device syzkaller0 entered promiscuous mode BUG: scheduling while atomic: syz-executor.4/28533/0x00000002 Modules linked in: Preemption disabled at: [] ida_alloc_range+0x253/0xa80 lib/idr.c:395 CPU: 1 PID: 28533 Comm: syz-executor.4 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106 dump_stack+0x15/0x17 lib/dump_stack.c:113 __schedule_bug+0x195/0x260 kernel/sched/core.c:5707 schedule_debug kernel/sched/core.c:5734 [inline] __schedule+0xd19/0x1590 kernel/sched/core.c:6402 schedule+0x11f/0x1e0 kernel/sched/core.c:6595 synchronize_rcu_expedited+0x49d/0x600 kernel/rcu/tree_exp.h:946 namespace_unlock+0x297/0x4d0 fs/namespace.c:1454 drop_collected_mounts fs/namespace.c:1941 [inline] put_mnt_ns+0xa6/0xe0 fs/namespace.c:4397 free_nsproxy+0x4e/0x260 kernel/nsproxy.c:191 put_nsproxy include/linux/nsproxy.h:105 [inline] switch_task_namespaces kernel/nsproxy.c:249 [inline] exit_task_namespaces+0xb9/0xe0 kernel/nsproxy.c:254 copy_process+0x2520/0x3290 kernel/fork.c:2521 kernel_clone+0x21e/0x9e0 kernel/fork.c:2662 __do_sys_clone kernel/fork.c:2788 [inline] __se_sys_clone kernel/fork.c:2772 [inline] __x64_sys_clone+0x23f/0x290 kernel/fork.c:2772 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fde134d0de9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fde12252078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fde135fef80 RCX: 00007fde134d0de9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000660694c0 RBP: 00007fde1351d47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 R13: 000000000000000b R14: 00007fde135fef80 R15: 00007ffeb1647a58