Warning: Permanently added '10.128.1.34' (ED25519) to the list of known hosts.
syzkaller login: [ 84.105881][ T5774] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 84.124915][ T5779] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1
[ 84.133437][ T5779] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 84.140861][ T5779] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 84.148390][ T5780] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 84.156915][ T5779] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9
[ 84.164428][ T5780] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 84.173052][ T5780] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9
[ 84.180159][ T5779] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 84.186369][ T5780] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 84.190709][ T5779] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 84.202100][ T5780] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 84.210709][ T5780] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4
[ 84.210728][ T5779] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 84.221654][ T5780] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 84.233284][ T5780] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3
[ 84.240618][ T5780] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 84.240710][ T5782] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3
[ 84.248724][ T5780] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2
[ 84.257672][ T5782] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 84.272341][ T5774] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 84.280008][ T5082] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 84.288543][ T5780] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3
[ 84.308220][ T5780] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 189.642360][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 189.649522][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5792/1:b..l
[ 189.657723][ C1] rcu: (detected by 1, t=10503 jiffies, g=8841, q=23 ncpus=2)
[ 189.665410][ C1] task:syz-executor401 state:R running task stack:28680 pid:5792 ppid:5770 flags:0x00004002
[ 189.676730][ C1] Call Trace:
[ 189.680057][ C1]
[ 189.683033][ C1] __schedule+0x1553/0x45a0
[ 189.687652][ C1] ? asan.module_dtor+0x20/0x20
[ 189.692562][ C1] ? mark_lock+0x94/0x320
[ 189.696955][ C1] ? lockdep_hardirqs_on_prepare+0x40d/0x770
[ 189.703024][ C1] ? preempt_schedule_irq+0xb4/0x150
[ 189.708390][ C1] preempt_schedule_irq+0xbf/0x150
[ 189.713579][ C1] ? preempt_schedule_notrace+0x110/0x110
[ 189.719369][ C1] ? rcu_irq_exit_check_preempt+0xdf/0x210
[ 189.725320][ C1] irqentry_exit+0x67/0x70
[ 189.729793][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 189.735829][ C1] RIP: 0010:lock_is_held_type+0x13e/0x190
[ 189.741945][ C1] Code: 75 40 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 46 41 f7 c5 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 08 75 3c 89 e8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f
[ 189.761731][ C1] RSP: 0018:ffffc90004787940 EFLAGS: 00000206
[ 189.767846][ C1] RAX: 9b955fa08a09f200 RBX: ffff888024ec0000 RCX: 9b955fa08a09f200
[ 189.775870][ C1] RDX: 0000000000000000 RSI: ffffffff8acadb60 RDI: ffffffff8b1c89a0
[ 189.783894][ C1] RBP: 0000000000000000 R08: dffffc0000000000 R09: 1ffffffff22386a0
[ 189.791902][ C1] R10: dffffc0000000000 R11: fffffbfff22386a1 R12: 0000000000000002
[ 189.799906][ C1] R13: 0000000000000246 R14: ffffffff8d15bb78 R15: ffff888024ec0b30
[ 189.807937][ C1] mem_cgroup_from_task+0x77/0x110
[ 189.813101][ C1] ? get_mem_cgroup_from_mm+0x38/0x290
[ 189.818611][ C1] get_mem_cgroup_from_mm+0xd6/0x290
[ 189.823946][ C1] __mem_cgroup_charge+0x15/0x80
[ 189.828952][ C1] do_wp_page+0x14b0/0x35f0
[ 189.833518][ C1] ? folio_put+0xd0/0xd0
[ 189.837802][ C1] ? do_raw_spin_lock+0x11f/0x2c0
[ 189.842970][ C1] ? __rwlock_init+0x150/0x150
[ 189.847800][ C1] handle_mm_fault+0x135d/0x4c00
[ 189.852776][ C1] ? handle_mm_fault+0xe7/0x4c00
[ 189.857853][ C1] ? numa_migrate_prep+0x350/0x350
[ 189.863043][ C1] ? lock_mm_and_find_vma+0x9c/0x2f0
[ 189.868375][ C1] do_user_addr_fault+0x730/0x12c0
[ 189.873556][ C1] exc_page_fault+0x64/0x100
[ 189.878184][ C1] ? __lock_acquire+0x7d40/0x7d40
[ 189.883249][ C1] asm_exc_page_fault+0x26/0x30
[ 189.888150][ C1] RIP: 0010:__put_user_4+0x11/0x20
[ 189.893319][ C1] Code: 01 ca c3 90 90 90 90 90 90 f3 0f 1e fa 0f 01 cb 66 89 01 31 c9 0f 01 ca c3 f3 0f 1e fa 48 89 cb 48 c1 fb 3f 48 09 d9 0f 01 cb <89> 01 31 c9 0f 01 ca c3 90 90 90 90 90 90 90 f3 0f 1e fa 0f 01 cb
[ 189.912971][ C1] RSP: 0018:ffffc90004787ef8 EFLAGS: 00050206
[ 189.919083][ C1] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 0000555578759690
[ 189.927095][ C1] RDX: 0000000000000000 RSI: ffffffff8acadb60 RDI: ffffffff8b1c89a0
[ 189.935103][ C1] RBP: 0000000000000000 R08: ffffffff8e8b02af R09: 1ffffffff1d16055
[ 189.943114][ C1] R10: dffffc0000000000 R11: fffffbfff1d16056 R12: 1ffff110049d80d2
[ 189.951126][ C1] R13: 0000000000000000 R14: ffff888024ec0000 R15: dffffc0000000000
[ 189.959246][ C1] schedule_tail+0x93/0xb0
[ 189.963735][ C1] ret_from_fork+0x24/0x80
[ 189.968259][ C1] ret_from_fork_asm+0x11/0x20
[ 189.973089][ C1]
[ 189.976157][ C1] rcu: rcu_preempt kthread starved for 10533 jiffies! g8841 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 189.987308][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 189.997318][ C1] rcu: RCU grace-period kthread stack dump:
[ 190.003255][ C1] task:rcu_preempt state:R running task stack:27656 pid:17 ppid:2 flags:0x00004000
[ 190.014087][ C1] Call Trace:
[ 190.017413][ C1]
[ 190.020384][ C1] __schedule+0x1553/0x45a0
[ 190.024963][ C1] ? _raw_spin_unlock_irqrestore+0x86/0x120
[ 190.030907][ C1] ? _raw_spin_unlock_irqrestore+0xc5/0x120
[ 190.036866][ C1] ? asan.module_dtor+0x20/0x20
[ 190.041773][ C1] ? enqueue_timer+0x23d/0x550
[ 190.046585][ C1] ? __mod_timer+0x984/0xdb0
[ 190.051259][ C1] schedule+0xbd/0x170
[ 190.055384][ C1] schedule_timeout+0x188/0x2d0
[ 190.060281][ C1] ? console_conditional_schedule+0x40/0x40
[ 190.066284][ C1] ? _raw_spin_unlock_irqrestore+0x86/0x120
[ 190.072227][ C1] ? update_process_times+0x1b0/0x1b0
[ 190.077680][ C1] ? prepare_to_swait_event+0x339/0x360
[ 190.083285][ C1] rcu_gp_fqs_loop+0x313/0x1590
[ 190.088188][ C1] ? rcu_gp_init+0x1162/0x1560
[ 190.093023][ C1] ? rcu_gp_kthread+0x3b0/0x3b0
[ 190.097918][ C1] ? dump_blkd_tasks+0x810/0x810
[ 190.102902][ C1] ? rcu_gp_init+0x1560/0x1560
[ 190.107702][ C1] ? rcu_gp_cleanup+0xb41/0xc90
[ 190.112600][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 190.117847][ C1] ? lockdep_hardirqs_on+0x98/0x150
[ 190.123095][ C1] rcu_gp_kthread+0x9d/0x3b0
[ 190.127737][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 190.132890][ C1] ? __kthread_parkme+0x7a/0x1c0
[ 190.137883][ C1] ? __kthread_parkme+0x162/0x1c0
[ 190.142961][ C1] kthread+0x2fa/0x390
[ 190.147070][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0
[ 190.152220][ C1] ? kthread_blkcg+0xd0/0xd0
[ 190.156859][ C1] ret_from_fork+0x48/0x80
[ 190.161317][ C1] ? kthread_blkcg+0xd0/0xd0
[ 190.165960][ C1] ret_from_fork_asm+0x11/0x20
[ 190.170793][ C1]
[ 190.173857][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 190.180227][ C1] CPU: 1 PID: 5791 Comm: syz-executor401 Not tainted syzkaller #0
[ 190.188068][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 190.198162][ C1] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50
[ 190.204028][ C1] Code: 00 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 5a fd d8 f6 48 89 df e8 12 d2 d9 f6 e8 dd e2 fd f6 fb bf 01 00 00 00 f2 d8 cc f6 65 8b 05 63 06 74 75 85 c0 74 02 5b c3 e8 e0 ed 70
[ 190.223680][ C1] RSP: 0018:ffffc90004777c78 EFLAGS: 00000286
[ 190.229791][ C1] RAX: bd3287ca134bc100 RBX: ffff88802abedc80 RCX: bd3287ca134bc100
[ 190.237805][ C1] RDX: dffffc0000000000 RSI: ffffffff8acac9e0 RDI: 0000000000000001
[ 190.245813][ C1] RBP: ffff88802abee118 R08: ffffffff8e8b02af R09: 1ffffffff1d16055
[ 190.253836][ C1] R10: dffffc0000000000 R11: fffffbfff1d16056 R12: 1ffff1100557dc23
[ 190.261857][ C1] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000
[ 190.269866][ C1] FS: 00005555787593c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 190.278916][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 190.285529][ C1] CR2: 0000200000bbdffc CR3: 000000002eab7000 CR4: 00000000003506e0
[ 190.293541][ C1] Call Trace:
[ 190.296867][ C1]
[ 190.299845][ C1] get_signal+0x11f5/0x13f0
[ 190.304421][ C1] arch_do_signal_or_restart+0xc2/0x800
[ 190.310021][ C1] ? get_sigframe_size+0x20/0x20
[ 190.315031][ C1] ? exit_to_user_mode_loop+0x3b/0x110
[ 190.320546][ C1] exit_to_user_mode_loop+0x70/0x110
[ 190.325886][ C1] exit_to_user_mode_prepare+0xee/0x180
[ 190.331486][ C1] syscall_exit_to_user_mode+0x1a/0x50
[ 190.336996][ C1] do_syscall_64+0x61/0xa0
[ 190.341472][ C1] ? clear_bhb_loop+0x40/0x90
[ 190.346212][ C1] ? clear_bhb_loop+0x40/0x90
[ 190.350946][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 190.356894][ C1] RIP: 0033:0x7fbc211c6bee
[ 190.361925][ C1] Code: 08 0f 85 45 e1 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 90 41 57 41 56 4d 89 c6 41 55 4d 89 cd 41 54 55 53 48 83 ec 08
[ 190.384701][ C1] RSP: 002b:00007ffd512d1f98 EFLAGS: 00000246
[ 190.390846][ C1] RAX: fffffffffffffff7 RBX: 00005555787593c0 RCX: 00007fbc211c6bee
[ 190.398877][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000013
[ 190.406902][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 190.414938][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbc212300b2
[ 190.422986][ C1] R13: 00007fbc2122e12a R14: 00007ffd512d2030 R15: 0000000000000000
[ 190.431045][ C1]