------------[ cut here ]------------
proc_dir_entry 'can-bcm/8199' already registered
WARNING: CPU: 1 PID: 5325 at fs/proc/generic.c:376 proc_register+0x34d/0x4f0 fs/proc/generic.c:375
Modules linked in:
CPU: 1 PID: 5325 Comm: syz-executor.1 Not tainted 6.9.0-rc1-next-20240328-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:proc_register+0x34d/0x4f0 fs/proc/generic.c:375
Code: 24 08 4c 8b 64 24 28 48 8b 6c 24 20 74 08 48 89 ef e8 27 ca c6 ff 48 8b 55 00 48 c7 c7 c0 cf da 8b 48 89 de e8 a4 a3 24 ff 90 <0f> 0b 90 90 48 c7 c7 40 59 4a 8e e8 63 1c 57 09 48 8b 44 24 30 42
RSP: 0018:ffffc90004c17c28 EFLAGS: 00010246
RAX: fc7b3420f67d0000 RBX: ffff88805fbc4224 RCX: 0000000000040000
RDX: ffffc90009d72000 RSI: 0000000000005151 RDI: 0000000000005152
RBP: ffff8880779a0498 R08: ffffffff815802c2 R09: 1ffff110172a519a
R10: dffffc0000000000 R11: ffffed10172a519b R12: ffff8880779a0454
R13: 0000000000000004 R14: dffffc0000000000 R15: ffff8880779a03c0
FS:  00007f3ff09056c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3ff0905d58 CR3: 00000000741e4000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 proc_create_net_single+0x154/0x1b0 fs/proc/proc_net.c:220
 bcm_connect+0x2a7/0x4a0 net/can/bcm.c:1673
 __sys_connect_file net/socket.c:2048 [inline]
 __sys_connect+0x2df/0x310 net/socket.c:2065
 __do_sys_connect net/socket.c:2075 [inline]
 __se_sys_connect net/socket.c:2072 [inline]
 __x64_sys_connect+0x7a/0x90 net/socket.c:2072
 do_syscall_64+0xfb/0x240
 entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f3fefc7dda9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f3ff09050c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
RAX: ffffffffffffffda RBX: 00007f3fefdac050 RCX: 00007f3fefc7dda9
RDX: 0000000000000010 RSI: 0000000020000080 RDI: 0000000000000005
RBP: 00007f3fefcca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f3fefdac050 R15: 00007ffcec293068
 </TASK>