[ 17.265823][ T251] GACT probability NOT on [ 17.265843][ T251] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 17.265846][ T251] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 251, name: modprobe [ 17.265847][ T251] preempt_count: 1, expected: 0 [ 17.265848][ T251] RCU nest depth: 0, expected: 0 [ 17.265849][ T251] locks held by modprobe/251: 4, last CPU#1: [ 17.265852][ T251] #0: ffffffffa1169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 17.265865][ T251] #1: ffffffffa1169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 17.265869][ T251] #2: ffffffffa1089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 17.265873][ T251] #3: ffffffffa1089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 17.265877][ T251] irq event stamp: 19456 [ 17.265878][ T251] hardirqs last enabled at (19455): [] __down_trylock_console_sem+0x86/0xa0 [ 17.265880][ T251] hardirqs last disabled at (19456): [] console_emit_next_record+0x3d4/0x4c0 [ 17.265882][ T251] softirqs last enabled at (18488): [] handle_softirqs+0x67c/0x900 [ 17.265885][ T251] softirqs last disabled at (17637): [] __irq_exit_rcu+0x145/0x1c0 [ 17.265888][ T251] Preemption disabled at: [ 17.265888][ T251] [] vprintk_emit+0x31b/0x3e0 [ 17.265894][ T251] CPU: 1 UID: 0 PID: 251 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 17.265898][ T251] Tainted: [W]=WARN [ 17.265899][ T251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.265900][ T251] Call Trace: [ 17.265902][ T251] [ 17.265903][ T251] dump_stack_lvl+0x6f/0xa0 [ 17.265909][ T251] ? vprintk_emit+0x31b/0x3e0 [ 17.265912][ T251] __might_resched.cold+0x1fe/0x2c1 [ 17.265916][ T251] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 17.265920][ T251] ? __kmalloc_noprof+0xdb/0x760 [ 17.265926][ T251] __kmalloc_noprof+0x443/0x760 [ 17.265928][ T251] ? alloc_buf.isra.0+0x4b/0x260 [ 17.265934][ T251] ? do_raw_spin_unlock+0x59/0x250 [ 17.265937][ T251] alloc_buf.isra.0+0x4b/0x260 [ 17.265940][ T251] put_chars+0x1e1/0x2f0 [ 17.265942][ T251] ? desc_read_finalized_seq+0x79/0x120 [ 17.265944][ T251] ? __send_to_port+0x420/0x420 [ 17.265947][ T251] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.265951][ T251] ? validate_chain+0x38b/0xc20 [ 17.265955][ T251] hvc_console_print+0x292/0x780 [ 17.265958][ T251] ? __lock_acquire+0x518/0xc20 [ 17.265960][ T251] ? __lock_acquire+0x518/0xc20 [ 17.265964][ T251] ? hvc_write+0x3a0/0x3a0 [ 17.265966][ T251] ? console_emit_next_record+0x1df/0x4c0 [ 17.265969][ T251] ? rcu_is_watching+0x16/0xd0 [ 17.265972][ T251] ? lock_acquire+0x13c/0x160 [ 17.265976][ T251] console_emit_next_record+0x22f/0x4c0 [ 17.265980][ T251] ? devkmsg_read+0x4b0/0x4b0 [ 17.265981][ T251] ? console_flush_one_record+0x106/0x710 [ 17.265984][ T251] ? rcu_is_watching+0x16/0xd0 [ 17.265987][ T251] ? lock_acquire+0x13c/0x160 [ 17.265991][ T251] console_flush_one_record+0x46f/0x710 [ 17.265995][ T251] ? console_emit_next_record+0x4c0/0x4c0 [ 17.265997][ T251] ? __lock_acquire+0x518/0xc20 [ 17.266002][ T251] console_unlock+0xee/0x1f0 [ 17.266005][ T251] ? console_flush_one_record+0x710/0x710 [ 17.266007][ T251] ? rcu_is_watching+0x16/0xd0 [ 17.266009][ T251] ? lock_acquire+0x60/0x160 [ 17.266012][ T251] ? __down_trylock_console_sem+0x5e/0xa0 [ 17.266014][ T251] ? vprintk_emit+0x320/0x3e0 [ 17.266017][ T251] vprintk_emit+0x37c/0x3e0 [ 17.266022][ T251] ? wake_up_klogd_work_func+0x90/0x90 [ 17.266027][ T251] ? gact_cleanup_module+0xf0/0xf0 [act_gact] [ 17.266031][ T251] _printk+0xc7/0x100 [ 17.266035][ T251] ? snapshot_read.cold+0x21/0x21 [ 17.266041][ T251] ? do_one_initcall+0x113/0x4f0 [ 17.266044][ T251] gact_init_module+0x15/0x1000 [act_gact] [ 17.266046][ T251] do_one_initcall+0x124/0x4f0 [ 17.266049][ T251] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 17.266053][ T251] ? do_init_module+0xae/0x8a0 [ 17.266056][ T251] ? kasan_unpoison+0x44/0x70 [ 17.266061][ T251] do_init_module+0x2ad/0x8a0 [ 17.266065][ T251] ? lockdep_hardirqs_on+0x91/0x130 [ 17.266069][ T251] ? free_module+0x470/0x470 [ 17.266072][ T251] ? kfree+0x123/0x590 [ 17.266076][ T251] load_module+0x1424/0x1bb0 [ 17.266084][ T251] ? layout_and_allocate.isra.0+0x680/0x680 [ 17.266087][ T251] ? __ia32_sys_fsconfig+0x180/0x180 [ 17.266090][ T251] ? ovl_real_file+0x172/0x1e0 [ 17.266094][ T251] ? find_held_lock+0x2b/0x80 [ 17.266096][ T251] ? backing_file_read_iter+0x541/0x790 [ 17.266099][ T251] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.266103][ T251] init_module_from_file+0x11f/0x1a0 [ 17.266106][ T251] ? __do_sys_init_module+0x220/0x220 [ 17.266114][ T251] ? __rwlock_init+0x150/0x150 [ 17.266118][ T251] ? do_raw_spin_unlock+0x59/0x250 [ 17.266121][ T251] idempotent_init_module+0x37b/0x7c0 [ 17.266124][ T251] ? init_module_from_file+0x1a0/0x1a0 [ 17.266130][ T251] ? rcu_is_watching+0x16/0xd0 [ 17.266133][ T251] ? cap_capable+0x1d7/0x3d0 [ 17.266139][ T251] __x64_sys_finit_module+0xdf/0x190 [ 17.266141][ T251] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 17.266144][ T251] do_syscall_64+0xff/0x530 [ 17.266146][ T251] ? exc_page_fault+0xee/0x100 [ 17.266149][ T251] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.266151][ T251] RIP: 0033:0x7f26516dc37d [ 17.266154][ T251] 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 [ 17.266156][ T251] RSP: 002b:00007ffd33cc6308 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 17.266159][ T251] RAX: ffffffffffffffda RBX: 0000558b632ad810 RCX: 00007f26516dc37d [ 17.266160][ T251] RDX: 0000000000000000 RSI: 0000558b262b4ffd RDI: 0000000000000000 [ 17.266161][ T251] RBP: 00007ffd33cc63a0 R08: 0000000000000000 R09: 0000000000000000 [ 17.266162][ T251] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558b262b4ffd [ 17.266163][ T251] R13: 0000558b632ad960 R14: 0000000000040000 R15: 0000000000000000 [ 17.266170][ T251]