INFO: task syz-executor.1:11235 blocked for more than 143 seconds.
Not tainted 6.9.0-rc5-syzkaller-00007-g4d2008430ce8 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:27904 pid:11235 tgid:11234 ppid:10911 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
rwsem_down_read_slowpath+0x61e/0xb20 kernel/locking/rwsem.c:1086
__down_read_common kernel/locking/rwsem.c:1250 [inline]
__down_read kernel/locking/rwsem.c:1263 [inline]
down_read+0x124/0x330 kernel/locking/rwsem.c:1528
inode_lock_shared include/linux/fs.h:805 [inline]
lookup_slow fs/namei.c:1708 [inline]
walk_component+0x342/0x5b0 fs/namei.c:2004
lookup_last fs/namei.c:2461 [inline]
path_lookupat+0x17f/0x770 fs/namei.c:2485
filename_lookup+0x1e5/0x5b0 fs/namei.c:2514
do_linkat+0x141/0x600 fs/namei.c:4656
__do_sys_link fs/namei.c:4710 [inline]
__se_sys_link fs/namei.c:4708 [inline]
__x64_sys_link+0x81/0xa0 fs/namei.c:4708
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f322f67dea9
RSP: 002b:00007f32303f10c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000056
RAX: ffffffffffffffda RBX: 00007f322f7abf80 RCX: 00007f322f67dea9
RDX: 0000000000000000 RSI: 0000000020000bc0 RDI: 0000000020000100
RBP: 00007f322f6ca4a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f322f7abf80 R15: 00007ffdf5b47558
INFO: task syz-executor.1:11240 blocked for more than 144 seconds.
Not tainted 6.9.0-rc5-syzkaller-00007-g4d2008430ce8 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:29376 pid:11240 tgid:11234 ppid:10911 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
rwsem_down_write_slowpath kernel/locking/rwsem.c:1178 [inline]
__down_write_common+0x950/0x13f0 kernel/locking/rwsem.c:1306
inode_lock include/linux/fs.h:795 [inline]
open_last_lookups fs/namei.c:3563 [inline]
path_openat+0x8c7/0x2990 fs/namei.c:3796
do_filp_open+0x1dc/0x430 fs/namei.c:3826
do_sys_openat2+0x17a/0x1e0 fs/open.c:1406
do_sys_open fs/open.c:1421 [inline]
__do_sys_open fs/open.c:1429 [inline]
__se_sys_open fs/open.c:1425 [inline]
__x64_sys_open+0x154/0x1e0 fs/open.c:1425
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f322f67dea9
RSP: 002b:00007f32303af0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f322f7ac120 RCX: 00007f322f67dea9
RDX: 0000000000000000 RSI: 00000000000080c0 RDI: 0000000020000240
RBP: 00007f322f6ca4a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f322f7ac120 R15: 00007ffdf5b47558
INFO: task syz-executor.1:11242 blocked for more than 145 seconds.
Not tainted 6.9.0-rc5-syzkaller-00007-g4d2008430ce8 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:29392 pid:11242 tgid:11234 ppid:10911 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
rwsem_down_write_slowpath kernel/locking/rwsem.c:1178 [inline]
__down_write_common+0x950/0x13f0 kernel/locking/rwsem.c:1306
inode_lock include/linux/fs.h:795 [inline]
open_last_lookups fs/namei.c:3563 [inline]
path_openat+0x8c7/0x2990 fs/namei.c:3796
do_filp_open+0x1dc/0x430 fs/namei.c:3826
do_sys_openat2+0x17a/0x1e0 fs/open.c:1406
do_sys_open fs/open.c:1421 [inline]
__do_sys_creat fs/open.c:1497 [inline]
__se_sys_creat fs/open.c:1491 [inline]
__x64_sys_creat+0xcd/0x120 fs/open.c:1491
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f322f67dea9
RSP: 002b:00007f323038e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007f322f7ac1f0 RCX: 00007f322f67dea9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000d00
RBP: 00007f322f6ca4a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f322f7ac1f0 R15: 00007ffdf5b47558
INFO: task syz-executor.1:11244 blocked for more than 147 seconds.
Not tainted 6.9.0-rc5-syzkaller-00007-g4d2008430ce8 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:29504 pid:11244 tgid:11234 ppid:10911 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
rwsem_down_write_slowpath kernel/locking/rwsem.c:1178 [inline]
__down_write_common+0x950/0x13f0 kernel/locking/rwsem.c:1306
inode_lock_nested include/linux/fs.h:830 [inline]
filename_create+0x1c2/0x530 fs/namei.c:3892
do_mkdirat+0xab/0x3a0 fs/namei.c:4138
__do_sys_mkdirat fs/namei.c:4161 [inline]
__se_sys_mkdirat fs/namei.c:4159 [inline]
__x64_sys_mkdirat+0x114/0x170 fs/namei.c:4159
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f322f67c9a7
RSP: 002b:00007f323036cef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f323036cf80 RCX: 00007f322f67c9a7
RDX: 00000000000001ff RSI: 0000000020000180 RDI: 00000000ffffff9c
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000180
R13: 00007f323036cf40 R14: 0000000000000000 R15: 0000000000000000
INFO: task syz-executor.1:11246 blocked for more than 148 seconds.
Not tainted 6.9.0-rc5-syzkaller-00007-g4d2008430ce8 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:29712 pid:11246 tgid:11234 ppid:10911 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
rwsem_down_write_slowpath kernel/locking/rwsem.c:1178 [inline]
__down_write_common+0x950/0x13f0 kernel/locking/rwsem.c:1306
inode_lock_nested include/linux/fs.h:830 [inline]
filename_create+0x1c2/0x530 fs/namei.c:3892
do_mknodat+0x18e/0x5d0 fs/namei.c:4038
__do_sys_mknod fs/namei.c:4084 [inline]
__se_sys_mknod fs/namei.c:4082 [inline]
__x64_sys_mknod+0x119/0x170 fs/namei.c:4082
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f322f67dea9
RSP: 002b:00007f323034c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000085
RAX: ffffffffffffffda RBX: 00007f322f7ac390 RCX: 00007f322f67dea9
RDX: 0000000000000703 RSI: 0000000000000000 RDI: 0000000020000000
RBP: 00007f322f6ca4a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f322f7ac390 R15: 00007ffdf5b47558
Showing all locks held in the system:
1 lock held by khungtaskd/30:
#0: ffffffff8d7b0e20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#0: ffffffff8d7b0e20 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
#0: ffffffff8d7b0e20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 kernel/locking/lockdep.c:6614
3 locks held by kworker/u8:5/78:
#0: ffff8880b943ea58 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x29/0x130 kernel/sched/core.c:559
#1: ffff8880b9428a08 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x2d9/0x900 kernel/sched/psi.c:988
#2: ffff8880b942a858 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x5d/0x220 kernel/time/timer.c:1052
3 locks held by kworker/0:2/928:
3 locks held by kworker/u8:8/2400:
#0: ffff8880b943ea58 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x29/0x130 kernel/sched/core.c:559
#1: ffff8880b9428a08 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x2d9/0x900 kernel/sched/psi.c:988
#2: ffff888067f38768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: wiphy_lock include/net/cfg80211.h:5953 [inline]
#2: ffff888067f38768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: cfg80211_wiphy_work+0x2b/0x330 net/wireless/core.c:424
2 locks held by getty/4834:
#0: ffff88802a22d0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
#1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfc8/0x1490 drivers/tty/n_tty.c:2201
3 locks held by syz-executor.2/9411:
2 locks held by syz-executor.4/10822:
2 locks held by syz-executor.3/11156:
1 lock held by syz-executor.1/11235:
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:805 [inline]
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23){++++}-{3:3}, at: lookup_slow fs/namei.c:1708 [inline]
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23){++++}-{3:3}, at: walk_component+0x342/0x5b0 fs/namei.c:2004
1 lock held by syz-executor.1/11239:
1 lock held by syz-executor.1/11240:
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23){++++}-{3:3}, at: inode_lock include/linux/fs.h:795 [inline]
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23){++++}-{3:3}, at: open_last_lookups fs/namei.c:3563 [inline]
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23){++++}-{3:3}, at: path_openat+0x8c7/0x2990 fs/namei.c:3796
1 lock held by syz-executor.1/11242:
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23){++++}-{3:3}, at: inode_lock include/linux/fs.h:795 [inline]
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23){++++}-{3:3}, at: open_last_lookups fs/namei.c:3563 [inline]
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23){++++}-{3:3}, at: path_openat+0x8c7/0x2990 fs/namei.c:3796
1 lock held by syz-executor.1/11244:
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:830 [inline]
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23/1){+.+.}-{3:3}, at: filename_create+0x1c2/0x530 fs/namei.c:3892
1 lock held by syz-executor.1/11246:
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:830 [inline]
#0: ffff888060ab8c18 (&type->i_mutex_dir_key#23/1){+.+.}-{3:3}, at: filename_create+0x1c2/0x530 fs/namei.c:3892
5 locks held by kworker/u9:3/11252:
#0: ffff888069ea8948 ((wq_completion)hci8){+.+.}-{0:0}, at: process_one_work+0x1296/0x1ac0 kernel/workqueue.c:3229
#1: ffffc9000348fd80 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0x906/0x1ac0 kernel/workqueue.c:3230
#2: ffff88809b46d060 (&hdev->req_lock){+.+.}-{3:3}, at: hci_cmd_sync_work+0x170/0x410 net/bluetooth/hci_sync.c:309
#3: ffff88809b46c078 (&hdev->lock){+.+.}-{3:3}, at: hci_abort_conn_sync+0x150/0xb60 net/bluetooth/hci_sync.c:5548
#4: ffffffff8d7bc538 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:323 [inline]
#4: ffffffff8d7bc538 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x403/0x7a0 kernel/rcu/tree_exp.h:939
2 locks held by syz-executor.4/12281:
#0: ffffffff8f2ffec8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
#0: ffffffff8f2ffec8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x372/0xe60 net/core/rtnetlink.c:6592
#1: ffff888060dc1408 (&wg->device_update_lock){+.+.}-{3:3}, at: wg_open+0x203/0x4e0 drivers/net/wireguard/device.c:50
3 locks held by kworker/u8:10/12350:
2 locks held by syz-executor.0/12546:
#0: ffff888099865610 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:795 [inline]
#0: ffff888099865610 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release+0x86/0x270 net/socket.c:658
#1: ffffffff8d7bc538 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:323 [inline]
#1: ffffffff8d7bc538 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x403/0x7a0 kernel/rcu/tree_exp.h:939
3 locks held by syz-executor.2/12558:
#0: ffff88807b986420 (sb_writers#30){.+.+}-{0:0}, at: filename_create+0x10d/0x530 fs/namei.c:3885
#1: ffff888060868fd0 (&type->i_mutex_dir_key#22/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:830 [inline]
#1: ffff888060868fd0 (&type->i_mutex_dir_key#22/1){+.+.}-{3:3}, at: filename_create+0x1c2/0x530 fs/namei.c:3892
#2: ffff888060869498 (&fi->mutex){+.+.}-{3:3}, at: fuse_lock_inode+0xd2/0x110 fs/fuse/inode.c:554
2 locks held by syz-executor.3/12560:
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.9.0-rc5-syzkaller-00007-g4d2008430ce8 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:114
nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
watchdog+0xf86/0x1240 kernel/hung_task.c:380
kthread+0x2c1/0x3a0 kernel/kthread.c:388
ret_from_fork+0x45/0x80 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 PID: 12551 Comm: syz-executor.0 Not tainted 6.9.0-rc5-syzkaller-00007-g4d2008430ce8 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0xc/0x60 kernel/kcov.c:207
Code: c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 65 48 8b 15 24 15 76 7e <65> 8b 05 25 15 76 7e a9 00 01 ff 00 48 8b 34 24 74 0f f6 c4 01 74
RSP: 0018:ffffc900033af2a0 EFLAGS: 00000282
RAX: 0000000000000000 RBX: ffff88801f656140 RCX: ffffc900033af278
RDX: ffff888079ed9e00 RSI: ffffffff81ef7e43 RDI: ffff88801f656140
RBP: 000000000000001f R08: 0000000000000000 R09: fffffbfff1f3e612
R10: ffffffff8f9f3097 R11: 0000000000000000 R12: dffffc0000000000
R13: fffff52000675ed6 R14: dffffc0000000000 R15: 1ffff92000675e5f
FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f17d61ffd58 CR3: 000000000d57a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
page_counter_uncharge+0x27/0x70 mm/page_counter.c:158
uncharge_batch+0x2ed/0x560 mm/memcontrol.c:7426
__mem_cgroup_uncharge_folios+0x146/0x1e0 mm/memcontrol.c:7525
mem_cgroup_uncharge_folios include/linux/memcontrol.h:721 [inline]
folios_put_refs+0x48f/0x750 mm/swap.c:1033
folio_batch_release include/linux/pagevec.h:101 [inline]
shmem_undo_range+0x5a1/0x1170 mm/shmem.c:1005
shmem_truncate_range mm/shmem.c:1114 [inline]
shmem_evict_inode+0x3a3/0xbb0 mm/shmem.c:1242
evict+0x2ed/0x6c0 fs/inode.c:667
iput_final fs/inode.c:1741 [inline]
iput.part.0+0x5a8/0x7f0 fs/inode.c:1767
iput+0x5c/0x80 fs/inode.c:1757
dentry_unlink_inode+0x295/0x440 fs/dcache.c:400
__dentry_kill+0x1d0/0x600 fs/dcache.c:603
dput.part.0+0x4b1/0x9b0 fs/dcache.c:845
dput+0x1f/0x30 fs/dcache.c:835
__fput+0x3bc/0xb80 fs/file_table.c:430
task_work_run+0x14e/0x250 kernel/task_work.c:180
exit_task_work include/linux/task_work.h:38 [inline]
do_exit+0xa7d/0x2c10 kernel/exit.c:878
do_group_exit+0xd3/0x2a0 kernel/exit.c:1027
get_signal+0x2616/0x2710 kernel/signal.c:2911
arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:310
exit_to_user_mode_loop kernel/entry/common.c:111 [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+0x14a/0x2a0 kernel/entry/common.c:218
do_syscall_64+0xdc/0x260 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4379e7dea9
Code: Unable to access opcode bytes at 0x7f4379e7de7f.
RSP: 002b:00007f43799bd178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f4379fac128 RCX: 00007f4379e7dea9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f4379fac128
RBP: 00007f4379fac120 R08: 00007f43799bd6c0 R09: 00007f43799bd6c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4379fac12c
R13: 000000000000006e R14: 00007ffc2bf6b850 R15: 00007ffc2bf6b938