Warning: Permanently added '10.128.0.74' (ED25519) to the list of known hosts. 2025/11/30 20:56:30 ignoring optional flag "type"="gce" 2025/11/30 20:56:30 parsed 1 programs 2025/11/30 20:56:30 executed programs: 0 [ 112.563615][ T5142] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 112.571275][ T5142] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 112.579101][ T5142] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 112.587185][ T5142] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 112.594943][ T5142] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 112.748492][ T6017] chnl_net:caif_netlink_parms(): no params data found [ 112.835731][ T6017] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.842971][ T6017] bridge0: port 1(bridge_slave_0) entered disabled state [ 112.850257][ T6017] bridge_slave_0: entered allmulticast mode [ 112.859659][ T6017] bridge_slave_0: entered promiscuous mode [ 112.870175][ T6017] bridge0: port 2(bridge_slave_1) entered blocking state [ 112.877644][ T6017] bridge0: port 2(bridge_slave_1) entered disabled state [ 112.885242][ T6017] bridge_slave_1: entered allmulticast mode [ 112.893283][ T6017] bridge_slave_1: entered promiscuous mode [ 112.931054][ T6017] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 112.943334][ T6017] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 112.983056][ T6017] team0: Port device team_slave_0 added [ 112.991247][ T6017] team0: Port device team_slave_1 added [ 113.026007][ T6017] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 113.033188][ T6017] 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. [ 113.059605][ T6017] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 113.071994][ T6017] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 113.079840][ T6017] 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. [ 113.106067][ T6017] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 113.154076][ T6017] hsr_slave_0: entered promiscuous mode [ 113.160774][ T6017] hsr_slave_1: entered promiscuous mode [ 113.300615][ T6017] bridge0: port 2(bridge_slave_1) entered blocking state [ 113.307816][ T6017] bridge0: port 2(bridge_slave_1) entered forwarding state [ 113.315428][ T6017] bridge0: port 1(bridge_slave_0) entered blocking state [ 113.322865][ T6017] bridge0: port 1(bridge_slave_0) entered forwarding state [ 113.380507][ T6017] 8021q: adding VLAN 0 to HW filter on device bond0 [ 113.399373][ T1139] bridge0: port 1(bridge_slave_0) entered disabled state [ 113.408511][ T1139] bridge0: port 2(bridge_slave_1) entered disabled state [ 113.426698][ T6017] 8021q: adding VLAN 0 to HW filter on device team0 [ 113.441649][ T50] bridge0: port 1(bridge_slave_0) entered blocking state [ 113.448958][ T50] bridge0: port 1(bridge_slave_0) entered forwarding state [ 113.464686][ T1139] bridge0: port 2(bridge_slave_1) entered blocking state [ 113.472185][ T1139] bridge0: port 2(bridge_slave_1) entered forwarding state [ 113.542332][ T6017] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 113.972406][ T6017] veth0_vlan: entered promiscuous mode [ 113.985029][ T6017] veth1_vlan: entered promiscuous mode [ 114.018150][ T6017] veth0_macvtap: entered promiscuous mode [ 114.028521][ T6017] veth1_macvtap: entered promiscuous mode [ 114.047705][ T6017] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 114.064261][ T6017] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 114.648421][ T5831] Bluetooth: hci0: command tx timeout [ 116.717378][ T5831] Bluetooth: hci0: command tx timeout [ 118.798852][ T5831] Bluetooth: hci0: command tx timeout [ 120.877505][ T5831] Bluetooth: hci0: command tx timeout [ 137.361652][ T1294] ieee802154 phy0 wpan0: encryption failed: -22 [ 137.368297][ T1294] ieee802154 phy1 wpan1: encryption failed: -22 [ 198.801130][ T1294] ieee802154 phy0 wpan0: encryption failed: -22 [ 198.807550][ T1294] ieee802154 phy1 wpan1: encryption failed: -22 [ 236.717355][ T5142] Bluetooth: hci0: command 0x0406 tx timeout [ 260.241047][ T1294] ieee802154 phy0 wpan0: encryption failed: -22 [ 260.247450][ T1294] ieee802154 phy1 wpan1: encryption failed: -22 [ 269.837580][ T31] INFO: task syz-executor.0:6017 blocked for more than 143 seconds. [ 269.845635][ T31] Not tainted syzkaller #0 [ 269.850709][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 269.859732][ T31] task:syz-executor.0 state:D stack:21256 pid:6017 tgid:6017 ppid:1 task_flags:0x400140 flags:0x00080003 [ 269.871873][ T31] Call Trace: [ 269.875253][ T31] [ 269.878301][ T31] __schedule+0x1798/0x4cc0 [ 269.882984][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 269.888729][ T31] ? __lock_acquire+0xab9/0xd20 [ 269.893628][ T31] ? __lock_acquire+0xab9/0xd20 [ 269.899289][ T31] ? __pfx___schedule+0x10/0x10 [ 269.904213][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 269.909999][ T31] ? schedule+0x91/0x360 [ 269.914384][ T31] schedule+0x165/0x360 [ 269.918920][ T31] schedule_preempt_disabled+0x13/0x30 [ 269.924541][ T31] rwsem_down_read_slowpath+0x5fd/0x8f0 [ 269.930715][ T31] ? rwsem_down_read_slowpath+0x4b8/0x8f0 [ 269.936503][ T31] ? __pfx_rwsem_down_read_slowpath+0x10/0x10 [ 269.942749][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 269.948449][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 269.954104][ T31] down_read+0x98/0x2e0 [ 269.958359][ T31] lookup_slow+0x46/0x70 [ 269.962646][ T31] link_path_walk+0x935/0xea0 [ 269.967433][ T31] path_openat+0x28c/0x3830 [ 269.972018][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 269.977736][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 269.983400][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 269.989125][ T31] ? __pfx_path_openat+0x10/0x10 [ 269.994116][ T31] do_filp_open+0x1fa/0x410 [ 269.999247][ T31] ? __lock_acquire+0xab9/0xd20 [ 270.004283][ T31] ? __pfx_do_filp_open+0x10/0x10 [ 270.009575][ T31] ? _raw_spin_unlock+0x28/0x50 [ 270.014708][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.020473][ T31] ? alloc_fd+0x64c/0x6c0 [ 270.024874][ T31] do_sys_openat2+0x121/0x1c0 [ 270.029871][ T31] ? __pfx_do_sys_openat2+0x10/0x10 [ 270.035242][ T31] __x64_sys_openat+0x138/0x170 [ 270.040362][ T31] do_syscall_64+0xfa/0xfa0 [ 270.044979][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 270.051155][ T31] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 270.057678][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 270.063834][ T31] RIP: 0033:0x7f3775c794d1 [ 270.068583][ T31] RSP: 002b:00007fffc77b00f0 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 [ 270.077657][ T31] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3775c794d1 [ 270.086105][ T31] RDX: 0000000000090800 RSI: 00007f3775cd42e6 RDI: 00000000ffffff9c [ 270.094250][ T31] RBP: 00007fffc77b01bc R08: 0000000000000000 R09: 3fffffffffffffff [ 270.102297][ T31] R10: 0000000000000000 R11: 0000000000000287 R12: 0000000000000000 [ 270.110364][ T31] R13: 000000000001c0fc R14: 000000000001bdb3 R15: 0000000000000009 [ 270.118699][ T31] [ 270.121831][ T31] INFO: task syz-executor.0:6045 blocked for more than 143 seconds. [ 270.129921][ T31] Not tainted syzkaller #0 [ 270.135051][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 270.144387][ T31] task:syz-executor.0 state:D stack:25480 pid:6045 tgid:6044 ppid:6017 task_flags:0x400140 flags:0x00080003 [ 270.156826][ T31] Call Trace: [ 270.160164][ T31] [ 270.163189][ T31] __schedule+0x1798/0x4cc0 [ 270.167754][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.173407][ T31] ? do_raw_spin_lock+0x121/0x290 [ 270.178498][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.184172][ T31] ? __lock_acquire+0xab9/0xd20 [ 270.189097][ T31] ? __pfx___schedule+0x10/0x10 [ 270.194131][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.200090][ T31] ? schedule+0x91/0x360 [ 270.204375][ T31] schedule+0x165/0x360 [ 270.208576][ T31] __fuse_simple_request+0x11cc/0x1bb0 [ 270.214074][ T31] ? __pfx___fuse_simple_request+0x10/0x10 [ 270.220044][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 270.226233][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 270.232356][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 270.238549][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.244201][ T31] ? __kmalloc_cache_noprof+0x3d5/0x6f0 [ 270.249872][ T31] ? __pfx___mutex_trylock_common+0x10/0x10 [ 270.255805][ T31] fuse_lookup_name+0x34c/0x860 [ 270.260728][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.266403][ T31] ? __pfx_fuse_lookup_name+0x10/0x10 [ 270.271841][ T31] ? seqcount_lockdep_reader_access+0x122/0x1c0 [ 270.278338][ T31] ? fuse_lock_inode+0xd3/0x120 [ 270.283314][ T31] ? d_alloc_parallel+0x366/0x1610 [ 270.288592][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.294245][ T31] ? d_alloc_parallel+0x14ac/0x1610 [ 270.299594][ T31] fuse_lookup+0x1e9/0x640 [ 270.304068][ T31] ? __pfx_fuse_lookup+0x10/0x10 [ 270.309110][ T31] ? __raw_spin_lock_init+0x45/0x100 [ 270.314438][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.320534][ T31] ? __init_waitqueue_head+0xa9/0x150 [ 270.325976][ T31] __lookup_slow+0x297/0x3d0 [ 270.330870][ T31] ? __pfx___lookup_slow+0x10/0x10 [ 270.336120][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.341889][ T31] ? down_read+0x1ad/0x2e0 [ 270.346486][ T31] lookup_slow+0x53/0x70 [ 270.351233][ T31] link_path_walk+0x935/0xea0 [ 270.355969][ T31] path_openat+0x28c/0x3830 [ 270.360562][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.366238][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.371973][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.377668][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.383372][ T31] ? __pfx_path_openat+0x10/0x10 [ 270.388472][ T31] do_filp_open+0x1fa/0x410 [ 270.393011][ T31] ? __lock_acquire+0xab9/0xd20 [ 270.397982][ T31] ? __pfx_do_filp_open+0x10/0x10 [ 270.403147][ T31] ? _raw_spin_unlock+0x28/0x50 [ 270.408052][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.413768][ T31] ? alloc_fd+0x64c/0x6c0 [ 270.418206][ T31] do_sys_openat2+0x121/0x1c0 [ 270.422991][ T31] ? __pfx_do_sys_openat2+0x10/0x10 [ 270.428318][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.433996][ T31] ? rcu_is_watching+0x15/0xb0 [ 270.438821][ T31] __x64_sys_openat+0x138/0x170 [ 270.443709][ T31] do_syscall_64+0xfa/0xfa0 [ 270.448289][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 270.454371][ T31] ? __switch_to_asm+0x39/0x70 [ 270.459210][ T31] ? __switch_to_asm+0x33/0x70 [ 270.464010][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 270.469961][ T31] RIP: 0033:0x7f3775c79a29 [ 270.474393][ T31] RSP: 002b:00007f3776d5d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 270.483028][ T31] RAX: ffffffffffffffda RBX: 00007f3775d8bf80 RCX: 00007f3775c79a29 [ 270.491062][ T31] RDX: 0000000000000042 RSI: 0000000020002080 RDI: ffffffffffffff9c [ 270.499093][ T31] RBP: 00007f3775cd5170 R08: 0000000000000000 R09: 0000000000000000 [ 270.507118][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 270.515207][ T31] R13: 000000000000000b R14: 00007f3775d8bf80 R15: 00007fffc77afe18 [ 270.523477][ T31] [ 270.526603][ T31] INFO: task syz-executor.0:6047 blocked for more than 144 seconds. [ 270.534734][ T31] Not tainted syzkaller #0 [ 270.539804][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 270.548583][ T31] task:syz-executor.0 state:D stack:27720 pid:6047 tgid:6044 ppid:6017 task_flags:0x400140 flags:0x00080003 [ 270.560731][ T31] Call Trace: [ 270.564038][ T31] [ 270.567000][ T31] __schedule+0x1798/0x4cc0 [ 270.571961][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.577666][ T31] ? __lock_acquire+0xab9/0xd20 [ 270.582552][ T31] ? __lock_acquire+0xab9/0xd20 [ 270.587551][ T31] ? __pfx___schedule+0x10/0x10 [ 270.592536][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.598430][ T31] ? schedule+0x91/0x360 [ 270.603314][ T31] schedule+0x165/0x360 [ 270.607590][ T31] schedule_preempt_disabled+0x13/0x30 [ 270.613077][ T31] rwsem_down_write_slowpath+0x872/0xfe0 [ 270.618806][ T31] ? rwsem_down_write_slowpath+0x472/0xfe0 [ 270.624724][ T31] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 270.631130][ T31] ? __lock_acquire+0xab9/0xd20 [ 270.636124][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.642467][ T31] ? ilookup5+0x146/0x170 [ 270.647256][ T31] down_write_nested+0x1b5/0x200 [ 270.652398][ T31] ? __pfx_down_write_nested+0x10/0x10 [ 270.658158][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.663940][ T31] fuse_reverse_inval_entry+0x5d/0x720 [ 270.669955][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.675617][ T31] ? down_read+0x1ad/0x2e0 [ 270.681749][ T31] fuse_dev_do_write+0x32d3/0x4710 [ 270.686957][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.693340][ T31] ? plist_check_list+0x30f/0x330 [ 270.698750][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.704429][ T31] ? __lock_acquire+0xab9/0xd20 [ 270.709633][ T31] ? __pfx_fuse_dev_do_write+0x10/0x10 [ 270.715219][ T31] ? aa_file_perm+0x13a/0x1550 [ 270.720272][ T31] ? aa_file_perm+0x13a/0x1550 [ 270.725053][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.731215][ T31] ? aa_file_perm+0x44d/0x1550 [ 270.735998][ T31] ? __futex_wait+0x34a/0x3d0 [ 270.740989][ T31] ? __pfx___futex_wait+0x10/0x10 [ 270.746056][ T31] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 270.752468][ T31] ? __pfx_aa_file_perm+0x10/0x10 [ 270.757695][ T31] ? __pfx_futex_wake_mark+0x10/0x10 [ 270.763165][ T31] ? try_to_wake_up+0x7f5/0x12b0 [ 270.768777][ T31] fuse_dev_write+0x155/0x1e0 [ 270.773524][ T31] ? __pfx_fuse_dev_write+0x10/0x10 [ 270.779065][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.784723][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.790715][ T31] ? security_file_permission+0x75/0x290 [ 270.796406][ T31] vfs_write+0x5c9/0xb30 [ 270.801004][ T31] ? __pfx_fuse_dev_write+0x10/0x10 [ 270.806260][ T31] ? __pfx_vfs_write+0x10/0x10 [ 270.811534][ T31] ? __fget_files+0x2a/0x420 [ 270.816412][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.822428][ T31] ksys_write+0x145/0x250 [ 270.826833][ T31] ? __pfx_ksys_write+0x10/0x10 [ 270.832192][ T31] ? do_syscall_64+0xbe/0xfa0 [ 270.836928][ T31] do_syscall_64+0xfa/0xfa0 [ 270.841876][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 270.847419][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 270.853503][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 270.859476][ T31] ? exc_page_fault+0xab/0x100 [ 270.864492][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 270.870715][ T31] RIP: 0033:0x7f3775c79a29 [ 270.875144][ T31] RSP: 002b:00007f3776d3c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 270.883969][ T31] RAX: ffffffffffffffda RBX: 00007f3775d8c050 RCX: 00007f3775c79a29 [ 270.892392][ T31] RDX: 000000000000002c RSI: 00000000200000c0 RDI: 0000000000000003 [ 270.900893][ T31] RBP: 00007f3775cd5170 R08: 0000000000000000 R09: 0000000000000000 [ 270.909175][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 270.917386][ T31] R13: 000000000000006e R14: 00007f3775d8c050 R15: 00007fffc77afe18 [ 270.925404][ T31] [ 270.928815][ T31] [ 270.928815][ T31] Showing all locks held in the system: [ 270.936764][ T31] 1 lock held by khungtaskd/31: [ 270.941920][ T31] #0: ffffffff8df3d6e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 270.952347][ T31] 1 lock held by syslogd/5174: [ 270.957186][ T31] #0: ffff8880b883a058 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 270.967294][ T31] 2 locks held by getty/5579: [ 270.971974][ T31] #0: ffff88803306a0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 270.981932][ T31] #1: ffffc9000362c2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 [ 270.992234][ T31] 1 lock held by syz-executor.0/6017: [ 270.997647][ T31] #0: ffff888074638148 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: lookup_slow+0x46/0x70 [ 271.007693][ T31] 2 locks held by syz-executor.0/6045: [ 271.013147][ T31] #0: ffff888074638148 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: lookup_slow+0x46/0x70 [ 271.023199][ T31] #1: ffff8880746385f8 (&fi->mutex){+.+.}-{4:4}, at: fuse_lock_inode+0xd3/0x120 [ 271.032552][ T31] 2 locks held by syz-executor.0/6047: [ 271.038088][ T31] #0: ffff8880786e4328 (&fc->killsb){.+.+}-{4:4}, at: fuse_dev_do_write+0x3249/0x4710 [ 271.047880][ T31] #1: ffff888074638148 (&type->i_mutex_dir_key#8/1){+.+.}-{4:4}, at: fuse_reverse_inval_entry+0x5d/0x720 [ 271.059514][ T31] [ 271.062040][ T31] ============================================= [ 271.062040][ T31] [ 271.070850][ T31] NMI backtrace for cpu 1 [ 271.070867][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 271.070924][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 271.070938][ T31] Call Trace: [ 271.070947][ T31] [ 271.070958][ T31] dump_stack_lvl+0x189/0x250 [ 271.071001][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 271.071037][ T31] ? __pfx__printk+0x10/0x10 [ 271.071081][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 271.071119][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 271.071156][ T31] ? __pfx__printk+0x10/0x10 [ 271.071186][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 271.071224][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 271.071276][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 271.071316][ T31] watchdog+0xf60/0xfa0 [ 271.071353][ T31] ? watchdog+0x1e2/0xfa0 [ 271.071391][ T31] kthread+0x711/0x8a0 [ 271.071437][ T31] ? __pfx_watchdog+0x10/0x10 [ 271.071465][ T31] ? __pfx_kthread+0x10/0x10 [ 271.071499][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 271.071546][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 271.071586][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 271.071619][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 271.071661][ T31] ? __pfx_kthread+0x10/0x10 [ 271.071703][ T31] ret_from_fork+0x4bc/0x870 [ 271.071735][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 271.071772][ T31] ? __switch_to_asm+0x39/0x70 [ 271.071795][ T31] ? __switch_to_asm+0x33/0x70 [ 271.071817][ T31] ? __pfx_kthread+0x10/0x10 [ 271.071855][ T31] ret_from_fork_asm+0x1a/0x30 [ 271.071915][ T31] [ 271.071924][ T31] Sending NMI from CPU 1 to CPUs 0: [ 271.236062][ C0] NMI backtrace for cpu 0 [ 271.236082][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) [ 271.236107][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 271.236121][ C0] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 271.236169][ C0] Code: 5e 93 c9 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 93 81 21 00 f3 0f 1e fa fb f4 33 93 c9 f5 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 [ 271.236187][ C0] RSP: 0018:ffffffff8dc07d80 EFLAGS: 000002c6 [ 271.236207][ C0] RAX: 6b4c7bae2809a100 RBX: ffffffff81967b47 RCX: 6b4c7bae2809a100 [ 271.236225][ C0] RDX: 0000000000000001 RSI: ffffffff8d70f556 RDI: ffffffff8bbf0960 [ 271.236241][ C0] RBP: ffffffff8dc07ea8 R08: ffff8880b8832fdb R09: 1ffff110171065fb [ 271.236258][ C0] R10: dffffc0000000000 R11: ffffed10171065fc R12: ffffffff8f7cf770 [ 271.236276][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 1ffffffff1b92a40 [ 271.236293][ C0] FS: 0000000000000000(0000) GS:ffff888126138000(0000) knlGS:0000000000000000 [ 271.236312][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 271.236327][ C0] CR2: 000055e03a6ac168 CR3: 0000000026d2f000 CR4: 0000000000350ef0 [ 271.236345][ C0] Call Trace: [ 271.236356][ C0] [ 271.236364][ C0] default_idle+0x13/0x20 [ 271.236386][ C0] default_idle_call+0x73/0xb0 [ 271.236411][ C0] do_idle+0x1e7/0x510 [ 271.236438][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 271.236468][ C0] ? __pfx_do_idle+0x10/0x10 [ 271.236491][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 271.236517][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 271.236552][ C0] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 271.236584][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 271.236622][ C0] cpu_startup_entry+0x44/0x60 [ 271.236647][ C0] rest_init+0x2de/0x300 [ 271.236673][ C0] start_kernel+0x3ae/0x410 [ 271.236706][ C0] x86_64_start_reservations+0x24/0x30 [ 271.236743][ C0] x86_64_start_kernel+0x143/0x1c0 [ 271.236780][ C0] common_startup_64+0x13e/0x147 [ 271.236824][ C0]