rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 1-...!: (1 GPs behind) idle=5fd/1/0x4000000000000000 softirq=197905/197906 fqs=2 rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P16151/1:b..l (detected by 0, t=10502 jiffies, g=282201, q=123 ncpus=2) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 16344 Comm: syz-executor.3 Not tainted 5.19.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:rcu_read_lock_sched_held+0x0/0x70 kernel/rcu/update.c:120 Code: 41 5c 49 c1 ec 09 49 83 f4 01 41 83 e4 01 44 89 e0 41 5c c3 45 31 e4 44 89 e0 41 5c c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 <41> 54 41 bc 01 00 00 00 e8 c3 8c 12 08 85 c0 75 06 44 89 e0 41 5c RSP: 0018:ffffc900001f0d00 EFLAGS: 00000046 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff815e5601 RDX: dffffc0000000000 RSI: 0000000000000008 RDI: ffffffff8dbb7450 RBP: 1ffff9200003e1a3 R08: 0000000000000000 R09: ffffffff8dbb7457 R10: fffffbfff1b76e8a R11: 0000000000000001 R12: ffffffff8bd866e0 R13: 190639d404565986 R14: ffff88801b9ed4a0 R15: 190639d404565986 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9d037691b8 CR3: 0000000054aea000 CR4: 0000000000350ee0 Call Trace: trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0x560/0x780 kernel/locking/lockdep.c:5676 rcu_lock_release include/linux/rcupdate.h:274 [inline] rcu_read_unlock include/linux/rcupdate.h:728 [inline] advance_sched+0x507/0x9a0 net/sched/sch_taprio.c:770 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x609/0xe50 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x31c/0x790 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1095 [inline] __sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1112 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:check_kcov_mode kernel/kcov.c:166 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x7/0x60 kernel/kcov.c:200 Code: 4c 00 5d be 03 00 00 00 e9 66 bf 81 02 66 0f 1f 44 00 00 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 65 8b 05 a9 f8 87 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 80 6f 02 00 a9 RSP: 0018:ffffc9000790faa8 EFLAGS: 00000246 RAX: 0000000080000000 RBX: ffff888028ae9d80 RCX: ffffffff848e20b7 RDX: ffff888028ae9d80 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 1ffff92000f21f56 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: dffffc0000000000 R14: ffff888028ae9d80 R15: ffff888028aea3a0 proc_exit_connector+0x376/0x500 drivers/connector/cn_proc.c:283 do_exit+0x1612/0x2a00 kernel/exit.c:816 do_group_exit+0xd2/0x2f0 kernel/exit.c:925 get_signal+0x2542/0x2600 kernel/signal.c:2857 arch_do_signal_or_restart+0x82/0x2300 arch/x86/kernel/signal.c:869 exit_to_user_mode_loop kernel/entry/common.c:166 [inline] exit_to_user_mode_prepare+0x15f/0x250 kernel/entry/common.c:201 __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline] syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:294 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x46/0xb0 RIP: 0033:0x7f9cf1e89109 Code: Unable to access opcode bytes at RIP 0x7f9cf1e890df. RSP: 002b:00007f9cf305c218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f9cf1f9bf68 RCX: 00007f9cf1e89109 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f9cf1f9bf68 RBP: 00007f9cf1f9bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9cf1f9bf6c R13: 00007ffc47b11b4f R14: 00007f9cf305c300 R15: 0000000000022000 task:kworker/u4:16 state:R running task stack:26344 pid:16151 ppid: 2 flags:0x00004000 Workqueue: netns cleanup_net Call Trace: context_switch kernel/sched/core.c:5116 [inline] __schedule+0xa00/0x4b30 kernel/sched/core.c:6428 preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:6736 irqentry_exit+0x31/0x80 kernel/entry/common.c:428 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:check_region_inline mm/kasan/generic.c:170 [inline] RIP: 0010:kasan_check_range+0x12c/0x180 mm/kasan/generic.c:189 Code: 00 74 ef 49 8d 04 2c 48 85 d2 75 0b 48 89 da 48 29 c2 e9 55 ff ff ff 49 39 d2 75 17 49 0f be 02 41 83 e1 07 49 39 c1 7d 0a 5b 01 00 00 00 5d 41 5c c3 44 89 c2 e8 c3 ef ff ff 5b 83 f0 01 5d RSP: 0018:ffffc900079bfa18 EFLAGS: 00000246 RAX: fffffbfff1b76e8b RBX: 1ffff92000f37f48 RCX: ffffffff815e5d98 RDX: fffffbfff1b76e8b RSI: 0000000000000008 RDI: ffffffff8dbb7450 RBP: fffffbfff1b76e8a R08: 0000000000000000 R09: ffffffff8dbb7457 R10: fffffbfff1b76e8a R11: 0000000000000001 R12: 0000000000000002 R13: 0000000000000000 R14: ffffffff8bd866e0 R15: 0000000000000000 instrument_atomic_read include/linux/instrumented.h:71 [inline] test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline] cpumask_test_cpu include/linux/cpumask.h:379 [inline] cpu_online include/linux/cpumask.h:921 [inline] trace_lock_acquire include/trace/events/lock.h:24 [inline] lock_acquire+0xb8/0x570 kernel/locking/lockdep.c:5636 rcu_lock_acquire include/linux/rcupdate.h:269 [inline] rcu_read_lock include/linux/rcupdate.h:695 [inline] inet_twsk_purge+0x117/0x850 net/ipv4/inet_timewait_sock.c:269 tcp_sk_exit_batch+0x1d/0xa0 net/ipv4/tcp_ipv4.c:3172 ops_exit_list+0x125/0x170 net/core/net_namespace.c:167 cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:594 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 rcu: rcu_preempt kthread starved for 10498 jiffies! g282201 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:28376 pid: 17 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5116 [inline] __schedule+0xa00/0x4b30 kernel/sched/core.c:6428 schedule+0xd2/0x1f0 kernel/sched/core.c:6500 schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1935 rcu_gp_fqs_loop+0x186/0x810 kernel/rcu/tree.c:1999 rcu_gp_kthread+0x1de/0x320 kernel/rcu/tree.c:2187 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 rcu: Stack dump where RCU GP kthread last ran: NMI backtrace for cpu 0 CPU: 0 PID: 15439 Comm: kworker/u4:11 Not tainted 5.19.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events_unbound toggle_allocation_gate Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 nmi_cpu_backtrace.cold+0x47/0x144 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x1e6/0x230 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline] rcu_check_gp_kthread_starvation.cold+0x1fb/0x200 kernel/rcu/tree_stall.h:518 print_other_cpu_stall kernel/rcu/tree_stall.h:623 [inline] check_cpu_stall kernel/rcu/tree_stall.h:771 [inline] rcu_pending kernel/rcu/tree.c:3977 [inline] rcu_sched_clock_irq+0x2316/0x2370 kernel/rcu/tree.c:2675 update_process_times+0x11a/0x1a0 kernel/time/timer.c:1839 tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:243 tick_sched_timer+0xee/0x120 kernel/time/tick-sched.c:1481 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x1c0/0xe50 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x31c/0x790 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1095 [inline] __sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1112 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:csd_lock_wait kernel/smp.c:414 [inline] RIP: 0010:smp_call_function_many_cond+0x499/0x1110 kernel/smp.c:988 Code: 01 89 ee e8 99 94 0a 00 85 ed 74 47 48 8b 04 24 49 89 c4 83 e0 07 49 c1 ec 03 48 89 c5 4d 01 fc 83 c5 03 e8 39 98 0a 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 21 0a 00 00 8b 43 08 31 RSP: 0018:ffffc9000de97950 EFLAGS: 00000293 RAX: 0000000000000000 RBX: ffff8880b9b401e0 RCX: 0000000000000000 RDX: ffff888021125880 RSI: ffffffff816fde57 RDI: 0000000000000005 RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffffed101736803d R13: 0000000000000001 R14: 0000000000000001 R15: dffffc0000000000 on_each_cpu_cond_mask+0x56/0xa0 kernel/smp.c:1154 on_each_cpu include/linux/smp.h:71 [inline] text_poke_sync arch/x86/kernel/alternative.c:1231 [inline] text_poke_bp_batch+0x233/0x6c0 arch/x86/kernel/alternative.c:1419 text_poke_flush arch/x86/kernel/alternative.c:1589 [inline] text_poke_flush arch/x86/kernel/alternative.c:1586 [inline] text_poke_finish+0x16/0x30 arch/x86/kernel/alternative.c:1596 arch_jump_label_transform_apply+0x13/0x20 arch/x86/kernel/jump_label.c:146 jump_label_update+0x32f/0x410 kernel/jump_label.c:830 static_key_enable_cpuslocked+0x1b1/0x260 kernel/jump_label.c:177 static_key_enable+0x16/0x20 kernel/jump_label.c:190 toggle_allocation_gate mm/kfence/core.c:808 [inline] toggle_allocation_gate+0x100/0x390 mm/kfence/core.c:800 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 238s! Showing busy workqueues and worker pools: workqueue events: flags=0x0 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 pending: macvlan_process_broadcast, macvlan_process_broadcast pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=14/256 refcnt=15 in-flight: 18314:bpf_map_free_deferred pending: psi_avgs_work, psi_avgs_work, ovs_dp_masks_rebalance, psi_avgs_work, ovs_dp_masks_rebalance, rht_deferred_worker, rht_deferred_worker, switchdev_deferred_process_work, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker workqueue events_highpri: flags=0x10 pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 pending: mix_interrupt_randomness pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 pending: mix_interrupt_randomness workqueue events_long: flags=0x0 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=52/256 refcnt=53 pending: br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup workqueue events_unbound: flags=0x2 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512 refcnt=5 in-flight: 15439:toggle_allocation_gate pending: flush_memcg_stats_dwork workqueue events_power_efficient: flags=0x80 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 in-flight: 15808:wg_ratelimiter_gc_entries pending: neigh_periodic_work pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 pending: gc_worker, neigh_managed_work, neigh_periodic_work, do_cache_clean workqueue netns: flags=0xe000a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=5 in-flight: 16151:cleanup_net inactive: cleanup_net workqueue writeback: flags=0x4a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=4 pending: wb_workfn workqueue kblockd: flags=0x18 pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 pending: blk_mq_timeout_work workqueue ipv6_addrconf: flags=0x40008 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=5 pending: addrconf_verify_work inactive: addrconf_verify_work, addrconf_verify_work, addrconf_verify_work pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=4 pending: addrconf_verify_work inactive: addrconf_verify_work, addrconf_verify_work workqueue krxrpcd: flags=0x0 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=11 pending: rxrpc_peer_keepalive_worker inactive: rxrpc_peer_keepalive_worker, rxrpc_discard_expired_client_conns, rxrpc_discard_expired_client_conns, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=9 pending: rxrpc_peer_keepalive_worker inactive: rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_discard_expired_client_conns workqueue bat_events: flags=0xe000a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=201 in-flight: 21052:batadv_nc_worker inactive: batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update , batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_mcast_mla_update, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_nc_worker, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_iv_send_outstanding_bat_ogm_packet, batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig , batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_iv_send_outstanding_bat_ogm_packet, batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge , batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_tt_purge, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_dat_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_dat_purge, batadv_dat_purge, batadv_dat_purge, batadv_dat_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_dat_purge , batadv_dat_purge, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_dat_purge, batadv_dat_purge, batadv_dat_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_bla_periodic_work, batadv_dat_purge, batadv_dat_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_dat_purge, batadv_dat_purge, batadv_dat_purge workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=4 pending: wg_packet_handshake_send_worker workqueue phy8: flags=0xa0002 pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 pending: ieee80211_iface_work workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=5 in-flight: 3467:wg_packet_handshake_send_worker pending: wg_packet_handshake_send_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=4 pending: wg_packet_handshake_send_worker workqueue phy13: flags=0xa0002 pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 pending: ieee80211_iface_work workqueue phy14: flags=0xa0002 pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 pending: ieee80211_iface_work workqueue bond18: flags=0xa000a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 pending: bond_mii_monitor workqueue bond19: flags=0xa000a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 pending: bond_alb_monitor workqueue bond20: flags=0xa000a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 pending: bond_mii_monitor workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=3/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=4 pending: wg_queued_expired_zero_key_material workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=5 pending: wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue bond21: flags=0xa000a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 pending: bond_mii_monitor workqueue bond22: flags=0xa000a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 pending: bond_alb_monitor workqueue bond23: flags=0xa000a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 pending: bond_mii_monitor workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=5 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=5 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=0s workers=4 idle: 3115 9451 18294 pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=0s workers=19 idle: 15802 15815 15814 15812 25414 4987 3563 4990 12941 12946 6293 3556 12940 15813 15806 15809 15810 12964 pool 4: cpus=0-1 flags=0x4 nice=0 hung=0s workers=9 idle: 31086 42 4635 4261 4444 ---------------- Code disassembly (best guess): 0: 41 5c pop %r12 2: 49 c1 ec 09 shr $0x9,%r12 6: 49 83 f4 01 xor $0x1,%r12 a: 41 83 e4 01 and $0x1,%r12d e: 44 89 e0 mov %r12d,%eax 11: 41 5c pop %r12 13: c3 retq 14: 45 31 e4 xor %r12d,%r12d 17: 44 89 e0 mov %r12d,%eax 1a: 41 5c pop %r12 1c: c3 retq 1d: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1) 24: 00 00 00 00 28: 66 90 xchg %ax,%ax * 2a: 41 54 push %r12 <-- trapping instruction 2c: 41 bc 01 00 00 00 mov $0x1,%r12d 32: e8 c3 8c 12 08 callq 0x8128cfa 37: 85 c0 test %eax,%eax 39: 75 06 jne 0x41 3b: 44 89 e0 mov %r12d,%eax 3e: 41 5c pop %r12