------------[ cut here ]------------
proc_dir_entry 'can-bcm/14421' already registered
WARNING: CPU: 0 PID: 6937 at fs/proc/generic.c:376 proc_register+0x34d/0x4f0 fs/proc/generic.c:375
Modules linked in:
CPU: 0 PID: 6937 Comm: syz-executor.2 Not tainted 6.8.0-syzkaller-05204-g237bb5f7f7f5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
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 e7 dd c6 ff 48 8b 55 00 48 c7 c7 80 a9 ba 8b 48 89 de e8 a4 72 26 ff 90 <0f> 0b 90 90 48 c7 c7 80 92 29 8e e8 a3 6c 49 09 48 8b 44 24 30 42
RSP: 0018:ffffc9000aa3fc28 EFLAGS: 00010246
RAX: f382d438127b4f00 RBX: ffff88806536d5e4 RCX: 0000000000040000
RDX: ffffc9000b63e000 RSI: 0000000000005705 RDI: 0000000000005706
RBP: ffff888064dd6358 R08: ffffffff8157cc12 R09: 1ffff92001547ed8
R10: dffffc0000000000 R11: fffff52001547ed9 R12: ffff888064dd6314
R13: 0000000000000005 R14: dffffc0000000000 R15: ffff888064dd6280
FS:  00007f4c9afb76c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0301379198 CR3: 0000000023508000 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:219
 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: 0033:0x7f4c9a27dda9
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:00007f4c9afb70c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
RAX: ffffffffffffffda RBX: 00007f4c9a3ac050 RCX: 00007f4c9a27dda9
RDX: 0000000000000010 RSI: 0000000020000c00 RDI: 0000000000000005
RBP: 00007f4c9a2ca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f4c9a3ac050 R15: 00007ffda0d999f8
 </TASK>