[ 4135.591308][T15651] pktgen: Packet Generator for packet performance testing. Version: 2.75
[ 4302.414210][ T44] INFO: task modprobe:15651 blocked for more than 122 seconds.
[ 4302.415221][ T44] Not tainted 6.18.0-rc3-virtme #1
[ 4302.415664][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 4302.416303][ T44] task:modprobe state:D stack:25760 pid:15651 tgid:15651 ppid:1 task_flags:0x400100 flags:0x00080003
[ 4302.417150][ T44] Call Trace:
[ 4302.417471][ T44]
[ 4302.417691][ T44] __schedule+0x880/0x1b10
[ 4302.418118][ T44] ? io_schedule_timeout+0x150/0x150
[ 4302.418532][ T44] ? schedule+0x1ee/0x270
[ 4302.418827][ T44] ? __lock_release+0x5d/0x170
[ 4302.419237][ T44] schedule+0xe2/0x270
[ 4302.419537][ T44] schedule_preempt_disabled+0x18/0x30
[ 4302.419913][ T44] rwsem_down_write_slowpath+0x3c5/0xc60
[ 4302.420329][ T44] ? __lock_acquire+0x449/0x7e0
[ 4302.420710][ T44] ? rwsem_down_read_slowpath+0xd80/0xd80
[ 4302.421122][ T44] ? rcu_is_watching+0x12/0xb0
[ 4302.421509][ T44] ? lock_acquire+0x104/0x160
[ 4302.421884][ T44] ? register_pernet_subsys+0x1a/0x40
[ 4302.422299][ T44] down_write+0x1d6/0x200
[ 4302.422601][ T44] ? rwsem_down_write_slowpath+0xc60/0xc60
[ 4302.423094][ T44] ? find_held_lock+0x2b/0x80
[ 4302.423482][ T44] ? __create_object+0x5e/0xb0
[ 4302.423873][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4302.424280][ T44] register_pernet_subsys+0x1a/0x40
[ 4302.424667][ T44] pg_init+0x2c/0x1000 [pktgen]
[ 4302.425066][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4302.425462][ T44] do_one_initcall+0x8c/0x1d0
[ 4302.425862][ T44] ? trace_initcall_start+0x130/0x130
[ 4302.426262][ T44] ? rcu_is_watching+0x12/0xb0
[ 4302.426645][ T44] ? trace_kmalloc+0x26/0xd0
[ 4302.427690][ T44] ? __kmalloc_cache_noprof+0x2e4/0x690
[ 4302.428093][ T44] ? debug_objects_oom+0x160/0x160
[ 4302.428480][ T44] ? kasan_unpoison+0x27/0x50
[ 4302.428864][ T44] ? __asan_register_globals+0x5d/0x70
[ 4302.429278][ T44] do_init_module+0x27a/0x860
[ 4302.429674][ T44] ? free_module+0x2f0/0x2f0
[ 4302.430069][ T44] ? kfree+0x21d/0x540
[ 4302.430363][ T44] ? load_module+0x20c5/0x2dd0
[ 4302.430755][ T44] load_module+0x1f40/0x2dd0
[ 4302.431170][ T44] ? layout_and_allocate.constprop.0+0x630/0x630
[ 4302.431639][ T44] ? kernel_read_file+0x3ed/0x550
[ 4302.432039][ T44] ? kernel_read_file+0x3c8/0x550
[ 4302.432437][ T44] ? __ia32_sys_fsconfig+0x150/0x150
[ 4302.432831][ T44] ? init_module_from_file+0xe9/0x150
[ 4302.433224][ T44] init_module_from_file+0xe9/0x150
[ 4302.433606][ T44] ? __do_sys_init_module+0x1e0/0x1e0
[ 4302.434028][ T44] ? idempotent_init_module+0x316/0x610
[ 4302.434408][ T44] ? __lock_release+0x5d/0x170
[ 4302.434793][ T44] ? do_raw_spin_unlock+0x58/0x220
[ 4302.435202][ T44] idempotent_init_module+0x331/0x610
[ 4302.435602][ T44] ? init_module_from_file+0x150/0x150
[ 4302.436000][ T44] ? cap_capable+0x94/0x230
[ 4302.436408][ T44] __x64_sys_finit_module+0xca/0x150
[ 4302.436782][ T44] ? do_syscall_64+0x85/0xfd0
[ 4302.437190][ T44] do_syscall_64+0xc1/0xfd0
[ 4302.437575][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 4302.438065][ T44] RIP: 0033:0x7fdcc8b3392d
[ 4302.438467][ T44] RSP: 002b:00007ffefe625e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 4302.439047][ T44] RAX: ffffffffffffffda RBX: 000055eab8abeac0 RCX: 00007fdcc8b3392d
[ 4302.439613][ T44] RDX: 0000000000000000 RSI: 000055ea85d96a2a RDI: 0000000000000005
[ 4302.440190][ T44] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffefe625f40
[ 4302.440760][ T44] R10: 0000000000000005 R11: 0000000000000246 R12: 000055ea85d96a2a
[ 4302.441334][ T44] R13: 000055eab8abeb60 R14: 000055eab8abeda0 R15: 0000000000000000
[ 4302.441929][ T44]
[ 4302.442249][ T44] INFO: task modprobe:15651 blocked on an rw-semaphore likely owned by task kworker/u16:0:12
[ 4302.443054][ T44] task:kworker/u16:0 state:R running task stack:25600 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 4302.443952][ T44] Workqueue: netns cleanup_net
[ 4302.444358][ T44] Call Trace:
[ 4302.444656][ T44]
[ 4302.444876][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 4302.445280][ T44] ? __mutex_handoff+0x2b0/0x2b0
[ 4302.445684][ T44] ? rcu_is_watching+0x12/0xb0
[ 4302.446088][ T44] ? rcu_is_watching+0x12/0xb0
[ 4302.446474][ T44] ? trace_contention_end+0xd8/0x140
[ 4302.446855][ T44] ? __mutex_lock+0x19f/0x1190
[ 4302.447250][ T44] ? trace_sched_exit_tp+0xcd/0x130
[ 4302.447635][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4302.448145][ T44] ? ww_mutex_lock+0x160/0x160
[ 4302.448569][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4302.449073][ T44] ? __nf_conntrack_hash_insert+0x200/0x200 [nf_conntrack]
[ 4302.449656][ T44] ? nf_conntrack_cleanup_net_list+0x19a/0x4b0 [nf_conntrack]
[ 4302.450252][ T44] ? nf_conntrack_cleanup_net_list+0x10e/0x4b0 [nf_conntrack]
[ 4302.450833][ T44] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 4302.451354][ T44] ? nf_conntrack_pernet_exit+0xa5/0x140 [nf_conntrack]
[ 4302.451839][ T44] ? _raw_spin_unlock+0x2d/0x50
[ 4302.452240][ T44] ? ops_undo_list+0x2bf/0x890
[ 4302.452634][ T44] ? rtnl_net_dumpid_one+0x270/0x270
[ 4302.453021][ T44] ? cleanup_net+0x2d6/0x8b0
[ 4302.453424][ T44] ? cleanup_net+0x3b2/0x8b0
[ 4302.453807][ T44] ? net_passive_dec+0x190/0x190
[ 4302.454207][ T44] ? rcu_is_watching+0x12/0xb0
[ 4302.454603][ T44] ? process_one_work+0xe35/0x1650
[ 4302.455006][ T44] ? pwq_dec_nr_in_flight+0x550/0x550
[ 4302.455426][ T44] ? assign_work+0x168/0x240
[ 4302.455812][ T44] ? worker_thread+0x591/0xcf0
[ 4302.456220][ T44] ? rescuer_thread+0xd10/0xd10
[ 4302.456601][ T44] ? kthread+0x37b/0x5f0
[ 4302.456895][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4302.457296][ T44] ? ret_from_fork+0x1b/0x270
[ 4302.457677][ T44] ? __lock_release+0x5d/0x170
[ 4302.458070][ T44] ? rcu_is_watching+0x12/0xb0
[ 4302.458450][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4302.458832][ T44] ? ret_from_fork+0x1db/0x270
[ 4302.459222][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4302.459600][ T44] ? ret_from_fork_asm+0x11/0x20
[ 4302.460005][ T44]
[ 4302.460332][ T44]
[ 4302.460332][ T44] Showing all locks held in the system:
[ 4302.460869][ T44] 4 locks held by kworker/u16:0/12:
[ 4302.461361][ T44] 1 lock held by khungtaskd/44:
[ 4302.461734][ T44] #0: ffffffffb67881c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 4302.462413][ T44] 1 lock held by modprobe/15651:
[ 4302.462779][ T44] #0: ffffffffb6e7fb90 (pernet_ops_rwsem){++++}-{4:4}, at: register_pernet_subsys+0x1a/0x40
[ 4302.463512][ T44]
[ 4302.463711][ T44] =============================================
[ 4302.463711][ T44]
[ 4425.295125][ T44] INFO: task modprobe:15651 blocked for more than 245 seconds.
[ 4425.295606][ T44] Not tainted 6.18.0-rc3-virtme #1
[ 4425.295832][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 4425.296243][ T44] task:modprobe state:D stack:25760 pid:15651 tgid:15651 ppid:1 task_flags:0x400100 flags:0x00080003
[ 4425.296773][ T44] Call Trace:
[ 4425.296962][ T44]
[ 4425.297109][ T44] __schedule+0x880/0x1b10
[ 4425.297367][ T44] ? io_schedule_timeout+0x150/0x150
[ 4425.297617][ T44] ? schedule+0x1ee/0x270
[ 4425.297796][ T44] ? __lock_release+0x5d/0x170
[ 4425.298088][ T44] schedule+0xe2/0x270
[ 4425.298285][ T44] schedule_preempt_disabled+0x18/0x30
[ 4425.298520][ T44] rwsem_down_write_slowpath+0x3c5/0xc60
[ 4425.298766][ T44] ? __lock_acquire+0x449/0x7e0
[ 4425.299003][ T44] ? rwsem_down_read_slowpath+0xd80/0xd80
[ 4425.299266][ T44] ? rcu_is_watching+0x12/0xb0
[ 4425.299506][ T44] ? lock_acquire+0x104/0x160
[ 4425.299743][ T44] ? register_pernet_subsys+0x1a/0x40
[ 4425.300004][ T44] down_write+0x1d6/0x200
[ 4425.300199][ T44] ? rwsem_down_write_slowpath+0xc60/0xc60
[ 4425.300485][ T44] ? find_held_lock+0x2b/0x80
[ 4425.300727][ T44] ? __create_object+0x5e/0xb0
[ 4425.300969][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4425.301223][ T44] register_pernet_subsys+0x1a/0x40
[ 4425.301463][ T44] pg_init+0x2c/0x1000 [pktgen]
[ 4425.301716][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4425.301955][ T44] do_one_initcall+0x8c/0x1d0
[ 4425.302208][ T44] ? trace_initcall_start+0x130/0x130
[ 4425.302446][ T44] ? rcu_is_watching+0x12/0xb0
[ 4425.302682][ T44] ? trace_kmalloc+0x26/0xd0
[ 4425.302919][ T44] ? __kmalloc_cache_noprof+0x2e4/0x690
[ 4425.303169][ T44] ? debug_objects_oom+0x160/0x160
[ 4425.303420][ T44] ? kasan_unpoison+0x27/0x50
[ 4425.303659][ T44] ? __asan_register_globals+0x5d/0x70
[ 4425.303897][ T44] do_init_module+0x27a/0x860
[ 4425.304152][ T44] ? free_module+0x2f0/0x2f0
[ 4425.304388][ T44] ? kfree+0x21d/0x540
[ 4425.304569][ T44] ? load_module+0x20c5/0x2dd0
[ 4425.304823][ T44] load_module+0x1f40/0x2dd0
[ 4425.305079][ T44] ? layout_and_allocate.constprop.0+0x630/0x630
[ 4425.305384][ T44] ? kernel_read_file+0x3ed/0x550
[ 4425.305625][ T44] ? kernel_read_file+0x3c8/0x550
[ 4425.305864][ T44] ? __ia32_sys_fsconfig+0x150/0x150
[ 4425.306116][ T44] ? init_module_from_file+0xe9/0x150
[ 4425.306351][ T44] init_module_from_file+0xe9/0x150
[ 4425.306587][ T44] ? __do_sys_init_module+0x1e0/0x1e0
[ 4425.306838][ T44] ? idempotent_init_module+0x316/0x610
[ 4425.307087][ T44] ? __lock_release+0x5d/0x170
[ 4425.307325][ T44] ? do_raw_spin_unlock+0x58/0x220
[ 4425.307564][ T44] idempotent_init_module+0x331/0x610
[ 4425.307800][ T44] ? init_module_from_file+0x150/0x150
[ 4425.308056][ T44] ? cap_capable+0x94/0x230
[ 4425.308299][ T44] __x64_sys_finit_module+0xca/0x150
[ 4425.308540][ T44] ? do_syscall_64+0x85/0xfd0
[ 4425.308782][ T44] do_syscall_64+0xc1/0xfd0
[ 4425.309027][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 4425.309320][ T44] RIP: 0033:0x7fdcc8b3392d
[ 4425.309566][ T44] RSP: 002b:00007ffefe625e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 4425.309916][ T44] RAX: ffffffffffffffda RBX: 000055eab8abeac0 RCX: 00007fdcc8b3392d
[ 4425.310278][ T44] RDX: 0000000000000000 RSI: 000055ea85d96a2a RDI: 0000000000000005
[ 4425.310627][ T44] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffefe625f40
[ 4425.310973][ T44] R10: 0000000000000005 R11: 0000000000000246 R12: 000055ea85d96a2a
[ 4425.311324][ T44] R13: 000055eab8abeb60 R14: 000055eab8abeda0 R15: 0000000000000000
[ 4425.311686][ T44]
[ 4425.311875][ T44] INFO: task modprobe:15651 blocked on an rw-semaphore likely owned by task kworker/u16:0:12
[ 4425.312365][ T44] task:kworker/u16:0 state:R running task stack:25600 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 4425.312919][ T44] Workqueue: netns cleanup_net
[ 4425.313166][ T44] Call Trace:
[ 4425.313348][ T44]
[ 4425.313484][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 4425.313721][ T44] ? __mutex_handoff+0x2b0/0x2b0
[ 4425.313953][ T44] ? rcu_is_watching+0x12/0xb0
[ 4425.314200][ T44] ? rcu_is_watching+0x12/0xb0
[ 4425.314432][ T44] ? trace_contention_end+0xd8/0x140
[ 4425.314672][ T44] ? __mutex_lock+0x19f/0x1190
[ 4425.314912][ T44] ? trace_sched_exit_tp+0xcd/0x130
[ 4425.315166][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4425.315472][ T44] ? ww_mutex_lock+0x160/0x160
[ 4425.315718][ T44] ? lock_is_held_type+0x6e/0x140
[ 4425.315954][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4425.316257][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4425.316553][ T44] ? __nf_conntrack_hash_insert+0x200/0x200 [nf_conntrack]
[ 4425.316921][ T44] ? nf_conntrack_cleanup_net_list+0x19a/0x4b0 [nf_conntrack]
[ 4425.317282][ T44] ? nf_conntrack_cleanup_net_list+0x10e/0x4b0 [nf_conntrack]
[ 4425.317636][ T44] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 4425.317936][ T44] ? nf_conntrack_pernet_exit+0xa5/0x140 [nf_conntrack]
[ 4425.318242][ T44] ? _raw_spin_unlock+0x2d/0x50
[ 4425.318480][ T44] ? ops_undo_list+0x2bf/0x890
[ 4425.318727][ T44] ? rtnl_net_dumpid_one+0x270/0x270
[ 4425.318961][ T44] ? cleanup_net+0x2d6/0x8b0
[ 4425.319220][ T44] ? cleanup_net+0x3b2/0x8b0
[ 4425.319456][ T44] ? net_passive_dec+0x190/0x190
[ 4425.319699][ T44] ? rcu_is_watching+0x12/0xb0
[ 4425.319935][ T44] ? process_one_work+0xe35/0x1650
[ 4425.320189][ T44] ? pwq_dec_nr_in_flight+0x550/0x550
[ 4425.320442][ T44] ? assign_work+0x168/0x240
[ 4425.320686][ T44] ? worker_thread+0x591/0xcf0
[ 4425.320930][ T44] ? rescuer_thread+0xd10/0xd10
[ 4425.321180][ T44] ? kthread+0x37b/0x5f0
[ 4425.321364][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4425.321597][ T44] ? ret_from_fork+0x1b/0x270
[ 4425.321834][ T44] ? __lock_release+0x5d/0x170
[ 4425.322079][ T44] ? rcu_is_watching+0x12/0xb0
[ 4425.322321][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4425.322557][ T44] ? ret_from_fork+0x1db/0x270
[ 4425.322788][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4425.323034][ T44] ? ret_from_fork_asm+0x11/0x20
[ 4425.323287][ T44]
[ 4425.323482][ T44]
[ 4425.323482][ T44] Showing all locks held in the system:
[ 4425.323807][ T44] 4 locks held by kworker/u16:0/12:
[ 4425.324197][ T44] 1 lock held by khungtaskd/44:
[ 4425.324425][ T44] #0: ffffffffb67881c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 4425.324847][ T44] 1 lock held by modprobe/15651:
[ 4425.325083][ T44] #0: ffffffffb6e7fb90 (pernet_ops_rwsem){++++}-{4:4}, at: register_pernet_subsys+0x1a/0x40
[ 4425.325522][ T44]
[ 4425.325642][ T44] =============================================
[ 4425.325642][ T44]
[ 4548.175157][ T44] INFO: task modprobe:15651 blocked for more than 368 seconds.
[ 4548.175708][ T44] Not tainted 6.18.0-rc3-virtme #1
[ 4548.175944][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 4548.176392][ T44] task:modprobe state:D stack:25760 pid:15651 tgid:15651 ppid:1 task_flags:0x400100 flags:0x00080003
[ 4548.176925][ T44] Call Trace:
[ 4548.177125][ T44]
[ 4548.177263][ T44] __schedule+0x880/0x1b10
[ 4548.177519][ T44] ? io_schedule_timeout+0x150/0x150
[ 4548.177784][ T44] ? schedule+0x1ee/0x270
[ 4548.177965][ T44] ? __lock_release+0x5d/0x170
[ 4548.178219][ T44] schedule+0xe2/0x270
[ 4548.178406][ T44] schedule_preempt_disabled+0x18/0x30
[ 4548.178642][ T44] rwsem_down_write_slowpath+0x3c5/0xc60
[ 4548.178879][ T44] ? __lock_acquire+0x449/0x7e0
[ 4548.179126][ T44] ? rwsem_down_read_slowpath+0xd80/0xd80
[ 4548.179383][ T44] ? rcu_is_watching+0x12/0xb0
[ 4548.179621][ T44] ? lock_acquire+0x104/0x160
[ 4548.179852][ T44] ? register_pernet_subsys+0x1a/0x40
[ 4548.180107][ T44] down_write+0x1d6/0x200
[ 4548.180290][ T44] ? rwsem_down_write_slowpath+0xc60/0xc60
[ 4548.180577][ T44] ? find_held_lock+0x2b/0x80
[ 4548.180814][ T44] ? __create_object+0x5e/0xb0
[ 4548.181066][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4548.181317][ T44] register_pernet_subsys+0x1a/0x40
[ 4548.181554][ T44] pg_init+0x2c/0x1000 [pktgen]
[ 4548.181791][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4548.182036][ T44] do_one_initcall+0x8c/0x1d0
[ 4548.182273][ T44] ? trace_initcall_start+0x130/0x130
[ 4548.182506][ T44] ? rcu_is_watching+0x12/0xb0
[ 4548.182742][ T44] ? trace_kmalloc+0x26/0xd0
[ 4548.182983][ T44] ? __kmalloc_cache_noprof+0x2e4/0x690
[ 4548.183226][ T44] ? debug_objects_oom+0x160/0x160
[ 4548.183461][ T44] ? kasan_unpoison+0x27/0x50
[ 4548.183695][ T44] ? __asan_register_globals+0x5d/0x70
[ 4548.183931][ T44] do_init_module+0x27a/0x860
[ 4548.184207][ T44] ? free_module+0x2f0/0x2f0
[ 4548.184443][ T44] ? kfree+0x21d/0x540
[ 4548.184634][ T44] ? load_module+0x20c5/0x2dd0
[ 4548.184873][ T44] load_module+0x1f40/0x2dd0
[ 4548.185129][ T44] ? layout_and_allocate.constprop.0+0x630/0x630
[ 4548.185421][ T44] ? kernel_read_file+0x3ed/0x550
[ 4548.185660][ T44] ? kernel_read_file+0x3c8/0x550
[ 4548.185898][ T44] ? __ia32_sys_fsconfig+0x150/0x150
[ 4548.186149][ T44] ? init_module_from_file+0xe9/0x150
[ 4548.186390][ T44] init_module_from_file+0xe9/0x150
[ 4548.186626][ T44] ? __do_sys_init_module+0x1e0/0x1e0
[ 4548.186879][ T44] ? idempotent_init_module+0x316/0x610
[ 4548.187121][ T44] ? __lock_release+0x5d/0x170
[ 4548.187361][ T44] ? do_raw_spin_unlock+0x58/0x220
[ 4548.187598][ T44] idempotent_init_module+0x331/0x610
[ 4548.187834][ T44] ? init_module_from_file+0x150/0x150
[ 4548.188102][ T44] ? cap_capable+0x94/0x230
[ 4548.188343][ T44] __x64_sys_finit_module+0xca/0x150
[ 4548.188577][ T44] ? do_syscall_64+0x85/0xfd0
[ 4548.188816][ T44] do_syscall_64+0xc1/0xfd0
[ 4548.189059][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 4548.189346][ T44] RIP: 0033:0x7fdcc8b3392d
[ 4548.189589][ T44] RSP: 002b:00007ffefe625e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 4548.189946][ T44] RAX: ffffffffffffffda RBX: 000055eab8abeac0 RCX: 00007fdcc8b3392d
[ 4548.190298][ T44] RDX: 0000000000000000 RSI: 000055ea85d96a2a RDI: 0000000000000005
[ 4548.190644][ T44] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffefe625f40
[ 4548.190984][ T44] R10: 0000000000000005 R11: 0000000000000246 R12: 000055ea85d96a2a
[ 4548.191341][ T44] R13: 000055eab8abeb60 R14: 000055eab8abeda0 R15: 0000000000000000
[ 4548.191700][ T44]
[ 4548.191884][ T44] INFO: task modprobe:15651 blocked on an rw-semaphore likely owned by task kworker/u16:0:12
[ 4548.192374][ T44] task:kworker/u16:0 state:R running task stack:25600 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 4548.192932][ T44] Workqueue: netns cleanup_net
[ 4548.193180][ T44] Call Trace:
[ 4548.193361][ T44]
[ 4548.193494][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 4548.193733][ T44] ? __mutex_handoff+0x2b0/0x2b0
[ 4548.193969][ T44] ? rcu_is_watching+0x12/0xb0
[ 4548.194227][ T44] ? rcu_is_watching+0x12/0xb0
[ 4548.194462][ T44] ? trace_contention_end+0xd8/0x140
[ 4548.194702][ T44] ? __mutex_lock+0x19f/0x1190
[ 4548.194936][ T44] ? trace_sched_exit_tp+0xcd/0x130
[ 4548.195186][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4548.195495][ T44] ? ww_mutex_lock+0x160/0x160
[ 4548.195730][ T44] ? nf_conntrack_cleanup_net_list+0x19a/0x4b0 [nf_conntrack]
[ 4548.196108][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4548.196411][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4548.196709][ T44] ? __nf_conntrack_hash_insert+0x200/0x200 [nf_conntrack]
[ 4548.197073][ T44] ? nf_conntrack_cleanup_net_list+0x19a/0x4b0 [nf_conntrack]
[ 4548.197427][ T44] ? nf_conntrack_cleanup_net_list+0x10e/0x4b0 [nf_conntrack]
[ 4548.197779][ T44] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 4548.198098][ T44] ? nf_conntrack_pernet_exit+0xa5/0x140 [nf_conntrack]
[ 4548.198396][ T44] ? _raw_spin_unlock+0x2d/0x50
[ 4548.198635][ T44] ? ops_undo_list+0x2bf/0x890
[ 4548.198877][ T44] ? rtnl_net_dumpid_one+0x270/0x270
[ 4548.199118][ T44] ? cleanup_net+0x2d6/0x8b0
[ 4548.199366][ T44] ? cleanup_net+0x3b2/0x8b0
[ 4548.199604][ T44] ? net_passive_dec+0x190/0x190
[ 4548.199850][ T44] ? rcu_is_watching+0x12/0xb0
[ 4548.200097][ T44] ? process_one_work+0xe35/0x1650
[ 4548.200344][ T44] ? pwq_dec_nr_in_flight+0x550/0x550
[ 4548.200587][ T44] ? assign_work+0x168/0x240
[ 4548.200827][ T44] ? worker_thread+0x591/0xcf0
[ 4548.201087][ T44] ? rescuer_thread+0xd10/0xd10
[ 4548.201324][ T44] ? kthread+0x37b/0x5f0
[ 4548.201506][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4548.201743][ T44] ? ret_from_fork+0x1b/0x270
[ 4548.201975][ T44] ? __lock_release+0x5d/0x170
[ 4548.202220][ T44] ? rcu_is_watching+0x12/0xb0
[ 4548.202459][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4548.202693][ T44] ? ret_from_fork+0x1db/0x270
[ 4548.202923][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4548.203165][ T44] ? ret_from_fork_asm+0x11/0x20
[ 4548.203415][ T44]
[ 4548.203615][ T44]
[ 4548.203615][ T44] Showing all locks held in the system:
[ 4548.203939][ T44] 4 locks held by kworker/u16:0/12:
[ 4548.204193][ T44] 1 lock held by khungtaskd/44:
[ 4548.204418][ T44] #0: ffffffffb67881c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 4548.204828][ T44] 1 lock held by modprobe/15651:
[ 4548.205057][ T44] #0: ffffffffb6e7fb90 (pernet_ops_rwsem){++++}-{4:4}, at: register_pernet_subsys+0x1a/0x40
[ 4548.205506][ T44]
[ 4548.205626][ T44] =============================================
[ 4548.205626][ T44]
[ 4671.055144][ T44] INFO: task modprobe:15651 blocked for more than 491 seconds.
[ 4671.055701][ T44] Not tainted 6.18.0-rc3-virtme #1
[ 4671.055938][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 4671.056356][ T44] task:modprobe state:D stack:25760 pid:15651 tgid:15651 ppid:1 task_flags:0x400100 flags:0x00080003
[ 4671.056904][ T44] Call Trace:
[ 4671.057110][ T44]
[ 4671.057244][ T44] __schedule+0x880/0x1b10
[ 4671.057499][ T44] ? io_schedule_timeout+0x150/0x150
[ 4671.057746][ T44] ? schedule+0x1ee/0x270
[ 4671.057927][ T44] ? __lock_release+0x5d/0x170
[ 4671.058185][ T44] schedule+0xe2/0x270
[ 4671.058369][ T44] schedule_preempt_disabled+0x18/0x30
[ 4671.058610][ T44] rwsem_down_write_slowpath+0x3c5/0xc60
[ 4671.058851][ T44] ? __lock_acquire+0x449/0x7e0
[ 4671.059101][ T44] ? rwsem_down_read_slowpath+0xd80/0xd80
[ 4671.059345][ T44] ? rcu_is_watching+0x12/0xb0
[ 4671.059584][ T44] ? lock_acquire+0x104/0x160
[ 4671.059817][ T44] ? register_pernet_subsys+0x1a/0x40
[ 4671.060075][ T44] down_write+0x1d6/0x200
[ 4671.060273][ T44] ? rwsem_down_write_slowpath+0xc60/0xc60
[ 4671.060561][ T44] ? find_held_lock+0x2b/0x80
[ 4671.060798][ T44] ? __create_object+0x5e/0xb0
[ 4671.061051][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4671.061305][ T44] register_pernet_subsys+0x1a/0x40
[ 4671.061543][ T44] pg_init+0x2c/0x1000 [pktgen]
[ 4671.061783][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4671.062040][ T44] do_one_initcall+0x8c/0x1d0
[ 4671.062301][ T44] ? trace_initcall_start+0x130/0x130
[ 4671.062539][ T44] ? rcu_is_watching+0x12/0xb0
[ 4671.062779][ T44] ? trace_kmalloc+0x26/0xd0
[ 4671.063025][ T44] ? __kmalloc_cache_noprof+0x2e4/0x690
[ 4671.063259][ T44] ? debug_objects_oom+0x160/0x160
[ 4671.063514][ T44] ? kasan_unpoison+0x27/0x50
[ 4671.063762][ T44] ? __asan_register_globals+0x5d/0x70
[ 4671.064003][ T44] do_init_module+0x27a/0x860
[ 4671.064260][ T44] ? free_module+0x2f0/0x2f0
[ 4671.064496][ T44] ? kfree+0x21d/0x540
[ 4671.064680][ T44] ? load_module+0x20c5/0x2dd0
[ 4671.064919][ T44] load_module+0x1f40/0x2dd0
[ 4671.065177][ T44] ? layout_and_allocate.constprop.0+0x630/0x630
[ 4671.065468][ T44] ? kernel_read_file+0x3ed/0x550
[ 4671.065722][ T44] ? kernel_read_file+0x3c8/0x550
[ 4671.065965][ T44] ? __ia32_sys_fsconfig+0x150/0x150
[ 4671.066219][ T44] ? init_module_from_file+0xe9/0x150
[ 4671.066455][ T44] init_module_from_file+0xe9/0x150
[ 4671.066692][ T44] ? __do_sys_init_module+0x1e0/0x1e0
[ 4671.066944][ T44] ? idempotent_init_module+0x316/0x610
[ 4671.067189][ T44] ? __lock_release+0x5d/0x170
[ 4671.067436][ T44] ? do_raw_spin_unlock+0x58/0x220
[ 4671.067675][ T44] idempotent_init_module+0x331/0x610
[ 4671.067917][ T44] ? init_module_from_file+0x150/0x150
[ 4671.068171][ T44] ? cap_capable+0x94/0x230
[ 4671.068417][ T44] __x64_sys_finit_module+0xca/0x150
[ 4671.068651][ T44] ? do_syscall_64+0x85/0xfd0
[ 4671.068891][ T44] do_syscall_64+0xc1/0xfd0
[ 4671.069149][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 4671.069441][ T44] RIP: 0033:0x7fdcc8b3392d
[ 4671.069686][ T44] RSP: 002b:00007ffefe625e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 4671.070043][ T44] RAX: ffffffffffffffda RBX: 000055eab8abeac0 RCX: 00007fdcc8b3392d
[ 4671.070391][ T44] RDX: 0000000000000000 RSI: 000055ea85d96a2a RDI: 0000000000000005
[ 4671.070747][ T44] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffefe625f40
[ 4671.071098][ T44] R10: 0000000000000005 R11: 0000000000000246 R12: 000055ea85d96a2a
[ 4671.071445][ T44] R13: 000055eab8abeb60 R14: 000055eab8abeda0 R15: 0000000000000000
[ 4671.071805][ T44]
[ 4671.071991][ T44] INFO: task modprobe:15651 blocked on an rw-semaphore likely owned by task kworker/u16:0:12
[ 4671.072497][ T44] task:kworker/u16:0 state:R running task stack:25600 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 4671.073058][ T44] Workqueue: netns cleanup_net
[ 4671.073308][ T44] Call Trace:
[ 4671.073487][ T44]
[ 4671.073618][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 4671.073865][ T44] ? __mutex_handoff+0x2b0/0x2b0
[ 4671.074109][ T44] ? rcu_is_watching+0x12/0xb0
[ 4671.074347][ T44] ? rcu_is_watching+0x12/0xb0
[ 4671.074579][ T44] ? trace_contention_end+0xd8/0x140
[ 4671.074815][ T44] ? __mutex_lock+0x19f/0x1190
[ 4671.075061][ T44] ? trace_sched_exit_tp+0xcd/0x130
[ 4671.075302][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4671.075614][ T44] ? ww_mutex_lock+0x160/0x160
[ 4671.075866][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4671.076174][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4671.076474][ T44] ? __nf_conntrack_hash_insert+0x200/0x200 [nf_conntrack]
[ 4671.076827][ T44] ? nf_conntrack_cleanup_net_list+0x19a/0x4b0 [nf_conntrack]
[ 4671.077190][ T44] ? nf_conntrack_cleanup_net_list+0x10e/0x4b0 [nf_conntrack]
[ 4671.077550][ T44] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 4671.077849][ T44] ? nf_conntrack_pernet_exit+0xa5/0x140 [nf_conntrack]
[ 4671.078157][ T44] ? _raw_spin_unlock+0x2d/0x50
[ 4671.078397][ T44] ? ops_undo_list+0x2bf/0x890
[ 4671.078639][ T44] ? rtnl_net_dumpid_one+0x270/0x270
[ 4671.078872][ T44] ? cleanup_net+0x2d6/0x8b0
[ 4671.079133][ T44] ? cleanup_net+0x3b2/0x8b0
[ 4671.079380][ T44] ? net_passive_dec+0x190/0x190
[ 4671.079620][ T44] ? rcu_is_watching+0x12/0xb0
[ 4671.079859][ T44] ? process_one_work+0xe35/0x1650
[ 4671.080116][ T44] ? pwq_dec_nr_in_flight+0x550/0x550
[ 4671.080358][ T44] ? assign_work+0x168/0x240
[ 4671.080595][ T44] ? worker_thread+0x591/0xcf0
[ 4671.080845][ T44] ? rescuer_thread+0xd10/0xd10
[ 4671.081089][ T44] ? kthread+0x37b/0x5f0
[ 4671.081274][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4671.081506][ T44] ? ret_from_fork+0x1b/0x270
[ 4671.081737][ T44] ? __lock_release+0x5d/0x170
[ 4671.081970][ T44] ? rcu_is_watching+0x12/0xb0
[ 4671.082213][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4671.082446][ T44] ? ret_from_fork+0x1db/0x270
[ 4671.082674][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4671.082913][ T44] ? ret_from_fork_asm+0x11/0x20
[ 4671.083177][ T44]
[ 4671.083382][ T44]
[ 4671.083382][ T44] Showing all locks held in the system:
[ 4671.083707][ T44] 4 locks held by kworker/u16:0/12:
[ 4671.083943][ T44] 1 lock held by khungtaskd/44:
[ 4671.084175][ T44] #0: ffffffffb67881c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 4671.084595][ T44] 1 lock held by modprobe/15651:
[ 4671.084817][ T44] #0: ffffffffb6e7fb90 (pernet_ops_rwsem){++++}-{4:4}, at: register_pernet_subsys+0x1a/0x40
[ 4671.085273][ T44]
[ 4671.085393][ T44] =============================================
[ 4671.085393][ T44]
[ 4793.935149][ T44] INFO: task modprobe:15651 blocked for more than 614 seconds.
[ 4793.935697][ T44] Not tainted 6.18.0-rc3-virtme #1
[ 4793.935933][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 4793.936359][ T44] task:modprobe state:D stack:25760 pid:15651 tgid:15651 ppid:1 task_flags:0x400100 flags:0x00080003
[ 4793.936864][ T44] Call Trace:
[ 4793.937066][ T44]
[ 4793.937203][ T44] __schedule+0x880/0x1b10
[ 4793.937457][ T44] ? io_schedule_timeout+0x150/0x150
[ 4793.937710][ T44] ? schedule+0x1ee/0x270
[ 4793.937900][ T44] ? __lock_release+0x5d/0x170
[ 4793.938157][ T44] schedule+0xe2/0x270
[ 4793.938341][ T44] schedule_preempt_disabled+0x18/0x30
[ 4793.938575][ T44] rwsem_down_write_slowpath+0x3c5/0xc60
[ 4793.938816][ T44] ? __lock_acquire+0x449/0x7e0
[ 4793.939064][ T44] ? rwsem_down_read_slowpath+0xd80/0xd80
[ 4793.939309][ T44] ? rcu_is_watching+0x12/0xb0
[ 4793.939558][ T44] ? lock_acquire+0x104/0x160
[ 4793.939792][ T44] ? register_pernet_subsys+0x1a/0x40
[ 4793.940051][ T44] down_write+0x1d6/0x200
[ 4793.940236][ T44] ? rwsem_down_write_slowpath+0xc60/0xc60
[ 4793.940523][ T44] ? find_held_lock+0x2b/0x80
[ 4793.940763][ T44] ? __create_object+0x5e/0xb0
[ 4793.941016][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4793.941271][ T44] register_pernet_subsys+0x1a/0x40
[ 4793.941511][ T44] pg_init+0x2c/0x1000 [pktgen]
[ 4793.941756][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4793.941995][ T44] do_one_initcall+0x8c/0x1d0
[ 4793.942246][ T44] ? trace_initcall_start+0x130/0x130
[ 4793.942481][ T44] ? rcu_is_watching+0x12/0xb0
[ 4793.942731][ T44] ? trace_kmalloc+0x26/0xd0
[ 4793.942967][ T44] ? __kmalloc_cache_noprof+0x2e4/0x690
[ 4793.943219][ T44] ? debug_objects_oom+0x160/0x160
[ 4793.943459][ T44] ? kasan_unpoison+0x27/0x50
[ 4793.943696][ T44] ? __asan_register_globals+0x5d/0x70
[ 4793.943936][ T44] do_init_module+0x27a/0x860
[ 4793.944187][ T44] ? free_module+0x2f0/0x2f0
[ 4793.944422][ T44] ? kfree+0x21d/0x540
[ 4793.944601][ T44] ? load_module+0x20c5/0x2dd0
[ 4793.944853][ T44] load_module+0x1f40/0x2dd0
[ 4793.945106][ T44] ? layout_and_allocate.constprop.0+0x630/0x630
[ 4793.945395][ T44] ? kernel_read_file+0x3ed/0x550
[ 4793.945633][ T44] ? kernel_read_file+0x3c8/0x550
[ 4793.945868][ T44] ? __ia32_sys_fsconfig+0x150/0x150
[ 4793.946118][ T44] ? init_module_from_file+0xe9/0x150
[ 4793.946349][ T44] init_module_from_file+0xe9/0x150
[ 4793.946588][ T44] ? __do_sys_init_module+0x1e0/0x1e0
[ 4793.946837][ T44] ? idempotent_init_module+0x316/0x610
[ 4793.947079][ T44] ? __lock_release+0x5d/0x170
[ 4793.947315][ T44] ? do_raw_spin_unlock+0x58/0x220
[ 4793.947552][ T44] idempotent_init_module+0x331/0x610
[ 4793.947789][ T44] ? init_module_from_file+0x150/0x150
[ 4793.948042][ T44] ? cap_capable+0x94/0x230
[ 4793.948294][ T44] __x64_sys_finit_module+0xca/0x150
[ 4793.948527][ T44] ? do_syscall_64+0x85/0xfd0
[ 4793.948763][ T44] do_syscall_64+0xc1/0xfd0
[ 4793.948997][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 4793.949297][ T44] RIP: 0033:0x7fdcc8b3392d
[ 4793.949542][ T44] RSP: 002b:00007ffefe625e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 4793.949898][ T44] RAX: ffffffffffffffda RBX: 000055eab8abeac0 RCX: 00007fdcc8b3392d
[ 4793.950260][ T44] RDX: 0000000000000000 RSI: 000055ea85d96a2a RDI: 0000000000000005
[ 4793.950606][ T44] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffefe625f40
[ 4793.950951][ T44] R10: 0000000000000005 R11: 0000000000000246 R12: 000055ea85d96a2a
[ 4793.951303][ T44] R13: 000055eab8abeb60 R14: 000055eab8abeda0 R15: 0000000000000000
[ 4793.951674][ T44]
[ 4793.951858][ T44] INFO: task modprobe:15651 blocked on an rw-semaphore likely owned by task kworker/u16:0:12
[ 4793.952348][ T44] task:kworker/u16:0 state:R running task stack:25600 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 4793.952916][ T44] Workqueue: netns cleanup_net
[ 4793.953164][ T44] Call Trace:
[ 4793.953344][ T44]
[ 4793.953477][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 4793.953716][ T44] ? __mutex_handoff+0x2b0/0x2b0
[ 4793.953950][ T44] ? rcu_is_watching+0x12/0xb0
[ 4793.954197][ T44] ? rcu_is_watching+0x12/0xb0
[ 4793.954434][ T44] ? trace_contention_end+0xd8/0x140
[ 4793.954670][ T44] ? __mutex_lock+0x19f/0x1190
[ 4793.954913][ T44] ? trace_sched_exit_tp+0xcd/0x130
[ 4793.955162][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4793.955465][ T44] ? ww_mutex_lock+0x160/0x160
[ 4793.955719][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4793.956028][ T44] ? __nf_conntrack_hash_insert+0x200/0x200 [nf_conntrack]
[ 4793.956384][ T44] ? nf_conntrack_cleanup_net_list+0x19a/0x4b0 [nf_conntrack]
[ 4793.956744][ T44] ? nf_conntrack_cleanup_net_list+0x10e/0x4b0 [nf_conntrack]
[ 4793.957115][ T44] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 4793.957417][ T44] ? nf_conntrack_pernet_exit+0xa5/0x140 [nf_conntrack]
[ 4793.957715][ T44] ? _raw_spin_unlock+0x2d/0x50
[ 4793.957956][ T44] ? ops_undo_list+0x2bf/0x890
[ 4793.958217][ T44] ? rtnl_net_dumpid_one+0x270/0x270
[ 4793.958452][ T44] ? cleanup_net+0x2d6/0x8b0
[ 4793.958696][ T44] ? cleanup_net+0x3b2/0x8b0
[ 4793.958931][ T44] ? net_passive_dec+0x190/0x190
[ 4793.959177][ T44] ? rcu_is_watching+0x12/0xb0
[ 4793.959416][ T44] ? process_one_work+0xe35/0x1650
[ 4793.959664][ T44] ? pwq_dec_nr_in_flight+0x550/0x550
[ 4793.959904][ T44] ? assign_work+0x168/0x240
[ 4793.960155][ T44] ? worker_thread+0x591/0xcf0
[ 4793.960401][ T44] ? rescuer_thread+0xd10/0xd10
[ 4793.960637][ T44] ? kthread+0x37b/0x5f0
[ 4793.960820][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4793.961062][ T44] ? ret_from_fork+0x1b/0x270
[ 4793.961297][ T44] ? __lock_release+0x5d/0x170
[ 4793.961531][ T44] ? rcu_is_watching+0x12/0xb0
[ 4793.961765][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4793.962005][ T44] ? ret_from_fork+0x1db/0x270
[ 4793.962245][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4793.962479][ T44] ? ret_from_fork_asm+0x11/0x20
[ 4793.962740][ T44]
[ 4793.962935][ T44]
[ 4793.962935][ T44] Showing all locks held in the system:
[ 4793.963269][ T44] 4 locks held by kworker/u16:0/12:
[ 4793.963501][ T44] 1 lock held by khungtaskd/44:
[ 4793.963727][ T44] #0: ffffffffb67881c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 4793.964149][ T44] 1 lock held by modprobe/15651:
[ 4793.964371][ T44] #0: ffffffffb6e7fb90 (pernet_ops_rwsem){++++}-{4:4}, at: register_pernet_subsys+0x1a/0x40
[ 4793.964812][ T44]
[ 4793.964931][ T44] =============================================
[ 4793.964931][ T44]
[ 4916.815129][ T44] INFO: task modprobe:15651 blocked for more than 737 seconds.
[ 4916.815541][ T44] Not tainted 6.18.0-rc3-virtme #1
[ 4916.815785][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 4916.816194][ T44] task:modprobe state:D stack:25760 pid:15651 tgid:15651 ppid:1 task_flags:0x400100 flags:0x00080003
[ 4916.816716][ T44] Call Trace:
[ 4916.816901][ T44]
[ 4916.817051][ T44] __schedule+0x880/0x1b10
[ 4916.817312][ T44] ? io_schedule_timeout+0x150/0x150
[ 4916.817566][ T44] ? schedule+0x1ee/0x270
[ 4916.817749][ T44] ? __lock_release+0x5d/0x170
[ 4916.817997][ T44] schedule+0xe2/0x270
[ 4916.818202][ T44] schedule_preempt_disabled+0x18/0x30
[ 4916.818445][ T44] rwsem_down_write_slowpath+0x3c5/0xc60
[ 4916.818687][ T44] ? __lock_acquire+0x449/0x7e0
[ 4916.818922][ T44] ? rwsem_down_read_slowpath+0xd80/0xd80
[ 4916.819189][ T44] ? rcu_is_watching+0x12/0xb0
[ 4916.819430][ T44] ? lock_acquire+0x104/0x160
[ 4916.819664][ T44] ? register_pernet_subsys+0x1a/0x40
[ 4916.819914][ T44] down_write+0x1d6/0x200
[ 4916.820112][ T44] ? rwsem_down_write_slowpath+0xc60/0xc60
[ 4916.820403][ T44] ? find_held_lock+0x2b/0x80
[ 4916.820648][ T44] ? __create_object+0x5e/0xb0
[ 4916.820896][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4916.821153][ T44] register_pernet_subsys+0x1a/0x40
[ 4916.821394][ T44] pg_init+0x2c/0x1000 [pktgen]
[ 4916.821640][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 4916.821895][ T44] do_one_initcall+0x8c/0x1d0
[ 4916.822157][ T44] ? trace_initcall_start+0x130/0x130
[ 4916.822396][ T44] ? rcu_is_watching+0x12/0xb0
[ 4916.822642][ T44] ? trace_kmalloc+0x26/0xd0
[ 4916.822880][ T44] ? __kmalloc_cache_noprof+0x2e4/0x690
[ 4916.823126][ T44] ? debug_objects_oom+0x160/0x160
[ 4916.823372][ T44] ? kasan_unpoison+0x27/0x50
[ 4916.823630][ T44] ? __asan_register_globals+0x5d/0x70
[ 4916.823871][ T44] do_init_module+0x27a/0x860
[ 4916.824131][ T44] ? free_module+0x2f0/0x2f0
[ 4916.824372][ T44] ? kfree+0x21d/0x540
[ 4916.824554][ T44] ? load_module+0x20c5/0x2dd0
[ 4916.824793][ T44] load_module+0x1f40/0x2dd0
[ 4916.825050][ T44] ? layout_and_allocate.constprop.0+0x630/0x630
[ 4916.825340][ T44] ? kernel_read_file+0x3ed/0x550
[ 4916.825581][ T44] ? kernel_read_file+0x3c8/0x550
[ 4916.825820][ T44] ? __ia32_sys_fsconfig+0x150/0x150
[ 4916.826073][ T44] ? init_module_from_file+0xe9/0x150
[ 4916.826316][ T44] init_module_from_file+0xe9/0x150
[ 4916.826552][ T44] ? __do_sys_init_module+0x1e0/0x1e0
[ 4916.826809][ T44] ? idempotent_init_module+0x316/0x610
[ 4916.827050][ T44] ? __lock_release+0x5d/0x170
[ 4916.827291][ T44] ? do_raw_spin_unlock+0x58/0x220
[ 4916.827527][ T44] idempotent_init_module+0x331/0x610
[ 4916.827761][ T44] ? init_module_from_file+0x150/0x150
[ 4916.828016][ T44] ? cap_capable+0x94/0x230
[ 4916.828268][ T44] __x64_sys_finit_module+0xca/0x150
[ 4916.828515][ T44] ? do_syscall_64+0x85/0xfd0
[ 4916.828759][ T44] do_syscall_64+0xc1/0xfd0
[ 4916.829005][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 4916.829315][ T44] RIP: 0033:0x7fdcc8b3392d
[ 4916.829565][ T44] RSP: 002b:00007ffefe625e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 4916.829917][ T44] RAX: ffffffffffffffda RBX: 000055eab8abeac0 RCX: 00007fdcc8b3392d
[ 4916.830276][ T44] RDX: 0000000000000000 RSI: 000055ea85d96a2a RDI: 0000000000000005
[ 4916.830629][ T44] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffefe625f40
[ 4916.830973][ T44] R10: 0000000000000005 R11: 0000000000000246 R12: 000055ea85d96a2a
[ 4916.831328][ T44] R13: 000055eab8abeb60 R14: 000055eab8abeda0 R15: 0000000000000000
[ 4916.831690][ T44]
[ 4916.831885][ T44] INFO: task modprobe:15651 blocked on an rw-semaphore likely owned by task kworker/u16:0:12
[ 4916.832383][ T44] task:kworker/u16:0 state:R running task stack:25600 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 4916.832944][ T44] Workqueue: netns cleanup_net
[ 4916.833195][ T44] Call Trace:
[ 4916.833375][ T44]
[ 4916.833511][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 4916.833755][ T44] ? __mutex_handoff+0x2b0/0x2b0
[ 4916.833989][ T44] ? rcu_is_watching+0x12/0xb0
[ 4916.834238][ T44] ? rcu_is_watching+0x12/0xb0
[ 4916.834476][ T44] ? trace_contention_end+0xd8/0x140
[ 4916.834709][ T44] ? __mutex_lock+0x19f/0x1190
[ 4916.834952][ T44] ? trace_sched_exit_tp+0xcd/0x130
[ 4916.835210][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4916.835520][ T44] ? ww_mutex_lock+0x160/0x160
[ 4916.835778][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4916.836095][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 4916.836414][ T44] ? __nf_conntrack_hash_insert+0x200/0x200 [nf_conntrack]
[ 4916.836786][ T44] ? nf_conntrack_cleanup_net_list+0x19a/0x4b0 [nf_conntrack]
[ 4916.837167][ T44] ? nf_conntrack_cleanup_net_list+0x10e/0x4b0 [nf_conntrack]
[ 4916.837532][ T44] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 4916.837840][ T44] ? nf_conntrack_pernet_exit+0xa5/0x140 [nf_conntrack]
[ 4916.838153][ T44] ? _raw_spin_unlock+0x2d/0x50
[ 4916.838393][ T44] ? ops_undo_list+0x2bf/0x890
[ 4916.838631][ T44] ? rtnl_net_dumpid_one+0x270/0x270
[ 4916.838863][ T44] ? cleanup_net+0x2d6/0x8b0
[ 4916.839112][ T44] ? cleanup_net+0x3b2/0x8b0
[ 4916.839346][ T44] ? net_passive_dec+0x190/0x190
[ 4916.839582][ T44] ? rcu_is_watching+0x12/0xb0
[ 4916.839820][ T44] ? process_one_work+0xe35/0x1650
[ 4916.840078][ T44] ? pwq_dec_nr_in_flight+0x550/0x550
[ 4916.840320][ T44] ? assign_work+0x168/0x240
[ 4916.840556][ T44] ? worker_thread+0x591/0xcf0
[ 4916.840795][ T44] ? rescuer_thread+0xd10/0xd10
[ 4916.841038][ T44] ? kthread+0x37b/0x5f0
[ 4916.841223][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4916.841453][ T44] ? ret_from_fork+0x1b/0x270
[ 4916.841686][ T44] ? __lock_release+0x5d/0x170
[ 4916.841935][ T44] ? rcu_is_watching+0x12/0xb0
[ 4916.842180][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4916.842416][ T44] ? ret_from_fork+0x1db/0x270
[ 4916.842648][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 4916.842881][ T44] ? ret_from_fork_asm+0x11/0x20
[ 4916.843137][ T44]
[ 4916.843334][ T44]
[ 4916.843334][ T44] Showing all locks held in the system:
[ 4916.843661][ T44] 4 locks held by kworker/u16:0/12:
[ 4916.843899][ T44] 1 lock held by khungtaskd/44:
[ 4916.844130][ T44] #0: ffffffffb67881c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 4916.844540][ T44] 1 lock held by modprobe/15651:
[ 4916.844760][ T44] #0: ffffffffb6e7fb90 (pernet_ops_rwsem){++++}-{4:4}, at: register_pernet_subsys+0x1a/0x40
[ 4916.845212][ T44]
[ 4916.845332][ T44] =============================================
[ 4916.845332][ T44]
[ 5039.694349][ T44] INFO: task modprobe:15651 blocked for more than 860 seconds.
[ 5039.695190][ T44] Not tainted 6.18.0-rc3-virtme #1
[ 5039.695435][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 5039.695840][ T44] task:modprobe state:D stack:25760 pid:15651 tgid:15651 ppid:1 task_flags:0x400100 flags:0x00080003
[ 5039.696426][ T44] Call Trace:
[ 5039.696632][ T44]
[ 5039.696802][ T44] __schedule+0x880/0x1b10
[ 5039.697109][ T44] ? io_schedule_timeout+0x150/0x150
[ 5039.697379][ T44] ? schedule+0x1ee/0x270
[ 5039.697573][ T44] ? __lock_release+0x5d/0x170
[ 5039.697841][ T44] schedule+0xe2/0x270
[ 5039.698064][ T44] schedule_preempt_disabled+0x18/0x30
[ 5039.698322][ T44] rwsem_down_write_slowpath+0x3c5/0xc60
[ 5039.698577][ T44] ? __lock_acquire+0x449/0x7e0
[ 5039.698836][ T44] ? rwsem_down_read_slowpath+0xd80/0xd80
[ 5039.699134][ T44] ? rcu_is_watching+0x12/0xb0
[ 5039.699387][ T44] ? lock_acquire+0x104/0x160
[ 5039.699632][ T44] ? register_pernet_subsys+0x1a/0x40
[ 5039.699900][ T44] down_write+0x1d6/0x200
[ 5039.700111][ T44] ? rwsem_down_write_slowpath+0xc60/0xc60
[ 5039.700415][ T44] ? find_held_lock+0x2b/0x80
[ 5039.700667][ T44] ? __create_object+0x5e/0xb0
[ 5039.700921][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 5039.701196][ T44] register_pernet_subsys+0x1a/0x40
[ 5039.701453][ T44] pg_init+0x2c/0x1000 [pktgen]
[ 5039.701712][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 5039.701967][ T44] do_one_initcall+0x8c/0x1d0
[ 5039.702226][ T44] ? trace_initcall_start+0x130/0x130
[ 5039.702476][ T44] ? rcu_is_watching+0x12/0xb0
[ 5039.702727][ T44] ? trace_kmalloc+0x26/0xd0
[ 5039.702973][ T44] ? __kmalloc_cache_noprof+0x2e4/0x690
[ 5039.703231][ T44] ? debug_objects_oom+0x160/0x160
[ 5039.703485][ T44] ? kasan_unpoison+0x27/0x50
[ 5039.703742][ T44] ? __asan_register_globals+0x5d/0x70
[ 5039.703991][ T44] do_init_module+0x27a/0x860
[ 5039.704259][ T44] ? free_module+0x2f0/0x2f0
[ 5039.704505][ T44] ? kfree+0x21d/0x540
[ 5039.704696][ T44] ? load_module+0x20c5/0x2dd0
[ 5039.704949][ T44] load_module+0x1f40/0x2dd0
[ 5039.705225][ T44] ? layout_and_allocate.constprop.0+0x630/0x630
[ 5039.705528][ T44] ? kernel_read_file+0x3ed/0x550
[ 5039.705790][ T44] ? kernel_read_file+0x3c8/0x550
[ 5039.706050][ T44] ? __ia32_sys_fsconfig+0x150/0x150
[ 5039.706304][ T44] ? init_module_from_file+0xe9/0x150
[ 5039.706550][ T44] init_module_from_file+0xe9/0x150
[ 5039.706798][ T44] ? __do_sys_init_module+0x1e0/0x1e0
[ 5039.707067][ T44] ? idempotent_init_module+0x316/0x610
[ 5039.707316][ T44] ? __lock_release+0x5d/0x170
[ 5039.707572][ T44] ? do_raw_spin_unlock+0x58/0x220
[ 5039.707822][ T44] idempotent_init_module+0x331/0x610
[ 5039.708082][ T44] ? init_module_from_file+0x150/0x150
[ 5039.708343][ T44] ? cap_capable+0x94/0x230
[ 5039.708596][ T44] __x64_sys_finit_module+0xca/0x150
[ 5039.708839][ T44] ? do_syscall_64+0x85/0xfd0
[ 5039.709100][ T44] do_syscall_64+0xc1/0xfd0
[ 5039.709355][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 5039.709659][ T44] RIP: 0033:0x7fdcc8b3392d
[ 5039.709920][ T44] RSP: 002b:00007ffefe625e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 5039.710297][ T44] RAX: ffffffffffffffda RBX: 000055eab8abeac0 RCX: 00007fdcc8b3392d
[ 5039.710661][ T44] RDX: 0000000000000000 RSI: 000055ea85d96a2a RDI: 0000000000000005
[ 5039.711039][ T44] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffefe625f40
[ 5039.711412][ T44] R10: 0000000000000005 R11: 0000000000000246 R12: 000055ea85d96a2a
[ 5039.711787][ T44] R13: 000055eab8abeb60 R14: 000055eab8abeda0 R15: 0000000000000000
[ 5039.712172][ T44]
[ 5039.712369][ T44] INFO: task modprobe:15651 blocked on an rw-semaphore likely owned by task kworker/u16:0:12
[ 5039.712886][ T44] task:kworker/u16:0 state:R running task stack:25600 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 5039.713481][ T44] Workqueue: netns cleanup_net
[ 5039.713731][ T44] Call Trace:
[ 5039.713921][ T44]
[ 5039.714069][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 5039.714338][ T44] ? __mutex_handoff+0x2b0/0x2b0
[ 5039.714587][ T44] ? rcu_is_watching+0x12/0xb0
[ 5039.714840][ T44] ? rcu_is_watching+0x12/0xb0
[ 5039.715095][ T44] ? trace_contention_end+0xd8/0x140
[ 5039.715345][ T44] ? __mutex_lock+0x19f/0x1190
[ 5039.715598][ T44] ? trace_sched_exit_tp+0xcd/0x130
[ 5039.715850][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5039.716189][ T44] ? ww_mutex_lock+0x160/0x160
[ 5039.716453][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5039.716764][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5039.717085][ T44] ? __nf_conntrack_hash_insert+0x200/0x200 [nf_conntrack]
[ 5039.717456][ T44] ? nf_conntrack_cleanup_net_list+0x363/0x4b0 [nf_conntrack]
[ 5039.717825][ T44] ? nf_conntrack_cleanup_net_list+0x10e/0x4b0 [nf_conntrack]
[ 5039.718211][ T44] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 5039.718529][ T44] ? nf_conntrack_pernet_exit+0xa5/0x140 [nf_conntrack]
[ 5039.718841][ T44] ? _raw_spin_unlock+0x2d/0x50
[ 5039.719101][ T44] ? ops_undo_list+0x2bf/0x890
[ 5039.719355][ T44] ? rtnl_net_dumpid_one+0x270/0x270
[ 5039.719599][ T44] ? cleanup_net+0x2d6/0x8b0
[ 5039.719861][ T44] ? cleanup_net+0x3b2/0x8b0
[ 5039.720118][ T44] ? net_passive_dec+0x190/0x190
[ 5039.720370][ T44] ? rcu_is_watching+0x12/0xb0
[ 5039.720619][ T44] ? process_one_work+0xe35/0x1650
[ 5039.720878][ T44] ? pwq_dec_nr_in_flight+0x550/0x550
[ 5039.721142][ T44] ? assign_work+0x168/0x240
[ 5039.721400][ T44] ? worker_thread+0x591/0xcf0
[ 5039.721662][ T44] ? rescuer_thread+0xd10/0xd10
[ 5039.721911][ T44] ? kthread+0x37b/0x5f0
[ 5039.722111][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5039.722354][ T44] ? ret_from_fork+0x1b/0x270
[ 5039.722599][ T44] ? __lock_release+0x5d/0x170
[ 5039.722845][ T44] ? rcu_is_watching+0x12/0xb0
[ 5039.723099][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5039.723349][ T44] ? ret_from_fork+0x1db/0x270
[ 5039.723593][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5039.723841][ T44] ? ret_from_fork_asm+0x11/0x20
[ 5039.724118][ T44]
[ 5039.724331][ T44]
[ 5039.724331][ T44] Showing all locks held in the system:
[ 5039.724679][ T44] 4 locks held by kworker/u16:0/12:
[ 5039.724926][ T44] 1 lock held by khungtaskd/44:
[ 5039.725170][ T44] #0: ffffffffb67881c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 5039.725612][ T44] 1 lock held by modprobe/15651:
[ 5039.725847][ T44] #0: ffffffffb6e7fb90 (pernet_ops_rwsem){++++}-{4:4}, at: register_pernet_subsys+0x1a/0x40
[ 5039.726325][ T44]
[ 5039.726450][ T44] =============================================
[ 5039.726450][ T44]
[ 5162.574233][ T44] INFO: task modprobe:15651 blocked for more than 983 seconds.
[ 5162.574853][ T44] Not tainted 6.18.0-rc3-virtme #1
[ 5162.575137][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 5162.575545][ T44] task:modprobe state:D stack:25760 pid:15651 tgid:15651 ppid:1 task_flags:0x400100 flags:0x00080003
[ 5162.576127][ T44] Call Trace:
[ 5162.576329][ T44]
[ 5162.576475][ T44] __schedule+0x880/0x1b10
[ 5162.576761][ T44] ? io_schedule_timeout+0x150/0x150
[ 5162.577054][ T44] ? schedule+0x1ee/0x270
[ 5162.577250][ T44] ? __lock_release+0x5d/0x170
[ 5162.577512][ T44] schedule+0xe2/0x270
[ 5162.577708][ T44] schedule_preempt_disabled+0x18/0x30
[ 5162.577959][ T44] rwsem_down_write_slowpath+0x3c5/0xc60
[ 5162.578225][ T44] ? __lock_acquire+0x449/0x7e0
[ 5162.578478][ T44] ? rwsem_down_read_slowpath+0xd80/0xd80
[ 5162.578746][ T44] ? rcu_is_watching+0x12/0xb0
[ 5162.579001][ T44] ? lock_acquire+0x104/0x160
[ 5162.579265][ T44] ? register_pernet_subsys+0x1a/0x40
[ 5162.579529][ T44] down_write+0x1d6/0x200
[ 5162.579725][ T44] ? rwsem_down_write_slowpath+0xc60/0xc60
[ 5162.580046][ T44] ? find_held_lock+0x2b/0x80
[ 5162.580302][ T44] ? __create_object+0x5e/0xb0
[ 5162.580567][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 5162.580831][ T44] register_pernet_subsys+0x1a/0x40
[ 5162.581097][ T44] pg_init+0x2c/0x1000 [pktgen]
[ 5162.581355][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 5162.581610][ T44] do_one_initcall+0x8c/0x1d0
[ 5162.581864][ T44] ? trace_initcall_start+0x130/0x130
[ 5162.582129][ T44] ? rcu_is_watching+0x12/0xb0
[ 5162.582384][ T44] ? trace_kmalloc+0x26/0xd0
[ 5162.582641][ T44] ? __kmalloc_cache_noprof+0x2e4/0x690
[ 5162.582893][ T44] ? debug_objects_oom+0x160/0x160
[ 5162.583161][ T44] ? kasan_unpoison+0x27/0x50
[ 5162.583416][ T44] ? __asan_register_globals+0x5d/0x70
[ 5162.583671][ T44] do_init_module+0x27a/0x860
[ 5162.583933][ T44] ? free_module+0x2f0/0x2f0
[ 5162.584191][ T44] ? kfree+0x21d/0x540
[ 5162.584393][ T44] ? load_module+0x20c5/0x2dd0
[ 5162.584656][ T44] load_module+0x1f40/0x2dd0
[ 5162.584926][ T44] ? layout_and_allocate.constprop.0+0x630/0x630
[ 5162.585247][ T44] ? kernel_read_file+0x3ed/0x550
[ 5162.585507][ T44] ? kernel_read_file+0x3c8/0x550
[ 5162.585759][ T44] ? __ia32_sys_fsconfig+0x150/0x150
[ 5162.586025][ T44] ? init_module_from_file+0xe9/0x150
[ 5162.586287][ T44] init_module_from_file+0xe9/0x150
[ 5162.586540][ T44] ? __do_sys_init_module+0x1e0/0x1e0
[ 5162.586808][ T44] ? idempotent_init_module+0x316/0x610
[ 5162.587067][ T44] ? __lock_release+0x5d/0x170
[ 5162.587320][ T44] ? do_raw_spin_unlock+0x58/0x220
[ 5162.587574][ T44] idempotent_init_module+0x331/0x610
[ 5162.587833][ T44] ? init_module_from_file+0x150/0x150
[ 5162.588111][ T44] ? cap_capable+0x94/0x230
[ 5162.588372][ T44] __x64_sys_finit_module+0xca/0x150
[ 5162.588624][ T44] ? do_syscall_64+0x85/0xfd0
[ 5162.588880][ T44] do_syscall_64+0xc1/0xfd0
[ 5162.589142][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 5162.589451][ T44] RIP: 0033:0x7fdcc8b3392d
[ 5162.589715][ T44] RSP: 002b:00007ffefe625e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 5162.590104][ T44] RAX: ffffffffffffffda RBX: 000055eab8abeac0 RCX: 00007fdcc8b3392d
[ 5162.590476][ T44] RDX: 0000000000000000 RSI: 000055ea85d96a2a RDI: 0000000000000005
[ 5162.590850][ T44] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffefe625f40
[ 5162.591228][ T44] R10: 0000000000000005 R11: 0000000000000246 R12: 000055ea85d96a2a
[ 5162.591605][ T44] R13: 000055eab8abeb60 R14: 000055eab8abeda0 R15: 0000000000000000
[ 5162.591991][ T44]
[ 5162.592198][ T44] INFO: task modprobe:15651 blocked on an rw-semaphore likely owned by task kworker/u16:0:12
[ 5162.592720][ T44] task:kworker/u16:0 state:R running task stack:25600 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 5162.593329][ T44] Workqueue: netns cleanup_net
[ 5162.593587][ T44] Call Trace:
[ 5162.593780][ T44]
[ 5162.593921][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 5162.594191][ T44] ? __mutex_handoff+0x2b0/0x2b0
[ 5162.594448][ T44] ? rcu_is_watching+0x12/0xb0
[ 5162.594708][ T44] ? rcu_is_watching+0x12/0xb0
[ 5162.594960][ T44] ? trace_contention_end+0xd8/0x140
[ 5162.595226][ T44] ? __mutex_lock+0x19f/0x1190
[ 5162.595483][ T44] ? trace_sched_exit_tp+0xcd/0x130
[ 5162.595741][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5162.596079][ T44] ? ww_mutex_lock+0x160/0x160
[ 5162.596349][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5162.596672][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5162.596994][ T44] ? __nf_conntrack_hash_insert+0x200/0x200 [nf_conntrack]
[ 5162.597387][ T44] ? nf_conntrack_cleanup_net_list+0x19a/0x4b0 [nf_conntrack]
[ 5162.597767][ T44] ? nf_conntrack_cleanup_net_list+0x10e/0x4b0 [nf_conntrack]
[ 5162.598156][ T44] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 5162.598481][ T44] ? nf_conntrack_pernet_exit+0xa5/0x140 [nf_conntrack]
[ 5162.598806][ T44] ? _raw_spin_unlock+0x2d/0x50
[ 5162.599073][ T44] ? ops_undo_list+0x2bf/0x890
[ 5162.599331][ T44] ? rtnl_net_dumpid_one+0x270/0x270
[ 5162.599581][ T44] ? cleanup_net+0x2d6/0x8b0
[ 5162.599841][ T44] ? cleanup_net+0x3b2/0x8b0
[ 5162.600106][ T44] ? net_passive_dec+0x190/0x190
[ 5162.600361][ T44] ? rcu_is_watching+0x12/0xb0
[ 5162.600625][ T44] ? process_one_work+0xe35/0x1650
[ 5162.600899][ T44] ? pwq_dec_nr_in_flight+0x550/0x550
[ 5162.601169][ T44] ? assign_work+0x168/0x240
[ 5162.601425][ T44] ? worker_thread+0x591/0xcf0
[ 5162.601687][ T44] ? rescuer_thread+0xd10/0xd10
[ 5162.601942][ T44] ? kthread+0x37b/0x5f0
[ 5162.602146][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5162.602397][ T44] ? ret_from_fork+0x1b/0x270
[ 5162.602657][ T44] ? __lock_release+0x5d/0x170
[ 5162.602909][ T44] ? rcu_is_watching+0x12/0xb0
[ 5162.603169][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5162.603424][ T44] ? ret_from_fork+0x1db/0x270
[ 5162.603671][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5162.603922][ T44] ? ret_from_fork_asm+0x11/0x20
[ 5162.604202][ T44]
[ 5162.604420][ T44]
[ 5162.604420][ T44] Showing all locks held in the system:
[ 5162.604775][ T44] 4 locks held by kworker/u16:0/12:
[ 5162.605037][ T44] 1 lock held by khungtaskd/44:
[ 5162.605280][ T44] #0: ffffffffb67881c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 5162.605722][ T44] 1 lock held by modprobe/15651:
[ 5162.605962][ T44] #0: ffffffffb6e7fb90 (pernet_ops_rwsem){++++}-{4:4}, at: register_pernet_subsys+0x1a/0x40
[ 5162.606452][ T44]
[ 5162.606586][ T44] =============================================
[ 5162.606586][ T44]
[ 5285.454122][ T44] INFO: task modprobe:15651 blocked for more than 1105 seconds.
[ 5285.454610][ T44] Not tainted 6.18.0-rc3-virtme #1
[ 5285.454838][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 5285.455240][ T44] task:modprobe state:D stack:25760 pid:15651 tgid:15651 ppid:1 task_flags:0x400100 flags:0x00080003
[ 5285.455750][ T44] Call Trace:
[ 5285.455939][ T44]
[ 5285.456088][ T44] __schedule+0x880/0x1b10
[ 5285.456352][ T44] ? io_schedule_timeout+0x150/0x150
[ 5285.456605][ T44] ? schedule+0x1ee/0x270
[ 5285.456786][ T44] ? __lock_release+0x5d/0x170
[ 5285.457044][ T44] schedule+0xe2/0x270
[ 5285.457230][ T44] schedule_preempt_disabled+0x18/0x30
[ 5285.457468][ T44] rwsem_down_write_slowpath+0x3c5/0xc60
[ 5285.457711][ T44] ? __lock_acquire+0x449/0x7e0
[ 5285.457953][ T44] ? rwsem_down_read_slowpath+0xd80/0xd80
[ 5285.458211][ T44] ? rcu_is_watching+0x12/0xb0
[ 5285.458454][ T44] ? lock_acquire+0x104/0x160
[ 5285.458689][ T44] ? register_pernet_subsys+0x1a/0x40
[ 5285.458940][ T44] down_write+0x1d6/0x200
[ 5285.459135][ T44] ? rwsem_down_write_slowpath+0xc60/0xc60
[ 5285.459425][ T44] ? find_held_lock+0x2b/0x80
[ 5285.459673][ T44] ? __create_object+0x5e/0xb0
[ 5285.459926][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 5285.460183][ T44] register_pernet_subsys+0x1a/0x40
[ 5285.460421][ T44] pg_init+0x2c/0x1000 [pktgen]
[ 5285.460663][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 5285.460905][ T44] do_one_initcall+0x8c/0x1d0
[ 5285.461157][ T44] ? trace_initcall_start+0x130/0x130
[ 5285.461400][ T44] ? rcu_is_watching+0x12/0xb0
[ 5285.461640][ T44] ? trace_kmalloc+0x26/0xd0
[ 5285.461879][ T44] ? __kmalloc_cache_noprof+0x2e4/0x690
[ 5285.462127][ T44] ? debug_objects_oom+0x160/0x160
[ 5285.462372][ T44] ? kasan_unpoison+0x27/0x50
[ 5285.462614][ T44] ? __asan_register_globals+0x5d/0x70
[ 5285.462854][ T44] do_init_module+0x27a/0x860
[ 5285.463113][ T44] ? free_module+0x2f0/0x2f0
[ 5285.463357][ T44] ? kfree+0x21d/0x540
[ 5285.463541][ T44] ? load_module+0x20c5/0x2dd0
[ 5285.463786][ T44] load_module+0x1f40/0x2dd0
[ 5285.464043][ T44] ? layout_and_allocate.constprop.0+0x630/0x630
[ 5285.464336][ T44] ? kernel_read_file+0x3ed/0x550
[ 5285.464581][ T44] ? kernel_read_file+0x3c8/0x550
[ 5285.464822][ T44] ? __ia32_sys_fsconfig+0x150/0x150
[ 5285.465081][ T44] ? init_module_from_file+0xe9/0x150
[ 5285.465318][ T44] init_module_from_file+0xe9/0x150
[ 5285.465557][ T44] ? __do_sys_init_module+0x1e0/0x1e0
[ 5285.465814][ T44] ? idempotent_init_module+0x316/0x610
[ 5285.466059][ T44] ? __lock_release+0x5d/0x170
[ 5285.466301][ T44] ? do_raw_spin_unlock+0x58/0x220
[ 5285.466542][ T44] idempotent_init_module+0x331/0x610
[ 5285.466785][ T44] ? init_module_from_file+0x150/0x150
[ 5285.467044][ T44] ? cap_capable+0x94/0x230
[ 5285.467291][ T44] __x64_sys_finit_module+0xca/0x150
[ 5285.467528][ T44] ? do_syscall_64+0x85/0xfd0
[ 5285.467770][ T44] do_syscall_64+0xc1/0xfd0
[ 5285.468018][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 5285.468311][ T44] RIP: 0033:0x7fdcc8b3392d
[ 5285.468564][ T44] RSP: 002b:00007ffefe625e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 5285.468921][ T44] RAX: ffffffffffffffda RBX: 000055eab8abeac0 RCX: 00007fdcc8b3392d
[ 5285.469281][ T44] RDX: 0000000000000000 RSI: 000055ea85d96a2a RDI: 0000000000000005
[ 5285.469634][ T44] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffefe625f40
[ 5285.469997][ T44] R10: 0000000000000005 R11: 0000000000000246 R12: 000055ea85d96a2a
[ 5285.470354][ T44] R13: 000055eab8abeb60 R14: 000055eab8abeda0 R15: 0000000000000000
[ 5285.470723][ T44]
[ 5285.470910][ T44] INFO: task modprobe:15651 blocked on an rw-semaphore likely owned by task kworker/u16:0:12
[ 5285.471402][ T44] task:kworker/u16:0 state:R running task stack:25600 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 5285.471968][ T44] Workqueue: netns cleanup_net
[ 5285.472218][ T44] Call Trace:
[ 5285.472399][ T44]
[ 5285.472534][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 5285.472777][ T44] ? __mutex_handoff+0x2b0/0x2b0
[ 5285.473021][ T44] ? rcu_is_watching+0x12/0xb0
[ 5285.473268][ T44] ? trace_contention_end+0xd8/0x140
[ 5285.473512][ T44] ? __mutex_lock+0x19f/0x1190
[ 5285.473752][ T44] ? trace_sched_exit_tp+0xcd/0x130
[ 5285.473994][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5285.474312][ T44] ? ww_mutex_lock+0x160/0x160
[ 5285.474568][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5285.474869][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5285.475182][ T44] ? __nf_conntrack_hash_insert+0x200/0x200 [nf_conntrack]
[ 5285.475540][ T44] ? nf_conntrack_cleanup_net_list+0x19a/0x4b0 [nf_conntrack]
[ 5285.475895][ T44] ? nf_conntrack_cleanup_net_list+0x10e/0x4b0 [nf_conntrack]
[ 5285.476259][ T44] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 5285.476565][ T44] ? nf_conntrack_pernet_exit+0xa5/0x140 [nf_conntrack]
[ 5285.476868][ T44] ? _raw_spin_unlock+0x2d/0x50
[ 5285.477118][ T44] ? ops_undo_list+0x2bf/0x890
[ 5285.477362][ T44] ? rtnl_net_dumpid_one+0x270/0x270
[ 5285.477595][ T44] ? cleanup_net+0x2d6/0x8b0
[ 5285.477839][ T44] ? cleanup_net+0x3b2/0x8b0
[ 5285.478085][ T44] ? net_passive_dec+0x190/0x190
[ 5285.478323][ T44] ? rcu_is_watching+0x12/0xb0
[ 5285.478567][ T44] ? process_one_work+0xe35/0x1650
[ 5285.478816][ T44] ? pwq_dec_nr_in_flight+0x550/0x550
[ 5285.479068][ T44] ? assign_work+0x168/0x240
[ 5285.479305][ T44] ? worker_thread+0x591/0xcf0
[ 5285.479550][ T44] ? rescuer_thread+0xd10/0xd10
[ 5285.479790][ T44] ? kthread+0x37b/0x5f0
[ 5285.479981][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5285.480224][ T44] ? ret_from_fork+0x1b/0x270
[ 5285.480467][ T44] ? __lock_release+0x5d/0x170
[ 5285.480703][ T44] ? rcu_is_watching+0x12/0xb0
[ 5285.480942][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5285.481188][ T44] ? ret_from_fork+0x1db/0x270
[ 5285.481420][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5285.481655][ T44] ? ret_from_fork_asm+0x11/0x20
[ 5285.481905][ T44]
[ 5285.482121][ T44]
[ 5285.482121][ T44] Showing all locks held in the system:
[ 5285.482453][ T44] 4 locks held by kworker/u16:0/12:
[ 5285.482689][ T44] 1 lock held by khungtaskd/44:
[ 5285.482915][ T44] #0: ffffffffb67881c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 5285.483338][ T44] 1 lock held by modprobe/15651:
[ 5285.483560][ T44] #0: ffffffffb6e7fb90 (pernet_ops_rwsem){++++}-{4:4}, at: register_pernet_subsys+0x1a/0x40
[ 5285.484025][ T44]
[ 5285.484145][ T44] =============================================
[ 5285.484145][ T44]
[ 5408.335104][ T44] INFO: task modprobe:15651 blocked for more than 1228 seconds.
[ 5408.335585][ T44] Not tainted 6.18.0-rc3-virtme #1
[ 5408.335816][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 5408.336215][ T44] task:modprobe state:D stack:25760 pid:15651 tgid:15651 ppid:1 task_flags:0x400100 flags:0x00080003
[ 5408.336729][ T44] Call Trace:
[ 5408.336912][ T44]
[ 5408.337056][ T44] __schedule+0x880/0x1b10
[ 5408.337310][ T44] ? io_schedule_timeout+0x150/0x150
[ 5408.337562][ T44] ? schedule+0x1ee/0x270
[ 5408.337753][ T44] ? __lock_release+0x5d/0x170
[ 5408.338004][ T44] schedule+0xe2/0x270
[ 5408.338223][ T44] schedule_preempt_disabled+0x18/0x30
[ 5408.338463][ T44] rwsem_down_write_slowpath+0x3c5/0xc60
[ 5408.338703][ T44] ? __lock_acquire+0x449/0x7e0
[ 5408.338941][ T44] ? rwsem_down_read_slowpath+0xd80/0xd80
[ 5408.339213][ T44] ? rcu_is_watching+0x12/0xb0
[ 5408.339457][ T44] ? lock_acquire+0x104/0x160
[ 5408.339697][ T44] ? register_pernet_subsys+0x1a/0x40
[ 5408.339953][ T44] down_write+0x1d6/0x200
[ 5408.340147][ T44] ? rwsem_down_write_slowpath+0xc60/0xc60
[ 5408.340436][ T44] ? find_held_lock+0x2b/0x80
[ 5408.340675][ T44] ? __create_object+0x5e/0xb0
[ 5408.340917][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 5408.341170][ T44] register_pernet_subsys+0x1a/0x40
[ 5408.341410][ T44] pg_init+0x2c/0x1000 [pktgen]
[ 5408.341651][ T44] ? _sub_I_65535_1+0x230/0x230 [pktgen]
[ 5408.341896][ T44] do_one_initcall+0x8c/0x1d0
[ 5408.342165][ T44] ? trace_initcall_start+0x130/0x130
[ 5408.342411][ T44] ? rcu_is_watching+0x12/0xb0
[ 5408.342648][ T44] ? trace_kmalloc+0x26/0xd0
[ 5408.342884][ T44] ? __kmalloc_cache_noprof+0x2e4/0x690
[ 5408.343130][ T44] ? debug_objects_oom+0x160/0x160
[ 5408.343371][ T44] ? kasan_unpoison+0x27/0x50
[ 5408.343613][ T44] ? __asan_register_globals+0x5d/0x70
[ 5408.343852][ T44] do_init_module+0x27a/0x860
[ 5408.344104][ T44] ? free_module+0x2f0/0x2f0
[ 5408.344344][ T44] ? kfree+0x21d/0x540
[ 5408.344526][ T44] ? load_module+0x20c5/0x2dd0
[ 5408.344767][ T44] load_module+0x1f40/0x2dd0
[ 5408.345023][ T44] ? layout_and_allocate.constprop.0+0x630/0x630
[ 5408.345323][ T44] ? kernel_read_file+0x3ed/0x550
[ 5408.345568][ T44] ? kernel_read_file+0x3c8/0x550
[ 5408.345809][ T44] ? __ia32_sys_fsconfig+0x150/0x150
[ 5408.346077][ T44] ? init_module_from_file+0xe9/0x150
[ 5408.346319][ T44] init_module_from_file+0xe9/0x150
[ 5408.346555][ T44] ? __do_sys_init_module+0x1e0/0x1e0
[ 5408.346808][ T44] ? idempotent_init_module+0x316/0x610
[ 5408.347058][ T44] ? __lock_release+0x5d/0x170
[ 5408.347299][ T44] ? do_raw_spin_unlock+0x58/0x220
[ 5408.347538][ T44] idempotent_init_module+0x331/0x610
[ 5408.347777][ T44] ? init_module_from_file+0x150/0x150
[ 5408.348034][ T44] ? cap_capable+0x94/0x230
[ 5408.348279][ T44] __x64_sys_finit_module+0xca/0x150
[ 5408.348517][ T44] ? do_syscall_64+0x85/0xfd0
[ 5408.348765][ T44] do_syscall_64+0xc1/0xfd0
[ 5408.349004][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 5408.349312][ T44] RIP: 0033:0x7fdcc8b3392d
[ 5408.349558][ T44] RSP: 002b:00007ffefe625e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 5408.349913][ T44] RAX: ffffffffffffffda RBX: 000055eab8abeac0 RCX: 00007fdcc8b3392d
[ 5408.350284][ T44] RDX: 0000000000000000 RSI: 000055ea85d96a2a RDI: 0000000000000005
[ 5408.350643][ T44] RBP: 0000000000040000 R08: 0000000000000000 R09: 00007ffefe625f40
[ 5408.350993][ T44] R10: 0000000000000005 R11: 0000000000000246 R12: 000055ea85d96a2a
[ 5408.351352][ T44] R13: 000055eab8abeb60 R14: 000055eab8abeda0 R15: 0000000000000000
[ 5408.351717][ T44]
[ 5408.351902][ T44] INFO: task modprobe:15651 blocked on an rw-semaphore likely owned by task kworker/u16:0:12
[ 5408.352401][ T44] task:kworker/u16:0 state:R running task stack:25600 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 5408.352957][ T44] Workqueue: netns cleanup_net
[ 5408.353206][ T44] Call Trace:
[ 5408.353389][ T44]
[ 5408.353521][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 5408.353766][ T44] ? __mutex_handoff+0x2b0/0x2b0
[ 5408.354001][ T44] ? rcu_is_watching+0x12/0xb0
[ 5408.354251][ T44] ? rcu_is_watching+0x12/0xb0
[ 5408.354486][ T44] ? trace_contention_end+0xd8/0x140
[ 5408.354721][ T44] ? __mutex_lock+0x19f/0x1190
[ 5408.354961][ T44] ? trace_sched_exit_tp+0xcd/0x130
[ 5408.355223][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5408.355539][ T44] ? ww_mutex_lock+0x160/0x160
[ 5408.355795][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5408.356105][ T44] ? nf_ct_iterate_cleanup+0x4a/0x340 [nf_conntrack]
[ 5408.356406][ T44] ? __nf_conntrack_hash_insert+0x200/0x200 [nf_conntrack]
[ 5408.356768][ T44] ? nf_conntrack_cleanup_net_list+0x19a/0x4b0 [nf_conntrack]
[ 5408.357136][ T44] ? nf_conntrack_cleanup_net_list+0x10e/0x4b0 [nf_conntrack]
[ 5408.357493][ T44] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 5408.357799][ T44] ? nf_conntrack_pernet_exit+0xa5/0x140 [nf_conntrack]
[ 5408.358105][ T44] ? _raw_spin_unlock+0x2d/0x50
[ 5408.358344][ T44] ? ops_undo_list+0x2bf/0x890
[ 5408.358588][ T44] ? rtnl_net_dumpid_one+0x270/0x270
[ 5408.358828][ T44] ? cleanup_net+0x2d6/0x8b0
[ 5408.359096][ T44] ? cleanup_net+0x3b2/0x8b0
[ 5408.359343][ T44] ? net_passive_dec+0x190/0x190
[ 5408.359581][ T44] ? rcu_is_watching+0x12/0xb0
[ 5408.359820][ T44] ? process_one_work+0xe35/0x1650
[ 5408.360076][ T44] ? pwq_dec_nr_in_flight+0x550/0x550
[ 5408.360319][ T44] ? assign_work+0x168/0x240
[ 5408.360561][ T44] ? worker_thread+0x591/0xcf0
[ 5408.360811][ T44] ? rescuer_thread+0xd10/0xd10
[ 5408.361058][ T44] ? kthread+0x37b/0x5f0
[ 5408.361244][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5408.361479][ T44] ? ret_from_fork+0x1b/0x270
[ 5408.361715][ T44] ? __lock_release+0x5d/0x170
[ 5408.361956][ T44] ? rcu_is_watching+0x12/0xb0
[ 5408.362200][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5408.362440][ T44] ? ret_from_fork+0x1db/0x270
[ 5408.362682][ T44] ? kthread_is_per_cpu+0xc0/0xc0
[ 5408.362918][ T44] ? ret_from_fork_asm+0x11/0x20
[ 5408.363192][ T44]
[ 5408.363375][ T44] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
[ 5408.363855][ T44]
[ 5408.363855][ T44] Showing all locks held in the system:
[ 5408.364541][ T44] 4 locks held by kworker/u16:0/12:
[ 5408.364778][ T44] 1 lock held by khungtaskd/44:
[ 5408.365016][ T44] #0: ffffffffb67881c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 5408.365426][ T44] 1 lock held by modprobe/15651:
[ 5408.365649][ T44] #0: ffffffffb6e7fb90 (pernet_ops_rwsem){++++}-{4:4}, at: register_pernet_subsys+0x1a/0x40
[ 5408.366105][ T44]
[ 5408.366224][ T44] =============================================
[ 5408.366224][ T44]
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr