================================ WARNING: inconsistent lock state syzkaller #0 Not tainted -------------------------------- inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. syz.1.334/5533 [HC0[0]:SC1[1]:HE1:SE0] takes: ffff888024238648 ((work_completion)(&(&host->detect)->work)){+.?.}-{0:0}, at: __flush_work+0x109/0xac0 kernel/workqueue.c:3072 {SOFTIRQ-ON-W} state was registered at: lock_acquire+0x1bb/0x4a0 kernel/locking/lockdep.c:5678 __flush_work+0x122/0xac0 kernel/workqueue.c:3072 __cancel_work_timer+0x3f4/0x560 kernel/workqueue.c:3163 mmc_free_host+0x15/0x30 drivers/mmc/core/host.c:672 vub300_probe+0x1873/0x2e20 drivers/mmc/host/vub300.c:2359 usb_probe_interface+0x6e7/0xcf0 drivers/usb/core/driver.c:395 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x24a/0xb40 drivers/base/dd.c:638 __driver_probe_device+0x1f5/0x390 drivers/base/dd.c:804 driver_probe_device+0x4f/0x420 drivers/base/dd.c:834 __device_attach_driver+0x2c6/0x510 drivers/base/dd.c:962 bus_for_each_drv+0x184/0x210 drivers/base/bus.c:429 __device_attach+0x2a7/0x480 drivers/base/dd.c:1034 bus_probe_device+0xba/0x1d0 drivers/base/bus.c:489 device_add+0xbcf/0x1050 drivers/base/core.c:3712 usb_set_configuration+0x19d5/0x2030 drivers/usb/core/message.c:2223 usb_generic_driver_probe+0x89/0x150 drivers/usb/core/generic.c:238 usb_probe_device+0x126/0x250 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x24a/0xb40 drivers/base/dd.c:638 __driver_probe_device+0x1f5/0x390 drivers/base/dd.c:804 driver_probe_device+0x4f/0x420 drivers/base/dd.c:834 __device_attach_driver+0x2c6/0x510 drivers/base/dd.c:962 bus_for_each_drv+0x184/0x210 drivers/base/bus.c:429 __device_attach+0x2a7/0x480 drivers/base/dd.c:1034 bus_probe_device+0xba/0x1d0 drivers/base/bus.c:489 device_add+0xbcf/0x1050 drivers/base/core.c:3712 usb_new_device+0xa01/0x15e0 drivers/usb/core/hub.c:2664 hub_port_connect drivers/usb/core/hub.c:5522 [inline] hub_port_connect_change drivers/usb/core/hub.c:5662 [inline] port_event drivers/usb/core/hub.c:5822 [inline] hub_event+0x2b2f/0x5200 drivers/usb/core/hub.c:5904 process_one_work+0x8ab/0x1160 kernel/workqueue.c:2292 worker_thread+0xaf5/0x12a0 kernel/workqueue.c:2439 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 irq event stamp: 1326 hardirqs last enabled at (1326): [] __cancel_work_timer+0x36a/0x560 kernel/workqueue.c:3156 hardirqs last disabled at (1325): [] try_to_grab_pending+0xfa/0x890 kernel/workqueue.c:1267 softirqs last enabled at (0): [] rcu_lock_acquire include/linux/rcupdate.h:350 [inline] softirqs last enabled at (0): [] rcu_read_lock include/linux/rcupdate.h:791 [inline] softirqs last enabled at (0): [] copy_process+0x974/0x4070 kernel/fork.c:2226 softirqs last disabled at (1255): [] __do_softirq kernel/softirq.c:630 [inline] softirqs last disabled at (1255): [] invoke_softirq kernel/softirq.c:470 [inline] softirqs last disabled at (1255): [] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:679 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock((work_completion)(&(&host->detect)->work)); lock((work_completion)(&(&host->detect)->work)); *** DEADLOCK *** 4 locks held by syz.1.334/5533: #0: ffff88802f86f958 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_lock include/linux/mmap_lock.h:117 [inline] #0: ffff88802f86f958 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x177/0x970 mm/mmap.c:3235 #1: ffff888028ef52b8 (ptlock_ptr(page)#2){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] #1: ffff888028ef52b8 (ptlock_ptr(page)#2){+.+.}-{2:2}, at: zap_pte_range mm/memory.c:1415 [inline] #1: ffff888028ef52b8 (ptlock_ptr(page)#2){+.+.}-{2:2}, at: zap_pmd_range mm/memory.c:1572 [inline] #1: ffff888028ef52b8 (ptlock_ptr(page)#2){+.+.}-{2:2}, at: zap_pud_range mm/memory.c:1601 [inline] #1: ffff888028ef52b8 (ptlock_ptr(page)#2){+.+.}-{2:2}, at: zap_p4d_range mm/memory.c:1622 [inline] #1: ffff888028ef52b8 (ptlock_ptr(page)#2){+.+.}-{2:2}, at: unmap_page_range+0x99a/0x25b0 mm/memory.c:1643 #2: ffffffff8cb2d7e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline] #2: ffffffff8cb2d7e0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline] #2: ffffffff8cb2d7e0 (rcu_read_lock){....}-{1:2}, at: page_ext_get+0x1e/0x2a0 mm/page_ext.c:157 #3: ffffc90000007bc0 ((&vub300->inactivity_timer)){+.-.}-{0:0}, at: call_timer_fn+0xcf/0x670 kernel/time/timer.c:1698 stack backtrace: CPU: 0 PID: 5533 Comm: syz.1.334 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0x188/0x24e lib/dump_stack.c:106 valid_state+0x13b/0x1d0 kernel/locking/lockdep.c:3974 mark_lock_irq+0xa9/0x900 kernel/locking/lockdep.c:4177 mark_lock+0x208/0x320 kernel/locking/lockdep.c:4633 mark_usage kernel/locking/lockdep.c:-1 [inline] __lock_acquire+0xce0/0x7c40 kernel/locking/lockdep.c:5017 lock_acquire+0x1bb/0x4a0 kernel/locking/lockdep.c:5678 __flush_work+0x122/0xac0 kernel/workqueue.c:3072 __cancel_work_timer+0x3f4/0x560 kernel/workqueue.c:3163 mmc_free_host+0x15/0x30 drivers/mmc/core/host.c:672 call_timer_fn+0x1ac/0x670 kernel/time/timer.c:1701 expire_timers kernel/time/timer.c:1752 [inline] __run_timers+0x56c/0x810 kernel/time/timer.c:2023 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:2036 handle_softirqs+0x291/0x910 kernel/softirq.c:596 __do_softirq kernel/softirq.c:630 [inline] invoke_softirq kernel/softirq.c:470 [inline] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:679 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:lock_acquire+0x225/0x4a0 kernel/locking/lockdep.c:5682 Code: f7 84 24 80 00 00 00 00 02 00 00 43 c6 44 3d 04 f8 0f 85 f0 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 44 3d 00 00 00 00 00 43 c7 44 3d 08 00 00 00 00 65 48 8b 04 RSP: 0018:ffffc90005e8f2c0 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 8f2b239eefb46e00 RDX: 0000000000000000 RSI: ffffffff8a8c2a20 RDI: ffffffff8adf68a0 RBP: ffffc90005e8f3e0 R08: dffffc0000000000 R09: 1ffffffff2161e48 R10: dffffc0000000000 R11: fffffbfff2161e49 R12: 0000000000000000 R13: 1ffff92000bd1e64 R14: 0000000000000246 R15: dffffc0000000000 rcu_lock_acquire include/linux/rcupdate.h:350 [inline] rcu_read_lock include/linux/rcupdate.h:791 [inline] page_ext_get+0x3a/0x2a0 mm/page_ext.c:157 page_table_check_clear+0x4a/0x6b0 mm/page_table_check.c:71 ptep_get_and_clear_full arch/x86/include/asm/jump_label.h:-1 [inline] zap_pte_range mm/memory.c:1433 [inline] zap_pmd_range mm/memory.c:1572 [inline] zap_pud_range mm/memory.c:1601 [inline] zap_p4d_range mm/memory.c:1622 [inline] unmap_page_range+0x1905/0x25b0 mm/memory.c:1643 unmap_vmas+0x260/0x390 mm/memory.c:1728 exit_mmap+0x20d/0x970 mm/mmap.c:3250 __mmput+0x118/0x3a0 kernel/fork.c:1210 exit_mm+0x24d/0x350 kernel/exit.c:572 do_exit+0x958/0x2570 kernel/exit.c:874 do_group_exit+0x229/0x2e0 kernel/exit.c:1030 get_signal+0x1259/0x1340 kernel/signal.c:2884 arch_do_signal_or_restart+0xc4/0x1310 arch/x86/kernel/signal.c:871 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:177 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:213 __syscall_exit_to_user_mode_work kernel/entry/common.c:295 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:306 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f087cf9e159 Code: Unable to access opcode bytes at 0x7f087cf9e12f. RSP: 002b:00007f087df0e0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f087d225fa8 RCX: 00007f087cf9e159 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f087d225fa8 RBP: 00007f087d225fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f087d226038 R14: 00007ffe4fcd13e0 R15: 00007ffe4fcd14c8 BUG: sleeping function called from invalid context at kernel/workqueue.c:3013 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5533, name: syz.1.334 preempt_count: 101, expected: 0 RCU nest depth: 1, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 5533 Comm: syz.1.334 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0x188/0x24e lib/dump_stack.c:106 __might_resched+0x489/0x5f0 kernel/sched/core.c:9970 start_flush_work kernel/workqueue.c:3013 [inline] __flush_work+0x142/0xac0 kernel/workqueue.c:3075 __cancel_work_timer+0x3f4/0x560 kernel/workqueue.c:3163 mmc_free_host+0x15/0x30 drivers/mmc/core/host.c:672 call_timer_fn+0x1ac/0x670 kernel/time/timer.c:1701 expire_timers kernel/time/timer.c:1752 [inline] __run_timers+0x56c/0x810 kernel/time/timer.c:2023 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:2036 handle_softirqs+0x291/0x910 kernel/softirq.c:596 __do_softirq kernel/softirq.c:630 [inline] invoke_softirq kernel/softirq.c:470 [inline] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:679 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:lock_acquire+0x225/0x4a0 kernel/locking/lockdep.c:5682 Code: f7 84 24 80 00 00 00 00 02 00 00 43 c6 44 3d 04 f8 0f 85 f0 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 44 3d 00 00 00 00 00 43 c7 44 3d 08 00 00 00 00 65 48 8b 04 RSP: 0018:ffffc90005e8f2c0 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 8f2b239eefb46e00 RDX: 0000000000000000 RSI: ffffffff8a8c2a20 RDI: ffffffff8adf68a0 RBP: ffffc90005e8f3e0 R08: dffffc0000000000 R09: 1ffffffff2161e48 R10: dffffc0000000000 R11: fffffbfff2161e49 R12: 0000000000000000 R13: 1ffff92000bd1e64 R14: 0000000000000246 R15: dffffc0000000000 rcu_lock_acquire include/linux/rcupdate.h:350 [inline] rcu_read_lock include/linux/rcupdate.h:791 [inline] page_ext_get+0x3a/0x2a0 mm/page_ext.c:157 page_table_check_clear+0x4a/0x6b0 mm/page_table_check.c:71 ptep_get_and_clear_full arch/x86/include/asm/jump_label.h:-1 [inline] zap_pte_range mm/memory.c:1433 [inline] zap_pmd_range mm/memory.c:1572 [inline] zap_pud_range mm/memory.c:1601 [inline] zap_p4d_range mm/memory.c:1622 [inline] unmap_page_range+0x1905/0x25b0 mm/memory.c:1643 unmap_vmas+0x260/0x390 mm/memory.c:1728 exit_mmap+0x20d/0x970 mm/mmap.c:3250 __mmput+0x118/0x3a0 kernel/fork.c:1210 exit_mm+0x24d/0x350 kernel/exit.c:572 do_exit+0x958/0x2570 kernel/exit.c:874 do_group_exit+0x229/0x2e0 kernel/exit.c:1030 get_signal+0x1259/0x1340 kernel/signal.c:2884 arch_do_signal_or_restart+0xc4/0x1310 arch/x86/kernel/signal.c:871 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:177 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:213 __syscall_exit_to_user_mode_work kernel/entry/common.c:295 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:306 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f087cf9e159 Code: Unable to access opcode bytes at 0x7f087cf9e12f. RSP: 002b:00007f087df0e0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f087d225fa8 RCX: 00007f087cf9e159 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f087d225fa8 RBP: 00007f087d225fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f087d226038 R14: 00007ffe4fcd13e0 R15: 00007ffe4fcd14c8 ODEBUG: object ffffc900000079a0 is NOT on stack ffffc90005e88000, but annotated. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5533 at lib/debugobjects.c:558 debug_object_is_on_stack lib/debugobjects.c:-1 [inline] WARNING: CPU: 0 PID: 5533 at lib/debugobjects.c:558 lookup_object_or_alloc lib/debugobjects.c:591 [inline] WARNING: CPU: 0 PID: 5533 at lib/debugobjects.c:558 __debug_object_init+0x18e/0x440 lib/debugobjects.c:672 Modules linked in: CPU: 0 PID: 5533 Comm: syz.1.334 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:debug_object_is_on_stack lib/debugobjects.c:558 [inline] RIP: 0010:lookup_object_or_alloc lib/debugobjects.c:591 [inline] RIP: 0010:__debug_object_init+0x18e/0x440 lib/debugobjects.c:672 Code: 24 04 74 2f 41 ff c6 44 89 35 7e 6a dd 12 48 c7 c1 40 71 df 8a 48 c7 c7 a0 71 df 8a 84 c0 48 0f 45 f9 48 89 de e8 f2 b9 0c 06 <0f> 0b eb 05 4c 8b 7c 24 18 4d 8d 65 10 4d 89 e6 49 c1 ee 03 41 0f RSP: 0018:ffffc90000007908 EFLAGS: 00010046 RAX: 0000000000000050 RBX: ffffc900000079a0 RCX: 8f2b239eefb46e00 RDX: 0000000000000100 RSI: 0000000000000102 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffc90000007587 R09: 1ffff92000000eb0 R10: dffffc0000000000 R11: fffff52000000eb1 R12: ffff888061455a20 R13: ffff88805c605b98 R14: 0000000000000001 R15: ffffffff8a8d3120 FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f32017556c8 CR3: 000000006159d000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __synchronize_srcu+0x227/0x350 kernel/rcu/srcutree.c:1241 wakeup_source_remove drivers/base/power/wakeup.c:198 [inline] wakeup_source_unregister+0x112/0x190 drivers/base/power/wakeup.c:242 mmc_host_classdev_release+0x43/0xf0 drivers/mmc/core/host.c:77 device_release+0x92/0x1c0 drivers/base/core.c:-1 kobject_cleanup lib/kobject.c:681 [inline] kobject_release lib/kobject.c:712 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x217/0x450 lib/kobject.c:729 call_timer_fn+0x1ac/0x670 kernel/time/timer.c:1701 expire_timers kernel/time/timer.c:1752 [inline] __run_timers+0x56c/0x810 kernel/time/timer.c:2023 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:2036 handle_softirqs+0x291/0x910 kernel/softirq.c:596 __do_softirq kernel/softirq.c:630 [inline] invoke_softirq kernel/softirq.c:470 [inline] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:679 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:lock_acquire+0x225/0x4a0 kernel/locking/lockdep.c:5682 Code: f7 84 24 80 00 00 00 00 02 00 00 43 c6 44 3d 04 f8 0f 85 f0 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 44 3d 00 00 00 00 00 43 c7 44 3d 08 00 00 00 00 65 48 8b 04 RSP: 0018:ffffc90005e8f2c0 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 8f2b239eefb46e00 RDX: 0000000000000000 RSI: ffffffff8a8c2a20 RDI: ffffffff8adf68a0 RBP: ffffc90005e8f3e0 R08: dffffc0000000000 R09: 1ffffffff2161e48 R10: dffffc0000000000 R11: fffffbfff2161e49 R12: 0000000000000000 R13: 1ffff92000bd1e64 R14: 0000000000000246 R15: dffffc0000000000 rcu_lock_acquire include/linux/rcupdate.h:350 [inline] rcu_read_lock include/linux/rcupdate.h:791 [inline] page_ext_get+0x3a/0x2a0 mm/page_ext.c:157 page_table_check_clear+0x4a/0x6b0 mm/page_table_check.c:71 ptep_get_and_clear_full arch/x86/include/asm/jump_label.h:-1 [inline] zap_pte_range mm/memory.c:1433 [inline] zap_pmd_range mm/memory.c:1572 [inline] zap_pud_range mm/memory.c:1601 [inline] zap_p4d_range mm/memory.c:1622 [inline] unmap_page_range+0x1905/0x25b0 mm/memory.c:1643 unmap_vmas+0x260/0x390 mm/memory.c:1728 exit_mmap+0x20d/0x970 mm/mmap.c:3250 __mmput+0x118/0x3a0 kernel/fork.c:1210 exit_mm+0x24d/0x350 kernel/exit.c:572 do_exit+0x958/0x2570 kernel/exit.c:874 do_group_exit+0x229/0x2e0 kernel/exit.c:1030 get_signal+0x1259/0x1340 kernel/signal.c:2884 arch_do_signal_or_restart+0xc4/0x1310 arch/x86/kernel/signal.c:871 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:177 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:213 __syscall_exit_to_user_mode_work kernel/entry/common.c:295 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:306 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f087cf9e159 Code: Unable to access opcode bytes at 0x7f087cf9e12f. RSP: 002b:00007f087df0e0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f087d225fa8 RCX: 00007f087cf9e159 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f087d225fa8 RBP: 00007f087d225fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f087d226038 R14: 00007ffe4fcd13e0 R15: 00007ffe4fcd14c8 ---------------- Code disassembly (best guess): 0: f7 84 24 80 00 00 00 testl $0x200,0x80(%rsp) 7: 00 02 00 00 b: 43 c6 44 3d 04 f8 movb $0xf8,0x4(%r13,%r15,1) 11: 0f 85 f0 00 00 00 jne 0x107 17: 41 f7 c6 00 02 00 00 test $0x200,%r14d 1e: 74 01 je 0x21 20: fb sti 21: 48 c7 44 24 60 0e 36 movq $0x45e0360e,0x60(%rsp) 28: e0 45 * 2a: 4b c7 44 3d 00 00 00 movq $0x0,0x0(%r13,%r15,1) <-- trapping instruction 31: 00 00 33: 43 c7 44 3d 08 00 00 movl $0x0,0x8(%r13,%r15,1) 3a: 00 00 3c: 65 gs 3d: 48 rex.W 3e: 8b .byte 0x8b 3f: 04 .byte 0x4