[ 9.390585][ T170] netconsole: network logging started [ 9.390603][ T170] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.390605][ T170] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 170, name: modprobe [ 9.390607][ T170] preempt_count: 1, expected: 0 [ 9.390608][ T170] RCU nest depth: 0, expected: 0 [ 9.390609][ T170] locks held by modprobe/170: 4, last CPU#3: [ 9.390611][ T170] #0: ffffffff9a799cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.390624][ T170] #1: ffffffff9a799d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.390628][ T170] #2: ffffffff9a689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.390631][ T170] #3: ffffffff9a689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 9.390635][ T170] irq event stamp: 31924 [ 9.390636][ T170] hardirqs last enabled at (31923): [] __down_trylock_console_sem+0x86/0xa0 [ 9.390638][ T170] hardirqs last disabled at (31924): [] console_emit_next_record+0x3f8/0x4f0 [ 9.390640][ T170] softirqs last enabled at (23672): [] handle_softirqs+0x67c/0x900 [ 9.390643][ T170] softirqs last disabled at (23547): [] __irq_exit_rcu+0x145/0x1c0 [ 9.390646][ T170] Preemption disabled at: [ 9.390647][ T170] [] vprintk_emit+0x31b/0x3e0 [ 9.390652][ T170] CPU: 3 UID: 0 PID: 170 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.390656][ T170] Tainted: [W]=WARN [ 9.390657][ T170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.390658][ T170] Call Trace: [ 9.390660][ T170] [ 9.390661][ T170] dump_stack_lvl+0x6f/0xa0 [ 9.390667][ T170] ? vprintk_emit+0x31b/0x3e0 [ 9.390669][ T170] __might_resched.cold+0x1fe/0x2c1 [ 9.390674][ T170] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.390677][ T170] ? __kmalloc_noprof+0xdb/0x760 [ 9.390682][ T170] __kmalloc_noprof+0x443/0x760 [ 9.390684][ T170] ? alloc_buf.isra.0+0x4b/0x260 [ 9.390689][ T170] ? do_raw_spin_unlock+0x59/0x250 [ 9.390692][ T170] alloc_buf.isra.0+0x4b/0x260 [ 9.390695][ T170] put_chars+0x1e1/0x2f0 [ 9.390697][ T170] ? __send_to_port+0x420/0x420 [ 9.390700][ T170] ? validate_chain+0x38b/0xc20 [ 9.390705][ T170] hvc_console_print+0x292/0x780 [ 9.390712][ T170] ? hvc_write+0x3a0/0x3a0 [ 9.390714][ T170] ? rcu_is_watching+0x16/0xd0 [ 9.390718][ T170] ? lock_acquire+0x13c/0x160 [ 9.390721][ T170] console_emit_next_record+0x252/0x4f0 [ 9.390725][ T170] ? devkmsg_read+0x4e0/0x4e0 [ 9.390729][ T170] ? rcu_is_watching+0x16/0xd0 [ 9.390731][ T170] ? lock_acquire+0x13c/0x160 [ 9.390735][ T170] console_flush_one_record+0x46f/0x710 [ 9.390739][ T170] ? console_emit_next_record+0x4f0/0x4f0 [ 9.390740][ T170] ? __lock_acquire+0x518/0xc20 [ 9.390745][ T170] console_unlock+0xee/0x1f0 [ 9.390748][ T170] ? console_flush_one_record+0x710/0x710 [ 9.390749][ T170] ? rcu_is_watching+0x16/0xd0 [ 9.390751][ T170] ? lock_acquire+0x60/0x160 [ 9.390754][ T170] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.390756][ T170] ? vprintk_emit+0x320/0x3e0 [ 9.390759][ T170] vprintk_emit+0x37c/0x3e0 [ 9.390763][ T170] ? wake_up_klogd_work_func+0x90/0x90 [ 9.390764][ T170] ? find_held_lock+0x2b/0x80 [ 9.390768][ T170] ? __lock_release.isra.0+0x69/0x1a0 [ 9.390769][ T170] ? fast_dput+0x316/0x540 [ 9.390774][ T170] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 9.390778][ T170] _printk+0xc7/0x100 [ 9.390782][ T170] ? snapshot_read.cold+0x21/0x21 [ 9.390785][ T170] ? __up_write+0x2e5/0x5f0 [ 9.390788][ T170] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 9.390792][ T170] ? configfs_register_subsystem+0x340/0x570 [ 9.390796][ T170] init_netconsole+0x4a8/0x1000 [netconsole] [ 9.390800][ T170] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 9.390806][ T170] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 9.390809][ T170] do_one_initcall+0x124/0x4f0 [ 9.390813][ T170] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 9.390818][ T170] ? do_init_module+0xae/0x8a0 [ 9.390821][ T170] ? kasan_unpoison+0x44/0x70 [ 9.390827][ T170] do_init_module+0x2ad/0x8a0 [ 9.390830][ T170] ? lockdep_hardirqs_on+0x91/0x130 [ 9.390834][ T170] ? free_module+0x470/0x470 [ 9.390837][ T170] ? kfree+0x123/0x590 [ 9.390841][ T170] load_module+0x1424/0x1bb0 [ 9.390847][ T170] ? layout_and_allocate.isra.0+0x680/0x680 [ 9.390851][ T170] ? __ia32_sys_fsconfig+0x180/0x180 [ 9.390854][ T170] ? ovl_real_file+0x172/0x1e0 [ 9.390858][ T170] ? backing_file_read_iter+0x541/0x790 [ 9.390862][ T170] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.390866][ T170] init_module_from_file+0x11f/0x1a0 [ 9.390869][ T170] ? __do_sys_init_module+0x220/0x220 [ 9.390876][ T170] ? __rwlock_init+0x150/0x150 [ 9.390880][ T170] ? do_raw_spin_unlock+0x59/0x250 [ 9.390882][ T170] idempotent_init_module+0x37b/0x7c0 [ 9.390886][ T170] ? init_module_from_file+0x1a0/0x1a0 [ 9.390894][ T170] ? rcu_is_watching+0x16/0xd0 [ 9.390896][ T170] ? cap_capable+0x1d7/0x3d0 [ 9.390902][ T170] __x64_sys_finit_module+0xdf/0x190 [ 9.390904][ T170] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 9.390908][ T170] do_syscall_64+0xff/0x530 [ 9.390910][ T170] ? exc_page_fault+0xee/0x100 [ 9.390913][ T170] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.390915][ T170] RIP: 0033:0x7f33437a537d [ 9.390918][ T170] 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 [ 9.390920][ T170] RSP: 002b:00007ffda0734268 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 9.390923][ T170] RAX: ffffffffffffffda RBX: 0000556625e28700 RCX: 00007f33437a537d [ 9.390925][ T170] RDX: 0000000000000000 RSI: 00005565fca22ffd RDI: 0000000000000005 [ 9.390925][ T170] RBP: 00007ffda0734300 R08: 0000000000000000 R09: 0000000000000000 [ 9.390926][ T170] R10: 0000000000000000 R11: 0000000000000246 R12: 00005565fca22ffd [ 9.390927][ T170] R13: 0000556625e28810 R14: 0000000000040000 R15: 0000000000000000 [ 9.390934][ T170] [ 9.731716][ T184] ip (184) used greatest stack depth: 24432 bytes left [ 9.875104][ T91] netdevsim netdevsim718 eni718np1: renamed from eth0 [ 9.894010][ T88] netdevsim netdevsim442 eni442np1: renamed from eth1 [ 10.491729][ T158] printk: console [netcon_ext0] enabled [ 10.491782][ T158] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.491785][ T158] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 158, name: bash [ 10.491786][ T158] preempt_count: 1, expected: 0 [ 10.491788][ T158] RCU nest depth: 0, expected: 0 [ 10.491789][ T158] locks held by bash/158: 9, last CPU#0: [ 10.491791][ T158] #0: ff11000009ecc430 (sb_writers#9){.+.+}-{0:0}, at: ksys_write+0x116/0x250 [ 10.491806][ T158] #1: ff11000009f08d80 (&buffer->mutex){+.+.}-{4:4}, at: configfs_write_iter+0x71/0x4b0 [ 10.491813][ T158] #2: ff1100000e4a46b0 (&p->frag_sem){.+.+}-{4:4}, at: configfs_write_iter+0x1db/0x4b0 [ 10.491817][ T158] #3: ffffffffc0125880 (dynamic_netconsole_mutex){+.+.}-{4:4}, at: enabled_store+0xa0/0x750 [netconsole] [ 10.491824][ T158] #4: ffffffff9a79a240 (console_mutex){+.+.}-{4:4}, at: register_console+0xe6/0xb60 [ 10.491830][ T158] #5: ffffffff9a799cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.491834][ T158] #6: ffffffff9a799d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.491838][ T158] #7: ffffffff9a689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.491842][ T158] #8: ffffffff9a689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 10.491847][ T158] irq event stamp: 138006 [ 10.491849][ T158] hardirqs last enabled at (138005): [] __down_trylock_console_sem+0x86/0xa0 [ 10.491852][ T158] hardirqs last disabled at (138006): [] console_emit_next_record+0x3f8/0x4f0 [ 10.491854][ T158] softirqs last enabled at (137912): [] handle_softirqs+0x67c/0x900 [ 10.491858][ T158] softirqs last disabled at (137903): [] __irq_exit_rcu+0x145/0x1c0 [ 10.491861][ T158] Preemption disabled at: [ 10.491861][ T158] [] vprintk_emit+0x31b/0x3e0 [ 10.491868][ T158] CPU: 0 UID: 0 PID: 158 Comm: bash Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.491871][ T158] Tainted: [W]=WARN [ 10.491873][ T158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.491875][ T158] Call Trace: [ 10.491877][ T158] [ 10.491879][ T158] dump_stack_lvl+0x6f/0xa0 [ 10.491885][ T158] ? vprintk_emit+0x31b/0x3e0 [ 10.491887][ T158] __might_resched.cold+0x1fe/0x2c1 [ 10.491895][ T158] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.491899][ T158] ? __kmalloc_noprof+0xdb/0x760 [ 10.491904][ T158] __kmalloc_noprof+0x443/0x760 [ 10.491906][ T158] ? alloc_buf.isra.0+0x4b/0x260 [ 10.491912][ T158] ? do_raw_spin_unlock+0x59/0x250 [ 10.491915][ T158] alloc_buf.isra.0+0x4b/0x260 [ 10.491918][ T158] put_chars+0x1e1/0x2f0 [ 10.491921][ T158] ? __send_to_port+0x420/0x420 [ 10.491925][ T158] ? validate_chain+0x34a/0xc20 [ 10.491930][ T158] hvc_console_print+0x292/0x780 [ 10.491932][ T158] ? __lock_acquire+0x518/0xc20 [ 10.491934][ T158] ? __lock_acquire+0x518/0xc20 [ 10.491938][ T158] ? hvc_write+0x3a0/0x3a0 [ 10.491942][ T158] ? rcu_is_watching+0x16/0xd0 [ 10.491945][ T158] ? lock_acquire+0x13c/0x160 [ 10.491949][ T158] console_emit_next_record+0x252/0x4f0 [ 10.491953][ T158] ? devkmsg_read+0x4e0/0x4e0 [ 10.491958][ T158] ? rcu_is_watching+0x16/0xd0 [ 10.491960][ T158] ? lock_acquire+0x13c/0x160 [ 10.491964][ T158] console_flush_one_record+0x46f/0x710 [ 10.491968][ T158] ? console_emit_next_record+0x4f0/0x4f0 [ 10.491970][ T158] ? __lock_acquire+0x518/0xc20 [ 10.491975][ T158] console_unlock+0xee/0x1f0 [ 10.491978][ T158] ? console_flush_one_record+0x710/0x710 [ 10.491980][ T158] ? rcu_is_watching+0x16/0xd0 [ 10.491982][ T158] ? lock_acquire+0x60/0x160 [ 10.491986][ T158] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.491987][ T158] ? vprintk_emit+0x320/0x3e0 [ 10.491991][ T158] vprintk_emit+0x37c/0x3e0 [ 10.491995][ T158] ? wake_up_klogd_work_func+0x90/0x90 [ 10.492001][ T158] _printk+0xc7/0x100 [ 10.492005][ T158] ? snapshot_read.cold+0x21/0x21 [ 10.492006][ T158] ? preempt_schedule_common+0x3e/0xc0 [ 10.492010][ T158] ? preempt_schedule_thunk+0x16/0x30 [ 10.492018][ T158] register_console+0x8a0/0xb60 [ 10.492021][ T158] ? get_init_console_seq.constprop.0.isra.0+0x290/0x290 [ 10.492024][ T158] ? rcu_is_watching+0x16/0xd0 [ 10.492029][ T158] enabled_store+0x623/0x750 [netconsole] [ 10.492035][ T158] ? __kasan_kmalloc+0x7b/0x90 [ 10.492039][ T158] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 10.492041][ T158] ? down_write_killable_nested+0x270/0x270 [ 10.492044][ T158] ? __kmalloc_cache_noprof+0x241/0x620 [ 10.492046][ T158] ? configfs_write_iter+0x336/0x4b0 [ 10.492050][ T158] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 10.492052][ T158] configfs_write_iter+0x2c0/0x4b0 [ 10.492055][ T158] ? configfs_bin_write_iter+0x530/0x530 [ 10.492058][ T158] new_sync_write+0x33e/0x760 [ 10.492061][ T158] ? __lock_acquire+0x518/0xc20 [ 10.492064][ T158] ? new_sync_read+0x750/0x750 [ 10.492067][ T158] ? lock_acquire.part.0+0xd4/0x280 [ 10.492069][ T158] ? ksys_write+0x116/0x250 [ 10.492075][ T158] vfs_write+0x6a2/0xbd0 [ 10.492080][ T158] ksys_write+0x116/0x250 [ 10.492083][ T158] ? __ia32_sys_read+0xc0/0xc0 [ 10.492084][ T158] ? do_raw_spin_unlock+0x59/0x250 [ 10.492087][ T158] ? rcu_is_watching+0x16/0xd0 [ 10.492091][ T158] do_syscall_64+0xff/0x530 [ 10.492093][ T158] ? exc_page_fault+0xee/0x100 [ 10.492097][ T158] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.492099][ T158] RIP: 0033:0x7f953b02654e [ 10.492103][ T158] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 10.492105][ T158] RSP: 002b:00007fff91d9b5d0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 10.492108][ T158] RAX: ffffffffffffffda RBX: 00007f953b1a7580 RCX: 00007f953b02654e [ 10.492110][ T158] RDX: 0000000000000002 RSI: 0000561a835820f0 RDI: 0000000000000001 [ 10.492111][ T158] RBP: 00007fff91d9b5e0 R08: 0000000000000000 R09: 0000000000000000 [ 10.492112][ T158] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 10.492113][ T158] R13: 0000000000000002 R14: 0000561a835820f0 R15: 0000000000000000 [ 10.492120][ T158] [ 10.515001][ T158] netconsole: netconsole: local port 6665 [ 10.515402][ T158] netconsole: netconsole: local IPv4 address 192.0.2.1 [ 10.515674][ T158] netconsole: netconsole: interface name 'eni442np1' [ 10.515939][ T158] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 10.516248][ T158] netconsole: netconsole: remote port 6666 [ 10.516503][ T158] netconsole: netconsole: remote IPv4 address 192.0.2.2 [ 10.516756][ T158] netconsole: netconsole: remote ethernet address 22:0b:53:6a:f9:4b [ 10.530910][ T158] netconsole: network logging started [ 16.593840][ T158] printk: console [netcon_ext0] disabled [ 16.593908][ T158] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.593911][ T158] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 158, name: bash [ 16.593913][ T158] preempt_count: 1, expected: 0 [ 16.593914][ T158] RCU nest depth: 0, expected: 0 [ 16.593915][ T158] locks held by bash/158: 9, last CPU#3: [ 16.593917][ T158] #0: ff11000009ecc430 (sb_writers#9){.+.+}-{0:0}, at: ksys_write+0x116/0x250 [ 16.593932][ T158] #1: ff1100000d746b80 (&buffer->mutex){+.+.}-{4:4}, at: configfs_write_iter+0x71/0x4b0 [ 16.593939][ T158] #2: ff1100000e4a46b0 (&p->frag_sem){.+.+}-{4:4}, at: configfs_write_iter+0x1db/0x4b0 [ 16.593943][ T158] #3: ffffffffc0125880 (dynamic_netconsole_mutex){+.+.}-{4:4}, at: enabled_store+0xa0/0x750 [netconsole] [ 16.593950][ T158] #4: ffffffff9a79a240 (console_mutex){+.+.}-{4:4}, at: unregister_console+0x16/0x40 [ 16.593957][ T158] #5: ffffffff9a799cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.593961][ T158] #6: ffffffff9a799d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.593965][ T158] #7: ffffffff9a689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.593969][ T158] #8: ffffffff9a689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 16.593974][ T158] irq event stamp: 618818 [ 16.593976][ T158] hardirqs last enabled at (618817): [] __down_trylock_console_sem+0x86/0xa0 [ 16.593978][ T158] hardirqs last disabled at (618818): [] console_emit_next_record+0x3f8/0x4f0 [ 16.593980][ T158] softirqs last enabled at (618814): [] handle_softirqs+0x67c/0x900 [ 16.593984][ T158] softirqs last disabled at (618805): [] __irq_exit_rcu+0x145/0x1c0 [ 16.593987][ T158] Preemption disabled at: [ 16.593988][ T158] [] vprintk_emit+0x31b/0x3e0 [ 16.593994][ T158] CPU: 3 UID: 0 PID: 158 Comm: bash Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.593998][ T158] Tainted: [W]=WARN [ 16.593999][ T158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.594001][ T158] Call Trace: [ 16.594003][ T158] [ 16.594005][ T158] dump_stack_lvl+0x6f/0xa0 [ 16.594010][ T158] ? vprintk_emit+0x31b/0x3e0 [ 16.594013][ T158] __might_resched.cold+0x1fe/0x2c1 [ 16.594017][ T158] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.594021][ T158] ? __kmalloc_noprof+0xdb/0x760 [ 16.594025][ T158] __kmalloc_noprof+0x443/0x760 [ 16.594028][ T158] ? alloc_buf.isra.0+0x4b/0x260 [ 16.594033][ T158] ? do_raw_spin_unlock+0x59/0x250 [ 16.594036][ T158] alloc_buf.isra.0+0x4b/0x260 [ 16.594040][ T158] put_chars+0x1e1/0x2f0 [ 16.594043][ T158] ? __send_to_port+0x420/0x420 [ 16.594046][ T158] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.594049][ T158] ? validate_chain+0x38b/0xc20 [ 16.594058][ T158] hvc_console_print+0x292/0x780 [ 16.594061][ T158] ? __lock_acquire+0x518/0xc20 [ 16.594062][ T158] ? __lock_acquire+0x518/0xc20 [ 16.594067][ T158] ? hvc_write+0x3a0/0x3a0 [ 16.594069][ T158] ? console_emit_next_record+0x202/0x4f0 [ 16.594072][ T158] ? rcu_is_watching+0x16/0xd0 [ 16.594075][ T158] ? lock_acquire+0x13c/0x160 [ 16.594079][ T158] console_emit_next_record+0x252/0x4f0 [ 16.594083][ T158] ? devkmsg_read+0x4e0/0x4e0 [ 16.594088][ T158] ? rcu_is_watching+0x16/0xd0 [ 16.594090][ T158] ? lock_acquire+0x13c/0x160 [ 16.594094][ T158] console_flush_one_record+0x46f/0x710 [ 16.594099][ T158] ? console_emit_next_record+0x4f0/0x4f0 [ 16.594100][ T158] ? __lock_acquire+0x518/0xc20 [ 16.594106][ T158] console_unlock+0xee/0x1f0 [ 16.594109][ T158] ? console_flush_one_record+0x710/0x710 [ 16.594111][ T158] ? rcu_is_watching+0x16/0xd0 [ 16.594113][ T158] ? lock_acquire+0x60/0x160 [ 16.594117][ T158] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.594118][ T158] ? vprintk_emit+0x320/0x3e0 [ 16.594122][ T158] vprintk_emit+0x37c/0x3e0 [ 16.594126][ T158] ? wake_up_klogd_work_func+0x90/0x90 [ 16.594129][ T158] ? lock_acquire+0x13c/0x160 [ 16.594130][ T158] ? rcu_is_watching+0x16/0xd0 [ 16.594132][ T158] ? rcu_is_watching+0x16/0xd0 [ 16.594136][ T158] _printk+0xc7/0x100 [ 16.594140][ T158] ? snapshot_read.cold+0x21/0x21 [ 16.594143][ T158] ? find_held_lock+0x2b/0x80 [ 16.594147][ T158] ? ww_mutex_lock+0x160/0x160 [ 16.594150][ T158] ? __lock_release.isra.0+0x69/0x1a0 [ 16.594155][ T158] unregister_console_locked.cold+0x88/0x6f7 [ 16.594160][ T158] ? console_suspend+0x150/0x150 [ 16.594166][ T158] ? console_list_lock+0x4c/0x60 [ 16.594167][ T158] unregister_console+0x1f/0x40 [ 16.594170][ T158] enabled_store+0x5b0/0x750 [netconsole] [ 16.594172][ T158] ? __kasan_kmalloc+0x7b/0x90 [ 16.594176][ T158] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 16.594178][ T158] ? down_write_killable_nested+0x270/0x270 [ 16.594180][ T158] ? __kmalloc_cache_noprof+0x240/0x620 [ 16.594183][ T158] ? configfs_write_iter+0x336/0x4b0 [ 16.594187][ T158] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 16.594189][ T158] configfs_write_iter+0x2c0/0x4b0 [ 16.594192][ T158] ? configfs_bin_write_iter+0x530/0x530 [ 16.594195][ T158] new_sync_write+0x33e/0x760 [ 16.594198][ T158] ? __lock_acquire+0x518/0xc20 [ 16.594201][ T158] ? new_sync_read+0x750/0x750 [ 16.594204][ T158] ? lock_acquire.part.0+0xd4/0x280 [ 16.594206][ T158] ? ksys_write+0x116/0x250 [ 16.594213][ T158] vfs_write+0x6a2/0xbd0 [ 16.594218][ T158] ksys_write+0x116/0x250 [ 16.594221][ T158] ? __ia32_sys_read+0xc0/0xc0 [ 16.594223][ T158] ? rcu_is_watching+0x16/0xd0 [ 16.594225][ T158] ? rcu_is_watching+0x16/0xd0 [ 16.594229][ T158] do_syscall_64+0xff/0x530 [ 16.594232][ T158] ? exc_page_fault+0xee/0x100 [ 16.594235][ T158] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.594238][ T158] RIP: 0033:0x7f953b02654e [ 16.594241][ T158] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 16.594244][ T158] RSP: 002b:00007fff91d9ab50 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 16.594247][ T158] RAX: ffffffffffffffda RBX: 00007f953b1a7580 RCX: 00007f953b02654e [ 16.594248][ T158] RDX: 0000000000000002 RSI: 0000561a835820f0 RDI: 0000000000000001 [ 16.594249][ T158] RBP: 00007fff91d9ab60 R08: 0000000000000000 R09: 0000000000000000 [ 16.594250][ T158] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 16.594251][ T158] R13: 0000000000000002 R14: 0000561a835820f0 R15: 0000000000000000 [ 16.594259][ T158]