[ 15.935803][ T250] GACT probability NOT on [ 15.935823][ T250] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.935826][ T250] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 250, name: modprobe [ 15.935827][ T250] preempt_count: 1, expected: 0 [ 15.935828][ T250] RCU nest depth: 0, expected: 0 [ 15.935829][ T250] locks held by modprobe/250: 4, last CPU#3: [ 15.935832][ T250] #0: ffffffffb7769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.935845][ T250] #1: ffffffffb7769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.935849][ T250] #2: ffffffffb7689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.935853][ T250] #3: ffffffffb7689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.935858][ T250] irq event stamp: 24214 [ 15.935859][ T250] hardirqs last enabled at (24213): [] __down_trylock_console_sem+0x86/0xa0 [ 15.935861][ T250] hardirqs last disabled at (24214): [] console_emit_next_record+0x3d4/0x4c0 [ 15.935863][ T250] softirqs last enabled at (22858): [] handle_softirqs+0x67c/0x900 [ 15.935866][ T250] softirqs last disabled at (22849): [] __irq_exit_rcu+0x145/0x1c0 [ 15.935868][ T250] Preemption disabled at: [ 15.935869][ T250] [] vprintk_emit+0x31b/0x3e0 [ 15.935875][ T250] CPU: 3 UID: 0 PID: 250 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.935879][ T250] Tainted: [W]=WARN [ 15.935879][ T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.935881][ T250] Call Trace: [ 15.935883][ T250] [ 15.935884][ T250] dump_stack_lvl+0x6f/0xa0 [ 15.935890][ T250] ? vprintk_emit+0x31b/0x3e0 [ 15.935892][ T250] __might_resched.cold+0x1fe/0x2c1 [ 15.935897][ T250] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.935901][ T250] ? __kmalloc_noprof+0xdb/0x760 [ 15.935906][ T250] __kmalloc_noprof+0x443/0x760 [ 15.935908][ T250] ? alloc_buf.isra.0+0x4b/0x260 [ 15.935914][ T250] ? do_raw_spin_unlock+0x59/0x250 [ 15.935916][ T250] alloc_buf.isra.0+0x4b/0x260 [ 15.935919][ T250] put_chars+0x1e1/0x2f0 [ 15.935921][ T250] ? desc_read_finalized_seq+0x79/0x120 [ 15.935929][ T250] ? __send_to_port+0x420/0x420 [ 15.935932][ T250] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.935936][ T250] ? validate_chain+0x38b/0xc20 [ 15.935940][ T250] hvc_console_print+0x292/0x780 [ 15.935942][ T250] ? __lock_acquire+0x518/0xc20 [ 15.935944][ T250] ? __lock_acquire+0x518/0xc20 [ 15.935948][ T250] ? hvc_write+0x3a0/0x3a0 [ 15.935949][ T250] ? console_emit_next_record+0x1df/0x4c0 [ 15.935952][ T250] ? rcu_is_watching+0x16/0xd0 [ 15.935955][ T250] ? lock_acquire+0x13c/0x160 [ 15.935959][ T250] console_emit_next_record+0x22f/0x4c0 [ 15.935963][ T250] ? devkmsg_read+0x4b0/0x4b0 [ 15.935964][ T250] ? console_flush_one_record+0x106/0x710 [ 15.935968][ T250] ? rcu_is_watching+0x16/0xd0 [ 15.935970][ T250] ? lock_acquire+0x13c/0x160 [ 15.935974][ T250] console_flush_one_record+0x46f/0x710 [ 15.935978][ T250] ? console_emit_next_record+0x4c0/0x4c0 [ 15.935979][ T250] ? __lock_acquire+0x518/0xc20 [ 15.935984][ T250] console_unlock+0xee/0x1f0 [ 15.935987][ T250] ? console_flush_one_record+0x710/0x710 [ 15.935989][ T250] ? rcu_is_watching+0x16/0xd0 [ 15.935991][ T250] ? lock_acquire+0x60/0x160 [ 15.935994][ T250] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.935996][ T250] ? vprintk_emit+0x320/0x3e0 [ 15.935999][ T250] vprintk_emit+0x37c/0x3e0 [ 15.936004][ T250] ? wake_up_klogd_work_func+0x90/0x90 [ 15.936009][ T250] ? gact_cleanup_module+0xf0/0xf0 [act_gact] [ 15.936012][ T250] _printk+0xc7/0x100 [ 15.936016][ T250] ? snapshot_read.cold+0x21/0x21 [ 15.936022][ T250] ? do_one_initcall+0x113/0x4f0 [ 15.936024][ T250] gact_init_module+0x15/0x1000 [act_gact] [ 15.936027][ T250] do_one_initcall+0x124/0x4f0 [ 15.936029][ T250] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 15.936034][ T250] ? do_init_module+0xae/0x8a0 [ 15.936037][ T250] ? kasan_unpoison+0x44/0x70 [ 15.936042][ T250] do_init_module+0x2ad/0x8a0 [ 15.936045][ T250] ? lockdep_hardirqs_on+0x91/0x130 [ 15.936050][ T250] ? free_module+0x470/0x470 [ 15.936053][ T250] ? kfree+0x123/0x590 [ 15.936057][ T250] load_module+0x1424/0x1bb0 [ 15.936067][ T250] ? layout_and_allocate.isra.0+0x680/0x680 [ 15.936071][ T250] ? __ia32_sys_fsconfig+0x180/0x180 [ 15.936073][ T250] ? ovl_real_file+0x172/0x1e0 [ 15.936077][ T250] ? backing_file_read_iter+0x541/0x790 [ 15.936080][ T250] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.936084][ T250] init_module_from_file+0x11f/0x1a0 [ 15.936087][ T250] ? __do_sys_init_module+0x220/0x220 [ 15.936095][ T250] ? __rwlock_init+0x150/0x150 [ 15.936098][ T250] ? do_raw_spin_unlock+0x59/0x250 [ 15.936101][ T250] idempotent_init_module+0x37b/0x7c0 [ 15.936104][ T250] ? init_module_from_file+0x1a0/0x1a0 [ 15.936110][ T250] ? rcu_is_watching+0x16/0xd0 [ 15.936112][ T250] ? cap_capable+0x1d7/0x3d0 [ 15.936118][ T250] __x64_sys_finit_module+0xdf/0x190 [ 15.936120][ T250] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 15.936124][ T250] do_syscall_64+0xff/0x530 [ 15.936126][ T250] ? exc_page_fault+0xee/0x100 [ 15.936128][ T250] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.936131][ T250] RIP: 0033:0x7f104d25037d [ 15.936134][ 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 [ 15.936136][ T250] RSP: 002b:00007fffa9801448 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 15.936139][ T250] RAX: ffffffffffffffda RBX: 000055eabf2f9810 RCX: 00007f104d25037d [ 15.936140][ T250] RDX: 0000000000000000 RSI: 000055eaa8b48ffd RDI: 0000000000000000 [ 15.936141][ T250] RBP: 00007fffa98014e0 R08: 0000000000000000 R09: 0000000000000000 [ 15.936142][ T250] R10: 0000000000000000 R11: 0000000000000246 R12: 000055eaa8b48ffd [ 15.936142][ T250] R13: 000055eabf2f9960 R14: 0000000000040000 R15: 0000000000000000 [ 15.936149][ T250]