Enabling of bearer rejected, already enabled Enabling of bearer rejected, already enabled Enabling of bearer rejected, already enabled Enabling of bearer rejected, already enabled Enabling of bearer rejected, already enabled INFO: trying to register non-static key. the code is fine but needs lockdep annotation. Enabling of bearer rejected, already enabled turning off the locking correctness validator. CPU: 1 PID: 3867 Comm: udevd Not tainted 5.0.0-rc4+ #50 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1db/0x2d0 lib/dump_stack.c:113 assign_lock_key kernel/locking/lockdep.c:731 [inline] register_lock_class+0x19dc/0x1e60 kernel/locking/lockdep.c:757 __lock_acquire+0x149/0x4a30 kernel/locking/lockdep.c:3224 Enabling of bearer rejected, already enabled Enabling of bearer rejected, already enabled lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 Enabling of bearer rejected, already enabled Enabling of bearer rejected, already enabled __raw_spin_trylock include/linux/spinlock_api_smp.h:90 [inline] _raw_spin_trylock+0x62/0x80 kernel/locking/spinlock.c:128 spin_trylock include/linux/spinlock.h:339 [inline] icmp_xmit_lock net/ipv4/icmp.c:219 [inline] icmp_send+0x582/0x1bc0 net/ipv4/icmp.c:665 __udp4_lib_rcv+0x23a8/0x3180 net/ipv4/udp.c:2321 Enabling of bearer rejected, already enabled udp_rcv+0x22/0x30 net/ipv4/udp.c:2480 ip_protocol_deliver_rcu+0xb6/0xa20 net/ipv4/ip_input.c:208 Enabling of bearer rejected, already enabled ip_local_deliver_finish+0x23b/0x390 net/ipv4/ip_input.c:234 NF_HOOK include/linux/netfilter.h:289 [inline] NF_HOOK include/linux/netfilter.h:283 [inline] ip_local_deliver+0x1f0/0x740 net/ipv4/ip_input.c:255 Enabling of bearer rejected, already enabled dst_input include/net/dst.h:450 [inline] ip_rcv_finish+0x1f4/0x2f0 net/ipv4/ip_input.c:414 NF_HOOK include/linux/netfilter.h:289 [inline] NF_HOOK include/linux/netfilter.h:283 [inline] ip_rcv+0xed/0x620 net/ipv4/ip_input.c:524 __netif_receive_skb_one_core+0x160/0x210 net/core/dev.c:4973 __netif_receive_skb+0x2c/0x1c0 net/core/dev.c:5083 process_backlog+0x206/0x750 net/core/dev.c:5923 napi_poll net/core/dev.c:6346 [inline] net_rx_action+0x76d/0x1930 net/core/dev.c:6412 __do_softirq+0x30b/0xb11 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1b7/0x760 arch/x86/kernel/apic/apic.c:1062 Enabling of bearer rejected, already enabled apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:766 [inline] RIP: 0010:lock_acquire+0x259/0x570 kernel/locking/lockdep.c:3844 Code: 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 64 02 00 00 48 83 3d 66 30 2e 08 00 0f 84 d0 01 00 00 48 8b bd 48 ff ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 03 85 40 ff ff ff RSP: 0018:ffff888097c57640 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff1325046 RBX: ffff888097c4c2c0 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000eb8 RDI: 0000000000000282 RBP: ffff888097c57710 R08: 0000000000000001 R09: ffff888097c4cb88 R10: ffff888097c4cb68 R11: 0000000000000001 R12: ffff88808954e7b8 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] __d_lookup+0x2b6/0x960 fs/dcache.c:2272 lookup_fast+0x480/0x1260 fs/namei.c:1617 do_last fs/namei.c:3284 [inline] path_openat+0x4db/0x5650 fs/namei.c:3534 do_filp_open+0x26f/0x370 fs/namei.c:3564 do_sys_open+0x59a/0x7c0 fs/open.c:1063 __do_sys_open fs/open.c:1081 [inline] __se_sys_open fs/open.c:1076 [inline] __x64_sys_open+0x7e/0xc0 fs/open.c:1076 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f902edde120 Code: 48 8b 15 1b 4d 2b 00 f7 d8 64 89 02 83 c8 ff c3 90 90 90 90 90 90 90 90 90 90 83 3d d5 a4 2b 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e 8c 01 00 48 89 04 24 RSP: 002b:00007ffc8e9d9588 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 0000000000b35bb0 RCX: 00007f902edde120 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007ffc8e9da200 RBP: 0000000000b35360 R08: 000000000041f4f1 R09: 00007f902ee347d0 R10: 7269762f73656369 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 0000000000b35bb0 R15: 0000000000b25250 kasan: CONFIG_KASAN_INLINE enabled Enabling of bearer rejected, already enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 3867 Comm: udevd Not tainted 5.0.0-rc4+ #50 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__ip_append_data.isra.0+0x301/0x3350 net/ipv4/ip_output.c:898 Code: c7 85 64 fe ff ff 00 00 00 00 0f 85 78 15 00 00 e8 d4 c5 f0 fa 48 8b 95 d8 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 60 2f 00 00 48 8b 85 d8 fe ff ff 48 8b 18 48 b8 RSP: 0018:ffff8880ae706e38 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff86913e0c RDX: 0000000000000000 RSI: ffffffff86913e8c RDI: 0000000000000001 RBP: ffff8880ae707010 R08: ffff888097c4c2c0 R09: ffffffff86a3da70 R10: ffff8880ae707180 R11: ffff888096919343 R12: ffff88808dba2a70 R13: ffff88808dba2f10 R14: 0000000000000001 R15: dead4ead00000000 FS: 00007f902f6d67a0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fffb4062fe4 CR3: 00000000981e9000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: Enabling of bearer rejected, already enabled Enabling of bearer rejected, already enabled ip_append_data.part.0+0xf2/0x170 net/ipv4/ip_output.c:1220 Enabling of bearer rejected, already enabled ip_append_data+0x6e/0x90 net/ipv4/ip_output.c:1209 icmp_push_reply+0x189/0x510 net/ipv4/icmp.c:375 Enabling of bearer rejected, already enabled icmp_send+0x1535/0x1bc0 net/ipv4/icmp.c:736 Enabling of bearer rejected, already enabled __udp4_lib_rcv+0x23a8/0x3180 net/ipv4/udp.c:2321 udp_rcv+0x22/0x30 net/ipv4/udp.c:2480 ip_protocol_deliver_rcu+0xb6/0xa20 net/ipv4/ip_input.c:208 Enabling of bearer rejected, already enabled ip_local_deliver_finish+0x23b/0x390 net/ipv4/ip_input.c:234 NF_HOOK include/linux/netfilter.h:289 [inline] NF_HOOK include/linux/netfilter.h:283 [inline] ip_local_deliver+0x1f0/0x740 net/ipv4/ip_input.c:255 Enabling of bearer rejected, already enabled dst_input include/net/dst.h:450 [inline] ip_rcv_finish+0x1f4/0x2f0 net/ipv4/ip_input.c:414 NF_HOOK include/linux/netfilter.h:289 [inline] NF_HOOK include/linux/netfilter.h:283 [inline] ip_rcv+0xed/0x620 net/ipv4/ip_input.c:524 __netif_receive_skb_one_core+0x160/0x210 net/core/dev.c:4973 Enabling of bearer rejected, already enabled Enabling of bearer rejected, already enabled __netif_receive_skb+0x2c/0x1c0 net/core/dev.c:5083 process_backlog+0x206/0x750 net/core/dev.c:5923 Enabling of bearer rejected, already enabled napi_poll net/core/dev.c:6346 [inline] net_rx_action+0x76d/0x1930 net/core/dev.c:6412 Enabling of bearer rejected, already enabled __do_softirq+0x30b/0xb11 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1b7/0x760 arch/x86/kernel/apic/apic.c:1062 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:766 [inline] RIP: 0010:lock_acquire+0x259/0x570 kernel/locking/lockdep.c:3844 Code: 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 64 02 00 00 48 83 3d 66 30 2e 08 00 0f 84 d0 01 00 00 48 8b bd 48 ff ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 03 85 40 ff ff ff RSP: 0018:ffff888097c57640 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff1325046 RBX: ffff888097c4c2c0 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000eb8 RDI: 0000000000000282 RBP: ffff888097c57710 R08: 0000000000000001 R09: ffff888097c4cb88 R10: ffff888097c4cb68 R11: 0000000000000001 R12: ffff88808954e7b8 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] __d_lookup+0x2b6/0x960 fs/dcache.c:2272 lookup_fast+0x480/0x1260 fs/namei.c:1617 do_last fs/namei.c:3284 [inline] path_openat+0x4db/0x5650 fs/namei.c:3534 do_filp_open+0x26f/0x370 fs/namei.c:3564 do_sys_open+0x59a/0x7c0 fs/open.c:1063 __do_sys_open fs/open.c:1081 [inline] __se_sys_open fs/open.c:1076 [inline] __x64_sys_open+0x7e/0xc0 fs/open.c:1076 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f902edde120 Code: 48 8b 15 1b 4d 2b 00 f7 d8 64 89 02 83 c8 ff c3 90 90 90 90 90 90 90 90 90 90 83 3d d5 a4 2b 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e 8c 01 00 48 89 04 24 RSP: 002b:00007ffc8e9d9588 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 0000000000b35bb0 RCX: 00007f902edde120 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007ffc8e9da200 RBP: 0000000000b35360 R08: 000000000041f4f1 R09: 00007f902ee347d0 R10: 7269762f73656369 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 0000000000b35bb0 R15: 0000000000b25250 Modules linked in: ---[ end trace 6d5f724bc69e6c3e ]--- Enabling of bearer rejected, already enabled RIP: 0010:__ip_append_data.isra.0+0x301/0x3350 net/ipv4/ip_output.c:898 Code: c7 85 64 fe ff ff 00 00 00 00 0f 85 78 15 00 00 e8 d4 c5 f0 fa 48 8b 95 d8 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 60 2f 00 00 48 8b 85 d8 fe ff ff 48 8b 18 48 b8 RSP: 0018:ffff8880ae706e38 EFLAGS: 00010246 Enabling of bearer rejected, already enabled RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff86913e0c RDX: 0000000000000000 RSI: ffffffff86913e8c RDI: 0000000000000001 RBP: ffff8880ae707010 R08: ffff888097c4c2c0 R09: ffffffff86a3da70 Enabling of bearer rejected, already enabled R10: ffff8880ae707180 R11: ffff888096919343 R12: ffff88808dba2a70 R13: ffff88808dba2f10 R14: 0000000000000001 R15: dead4ead00000000 FS: 00007f902f6d67a0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fffb4062fe4 CR3: 00000000981e9000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400