kasan: CONFIG_KASAN_INLINE 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: 12995 Comm: syz-executor.5 Not tainted 4.19.60 #33 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'queues' (000000006418d665): kobject_add_internal: parent: 'lo', set: '' RIP: 0010:rxrpc_connect_call+0xe0/0x48d0 net/rxrpc/conn_client.c:693 Code: 03 80 3c 18 00 0f 85 a9 40 00 00 48 8b 85 08 ff ff ff 48 8b 18 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 76 40 00 00 48 8b 5b 18 48 8d bb f0 01 00 00 48 kobject: 'queues' (000000006418d665): kobject_uevent_env RSP: 0018:ffff888040e07660 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc900108c4000 RDX: 0000000000000003 RSI: ffffffff8652c870 RDI: 0000000000000018 RBP: ffff888040e077d0 R08: 00000000006000c0 R09: ffff888061024d20 kobject: 'queues' (000000006418d665): kobject_uevent_env: filter function caused the event to drop! R10: 0000000000000000 R11: 0000000000000000 R12: ffff888060db5b40 R13: ffff888063bf0720 R14: ffff888063bf0710 R15: ffff888040e078f8 FS: 00007f4b84781700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000606ed8 CR3: 0000000019060000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 kobject: 'rx-0' (0000000084eb3ae5): kobject_add_internal: parent: 'queues', set: 'queues' DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: kobject: 'rx-0' (0000000084eb3ae5): kobject_uevent_env kobject: 'rx-0' (0000000084eb3ae5): fill_kobj_path: path = '/devices/virtual/net/lo/queues/rx-0' kobject: 'tx-0' (00000000c5f103a7): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000c5f103a7): kobject_uevent_env rxrpc_new_client_call+0x8e7/0x1880 net/rxrpc/call_object.c:291 kobject: 'tx-0' (00000000c5f103a7): fill_kobj_path: path = '/devices/virtual/net/lo/queues/tx-0' rxrpc_new_client_call_for_sendmsg net/rxrpc/sendmsg.c:595 [inline] rxrpc_do_sendmsg+0xfbe/0x1c8f net/rxrpc/sendmsg.c:651 kobject: 'tunl0' (000000004ec3cdde): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'tunl0' (000000004ec3cdde): kobject_uevent_env rxrpc_sendmsg+0x4b8/0x5f0 net/rxrpc/af_rxrpc.c:592 kobject: 'tunl0' (000000004ec3cdde): fill_kobj_path: path = '/devices/virtual/net/tunl0' sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:632 ___sys_sendmsg+0x3e2/0x920 net/socket.c:2115 kobject: 'queues' (000000005b29142f): kobject_add_internal: parent: 'tunl0', set: '' kobject: 'queues' (000000005b29142f): kobject_uevent_env kobject: 'queues' (000000005b29142f): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000e043fdb5): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000e043fdb5): kobject_uevent_env __sys_sendmmsg+0x1bf/0x4e0 net/socket.c:2210 kobject: 'rx-0' (00000000e043fdb5): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/rx-0' kobject: 'tx-0' (00000000e2c4c724): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000e2c4c724): kobject_uevent_env __do_sys_sendmmsg net/socket.c:2239 [inline] __se_sys_sendmmsg net/socket.c:2236 [inline] __x64_sys_sendmmsg+0x9d/0x100 net/socket.c:2236 kobject: 'tx-0' (00000000e2c4c724): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/tx-0' do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459829 Code: fd 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 kobject: 'gre0' (00000000a501e574): kobject_add_internal: parent: 'net', set: 'devices' RSP: 002b:00007f4b84780c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000459829 kobject: 'gre0' (00000000a501e574): kobject_uevent_env RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4b847816d4 R13: 00000000004c6e90 R14: 00000000004dc250 R15: 00000000ffffffff kobject: 'gre0' (00000000a501e574): fill_kobj_path: path = '/devices/virtual/net/gre0' Modules linked in: kobject: 'loop2' (0000000073c1c341): kobject_uevent_env ---[ end trace bb04919f34d5774a ]--- kobject: 'loop2' (0000000073c1c341): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (00000000f37f5625): kobject_add_internal: parent: 'gre0', set: '' RIP: 0010:rxrpc_connect_call+0xe0/0x48d0 net/rxrpc/conn_client.c:693 kobject: 'loop3' (00000000be39c116): kobject_uevent_env Code: 03 80 3c 18 00 0f 85 a9 40 00 00 48 8b 85 08 ff ff ff 48 8b 18 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 76 40 00 00 48 8b 5b 18 48 8d bb f0 01 00 00 48 kobject: 'loop3' (00000000be39c116): fill_kobj_path: path = '/devices/virtual/block/loop3' RSP: 0018:ffff888040e07660 EFLAGS: 00010206 kobject: 'loop0' (00000000428f6f1c): kobject_uevent_env kobject: 'loop0' (00000000428f6f1c): fill_kobj_path: path = '/devices/virtual/block/loop0' RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc900108c4000 kobject: 'loop1' (000000001ca18005): kobject_uevent_env RDX: 0000000000000003 RSI: ffffffff8652c870 RDI: 0000000000000018 kobject: 'loop1' (000000001ca18005): fill_kobj_path: path = '/devices/virtual/block/loop1' RBP: ffff888040e077d0 R08: 00000000006000c0 R09: ffff888061024d20 kobject: 'loop2' (0000000073c1c341): kobject_uevent_env R10: 0000000000000000 R11: 0000000000000000 R12: ffff888060db5b40 kobject: 'loop2' (0000000073c1c341): fill_kobj_path: path = '/devices/virtual/block/loop2' R13: ffff888063bf0720 R14: ffff888063bf0710 R15: ffff888040e078f8 kobject: 'queues' (00000000f37f5625): kobject_uevent_env kasan: CONFIG_KASAN_INLINE enabled kobject: 'queues' (00000000f37f5625): kobject_uevent_env: filter function caused the event to drop! kasan: GPF could be caused by NULL-ptr deref or user memory access kobject: 'rx-0' (0000000013e8d1f7): kobject_add_internal: parent: 'queues', set: 'queues' general protection fault: 0000 [#2] PREEMPT SMP KASAN kobject: 'rx-0' (0000000013e8d1f7): kobject_uevent_env CPU: 0 PID: 12998 Comm: syz-executor.5 Tainted: G D 4.19.60 #33 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:rxrpc_connect_call+0xe0/0x48d0 net/rxrpc/conn_client.c:693 Code: 03 80 3c 18 00 0f 85 a9 40 00 00 48 8b 85 08 ff ff ff 48 8b 18 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 76 40 00 00 48 8b 5b 18 48 8d bb f0 01 00 00 48 RSP: 0018:ffff88803d14f660 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90010ac5000 RDX: 0000000000000003 RSI: ffffffff8652c870 RDI: 0000000000000018 RBP: ffff88803d14f7d0 R08: 00000000006000c0 R09: ffffed1012203aaa R10: ffffed1012203aa9 R11: ffff88809101d54b R12: ffff88809d5c7b00 R13: ffff888063bf0720 R14: ffff888060db5cc8 R15: ffff88803d14f8f8 kobject: 'rx-0' (0000000013e8d1f7): fill_kobj_path: path = '/devices/virtual/net/gre0/queues/rx-0' FS: 00007f4b84760700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4b8473edb8 CR3: 0000000019060000 CR4: 00000000001406f0 kobject: 'tx-0' (00000000d2626360): kobject_add_internal: parent: 'queues', set: 'queues' DR0: 0000000020000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: kobject: 'tx-0' (00000000d2626360): kobject_uevent_env kobject: 'tx-0' (00000000d2626360): fill_kobj_path: path = '/devices/virtual/net/gre0/queues/tx-0' kobject: 'ip6_vti0' (000000006bedd94a): kobject_cleanup, parent (null) rxrpc_new_client_call+0x8e7/0x1880 net/rxrpc/call_object.c:291 kobject: 'gretap0' (00000000ea084bcb): kobject_add_internal: parent: 'net', set: 'devices' rxrpc_new_client_call_for_sendmsg net/rxrpc/sendmsg.c:595 [inline] rxrpc_do_sendmsg+0xfbe/0x1c8f net/rxrpc/sendmsg.c:651 kobject: 'ip6_vti0' (000000006bedd94a): calling ktype release kobject: 'gretap0' (00000000ea084bcb): kobject_uevent_env rxrpc_sendmsg+0x4b8/0x5f0 net/rxrpc/af_rxrpc.c:592 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:632 ___sys_sendmsg+0x3e2/0x920 net/socket.c:2115 kobject: 'ip6_vti0': free name kobject: 'gretap0' (00000000ea084bcb): fill_kobj_path: path = '/devices/virtual/net/gretap0' kobject: 'queues' (00000000cb36b6d7): kobject_add_internal: parent: 'gretap0', set: '' kobject: 'queues' (00000000cb36b6d7): kobject_uevent_env kobject: 'queues' (00000000cb36b6d7): kobject_uevent_env: filter function caused the event to drop! __sys_sendmmsg+0x1bf/0x4e0 net/socket.c:2210 kobject: 'rx-0' (0000000044973832): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (0000000044973832): kobject_uevent_env kobject: 'rx-0' (0000000044973832): fill_kobj_path: path = '/devices/virtual/net/gretap0/queues/rx-0' __do_sys_sendmmsg net/socket.c:2239 [inline] __se_sys_sendmmsg net/socket.c:2236 [inline] __x64_sys_sendmmsg+0x9d/0x100 net/socket.c:2236 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459829 Code: fd 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f4b8475fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 kobject: 'tx-0' (00000000a3187807): kobject_add_internal: parent: 'queues', set: 'queues' RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000459829 RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000003 RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4b847606d4 R13: 00000000004c6e90 R14: 00000000004dc250 R15: 00000000ffffffff Modules linked in: kobject: 'tx-0' (00000000a3187807): kobject_uevent_env FS: 00007f4b84781700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 kobject: 'tx-0' (00000000a3187807): fill_kobj_path: path = '/devices/virtual/net/gretap0/queues/tx-0' ---[ end trace bb04919f34d5774b ]--- kobject: 'batman_adv' (0000000036a4de69): kobject_add_internal: parent: 'gretap0', set: '' CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RIP: 0010:rxrpc_connect_call+0xe0/0x48d0 net/rxrpc/conn_client.c:693 CR2: 00007f4b8473edb8 CR3: 0000000019060000 CR4: 00000000001406f0 Code: 03 80 3c 18 00 0f 85 a9 40 00 00 48 8b 85 08 ff ff ff 48 8b 18 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 76 40 00 00 48 8b 5b 18 48 8d bb f0 01 00 00 48 DR0: 0000000020000000 DR1: 0000000000000000 DR2: 0000000000000000 RSP: 0018:ffff888040e07660 EFLAGS: 00010206 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 kobject: 'rx-0' (000000000838086c): kobject_cleanup, parent 00000000c9c42079