protocol 88fb is buggy, dev hsr_slave_1
protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_1
protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_1
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	(detected by 1, t=10502 jiffies, g=393457, q=106)
rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4295251636-4295241134), jiffies_till_next_fqs=1, root ->qsmask 0x0
syz-executor5   R  running task    25792 26543   7745 0x80000002
Call Trace:
 <IRQ>
 sched_show_task kernel/sched/core.c:5306 [inline]
 sched_show_task.cold+0x292/0x30b kernel/sched/core.c:5281
 print_other_cpu_stall kernel/rcu/tree.c:1301 [inline]
 check_cpu_stall kernel/rcu/tree.c:1429 [inline]
 rcu_pending kernel/rcu/tree.c:3018 [inline]
 rcu_check_callbacks.cold+0xa10/0xa4a kernel/rcu/tree.c:2521
 update_process_times+0x32/0x80 kernel/time/timer.c:1635
 tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:161
 tick_sched_timer+0x47/0x130 kernel/time/tick-sched.c:1271
 __run_hrtimer kernel/time/hrtimer.c:1389 [inline]
 __hrtimer_run_queues+0x33e/0xde0 kernel/time/hrtimer.c:1451
 hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1509
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1035 [inline]
 smp_apic_timer_interrupt+0x120/0x570 arch/x86/kernel/apic/apic.c:1060
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807
 </IRQ>
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x54/0x90 kernel/locking/spinlock.c:192
Code: c0 00 82 92 88 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 33 48 83 3d 55 b8 8f 01 00 74 20 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 92 e3 4a fa 65 8b 05 0b 24 ff 78 85 c0 74 06 41
RSP: 0018:ffff8880252473c0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff1125040 RBX: ffff888025247440 RCX: 1ffff110068bc92b
RDX: dffffc0000000000 RSI: ffff8880345e4938 RDI: ffff8880345e48bc
RBP: ffff8880252473c8 R08: ffff8880345e4040 R09: ffff8880345e4958
R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff889c5600
R13: ffff888025247498 R14: ffff88809d02e380 R15: 1ffff11004a48e82
 spin_unlock_irq include/linux/spinlock.h:379 [inline]
 css_task_iter_next+0x12d/0x1a0 kernel/cgroup/cgroup.c:4327
 mem_cgroup_scan_tasks+0xbb/0x180 mm/memcontrol.c:1080
 select_bad_process mm/oom_kill.c:373 [inline]
 out_of_memory mm/oom_kill.c:1127 [inline]
 out_of_memory+0x6b2/0x1280 mm/oom_kill.c:1074
 mem_cgroup_out_of_memory+0x99/0xe0 mm/memcontrol.c:1393
 mem_cgroup_oom mm/memcontrol.c:1721 [inline]
 try_charge+0xfec/0x1570 mm/memcontrol.c:2283
 mem_cgroup_try_charge+0x24d/0x5e0 mm/memcontrol.c:5913
 mem_cgroup_try_charge_delay+0x1f/0xa0 mm/memcontrol.c:5928
 shmem_getpage_gfp+0x69b/0x3520 mm/shmem.c:1790
 shmem_getpage mm/shmem.c:134 [inline]
 shmem_write_begin+0x105/0x1e0 mm/shmem.c:2385
 generic_perform_write+0x231/0x530 mm/filemap.c:3208
 __generic_file_write_iter+0x25e/0x630 mm/filemap.c:3333
 generic_file_write_iter+0x360/0x610 mm/filemap.c:3361
 call_write_iter include/linux/fs.h:1863 [inline]
 new_sync_write fs/read_write.c:474 [inline]
 __vfs_write+0x613/0x8e0 fs/read_write.c:487
 vfs_write+0x20c/0x580 fs/read_write.c:549
 ksys_write+0xea/0x1f0 fs/read_write.c:598
 __do_sys_write fs/read_write.c:610 [inline]
 __se_sys_write fs/read_write.c:607 [inline]
 __x64_sys_write+0x73/0xb0 fs/read_write.c:607
 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457e39
Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f34c824cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457e39
RDX: 00000000ffffff76 RSI: 0000000020000000 RDI: 0000000000000005
RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f34c824d6d4
R13: 00000000004c737b R14: 00000000004dcea0 R15: 00000000ffffffff
rcu: rcu_preempt kthread starved for 10502 jiffies! g393457 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: RCU grace-period kthread stack dump:
rcu_preempt     R  running task    28928    10      2 0x80000000
Call Trace:
 context_switch kernel/sched/core.c:2844 [inline]
 __schedule+0x817/0x1cc0 kernel/sched/core.c:3485
 schedule+0x92/0x180 kernel/sched/core.c:3529
 schedule_timeout+0x4db/0xfd0 kernel/time/timer.c:1803
 rcu_gp_fqs_loop kernel/rcu/tree.c:1948 [inline]
 rcu_gp_kthread+0x956/0x17a0 kernel/rcu/tree.c:2105
 kthread+0x357/0x430 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352