------------[ cut here ]------------ name '8554' WARNING: CPU: 1 PID: 7171 at fs/proc/generic.c:711 remove_proc_entry+0x278/0x4cc fs/proc/generic.c:711 Modules linked in: CPU: 1 UID: 0 PID: 7171 Comm: syz.2.279 Not tainted 6.11.0-rc7-syzkaller-g5f5673607153 #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:711 lr : remove_proc_entry+0x278/0x4cc fs/proc/generic.c:711 sp : ffff80009e7a7ac0 x29: ffff80009e7a7b40 x28: ffff0000eba51b40 x27: dfff800000000000 x26: ffff700013cf4f58 x25: ffff800092593e60 x24: 1ffff00013cf4f60 x23: 0000000000000004 x22: ffff0000eba51bf8 x21: ffff0000c9829548 x20: 0000000000000000 x19: ffff0000c9829548 x18: 1fffe000366d79ee x17: ffff80008f56d000 x16: ffff800080347214 x15: 0000000000000001 x14: 1fffe000366da4d0 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : d3fc23e935f73d00 x8 : d3fc23e935f73d00 x7 : ffff8000802b7e24 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80008b4b2c40 x0 : ffff800124205000 Call trace: remove_proc_entry+0x278/0x4cc fs/proc/generic.c:711 bcm_release+0x21c/0x800 net/can/bcm.c:1578 __sock_release net/socket.c:659 [inline] sock_close+0xa4/0x1e8 net/socket.c:1421 __fput+0x1bc/0x774 fs/file_table.c:422 ____fput+0x20/0x30 fs/file_table.c:450 task_work_run+0x230/0x2e0 kernel/task_work.c:228 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x178/0x1f4 arch/arm64/kernel/entry-common.c:151 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_svc+0xac/0x168 arch/arm64/kernel/entry-common.c:713 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 4224 hardirqs last enabled at (4223): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1427 [inline] hardirqs last enabled at (4223): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:4942 hardirqs last disabled at (4224): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470 softirqs last enabled at (4196): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (4196): [] lock_sock_nested+0xcc/0x11c net/core/sock.c:3550 softirqs last disabled at (4194): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (4194): [] lock_sock_nested+0x74/0x11c net/core/sock.c:3546 ---[ end trace 0000000000000000 ]---