Warning: Permanently added '10.128.0.252' (ED25519) to the list of known hosts.
syzkaller login: [ 71.977342][ T4268] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 71.983568][ T4269] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 71.985230][ T4268] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1
[ 71.999745][ T4269] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 72.001224][ T4268] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1
[ 72.007363][ T4269] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 72.014373][ T4268] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 72.022115][ T4269] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9
[ 72.029203][ T4268] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 72.035341][ T4269] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9
[ 72.042713][ T4268] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 72.049748][ T4269] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 72.056351][ T4268] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9
[ 72.063130][ T4269] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 72.071903][ T4268] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 72.076900][ T4269] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 72.085602][ T4268] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3
[ 72.098927][ T4270] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 72.099123][ T4268] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 72.113555][ T4269] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 72.114359][ T4268] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 72.120721][ T4269] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3
[ 72.139995][ T47] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 72.151486][ T47] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4
[ 72.151548][ T4272] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9
[ 72.168441][ T4272] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3
[ 72.175878][ T4272] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2
[ 72.200147][ T4272] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4
[ 72.207725][ T4272] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3
[ 72.216134][ T4272] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2
executing program
executing program
[ 177.437741][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 177.444851][ C0] (detected by 0, t=10502 jiffies, g=7293, q=32 ncpus=2)
[ 177.451994][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294954865-4294944362), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 177.465383][ C0] rcu: rcu_preempt kthread starved for 10504 jiffies! g7293 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 177.476510][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 177.486503][ C0] rcu: RCU grace-period kthread stack dump:
[ 177.492410][ C0] task:rcu_preempt state:R running task stack:26712 pid:16 ppid:2 flags:0x00004000
[ 177.503305][ C0] Call Trace:
[ 177.506612][ C0]
[ 177.509568][ C0] __schedule+0x143f/0x4570
[ 177.514122][ C0] ? _raw_spin_unlock+0x40/0x40
[ 177.519017][ C0] ? __mod_timer+0x956/0xee0
[ 177.523641][ C0] ? release_firmware_map_entry+0x18b/0x18b
[ 177.529572][ C0] ? lockdep_softirqs_off+0x420/0x420
[ 177.534978][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 177.540901][ C0] ? _raw_spin_unlock+0x40/0x40
[ 177.545795][ C0] schedule+0xbf/0x180
[ 177.549895][ C0] schedule_timeout+0x1b9/0x300
[ 177.554789][ C0] ? console_conditional_schedule+0x40/0x40
[ 177.560718][ C0] ? update_process_times+0x1b0/0x1b0
[ 177.566129][ C0] ? prepare_to_swait_event+0x329/0x350
[ 177.571708][ C0] rcu_gp_fqs_loop+0x2d2/0x1150
[ 177.576597][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 177.581828][ C0] ? rcu_gp_init+0x15f0/0x15f0
[ 177.586649][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 177.592574][ C0] ? finish_swait+0xcf/0x1e0
[ 177.597189][ C0] rcu_gp_kthread+0xa3/0x3b0
[ 177.601799][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 177.606961][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 177.612910][ C0] ? __kthread_parkme+0x168/0x1c0
[ 177.617985][ C0] kthread+0x28d/0x320
[ 177.622089][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 177.627220][ C0] ? kthread_blkcg+0xd0/0xd0
[ 177.631845][ C0] ret_from_fork+0x1f/0x30
[ 177.636308][ C0]
[ 177.639358][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 177.645697][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 177.650928][ C1] NMI backtrace for cpu 1
[ 177.650942][ C1] CPU: 1 PID: 4274 Comm: syz-executor308 Not tainted 6.1.134-syzkaller #0
[ 177.650959][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 177.650969][ C1] RIP: 0010:native_apic_msr_write+0x35/0x50
[ 177.650992][ C1] Code: 74 2a 83 ff 30 74 25 eb 10 81 ff d0 00 00 00 74 1b 81 ff e0 00 00 00 74 13 c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 c3 89 f6 31 d2 e9 0f 88 33 03 66 2e 0f 1f 84 00 00 00 00 00
[ 177.651005][ C1] RSP: 0018:ffffc900001e0e58 EFLAGS: 00000046
[ 177.651020][ C1] RAX: 0000000000067a92 RBX: ffffffff8cdf8b30 RCX: 0000000000000838
[ 177.651031][ C1] RDX: 0000000000000000 RSI: 0000000000067a92 RDI: 0000000000000838
[ 177.651041][ C1] RBP: 0000000000067a92 R08: ffffffff817c8e1d R09: fffffbfff1d417a6
[ 177.651052][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880b8f271c0
[ 177.651064][ C1] R13: dffffc0000000000 R14: 0000000000067a92 R15: dffffc0000000000
[ 177.651075][ C1] FS: 00005555754ed3c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 177.651089][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 177.651100][ C1] CR2: 00007fbc2f4bff10 CR3: 000000007891e000 CR4: 00000000003506e0
[ 177.651115][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 177.651124][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 177.651134][ C1] Call Trace:
[ 177.651140][ C1]
[ 177.651145][ C1] lapic_next_event+0x5b/0x70
[ 177.651168][ C1] clockevents_program_event+0x1c5/0x310
[ 177.651198][ C1] hrtimer_interrupt+0x546/0x980
[ 177.651227][ C1] __sysvec_apic_timer_interrupt+0x158/0x5b0
[ 177.651252][ C1] sysvec_apic_timer_interrupt+0x9b/0xc0
[ 177.651277][ C1]
[ 177.651281][ C1]
[ 177.651286][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 177.651312][ C1] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40
[ 177.651333][ C1] Code: d1 83 f5 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 7e 3c af f6 48 89 df e8 e6 7a b0 f6 e8 51 bd d5 f6 fb bf 01 00 00 00 f6 fa a2 f6 65 8b 05 b7 1f 47 75 85 c0 74 02 5b c3 e8 44 42 45
[ 177.651346][ C1] RSP: 0018:ffffc90003e67b50 EFLAGS: 00000282
[ 177.651358][ C1] RAX: f6b0f7daad818d00 RBX: ffff88802f70dc80 RCX: ffffffff973bf103
[ 177.651370][ C1] RDX: dffffc0000000000 RSI: ffffffff8b0c0c40 RDI: 0000000000000001
[ 177.651381][ C1] RBP: ffffc90003e67c90 R08: dffffc0000000000 R09: ffffed1005ee1b91
[ 177.651393][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11005ee1c23
[ 177.651404][ C1] R13: 000000001c000004 R14: 0000000000000021 R15: ffff88802f70e118
[ 177.651423][ C1] get_signal+0x151f/0x17a0
[ 177.651454][ C1] ? ptrace_notify+0x370/0x370
[ 177.651475][ C1] ? restore_altstack+0x107/0x150
[ 177.651491][ C1] ? __ia32_sys_sigaltstack+0x260/0x260
[ 177.651510][ C1] arch_do_signal_or_restart+0xb3/0x12a0
[ 177.651533][ C1] ? __do_sys_rt_sigreturn+0x92a/0xa70
[ 177.651557][ C1] ? KSTK_ESP+0x60/0x60
[ 177.651575][ C1] ? get_sigframe_size+0x10/0x10
[ 177.651596][ C1] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 177.651625][ C1] ? exit_to_user_mode_loop+0x39/0x100
[ 177.651651][ C1] exit_to_user_mode_loop+0x6a/0x100
[ 177.651676][ C1] exit_to_user_mode_prepare+0xb1/0x140
[ 177.651701][ C1] syscall_exit_to_user_mode+0x60/0x270
[ 177.651728][ C1] do_syscall_64+0x47/0x80
[ 177.651746][ C1] ? clear_bhb_loop+0x45/0xa0
[ 177.651771][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 177.651794][ C1] RIP: 0033:0x7fbc2f4a8899
[ 177.651811][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 177.651823][ C1] RSP: 002b:00007ffc1c36dd58 EFLAGS: 00000246
[ 177.651835][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fbc2f4a8899
[ 177.651845][ C1] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000
[ 177.651855][ C1] RBP: 0000000000000000 R08: 00007fbc2f468990 R09: 00007fbc2f468990
[ 177.651866][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbc2f50633c
[ 177.651876][ C1] R13: 00007fbc2f500106 R14: 00007ffc1c36dd90 R15: 0000000000000000
[ 177.651894][ C1]