------------[ cut here ]------------
name '29870'
WARNING: CPU: 0 PID: 4626 at fs/proc/generic.c:712 remove_proc_entry+0x278/0x4cc fs/proc/generic.c:712
Modules linked in:
CPU: 0 PID: 4626 Comm: syz.3.73 Not tainted 6.1.111-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : remove_proc_entry+0x278/0x4cc fs/proc/generic.c:712
lr : remove_proc_entry+0x278/0x4cc fs/proc/generic.c:712
sp : ffff8000214477c0
x29: ffff800021447850 x28: ffff0000ed6493c0 x27: dfff800000000000
x26: ffff700004288ef8 x25: ffff80001813ab60 x24: 1ffff00004288f00
x23: 0000000000000005 x22: ffff0000ed649478 x21: ffff0000d498d558
x20: 0000000000000000 x19: ffff0000d498d558 x18: 1fffe0003679f176
x17: ffff8000159cd000 x16: ffff800008305998 x15: ffff0001b3cf8bbc
x14: 1ffff00002b3a0b0 x13: dfff800000000000 x12: 0000000000000001
x11: 1fffe00019288d90 x10: 0000000000000000 x9 : eda32b4e63c31f00
x8 : eda32b4e63c31f00 x7 : ffff80000827d484 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000826b160
x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001
Call trace:
 remove_proc_entry+0x278/0x4cc fs/proc/generic.c:712
 bcm_release+0x214/0x7f4 net/can/bcm.c:1536
 __sock_release net/socket.c:654 [inline]
 sock_close+0xb8/0x1fc net/socket.c:1400
 __fput+0x1c8/0x7c8 fs/file_table.c:320
 ____fput+0x20/0x30 fs/file_table.c:348
 task_work_run+0x240/0x2f0 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 do_notify_resume+0x2148/0x3474 arch/arm64/kernel/signal.c:1132
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline]
 el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
irq event stamp: 6592
hardirqs last  enabled at (6591): [<ffff80000827d524>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1367 [inline]
hardirqs last  enabled at (6591): [<ffff80000827d524>] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:5000
hardirqs last disabled at (6592): [<ffff800012293b94>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (6566): [<ffff8000105012ec>] spin_unlock_bh include/linux/spinlock.h:396 [inline]
softirqs last  enabled at (6566): [<ffff8000105012ec>] lock_sock_nested+0xe8/0x138 net/core/sock.c:3492
softirqs last disabled at (6564): [<ffff800010501294>] spin_lock_bh include/linux/spinlock.h:356 [inline]
softirqs last disabled at (6564): [<ffff800010501294>] lock_sock_nested+0x90/0x138 net/core/sock.c:3488
---[ end trace 0000000000000000 ]---