binder: BINDER_SET_CONTEXT_MGR already set
kasan: CONFIG_KASAN_INLINE enabled
binder: 16962:16967 ioctl 40046207 0 returned -16
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
kobject: 'loop5' (00000000e76d08f2): kobject_uevent_env
CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 4.19.0-rc6+ #265
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events smc_tcp_listen_work
RIP: 0010:inet_accept+0x106/0x9e0 net/ipv4/af_inet.c:734
Code: 09 80 fa 03 0f 8e 54 07 00 00 41 c7 86 40 ff ff ff ea ff ff ff 48 8d 78 28 48 ba 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 <80> 3c 11 00 0f 85 56 07 00 00 48 b9 00 00 00 00 00 fc ff df 48 8b
RSP: 0018:ffff8801d9a7f478 EFLAGS: 00010206
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000005
RDX: dffffc0000000000 RSI: ffffffff868cbd13 RDI: 0000000000000028
RBP: ffff8801d9a7f5a0 R08: ffff8801d9a74140 R09: ffffed003b34fe6a
R10: ffffed003b34fe6a R11: 0000000000000003 R12: ffff88017af71a00
R13: ffff8801d9a7f4b8 R14: ffff8801d9a7f578 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000072c000 CR3: 00000001d855f000 CR4: 00000000001406f0
Call Trace:
 kernel_accept+0x136/0x310 net/socket.c:3247
 smc_clcsock_accept net/smc/af_smc.c:834 [inline]
 smc_tcp_listen_work+0x218/0x11c0 net/smc/af_smc.c:1302
 process_one_work+0xc90/0x1b90 kernel/workqueue.c:2153
 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
 kthread+0x35a/0x420 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
Modules linked in:
kobject: '0:58' (00000000ac86246f): kobject_uevent_env
---[ end trace 7a2316c9457278c8 ]---
kobject: '0:58' (00000000ac86246f): fill_kobj_path: path = '/devices/virtual/bdi/0:58'
RIP: 0010:inet_accept+0x106/0x9e0 net/ipv4/af_inet.c:734
kobject: 'loop5' (00000000e76d08f2): fill_kobj_path: path = '/devices/virtual/block/loop5'
Code: 09 80 fa 03 0f 8e 54 07 00 00 41 c7 86 40 ff ff ff ea ff ff ff 48 8d 78 28 48 ba 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 <80> 3c 11 00 0f 85 56 07 00 00 48 b9 00 00 00 00 00 fc ff df 48 8b
kobject: '0:58' (00000000ac86246f): kobject_cleanup, parent           (null)
kobject: 'loop0' (00000000e556d924): kobject_uevent_env
kobject: '0:58' (00000000ac86246f): calling ktype release
kobject: '0:60' (000000001d698763): kobject_uevent_env
kobject: '0:60' (000000001d698763): fill_kobj_path: path = '/devices/virtual/bdi/0:60'
kobject: 'loop0' (00000000e556d924): fill_kobj_path: path = '/devices/virtual/block/loop0'
RSP: 0018:ffff8801d9a7f478 EFLAGS: 00010206
kobject: '0:58': free name
kobject: '0:60' (000000001d698763): kobject_cleanup, parent           (null)
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000005
kobject: 'loop3' (000000004bc54597): kobject_uevent_env
kobject: 'loop3' (000000004bc54597): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: '0:60' (000000001d698763): calling ktype release
RDX: dffffc0000000000 RSI: ffffffff868cbd13 RDI: 0000000000000028
kobject: '0:60': free name
kobject: '0:58' (000000001e644a6e): kobject_add_internal: parent: 'bdi', set: 'devices'
kobject: 'loop4' (00000000f511433e): kobject_uevent_env
RBP: ffff8801d9a7f5a0 R08: ffff8801d9a74140 R09: ffffed003b34fe6a
kobject: 'loop4' (00000000f511433e): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop2' (000000003a22fb91): kobject_uevent_env
R10: ffffed003b34fe6a R11: 0000000000000003 R12: ffff88017af71a00
R13: ffff8801d9a7f4b8 R14: ffff8801d9a7f578 R15: dffffc0000000000
kobject: '0:60' (000000003eaacccc): kobject_add_internal: parent: 'bdi', set: 'devices'
FS:  0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kobject: '0:58' (000000001e644a6e): kobject_uevent_env
CR2: 000000000072c000 CR3: 00000001b7f0b000 CR4: 00000000001406f0