IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready 8021q: adding VLAN 0 to HW filter on device bond0 overlayfs: fs on 'file0' does not support file handles, falling back to index=off. IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:1363 IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready in_atomic(): 0, irqs_disabled(): 1, pid: 6914, name: syz-executor.1 IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready no locks held by syz-executor.1/6914. IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready irq event stamp: 1251 IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready hardirqs last enabled at (1251): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (1251): [] _raw_spin_unlock_irqrestore+0x82/0xd0 kernel/locking/spinlock.c:192 8021q: adding VLAN 0 to HW filter on device team0 hardirqs last disabled at (1250): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (1250): [] _raw_spin_lock_irqsave+0x74/0xd0 kernel/locking/spinlock.c:160 softirqs last enabled at (1142): [] sock_net include/net/sock.h:2333 [inline] softirqs last enabled at (1142): [] unix_create1+0x3ee/0x4c0 net/unix/af_unix.c:795 softirqs last disabled at (1140): [] init_waitqueue_func_entry include/linux/wait.h:91 [inline] softirqs last disabled at (1140): [] unix_create1+0x350/0x4c0 net/unix/af_unix.c:788 CPU: 1 PID: 6914 Comm: syz-executor.1 Not tainted 4.14.157-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0xf7/0x13b lib/dump_stack.c:58 ___might_sleep.cold.86+0x1bb/0x1f4 kernel/sched/core.c:6040 __might_sleep+0x93/0xb0 kernel/sched/core.c:5993 __do_page_fault+0x2a6/0xb00 arch/x86/mm/fault.c:1363 do_page_fault+0x64/0x3fb arch/x86/mm/fault.c:1495 page_fault+0x25/0x50 arch/x86/entry/entry_64.S:1122 RIP: 0010:atomic_inc arch/x86/include/asm/atomic.h:92 [inline] RIP: 0010:__lock_acquire+0x226/0x4500 kernel/locking/lockdep.c:3378 IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready RSP: 0018:ffff88808b387460 EFLAGS: 00010086 IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready RAX: ffffffffffffffff RBX: 0000000000000000 RCX: 0000000000000001 RDX: 1ffff110127b0ae8 RSI: 0000000000000000 RDI: ffff888093d85740 RBP: ffff88808b387628 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: ffff8880a9928580 R12: ffff888093d85738 R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000 IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready lock_acquire+0x173/0x400 kernel/locking/lockdep.c:3994 kernfs_get_active+0x80/0xb0 fs/kernfs/dir.c:421 kernfs_fop_poll+0x114/0x240 fs/kernfs/file.c:841 do_select+0x8e0/0x11e0 fs/select.c:513 IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready core_sys_select+0x3ec/0x630 fs/select.c:656 IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready do_pselect fs/select.c:733 [inline] SYSC_pselect6 fs/select.c:774 [inline] SyS_pselect6+0x3ee/0x470 fs/select.c:759 hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network RSP: 002b:00007f29db2bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000040 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000020000140 R11: 0000000000000246 R12: 00007f29db2bd6d4 R13: 00000000004c6b6c R14: 00000000004dbc88 R15: 00000000ffffffff BUG: unable to handle kernel NULL pointer dereference at 0000000000000137 IP: atomic_inc arch/x86/include/asm/atomic.h:92 [inline] IP: __lock_acquire+0x226/0x4500 kernel/locking/lockdep.c:3378 PGD a993b067 IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready P4D a993b067 PUD 869c3067 PMD 0 Oops: 0002 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 6914 Comm: syz-executor.1 Tainted: G W 4.14.157-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8880a9928580 task.stack: ffff88808b380000 RIP: 0010:atomic_inc arch/x86/include/asm/atomic.h:92 [inline] RIP: 0010:__lock_acquire+0x226/0x4500 kernel/locking/lockdep.c:3378 RSP: 0018:ffff88808b387460 EFLAGS: 00010086 IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready 8021q: adding VLAN 0 to HW filter on device batadv0 RAX: ffffffffffffffff RBX: 0000000000000000 RCX: 0000000000000001 kobject: 'vlan0' (ffff88808112f480): kobject_add_internal: parent: 'mesh', set: '' RDX: 1ffff110127b0ae8 RSI: 0000000000000000 RDI: ffff888093d85740 RBP: ffff88808b387628 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: ffff8880a9928580 R12: ffff888093d85738 R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000 FS: 00007f29db2bd700(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000137 CR3: 0000000081087000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x173/0x400 kernel/locking/lockdep.c:3994 kernfs_get_active+0x80/0xb0 fs/kernfs/dir.c:421 kernfs_fop_poll+0x114/0x240 fs/kernfs/file.c:841 do_select+0x8e0/0x11e0 fs/select.c:513 core_sys_select+0x3ec/0x630 fs/select.c:656 do_pselect fs/select.c:733 [inline] SYSC_pselect6 fs/select.c:774 [inline] SyS_pselect6+0x3ee/0x470 fs/select.c:759 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f29db2bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000040 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000020000140 R11: 0000000000000246 R12: 00007f29db2bd6d4 R13: 00000000004c6b6c R14: 00000000004dbc88 R15: 00000000ffffffff Code: 00 00 fc ff df 89 f3 49 8d 7c dc 08 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 65 31 00 00 49 8b 44 dc 08 48 85 c0 0f 84 03 ff ff ff ff 80 38 01 00 00 49 8d 9b 78 08 00 00 48 ba 00 00 00 00 00 RIP: atomic_inc arch/x86/include/asm/atomic.h:92 [inline] RSP: ffff88808b387460 RIP: __lock_acquire+0x226/0x4500 kernel/locking/lockdep.c:3378 RSP: ffff88808b387460 CR2: 0000000000000137 ---[ end trace 4c6d7cdf420c99a6 ]---