BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 147s!
BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=-20 stuck for 148s!
Showing busy workqueues and worker pools:
workqueue events: flags=0x100
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=10 refcnt=11
in-flight: 5948:xfrm_state_gc_task for 90s
pending: debugfs_reap_work, 3*nsim_dev_hwstats_traffic_work, 2*psi_avgs_work, vmstat_shepherd, 2*ovs_dp_masks_rebalance
pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=12 refcnt=13
pending: 2*nsim_dev_hwstats_traffic_work, 3*psi_avgs_work, 4*ovs_dp_masks_rebalance, rht_deferred_worker, delayed_vfree_work, free_obj_work
workqueue events_long: flags=0x100
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=3 refcnt=4
pending: 3*defense_work_handler
pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
pending: 3*defense_work_handler
workqueue events_unbound: flags=0x2
pwq 8: cpus=0-1 flags=0x4 nice=0 active=24 refcnt=25
in-flight: 152:cfg80211_wiphy_work for 23s ,58:cfg80211_wiphy_work for 18s ,1035:cfg80211_wiphy_work for 90s cfg80211_wiphy_work ,35:cfg80211_wiphy_work for 24s ,84:toggle_allocation_gate for 24s ,1314:cfg80211_wiphy_work for 24s
pending: flush_memcg_stats_dwork, 6*macvlan_process_broadcast, crng_reseed, 3*cfg80211_wiphy_work, 5*nsim_dev_trap_report_work, cfg80211_wiphy_work
pwq 8: cpus=0-1 flags=0x4 nice=0 active=13 refcnt=14
in-flight: 49:cfg80211_wiphy_work for 24s ,2996:cfg80211_wiphy_work for 24s ,6285:cfg80211_wiphy_work for 24s ,6284:cfg80211_wiphy_work for 43s ,13:cfg80211_wiphy_work for 43s
pending: 3*macvlan_process_broadcast, 5*cfg80211_wiphy_work
workqueue events_freezable: flags=0x104
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: update_balloon_stats_func
workqueue events_power_efficient: flags=0x180
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3
in-flight: 5918:gc_worker for 18s
pending: wg_ratelimiter_gc_entries
pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=10 refcnt=11
in-flight: 5835:crda_timeout_work for 160s
pending: neigh_periodic_work, 2*neigh_managed_work, neigh_periodic_work, reg_check_chans_work, 4*check_lifetime
workqueue rcu_gp: flags=0x108
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
in-flight: 1209:process_srcu for 90s
pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
in-flight: 24:process_srcu for 160s
workqueue mm_percpu_wq: flags=0x108
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: vmstat_update
workqueue writeback: flags=0x4a
pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2
pending: wb_workfn
workqueue ipv6_addrconf: flags=0x6000a
pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=11 MAYDAY
in-flight: 3184(RESCUER):addrconf_verify_work for 90s
inactive: 5*addrconf_verify_work
workqueue krxrpcd: flags=0x2001a
pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=9
pending: rxrpc_peer_keepalive_worker
inactive: 5*rxrpc_peer_keepalive_worker
workqueue bat_events: flags=0x6000a
pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=43
pending: batadv_bla_periodic_work
inactive: batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, 5*batadv_mcast_mla_update, 2*batadv_purge_orig, 8*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_purge_orig, 4*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 3*batadv_iv_send_outstanding_bat_ogm_packet, 5*batadv_tt_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work
workqueue hci0: flags=0x20012
pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4
in-flight: 5839:hci_cmd_sync_work for 61s
workqueue hci1: flags=0x20012
pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4
in-flight: 5838:hci_cmd_sync_work for 61s
workqueue hci2: flags=0x20012
pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4
in-flight: 5837:hci_cmd_sync_work for 61s
workqueue hci3: flags=0x20012
pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4
in-flight: 5830:hci_cmd_sync_work for 61s
workqueue hci4: flags=0x20012
pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4
in-flight: 5833:hci_cmd_sync_work for 62s
workqueue wg-kex-wg0: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg0: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=3 refcnt=4
pending: wg_packet_tx_worker, wg_packet_decrypt_worker, wg_packet_encrypt_worker
workqueue wg-kex-wg1: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg1: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_tx_worker
workqueue wg-kex-wg2: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg2: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_tx_worker
workqueue wg-kex-wg0: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg0: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=3 refcnt=4
pending: wg_packet_tx_worker, wg_packet_decrypt_worker, wg_packet_encrypt_worker
workqueue wg-kex-wg0: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg0: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=4 refcnt=5
in-flight: 5904:wg_packet_encrypt_worker for 18s
pending: wg_packet_tx_worker, wg_packet_decrypt_worker, wg_packet_encrypt_worker
workqueue wg-crypt-wg1: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3
pending: wg_packet_tx_worker, wg_packet_decrypt_worker
workqueue wg-kex-wg1: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg1: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3
pending: wg_packet_tx_worker, wg_packet_decrypt_worker
workqueue wg-kex-wg0: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg0: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=3 refcnt=4
pending: wg_packet_tx_worker, wg_packet_decrypt_worker, wg_packet_encrypt_worker
workqueue wg-kex-wg2: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg2: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3
pending: wg_packet_tx_worker, wg_packet_encrypt_worker
workqueue wg-crypt-wg0: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3
pending: wg_packet_tx_worker, wg_packet_decrypt_worker
workqueue wg-kex-wg2: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg2: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3
pending: wg_packet_tx_worker, wg_packet_encrypt_worker
workqueue wg-kex-wg1: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg1: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_tx_worker
workqueue wg-kex-wg1: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg1: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3
pending: wg_packet_tx_worker, wg_packet_decrypt_worker
workqueue wg-kex-wg2: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg2: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_tx_worker
workqueue wg-kex-wg2: flags=0x124
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg2: flags=0x128
pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
pending: wg_packet_tx_worker
workqueue hci5: flags=0x20012
pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=5
in-flight: 51:hci_rx_work for 0s
inactive: hci_cmd_work
workqueue hci6: flags=0x20012
pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=5
in-flight: 5144:hci_rx_work for 0s
inactive: hci_cmd_work
workqueue hci7: flags=0x20012
pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4
in-flight: 6301:hci_rx_work for 0s
workqueue hci7: flags=0x20012
pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4
in-flight: 5841:hci_power_on for 0s
pool 2: cpus=0 node=0 flags=0x0 nice=0 hung=19s workers=7 idle: 5949 9 10
pool 6: cpus=1 node=0 flags=0x0 nice=0 hung=0s workers=8 idle: 5896 5917 5947 5897 796
pool 8: cpus=0-1 flags=0x4 nice=0 hung=0s workers=15 idle: 2996 6280 58 6285 6284 1314 13 84 35 49 6282 12 6289
pool 9: cpus=0-1 node=0 flags=0x4 nice=-20 hung=0s workers=10 idle: 5842
Showing backtraces of busy workers in stalled worker pools:
pool 6:
task:kworker/1:1 state:D stack:24448 pid:42 tgid:42 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: events_power_efficient reg_check_chans_work
Call Trace:
context_switch kernel/sched/core.c:5298 [inline]
__schedule+0x15dd/0x52d0 kernel/sched/core.c:6911
__schedule_loop kernel/sched/core.c:6993 [inline]
schedule+0x164/0x360 kernel/sched/core.c:7008
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
__mutex_lock_common kernel/locking/mutex.c:692 [inline]
__mutex_lock+0x7fe/0x1300 kernel/locking/mutex.c:776
class_wiphy_constructor include/net/cfg80211.h:6441 [inline]
reg_leave_invalid_chans net/wireless/reg.c:2450 [inline]
reg_check_chans_work+0x171/0xfe0 net/wireless/reg.c:2465
process_one_work kernel/workqueue.c:3276 [inline]
process_scheduled_works+0xb6e/0x18c0 kernel/workqueue.c:3359
worker_thread+0xa53/0xfc0 kernel/workqueue.c:3440
kthread+0x388/0x470 kernel/kthread.c:436
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
pool 6:
task:kworker/1:3 state:D stack:23936 pid:5835 tgid:5835 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: events_power_efficient crda_timeout_work
Call Trace:
context_switch kernel/sched/core.c:5298 [inline]
__schedule+0x15dd/0x52d0 kernel/sched/core.c:6911
__schedule_loop kernel/sched/core.c:6993 [inline]
schedule+0x164/0x360 kernel/sched/core.c:7008
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
__mutex_lock_common kernel/locking/mutex.c:692 [inline]
__mutex_lock+0x7fe/0x1300 kernel/locking/mutex.c:776
crda_timeout_work+0x16/0x80 net/wireless/reg.c:540
process_one_work kernel/workqueue.c:3276 [inline]
process_scheduled_works+0xb6e/0x18c0 kernel/workqueue.c:3359
worker_thread+0xa53/0xfc0 kernel/workqueue.c:3440
kthread+0x388/0x470 kernel/kthread.c:436
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
pool 6:
task:kworker/1:0 state:D stack:25376 pid:24 tgid:24 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: rcu_gp process_srcu
Call Trace:
context_switch kernel/sched/core.c:5298 [inline]
__schedule+0x15dd/0x52d0 kernel/sched/core.c:6911
__schedule_loop kernel/sched/core.c:6993 [inline]
schedule+0x164/0x360 kernel/sched/core.c:7008
exp_funnel_lock kernel/rcu/tree_exp.h:334 [inline]
synchronize_rcu_expedited+0x619/0x770 kernel/rcu/tree_exp.h:961
srcu_readers_active_idx_check kernel/rcu/srcutree.c:567 [inline]
try_check_zero+0x294/0x470 kernel/rcu/srcutree.c:1180
srcu_advance_state kernel/rcu/srcutree.c:1888 [inline]
process_srcu+0x2d3/0x1220 kernel/rcu/srcutree.c:1997
process_one_work kernel/workqueue.c:3276 [inline]
process_scheduled_works+0xb6e/0x18c0 kernel/workqueue.c:3359
worker_thread+0xa53/0xfc0 kernel/workqueue.c:3440
kthread+0x388/0x470 kernel/kthread.c:436
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 6254 Comm: syz.1.88 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:preempt_count_sub+0x37/0x170 kernel/sched/core.c:5793
Code: fc ff df 48 c7 c0 80 94 27 9a 48 c1 e8 03 0f b6 04 18 84 c0 0f 85 c5 00 00 00 83 3d 52 a6 93 18 00 75 25 65 8b 05 f9 41 88 11 <89> c1 81 e1 ff ff ff 7f 39 cf 7f 2a 81 ff ff 00 00 00 0f 93 c1 84
RSP: 0018:ffffc900000077c8 EFLAGS: 00000046
RAX: 0000000000000104 RBX: dffffc0000000000 RCX: ffffffff9a279403
RDX: ffff888028da5b80 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc900000078f8 R08: ffffc9000000788f R09: 0000000000000000
R10: ffffc90000007880 R11: fffff52000000f12 R12: ffff88807c17d080
R13: dffffc0000000000 R14: ffff888028da6040 R15: ffff888028da5b80
FS: 00007f6ce9be26c0(0000) GS:ffff88812545d000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fde1ae8297f CR3: 000000007ac98000 CR4: 00000000003526f0
Call Trace:
class_preempt_destructor include/linux/preempt.h:468 [inline]
__migrate_disable include/linux/sched.h:2453 [inline]
migrate_disable include/linux/sched.h:2468 [inline]
bpf_prog_run_array include/linux/bpf.h:2466 [inline]
trace_call_bpf+0x2e6/0xb70 kernel/trace/bpf_trace.c:145
perf_trace_run_bpf_submit+0x78/0x170 kernel/events/core.c:11329
do_perf_trace_preemptirq_template include/trace/events/preemptirq.h:14 [inline]
perf_trace_preemptirq_template+0x26f/0x350 include/trace/events/preemptirq.h:14
__do_trace_irq_enable include/trace/events/preemptirq.h:40 [inline]
trace_irq_enable+0x110/0x150 include/trace/events/preemptirq.h:40
trace_hardirqs_on+0x18/0x40 kernel/trace/trace_preemptirq.c:73
irqentry_exit+0x59e/0x620 kernel/entry/common.c:242
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:ieee80211_beacon_get_tim+0x1c3/0x2c0 net/mac80211/tx.c:5796
Code: 00 4c 89 fe 4c 21 f6 31 ff e8 b9 06 9c f6 4d 21 f7 75 60 48 8b 04 24 4c 8d b8 cc 06 00 00 4c 89 f8 48 c1 e8 03 42 0f b6 04 28 <84> c0 0f 85 d7 00 00 00 45 8b 37 31 ff 44 89 f6 e8 e8 05 9c f6 45
RSP: 0018:ffffc90000007b80 EFLAGS: 00000a07
RAX: 0000000000000000 RBX: ffff88806d9b2a00 RCX: ffff888028da5b80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000007c38 R08: ffff888056fa0f27 R09: 1ffff1100adf41e4
R10: dffffc0000000000 R11: ffffed100adf41e5 R12: 0000000000000000
R13: dffffc0000000000 R14: 010040004c0b1b94 R15: ffff888056fa158c
ieee80211_beacon_get include/net/mac80211.h:5720 [inline]
mac80211_hwsim_beacon_tx+0x3c5/0x870 drivers/net/wireless/virtual/mac80211_hwsim.c:2361
__iterate_interfaces+0x2ab/0x590 net/mac80211/util.c:760
ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:796
mac80211_hwsim_beacon+0xbb/0x180 drivers/net/wireless/virtual/mac80211_hwsim.c:2395
__run_hrtimer kernel/time/hrtimer.c:1785 [inline]
__hrtimer_run_queues+0x53a/0xcc0 kernel/time/hrtimer.c:1849
hrtimer_run_softirq+0x182/0x5a0 kernel/time/hrtimer.c:1866
handle_softirqs+0x22a/0x870 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x5f/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x90 kernel/kcov.c:313
Code: 11 10 48 89 74 11 18 48 89 44 11 20 e9 49 f2 eb 09 cc 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 04 24 65 48 8b 15 88 89 56 11 65 8b 0d a9 89 56
RSP: 0018:ffffc900053ef2c8 EFLAGS: 00000246
RAX: ffffffff823c2d53 RBX: 8000000065b3a007 RCX: 0000000000080000
RDX: ffffc90005d92000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000001 R09: 1ffffd400032d9d0
R10: dffffc0000000000 R11: fffff9400032d9d1 R12: dffffc0000000000
R13: 8000000065b3a007 R14: ffff88807b76c9b8 R15: ffff88813fe31880
page_table_check_pte_flags mm/page_table_check.c:193 [inline]
__page_table_check_ptes_set+0x3c/0x320 mm/page_table_check.c:210
page_table_check_ptes_set include/linux/page_table_check.h:83 [inline]
set_ptes include/linux/pgtable.h:413 [inline]
__copy_present_ptes mm/memory.c:1115 [inline]
copy_present_ptes mm/memory.c:1194 [inline]
copy_pte_range mm/memory.c:1317 [inline]
copy_pmd_range+0x4f5a/0x8050 mm/memory.c:1405
copy_pud_range mm/memory.c:1442 [inline]
copy_p4d_range mm/memory.c:1466 [inline]
copy_page_range+0xbe8/0x11f0 mm/memory.c:1552
dup_mmap+0xf40/0x1d90 mm/mmap.c:1841
dup_mm kernel/fork.c:1531 [inline]
copy_mm+0x13b/0x4a0 kernel/fork.c:1583
copy_process+0x18b6/0x3cd0 kernel/fork.c:2223
kernel_clone+0x248/0x8e0 kernel/fork.c:2653
__do_sys_clone kernel/fork.c:2794 [inline]
__se_sys_clone kernel/fork.c:2778 [inline]
__x64_sys_clone+0x1b6/0x230 kernel/fork.c:2778
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6ce8d9c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6ce9be1fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f6ce9015fa0 RCX: 00007f6ce8d9c799
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f6ce8e32c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6ce9016038 R14: 00007f6ce9015fa0 R15: 00007ffcbdd78318
----------------
Code disassembly (best guess):
0: fc cld
1: ff lcall (bad)
2: df 48 c7 fisttps -0x39(%rax)
5: c0 80 94 27 9a 48 c1 rolb $0xc1,0x489a2794(%rax)
c: e8 03 0f b6 04 call 0x4b60f14
11: 18 84 c0 0f 85 c5 00 sbb %al,0xc5850f(%rax,%rax,8)
18: 00 00 add %al,(%rax)
1a: 83 3d 52 a6 93 18 00 cmpl $0x0,0x1893a652(%rip) # 0x1893a673
21: 75 25 jne 0x48
23: 65 8b 05 f9 41 88 11 mov %gs:0x118841f9(%rip),%eax # 0x11884223
* 2a: 89 c1 mov %eax,%ecx <-- trapping instruction
2c: 81 e1 ff ff ff 7f and $0x7fffffff,%ecx
32: 39 cf cmp %ecx,%edi
34: 7f 2a jg 0x60
36: 81 ff ff 00 00 00 cmp $0xff,%edi
3c: 0f 93 c1 setae %cl
3f: 84 .byte 0x84