[ 16.132310][ T250] GACT probability NOT on [ 16.132327][ T250] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.132329][ T250] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 250, name: modprobe [ 16.132331][ T250] preempt_count: 1, expected: 0 [ 16.132331][ T250] RCU nest depth: 0, expected: 0 [ 16.132332][ T250] locks held by modprobe/250: 4, last CPU#1: [ 16.132335][ T250] #0: ffffffffb5169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.132351][ T250] #1: ffffffffb5169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.132355][ T250] #2: ffffffffb5089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.132359][ T250] #3: ffffffffb5089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 16.132363][ T250] irq event stamp: 21654 [ 16.132364][ T250] hardirqs last enabled at (21653): [] __down_trylock_console_sem+0x86/0xa0 [ 16.132366][ T250] hardirqs last disabled at (21654): [] console_emit_next_record+0x3d4/0x4c0 [ 16.132368][ T250] softirqs last enabled at (20062): [] handle_softirqs+0x67c/0x900 [ 16.132372][ T250] softirqs last disabled at (19969): [] __irq_exit_rcu+0x145/0x1c0 [ 16.132374][ T250] Preemption disabled at: [ 16.132375][ T250] [] vprintk_emit+0x31b/0x3e0 [ 16.132381][ T250] CPU: 1 UID: 0 PID: 250 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.132384][ T250] Tainted: [W]=WARN [ 16.132385][ T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.132387][ T250] Call Trace: [ 16.132388][ T250] [ 16.132390][ T250] dump_stack_lvl+0x6f/0xa0 [ 16.132395][ T250] ? vprintk_emit+0x31b/0x3e0 [ 16.132398][ T250] __might_resched.cold+0x1fe/0x2c1 [ 16.132402][ T250] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.132406][ T250] ? __kmalloc_noprof+0xdb/0x760 [ 16.132411][ T250] __kmalloc_noprof+0x443/0x760 [ 16.132413][ T250] ? alloc_buf.isra.0+0x4b/0x260 [ 16.132419][ T250] ? do_raw_spin_unlock+0x59/0x250 [ 16.132422][ T250] alloc_buf.isra.0+0x4b/0x260 [ 16.132425][ T250] put_chars+0x1e1/0x2f0 [ 16.132427][ T250] ? desc_read_finalized_seq+0x79/0x120 [ 16.132429][ T250] ? __send_to_port+0x420/0x420 [ 16.132432][ T250] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.132435][ T250] ? validate_chain+0x38b/0xc20 [ 16.132440][ T250] hvc_console_print+0x292/0x780 [ 16.132442][ T250] ? __lock_acquire+0x518/0xc20 [ 16.132444][ T250] ? __lock_acquire+0x518/0xc20 [ 16.132448][ T250] ? hvc_write+0x3a0/0x3a0 [ 16.132449][ T250] ? console_emit_next_record+0x1df/0x4c0 [ 16.132453][ T250] ? rcu_is_watching+0x16/0xd0 [ 16.132456][ T250] ? lock_acquire+0x13c/0x160 [ 16.132459][ T250] console_emit_next_record+0x22f/0x4c0 [ 16.132463][ T250] ? devkmsg_read+0x4b0/0x4b0 [ 16.132465][ T250] ? console_flush_one_record+0x106/0x710 [ 16.132468][ T250] ? rcu_is_watching+0x16/0xd0 [ 16.132470][ T250] ? lock_acquire+0x13c/0x160 [ 16.132474][ T250] console_flush_one_record+0x46f/0x710 [ 16.132478][ T250] ? console_emit_next_record+0x4c0/0x4c0 [ 16.132480][ T250] ? __lock_acquire+0x518/0xc20 [ 16.132485][ T250] console_unlock+0xee/0x1f0 [ 16.132488][ T250] ? console_flush_one_record+0x710/0x710 [ 16.132489][ T250] ? rcu_is_watching+0x16/0xd0 [ 16.132492][ T250] ? lock_acquire+0x60/0x160 [ 16.132495][ T250] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.132497][ T250] ? vprintk_emit+0x320/0x3e0 [ 16.132500][ T250] vprintk_emit+0x37c/0x3e0 [ 16.132504][ T250] ? wake_up_klogd_work_func+0x90/0x90 [ 16.132510][ T250] ? gact_cleanup_module+0xf0/0xf0 [act_gact] [ 16.132513][ T250] _printk+0xc7/0x100 [ 16.132516][ T250] ? snapshot_read.cold+0x21/0x21 [ 16.132522][ T250] ? do_one_initcall+0x113/0x4f0 [ 16.132525][ T250] gact_init_module+0x15/0x1000 [act_gact] [ 16.132527][ T250] do_one_initcall+0x124/0x4f0 [ 16.132530][ T250] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 16.132535][ T250] ? do_init_module+0xae/0x8a0 [ 16.132538][ T250] ? kasan_unpoison+0x44/0x70 [ 16.132549][ T250] do_init_module+0x2ad/0x8a0 [ 16.132553][ T250] ? lockdep_hardirqs_on+0x91/0x130 [ 16.132557][ T250] ? free_module+0x470/0x470 [ 16.132560][ T250] ? kfree+0x123/0x590 [ 16.132564][ T250] load_module+0x1424/0x1bb0 [ 16.132571][ T250] ? layout_and_allocate.isra.0+0x680/0x680 [ 16.132575][ T250] ? __ia32_sys_fsconfig+0x180/0x180 [ 16.132578][ T250] ? ovl_real_file+0x172/0x1e0 [ 16.132582][ T250] ? backing_file_read_iter+0x541/0x790 [ 16.132585][ T250] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.132588][ T250] init_module_from_file+0x11f/0x1a0 [ 16.132592][ T250] ? __do_sys_init_module+0x220/0x220 [ 16.132599][ T250] ? __rwlock_init+0x150/0x150 [ 16.132603][ T250] ? do_raw_spin_unlock+0x59/0x250 [ 16.132606][ T250] idempotent_init_module+0x37b/0x7c0 [ 16.132609][ T250] ? init_module_from_file+0x1a0/0x1a0 [ 16.132616][ T250] ? rcu_is_watching+0x16/0xd0 [ 16.132618][ T250] ? cap_capable+0x1d7/0x3d0 [ 16.132624][ T250] __x64_sys_finit_module+0xdf/0x190 [ 16.132626][ T250] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 16.132630][ T250] do_syscall_64+0xff/0x530 [ 16.132631][ T250] ? exc_page_fault+0xee/0x100 [ 16.132634][ T250] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.132636][ T250] RIP: 0033:0x7f930094e37d [ 16.132640][ T250] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 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 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 16.132641][ T250] RSP: 002b:00007fff634c25b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 16.132644][ T250] RAX: ffffffffffffffda RBX: 000055e4dc0bf810 RCX: 00007f930094e37d [ 16.132646][ T250] RDX: 0000000000000000 RSI: 000055e4bfb2affd RDI: 0000000000000000 [ 16.132647][ T250] RBP: 00007fff634c2650 R08: 0000000000000000 R09: 0000000000000000 [ 16.132647][ T250] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e4bfb2affd [ 16.132648][ T250] R13: 000055e4dc0bf960 R14: 0000000000040000 R15: 0000000000000000 [ 16.132655][ T250]