------------[ cut here ]------------ proc_dir_entry 'can-bcm/6225' already registered WARNING: CPU: 0 PID: 5633 at fs/proc/generic.c:376 proc_register+0x34d/0x4f0 fs/proc/generic.c:375 Modules linked in: CPU: 0 PID: 5633 Comm: syz-executor.0 Not tainted 6.10.0-rc6-syzkaller-00170-g0913ec336a6c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 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 47 ee c6 ff 48 8b 55 00 48 c7 c7 80 d9 da 8b 48 89 de e8 f4 66 23 ff 90 <0f> 0b 90 90 48 c7 c7 80 70 4a 8e e8 e3 e1 5b 09 48 8b 44 24 30 42 RSP: 0018:ffffc900047f7c28 EFLAGS: 00010246 RAX: d3b859208fe89000 RBX: ffff88801f5f4d64 RCX: ffff888055460000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff888022177358 R08: ffffffff81585822 R09: fffffbfff1c39994 R10: dffffc0000000000 R11: fffffbfff1c39994 R12: ffff888022177314 R13: 0000000000000004 R14: dffffc0000000000 R15: ffff888022177280 FS: 00007f7a46bff6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efcb3cb75a0 CR3: 0000000022fb8000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 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:2049 [inline] __sys_connect+0x2df/0x310 net/socket.c:2066 __do_sys_connect net/socket.c:2076 [inline] __se_sys_connect net/socket.c:2073 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:2073 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7a4707cda9 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:00007f7a46bff0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002a RAX: ffffffffffffffda RBX: 00007f7a471ac050 RCX: 00007f7a4707cda9 RDX: 0000000000000010 RSI: 00000000200001c0 RDI: 0000000000000005 RBP: 00007f7a470c947a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f7a471ac050 R15: 00007ffd6fa57878