kasan: CONFIG_KASAN_INLINE enabled
usb usb1: usbfs: process 14140 (syz-executor0) did not claim interface 0 before use
kasan: GPF could be caused by NULL-ptr deref or user memory access
FS-Cache: Duplicate cookie detected
FS-Cache: O-cookie c=00000000ba3ab94e [p=00000000f9ea3ac5 fl=222 nc=0 na=1]
general protection fault: 0000 [#1] PREEMPT SMP KASAN
FS-Cache: O-cookie d=0000000084bf3ea5 n=000000007848d286
CPU: 0 PID: 14142 Comm: kworker/0:128 Not tainted 4.20.0-rc2+ #333
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events smc_tcp_listen_work
FS-Cache: O-key=[10] '02000200000002000000'
RIP: 0010:kernel_accept+0x5a/0x310 net/socket.c:3245
Code: 48 c1 ea 03 80 3c 02 00 0f 85 4a 02 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5d 20 48 8d bb 50 03 00 00 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 14 02 00 00 48 8d 7b 10 0f b6
RSP: 0018:ffff8881a2def5b0 EFLAGS: 00010206
FS-Cache: N-cookie c=000000005b4be4f3 [p=00000000f9ea3ac5 fl=2 nc=0 na=1]
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11036f91599
RDX: 000000000000006a RSI: ffffffff861837af RDI: 0000000000000350
RBP: ffff8881a2def5e0 R08: ffff8881b7c8acc8 R09: 0000000000000006
R10: 0000000000000000 R11: ffff8881b7c8a400 R12: ffff8881a2def690
R13: ffff8881b7146140 R14: 0000000000000000 R15: ffff8881a4af5c38
FS-Cache: N-cookie d=0000000084bf3ea5 n=00000000072b6d5f
FS:  0000000000000000(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc4485fcc8 CR3: 00000001b4115000 CR4: 00000000001406f0
Call Trace:
 smc_clcsock_accept net/smc/af_smc.c:834 [inline]
 smc_tcp_listen_work+0x218/0x11c0 net/smc/af_smc.c:1302
FS-Cache: N-key=[10] '02000200000002000000'
kobject: 'loop4' (00000000a4ccac97): kobject_uevent_env
 process_one_work+0xc90/0x1c40 kernel/workqueue.c:2153
kobject: 'loop4' (00000000a4ccac97): fill_kobj_path: path = '/devices/virtual/block/loop4'
usb usb1: usbfs: process 14153 (syz-executor2) did not claim interface 0 before use
usb usb1: usbfs: process 14154 (syz-executor1) did not claim interface 0 before use
FS-Cache: Duplicate cookie detected
FS-Cache: O-cookie c=00000000f1fa01c4 [p=00000000f9ea3ac5 fl=222 nc=0 na=1]
FS-Cache: O-cookie d=0000000084bf3ea5 n=00000000d0507681
FS-Cache: O-key=[10] '02000200000002000000'
FS-Cache: N-cookie c=0000000059da49af [p=00000000f9ea3ac5 fl=2 nc=0 na=1]
 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
FS-Cache: N-cookie d=0000000084bf3ea5 n=000000006018efba
FS-Cache: N-key=[10] '02000200000002000000'
kobject: 'loop0' (000000006e939ab7): kobject_uevent_env
kobject: 'loop0' (000000006e939ab7): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop3' (0000000001ae7e7e): kobject_uevent_env
kobject: 'loop3' (0000000001ae7e7e): fill_kobj_path: path = '/devices/virtual/block/loop3'
 kthread+0x35a/0x440 kernel/kthread.c:246
kobject: 'tunl0' (00000000e6ba6f64): fill_kobj_path: path = '/devices/virtual/net/tunl0'
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352
Modules linked in:
usb usb1: usbfs: process 14165 (syz-executor0) did not claim interface 0 before use
---[ end trace c4113fcc4fd59d4e ]---
kobject: 'queues' (00000000a783ce2f): kobject_add_internal: parent: 'tunl0', set: '<NULL>'
RIP: 0010:kernel_accept+0x5a/0x310 net/socket.c:3245
kobject: 'queues' (00000000a783ce2f): kobject_uevent_env
Code: 48 c1 ea 03 80 3c 02 00 0f 85 4a 02 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5d 20 48 8d bb 50 03 00 00 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 14 02 00 00 48 8d 7b 10 0f b6
kobject: 'queues' (00000000a783ce2f): kobject_uevent_env: filter function caused the event to drop!
RSP: 0018:ffff8881a2def5b0 EFLAGS: 00010206
kobject: 'rx-0' (000000001244bc91): kobject_add_internal: parent: 'queues', set: 'queues'
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11036f91599
kobject: 'rx-0' (000000001244bc91): kobject_uevent_env
usb usb1: usbfs: process 14173 (syz-executor3) did not claim interface 0 before use
kobject: 'rx-0' (000000001244bc91): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/rx-0'
RDX: 000000000000006a RSI: ffffffff861837af RDI: 0000000000000350
kobject: 'tx-0' (0000000061b013cd): kobject_add_internal: parent: 'queues', set: 'queues'
RBP: ffff8881a2def5e0 R08: ffff8881b7c8acc8 R09: 0000000000000006
kobject: 'tx-0' (0000000061b013cd): kobject_uevent_env
R10: 0000000000000000 R11: ffff8881b7c8a400 R12: ffff8881a2def690
R13: ffff8881b7146140 R14: 0000000000000000 R15: ffff8881a4af5c38
FS:  0000000000000000(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001b4115000 CR4: 00000000001406f0