IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready kasan: CONFIG_KASAN_INLINE enabled IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 8211 Comm: syz-executor1 Not tainted 4.20.0-rc7-next-20181224 #190 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop3' (000000008a1c5342): kobject_uevent_env RIP: 0010:transparent_hugepage_enabled+0x8c/0x5e0 mm/huge_memory.c:69 Code: 80 3c 02 00 0f 85 ae 04 00 00 4c 8b a3 a0 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d bc 24 b8 01 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 91 04 00 00 49 8b bc 24 b8 01 00 00 e8 2d 70 e6 RSP: 0018:ffff88805ba0f838 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff88808d61b358 RCX: ffffc90007dcf000 RDX: 0000000000000037 RSI: ffffffff81c8f3ea RDI: 00000000000001b8 RBP: ffff88805ba0f860 R08: ffffed100b756605 R09: ffffed100b756604 R10: ffffed100b756604 R11: ffff88805bab3023 R12: 0000000000000000 R13: ffff88808d61b3f8 R14: dffffc0000000000 R15: 0000000000004bbe FS: 00007ff9b4164700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3b0d7ca330 CR3: 00000000a51b5000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_smap+0x167/0x580 fs/proc/task_mmu.c:805 IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready kobject: 'loop3' (000000008a1c5342): fill_kobj_path: path = '/devices/virtual/block/loop3' traverse+0x344/0x7b0 fs/seq_file.c:113 seq_read+0xc76/0x1150 fs/seq_file.c:188 kobject: 'loop2' (00000000c9171e81): kobject_uevent_env do_loop_readv_writev fs/read_write.c:700 [inline] do_iter_read+0x4bc/0x670 fs/read_write.c:924 vfs_readv+0x175/0x1c0 fs/read_write.c:986 IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network kobject: 'loop2' (00000000c9171e81): fill_kobj_path: path = '/devices/virtual/block/loop2' IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready do_preadv+0x1cc/0x280 fs/read_write.c:1070 __do_sys_preadv fs/read_write.c:1120 [inline] __se_sys_preadv fs/read_write.c:1115 [inline] __x64_sys_preadv+0x9a/0xf0 fs/read_write.c:1115 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready 8021q: adding VLAN 0 to HW filter on device batadv0 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457ec9 kobject: 'vlan0' (00000000c5181dd1): kobject_add_internal: parent: 'mesh', set: '' Code: 6d b7 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 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ff9b4163c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000457ec9 IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready RDX: 00000000000001fe RSI: 00000000200017c0 RDI: 0000000000000005 kobject: 'loop4' (00000000c9cc14b6): kobject_uevent_env RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000400000000000 R11: 0000000000000246 R12: 00007ff9b41646d4 R13: 00000000004c46f0 R14: 00000000004d79d8 R15: 00000000ffffffff Modules linked in: IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready QAT: Invalid ioctl 8021q: adding VLAN 0 to HW filter on device team0 ---[ end trace f3db2dd5113eee7d ]--- RIP: 0010:transparent_hugepage_enabled+0x8c/0x5e0 mm/huge_memory.c:69 IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready Code: 80 3c 02 00 0f 85 ae 04 00 00 4c 8b a3 a0 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d bc 24 b8 01 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 91 04 00 00 49 8b bc 24 b8 01 00 00 e8 2d 70 e6 IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready kobject: 'loop4' (00000000c9cc14b6): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000008a1c5342): kobject_uevent_env QAT: Invalid ioctl IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready kobject: 'loop3' (000000008a1c5342): fill_kobj_path: path = '/devices/virtual/block/loop3' IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready kobject: 'loop2' (00000000c9171e81): kobject_uevent_env IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready kobject: 'loop2' (00000000c9171e81): fill_kobj_path: path = '/devices/virtual/block/loop2' IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready kobject: 'loop4' (00000000c9cc14b6): kobject_uevent_env IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready kobject: 'loop4' (00000000c9cc14b6): fill_kobj_path: path = '/devices/virtual/block/loop4' RSP: 0018:ffff88805ba0f838 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff88808d61b358 RCX: ffffc90007dcf000 bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state kobject: 'loop4' (00000000c9cc14b6): kobject_uevent_env kobject: 'loop4' (00000000c9cc14b6): fill_kobj_path: path = '/devices/virtual/block/loop4' IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready kasan: CONFIG_KASAN_INLINE enabled IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready RDX: 0000000000000037 RSI: ffffffff81c8f3ea RDI: 00000000000001b8 IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready RBP: ffff88805ba0f860 R08: ffffed100b756605 R09: ffffed100b756604 IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready kasan: GPF could be caused by NULL-ptr deref or user memory access IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready general protection fault: 0000 [#2] PREEMPT SMP KASAN CPU: 0 PID: 8212 Comm: syz-executor1 Tainted: G D 4.20.0-rc7-next-20181224 #190 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:transparent_hugepage_enabled+0x8c/0x5e0 mm/huge_memory.c:69 Code: 80 3c 02 00 0f 85 ae 04 00 00 4c 8b a3 a0 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d bc 24 b8 01 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 91 04 00 00 49 8b bc 24 b8 01 00 00 e8 2d 70 e6 RSP: 0018:ffff88805baa7838 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff88808d61b358 RCX: ffffc90007fd0000 RDX: 0000000000000037 RSI: ffffffff81c8f3ea RDI: 00000000000001b8 RBP: ffff88805baa7860 R08: ffffed1014671c55 R09: ffffed1014671c54 R10: ffffed1014671c54 R11: ffff8880a338e2a3 R12: 0000000000000000 R13: ffff88808d61b3f8 R14: dffffc0000000000 R15: 0000000000004bbe FS: 00007ff9b4143700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004d6490 CR3: 00000000a51b5000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_smap+0x167/0x580 fs/proc/task_mmu.c:805 traverse+0x344/0x7b0 fs/seq_file.c:113 seq_read+0xc76/0x1150 fs/seq_file.c:188 do_loop_readv_writev fs/read_write.c:700 [inline] do_iter_read+0x4bc/0x670 fs/read_write.c:924 vfs_readv+0x175/0x1c0 fs/read_write.c:986 do_preadv+0x1cc/0x280 fs/read_write.c:1070 __do_sys_preadv fs/read_write.c:1120 [inline] __se_sys_preadv fs/read_write.c:1115 [inline] __x64_sys_preadv+0x9a/0xf0 fs/read_write.c:1115 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457ec9 Code: 6d b7 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 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ff9b4142c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000457ec9 RDX: 00000000000001fe RSI: 00000000200017c0 RDI: 0000000000000008 RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000400000000000 R11: 0000000000000246 R12: 00007ff9b41436d4 R13: 00000000004c46f0 R14: 00000000004d79d8 R15: 00000000ffffffff Modules linked in: bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready R10: ffffed100b756604 R11: ffff88805bab3023 R12: 0000000000000000 IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready R13: ffff88808d61b3f8 R14: dffffc0000000000 R15: 0000000000004bbe IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready FS: 00007ff9b4164700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready CR2: ffffffffff600400 CR3: 00000000a51b5000 CR4: 00000000001406f0 IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready