rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-...!: (1 ticks this GP) idle=6dac/1/0x4000000000000000 softirq=82268/82268 fqs=0
	(detected by 1, t=10506 jiffies, g=122897, q=64 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5088 Comm: syz-executor.2 Not tainted 6.1.0-syzkaller-13031-g77856d911a8c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:lock_is_held_type+0xef/0x140 kernel/locking/lockdep.c:5713
Code: 45 31 ed 44 39 f0 41 0f 94 c5 48 c7 c7 00 3f 2c 8a e8 35 15 00 00 b8 ff ff ff ff 65 0f c1 05 00 b8 09 76 83 f8 01 75 29 9c 58 <f6> c4 02 75 3d 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 44 89
RSP: 0018:ffffc90000007c60 EFLAGS: 00000046
RAX: 0000000000000046 RBX: 0000000000000004 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000010002 RDI: 0000000000000000
RBP: ffffffff8c58e640 R08: 0000000000000000 R09: ffffffff8e51da97
R10: fffffbfff1ca3b52 R11: 0000000000000000 R12: ffff88802d182100
R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88802d182bb0
FS:  0000555555589400(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2480bbb718 CR3: 000000004db6a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 lock_is_held include/linux/lockdep.h:283 [inline]
 rcu_read_lock_sched_held+0x3e/0x70 kernel/rcu/update.c:125
 trace_lock_acquire include/trace/events/lock.h:24 [inline]
 lock_acquire+0x500/0x630 kernel/locking/lockdep.c:5639
 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
 _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154
 spin_lock include/linux/spinlock.h:350 [inline]
 advance_sched+0x57/0x9b0 net/sched/sch_taprio.c:700
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x690/0xfb0 kernel/time/hrtimer.c:1749
 hrtimer_interrupt+0x320/0x790 kernel/time/hrtimer.c:1811
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1096 [inline]
 __sysvec_apic_timer_interrupt+0x180/0x640 arch/x86/kernel/apic/apic.c:1113
 sysvec_apic_timer_interrupt+0x92/0xc0 arch/x86/kernel/apic/apic.c:1107
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__sanitizer_cov_trace_const_cmp1+0x8/0x20 kernel/kcov.c:290
Code: 00 00 f3 0f 1e fa 48 8b 0c 24 48 89 f2 48 89 fe bf 06 00 00 00 e9 f8 fe ff ff 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 8b 0c 24 <40> 0f b6 d6 40 0f b6 f7 bf 01 00 00 00 e9 d6 fe ff ff 66 0f 1f 44
RSP: 0018:ffffc90003737608 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000007 RCX: ffffffff83cccc7e
RDX: ffff88802d182100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff888029b04800 R08: 0000000000000002 R09: 0000000000000007
R10: 0000000000000002 R11: 0000000000000000 R12: ffff8880765e6bc8
R13: ffff8880295fac80 R14: 0000000000000002 R15: dffffc0000000000
 security_compute_sid.part.0+0x4de/0x1600 security/selinux/ss/services.c:1816
 security_compute_sid security/selinux/ss/services.c:1928 [inline]
 security_transition_sid+0xc0/0x190 security/selinux/ss/services.c:1928
 selinux_determine_inode_label+0x256/0x340 security/selinux/hooks.c:1750
 selinux_inode_init_security+0x218/0x6b0 security/selinux/hooks.c:2884
 security_inode_init_security+0x14f/0x370 security/security.c:1136
 __ext4_new_inode+0x3b05/0x57d0 fs/ext4/ialloc.c:1324
 ext4_mkdir+0x33e/0xb20 fs/ext4/namei.c:2992
 vfs_mkdir+0x48d/0x740 fs/namei.c:4036
 do_mkdirat+0x27b/0x2f0 fs/namei.c:4061
 __do_sys_mkdirat fs/namei.c:4076 [inline]
 __se_sys_mkdirat fs/namei.c:4074 [inline]
 __x64_sys_mkdirat+0x119/0x170 fs/namei.c:4074
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f375528b0f7
Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 02 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffed91bec88 EFLAGS: 00000206 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007ffed91bed10 RCX: 00007f375528b0f7
RDX: 00000000000001ff RSI: 00007ffed91bed10 RDI: 00000000ffffff9c
RBP: 00007ffed91becec R08: 0000000000000000 R09: 0000000000000005
R10: 00007ffed91bea25 R11: 0000000000000206 R12: 0000000000000032
R13: 00000000001cc9da R14: 0000000000000004 R15: 00007ffed91bed50
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10505 jiffies! g122897 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=0 timer-softirq=111939
rcu: rcu_preempt kthread starved for 10506 jiffies! g122897 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:I stack:28784 pid:15    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 schedule_timeout+0x14e/0x2a0 kernel/time/timer.c:2167
 rcu_gp_fqs_loop+0x190/0x910 kernel/rcu/tree.c:1654
 rcu_gp_kthread+0x23a/0x360 kernel/rcu/tree.c:1853
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5088 Comm: syz-executor.2 Not tainted 6.1.0-syzkaller-13031-g77856d911a8c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:rcu_rnp_online_cpus kernel/rcu/tree.c:225 [inline]
RIP: 0010:rcu_rdp_cpu_online kernel/rcu/tree.c:235 [inline]
RIP: 0010:rcu_lockdep_current_cpu_online kernel/rcu/tree.c:768 [inline]
RIP: 0010:rcu_lockdep_current_cpu_online+0xac/0x140 kernel/rcu/tree.c:752
Code: 03 80 3c 02 00 0f 85 87 00 00 00 48 8d 7b 18 48 8b 6b 20 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 72 <48> b8 00 00 00 00 00 fc ff df 48 8b 5b 18 48 8d 7b 70 48 89 fa 48
RSP: 0018:ffffc90000007e00 EFLAGS: 00000046
RAX: dffffc0000000000 RBX: ffff8880b9a3c480 RCX: 0000000000000000
RDX: 1ffff11017347893 RSI: 0000000000010002 RDI: ffff8880b9a3c498
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: ffff8880b9a2b880 R14: ffff8880b9a2b780 R15: ffff888021de5340
FS:  0000555555589400(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2480bbb718 CR3: 000000004db6a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 rcu_read_lock_held_common kernel/rcu/update.c:112 [inline]
 rcu_read_lock_held_common kernel/rcu/update.c:102 [inline]
 rcu_read_lock_sched_held+0x29/0x70 kernel/rcu/update.c:123
 trace_hrtimer_expire_exit include/trace/events/timer.h:282 [inline]
 __run_hrtimer kernel/time/hrtimer.c:1688 [inline]
 __hrtimer_run_queues+0xb43/0xfb0 kernel/time/hrtimer.c:1749
 hrtimer_interrupt+0x320/0x790 kernel/time/hrtimer.c:1811
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1096 [inline]
 __sysvec_apic_timer_interrupt+0x180/0x640 arch/x86/kernel/apic/apic.c:1113
 sysvec_apic_timer_interrupt+0x92/0xc0 arch/x86/kernel/apic/apic.c:1107
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__sanitizer_cov_trace_const_cmp1+0x8/0x20 kernel/kcov.c:290
Code: 00 00 f3 0f 1e fa 48 8b 0c 24 48 89 f2 48 89 fe bf 06 00 00 00 e9 f8 fe ff ff 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 8b 0c 24 <40> 0f b6 d6 40 0f b6 f7 bf 01 00 00 00 e9 d6 fe ff ff 66 0f 1f 44
RSP: 0018:ffffc90003737608 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000007 RCX: ffffffff83cccc7e
RDX: ffff88802d182100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff888029b04800 R08: 0000000000000002 R09: 0000000000000007
R10: 0000000000000002 R11: 0000000000000000 R12: ffff8880765e6bc8
R13: ffff8880295fac80 R14: 0000000000000002 R15: dffffc0000000000
 security_compute_sid.part.0+0x4de/0x1600 security/selinux/ss/services.c:1816
 security_compute_sid security/selinux/ss/services.c:1928 [inline]
 security_transition_sid+0xc0/0x190 security/selinux/ss/services.c:1928
 selinux_determine_inode_label+0x256/0x340 security/selinux/hooks.c:1750
 selinux_inode_init_security+0x218/0x6b0 security/selinux/hooks.c:2884
 security_inode_init_security+0x14f/0x370 security/security.c:1136
 __ext4_new_inode+0x3b05/0x57d0 fs/ext4/ialloc.c:1324
 ext4_mkdir+0x33e/0xb20 fs/ext4/namei.c:2992
 vfs_mkdir+0x48d/0x740 fs/namei.c:4036
 do_mkdirat+0x27b/0x2f0 fs/namei.c:4061
 __do_sys_mkdirat fs/namei.c:4076 [inline]
 __se_sys_mkdirat fs/namei.c:4074 [inline]
 __x64_sys_mkdirat+0x119/0x170 fs/namei.c:4074
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f375528b0f7
Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 02 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffed91bec88 EFLAGS: 00000206 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007ffed91bed10 RCX: 00007f375528b0f7
RDX: 00000000000001ff RSI: 00007ffed91bed10 RDI: 00000000ffffff9c
RBP: 00007ffed91becec R08: 0000000000000000 R09: 0000000000000005
R10: 00007ffed91bea25 R11: 0000000000000206 R12: 0000000000000032
R13: 00000000001cc9da R14: 0000000000000004 R15: 00007ffed91bed50
 </TASK>