Warning: Permanently added '10.128.0.114' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 153.041828][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 153.049045][ C1] (detected by 1, t=10502 jiffies, g=3253, q=58) [ 153.056230][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294952444-4294941942), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 153.069582][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g3253 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 153.080773][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 153.090729][ C1] rcu: RCU grace-period kthread stack dump: [ 153.096612][ C1] task:rcu_preempt state:R running task stack:26816 pid: 15 ppid: 2 flags:0x00004000 [ 153.107478][ C1] Call Trace: [ 153.110751][ C1] [ 153.113679][ C1] __schedule+0x12c4/0x45b0 [ 153.118198][ C1] ? _raw_spin_unlock_irqrestore+0x8b/0x130 [ 153.124092][ C1] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 153.129990][ C1] ? __mod_timer+0xa8e/0xeb0 [ 153.134584][ C1] ? release_firmware_map_entry+0x190/0x190 [ 153.140470][ C1] ? mod_timer_pending+0x20/0x20 [ 153.145402][ C1] ? lockdep_softirqs_off+0x420/0x420 [ 153.150776][ C1] schedule+0x11b/0x1f0 [ 153.154925][ C1] schedule_timeout+0x1b9/0x300 [ 153.159772][ C1] ? console_conditional_schedule+0x40/0x40 [ 153.165660][ C1] ? update_process_times+0x200/0x200 [ 153.171039][ C1] ? prepare_to_swait_event+0x321/0x340 [ 153.176580][ C1] rcu_gp_fqs_loop+0x2bf/0x1080 [ 153.181431][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 153.186625][ C1] ? lockdep_hardirqs_on+0x94/0x130 [ 153.191817][ C1] ? rcu_gp_init+0xdae/0x1140 [ 153.196492][ C1] ? rcu_gp_init+0x1140/0x1140 [ 153.201255][ C1] ? finish_swait+0xc5/0x1d0 [ 153.205849][ C1] rcu_gp_kthread+0xa4/0x360 [ 153.210434][ C1] ? _raw_spin_unlock+0x40/0x40 [ 153.215287][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 153.220402][ C1] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 153.226383][ C1] ? __kthread_parkme+0x15c/0x1c0 [ 153.231409][ C1] kthread+0x3f6/0x4f0 [ 153.235478][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 153.240669][ C1] ? kthread_blkcg+0xd0/0xd0 [ 153.245257][ C1] ret_from_fork+0x1f/0x30 [ 153.249682][ C1] [ 153.252692][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 153.258999][ C1] Sending NMI from CPU 1 to CPUs 0: [ 153.264194][ C0] NMI backtrace for cpu 0 [ 153.264211][ C0] CPU: 0 PID: 3580 Comm: syz-executor421 Not tainted 5.15.165-syzkaller #0 [ 153.264226][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 153.264234][ C0] RIP: 0010:kasan_check_range+0x1/0x290 [ 153.264251][ C0] Code: 01 c6 48 89 c7 e8 9f c5 69 08 31 c0 c3 0f 0b b8 ea ff ff ff c3 0f 0b b8 ea ff ff ff c3 cc cc cc cc cc cc cc cc cc cc cc cc 55 <41> 57 41 56 53 b0 01 48 85 f6 0f 84 9a 01 00 00 48 89 fd 48 01 f5 [ 153.264262][ C0] RSP: 0018:ffffc90002d67a48 EFLAGS: 00000046 [ 153.264275][ C0] RAX: 0000000000000002 RBX: 00000000000000a1 RCX: ffffffff81631a88 [ 153.264284][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff9070f0d0 [ 153.264293][ C0] RBP: 0000000000000008 R08: dffffc0000000000 R09: fffffbfff20e1e1b [ 153.264302][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 153.264311][ C0] R13: dffffc0000000000 R14: 0000000000000100 R15: ffff888078a9a8b0 [ 153.264321][ C0] FS: 00007f5cb4cc36c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 153.264333][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.264343][ C0] CR2: 00007f5cb4cc2e40 CR3: 000000007daff000 CR4: 00000000003506f0 [ 153.264355][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 153.264363][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 153.264371][ C0] Call Trace: [ 153.264376][ C0] [ 153.264381][ C0] ? nmi_cpu_backtrace+0x39f/0x4a0 [ 153.264397][ C0] ? read_lock_is_recursive+0x10/0x10 [ 153.264413][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0 [ 153.264438][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 153.264452][ C0] ? nmi_handle+0xf7/0x370 [ 153.264466][ C0] ? kasan_check_range+0x1/0x290 [ 153.264478][ C0] ? default_do_nmi+0x62/0x150 [ 153.264493][ C0] ? exc_nmi+0xa8/0x100 [ 153.264506][ C0] ? end_repeat_nmi+0x16/0x31 [ 153.264524][ C0] ? mark_lock+0x98/0x340 [ 153.264537][ C0] ? kasan_check_range+0x1/0x290 [ 153.264550][ C0] ? kasan_check_range+0x1/0x290 [ 153.264563][ C0] ? kasan_check_range+0x1/0x290 [ 153.264576][ C0] [ 153.264580][ C0] [ 153.264584][ C0] mark_lock+0x98/0x340 [ 153.264597][ C0] __lock_acquire+0xc97/0x1ff0 [ 153.264616][ C0] lock_acquire+0x1db/0x4f0 [ 153.264628][ C0] ? __set_current_blocked+0x11b/0x2f0 [ 153.264644][ C0] ? read_lock_is_recursive+0x10/0x10 [ 153.264659][ C0] ? __lock_acquire+0x1295/0x1ff0 [ 153.264674][ C0] ? _raw_spin_lock_irq+0xa9/0x110 [ 153.264688][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 153.264703][ C0] _raw_spin_lock_irq+0xcf/0x110 [ 153.264717][ C0] ? __set_current_blocked+0x11b/0x2f0 [ 153.264730][ C0] ? _raw_spin_lock_irqsave+0x120/0x120 [ 153.264748][ C0] __set_current_blocked+0x11b/0x2f0 [ 153.264762][ C0] ? __context_tracking_exit+0x4c/0x80 [ 153.264778][ C0] ? set_current_blocked+0x40/0x40 [ 153.264792][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 153.264807][ C0] __do_sys_rt_sigreturn+0x181/0x250 [ 153.264825][ C0] ? x32_copy_siginfo_to_user+0x270/0x270 [ 153.264841][ C0] ? syscall_enter_from_user_mode+0x2e/0x240 [ 153.264856][ C0] ? lockdep_hardirqs_on+0x94/0x130 [ 153.264871][ C0] ? syscall_enter_from_user_mode+0x2e/0x240 [ 153.264887][ C0] do_syscall_64+0x3b/0xb0 [ 153.264900][ C0] ? clear_bhb_loop+0x15/0x70 [ 153.264915][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 153.264931][ C0] RIP: 0033:0x7f5cb4d199d9 [ 153.264950][ C0] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25 [ 153.264961][ C0] RSP: 002b:00007f5cb4cc2c80 EFLAGS: 00000202 ORIG_RAX: 000000000000000f [ 153.264974][ C0] RAX: ffffffffffffffda RBX: 00007f5cb4d8c308 RCX: 00007f5cb4d199d9 [ 153.264984][ C0] RDX: 00007f5cb4cc2c80 RSI: 00007f5cb4cc2db0 RDI: 0000000000000021 [ 153.264993][ C0] RBP: 00007f5cb4d8c300 R08: 00007f5cb4cc36c0 R09: 00007f5cb4cc36c0 [ 153.265003][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f5cb4d8c30c [ 153.265011][ C0] R13: 0000000000000000 R14: 00007ffe9b5796d0 R15: 00007ffe9b5797b8 [ 153.265025][ C0]