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: 0 PID: 5979 Comm: kworker/0:4 Not tainted 4.19.0+ #165
kobject: 'loop5' (0000000022e16029): kobject_uevent_env
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events smc_tcp_listen_work
kobject: 'loop5' (0000000022e16029): fill_kobj_path: path = '/devices/virtual/block/loop5'
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:ffff88019ba87478 EFLAGS: 00010206
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000005
kobject: 'loop1' (0000000094a961a2): kobject_uevent_env
RDX: dffffc0000000000 RSI: ffffffff86a5ab63 RDI: 0000000000000028
RBP: ffff88019ba875a0 R08: ffff88019ba7c540 R09: ffffed0033750e6a
R10: ffffed0033750e6a R11: 0000000000000003 R12: ffff8801c47df940
R13: ffff88019ba874b8 R14: ffff88019ba87578 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000
kobject: 'loop1' (0000000094a961a2): fill_kobj_path: path = '/devices/virtual/block/loop1'
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8423c66d90 CR3: 00000001a0eaf000 CR4: 00000000001406f0
Call Trace:
kobject: 'loop1' (0000000094a961a2): kobject_uevent_env
 kernel_accept+0x136/0x310 net/socket.c:3250
kobject: 'loop1' (0000000094a961a2): fill_kobj_path: path = '/devices/virtual/block/loop1'
 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+0xc90/0x1c40 kernel/workqueue.c:2153
kobject: 'loop1' (0000000094a961a2): kobject_uevent_env
kobject: 'loop1' (0000000094a961a2): fill_kobj_path: path = '/devices/virtual/block/loop1'
 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
kobject: 'loop1' (0000000094a961a2): kobject_uevent_env
kobject: 'loop1' (0000000094a961a2): fill_kobj_path: path = '/devices/virtual/block/loop1'
 kthread+0x35a/0x440 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:350
Modules linked in:
kobject: 'loop4' (00000000d0b792d7): kobject_uevent_env
---[ end trace 231e675488e15e5d ]---
kobject: 'loop4' (00000000d0b792d7): fill_kobj_path: path = '/devices/virtual/block/loop4'
RIP: 0010:inet_accept+0x106/0x9e0 net/ipv4/af_inet.c:734
kobject: 'loop0' (000000005ce6a097): kobject_uevent_env
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: 'loop0' (000000005ce6a097): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop3' (00000000e658cf29): kobject_uevent_env
RSP: 0018:ffff88019ba87478 EFLAGS: 00010206
kobject: 'loop3' (00000000e658cf29): fill_kobj_path: path = '/devices/virtual/block/loop3'
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000005
kobject: 'loop1' (0000000094a961a2): kobject_uevent_env
RDX: dffffc0000000000 RSI: ffffffff86a5ab63 RDI: 0000000000000028
kobject: 'loop1' (0000000094a961a2): fill_kobj_path: path = '/devices/virtual/block/loop1'
RBP: ffff88019ba875a0 R08: ffff88019ba7c540 R09: ffffed0033750e6a
R10: ffffed0033750e6a R11: 0000000000000003 R12: ffff8801c47df940
kobject: 'loop3' (00000000e658cf29): kobject_uevent_env
R13: ffff88019ba874b8 R14: ffff88019ba87578 R15: dffffc0000000000
kobject: 'loop3' (00000000e658cf29): fill_kobj_path: path = '/devices/virtual/block/loop3'
FS:  0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000
kobject: 'loop5' (0000000022e16029): kobject_uevent_env
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000707158 CR3: 00000001bbf79000 CR4: 00000000001406f0
kobject: 'loop5' (0000000022e16029): fill_kobj_path: path = '/devices/virtual/block/loop5'