INFO: task syz-executor.0:2033 blocked for more than 143 seconds. Not tainted 6.8.0-rc4-syzkaller-00267-g0f1dd5e91e2b #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:21688 pid:2033 tgid:2028 ppid:31270 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0x177f/0x49a0 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0x149/0x260 kernel/sched/core.c:6817 wait_extent_bit fs/btrfs/extent-io-tree.c:822 [inline] lock_extent+0x69d/0x860 fs/btrfs/extent-io-tree.c:1868 btrfs_lock_and_flush_ordered_range+0xd3/0x220 fs/btrfs/ordered-data.c:1092 contiguous_readpages fs/btrfs/extent_io.c:1186 [inline] extent_readahead+0x10c1/0x1470 fs/btrfs/extent_io.c:2292 read_pages+0x184/0x840 mm/readahead.c:160 page_cache_ra_unbounded+0x68e/0x7c0 mm/readahead.c:269 do_async_mmap_readahead mm/filemap.c:3181 [inline] filemap_fault+0x74a/0x1680 mm/filemap.c:3235 __do_fault+0x135/0x460 mm/memory.c:4376 do_read_fault mm/memory.c:4738 [inline] do_fault mm/memory.c:4868 [inline] do_pte_missing mm/memory.c:3745 [inline] handle_pte_fault mm/memory.c:5144 [inline] __handle_mm_fault+0x49e6/0x72d0 mm/memory.c:5285 handle_mm_fault+0x27e/0x770 mm/memory.c:5450 faultin_page mm/gup.c:958 [inline] __get_user_pages+0x6bd/0x1600 mm/gup.c:1241 populate_vma_page_range+0x2aa/0x380 mm/gup.c:1679 __mm_populate+0x279/0x460 mm/gup.c:1788 mm_populate include/linux/mm.h:3391 [inline] vm_mmap_pgoff+0x304/0x420 mm/util.c:561 ksys_mmap_pgoff+0x503/0x6e0 mm/mmap.c:1425 do_syscall_64+0xf9/0x240 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7fba8387dda9 RSP: 002b:00007fba846310c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007fba839abf80 RCX: 00007fba8387dda9 RDX: 00000000027fffff RSI: 0000000000600000 RDI: 0000000020000000 RBP: 00007fba838ca47a R08: 0000000000000005 R09: 0000000000000000 R10: 0000000004002011 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fba839abf80 R15: 00007ffd91042be8 INFO: task syz-executor.0:2104 blocked for more than 144 seconds. Not tainted 6.8.0-rc4-syzkaller-00267-g0f1dd5e91e2b #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:24624 pid:2104 tgid:2028 ppid:31270 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0x177f/0x49a0 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0x149/0x260 kernel/sched/core.c:6817 wait_extent_bit fs/btrfs/extent-io-tree.c:822 [inline] lock_extent+0x69d/0x860 fs/btrfs/extent-io-tree.c:1868 btrfs_page_mkwrite+0x743/0x10c0 fs/btrfs/inode.c:8195 do_page_mkwrite+0x19b/0x480 mm/memory.c:2966 wp_page_shared mm/memory.c:3353 [inline] do_wp_page+0x20e3/0x4c90 mm/memory.c:3493 handle_pte_fault mm/memory.c:5160 [inline] __handle_mm_fault+0x26ad/0x72d0 mm/memory.c:5285 handle_mm_fault+0x27e/0x770 mm/memory.c:5450 do_user_addr_fault arch/x86/mm/fault.c:1415 [inline] handle_page_fault arch/x86/mm/fault.c:1507 [inline] exc_page_fault+0x2ad/0x870 arch/x86/mm/fault.c:1563 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0010:rep_stos_alternative+0x40/0x80 arch/x86/lib/clear_page_64.S:96 Code: ff c7 48 ff c9 75 f6 c3 cc cc cc cc 48 89 07 48 83 c7 08 83 e9 08 74 ef 83 f9 08 73 ef eb de 66 2e 0f 1f 84 00 00 00 00 00 90 <48> 89 07 48 89 47 08 48 89 47 10 48 89 47 18 48 89 47 20 48 89 47 RSP: 0018:ffffc9000a2bfad8 EFLAGS: 00050202 RAX: 0000000000000000 RBX: 00000000200b1080 RCX: 0000000000000080 RDX: 0000000000001000 RSI: ffffffff8baac760 RDI: 00000000200b1000 RBP: ffffc9000a2bfc40 R08: ffffffff8f842fef R09: 1ffffffff1f085fd R10: dffffc0000000000 R11: fffffbfff1f085fe R12: 00000000200b0080 R13: 00000000200b1080 R14: ffffc9000a2bfd78 R15: 1ffff92001457faf __clear_user arch/x86/include/asm/uaccess_64.h:174 [inline] clear_user arch/x86/include/asm/uaccess_64.h:191 [inline] zero_to_user_iter lib/iov_iter.c:461 [inline] iterate_ubuf include/linux/iov_iter.h:29 [inline] iterate_and_advance2 include/linux/iov_iter.h:245 [inline] iterate_and_advance include/linux/iov_iter.h:271 [inline] iov_iter_zero+0x1e3/0x1b60 lib/iov_iter.c:474 read_iter_zero+0x88/0x290 drivers/char/mem.c:478 call_read_iter include/linux/fs.h:2079 [inline] new_sync_read fs/read_write.c:395 [inline] vfs_read+0x978/0xb70 fs/read_write.c:476 ksys_read+0x1a0/0x2c0 fs/read_write.c:619 do_syscall_64+0xf9/0x240 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7fba8387dda9 RSP: 002b:00007fba846100c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007fba839ac050 RCX: 00007fba8387dda9 RDX: 00000000ffffff1c RSI: 0000000020000080 RDI: 0000000000000007 RBP: 00007fba838ca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007fba839ac050 R15: 00007ffd91042be8 INFO: task syz-executor.0:2105 blocked for more than 145 seconds. Not tainted 6.8.0-rc4-syzkaller-00267-g0f1dd5e91e2b #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:20272 pid:2105 tgid:2028 ppid:31270 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0x177f/0x49a0 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0x149/0x260 kernel/sched/core.c:6817 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6874 rwsem_down_write_slowpath+0xeea/0x13b0 kernel/locking/rwsem.c:1178 __down_write_common+0x1ae/0x200 kernel/locking/rwsem.c:1306 inode_lock include/linux/fs.h:802 [inline] btrfs_inode_lock+0x4d/0xe0 fs/btrfs/inode.c:387 btrfs_sync_file+0x538/0x1310 fs/btrfs/file.c:1824 generic_write_sync include/linux/fs.h:2732 [inline] iomap_dio_complete+0x5a8/0x940 fs/iomap/direct-io.c:126 btrfs_direct_write fs/btrfs/file.c:1559 [inline] btrfs_do_write_iter+0x7f4/0x1190 fs/btrfs/file.c:1687 call_write_iter include/linux/fs.h:2085 [inline] iter_file_splice_write+0xbd6/0x14e0 fs/splice.c:743 do_splice_from fs/splice.c:941 [inline] direct_splice_actor+0x11e/0x220 fs/splice.c:1164 splice_direct_to_actor+0x58d/0xc80 fs/splice.c:1108 do_splice_direct_actor fs/splice.c:1207 [inline] do_splice_direct+0x28c/0x3e0 fs/splice.c:1233 do_sendfile+0x56d/0xdc0 fs/read_write.c:1295 __do_sys_sendfile64 fs/read_write.c:1362 [inline] __se_sys_sendfile64+0x17c/0x1e0 fs/read_write.c:1348 do_syscall_64+0xf9/0x240 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7fba8387dda9 RSP: 002b:00007fba845ef0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007fba839ac120 RCX: 00007fba8387dda9 RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000008 RBP: 00007fba838ca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000800000009 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007fba839ac120 R15: 00007ffd91042be8 INFO: task syz-executor.0:2108 blocked for more than 146 seconds. Not tainted 6.8.0-rc4-syzkaller-00267-g0f1dd5e91e2b #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:23640 pid:2108 tgid:2028 ppid:31270 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0x177f/0x49a0 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0x149/0x260 kernel/sched/core.c:6817 wait_extent_bit fs/btrfs/extent-io-tree.c:822 [inline] lock_extent+0x69d/0x860 fs/btrfs/extent-io-tree.c:1868 btrfs_page_mkwrite+0x743/0x10c0 fs/btrfs/inode.c:8195 do_page_mkwrite+0x19b/0x480 mm/memory.c:2966 wp_page_shared mm/memory.c:3353 [inline] do_wp_page+0x20e3/0x4c90 mm/memory.c:3493 handle_pte_fault mm/memory.c:5160 [inline] __handle_mm_fault+0x26ad/0x72d0 mm/memory.c:5285 handle_mm_fault+0x27e/0x770 mm/memory.c:5450 do_user_addr_fault arch/x86/mm/fault.c:1415 [inline] handle_page_fault arch/x86/mm/fault.c:1507 [inline] exc_page_fault+0x2ad/0x870 arch/x86/mm/fault.c:1563 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0010:rep_movs_alternative+0x33/0x70 arch/x86/lib/copy_user_64.S:58 Code: 40 83 f9 08 73 21 85 c9 74 0f 8a 06 88 07 48 ff c7 48 ff c6 48 ff c9 75 f1 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 48 8b 06 <48> 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb RSP: 0018:ffffc9000a65f4b0 EFLAGS: 00050206 RAX: 0000000000000000 RBX: 0000000020000218 RCX: 0000000000000038 RDX: 0000000000000000 RSI: ffffc9000a65f560 RDI: 00000000200001e0 RBP: ffffc9000a65f618 R08: ffffc9000a65f597 R09: 1ffff920014cbeb2 R10: dffffc0000000000 R11: fffff520014cbeb3 R12: 0000000000000038 R13: ffffc9000a65f560 R14: 00000000200001e0 R15: ffffc9000a65f560 copy_user_generic arch/x86/include/asm/uaccess_64.h:112 [inline] raw_copy_to_user arch/x86/include/asm/uaccess_64.h:133 [inline] _copy_to_user+0x86/0xb0 lib/usercopy.c:41 copy_to_user include/linux/uaccess.h:191 [inline] fiemap_fill_next_extent+0x235/0x410 fs/ioctl.c:145 emit_fiemap_extent+0x258/0x410 fs/btrfs/extent_io.c:2521 extent_fiemap+0xeee/0x1fe0 fs/btrfs/extent_io.c:3011 btrfs_fiemap+0x178/0x1f0 fs/btrfs/inode.c:7863 ioctl_fiemap fs/ioctl.c:220 [inline] do_vfs_ioctl+0x1a02/0x2b60 fs/ioctl.c:811 __do_sys_ioctl fs/ioctl.c:869 [inline] __se_sys_ioctl+0x81/0x170 fs/ioctl.c:857 do_syscall_64+0xf9/0x240 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7fba8387dda9 RSP: 002b:00007fba845ce0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fba839ac1f0 RCX: 00007fba8387dda9 RDX: 00000000200001c0 RSI: 00000000c020660b RDI: 0000000000000008 RBP: 00007fba838ca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007fba839ac1f0 R15: 00007ffd91042be8 Showing all locks held in the system: 1 lock held by khungtaskd/29: #0: ffffffff8e130ae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:298 [inline] #0: ffffffff8e130ae0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:750 [inline] #0: ffffffff8e130ae0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614 2 locks held by kworker/0:2/55: #0: ffff888014c8e538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:2608 [inline] #0: ffff888014c8e538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_scheduled_works+0x825/0x1420 kernel/workqueue.c:2706 #1: ffffc9000120fd20 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:2608 [inline] #1: ffffc9000120fd20 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_scheduled_works+0x825/0x1420 kernel/workqueue.c:2706 2 locks held by getty/4808: #0: ffff88802adc30a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc90002efe2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b4/0x1e10 drivers/tty/n_tty.c:2201 5 locks held by kworker/u4:18/27499: 1 lock held by syz-executor.0/2033: #0: ffff888031f42180 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:857 [inline] #0: ffff888031f42180 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xf1/0x7c0 mm/readahead.c:225 3 locks held by syz-executor.0/2104: #0: ffff88807994baa0 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_lock_killable+0x1d/0x70 include/linux/mmap_lock.h:155 #1: ffff88807825a518 (sb_pagefaults#4){.+.+}-{0:0}, at: do_page_mkwrite+0x19b/0x480 mm/memory.c:2966 #2: ffff888031f41e68 (&ei->i_mmap_lock){++++}-{3:3}, at: btrfs_page_mkwrite+0x603/0x10c0 fs/btrfs/inode.c:8184 2 locks held by syz-executor.0/2105: #0: ffff88807825a420 (sb_writers#13){.+.+}-{0:0}, at: direct_splice_actor+0x49/0x220 fs/splice.c:1163 #1: ffff888031f41fe0 (&sb->s_type->i_mutex_key#20){++++}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline] #1: ffff888031f41fe0 (&sb->s_type->i_mutex_key#20){++++}-{3:3}, at: btrfs_inode_lock+0x4d/0xe0 fs/btrfs/inode.c:387 4 locks held by syz-executor.0/2108: #0: ffff888031f41fe0 (&sb->s_type->i_mutex_key#20){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:812 [inline] #0: ffff888031f41fe0 (&sb->s_type->i_mutex_key#20){++++}-{3:3}, at: btrfs_inode_lock+0x60/0xe0 fs/btrfs/inode.c:379 #1: ffff88807994baa0 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_lock_killable+0x1d/0x70 include/linux/mmap_lock.h:155 #2: ffff88807825a518 (sb_pagefaults#4){.+.+}-{0:0}, at: do_page_mkwrite+0x19b/0x480 mm/memory.c:2966 #3: ffff888031f41e68 (&ei->i_mmap_lock){++++}-{3:3}, at: btrfs_page_mkwrite+0x603/0x10c0 fs/btrfs/inode.c:8184 1 lock held by syz-executor.4/4055: #0: ffffffff8e136478 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:324 [inline] #0: ffffffff8e136478 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x46c/0x890 kernel/rcu/tree_exp.h:995 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.8.0-rc4-syzkaller-00267-g0f1dd5e91e2b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2e0 lib/dump_stack.c:106 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:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline] watchdog+0xfaf/0xff0 kernel/hung_task.c:379 kthread+0x2ef/0x390 kernel/kthread.c:388 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:242 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 3941 Comm: udevd Not tainted 6.8.0-rc4-syzkaller-00267-g0f1dd5e91e2b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:get_current arch/x86/include/asm/current.h:42 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x8/0x70 kernel/kcov.c:206 Code: 8b 3d a4 66 19 0c 48 89 de 5b e9 93 7e 53 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 <65> 48 8b 0d 70 53 70 7e 65 8b 15 71 53 70 7e f7 c2 00 01 ff 00 74 RSP: 0018:ffffc90004fe6a80 EFLAGS: 00000246 RAX: ffffffff81405f91 RBX: 0000000000000001 RCX: ffff888025c18000 RDX: ffff888025c18000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90004fe0000 R08: ffffffff81405f61 R09: ffffffff81405d47 R10: 0000000000000003 R11: ffff888025c18000 R12: 1ffff920009fcd6e R13: dffffc0000000000 R14: 1ffff920009fcd6d R15: ffffc90004fe8000 FS: 00007fde74597c80(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbe5b703028 CR3: 000000001e71e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: stack_access_ok arch/x86/kernel/unwind_orc.c:393 [inline] deref_stack_regs arch/x86/kernel/unwind_orc.c:418 [inline] unwind_next_frame+0x1241/0x29e0 arch/x86/kernel/unwind_orc.c:596 arch_stack_walk+0x150/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x117/0x1d0 kernel/stacktrace.c:122 save_stack+0xfa/0x1f0 mm/page_owner.c:129 __set_page_owner+0x29/0x380 mm/page_owner.c:195 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x1ea/0x210 mm/page_alloc.c:1533 prep_new_page mm/page_alloc.c:1540 [inline] get_page_from_freelist+0x33ea/0x3580 mm/page_alloc.c:3311 __alloc_pages+0x255/0x680 mm/page_alloc.c:4567 alloc_pages_mpol+0x3de/0x650 mm/mempolicy.c:2133 pagetable_alloc include/linux/mm.h:2842 [inline] pmd_alloc_one include/asm-generic/pgalloc.h:134 [inline] __pmd_alloc+0x91/0x630 mm/memory.c:5696 pmd_alloc include/linux/mm.h:2805 [inline] copy_pmd_range mm/memory.c:1167 [inline] copy_pud_range mm/memory.c:1224 [inline] copy_p4d_range mm/memory.c:1248 [inline] copy_page_range+0x3c8d/0x4240 mm/memory.c:1346 dup_mmap kernel/fork.c:745 [inline] dup_mm kernel/fork.c:1685 [inline] copy_mm+0x12f4/0x21b0 kernel/fork.c:1734 copy_process+0x1d73/0x3fc0 kernel/fork.c:2497 kernel_clone+0x222/0x840 kernel/fork.c:2902 __do_sys_clone kernel/fork.c:3045 [inline] __se_sys_clone kernel/fork.c:3029 [inline] __x64_sys_clone+0x258/0x2a0 kernel/fork.c:3029 do_syscall_64+0xf9/0x240 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7fde740fca12 Code: 41 5d 41 5e 41 5f c3 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 10 48 8b 15 e7 43 0f 00 f7 d8 64 89 02 48 83 RSP: 002b:00007ffe59ac8718 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000558b626c0201 RCX: 00007fde740fca12 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000558b626c0250 R08: 0000000000000000 R09: 0000558b60a8a160 R10: 00007fde74597f50 R11: 0000000000000246 R12: 00007ffe59ac8d18 R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffe59aca598