syzbot

netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
netlink: 4 bytes leftover after parsing attributes in process `syz-executor148'.
------------[ cut here ]------------
name '28551'
WARNING: CPU: 0 PID: 3563 at fs/proc/generic.c:712 remove_proc_entry+0x2e1/0x5c0 fs/proc/generic.c:712
Modules linked in:
CPU: 0 PID: 3563 Comm: syz-executor148 Not tainted 5.15.167-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:remove_proc_entry+0x2e1/0x5c0 fs/proc/generic.c:712
Code: 3f 86 ff eb 05 e8 0f 3f 86 ff 48 8b 5c 24 10 48 c7 c7 c0 b9 a4 8c e8 5e d3 43 08 48 c7 c7 a0 3e 99 8a 48 89 de e8 cf e8 51 ff <0f> 0b 48 8b 44 24 18 48 c7 44 24 40 0e 36 e0 45 49 c7 04 07 00 00
RSP: 0018:ffffc900011dfae0 EFLAGS: 00010246
RAX: c5214c53c5ab4400 RBX: ffff888071b39560 RCX: ffff8880788b1dc0
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc900011dfbc8 R08: ffffffff81668a3c R09: ffffed1017204f24
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888072cd63c0
R13: 0000000000000005 R14: 0000000000000000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3fedea52f0 CR3: 000000002876f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bcm_release+0x244/0x860 net/can/bcm.c:1531
 __sock_release net/socket.c:649 [inline]
 sock_close+0xcd/0x230 net/socket.c:1336
 __fput+0x3fe/0x8e0 fs/file_table.c:280
 task_work_run+0x129/0x1a0 kernel/task_work.c:188
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0x6a3/0x2480 kernel/exit.c:874
 do_group_exit+0x144/0x310 kernel/exit.c:996
 __do_sys_exit_group kernel/exit.c:1007 [inline]
 __se_sys_exit_group kernel/exit.c:1005 [inline]
 __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1005
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3fede21929
Code: Unable to access opcode bytes at RIP 0x7f3fede218ff.
RSP: 002b:00007ffdbdb897b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f3fede21929
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 00007f3fedea23b0 R08: ffffffffffffffb8 R09: 0000555500000000
R10: 0000555500000000 R11: 0000000000000246 R12: 00007f3fedea23b0
R13: 0000000000000000 R14: 00007f3fedea4ee0 R15: 00007f3feddf2140
 </TASK>