INFO: task syz.3.135:6704 blocked for more than 143 seconds. Not tainted 6.12.0-rc2-syzkaller-00006-g87d6aab2389e #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.135 state:D stack:23264 pid:6704 tgid:6703 ppid:5373 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x1843/0x4ae0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6767 percpu_rwsem_wait+0x3c2/0x450 kernel/locking/percpu-rwsem.c:162 __percpu_down_read+0xee/0x130 kernel/locking/percpu-rwsem.c:177 percpu_down_read include/linux/percpu-rwsem.h:65 [inline] __sb_start_write include/linux/fs.h:1716 [inline] sb_start_write+0x184/0x1c0 include/linux/fs.h:1852 mnt_want_write+0x3f/0x90 fs/namespace.c:515 filename_create+0x184/0x540 fs/namei.c:4019 do_symlinkat+0xf9/0x3a0 fs/namei.c:4634 __do_sys_symlinkat fs/namei.c:4657 [inline] __se_sys_symlinkat fs/namei.c:4654 [inline] __x64_sys_symlinkat+0x95/0xb0 fs/namei.c:4654 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: 0033:0x7fbc7197dff9 RSP: 002b:00007fbc72808038 EFLAGS: 00000246 ORIG_RAX: 000000000000010a RAX: ffffffffffffffda RBX: 00007fbc71b35f80 RCX: 00007fbc7197dff9 RDX: 0000000020000000 RSI: ffffffffffffff9c RDI: 00000000200001c0 RBP: 00007fbc719f0296 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fbc71b35f80 R15: 00007ffed6c1a598 INFO: task syz.3.135:6721 blocked for more than 143 seconds. Not tainted 6.12.0-rc2-syzkaller-00006-g87d6aab2389e #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.135 state:D stack:24896 pid:6721 tgid:6703 ppid:5373 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x1843/0x4ae0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6767 xfs_ail_push_all_sync+0x236/0x310 fs/xfs/xfs_trans_ail.c:726 xfs_log_quiesce+0xdf/0x5b0 fs/xfs/xfs_log.c:1018 xfs_fs_freeze+0x8d/0x1a0 fs/xfs/xfs_super.c:936 freeze_super+0x81b/0xee0 fs/super.c:2107 fs_bdev_freeze+0x1ac/0x320 fs/super.c:1484 bdev_freeze+0xd6/0x220 block/bdev.c:257 xfs_fs_goingdown+0xa9/0x160 fs/xfs/xfs_fsops.c:446 xfs_file_ioctl+0x12e5/0x1a30 fs/xfs/xfs_ioctl.c:1343 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:893 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: 0033:0x7fbc7197dff9 RSP: 002b:00007fbc727e7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fbc71b36058 RCX: 00007fbc7197dff9 RDX: 0000000020000080 RSI: 000000008004587d RDI: 0000000000000006 RBP: 00007fbc719f0296 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fbc71b36058 R15: 00007ffed6c1a598 INFO: task syz.3.135:6725 blocked for more than 143 seconds. Not tainted 6.12.0-rc2-syzkaller-00006-g87d6aab2389e #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.135 state:D stack:25504 pid:6725 tgid:6703 ppid:5373 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x1843/0x4ae0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6767 percpu_rwsem_wait+0x3c2/0x450 kernel/locking/percpu-rwsem.c:162 __percpu_down_read+0xee/0x130 kernel/locking/percpu-rwsem.c:177 percpu_down_read include/linux/percpu-rwsem.h:65 [inline] __sb_start_write include/linux/fs.h:1716 [inline] sb_start_write+0x184/0x1c0 include/linux/fs.h:1852 mnt_want_write+0x3f/0x90 fs/namespace.c:515 filename_create+0x184/0x540 fs/namei.c:4019 do_mkdirat+0xbd/0x3a0 fs/namei.c:4272 __do_sys_mkdirat fs/namei.c:4295 [inline] __se_sys_mkdirat fs/namei.c:4293 [inline] __x64_sys_mkdirat+0x87/0xa0 fs/namei.c:4293 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: 0033:0x7fbc7197c897 RSP: 002b:00007fbc727c5e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007fbc727c5ef0 RCX: 00007fbc7197c897 RDX: 00000000000001ff RSI: 0000000020000040 RDI: 00000000ffffff9c RBP: 0000000020000140 R08: 0000000020000000 R09: 0000000000000000 R10: 0000000020000140 R11: 0000000000000246 R12: 0000000020000040 R13: 00007fbc727c5eb0 R14: 0000000000000000 R15: 0000000000000000 Showing all locks held in the system: 1 lock held by khungtaskd/30: #0: ffffffff8e937de0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline] #0: ffffffff8e937de0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffffffff8e937de0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6720 3 locks held by kworker/u8:4/63: 3 locks held by kworker/u8:5/1104: #0: ffff88801baeb148 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3204 [inline] #0: ffff88801baeb148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1850 kernel/workqueue.c:3310 #1: ffffc90003db7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3205 [inline] #1: ffffc90003db7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1850 kernel/workqueue.c:3310 #2: ffffffff8fcb2cd0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:580 3 locks held by kworker/u8:6/1830: #0: ffff88801ac89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3204 [inline] #0: ffff88801ac89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1850 kernel/workqueue.c:3310 #1: ffffc9000479fd00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3205 [inline] #1: ffffc9000479fd00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1850 kernel/workqueue.c:3310 #2: ffffffff8fcbf7c8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60 net/core/link_watch.c:276 2 locks held by kworker/u8:7/2912: #0: ffff88801ac89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3204 [inline] #0: ffff88801ac89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1850 kernel/workqueue.c:3310 #1: ffffc90009547d00 (connector_reaper_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3205 [inline] #1: ffffc90009547d00 (connector_reaper_work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1850 kernel/workqueue.c:3310 2 locks held by kworker/u8:8/2958: #0: ffff88801ac89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3204 [inline] #0: ffff88801ac89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1850 kernel/workqueue.c:3310 #1: ffffc90009877d00 ((reaper_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3205 [inline] #1: ffffc90009877d00 ((reaper_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1850 kernel/workqueue.c:3310 3 locks held by kworker/u8:9/2986: #0: ffff88802dc6e948 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3204 [inline] #0: ffff88802dc6e948 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1850 kernel/workqueue.c:3310 #1: ffffc900094d7d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3205 [inline] #1: ffffc900094d7d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1850 kernel/workqueue.c:3310 #2: ffffffff8fcbf7c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xd0/0x16f0 net/ipv6/addrconf.c:4196 2 locks held by getty/4977: #0: ffff88802e6bc0a0 (&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+0x6a6/0x1e00 drivers/tty/n_tty.c:2211 3 locks held by kworker/1:6/5276: #0: ffff88801ac80948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3204 [inline] #0: ffff88801ac80948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1850 kernel/workqueue.c:3310 #1: ffffc90004107d00 (deferred_process_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3205 [inline] #1: ffffc90004107d00 (deferred_process_work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1850 kernel/workqueue.c:3310 #2: ffffffff8fcbf7c8 (rtnl_mutex){+.+.}-{3:3}, at: switchdev_deferred_process_work+0xe/0x20 net/switchdev/switchdev.c:104 1 lock held by syz.3.135/6704: #0: ffff88807adba420 (sb_writers#21){++++}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:515 5 locks held by syz.3.135/6721: #0: ffff888148c4ddb0 (&bdev->bd_fsfreeze_mutex){+.+.}-{3:3}, at: bdev_freeze+0x2a/0x220 block/bdev.c:248 #1: ffff88807adba420 (sb_writers#21){++++}-{0:0}, at: sb_wait_write fs/super.c:1896 [inline] #1: ffff88807adba420 (sb_writers#21){++++}-{0:0}, at: freeze_super+0x4e9/0xee0 fs/super.c:2085 #2: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock fs/super.c:56 [inline] #2: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline] #2: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: freeze_super+0x4f1/0xee0 fs/super.c:2086 #3: ffff88807adba518 (sb_pagefaults#3){++++}-{0:0}, at: sb_wait_write fs/super.c:1896 [inline] #3: ffff88807adba518 (sb_pagefaults#3){++++}-{0:0}, at: freeze_super+0x519/0xee0 fs/super.c:2090 #4: ffff88807adba610 (sb_internal#3){++++}-{0:0}, at: sb_wait_write fs/super.c:1896 [inline] #4: ffff88807adba610 (sb_internal#3){++++}-{0:0}, at: freeze_super+0x7cc/0xee0 fs/super.c:2104 1 lock held by syz.3.135/6725: #0: ffff88807adba420 (sb_writers#21){++++}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:515 1 lock held by syz.3.178/7172: #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock fs/super.c:58 [inline] #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: super_lock+0x27c/0x400 fs/super.c:120 1 lock held by syz.3.218/7747: #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock fs/super.c:58 [inline] #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: super_lock+0x27c/0x400 fs/super.c:120 1 lock held by syz.4.287/8354: #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock fs/super.c:58 [inline] #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: super_lock+0x27c/0x400 fs/super.c:120 1 lock held by syz.3.290/8362: #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock fs/super.c:58 [inline] #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: super_lock+0x27c/0x400 fs/super.c:120 1 lock held by syz.3.290/8364: #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock fs/super.c:58 [inline] #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: super_lock+0x27c/0x400 fs/super.c:120 1 lock held by syz.0.276/8453: #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock fs/super.c:58 [inline] #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: super_lock+0x27c/0x400 fs/super.c:120 1 lock held by syz.0.276/8458: #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock fs/super.c:58 [inline] #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: super_lock+0x27c/0x400 fs/super.c:120 1 lock held by syz-executor/8676: #0: ffffffff8e93d378 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:329 [inline] #0: ffffffff8e93d378 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x451/0x830 kernel/rcu/tree_exp.h:976 1 lock held by syz.3.338/8883: #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock fs/super.c:56 [inline] #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: super_lock+0x196/0x400 fs/super.c:120 1 lock held by syz.4.339/8888: #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: __super_lock fs/super.c:58 [inline] #0: ffff88807adba0e0 (&type->s_umount_key#64){++++}-{3:3}, at: super_lock+0x27c/0x400 fs/super.c:120 1 lock held by syz-executor/9058: #0: ffffffff8fcbf7c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8fcbf7c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6643 3 locks held by syz.3.390/9209: ============================================= NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.12.0-rc2-syzkaller-00006-g87d6aab2389e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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+0xff4/0x1040 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 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 8676 Comm: syz-executor Not tainted 6.12.0-rc2-syzkaller-00006-g87d6aab2389e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:visit_lock_entry kernel/locking/lockdep.c:1532 [inline] RIP: 0010:__bfs kernel/locking/lockdep.c:1812 [inline] RIP: 0010:__bfs_backwards kernel/locking/lockdep.c:1856 [inline] RIP: 0010:check_irq_usage kernel/locking/lockdep.c:2827 [inline] RIP: 0010:check_prev_add kernel/locking/lockdep.c:3165 [inline] RIP: 0010:check_prevs_add kernel/locking/lockdep.c:3280 [inline] RIP: 0010:validate_chain+0x1fe4/0x5920 kernel/locking/lockdep.c:3904 Code: 41 b4 01 eb 0c 4d 8b 3f 4d 39 f7 0f 84 5d fc ff ff 49 8d 5f 30 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 <74> 08 48 89 df e8 a2 48 8a 00 4c 89 2b 41 f6 c4 01 74 7f 8b 1d 37 RSP: 0018:ffffc9000430ea60 EFLAGS: 00000046 RAX: 1ffffffff2d8e56d RBX: ffffffff96c72b68 RCX: dffffc0000000000 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff93c0b858 RBP: ffffc9000430ed60 R08: ffffffff94290807 R09: 1ffffffff2852100 R10: dffffc0000000000 R11: fffffbfff2852101 R12: 0000000000000000 R13: ffffffff96b5dca8 R14: ffffffff93c0b828 R15: ffffffff96c72b38 FS: 000055557a318500(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f07dd1ff000 CR3: 0000000036a24000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __lock_acquire+0x1384/0x2050 kernel/locking/lockdep.c:5202 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5825 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 alloc_object+0x1ba/0x6d0 lib/debugobjects.c:233 lookup_object_or_alloc lib/debugobjects.c:587 [inline] __debug_object_init+0x175/0x400 lib/debugobjects.c:633 init_timer_on_stack_key kernel/time/timer.c:859 [inline] schedule_timeout+0x121/0x310 kernel/time/timer.c:2613 io_schedule_timeout+0x9c/0x120 kernel/sched/core.c:7540 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common_io+0x329/0x640 kernel/sched/completion.c:133 blk_wait_io block/blk.h:83 [inline] submit_bio_wait+0x149/0x200 block/bio.c:1455 blkdev_issue_discard+0x169/0x210 block/blk-lib.c:95 btrfs_issue_discard+0x50a/0x570 fs/btrfs/extent-tree.c:1304 do_discard_extent fs/btrfs/extent-tree.c:1342 [inline] btrfs_discard_extent+0x605/0xa80 fs/btrfs/extent-tree.c:1393 btrfs_finish_extent_commit+0x2da/0x800 fs/btrfs/extent-tree.c:2852 btrfs_commit_transaction+0x1f24/0x3740 fs/btrfs/transaction.c:2546 sync_filesystem+0x1c8/0x230 fs/sync.c:66 generic_shutdown_super+0x72/0x2d0 fs/super.c:621 kill_anon_super+0x3b/0x70 fs/super.c:1237 btrfs_kill_super+0x41/0x50 fs/btrfs/super.c:2121 deactivate_locked_super+0xc4/0x130 fs/super.c:473 cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1373 task_work_run+0x24f/0x310 kernel/task_work.c:228 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x168/0x370 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f20c357f327 Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffd1c0b5f28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f20c357f327 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd1c0b5fe0 RBP: 00007ffd1c0b5fe0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffd1c0b7060 R13: 00007f20c35f0134 R14: 0000000000049ad4 R15: 00007ffd1c0b70a0