INFO: task kworker/u8:5:955 blocked for more than 147 seconds. Not tainted 6.10.0-rc6-next-20240703-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:5 state:D stack:24592 pid:955 tgid:955 ppid:2 flags:0x00004000 Workqueue: netns cleanup_net Call Trace: context_switch kernel/sched/core.c:5248 [inline] __schedule+0x1800/0x4a60 kernel/sched/core.c:6600 __schedule_loop kernel/sched/core.c:6677 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6692 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6749 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 wg_netns_pre_exit+0x1f/0x1e0 drivers/net/wireguard/device.c:414 ops_pre_exit_list net/core/net_namespace.c:163 [inline] cleanup_net+0x615/0xcc0 net/core/net_namespace.c:620 process_one_work kernel/workqueue.c:3224 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3305 worker_thread+0x86d/0xd40 kernel/workqueue.c:3383 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 INFO: task syz-executor:5304 blocked for more than 147 seconds. Not tainted 6.10.0-rc6-next-20240703-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:24992 pid:5304 tgid:5304 ppid:1 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5248 [inline] __schedule+0x1800/0x4a60 kernel/sched/core.c:6600 __schedule_loop kernel/sched/core.c:6677 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6692 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6749 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 rtnl_lock net/core/rtnetlink.c:149 [inline] rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x7f0/0x990 net/netlink/af_netlink.c:1357 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 __sys_sendto+0x3a4/0x4f0 net/socket.c:2204 __do_sys_sendto net/socket.c:2216 [inline] __se_sys_sendto net/socket.c:2212 [inline] __x64_sys_sendto+0xde/0x100 net/socket.c:2212 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f13c677796c RSP: 002b:00007ffc6bd992f0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f13c7434620 RCX: 00007f13c677796c RDX: 0000000000000028 RSI: 00007f13c7434670 RDI: 0000000000000003 RBP: 0000000000000000 R08: 00007ffc6bd99344 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003 R13: 0000000000000000 R14: 00007f13c7434670 R15: 0000000000000000 INFO: task syz-executor:5307 blocked for more than 148 seconds. Not tainted 6.10.0-rc6-next-20240703-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:24992 pid:5307 tgid:5307 ppid:1 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5248 [inline] __schedule+0x1800/0x4a60 kernel/sched/core.c:6600 __schedule_loop kernel/sched/core.c:6677 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6692 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6749 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 rtnl_lock net/core/rtnetlink.c:149 [inline] rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x7f0/0x990 net/netlink/af_netlink.c:1357 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 __sys_sendto+0x3a4/0x4f0 net/socket.c:2204 __do_sys_sendto net/socket.c:2216 [inline] __se_sys_sendto net/socket.c:2212 [inline] __x64_sys_sendto+0xde/0x100 net/socket.c:2212 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7efdea17796c RSP: 002b:00007ffec3b861a0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007efdeae34620 RCX: 00007efdea17796c RDX: 0000000000000028 RSI: 00007efdeae34670 RDI: 0000000000000003 RBP: 0000000000000000 R08: 00007ffec3b861f4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003 R13: 0000000000000000 R14: 00007efdeae34670 R15: 0000000000000000 Showing all locks held in the system: 2 locks held by kworker/0:0/8: 3 locks held by kworker/0:1/9: 4 locks held by kworker/u8:0/11: #0: ffff888064a64148 ( (wq_completion)wg-kex-wg2 #7){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3199 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3305 #1: ffffc90000107d00 ( (work_completion)(&peer->transmit_handshake_work) ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3200 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3305 #2: ffff888064429248 ( &wg->static_identity.lock ){++++}-{3:3} , at: wg_noise_handshake_create_initiation+0x120/0xf30 drivers/net/wireguard/noise.c:529 #3: ffff88802a3ce0f8 ( &handshake->lock ){++++}-{3:3} , at: wg_noise_handshake_create_initiation+0x132/0xf30 drivers/net/wireguard/noise.c:530 3 locks held by kworker/u8:1/12: #0: ffff88802a649148 ( (wq_completion)ipv6_addrconf ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3199 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3305 #1: ffffc90000117d00 ( (work_completion)(&(&net->ipv6.addr_chk_work)->work) ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3200 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3305 #2: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 1 lock held by khungtaskd/30: #0: ffffffff8e335860 (rcu_read_lock){....}-{1:2} , at: rcu_lock_acquire include/linux/rcupdate.h:333 [inline] , at: rcu_read_lock include/linux/rcupdate.h:845 [inline] , at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6704 1 lock held by khugepaged/38: #0: ffffffff8e3f02a8 ( lock #3 ){+.+.}-{3:3} , at: __lru_add_drain_all+0x66/0x560 mm/swap.c:856 4 locks held by kworker/1:1/47: #0: ffff888064b14d48 ((wq_completion)wg-kex-wg2 #8 ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3199 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3305 #1: ffffc90000b77d00 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __ptr = (unsigned long) ((typeof(*((worker))) *)((worker))); (typeof((typeof(*((worker))) *)((worker)))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work) ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3200 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3305 #2: ffff888064429248 ( &wg->static_identity.lock){++++}-{3:3} , at: wg_noise_handshake_consume_initiation+0x156/0xf70 drivers/net/wireguard/noise.c:598 #3: ffff88802a3ce0f8 (&handshake->lock ){++++}-{3:3} , at: wg_noise_handshake_consume_initiation+0x844/0xf70 drivers/net/wireguard/noise.c:632 2 locks held by kworker/0:2/930: 4 locks held by kworker/u8:5/955: #0: ffff888015edd948 ( (wq_completion)netns ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3199 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3305 #1: ffffc90003b47d00 (net_cleanup_work ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3200 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3305 #2: ffffffff8f5f2c10 ( pernet_ops_rwsem ){++++}-{3:3} , at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:594 #3: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: wg_netns_pre_exit+0x1f/0x1e0 drivers/net/wireguard/device.c:414 2 locks held by kworker/u8:11/2878: 2 locks held by getty/4855: #0: ffff88802a80b0a0 ( &tty->ldisc_sem ){++++}-{0:0} , at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc900031332f0 (&ldata->atomic_read_lock ){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2211 1 lock held by syz-executor/5101: #0: ffffffff8f5ff788 ( rtnl_mutex){+.+.}-{3:3}, at: tun_detach drivers/net/tun.c:698 [inline] rtnl_mutex){+.+.}-{3:3}, at: tun_chr_close+0x3e/0x1b0 drivers/net/tun.c:3500 4 locks held by kworker/0:6/5154: 3 locks held by kworker/0:7/5197: #0: ffff888015081948 ((wq_completion)events_power_efficient ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3199 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3305 #1: ffffc900041c7d00 ( (crda_timeout).work ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3200 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3305 #2: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: crda_timeout_work+0x15/0x50 net/wireless/reg.c:540 4 locks held by kworker/0:8/5199: 1 lock held by syz.4.11/5231: #0: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: tun_detach drivers/net/tun.c:698 [inline] , at: tun_chr_close+0x3e/0x1b0 drivers/net/tun.c:3500 1 lock held by syz.1.32/5296: #0: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: tun_detach drivers/net/tun.c:698 [inline] , at: tun_chr_close+0x3e/0x1b0 drivers/net/tun.c:3500 6 locks held by syz.0.33/5305: 1 lock held by syz-executor/5304: #0: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: rtnl_lock net/core/rtnetlink.c:149 [inline] , at: rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 1 lock held by syz-executor/5307: #0: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: rtnl_lock net/core/rtnetlink.c:149 [inline] , at: rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 1 lock held by syz-executor/5330: #0: ffffffff8f5ff788 ( rtnl_mutex){+.+.}-{3:3} , at: rtnl_lock net/core/rtnetlink.c:149 [inline] , at: rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 1 lock held by syz-executor/5332: #0: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: rtnl_lock net/core/rtnetlink.c:149 [inline] , at: rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 1 lock held by syz-executor/5336: #0: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: rtnl_lock net/core/rtnetlink.c:149 [inline] , at: rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 1 lock held by syz-executor/5341: #0: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: rtnl_lock net/core/rtnetlink.c:149 [inline] , at: rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 1 lock held by syz-executor/5343: #0: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: rtnl_lock net/core/rtnetlink.c:149 [inline] , at: rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 1 lock held by syz-executor/5345: #0: ffffffff8f5ff788 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:149 [inline] (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 1 lock held by syz-executor/5347: #0: ffffffff8f5ff788 ( rtnl_mutex ){+.+.}-{3:3} , at: rtnl_lock net/core/rtnetlink.c:149 [inline] , at: rtnetlink_rcv_msg+0x847/0x1180 net/core/rtnetlink.c:6725 ============================================= NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc6-next-20240703-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline] watchdog+0xfee/0x1030 kernel/hung_task.c:379 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Sending NMI from CPU 1 to CPUs 0: context_switch kernel/sched/core.c:5248 [inline] __schedule+0x1800/0x4a60 kernel/sched/core.c:6600 __schedule_loop kernel/sched/core.c:6677 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6692 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6749 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 5305 Comm: syz.0.33 Not tainted 6.10.0-rc6-next-20240703-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:lockdep_hardirqs_off+0x6/0x110 kernel/locking/lockdep.c:4476 Code: e8 4f fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 56 <53> 48 83 ec 10 65 48 8b 04 25 28 00 00 00 48 89 44 24 08 83 3d ec RSP: 0018:ffffc90000007460 EFLAGS: 00000046 RAX: ffffffff81735c3c RBX: ffffffff81735c41 RCX: ffff888019b00000 RDX: 0000000000000102 RSI: 0000000000000200 RDI: ffffffff81735c41 RBP: ffffc90000007610 R08: ffffffff81735c26 R09: 205b5d3338323533 R10: 5b5d333832353335 R11: 205d304320202020 R12: ffffffff8eb2cb40 R13: dffffc0000000000 R14: 0000000000000200 R15: ffffc90000007560 FS: 00007f2a545086c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000562294d970c0 CR3: 000000007ce00000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: trace_hardirqs_off+0x12/0x40 kernel/trace/trace_preemptirq.c:87 console_emit_next_record kernel/printk/printk.c:2953 [inline] console_flush_all+0x781/0xf50 kernel/printk/printk.c:3032 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3103 vprintk_emit+0x7a1/0x900 kernel/printk/printk.c:2423 _printk+0xd5/0x120 kernel/printk/printk.c:2450 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline] show_trace_log_lvl+0x43a/0x520 arch/x86/kernel/dumpstack.c:285 sched_show_task+0x506/0x6d0 kernel/sched/core.c:7509 report_rtnl_holders+0x320/0x3f0 net/core/rtnetlink.c:110 call_timer_fn+0x18e/0x650 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1843 [inline] __run_timers kernel/time/timer.c:2417 [inline] __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2428 run_timer_base kernel/time/timer.c:2437 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2447 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:unwind_next_frame+0x6b0/0x2a00 arch/x86/kernel/unwind_orc.c:505 Code: e8 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 88 1b 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 93 1b 00 00 0f b6 5d 01 <83> e3 07 48 89 df 48 c7 c6 80 12 1a 8e e8 4e 8b 52 00 48 85 db 74 RSP: 0018:ffffc90008976c68 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000040000 RDX: ffffc90009a8c000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffffff90d07996 R08: ffffffff8140fc60 R09: ffffc90008976e30 R10: 0000000000000003 R11: ffffffff817f2bd0 R12: ffffffff9028f6c4 R13: dffffc0000000000 R14: 1ffff9200112eda8 R15: ffffffff90d07992 arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:312 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:338 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3975 [inline] slab_alloc_node mm/slub.c:4037 [inline] kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4044 alloc_buffer_head+0x2a/0x290 fs/buffer.c:3023 folio_alloc_buffers+0x241/0x5b0 fs/buffer.c:929 create_empty_buffers+0x3a/0x740 fs/buffer.c:1671 block_read_full_folio+0x25c/0xcd0 fs/buffer.c:2385 filemap_read_folio+0x1a0/0x790 mm/filemap.c:2355 do_read_cache_folio+0x134/0x820 mm/filemap.c:3789 do_read_cache_page+0x30/0x200 mm/filemap.c:3855 read_mapping_page include/linux/pagemap.h:907 [inline] dir_get_page fs/sysv/dir.c:64 [inline] sysv_find_entry+0x1af/0x410 fs/sysv/dir.c:157 sysv_inode_by_name+0x98/0x1f0 fs/sysv/dir.c:374 sysv_lookup+0x6b/0xe0 fs/sysv/namei.c:38 __lookup_slow+0x28c/0x3f0 fs/namei.c:1718 lookup_slow+0x53/0x70 fs/namei.c:1735 walk_component fs/namei.c:2030 [inline] link_path_walk+0x9ea/0xea0 fs/namei.c:2357 path_openat+0x25d/0x3470 fs/namei.c:3839 do_filp_open+0x235/0x490 fs/namei.c:3870 do_sys_openat2+0x13e/0x1d0 fs/open.c:1416 do_sys_open fs/open.c:1431 [inline] __do_sys_openat fs/open.c:1447 [inline] __se_sys_openat fs/open.c:1442 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1442 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2a53775bd9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2a54508048 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f2a53904038 RCX: 00007f2a53775bd9 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: ffffffffffffff9c RBP: 00007f2a537e4e60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f2a53904038 R15: 00007ffd01f8f8b8