ip_tables: iptables: counters copy to user failed while replacing table bond0: enslaved VLAN challenged slave lo. Adding VLANs will be blocked as long as lo is part of bond bond0 bond0: lo is up - this may be due to an out of date ifenslave INFO: rcu_preempt detected stalls on CPUs/tasks: (detected by 1, t=10502 jiffies, g=14288, c=14287, q=279) All QSes seen, last rcu_preempt kthread activity 10502 (4295004548-4294994046), jiffies_till_next_fqs=1, root ->qsmask 0x0 syz-executor.3 R running task 25984 22065 7461 0x00000008 Call Trace: sched_show_task kernel/sched/core.c:5168 [inline] sched_show_task.cold+0x2e3/0x347 kernel/sched/core.c:5143 print_other_cpu_stall kernel/rcu/tree.c:1501 [inline] check_cpu_stall kernel/rcu/tree.c:1616 [inline] __rcu_pending kernel/rcu/tree.c:3390 [inline] rcu_pending kernel/rcu/tree.c:3452 [inline] rcu_check_callbacks.cold+0xd3f/0xdaa kernel/rcu/tree.c:2792 update_process_times+0x29/0x60 kernel/time/timer.c:1590 tick_sched_handle+0x7d/0x150 kernel/time/tick-sched.c:165 tick_sched_timer+0x3e/0x120 kernel/time/tick-sched.c:1223 __run_hrtimer kernel/time/hrtimer.c:1223 [inline] __hrtimer_run_queues+0x25c/0xbb0 kernel/time/hrtimer.c:1287 hrtimer_interrupt+0x1e6/0x5e0 kernel/time/hrtimer.c:1321 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1075 [inline] smp_apic_timer_interrupt+0x117/0x5e0 arch/x86/kernel/apic/apic.c:1100 apic_timer_interrupt+0x8f/0xa0 arch/x86/entry/entry_64.S:792 RIP: 0010:lock_acquire+0x1f1/0x3f0 kernel/locking/lockdep.c:3998 RSP: 0018:ffff8880aeb07cf8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10 RAX: 1ffffffff0fa2ce1 RBX: ffff88804b68e180 RCX: 00000000346a7e4a RDX: dffffc0000000000 RSI: ffff88804b68ea78 RDI: 0000000000000286 RBP: ffff888085c6f908 R08: 0000000000004466 R09: ffffffff8a07dbf0 R10: ffff88804b68ea78 R11: ffff88804b68e180 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:152 spin_lock include/linux/spinlock.h:317 [inline] mrp_periodic_timer+0x1a/0x50 net/802/mrp.c:612 call_timer_fn+0x14a/0x650 kernel/time/timer.c:1279 expire_timers kernel/time/timer.c:1318 [inline] __run_timers kernel/time/timer.c:1636 [inline] __run_timers kernel/time/timer.c:1604 [inline] run_timer_softirq+0x52a/0x1390 kernel/time/timer.c:1649 __do_softirq+0x254/0x9bf kernel/softirq.c:288 invoke_softirq kernel/softirq.c:368 [inline] irq_exit+0x15b/0x1a0 kernel/softirq.c:409 exiting_irq arch/x86/include/asm/apic.h:648 [inline] smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1102 apic_timer_interrupt+0x8f/0xa0 arch/x86/entry/entry_64.S:792 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x50/0x80 kernel/locking/spinlock.c:200 RSP: 0018:ffff88808323f598 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10 RAX: 1ffffffff0fa2ce3 RBX: ffff88804b68e7a8 RCX: 1ffff110096d1d49 RDX: dffffc0000000000 RSI: ffff88804b68ea28 RDI: ffff88804b68e9fc RBP: ffff8880aeb2b540 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88804b68e180 R13: ffff88808323f608 R14: ffff88804b68e180 R15: ffff8880aeb2b540 rq_unlock_irq kernel/sched/sched.h:1766 [inline] __schedule+0x135d/0x1ca0 kernel/sched/core.c:3387 preempt_schedule_common+0x4a/0xc0 kernel/sched/core.c:3508 ___preempt_schedule+0x16/0x18 __raw_read_unlock include/linux/rwlock_api_smp.h:227 [inline] _raw_read_unlock+0x3b/0x40 kernel/locking/spinlock.c:256 security_compute_sid.part.0+0x9fb/0xfa0 security/selinux/ss/services.c:1742 security_compute_sid security/selinux/ss/services.c:1764 [inline] security_transition_sid+0xcb/0x120 security/selinux/ss/services.c:1764 selinux_determine_inode_label security/selinux/hooks.c:1900 [inline] selinux_determine_inode_label+0x233/0x320 security/selinux/hooks.c:1885 may_create+0x281/0x3a0 security/selinux/hooks.c:1933 security_inode_create+0xbf/0x100 security/security.c:611 may_o_create fs/namei.c:3041 [inline] lookup_open+0x97a/0x1750 fs/namei.c:3194 audit: type=1804 audit(1583275549.000:217): pid=22029 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir030563754/syzkaller.oztgYw/427/bus" dev="sda1" ino=16792 res=1 do_last fs/namei.c:3334 [inline] path_openat+0xfc1/0x3c50 fs/namei.c:3569 do_filp_open+0x18e/0x250 fs/namei.c:3603 do_sys_open+0x29d/0x3f0 fs/open.c:1084 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45c479 RSP: 002b:00007f92640adc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007f92640ae6d4 RCX: 000000000045c479 RDX: 0000000000000000 RSI: 0000000000141042 RDI: 0000000020000000 RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000772 R14: 00000000005039df R15: 000000000076bf2c