INFO: task syz.3.20:4431 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.20 state:D stack:27600 pid: 4431 ppid: 4332 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 rwsem_down_write_slowpath+0xc87/0x1260 kernel/locking/rwsem.c:1165 filemap_invalidate_lock include/linux/fs.h:832 [inline] blkdev_fallocate+0x263/0x4d0 block/fops.c:603 vfs_fallocate+0x587/0x6f0 fs/open.c:308 ksys_fallocate fs/open.c:331 [inline] __do_sys_fallocate fs/open.c:339 [inline] __se_sys_fallocate fs/open.c:337 [inline] __x64_sys_fallocate+0xbd/0x100 fs/open.c:337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fe549f7ceb9 RSP: 002b:00007ffc64fd5958 EFLAGS: 00000246 ORIG_RAX: 000000000000011d RAX: ffffffffffffffda RBX: 00007fe54a1f7fa0 RCX: 00007fe549f7ceb9 RDX: 0000000000000c00 RSI: 0000000000000011 RDI: 0000000000000004 RBP: 00007fe549feac1f R08: 0000000000000000 R09: 0000000000000000 R10: 0020000001002000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe54a1f7fac R14: 00007fe54a1f7fa0 R15: 00007fe54a1f7fa0 INFO: task syz.1.18:4432 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.18 state:D stack:27440 pid: 4432 ppid: 4328 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 rwsem_down_write_slowpath+0xc87/0x1260 kernel/locking/rwsem.c:1165 filemap_invalidate_lock include/linux/fs.h:832 [inline] blkdev_fallocate+0x263/0x4d0 block/fops.c:603 vfs_fallocate+0x587/0x6f0 fs/open.c:308 ksys_fallocate fs/open.c:331 [inline] __do_sys_fallocate fs/open.c:339 [inline] __se_sys_fallocate fs/open.c:337 [inline] __x64_sys_fallocate+0xbd/0x100 fs/open.c:337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fb01fb7feb9 RSP: 002b:00007ffcf33a1ff8 EFLAGS: 00000246 ORIG_RAX: 000000000000011d RAX: ffffffffffffffda RBX: 00007fb01fdfafa0 RCX: 00007fb01fb7feb9 RDX: 0000000000000c00 RSI: 0000000000000011 RDI: 0000000000000004 RBP: 00007fb01fbedc1f R08: 0000000000000000 R09: 0000000000000000 R10: 0020000001002000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb01fdfafac R14: 00007fb01fdfafa0 R15: 00007fb01fdfafa0 INFO: task syz.4.21:4433 blocked for more than 144 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.4.21 state:D stack:27600 pid: 4433 ppid: 4334 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 rwsem_down_write_slowpath+0xc87/0x1260 kernel/locking/rwsem.c:1165 filemap_invalidate_lock include/linux/fs.h:832 [inline] blkdev_fallocate+0x263/0x4d0 block/fops.c:603 vfs_fallocate+0x587/0x6f0 fs/open.c:308 ksys_fallocate fs/open.c:331 [inline] __do_sys_fallocate fs/open.c:339 [inline] __se_sys_fallocate fs/open.c:337 [inline] __x64_sys_fallocate+0xbd/0x100 fs/open.c:337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f0052699eb9 RSP: 002b:00007fff0d1eb358 EFLAGS: 00000246 ORIG_RAX: 000000000000011d RAX: ffffffffffffffda RBX: 00007f0052914fa0 RCX: 00007f0052699eb9 RDX: 0000000000000c00 RSI: 0000000000000011 RDI: 0000000000000004 RBP: 00007f0052707c1f R08: 0000000000000000 R09: 0000000000000000 R10: 0020000001002000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f0052914fac R14: 00007f0052914fa0 R15: 00007f0052914fa0 Showing all locks held in the system: 1 lock held by khungtaskd/27: #0: ffffffff8c31eaa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 3 locks held by kworker/u4:1/144: #0: ffff888016c79138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x761/0x1010 kernel/workqueue.c:-1 #1: ffffc9000173fd00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x79f/0x1010 kernel/workqueue.c:2285 #2: ffffffff8d43c548 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xa/0x50 net/core/link_watch.c:251 3 locks held by kworker/u4:6/3097: 2 locks held by getty/3949: #0: ffff88802c1dc098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:252 #1: ffffc900025e62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x5df/0x1a70 drivers/tty/n_tty.c:2158 3 locks held by kworker/0:10/4304: 1 lock held by syz.0.17/4371: 3 locks held by kworker/1:10/4410: #0: ffff88802b2b3138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x761/0x1010 kernel/workqueue.c:-1 #1: ffffc900046e7d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x79f/0x1010 kernel/workqueue.c:2285 #2: ffffffff8d43c548 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xca/0x1540 net/ipv6/addrconf.c:4110 1 lock held by syz.3.20/4431: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3} , at: filemap_invalidate_lock include/linux/fs.h:832 [inline] , at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.1.18/4432: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.4.21/4433: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.2.19/4434: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.5.22/4461: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.6.23/4531: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.7.24/4568: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.8.25/4572: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.9.26/4575: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.0.27/4589: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.3.28/4610: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.1.29/4647: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.4.30/4687: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.2.31/4693: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.5.32/4708: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.6.33/4733: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.7.34/4751: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.9.35/4810: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.8.36/4818: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.0.37/4854: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.3.38/4856: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.1.39/4873: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.4.40/4914: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3} , at: filemap_invalidate_lock include/linux/fs.h:832 [inline] , at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.2.41/4922: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.5.42/4971: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.6.43/4972: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.7.44/5011: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz.9.45/5032: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 3 locks held by syz-executor/5049: 1 lock held by syz.8.46/5054: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 1 lock held by syz-executor/5075: #0: ffffffff8d43c548 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline] #0: ffffffff8d43c548 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x7ee/0xf30 net/core/rtnetlink.c:5681 1 lock held by syz.0.47/5084: #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff888140806778 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x263/0x4d0 block/fops.c:603 2 locks held by dhcpcd/5092: #0: ffff8880444ba120 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1744 [inline] #0: ffff8880444ba120 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x35/0xda0 net/packet/af_packet.c:3212 #1: ffffffff8c323528 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:290 [inline] #1: ffffffff8c323528 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x2d1/0x750 kernel/rcu/tree_exp.h:845 1 lock held by syz-executor/5094: #0: ffffffff8d43c548 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline] #0: ffffffff8d43c548 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x7ee/0xf30 net/core/rtnetlink.c:5681 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 nmi_cpu_backtrace+0x3a2/0x3d0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:212 [inline] watchdog+0xe0f/0xe50 kernel/hung_task.c:369 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 5049 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:io_serial_in+0x73/0xb0 drivers/tty/serial/8250/8250_port.c:461 Code: e8 f2 ac 29 fd 44 89 f9 d3 e3 49 83 c6 40 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 f3 b0 6e fd 41 03 1e 89 da ec <0f> b6 c0 5b 41 5c 41 5e 41 5f c3 44 89 f9 80 e1 07 38 c1 7c aa 4c RSP: 0018:ffffc900063f6470 EFLAGS: 00000002 RAX: 1ffffffff2cbfd00 RBX: 00000000000003fd RCX: 0000000000000000 RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000020 RBP: 0000000000000020 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff52000c7ec84 R12: dffffc0000000000 R13: ffffffff965feac8 R14: ffffffff965fe860 R15: 0000000000000000 FS: 0000555561ce5500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f74878b9000 CR3: 000000004ef3d000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: serial_in drivers/tty/serial/8250/8250.h:116 [inline] wait_for_xmitr+0xe9/0x260 drivers/tty/serial/8250/8250_port.c:2069 serial8250_console_putchar+0x1a/0x50 drivers/tty/serial/8250/8250_port.c:3309 uart_console_write+0xaa/0x100 drivers/tty/serial/serial_core.c:1981 serial8250_console_write+0xc46/0x1000 drivers/tty/serial/8250/8250_port.c:3386 call_console_drivers kernel/printk/printk.c:-1 [inline] console_unlock+0xb9a/0x1120 kernel/printk/printk.c:2744 vprintk_emit+0xc0/0x150 kernel/printk/printk.c:2274 _printk+0xda/0x130 kernel/printk/printk.c:2299 batadv_check_known_mac_addr+0x272/0x3b0 net/batman-adv/hard-interface.c:522 batadv_hard_if_event+0x4a0/0x17e0 net/batman-adv/hard-interface.c:986 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xcb/0x160 kernel/notifier.c:391 call_netdevice_notifiers_extack net/core/dev.c:2061 [inline] call_netdevice_notifiers net/core/dev.c:2075 [inline] dev_set_mac_address+0x2e8/0x400 net/core/dev.c:9114 dev_set_mac_address_user+0x2d/0x50 net/core/dev.c:9128 do_setlink+0x8b0/0x3d60 net/core/rtnetlink.c:2736 __rtnl_newlink net/core/rtnetlink.c:3452 [inline] rtnl_newlink+0x1658/0x1a50 net/core/rtnetlink.c:3574 rtnetlink_rcv_msg+0x844/0xf30 net/core/rtnetlink.c:5684 netlink_rcv_skb+0x1f5/0x440 net/netlink/af_netlink.c:2507 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x774/0x920 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x8ba/0xbe0 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:706 [inline] __sock_sendmsg net/socket.c:718 [inline] __sys_sendto+0x46d/0x620 net/socket.c:2072 __do_sys_sendto net/socket.c:2084 [inline] __se_sys_sendto net/socket.c:2080 [inline] __x64_sys_sendto+0xda/0xf0 net/socket.c:2080 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fb84170978e Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 RSP: 002b:00007ffe3fa1efb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 0000555561ce5500 RCX: 00007fb84170978e RDX: 000000000000002c RSI: 00007fb8424f2670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffe3fa1f034 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 00007fb8424f2670 R15: 0000000000000000