff8881245e3000(0000) knlGS:0000000000000000
[ 293.225918][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 293.225934][ C0] CR2: 000055c031645010 CR3: 000000000e392000 CR4: 00000000003526f0
[ 293.225949][ C0] Call Trace:
[ 293.225957][ C0]
[ 293.225965][ C0] default_idle+0x9/0x10
[ 293.225996][ C0] default_idle_call+0x6c/0xb0
[ 293.226027][ C0] do_idle+0x35b/0x4b0
[ 293.226052][ C0] ? __pfx_do_idle+0x10/0x10
[ 293.226079][ C0] cpu_startup_entry+0x4f/0x60
[ 293.226103][ C0] rest_init+0x251/0x260
[ 293.226135][ C0] ? __pfx_x86_late_time_init+0x10/0x10
[ 293.226163][ C0] start_kernel+0x47a/0x480
[ 293.226209][ C0] x86_64_start_reservations+0x24/0x30
[ 293.226234][ C0] x86_64_start_kernel+0x122/0x130
[ 293.226258][ C0] common_startup_64+0x13e/0x148
[ 293.226295][ C0]
[ 293.227101][ T31] Kernel panic - not syncing: hung_task: blocked tasks
[ 293.227121][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 293.227152][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026
[ 293.227168][ T31] Call Trace:
[ 293.227177][ T31]
[ 293.227187][ T31] dump_stack_lvl+0x100/0x190
[ 293.227222][ T31] vpanic+0x20d/0x630
[ 293.227249][ T31] panic+0xd1/0xd1
[ 293.227272][ T31] ? __pfx_panic+0x10/0x10
[ 293.227301][ T31] ? nmi_trigger_cpumask_backtrace+0x1b5/0x230
[ 293.227341][ T31] ? nmi_trigger_cpumask_backtrace+0x1f6/0x230
[ 293.227381][ T31] ? nmi_trigger_cpumask_backtrace+0x200/0x230
[ 293.227420][ T31] ? watchdog.cold+0x198/0x1ca
[ 293.227447][ T31] ? watchdog+0xcd3/0xfe0
[ 293.227477][ T31] watchdog.cold+0x1a9/0x1ca
[ 293.227515][ T31] ? __pfx_watchdog+0x10/0x10
[ 293.227543][ T31] ? __kthread_parkme+0x18c/0x230
[ 293.227575][ T31] ? __pfx_watchdog+0x10/0x10
[ 293.227606][ T31] ? __pfx_watchdog+0x10/0x10
[ 293.227631][ T31] kthread+0x3b3/0x730
[ 293.227669][ T31] ? __pfx_kthread+0x10/0x10
[ 293.227703][ T31] ? ret_from_fork+0x79/0xaf0
[ 293.227728][ T31] ? ret_from_fork+0x79/0xaf0
[ 293.227752][ T31] ? rcu_is_watching+0x12/0xc0
[ 293.227779][ T31] ? __pfx_kthread+0x10/0x10
[ 293.227817][ T31] ret_from_fork+0x754/0xaf0
[ 293.227843][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 293.227871][ T31] ? __switch_to+0x7b9/0x10c0
[ 293.227905][ T31] ? __pfx_kthread+0x10/0x10
[ 293.227942][ T31] ret_from_fork_asm+0x1a/0x30
[ 293.228003][ T31]
[ 293.570498][ T31] Kernel Offset: disabled
[ 293.574906][ T31] Rebooting in 86400 seconds..