INFO: task syz-executor155:3736 can't die for more than 143 seconds. task:syz-executor155 state:D stack:27480 pid: 3736 ppid: 3646 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5107 [inline] __schedule+0xa9a/0x4cc0 kernel/sched/core.c:6422 schedule+0xd2/0x1f0 kernel/sched/core.c:6494 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1883 do_wait_for_common kernel/sched/completion.c:85 [inline] __wait_for_common+0x378/0x530 kernel/sched/completion.c:106 __flush_work+0x56c/0xb10 kernel/workqueue.c:3097 __cancel_work_timer+0x3f9/0x570 kernel/workqueue.c:3184 p9_conn_destroy net/9p/trans_fd.c:884 [inline] p9_fd_close+0x29c/0x520 net/9p/trans_fd.c:919 p9_client_destroy+0xbe/0x370 net/9p/client.c:1089 v9fs_session_init+0x1003/0x1810 fs/9p/v9fs.c:488 v9fs_mount+0x73/0xa80 fs/9p/vfs_super.c:126 legacy_get_tree+0x105/0x220 fs/fs_context.c:610 vfs_get_tree+0x89/0x2f0 fs/super.c:1497 do_new_mount fs/namespace.c:3040 [inline] path_mount+0x1320/0x1fa0 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __x64_sys_mount+0x27f/0x300 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f65bf2408a9 RSP: 002b:00007f65bf1ed208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f65bf2c54c8 RCX: 00007f65bf2408a9 RDX: 00000000200001c0 RSI: 0000000020000040 RDI: 0000000000000000 RBP: 00007f65bf2c54c0 R08: 0000000020000300 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f65bf2c54cc R13: 00007fffc9d3da8f R14: 00007f65bf1ed300 R15: 0000000000022000 INFO: task syz-executor155:3736 blocked for more than 143 seconds. Not tainted 5.18.0-rc2-next-20220414-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor155 state:D stack:27480 pid: 3736 ppid: 3646 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5107 [inline] __schedule+0xa9a/0x4cc0 kernel/sched/core.c:6422 schedule+0xd2/0x1f0 kernel/sched/core.c:6494 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1883 do_wait_for_common kernel/sched/completion.c:85 [inline] __wait_for_common+0x378/0x530 kernel/sched/completion.c:106 __flush_work+0x56c/0xb10 kernel/workqueue.c:3097 __cancel_work_timer+0x3f9/0x570 kernel/workqueue.c:3184 p9_conn_destroy net/9p/trans_fd.c:884 [inline] p9_fd_close+0x29c/0x520 net/9p/trans_fd.c:919 p9_client_destroy+0xbe/0x370 net/9p/client.c:1089 v9fs_session_init+0x1003/0x1810 fs/9p/v9fs.c:488 v9fs_mount+0x73/0xa80 fs/9p/vfs_super.c:126 legacy_get_tree+0x105/0x220 fs/fs_context.c:610 vfs_get_tree+0x89/0x2f0 fs/super.c:1497 do_new_mount fs/namespace.c:3040 [inline] path_mount+0x1320/0x1fa0 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __x64_sys_mount+0x27f/0x300 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f65bf2408a9 RSP: 002b:00007f65bf1ed208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f65bf2c54c8 RCX: 00007f65bf2408a9 RDX: 00000000200001c0 RSI: 0000000020000040 RDI: 0000000000000000 RBP: 00007f65bf2c54c0 R08: 0000000020000300 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f65bf2c54cc R13: 00007fffc9d3da8f R14: 00007f65bf1ed300 R15: 0000000000022000 INFO: task syz-executor155:3995 can't die for more than 144 seconds. task:syz-executor155 state:D stack:28032 pid: 3995 ppid: 3642 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5107 [inline] __schedule+0xa9a/0x4cc0 kernel/sched/core.c:6422 schedule+0xd2/0x1f0 kernel/sched/core.c:6494 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1883 do_wait_for_common kernel/sched/completion.c:85 [inline] __wait_for_common+0x378/0x530 kernel/sched/completion.c:106 __flush_work+0x56c/0xb10 kernel/workqueue.c:3097 __cancel_work_timer+0x3f9/0x570 kernel/workqueue.c:3184 p9_conn_destroy net/9p/trans_fd.c:884 [inline] p9_fd_close+0x29c/0x520 net/9p/trans_fd.c:919 p9_client_destroy+0xbe/0x370 net/9p/client.c:1089 v9fs_session_close+0x45/0x2d0 fs/9p/v9fs.c:504 v9fs_kill_super+0x49/0x90 fs/9p/vfs_super.c:226 deactivate_locked_super+0x94/0x160 fs/super.c:332 v9fs_mount+0x69f/0xa80 fs/9p/vfs_super.c:207 legacy_get_tree+0x105/0x220 fs/fs_context.c:610 vfs_get_tree+0x89/0x2f0 fs/super.c:1497 do_new_mount fs/namespace.c:3040 [inline] path_mount+0x1320/0x1fa0 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __x64_sys_mount+0x27f/0x300 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f65bf2408a9 RSP: 002b:00007f65bf1ed208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f65bf2c54c8 RCX: 00007f65bf2408a9 RDX: 00000000200001c0 RSI: 0000000020000040 RDI: 0000000000000000 RBP: 00007f65bf2c54c0 R08: 0000000020000300 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f65bf2c54cc R13: 00007fffc9d3da8f R14: 00007f65bf1ed300 R15: 0000000000022000 INFO: task syz-executor155:3995 blocked for more than 144 seconds. Not tainted 5.18.0-rc2-next-20220414-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor155 state:D stack:28032 pid: 3995 ppid: 3642 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5107 [inline] __schedule+0xa9a/0x4cc0 kernel/sched/core.c:6422 schedule+0xd2/0x1f0 kernel/sched/core.c:6494 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1883 do_wait_for_common kernel/sched/completion.c:85 [inline] __wait_for_common+0x378/0x530 kernel/sched/completion.c:106 __flush_work+0x56c/0xb10 kernel/workqueue.c:3097 __cancel_work_timer+0x3f9/0x570 kernel/workqueue.c:3184 p9_conn_destroy net/9p/trans_fd.c:884 [inline] p9_fd_close+0x29c/0x520 net/9p/trans_fd.c:919 p9_client_destroy+0xbe/0x370 net/9p/client.c:1089 v9fs_session_close+0x45/0x2d0 fs/9p/v9fs.c:504 v9fs_kill_super+0x49/0x90 fs/9p/vfs_super.c:226 deactivate_locked_super+0x94/0x160 fs/super.c:332 v9fs_mount+0x69f/0xa80 fs/9p/vfs_super.c:207 legacy_get_tree+0x105/0x220 fs/fs_context.c:610 vfs_get_tree+0x89/0x2f0 fs/super.c:1497 do_new_mount fs/namespace.c:3040 [inline] path_mount+0x1320/0x1fa0 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __x64_sys_mount+0x27f/0x300 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f65bf2408a9 RSP: 002b:00007f65bf1ed208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f65bf2c54c8 RCX: 00007f65bf2408a9 RDX: 00000000200001c0 RSI: 0000000020000040 RDI: 0000000000000000 RBP: 00007f65bf2c54c0 R08: 0000000020000300 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f65bf2c54cc R13: 00007fffc9d3da8f R14: 00007f65bf1ed300 R15: 0000000000022000 Showing all locks held in the system: 2 locks held by kworker/0:1/14: #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260 #1: ffffc90000137da8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264 1 lock held by khungtaskd/28: #0: ffffffff8bd83d20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6491 2 locks held by getty/3272: #0: ffff888148932098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244 #1: ffffc90002e732e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xcea/0x1230 drivers/tty/n_tty.c:2075 2 locks held by kworker/1:0/3666: #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260 #1: ffffc90003c5fda8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264 2 locks held by kworker/0:0/3667: #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260 #1: ffffc90003c6fda8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264 2 locks held by kworker/0:3/3701: #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260 #1: ffffc90003bffda8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264 2 locks held by kworker/0:4/3705: #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260 #1: ffffc90003bcfda8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264 2 locks held by kworker/0:5/3707: #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline] #0: ffff888010c64d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260 #1: ffffc90003d2fda8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 28 Comm: khungtaskd Not tainted 5.18.0-rc2-next-20220414-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 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_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:256 [inline] watchdog+0xcb7/0xed0 kernel/hung_task.c:413 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 3645 Comm: syz-executor155 Not tainted 5.18.0-rc2-next-20220414-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__pvclock_read_cycles arch/x86/include/asm/pvclock.h:86 [inline] RIP: 0010:pvclock_clocksource_read+0xb0/0x530 arch/x86/kernel/pvclock.c:76 Code: 49 89 c5 48 89 f8 48 89 7c 24 18 4c 8d 4b 0f 48 c1 e8 03 48 89 14 24 49 01 ed 4c 8d 43 18 48 01 e8 4c 8d 7b 10 48 89 44 24 20 <4c> 8d 53 17 4c 8d 73 1d 83 e1 fe 89 4c 24 08 0f 01 f9 66 90 48 c1 RSP: 0018:ffffc90003b0f9b0 EFLAGS: 00000082 RAX: fffffbfff1e4800b RBX: ffffffff8f240040 RCX: 000000000000000a RDX: ffffffff8f24005b RSI: ffff888010e7dee0 RDI: ffffffff8f24005c RBP: dffffc0000000000 R08: ffffffff8f240058 R09: ffffffff8f24004f R10: fffffbfff2008f12 R11: 0000000000000001 R12: ffffffff8f240043 R13: fffffbfff1e48009 R14: ffff888010e7d7c0 R15: ffffffff8f240050 FS: 0000555556b90400(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f65bf291518 CR3: 00000000161c1000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_clock_read arch/x86/kernel/kvmclock.c:79 [inline] kvm_sched_clock_read+0x14/0x40 arch/x86/kernel/kvmclock.c:91 vtime_delta kernel/sched/cputime.c:637 [inline] get_vtime_delta kernel/sched/cputime.c:646 [inline] vtime_account_system+0x1d/0x530 kernel/sched/cputime.c:666 __vtime_account_kernel kernel/sched/cputime.c:690 [inline] vtime_task_switch_generic+0xfa/0x5a0 kernel/sched/cputime.c:772 vtime_task_switch include/linux/vtime.h:95 [inline] finish_task_switch.isra.0+0x6cf/0xb80 kernel/sched/core.c:4980 context_switch kernel/sched/core.c:5110 [inline] __schedule+0xaa2/0x4cc0 kernel/sched/core.c:6422 schedule+0xd2/0x1f0 kernel/sched/core.c:6494 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x24e/0x690 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1227 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1267 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1245 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1245 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f65bf265b7a Code: 83 ff 03 74 3b 48 83 ec 28 b8 fa ff ff ff 83 ff 02 49 89 ca 0f 44 f8 64 8b 04 25 18 00 00 00 85 c0 75 2d b8 e6 00 00 00 0f 05 <89> c2 f7 da 3d 00 f0 ff ff b8 00 00 00 00 0f 47 c2 48 83 c4 28 c3 RSP: 002b:00007fffc9d3daa0 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00007fffc9d3db90 RCX: 00007f65bf265b7a RDX: 00007fffc9d3dae0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00000000000f4d9e R08: 00000000000003ec R09: 00007fffc9d99080 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000f4240 R13: 00000000000027d8 R14: 00007fffc9d3db80 R15: 00007fffc9d3db34 INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.269 msecs ---------------- Code disassembly (best guess): 0: 49 89 c5 mov %rax,%r13 3: 48 89 f8 mov %rdi,%rax 6: 48 89 7c 24 18 mov %rdi,0x18(%rsp) b: 4c 8d 4b 0f lea 0xf(%rbx),%r9 f: 48 c1 e8 03 shr $0x3,%rax 13: 48 89 14 24 mov %rdx,(%rsp) 17: 49 01 ed add %rbp,%r13 1a: 4c 8d 43 18 lea 0x18(%rbx),%r8 1e: 48 01 e8 add %rbp,%rax 21: 4c 8d 7b 10 lea 0x10(%rbx),%r15 25: 48 89 44 24 20 mov %rax,0x20(%rsp) * 2a: 4c 8d 53 17 lea 0x17(%rbx),%r10 <-- trapping instruction 2e: 4c 8d 73 1d lea 0x1d(%rbx),%r14 32: 83 e1 fe and $0xfffffffe,%ecx 35: 89 4c 24 08 mov %ecx,0x8(%rsp) 39: 0f 01 f9 rdtscp 3c: 66 90 xchg %ax,%ax 3e: 48 rex.W 3f: c1 .byte 0xc1