Warning: Permanently added '10.128.1.191' (ED25519) to the list of known hosts. [ 78.703513][ T4268] cgroup: Unknown subsys name 'net' [ 78.833966][ T4268] cgroup: Unknown subsys name 'rlimit' [ 79.008500][ T4284] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 79.017421][ T4284] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 79.030475][ T4293] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 79.037147][ T4294] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 79.038131][ T4293] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 79.045370][ T4294] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 79.052398][ T4293] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 79.060065][ T4294] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 79.067588][ T4293] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 79.080518][ T4294] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 79.081432][ T4293] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 79.088914][ T4294] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 79.095229][ T4293] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 79.101574][ T4294] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 79.109358][ T4293] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 79.116595][ T4294] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 79.123167][ T4293] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 79.130222][ T4294] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 79.138128][ T4293] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 79.152196][ T4278] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 79.159677][ T4294] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 79.159865][ T4278] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 79.169582][ T4294] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 79.174970][ T4293] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 79.180987][ T4294] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 79.188104][ T4278] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 79.195358][ T4294] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 79.201968][ T4293] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 79.208983][ T4294] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 79.216114][ T4278] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 executing program executing program executing program executing program executing program executing program executing program [ 184.518346][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 184.525405][ C0] (detected by 0, t=10502 jiffies, g=7173, q=110 ncpus=2) [ 184.532630][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294955562-4294945060), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 184.546362][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g7173 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 184.557576][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 184.567564][ C0] rcu: RCU grace-period kthread stack dump: [ 184.573480][ C0] task:rcu_preempt state:R running task stack:27840 pid:16 ppid:2 flags:0x00004000 [ 184.584290][ C0] Call Trace: [ 184.587588][ C0] [ 184.590549][ C0] __schedule+0x10ec/0x40b0 [ 184.595106][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 184.600346][ C0] ? _raw_spin_unlock+0x40/0x40 [ 184.605227][ C0] ? enqueue_timer+0x23f/0x5c0 [ 184.610208][ C0] ? __sched_text_start+0x8/0x8 [ 184.615248][ C0] ? __mod_timer+0x91e/0xd00 [ 184.619910][ C0] schedule+0xb9/0x180 [ 184.624033][ C0] schedule_timeout+0x15c/0x280 [ 184.628958][ C0] ? console_conditional_schedule+0x40/0x40 [ 184.634929][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 184.640940][ C0] ? update_process_times+0x1b0/0x1b0 [ 184.646353][ C0] ? prepare_to_swait_event+0x335/0x350 [ 184.652194][ C0] rcu_gp_fqs_loop+0x2f2/0x1310 [ 184.657085][ C0] ? rcu_gp_kthread+0x380/0x380 [ 184.661961][ C0] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 184.667971][ C0] ? rcu_gp_init+0x14b0/0x14b0 [ 184.672760][ C0] ? rcu_gp_cleanup+0xb4c/0xca0 [ 184.677644][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 184.682885][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 184.688123][ C0] rcu_gp_kthread+0x95/0x380 [ 184.692744][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 184.697972][ C0] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 184.703919][ C0] ? __kthread_parkme+0x162/0x1c0 [ 184.709085][ C0] kthread+0x29d/0x330 [ 184.713295][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 184.718517][ C0] ? kthread_blkcg+0xd0/0xd0 [ 184.723155][ C0] ret_from_fork+0x1f/0x30 [ 184.727724][ C0] [ 184.730769][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 184.737142][ C0] CPU: 0 PID: 4301 Comm: syz-executor294 Not tainted syzkaller #0 [ 184.745013][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 184.755178][ C0] RIP: 0033:0x7f670ed7ffa0 [ 184.759621][ C0] Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d 8a 1a 03 00 e8 35 fb fa ff 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <83> ff 21 74 0b c3 66 2e 0f 1f 84 00 00 00 00 00 55 53 48 89 f3 48 [ 184.779875][ C0] RSP: 002b:00007ffd9990c6f8 EFLAGS: 00000283 [ 184.785975][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 184.793996][ C0] RDX: 00007ffd9990c700 RSI: 00007ffd9990c830 RDI: 0000000000000021 [ 184.802004][ C0] RBP: 0000000000000003 R08: 000000000000000f R09: 00007ffd9990e32c [ 184.810004][ C0] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9990e32c [ 184.817998][ C0] R13: 00007ffd9990e340 R14: 00007ffd9990e380 R15: 0000000000000001 [ 184.825994][ C0] FS: 0000555567611480 GS: 0000000000000000