BUG: scheduling while atomic: syz-executor.3/17735/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff81e7cae5>] spin_lock include/linux/spinlock.h:350 [inline]
[<ffffffff81e7cae5>] kernfs_put+0x325/0x520 fs/kernfs/dir.c:559
CPU: 0 PID: 17735 Comm: syz-executor.3 Tainted: G        W          6.1.75-syzkaller-00022-gcfa154389a65 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106
 dump_stack+0x15/0x1b lib/dump_stack.c:113
 __schedule_bug+0x195/0x260 kernel/sched/core.c:5960
 schedule_debug kernel/sched/core.c:5987 [inline]
 __schedule+0xcf7/0x1550 kernel/sched/core.c:6622
 schedule+0xc3/0x180 kernel/sched/core.c:6805
 synchronize_rcu_expedited+0x6fc/0x890 kernel/rcu/tree_exp.h:965
 synchronize_net net/core/dev.c:10787 [inline]
 unregister_netdevice_many+0x1378/0x1740 net/core/dev.c:10919
 unregister_netdevice_queue+0x2e6/0x350 net/core/dev.c:10816
 unregister_netdevice include/linux/netdevice.h:3100 [inline]
 ppp_release+0xed/0x1e0 drivers/net/ppp/ppp_generic.c:407
 __fput+0x3ab/0x870 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x24d/0x2e0 kernel/task_work.c:179
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0x94/0xa0 kernel/entry/common.c:171
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:204
 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
 syscall_exit_to_user_mode+0x26/0x140 kernel/entry/common.c:297
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb82867cd5a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24
RSP: 002b:00007ffd4f96ed90 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00007fb82867cd5a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
RBP: 0000000000000032 R08: 0000001b2cc20000 R09: 0000000000000003
R10: 0000000081311f84 R11: 0000000000000293 R12: 00007fb828206c38
R13: ffffffffffffffff R14: 00007fb828200000 R15: 0000000000312c00
 </TASK>