Warning: Permanently added '10.128.1.220' (ED25519) to the list of known hosts. 2026/03/22 21:40:01 ignoring optional flag "type"="gce" 2026/03/22 21:40:01 parsed 1 programs 2026/03/22 21:40:03 executed programs: 0 [ 105.304859][ T6011] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 105.391867][ T5140] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 105.399466][ T5140] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 105.408081][ T5140] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 105.416372][ T5140] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 105.424383][ T5140] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 105.624916][ T6019] chnl_net:caif_netlink_parms(): no params data found [ 105.720303][ T6019] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.727679][ T6019] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.736110][ T6019] bridge_slave_0: entered allmulticast mode [ 105.743862][ T6019] bridge_slave_0: entered promiscuous mode [ 105.752838][ T6019] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.760078][ T6019] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.768632][ T6019] bridge_slave_1: entered allmulticast mode [ 105.776232][ T6019] bridge_slave_1: entered promiscuous mode [ 105.815109][ T6019] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 105.829575][ T6019] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 105.868992][ T6019] team0: Port device team_slave_0 added [ 105.877552][ T6019] team0: Port device team_slave_1 added [ 105.911328][ T6019] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 105.919403][ T6019] 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. [ 105.945511][ T6019] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 105.957877][ T6019] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 105.964890][ T6019] 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. [ 105.990965][ T6019] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 106.046358][ T6019] hsr_slave_0: entered promiscuous mode [ 106.052911][ T6019] hsr_slave_1: entered promiscuous mode [ 106.674654][ T6019] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 106.697611][ T6019] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 106.709105][ T6019] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 106.726406][ T6019] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 106.867998][ T6019] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.897221][ T6019] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.916438][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.923631][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.946562][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.953747][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 107.253358][ T6019] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 107.330787][ T6019] veth0_vlan: entered promiscuous mode [ 107.344031][ T6019] veth1_vlan: entered promiscuous mode [ 107.385891][ T6019] veth0_macvtap: entered promiscuous mode [ 107.398095][ T6019] veth1_macvtap: entered promiscuous mode [ 107.425297][ T6019] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 107.445390][ T6019] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 107.453587][ T5830] Bluetooth: hci0: command tx timeout [ 107.478000][ T725] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.489538][ T725] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.504657][ T725] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.527902][ T725] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.531976][ T5830] Bluetooth: hci0: command tx timeout [ 111.612197][ T5830] Bluetooth: hci0: command tx timeout [ 113.692284][ T5830] Bluetooth: hci0: command tx timeout [ 132.175532][ T1293] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.182380][ T1293] ieee802154 phy1 wpan1: encryption failed: -22 [ 193.615161][ T1293] ieee802154 phy0 wpan0: encryption failed: -22 [ 193.621504][ T1293] ieee802154 phy1 wpan1: encryption failed: -22 [ 231.531745][ T5140] Bluetooth: hci0: command 0x0406 tx timeout [ 255.055240][ T1293] ieee802154 phy0 wpan0: encryption failed: -22 [ 255.061541][ T1293] ieee802154 phy1 wpan1: encryption failed: -22 [ 261.451899][ T32] INFO: task syz-executor.0:6019 blocked for more than 143 seconds. [ 261.459902][ T32] Not tainted syzkaller #0 [ 261.470845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 261.479611][ T32] task:syz-executor.0 state:D stack:23608 pid:6019 tgid:6019 ppid:1 task_flags:0x400140 flags:0x00080002 [ 261.491665][ T32] Call Trace: [ 261.494950][ T32] [ 261.497873][ T32] __schedule+0xfee/0x6120 [ 261.502432][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.508096][ T32] ? __lock_acquire+0x4a5/0x2630 [ 261.513173][ T32] ? __pfx___schedule+0x10/0x10 [ 261.518069][ T32] ? find_held_lock+0x2b/0x80 [ 261.522823][ T32] ? schedule+0x2bf/0x390 [ 261.527186][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.532890][ T32] schedule+0xdd/0x390 [ 261.537000][ T32] schedule_preempt_disabled+0x13/0x30 [ 261.542604][ T32] __mutex_lock+0xc9a/0x1b90 [ 261.547218][ T32] ? fuse_lock_inode+0xd2/0x110 [ 261.552140][ T32] ? __pfx___mutex_lock+0x10/0x10 [ 261.557222][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.563001][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.568677][ T32] ? fuse_lock_inode+0xd2/0x110 [ 261.573597][ T32] fuse_lock_inode+0xd2/0x110 [ 261.578298][ T32] fuse_lookup+0x1ac/0x550 [ 261.582774][ T32] ? __pfx_fuse_lookup+0x10/0x10 [ 261.587776][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.593502][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.599166][ T32] ? lockdep_init_map_type+0x5c/0x250 [ 261.604603][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.610274][ T32] __lookup_slow+0x251/0x460 [ 261.614997][ T32] ? __pfx___lookup_slow+0x10/0x10 [ 261.620146][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.625877][ T32] lookup_slow+0x50/0x70 [ 261.630152][ T32] link_path_walk+0x1377/0x1cc0 [ 261.635103][ T32] path_openat+0x1be/0x31a0 [ 261.639677][ T32] ? kasan_save_stack+0x3f/0x50 [ 261.644632][ T32] ? kasan_save_stack+0x30/0x50 [ 261.649522][ T32] ? kasan_save_track+0x14/0x30 [ 261.654548][ T32] ? kmem_cache_alloc_noprof+0x241/0x6e0 [ 261.660236][ T32] ? __pfx_path_openat+0x10/0x10 [ 261.665278][ T32] do_file_open+0x20e/0x430 [ 261.669828][ T32] ? __pfx_do_file_open+0x10/0x10 [ 261.674960][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.680622][ T32] ? alloc_fd+0x476/0x790 [ 261.685021][ T32] ? do_getname+0x191/0x390 [ 261.689547][ T32] do_sys_openat2+0x10d/0x1e0 [ 261.694378][ T32] ? __pfx_do_sys_openat2+0x10/0x10 [ 261.699797][ T32] ? __pfx_get_timespec64+0x10/0x10 [ 261.705058][ T32] __x64_sys_openat+0x12d/0x210 [ 261.709931][ T32] ? __pfx___x64_sys_openat+0x10/0x10 [ 261.715371][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.721040][ T32] do_syscall_64+0x106/0xf80 [ 261.725697][ T32] ? irqentry_exit+0x138/0x670 [ 261.730506][ T32] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.736461][ T32] RIP: 0033:0x7f857f26d7fc [ 261.740886][ T32] RSP: 002b:00007ffe1a80bee0 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 261.749334][ T32] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f857f26d7fc [ 261.757359][ T32] RDX: 0000000000090800 RSI: 00007f857f2ce48c RDI: 00000000ffffff9c [ 261.765461][ T32] RBP: 00007ffe1a80bfac R08: 0000000000000000 R09: 0000000000000000 [ 261.773500][ T32] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 261.781500][ T32] R13: 000000000001a437 R14: 000000000001a417 R15: 0000000000000006 [ 261.789547][ T32] [ 261.792637][ T32] INFO: task syz-executor.0:6076 blocked for more than 143 seconds. [ 261.800627][ T32] Not tainted syzkaller #0 [ 261.806048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 261.814757][ T32] task:syz-executor.0 state:D stack:26520 pid:6076 tgid:6071 ppid:6019 task_flags:0x400040 flags:0x00080802 [ 261.826766][ T32] Call Trace: [ 261.830048][ T32] [ 261.833029][ T32] __schedule+0xfee/0x6120 [ 261.837487][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.843181][ T32] ? __lock_acquire+0x4a5/0x2630 [ 261.848201][ T32] ? __pfx___schedule+0x10/0x10 [ 261.853133][ T32] ? find_held_lock+0x2b/0x80 [ 261.857840][ T32] ? schedule+0x2bf/0x390 [ 261.862228][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.867979][ T32] schedule+0xdd/0x390 [ 261.872191][ T32] request_wait_answer+0x55e/0x7d0 [ 261.877349][ T32] ? __pfx_request_wait_answer+0x10/0x10 [ 261.883049][ T32] ? fuse_dev_queue_req+0x22e/0x320 [ 261.888303][ T32] ? fuse_dev_queue_req+0x22e/0x320 [ 261.893584][ T32] ? __pfx_autoremove_wake_function+0x10/0x10 [ 261.899692][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.905368][ T32] ? do_raw_spin_unlock+0x145/0x1e0 [ 261.910588][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.916283][ T32] ? _raw_spin_unlock+0x28/0x50 [ 261.921167][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.926871][ T32] ? fuse_dev_queue_req+0x233/0x320 [ 261.932155][ T32] __fuse_simple_request+0x45b/0xe70 [ 261.937499][ T32] ? __asan_memset+0x23/0x50 [ 261.942166][ T32] fuse_lookup_name+0x2ad/0x760 [ 261.947090][ T32] ? __pfx_fuse_lookup_name+0x10/0x10 [ 261.952582][ T32] ? __pfx___mutex_lock+0x10/0x10 [ 261.957663][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.963351][ T32] fuse_lookup+0x209/0x550 [ 261.967814][ T32] ? __pfx_fuse_lookup+0x10/0x10 [ 261.972844][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.978506][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.984274][ T32] ? lockdep_init_map_type+0x5c/0x250 [ 261.989695][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 261.995415][ T32] __lookup_slow+0x251/0x460 [ 262.000041][ T32] ? __pfx___lookup_slow+0x10/0x10 [ 262.005212][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.010893][ T32] lookup_slow+0x50/0x70 [ 262.015316][ T32] link_path_walk+0x1377/0x1cc0 [ 262.020212][ T32] path_openat+0x1be/0x31a0 [ 262.024767][ T32] ? kasan_save_stack+0x3f/0x50 [ 262.029645][ T32] ? kasan_save_stack+0x30/0x50 [ 262.034577][ T32] ? kasan_save_track+0x14/0x30 [ 262.039457][ T32] ? kmem_cache_alloc_noprof+0x241/0x6e0 [ 262.045146][ T32] ? __pfx_path_openat+0x10/0x10 [ 262.050144][ T32] do_file_open+0x20e/0x430 [ 262.054728][ T32] ? __pfx_do_file_open+0x10/0x10 [ 262.059820][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.065536][ T32] ? alloc_fd+0x476/0x790 [ 262.069918][ T32] ? do_getname+0x191/0x390 [ 262.074537][ T32] do_sys_openat2+0x10d/0x1e0 [ 262.079251][ T32] ? __pfx_do_sys_openat2+0x10/0x10 [ 262.084535][ T32] ? __pfx___vm_munmap+0x10/0x10 [ 262.089511][ T32] __x64_sys_openat+0x12d/0x210 [ 262.094512][ T32] ? __pfx___x64_sys_openat+0x10/0x10 [ 262.099914][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.105611][ T32] do_syscall_64+0x106/0xf80 [ 262.110248][ T32] ? irqentry_exit+0x138/0x670 [ 262.115098][ T32] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 262.121011][ T32] RIP: 0033:0x7f857f2917de [ 262.125481][ T32] RSP: 002b:00007f857ff81da8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 262.133949][ T32] RAX: ffffffffffffffda RBX: 00007f857ff826c0 RCX: 00007f857f2917de [ 262.141957][ T32] RDX: 0000000000000002 RSI: 00007f857ff81ef0 RDI: ffffffffffffff9c [ 262.149946][ T32] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 262.158021][ T32] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 262.166032][ T32] R13: 00007f857ff81f30 R14: 00007f857ff81ef0 R15: 00007f8576000000 [ 262.174091][ T32] [ 262.177124][ T32] [ 262.177124][ T32] Showing all locks held in the system: [ 262.184893][ T32] 1 lock held by khungtaskd/32: [ 262.189743][ T32] #0: ffffffff8e7e78e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 [ 262.199834][ T32] 2 locks held by getty/5578: [ 262.204641][ T32] #0: ffff888033d110a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 [ 262.214553][ T32] #1: ffffc9000331e2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x1500 [ 262.224765][ T32] 2 locks held by syz-executor.0/6019: [ 262.230234][ T32] #0: ffff8880746d4e48 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: lookup_slow+0x42/0x70 [ 262.240281][ T32] #1: ffff8880746d52f8 (&fi->mutex){+.+.}-{4:4}, at: fuse_lock_inode+0xd2/0x110 [ 262.249609][ T32] 2 locks held by syz-executor.0/6076: [ 262.255176][ T32] #0: ffff8880746d4e48 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: lookup_slow+0x42/0x70 [ 262.265215][ T32] #1: ffff8880746d52f8 (&fi->mutex){+.+.}-{4:4}, at: fuse_lock_inode+0xd2/0x110 [ 262.274450][ T32] [ 262.276822][ T32] ============================================= [ 262.276822][ T32] [ 262.285265][ T32] NMI backtrace for cpu 1 [ 262.285286][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 262.285327][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 262.285347][ T32] Call Trace: [ 262.285358][ T32] [ 262.285371][ T32] dump_stack_lvl+0x100/0x190 [ 262.285430][ T32] nmi_cpu_backtrace.cold+0x12d/0x151 [ 262.285492][ T32] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 262.285554][ T32] nmi_trigger_cpumask_backtrace+0x1d7/0x230 [ 262.285605][ T32] sys_info+0x141/0x190 [ 262.285642][ T32] watchdog+0xd25/0x1050 [ 262.285705][ T32] ? __pfx_watchdog+0x10/0x10 [ 262.285751][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.285798][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.285842][ T32] ? __kthread_parkme+0x18c/0x230 [ 262.285897][ T32] ? kthread+0x13a/0x450 [ 262.285925][ T32] ? __pfx_watchdog+0x10/0x10 [ 262.285970][ T32] kthread+0x370/0x450 [ 262.286000][ T32] ? __pfx_kthread+0x10/0x10 [ 262.286060][ T32] ret_from_fork+0x754/0xd80 [ 262.286098][ T32] ? __pfx_ret_from_fork+0x10/0x10 [ 262.286135][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.286179][ T32] ? __switch_to+0x7b4/0x1120 [ 262.286231][ T32] ? __pfx_kthread+0x10/0x10 [ 262.286293][ T32] ret_from_fork_asm+0x1a/0x30 [ 262.286356][ T32] [ 262.286369][ T32] Sending NMI from CPU 1 to CPUs 0: [ 262.422658][ C0] NMI backtrace for cpu 0 [ 262.422680][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) [ 262.422718][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 262.422737][ C0] RIP: 0010:_raw_spin_lock_nested+0x5/0x40 [ 262.422790][ C0] Code: ec 52 f6 48 89 df 58 5b e9 78 3d 53 f6 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 <89> f5 53 48 89 fb bf 01 00 00 00 e8 db c3 43 f6 ff 74 24 10 48 8d [ 262.422821][ C0] RSP: 0018:ffffc90000007d18 EFLAGS: 00000097 [ 262.422847][ C0] RAX: 0000000000000102 RBX: ffff8880b843b300 RCX: 1ffffffff363b278 [ 262.422868][ C0] RDX: 0000000000000002 RSI: 0000000000000000 RDI: ffff8880b843b348 [ 262.422889][ C0] RBP: 1ffff92000000fac R08: 0000000000000000 R09: fffffbfff21b3b62 [ 262.422910][ C0] R10: ffffffff90d9db17 R11: 0000000000000002 R12: 0000000000000287 [ 262.422930][ C0] R13: 0000000000000000 R14: 0000000000000200 R15: ffff8880b843b300 [ 262.422954][ C0] FS: 0000000000000000(0000) GS:ffff88812433f000(0000) knlGS:0000000000000000 [ 262.422982][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 262.423004][ C0] CR2: 000055f6d4883168 CR3: 000000000e598000 CR4: 0000000000350ef0 [ 262.423025][ C0] Call Trace: [ 262.423035][ C0] [ 262.423046][ C0] raw_spin_rq_lock_nested+0x2c/0x140 [ 262.423093][ C0] sched_balance_update_blocked_averages+0xc6/0x340 [ 262.423153][ C0] ? __pfx_sched_balance_update_blocked_averages+0x10/0x10 [ 262.423218][ C0] ? __pfx___run_timers+0x10/0x10 [ 262.423271][ C0] _nohz_idle_balance.isra.0+0x644/0x850 [ 262.423325][ C0] ? __pfx__nohz_idle_balance.isra.0+0x10/0x10 [ 262.423376][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.423417][ C0] ? rcu_is_watching+0x12/0xc0 [ 262.423456][ C0] handle_softirqs+0x1eb/0x9e0 [ 262.423504][ C0] ? trace_csd_function_exit+0x73/0x210 [ 262.423548][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 262.423589][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.423633][ C0] __irq_exit_rcu+0xef/0x150 [ 262.423671][ C0] irq_exit_rcu+0x9/0x30 [ 262.423708][ C0] sysvec_call_function_single+0xa3/0xc0 [ 262.423758][ C0] [ 262.423768][ C0] [ 262.423780][ C0] asm_sysvec_call_function_single+0x1a/0x20 [ 262.423816][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 262.423867][ C0] Code: 18 84 02 e9 4e 2b 81 f5 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 a3 61 1c 00 fb f4 27 2b 81 f5 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 262.423898][ C0] RSP: 0018:ffffffff8e407e00 EFLAGS: 00000246 [ 262.423922][ C0] RAX: 00000000000e8af3 RBX: ffffffff8e4975c0 RCX: ffffffff8b8f2c75 [ 262.423943][ C0] RDX: 0000000000000000 RSI: ffffffff8de82ce9 RDI: ffffffff8c1b1220 [ 262.423964][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed101708679d [ 262.423984][ C0] R10: ffff8880b8433ceb R11: 0000000000000000 R12: 0000000000000000 [ 262.424004][ C0] R13: fffffbfff1c92eb8 R14: 0000000000000000 R15: ffffffff90d9db10 [ 262.424031][ C0] ? ct_kernel_exit+0x125/0x180 [ 262.424089][ C0] default_idle+0x9/0x10 [ 262.424120][ C0] default_idle_call+0x6c/0xb0 [ 262.424154][ C0] do_idle+0x464/0x590 [ 262.424194][ C0] ? __pfx_do_idle+0x10/0x10 [ 262.424233][ C0] ? rest_init+0x23d/0x260 [ 262.424275][ C0] cpu_startup_entry+0x4f/0x60 [ 262.424317][ C0] rest_init+0x251/0x260 [ 262.424352][ C0] ? __pfx_x86_late_time_init+0x10/0x10 [ 262.424412][ C0] start_kernel+0x47f/0x480 [ 262.424449][ C0] x86_64_start_reservations+0x24/0x30 [ 262.424499][ C0] x86_64_start_kernel+0x12b/0x130 [ 262.424540][ C0] common_startup_64+0x13e/0x148 [ 262.424589][ C0] [ 262.779761][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 262.786618][ T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 262.795723][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 262.805767][ T32] Call Trace: [ 262.809043][ T32] [ 262.811987][ T32] dump_stack_lvl+0x100/0x190 [ 262.816679][ T32] vpanic+0x552/0x970 [ 262.820717][ T32] ? __pfx_vpanic+0x10/0x10 [ 262.825236][ T32] ? nmi_trigger_cpumask_backtrace+0x182/0x230 [ 262.831398][ T32] panic+0xd1/0xe0 [ 262.835119][ T32] ? __pfx_panic+0x10/0x10 [ 262.839538][ T32] ? nmi_trigger_cpumask_backtrace+0x1b5/0x230 [ 262.845778][ T32] ? nmi_trigger_cpumask_backtrace+0x1f6/0x230 [ 262.851931][ T32] ? nmi_trigger_cpumask_backtrace+0x200/0x230 [ 262.858091][ T32] ? watchdog.cold+0x198/0x1ca [ 262.862855][ T32] ? watchdog+0xd35/0x1050 [ 262.867277][ T32] watchdog.cold+0x1a9/0x1ca [ 262.871875][ T32] ? __pfx_watchdog+0x10/0x10 [ 262.876553][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.882195][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.887824][ T32] ? __kthread_parkme+0x18c/0x230 [ 262.892858][ T32] ? kthread+0x13a/0x450 [ 262.897088][ T32] ? __pfx_watchdog+0x10/0x10 [ 262.901764][ T32] kthread+0x370/0x450 [ 262.905824][ T32] ? __pfx_kthread+0x10/0x10 [ 262.910437][ T32] ret_from_fork+0x754/0xd80 [ 262.915021][ T32] ? __pfx_ret_from_fork+0x10/0x10 [ 262.920125][ T32] ? srso_alias_return_thunk+0x5/0xfbef5 [ 262.926018][ T32] ? __switch_to+0x7b4/0x1120 [ 262.930700][ T32] ? __pfx_kthread+0x10/0x10 [ 262.935306][ T32] ret_from_fork_asm+0x1a/0x30 [ 262.940082][ T32] [ 262.943524][ T32] Kernel Offset: disabled [ 262.947848][ T32] Rebooting in 86400 seconds..