------------[ cut here ]------------
name '48224'
WARNING: CPU: 0 PID: 8279 at fs/proc/generic.c:712 remove_proc_entry+0x278/0x4cc fs/proc/generic.c:712
Modules linked in:
CPU: 0 PID: 8279 Comm: syz.0.1223 Not tainted 5.15.167-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 : ffff800020557860
x29: ffff8000205578f0 x28: ffff0000d7e7c140 x27: dfff800000000000
x26: ffff7000040aaf0c x25: ffff800016d314e0 x24: 1ffff000040aaf14
x23: 0000000000000005 x22: ffff0000d7e7c1f8 x21: ffff0000cdd2e560
x20: 0000000000000000 x19: ffff0000cdd2e560 x18: 0000000000000001
x17: 0000000000000000 x16: ffff800008336530 x15: 00000000ffffffff
x14: ffff0000c7e59b40 x13: 0000000000000001 x12: 0000000000000001
x11: 0000000000000000 x10: 0000000000000000 x9 : 22725ea4539e7600
x8 : 22725ea4539e7600 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800020556fd8 x4 : ffff800014b9fae0 x3 : ffff80000833667c
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000000c
Call trace:
 remove_proc_entry+0x278/0x4cc fs/proc/generic.c:712
 bcm_release+0x214/0x818 net/can/bcm.c:1531
 __sock_release net/socket.c:649 [inline]
 sock_close+0xb8/0x1fc net/socket.c:1336
 __fput+0x1c4/0x800 fs/file_table.c:280
 ____fput+0x20/0x30 fs/file_table.c:308
 task_work_run+0x130/0x1e4 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 do_notify_resume+0x262c/0x32b8 arch/arm64/kernel/signal.c:946
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline]
 el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:609
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
irq event stamp: 7782
hardirqs last  enabled at (7781): [<ffff80000832c17c>] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257
hardirqs last disabled at (7782): [<ffff800011abda6c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396
softirqs last  enabled at (7762): [<ffff80000fe82b8c>] spin_unlock_bh include/linux/spinlock.h:408 [inline]
softirqs last  enabled at (7762): [<ffff80000fe82b8c>] lock_sock_nested+0x160/0x1ec net/core/sock.c:3257
softirqs last disabled at (7760): [<ffff80000fe82b34>] spin_lock_bh include/linux/spinlock.h:368 [inline]
softirqs last disabled at (7760): [<ffff80000fe82b34>] lock_sock_nested+0x108/0x1ec net/core/sock.c:3253
---[ end trace d3613c6f686b83e6 ]---