INFO: task kworker/1:7:4782 blocked for more than 143 seconds. Not tainted 5.17.0-rc6-syzkaller-00100-g98d107b84614 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:7 state:D stack:22328 pid: 4782 ppid: 2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:4995 [inline] __schedule+0x931/0x22e0 kernel/sched/core.c:6304 schedule+0xd2/0x260 kernel/sched/core.c:6377 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6436 __mutex_lock_common kernel/locking/mutex.c:673 [inline] __mutex_lock+0xa32/0x12f0 kernel/locking/mutex.c:733 unregister_netdev+0xe/0x20 net/core/dev.c:10473 usbnet_disconnect+0x139/0x270 drivers/net/usb/usbnet.c:1623 usb_unbind_interface+0x1d8/0x8e0 drivers/usb/core/driver.c:458 __device_release_driver+0x627/0x760 drivers/base/dd.c:1209 device_release_driver_internal drivers/base/dd.c:1242 [inline] device_release_driver+0x26/0x40 drivers/base/dd.c:1265 bus_remove_device+0x2eb/0x5a0 drivers/base/bus.c:529 device_del+0x4f3/0xc80 drivers/base/core.c:3592 usb_disable_device+0x35b/0x7b0 drivers/usb/core/message.c:1419 usb_disconnect.cold+0x27a/0x78e drivers/usb/core/hub.c:2228 hub_port_connect drivers/usb/core/hub.c:5207 [inline] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline] port_event drivers/usb/core/hub.c:5665 [inline] hub_event+0x1e39/0x44d0 drivers/usb/core/hub.c:5747 process_one_work+0x9ac/0x1650 kernel/workqueue.c:2307 worker_thread+0x657/0x1110 kernel/workqueue.c:2454 kthread+0x2ef/0x3a0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Showing all locks held in the system: 3 locks held by kworker/1:1/23: 1 lock held by khungtaskd/25: #0: ffffffff87891880 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6460 6 locks held by kworker/0:2/1128: #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:631 [inline] #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:658 [inline] #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x890/0x1650 kernel/workqueue.c:2278 #1: ffffc90002da7db8 ( (work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8c4/0x1650 kernel/workqueue.c:2282 #2: ffff88810d183220 (&dev->mutex ){....}-{3:3}, at: device_lock include/linux/device.h:767 [inline] ){....}-{3:3}, at: hub_event+0x1c5/0x44d0 drivers/usb/core/hub.c:5693 #3: ffff888116fdb220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:767 [inline] #3: ffff888116fdb220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 drivers/base/dd.c:948 #4: ffff8881037a21a8 (&dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:767 [inline] , at: __device_attach+0x7a/0x4a0 drivers/base/dd.c:948 #5: ffffffff88885b68 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 net/core/dev.c:9789 1 lock held by dhcpcd/1205: 2 locks held by getty/1227: #0: ffff88810eae0098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244 #1: ffffc900000432e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xcf0/0x1230 drivers/tty/n_tty.c:2075 5 locks held by kworker/1:3/4012: #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:631 [inline] #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:658 [inline] #0: ffff888103bc0138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x890/0x1650 kernel/workqueue.c:2278 #1: ffffc90001557db8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8c4/0x1650 kernel/workqueue.c:2282 #2: ffff88810d2ab220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:767 [inline] #2: ffff88810d2ab220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c5/0x44d0 drivers/usb/core/hub.c:5693 #3: ffff8881f69378d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:489 [inline] #3: ffff8881f69378d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1318 [inline] #3: ffff8881f69378d8 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1616 [inline] #3: ffff8881f69378d8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x236/0x22e0 kernel/sched/core.c:6218 #4: ffffffff87891880 (rcu_read_lock){....}-{1:2}, at: trace_sched_stat_runtime include/trace/events/sched.h:517 [inline] #4: ffffffff87891880 (rcu_read_lock){....}-{1:2}, at: update_curr+0x2b1/0x820 kernel/sched/fair.c:876 6 locks held by kworker/0:3/4044: #0: ffff888103bc0138 ((wq_completion)usb_hub_wq ){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] ){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] ){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] ){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:631 [inline] ){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:658 [inline] ){+.+.}-{0:0}, at: process_one_work+0x890/0x1650 kernel/workqueue.c:2278 #1: ffffc900015a7db8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8c4/0x1650 kernel/workqueue.c:2282 #2: ffff88810d22b220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:767 [inline] #2: ffff88810d22b220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c5/0x44d0 drivers/usb/core/hub.c:5693 #3: ffff88810a4cf220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:767 [inline] (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 drivers/base/dd.c:948 #4: ffff8881322b01a8 (&dev->mutex){....}-{3:3} , at: device_lock include/linux/device.h:767 [inline] , at: __device_attach+0x7a/0x4a0 drivers/base/dd.c:948 #5: ffffffff88885b68 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 net/core/dev.c:9789 6 locks held by kworker/1:7/4782: #0: ffff888103bc0138 ((wq_completion)usb_hub_wq ){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] , at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] , at: set_work_data kernel/workqueue.c:631 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:658 [inline] , at: process_one_work+0x890/0x1650 kernel/workqueue.c:2278 #1: ffffc90008ff7db8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8c4/0x1650 kernel/workqueue.c:2282 #2: ffff88810d283220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:767 [inline] #2: ffff88810d283220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c5/0x44d0 drivers/usb/core/hub.c:5693 #3: ffff888119759220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:767 [inline] #3: ffff888119759220 (&dev->mutex){....}-{3:3}, at: usb_disconnect.cold+0x43/0x78e drivers/usb/core/hub.c:2219 #4: ffff88811975c1a8 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:767 [inline] #4: ffff88811975c1a8 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1036 [inline] #4: ffff88811975c1a8 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal drivers/base/dd.c:1239 [inline] #4: ffff88811975c1a8 (&dev->mutex){....}-{3:3}, at: device_release_driver+0x1c/0x40 drivers/base/dd.c:1265 #5: ffffffff88885b68 (rtnl_mutex){+.+.}-{3:3} , at: unregister_netdev+0xe/0x20 net/core/dev.c:10473 2 locks held by kworker/1:2/16325: #0: ffff888100066538 ((wq_completion)rcu_gp){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] , at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] , at: set_work_data kernel/workqueue.c:631 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:658 [inline] , at: process_one_work+0x890/0x1650 kernel/workqueue.c:2278 #1: ffffc9000a4c7db8 ((work_completion)(&rew.rew_work)){+.+.}-{0:0} , at: process_one_work+0x8c4/0x1650 kernel/workqueue.c:2282 3 locks held by udevd/23377: #0: ffff88810bf2f888 (&of->mutex){+.+.}-{3:3}, at: kernfs_file_read_iter fs/kernfs/file.c:203 [inline] #0: ffff88810bf2f888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_read_iter+0x189/0x6f0 fs/kernfs/file.c:242 #1: ffff888128373578 (kn->active#51){++++}-{0:0}, at: kernfs_file_read_iter fs/kernfs/file.c:204 [inline] (kn->active#51){++++}-{0:0}, at: kernfs_fop_read_iter+0x1ac/0x6f0 fs/kernfs/file.c:242 #2: ffff88810a4cf220 (&dev->mutex){....}-{3:3}, at: device_lock_interruptible include/linux/device.h:772 [inline] #2: ffff88810a4cf220 (&dev->mutex){....}-{3:3}, at: read_descriptors+0x3c/0x2c0 drivers/usb/core/sysfs.c:873 3 locks held by udevd/23381: #0: ffff888104fd0c88 (&of->mutex){+.+.}-{3:3}, at: kernfs_file_read_iter fs/kernfs/file.c:203 [inline] ffff888104fd0c88 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_read_iter+0x189/0x6f0 fs/kernfs/file.c:242 #1: ffff88810d75e008 (kn->active#51){++++}-{0:0}, at: kernfs_file_read_iter fs/kernfs/file.c:204 [inline] (kn->active#51){++++}-{0:0}, at: kernfs_fop_read_iter+0x1ac/0x6f0 fs/kernfs/file.c:242 #2: ffff888116fdb220 (&dev->mutex){....}-{3:3}, at: device_lock_interruptible include/linux/device.h:772 [inline] #2: ffff888116fdb220 (&dev->mutex){....}-{3:3}, at: read_descriptors+0x3c/0x2c0 drivers/usb/core/sysfs.c:873 3 locks held by kworker/0:7/24863: #0: ffff88810dde7d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] , at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] , at: set_work_data kernel/workqueue.c:631 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:658 [inline] , at: process_one_work+0x890/0x1650 kernel/workqueue.c:2278 #1: ffffc9000bd87db8 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x8c4/0x1650 kernel/workqueue.c:2282 #2: ffffffff88885b68 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20 net/ipv6/addrconf.c:4608 4 locks held by syz-executor.1/25616: #0: ffff88810eb1a438 (sb_writers#4){.+.+}-{0:0}, at: ioctl_setflags fs/ioctl.c:729 [inline] #0: ffff88810eb1a438 (sb_writers#4){.+.+}-{0:0}, at: do_vfs_ioctl+0xe36/0x15d0 fs/ioctl.c:843 #1: ffff88811b3b03f0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: inode_lock include/linux/fs.h:777 [inline] (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: vfs_fileattr_set+0x148/0xb70 fs/ioctl.c:685 #2: ffff88810eb1cbd0 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_ind_migrate+0x237/0x840 fs/ext4/migrate.c:622 #3: ffffffff8789a928 ( rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:290 [inline] rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x4fa/0x620 kernel/rcu/tree_exp.h:840 2 locks held by syz-executor.1/25617: #0: ffff88810eb1a438 ( sb_writers#4){.+.+}-{0:0}, at: do_open fs/namei.c:3469 [inline] sb_writers#4){.+.+}-{0:0}, at: path_openat+0x1b69/0x2940 fs/namei.c:3609 #1: ffff88811b3b03f0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: inode_lock include/linux/fs.h:777 [inline] #1: ffff88811b3b03f0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: process_measurement+0x17c0/0x1920 security/integrity/ima/ima_main.c:241 2 locks held by syz-executor.1/25618: #0: ffff88810eb1a438 (sb_writers#4){.+.+}-{0:0}, at: do_open fs/namei.c:3469 [inline] #0: ffff88810eb1a438 (sb_writers#4){.+.+}-{0:0}, at: path_openat+0x1b69/0x2940 fs/namei.c:3609 #1: ffff88811b3b03f0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: inode_lock include/linux/fs.h:777 [inline] #1: ffff88811b3b03f0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: process_measurement+0x17c0/0x1920 security/integrity/ima/ima_main.c:241 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 25 Comm: khungtaskd Not tainted 5.17.0-rc6-syzkaller-00100-g98d107b84614 #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:212 [inline] watchdog+0xc1d/0xf50 kernel/hung_task.c:369 kthread+0x2ef/0x3a0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 1205 Comm: dhcpcd Not tainted 5.17.0-rc6-syzkaller-00100-g98d107b84614 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline] RIP: 0010:check_preemption_disabled+0x1b/0x170 lib/smp_processor_id.c:16 Code: 0f 1f 44 00 00 0f 0b e9 23 ff ff ff cc cc cc 41 56 41 55 49 89 f5 41 54 55 48 89 fd 53 0f 1f 44 00 00 65 44 8b 25 cd 73 2d 7a <65> 8b 1d fe c8 2d 7a 81 e3 ff ff ff 7f 31 ff 89 de 0f 1f 44 00 00 RSP: 0018:ffffc90000158c48 EFLAGS: 00000002 RAX: 0000000000000001 RBX: 0000000000000111 RCX: ffffffff811b1f29 RDX: 1ffffffff0f383e4 RSI: ffffffff86414800 RDI: ffffffff86414840 RBP: ffffffff86414840 R08: 0000000000000001 R09: ffffffff879c1f27 R10: fffffbfff0f383e4 R11: 0000000000000000 R12: 0000000000000001 R13: ffffffff86414800 R14: ffffffff811bf780 R15: ffff888100069000 FS: 00007f1ba845b740(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd00b88a000 CR3: 0000000119857000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rcu_dynticks_curr_cpu_in_eqs kernel/rcu/tree.c:330 [inline] rcu_is_watching+0xe/0xb0 kernel/rcu/tree.c:1128 rcu_read_lock_held_common kernel/rcu/update.c:108 [inline] rcu_read_lock_held+0x18/0x40 kernel/rcu/update.c:309 get_work_pool+0x3c/0x1a0 kernel/workqueue.c:726 __queue_work+0x1dd/0xf30 kernel/workqueue.c:1475 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1421 expire_timers kernel/time/timer.c:1461 [inline] __run_timers.part.0+0x4a6/0xa30 kernel/time/timer.c:1734 __run_timers kernel/time/timer.c:1715 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1747 __do_softirq+0x288/0x9a5 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline] RIP: 0010:check_kcov_mode kernel/kcov.c:166 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:200 Code: 48 89 ef 5d e9 11 7f 2e 00 5d be 03 00 00 00 e9 76 8b c1 00 66 0f 1f 44 00 00 48 8b be b0 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 <65> 8b 05 c9 6e be 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b RSP: 0018:ffffc90000faf2d8 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88811504d400 RSI: ffffffff812bdbf1 RDI: 0000000000000003 RBP: ffffc90000faf318 R08: 0000000000000000 R09: ffffffff8a7ed807 R10: ffffffff812bdbe7 R11: 0000000000000000 R12: 0000000000000037 R13: ffff888100380000 R14: 0000000000000200 R15: ffffc90000faf438 console_trylock_spinning kernel/printk/printk.c:1885 [inline] vprintk_emit+0x377/0x4f0 kernel/printk/printk.c:2244 dev_vprintk_emit+0x36e/0x3b2 drivers/base/core.c:4604 dev_printk_emit+0xba/0xf1 drivers/base/core.c:4615 __netdev_printk+0x1c6/0x27a net/core/dev.c:10782 netdev_err+0xd7/0x109 net/core/dev.c:10834 asix_set_sw_mii drivers/net/usb/asix_common.c:303 [inline] asix_set_sw_mii drivers/net/usb/asix_common.c:297 [inline] asix_check_host_enable.cold+0x22/0x66 drivers/net/usb/asix_common.c:74 asix_mdio_read+0x90/0x250 drivers/net/usb/asix_common.c:499 asix_phy_reset+0x104/0x170 drivers/net/usb/asix_devices.c:215 ax88178_reset+0x3f5/0x1310 drivers/net/usb/asix_devices.c:977 usbnet_open+0xc8/0x5d0 drivers/net/usb/usbnet.c:894 __dev_open+0x2c4/0x4d0 net/core/dev.c:1407 __dev_change_flags+0x583/0x750 net/core/dev.c:8139 dev_change_flags+0x93/0x170 net/core/dev.c:8210 devinet_ioctl+0x15d1/0x1ca0 net/ipv4/devinet.c:1144 inet_ioctl+0x1e6/0x320 net/ipv4/af_inet.c:969 sock_do_ioctl+0xcc/0x230 net/socket.c:1122 sock_ioctl+0x2f1/0x640 net/socket.c:1239 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:860 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: 0033:0x7f1ba85490e7 Code: 3c 1c e8 1c ff ff ff 85 c0 79 87 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 61 9d 0c 00 f7 d8 64 89 01 48 RSP: 002b:00007ffe8aeaa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f1ba845b6c8 RCX: 00007f1ba85490e7 RDX: 00007ffe8aeba358 RSI: 0000000000008914 RDI: 0000000000000005 RBP: 00007ffe8aeca508 R08: 00007ffe8aeba318 R09: 00007ffe8aeba2c8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe8aeba358 R14: 0000000000000028 R15: 0000000000008914 ---------------- Code disassembly (best guess): 0: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 5: 0f 0b ud2 7: e9 23 ff ff ff jmpq 0xffffff2f c: cc int3 d: cc int3 e: cc int3 f: 41 56 push %r14 11: 41 55 push %r13 13: 49 89 f5 mov %rsi,%r13 16: 41 54 push %r12 18: 55 push %rbp 19: 48 89 fd mov %rdi,%rbp 1c: 53 push %rbx 1d: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 22: 65 44 8b 25 cd 73 2d mov %gs:0x7a2d73cd(%rip),%r12d # 0x7a2d73f7 29: 7a * 2a: 65 8b 1d fe c8 2d 7a mov %gs:0x7a2dc8fe(%rip),%ebx # 0x7a2dc92f <-- trapping instruction 31: 81 e3 ff ff ff 7f and $0x7fffffff,%ebx 37: 31 ff xor %edi,%edi 39: 89 de mov %ebx,%esi 3b: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)