------------[ cut here ]------------
WARNING: CPU: 0 PID: 17146 at fs/proc/generic.c:375 proc_register+0x108/0x180 fs/proc/generic.c:375
proc_dir_entry 'can-bcm/35342' already registered
Modules linked in:
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 0 PID: 17146 Comm: syz-executor.1 Not tainted 6.9.0-rc3-syzkaller #0
Hardware name: ARM-Versatile Express
Call trace: 
[<818a145c>] (dump_backtrace) from [<818a1558>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256)
 r7:00000000 r6:82622e44 r5:00000000 r4:81fceaa8
[<818a1540>] (show_stack) from [<818bec80>] (__dump_stack lib/dump_stack.c:88 [inline])
[<818a1540>] (show_stack) from [<818bec80>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:114)
[<818bec2c>] (dump_stack_lvl) from [<818becc0>] (dump_stack+0x18/0x1c lib/dump_stack.c:123)
 r5:00000000 r4:8285ad18
[<818beca8>] (dump_stack) from [<818a2000>] (panic+0x120/0x358 kernel/panic.c:348)
[<818a1ee0>] (panic) from [<8024390c>] (check_panic_on_warn kernel/panic.c:241 [inline])
[<818a1ee0>] (panic) from [<8024390c>] (print_tainted+0x0/0xa0 kernel/panic.c:236)
 r3:8260c584 r2:00000001 r1:81fb7730 r0:81fbf2d4
 r7:805a5e18
[<80243898>] (check_panic_on_warn) from [<80243b00>] (__warn+0x7c/0x180 kernel/panic.c:694)
[<80243a84>] (__warn) from [<80243dec>] (warn_slowpath_fmt+0x1e8/0x1f4 kernel/panic.c:727)
 r8:00000009 r7:81ff38e4 r6:dfe21e1c r5:8380bc00 r4:00000000
[<80243c08>] (warn_slowpath_fmt) from [<805a5e18>] (proc_register+0x108/0x180 fs/proc/generic.c:375)
 r10:0000011b r9:8500ffd4 r8:8500ff80 r7:00000005 r6:84db70ec r5:84db7080
 r4:84db7bd8
[<805a5d10>] (proc_register) from [<805af380>] (proc_create_net_single+0x4c/0x60 fs/proc/proc_net.c:219)
 r9:8380bc00 r8:80200288 r7:841ecc80 r6:8465d250 r5:00000000 r4:8172cac8
[<805af334>] (proc_create_net_single) from [<8172c1b4>] (bcm_connect+0x98/0x17c net/can/bcm.c:1673)
 r4:8465d000
[<8172c11c>] (bcm_connect) from [<813a4910>] (__sys_connect_file+0x74/0x78 net/socket.c:2048)
 r7:84805b80 r6:00000000 r5:00000010 r4:8172c11c
[<813a489c>] (__sys_connect_file) from [<813a49b8>] (__sys_connect+0xa4/0xc8 net/socket.c:2065)
 r7:8466b180 r6:00000010 r5:8466b181 r4:00000000
[<813a4914>] (__sys_connect) from [<813a49ec>] (__do_sys_connect net/socket.c:2075 [inline])
[<813a4914>] (__sys_connect) from [<813a49ec>] (sys_connect+0x10/0x14 net/socket.c:2072)
 r7:0000011b r6:0014c2c8 r5:00000000 r4:00000000
[<813a49dc>] (sys_connect) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:66)
Exception stack(0xdfe21fa8 to 0xdfe21ff0)
1fa0:                   00000000 00000000 00000005 20000440 00000010 00000000
1fc0: 00000000 00000000 0014c2c8 0000011b 7ef7e32e 7ef7e32f 003d0f00 76bea0fc
1fe0: 76be9f08 76be9ef8 000168a0 00050c70
Rebooting in 86400 seconds..