------------[ cut here ]------------
proc_dir_entry 'can-bcm/4812' already registered
WARNING: CPU: 1 PID: 6819 at fs/proc/generic.c:376 proc_register+0x2e8/0x464 fs/proc/generic.c:377
Modules linked in:
CPU: 1 PID: 6819 Comm: syz-executor.0 Not tainted 6.7.0-rc6-syzkaller-00090-gaafe7ad77b91 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : proc_register+0x2e8/0x464 fs/proc/generic.c:377
lr : proc_register+0x2e0/0x464 fs/proc/generic.c:375
sp : ffff800096ef7a40
x29: ffff800096ef7a60 x28: dfff800000000000 x27: 0000000000000000
x26: 0000000000000004 x25: ffff0000d4a79478 x24: ffff0000d4e92364
x23: ffff0000d4e92358 x22: 1fffe0001a9d2462 x21: ffff0000d4e92314
x20: ffff0000d4a794a4 x19: ffff0000d4e92280 x18: ffff800096ef6f20
x17: 0000000000000000 x16: ffff80008a82b138 x15: 0000000000000001
x14: 1fffe0003682a63a x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000003 x10: 0000000000ff0100 x9 : 4bb906c522b66e00
x8 : 4bb906c522b66e00 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800096ef7338 x4 : ffff80008e5d20c0 x3 : ffff8000805a9ecc
x2 : 0000000000000001 x1 : 0000000100000001 x0 : ffff80008e80d5c0
Call trace:
 proc_register+0x2e8/0x464 fs/proc/generic.c:377
 proc_create_net_single+0x140/0x198 fs/proc/proc_net.c:219
 bcm_connect+0x224/0x43c net/can/bcm.c:1631
 __sys_connect_file net/socket.c:2046 [inline]
 __sys_connect+0x268/0x290 net/socket.c:2063
 __do_sys_connect net/socket.c:2073 [inline]
 __se_sys_connect net/socket.c:2070 [inline]
 __arm64_sys_connect+0x7c/0x94 net/socket.c:2070
 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
irq event stamp: 874
hardirqs last  enabled at (873): [<ffff800080356658>] __up_console_sem kernel/printk/printk.c:341 [inline]
hardirqs last  enabled at (873): [<ffff800080356658>] __console_unlock kernel/printk/printk.c:2706 [inline]
hardirqs last  enabled at (873): [<ffff800080356658>] console_unlock+0x17c/0x3d4 kernel/printk/printk.c:3038
hardirqs last disabled at (874): [<ffff80008a826c2c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436
softirqs last  enabled at (850): [<ffff8000889a26d4>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (848): [<ffff8000889a26a0>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---