do_sys_open fs/open.c:1327 [inline] __do_sys_openat fs/open.c:1343 [inline] __se_sys_openat fs/open.c:1338 [inline] __x64_sys_openat+0x13f/0x1f0 fs/open.c:1338 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+0x63/0xcd RIP: 0033:0x7fa45ec43697 ================================ WARNING: inconsistent lock state 5.19.0-syzkaller-13666-gffcf9c5700e4 #0 Not tainted -------------------------------- inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. udevd/1178 [HC0[0]:SC1[1]:HE0:SE0] takes: ffffffff87b854d8 (vmap_area_lock){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] ffffffff87b854d8 (vmap_area_lock){+.?.}-{2:2}, at: find_vmap_area+0x1c/0x130 mm/vmalloc.c:1836 {SOFTIRQ-ON-W} state was registered at: lock_acquire kernel/locking/lockdep.c:5666 [inline] lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5631 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:349 [inline] alloc_vmap_area+0xa0b/0x1d50 mm/vmalloc.c:1617 __get_vm_area_node+0x142/0x3f0 mm/vmalloc.c:2484 get_vm_area_caller+0x43/0x50 mm/vmalloc.c:2537 __ioremap_caller.constprop.0+0x292/0x600 arch/x86/mm/ioremap.c:280 acpi_os_ioremap include/acpi/acpi_io.h:13 [inline] acpi_map drivers/acpi/osl.c:296 [inline] acpi_os_map_iomem+0x463/0x550 drivers/acpi/osl.c:355 acpi_tb_acquire_table+0xd8/0x209 drivers/acpi/acpica/tbdata.c:142 acpi_tb_validate_table drivers/acpi/acpica/tbdata.c:317 [inline] acpi_tb_validate_table+0x50/0x8c drivers/acpi/acpica/tbdata.c:308 acpi_tb_verify_temp_table+0x84/0x674 drivers/acpi/acpica/tbdata.c:504 acpi_reallocate_root_table+0x374/0x3e0 drivers/acpi/acpica/tbxface.c:180 acpi_early_init+0x13a/0x438 drivers/acpi/bus.c:1214 start_kernel+0x3cf/0x48f init/main.c:1099 secondary_startup_64_no_verify+0xce/0xdb irq event stamp: 3479813 hardirqs last enabled at (3479812): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (3479812): [] _raw_spin_unlock_irq+0x1f/0x40 kernel/locking/spinlock.c:202 hardirqs last disabled at (3479813): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (3479813): [] _raw_spin_lock_irqsave+0x4e/0x50 kernel/locking/spinlock.c:162 softirqs last enabled at (3476068): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last enabled at (3476068): [] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:650 softirqs last disabled at (3479809): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last disabled at (3479809): [] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:650 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(vmap_area_lock); lock(vmap_area_lock); *** DEADLOCK *** 7 locks held by udevd/1178: #0: ffff8881150246e0 (&type->i_mutex_dir_key#4){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:771 [inline] #0: ffff8881150246e0 (&type->i_mutex_dir_key#4){++++}-{3:3}, at: lookup_slow fs/namei.c:1701 [inline] #0: ffff8881150246e0 (&type->i_mutex_dir_key#4){++++}-{3:3}, at: walk_component+0x332/0x5a0 fs/namei.c:1993 #1: ffff88811fe7e0a8 (&dentry->d_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] #1: ffff88811fe7e0a8 (&dentry->d_lock){+.+.}-{2:2}, at: __d_add fs/dcache.c:2756 [inline] #1: ffff88811fe7e0a8 (&dentry->d_lock){+.+.}-{2:2}, at: d_splice_alias+0x658/0xc80 fs/dcache.c:3158 #2: ffffc90000178d70 ((&dum_hcd->timer)){+.-.}-{0:0}, at: lockdep_copy_map include/linux/lockdep.h:31 [inline] #2: ffffc90000178d70 ((&dum_hcd->timer)){+.-.}-{0:0}, at: call_timer_fn+0xd5/0x6b0 kernel/time/timer.c:1464 #3: ffff88810e372230 (&dev->event_lock){-.-.}-{2:2}, at: input_event drivers/input/input.c:456 [inline] #3: ffff88810e372230 (&dev->event_lock){-.-.}-{2:2}, at: input_event+0x6c/0xa0 drivers/input/input.c:449 #4: ffffffff87a94f60 (rcu_read_lock){....}-{1:2}, at: input_pass_values.part.0+0x0/0x710 drivers/input/input.c:884 #5: ffffffff87eb92f8 (kbd_event_lock){..-.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] #5: ffffffff87eb92f8 (kbd_event_lock){..-.}-{2:2}, at: kbd_event+0x86/0x1790 drivers/tty/vt/keyboard.c:1537 #6: ffffffff87a94f60 (rcu_read_lock){....}-{1:2}, at: show_state_filter+0x0/0x300 kernel/sched/core.c:8832 stack backtrace: CPU: 1 PID: 1178 Comm: udevd Not tainted 5.19.0-syzkaller-13666-gffcf9c5700e4 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 print_usage_bug kernel/locking/lockdep.c:3961 [inline] valid_state kernel/locking/lockdep.c:3973 [inline] mark_lock_irq kernel/locking/lockdep.c:4176 [inline] mark_lock.part.0.cold+0x18/0xd8 kernel/locking/lockdep.c:4632 mark_lock kernel/locking/lockdep.c:4596 [inline] mark_usage kernel/locking/lockdep.c:4527 [inline] __lock_acquire+0x11d9/0x56d0 kernel/locking/lockdep.c:5007 lock_acquire kernel/locking/lockdep.c:5666 [inline] lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5631 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:349 [inline] find_vmap_area+0x1c/0x130 mm/vmalloc.c:1836 check_heap_object mm/usercopy.c:176 [inline] __check_object_size mm/usercopy.c:250 [inline] __check_object_size+0x1f8/0x700 mm/usercopy.c:212 check_object_size include/linux/thread_info.h:199 [inline] __copy_from_user_inatomic include/linux/uaccess.h:62 [inline] copy_from_user_nmi arch/x86/lib/usercopy.c:47 [inline] copy_from_user_nmi+0xcb/0x130 arch/x86/lib/usercopy.c:31 copy_code arch/x86/kernel/dumpstack.c:91 [inline] show_opcodes+0x59/0xb0 arch/x86/kernel/dumpstack.c:121 show_iret_regs+0xd/0x33 arch/x86/kernel/dumpstack.c:149 __show_regs+0x1e/0x60 arch/x86/kernel/process_64.c:74 show_trace_log_lvl+0x25b/0x2ba arch/x86/kernel/dumpstack.c:292 sched_show_task kernel/sched/core.c:8870 [inline] sched_show_task+0x44c/0x5c0 kernel/sched/core.c:8844 show_state_filter+0x13e/0x300 kernel/sched/core.c:8915 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xe1/0x130 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline] kbd_event+0xcdd/0x1790 drivers/tty/vt/keyboard.c:1543 input_to_handler+0x3b9/0x4c0 drivers/input/input.c:129 input_pass_values.part.0+0x230/0x710 drivers/input/input.c:156 input_pass_values drivers/input/input.c:145 [inline] input_handle_event+0x373/0x1470 drivers/input/input.c:415 input_event drivers/input/input.c:457 [inline] input_event+0x7f/0xa0 drivers/input/input.c:449 input_sync include/linux/input.h:450 [inline] hidinput_report_event+0xae/0x100 drivers/hid/hid-input.c:1650 hid_report_raw_event+0x3e6/0x1280 drivers/hid/hid-core.c:2005 hid_input_report+0x360/0x4c0 drivers/hid/hid-core.c:2065 hid_irq_in+0x50e/0x690 drivers/hid/usbhid/hid-core.c:284 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1671 usb_hcd_giveback_urb+0x380/0x430 drivers/usb/core/hcd.c:1754 dummy_timer+0x11ff/0x32c0 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x1a0/0x6b0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x674/0xa80 kernel/time/timer.c:1790 __run_timers kernel/time/timer.c:1768 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803 __do_softirq+0x1c0/0x9a9 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:__preempt_count_sub arch/x86/include/asm/preempt.h:85 [inline] RIP: 0010:preempt_count_sub+0x56/0x150 kernel/sched/core.c:5681 Code: 85 e4 00 00 00 8b 0d 19 3c 74 0a 85 c9 75 1b 65 8b 05 4e 74 e2 7e 89 c2 81 e2 ff ff ff 7f 39 da 7c 13 81 fb fe 00 00 00 76 63 db 65 01 1d 31 74 e2 7e 5b c3 e8 9a 1a f3 00 85 c0 74 f5 48 c7 RSP: 0018:ffffc90000517758 EFLAGS: 00000202 RAX: 0000000080000002 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000002 RSI: 0000000000000008 RDI: 0000000000000001 RBP: 000000000000035d R08: 0000000000000001 R09: ffffffff8b9657ef R10: fffffbfff172cafd R11: 0000000000000000 R12: ffffffff8b9657e8 R13: ffff88811fe7e0f8 R14: ffffc90000517878 R15: ffff88811fe7e128 __bit_spin_unlock include/linux/bit_spinlock.h:82 [inline] hlist_bl_unlock include/linux/list_bl.h:153 [inline] __d_lookup_unhash+0x2b9/0x510 fs/dcache.c:2735 __d_add fs/dcache.c:2760 [inline] d_splice_alias+0x5e1/0xc80 fs/dcache.c:3158 kernfs_iop_lookup+0x27f/0x320 fs/kernfs/dir.c:1168 __lookup_slow+0x24c/0x460 fs/namei.c:1685 lookup_slow fs/namei.c:1702 [inline] walk_component+0x33f/0x5a0 fs/namei.c:1993 link_path_walk.part.0+0x7e6/0xf60 fs/namei.c:2320 link_path_walk fs/namei.c:2245 [inline] path_openat+0x262/0x28f0 fs/namei.c:3687 do_filp_open+0x1b6/0x400 fs/namei.c:3718 do_sys_openat2+0x16d/0x4c0 fs/open.c:1311 do_sys_open fs/open.c:1327 [inline] __do_sys_openat fs/open.c:1343 [inline] __se_sys_openat fs/open.c:1338 [inline] __x64_sys_openat+0x13f/0x1f0 fs/open.c:1338 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+0x63/0xcd RIP: 0033:0x7fa45ec43697 Code: 25 00 00 41 00 3d 00 00 41 00 74 37 64 8b 04 25 18 00 00 00 85 c0 75 5b 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 85 00 00 00 48 83 c4 68 5d 41 5c c3 0f 1f RSP: 002b:00007fff2d9b4420 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000556aa2800450 RCX: 00007fa45ec43697 RDX: 0000000000080000 RSI: 00007fff2d9b4558 RDI: 00000000ffffff9c RBP: 00007fff2d9b4558 R08: 0000000000000008 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000 R13: 0000556aa2800450 R14: 0000000000000001 R15: 0000000000000000 Code: 25 00 00 41 00 3d 00 00 41 00 74 37 64 8b 04 25 18 00 00 00 85 c0 75 5b 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 85 00 00 00 48 83 c4 68 5d 41 5c c3 0f 1f RSP: 002b:00007fff2d9b4420 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000556aa2800450 RCX: 00007fa45ec43697 RDX: 0000000000080000 RSI: 00007fff2d9b4558 RDI: 00000000ffffff9c RBP: 00007fff2d9b4558 R08: 0000000000000008 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000 R13: 0000556aa2800450 R14: 0000000000000001 R15: 0000000000000000 task:dbus-daemon state:S stack:28512 pid: 1201 ppid: 1 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1878 [inline] do_epoll_wait+0x12ba/0x1950 fs/eventpoll.c:2256 __do_sys_epoll_wait fs/eventpoll.c:2268 [inline] __se_sys_epoll_wait fs/eventpoll.c:2263 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2263 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+0x63/0xcd RIP: 0033:0x7fe9ae0f2e46 RSP: 002b:00007ffe5f5da868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007ffe5f5da878 RCX: 00007fe9ae0f2e46 RDX: 0000000000000040 RSI: 00007ffe5f5da878 RDI: 0000000000000003 RBP: 00007ffe5f5dac08 R08: 000000000000000c R09: 00007ffe5f5e1080 R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ffe5f5dac08 R15: 00007ffe5f5daeac task:dhcpcd state:S stack:27400 pid: 1214 ppid: 1 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xea0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 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+0x63/0xcd RIP: 0033:0x7fed3d0489fb RSP: 002b:00007fff19c095e0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000564e1c01be20 RCX: 00007fed3d0489fb RDX: 00007fff19c09600 RSI: 0000000000000004 RDI: 0000564e1c0391f0 RBP: 00007fff19c09920 R08: 0000000000000008 R09: 00007fff19d0e080 R10: 00007fff19c09920 R11: 0000000000000246 R12: 00007fff19c09600 R13: 0000564e1b5fb610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:24152 pid: 1215 ppid: 1214 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xea0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 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+0x63/0xcd RIP: 0033:0x7fed3d0489fb RSP: 002b:00007fff19c095e0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000564e1c01be20 RCX: 00007fed3d0489fb RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000564e1c01be00 RBP: 00007fff19c09920 R08: 0000000000000008 R09: 0000000000000000 R10: 00007fff19c09920 R11: 0000000000000246 R12: 0000000000000000 R13: 0000564e1b5fb610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:28088 pid: 1216 ppid: 1214 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xea0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 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+0x63/0xcd RIP: 0033:0x7fed3d0489fb RSP: 002b:00007fff19c095e0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000564e1c01be20 RCX: 00007fed3d0489fb RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000564e1c025650 RBP: 00007fff19c09920 R08: 0000000000000008 R09: 00007fed3d114a60 R10: 00007fff19c09920 R11: 0000000000000246 R12: 0000000000000000 R13: 0000564e1b5fb610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:28256 pid: 1217 ppid: 1214 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xea0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 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+0x63/0xcd RIP: 0033:0x7fed3d0489fb RSP: 002b:00007fff19c095e0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000564e1c01be20 RCX: 00007fed3d0489fb RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000564e1c025650 RBP: 00007fff19c09920 R08: 0000000000000008 R09: 00007fed3d114a60 R10: 00007fff19c09920 R11: 0000000000000246 R12: 0000000000000000 R13: 0000564e1b5fb610 R14: 0000000000000003 R15: 0000000000000000 task:sshd state:S stack:27968 pid: 1235 ppid: 1 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_select+0x119c/0x16a0 fs/select.c:607 core_sys_select+0x3c2/0x9c0 fs/select.c:681 do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:763 __do_sys_pselect6 fs/select.c:804 [inline] __se_sys_pselect6 fs/select.c:795 [inline] __x64_sys_pselect6+0x17f/0x230 fs/select.c:795 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+0x63/0xcd RIP: 0033:0x7f8f2192fd83 RSP: 002b:00007ffe6fe669e0 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f2192fd83 RDX: 0000000000000000 RSI: 000055c56a0d7150 RDI: 0000000000000007 RBP: 00007ffe6fe66bc8 R08: 0000000000000000 R09: 00007ffe6fe66a20 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000064 R13: 000055c56a0d7150 R14: 000000000000018c R15: 000055c569763e85 task:getty state:S stack:24432 pid: 1237 ppid: 1 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1911 wait_woken+0x18b/0x1f0 kernel/sched/wait.c:459 n_tty_read+0x1051/0x13e0 drivers/tty/n_tty.c:2243 iterate_tty_read drivers/tty/tty_io.c:858 [inline] tty_read+0x33a/0x5d0 drivers/tty/tty_io.c:933 call_read_iter include/linux/fs.h:2186 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x67d/0x930 fs/read_write.c:470 ksys_read+0x127/0x250 fs/read_write.c:607 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+0x63/0xcd RIP: 0033:0x7feb148308fe RSP: 002b:00007fff7212b258 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 000055a75b728910 RCX: 00007feb148308fe RDX: 0000000000000001 RSI: 00007fff7212b270 RDI: 0000000000000000 RBP: 000055a75b728970 R08: 0000000000000007 R09: 000055a75b729cd0 R10: 0000000000000063 R11: 0000000000000246 R12: 000055a75b7289ac R13: 00007fff7212b270 R14: 0000000000000000 R15: 000055a75b7289ac task:dhcpcd state:S stack:27648 pid: 1239 ppid: 1215 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xea0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 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+0x63/0xcd RIP: 0033:0x7fed3d0489fb RSP: 002b:00007fff19c095e0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000564e1c01be20 RCX: 00007fed3d0489fb RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000564e1c026cc0 RBP: 00007fff19c09920 R08: 0000000000000008 R09: 00000000800a0142 R10: 00007fff19c09920 R11: 0000000000000246 R12: 0000000000000000 R13: 0000564e1b5fb610 R14: 0000000000000003 R15: 0000000000000000 task:sshd state:S stack:25440 pid: 1279 ppid: 1235 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_select+0x119c/0x16a0 fs/select.c:607 core_sys_select+0x3c2/0x9c0 fs/select.c:681 do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:763 __do_sys_pselect6 fs/select.c:804 [inline] __se_sys_pselect6 fs/select.c:795 [inline] __x64_sys_pselect6+0x17f/0x230 fs/select.c:795 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+0x63/0xcd RIP: 0033:0x7f7985d96d83 RSP: 002b:00007fffbcb18710 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f7985d96d83 RDX: 0000558e49dcb370 RSI: 0000558e49dd46d0 RDI: 000000000000000a RBP: 0000558e49dd8f40 R08: 00007fffbcb18740 R09: 00007fffbcb18750 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 0000000000000001 R14: 00007fffbcb187c8 R15: 00007fffbcb18848 task:syz-fuzzer state:S stack:27256 pid: 1281 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x63/0xcd RIP: 0033:0x4668c3 RSP: 002b:00007ffca60e1468 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004668c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000018450f0 RBP: 00007ffca60e14b0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000000043d100 R13: 0000000000000000 R14: 0000000001844bc0 R15: 00007f3efd92035d task:syz-fuzzer state:S stack:25800 pid: 1282 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x197/0x690 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 __do_sys_nanosleep kernel/time/hrtimer.c:2131 [inline] __se_sys_nanosleep kernel/time/hrtimer.c:2118 [inline] __x64_sys_nanosleep+0x1dc/0x260 kernel/time/hrtimer.c:2118 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+0x63/0xcd RIP: 0033:0x46631d RSP: 002b:000000c000041f10 EFLAGS: 00000202 ORIG_RAX: 0000000000000023 RAX: ffffffffffffffda RBX: 0000000000002710 RCX: 000000000046631d RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c000041f10 RBP: 000000c000041f20 R08: 0000000000000119 R09: 00007ffca6124080 R10: 00007ffca6124090 R11: 0000000000000202 R12: 000000c000041f10 R13: 000000c00061e400 R14: 000000c0000004e0 R15: 00007f3efd91b0c3 task:syz-fuzzer state:S stack:29520 pid: 1283 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x63/0xcd RIP: 0033:0x4668c3 RSP: 002b:000000c00063fed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004668c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001875320 RBP: 000000c00063ff18 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000043ed8 R13: 0000000000000000 R14: 000000c00028eea0 R15: 00007f3efd92f782 task:syz-fuzzer state:S stack:25584 pid: 1284 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x63/0xcd RIP: 0033:0x4668c3 RSP: 002b:000000c00003dd50 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004668c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c000032950 RBP: 000000c00003dd98 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000022800 R13: 00000000000000d9 R14: 000000c000001040 R15: 0000000000000000 task:syz-fuzzer state:S stack:25584 pid: 1285 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_waitid+0x275/0x370 kernel/exit.c:1605 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1618 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+0x63/0xcd RIP: 0033:0x49e02a RSP: 002b:000000c00002d5b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 000000c000020000 RCX: 000000000049e02a RDX: 000000c00002d608 RSI: 000000000000050e RDI: 0000000000000001 RBP: 000000c00002d698 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00002d638 R13: 0000000000000000 R14: 000000c0003156c0 R15: 0000000000000009 task:syz-fuzzer state:S stack:27768 pid: 1286 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_waitid+0x275/0x370 kernel/exit.c:1605 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1618 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+0x63/0xcd RIP: 0033:0x49e02a RSP: 002b:000000c00002bdb0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 000000c000020000 RCX: 000000000049e02a RDX: 000000c00002be08 RSI: 000000000000050f RDI: 0000000000000001 RBP: 000000c00002be98 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00002be38 R13: 0000000000000000 R14: 000000c0000921a0 R15: 00007f3efd966145 task:syz-fuzzer state:S stack:29520 pid: 1287 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x63/0xcd RIP: 0033:0x4668c3 RSP: 002b:000000c000637ee8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004668c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001875218 RBP: 000000c000637f30 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000466f00 R13: 000000c00061e800 R14: 000000c00028ed00 R15: 00007f3efd92f775 task:syz-fuzzer state:S stack:25304 pid: 1289 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_waitid+0x275/0x370 kernel/exit.c:1605 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1618 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+0x63/0xcd RIP: 0033:0x49e02a RSP: 002b:000000c00063edb0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 000000c000022800 RCX: 000000000049e02a RDX: 000000c00063ee08 RSI: 000000000000050d RDI: 0000000000000001 RBP: 000000c00063ee98 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00063ee38 R13: 0000000000000000 R14: 000000c00028f380 R15: 000000000000015b task:syz-fuzzer state:S stack:27936 pid: 1297 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_waitid+0x275/0x370 kernel/exit.c:1605 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1618 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+0x63/0xcd RIP: 0033:0x49e02a RSP: 002b:000000c00063bdb0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 000000c000022800 RCX: 000000000049e02a RDX: 000000c00063be08 RSI: 0000000000000515 RDI: 0000000000000001 RBP: 000000c00063be98 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00063be38 R13: 0000000000000000 R14: 000000c000001ba0 R15: 0000000000000089 task:syz-fuzzer state:S stack:30000 pid: 1299 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_waitid+0x275/0x370 kernel/exit.c:1605 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1618 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+0x63/0xcd RIP: 0033:0x49e02a RSP: 002b:000000c000b275b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 000000c000020000 RCX: 000000000049e02a RDX: 000000c000b27608 RSI: 0000000000000512 RDI: 0000000000000001 RBP: 000000c000b27698 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c000b27638 R13: 0000000000000000 R14: 000000c000093520 R15: 00000000000001dd task:syz-fuzzer state:S stack:30000 pid: 1300 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_waitid+0x275/0x370 kernel/exit.c:1605 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1618 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+0x63/0xcd RIP: 0033:0x49e02a RSP: 002b:000000c00063cdb0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 000000c000022800 RCX: 000000000049e02a RDX: 000000c00063ce08 RSI: 0000000000000510 RDI: 0000000000000001 RBP: 000000c00063ce98 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00063ce38 R13: 0000000000000000 R14: 000000c000a16340 R15: 0000000000000000 task:syz-fuzzer state:S stack:25976 pid: 1302 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x63/0xcd RIP: 0033:0x466ae0 RSP: 002b:000000c000b4be18 EFLAGS: 00000202 ORIG_RAX: 000000000000001c RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000466ae0 RDX: 0000000000000080 RSI: 000000c000b4b840 RDI: 0000000000000003 RBP: 000000c000b4be40 R08: 0000000000000000 R09: 000000450a4bfeed R10: 0000000000000006 R11: 0000000000000246 R12: 000000c000b4b870 R13: 0000000000000500 R14: 000000c000a16000 R15: 0000000000001018 task:syz-fuzzer state:S stack:27648 pid: 1791 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x63/0xcd RIP: 0033:0x4668c3 RSP: 002b:000000c000b4dd78 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004668c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00061f150 RBP: 000000c000b4ddc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000000001a1 R13: 0000000000000680 R14: 000000c000a16820 R15: 0000000000001018 task:syz-fuzzer state:S stack:26200 pid: 5821 ppid: 1279 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305 ep_poll fs/eventpoll.c:1878 [inline] do_epoll_wait+0x12ba/0x1950 fs/eventpoll.c:2256 task:kworker/1:2 state:D stack:20952 pid: 1290 ppid: 2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1935 do_wait_for_common kernel/sched/completion.c:85 [inline] __wait_for_common+0x1be/0x530 kernel/sched/completion.c:106 usb_start_wait_urb+0x144/0x4b0 drivers/usb/core/message.c:63 usb_internal_control_msg drivers/usb/core/message.c:102 [inline] usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:153 usb_get_descriptor+0xdd/0x1d0 drivers/usb/core/message.c:793 usb_get_configuration+0x296/0x3b20 drivers/usb/core/config.c:898 usb_enumerate_device drivers/usb/core/hub.c:2405 [inline] usb_new_device+0x566/0x7b0 drivers/usb/core/hub.c:2543 hub_port_connect drivers/usb/core/hub.c:5353 [inline] hub_port_connect_change drivers/usb/core/hub.c:5497 [inline] port_event drivers/usb/core/hub.c:5653 [inline] hub_event+0x26c7/0x4610 drivers/usb/core/hub.c:5735 process_one_work+0x991/0x1610 kernel/workqueue.c:2289 process_scheduled_works kernel/workqueue.c:2352 [inline] worker_thread+0x854/0x1080 kernel/workqueue.c:2438 kthread+0x2ea/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:syz-executor.0 state:S stack:27944 pid: 1293 ppid: 1289 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_wait4+0x14c/0x260 kernel/exit.c:1681 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1709 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+0x63/0xcd RIP: 0033:0x7f7a4d4416d6 RSP: 002b:00007fff8b9154d8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000517 RCX: 00007f7a4d4416d6 RDX: 0000000040000000 RSI: 00007fff8b9154ec RDI: 00000000ffffffff RBP: 00007fff8b9154ec R08: 0000000000000000 R09: 0000555555697400 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 00007fff8b9155e0 R14: 00007f7a4d5569d8 R15: 000000000000000c task:syz-executor.5 state:S stack:27944 pid: 1294 ppid: 1285 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_wait4+0x14c/0x260 kernel/exit.c:1681 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1709 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+0x63/0xcd RIP: 0033:0x7ff9914ac6d6 RSP: 002b:00007ffcf0d941d8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 000000000000051b RCX: 00007ff9914ac6d6 RDX: 0000000040000000 RSI: 00007ffcf0d941ec RDI: 00000000ffffffff RBP: 00007ffcf0d941ec R08: 0000000000000000 R09: 0000555555caa400 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 00007ffcf0d942e0 R14: 00007ff9915c19d8 R15: 000000000000000c task:syz-executor.1 state:S stack:27944 pid: 1295 ppid: 1285 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_wait4+0x14c/0x260 kernel/exit.c:1681 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1709 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+0x63/0xcd RIP: 0033:0x7fc1823726d6 RSP: 002b:00007ffd57decaf8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 000000000000051a RCX: 00007fc1823726d6 RDX: 0000000040000000 RSI: 00007ffd57decb0c RDI: 00000000ffffffff RBP: 00007ffd57decb0c R08: 0000000000000000 R09: 0000555555749400 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 00007ffd57decc00 R14: 00007fc1824879d8 R15: 000000000000000c task:syz-executor.2 state:S stack:27944 pid: 1296 ppid: 1284 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_wait4+0x14c/0x260 kernel/exit.c:1681 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1709 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+0x63/0xcd RIP: 0033:0x7f5ff73976d6 RSP: 002b:00007ffd82c5a708 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000520 RCX: 00007f5ff73976d6 RDX: 0000000040000000 RSI: 00007ffd82c5a71c RDI: 00000000ffffffff RBP: 00007ffd82c5a71c R08: 0000000000000000 R09: 0000555555e4b400 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 00007ffd82c5a810 R14: 00007f5ff74ac9d8 R15: 000000000000000c task:syz-executor.4 state:S stack:27944 pid: 1298 ppid: 1284 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_wait4+0x14c/0x260 kernel/exit.c:1681 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1709 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+0x63/0xcd RIP: 0033:0x7f3b5f2836d6 RSP: 002b:00007ffc2a2eda98 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000522 RCX: 00007f3b5f2836d6 RDX: 0000000040000000 RSI: 00007ffc2a2edaac RDI: 00000000ffffffff RBP: 00007ffc2a2edaac R08: 0000000000000000 R09: 000055555698a400 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 00007ffc2a2edba0 R14: 00007f3b5f3989d8 R15: 000000000000000c task:syz-executor.3 state:S stack:27944 pid: 1301 ppid: 1297 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 do_wait+0x6f4/0xce0 kernel/exit.c:1537 kernel_wait4+0x14c/0x260 kernel/exit.c:1681 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1709 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+0x63/0xcd RIP: 0033:0x7fbe2c89f6d6 RSP: 002b:00007ffc2e23cad8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000525 RCX: 00007fbe2c89f6d6 RDX: 0000000040000000 RSI: 00007ffc2e23caec RDI: 00000000ffffffff RBP: 00007ffc2e23caec R08: 0000000000000000 R09: 000055555587d400 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 00007ffc2e23cbe0 R14: 00007fbe2c9b49d8 R15: 000000000000000c task:syz-executor.0 state:D stack:23480 pid: 1303 ppid: 1293 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 io_schedule+0xba/0x130 kernel/sched/core.c:8714 bit_wait_io+0x12/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x60/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xd5/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x87a/0xf60 fs/jbd2/transaction.c:1107 jbd2_journal_get_write_access+0x122/0x190 fs/jbd2/transaction.c:1242 __ext4_journal_get_write_access+0x1ba/0x440 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x187/0x270 fs/ext4/inode.c:5763 __ext4_mark_inode_dirty+0x176/0x8d0 fs/ext4/inode.c:5929 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:5966 __mark_inode_dirty+0x48b/0x1040 fs/fs-writeback.c:2381 generic_update_time fs/inode.c:1856 [inline] inode_update_time fs/inode.c:1869 [inline] touch_atime+0x63d/0x700 fs/inode.c:1941 file_accessed include/linux/fs.h:2521 [inline] iterate_dir+0x459/0x6f0 fs/readdir.c:70 __do_sys_getdents64 fs/readdir.c:369 [inline] __se_sys_getdents64 fs/readdir.c:354 [inline] __x64_sys_getdents64+0x13a/0x2c0 fs/readdir.c:354 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+0x63/0xcd RIP: 0033:0x7f7a4d468087 RSP: 002b:00007fff8b9141a8 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 0000555555698b00 RCX: 00007f7a4d468087 RDX: 0000000000008000 RSI: 0000555555698b30 RDI: 0000000000000003 RBP: 0000555555698b30 R08: 0000000000000030 R09: 00007f7a4d52a640 R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffb8 R13: 0000555555698b04 R14: 0000000000000016 R15: 00007fff8b9153a0 task:syz-executor.1 state:S stack:25728 pid: 1306 ppid: 1295 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x197/0x690 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1236 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1276 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1254 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1254 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+0x63/0xcd RIP: 0033:0x7fc182398f4a RSP: 002b:00007ffd57dec890 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 0000000000000108 RCX: 00007fc182398f4a RDX: 00007ffd57dec8d0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffd57dec95c R08: 0000000000000119 R09: 00007ffd57df2080 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 R13: 000000000004477e R14: 0000000000000000 R15: 00007ffd57dec9c0 task:syz-executor.5 state:D stack:25456 pid: 1307 ppid: 1294 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 io_schedule+0xba/0x130 kernel/sched/core.c:8714 bit_wait_io+0x12/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x60/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xd5/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x87a/0xf60 fs/jbd2/transaction.c:1107 jbd2_journal_get_write_access+0x122/0x190 fs/jbd2/transaction.c:1242 __ext4_journal_get_write_access+0x1ba/0x440 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x187/0x270 fs/ext4/inode.c:5763 __ext4_mark_inode_dirty+0x176/0x8d0 fs/ext4/inode.c:5929 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:5966 __mark_inode_dirty+0x48b/0x1040 fs/fs-writeback.c:2381 generic_update_time fs/inode.c:1856 [inline] inode_update_time fs/inode.c:1869 [inline] touch_atime+0x63d/0x700 fs/inode.c:1941 file_accessed include/linux/fs.h:2521 [inline] iterate_dir+0x459/0x6f0 fs/readdir.c:70 __do_sys_getdents64 fs/readdir.c:369 [inline] __se_sys_getdents64 fs/readdir.c:354 [inline] __x64_sys_getdents64+0x13a/0x2c0 fs/readdir.c:354 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+0x63/0xcd RIP: 0033:0x7ff9914d3087 RSP: 002b:00007ffcf0d92ea8 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 0000555555cabb00 RCX: 00007ff9914d3087 RDX: 0000000000008000 RSI: 0000555555cabb30 RDI: 0000000000000003 RBP: 0000555555cabb30 R08: 0000000000000030 R09: 00007ff991595640 R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffb8 R13: 0000555555cabb04 R14: 0000000000000016 R15: 00007ffcf0d940a0 task:syz-executor.2 state:D stack:25608 pid: 1312 ppid: 1296 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 io_schedule+0xba/0x130 kernel/sched/core.c:8714 bit_wait_io+0x12/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x60/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xd5/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x87a/0xf60 fs/jbd2/transaction.c:1107 jbd2_journal_get_write_access+0x122/0x190 fs/jbd2/transaction.c:1242 __ext4_journal_get_write_access+0x1ba/0x440 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x187/0x270 fs/ext4/inode.c:5763 __ext4_mark_inode_dirty+0x176/0x8d0 fs/ext4/inode.c:5929 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:5966 __mark_inode_dirty+0x48b/0x1040 fs/fs-writeback.c:2381 generic_update_time fs/inode.c:1856 [inline] inode_update_time fs/inode.c:1869 [inline] touch_atime+0x63d/0x700 fs/inode.c:1941 file_accessed include/linux/fs.h:2521 [inline] iterate_dir+0x459/0x6f0 fs/readdir.c:70 __do_sys_getdents64 fs/readdir.c:369 [inline] __se_sys_getdents64 fs/readdir.c:354 [inline] __x64_sys_getdents64+0x13a/0x2c0 fs/readdir.c:354 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+0x63/0xcd RIP: 0033:0x7f5ff73be087 RSP: 002b:00007ffd82c593d8 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 0000555555e4cb00 RCX: 00007f5ff73be087 RDX: 0000000000008000 RSI: 0000555555e4cb30 RDI: 0000000000000003 RBP: 0000555555e4cb30 R08: 0000000000000030 R09: 00007f5ff7480640 R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffb8 R13: 0000555555e4cb04 R14: 0000000000000016 R15: 00007ffd82c5a5d0 task:syz-executor.4 state:D stack:25728 pid: 1314 ppid: 1298 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 io_schedule+0xba/0x130 kernel/sched/core.c:8714 bit_wait_io+0x12/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x60/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xd5/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x87a/0xf60 fs/jbd2/transaction.c:1107 jbd2_journal_get_write_access+0x122/0x190 fs/jbd2/transaction.c:1242 __ext4_journal_get_write_access+0x1ba/0x440 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x187/0x270 fs/ext4/inode.c:5763 __ext4_mark_inode_dirty+0x176/0x8d0 fs/ext4/inode.c:5929 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:5966 __mark_inode_dirty+0x48b/0x1040 fs/fs-writeback.c:2381 generic_update_time fs/inode.c:1856 [inline] inode_update_time fs/inode.c:1869 [inline] touch_atime+0x63d/0x700 fs/inode.c:1941 file_accessed include/linux/fs.h:2521 [inline] iterate_dir+0x459/0x6f0 fs/readdir.c:70 __do_sys_getdents64 fs/readdir.c:369 [inline] __se_sys_getdents64 fs/readdir.c:354 [inline] __x64_sys_getdents64+0x13a/0x2c0 fs/readdir.c:354 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+0x63/0xcd RIP: 0033:0x7f3b5f2aa087 RSP: 002b:00007ffc2a2ec768 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 000055555698bb00 RCX: 00007f3b5f2aa087 RDX: 0000000000008000 RSI: 000055555698bb30 RDI: 0000000000000003 RBP: 000055555698bb30 R08: 0000000000000030 R09: 00007f3b5f36c640 R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffb8 R13: 000055555698bb04 R14: 0000000000000016 R15: 00007ffc2a2ed960 task:syz-executor.3 state:D stack:25336 pid: 1317 ppid: 1301 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 io_schedule+0xba/0x130 kernel/sched/core.c:8714 bit_wait_io+0x12/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x60/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xd5/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x87a/0xf60 fs/jbd2/transaction.c:1107 jbd2_journal_get_write_access+0x122/0x190 fs/jbd2/transaction.c:1242 __ext4_journal_get_write_access+0x1ba/0x440 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x187/0x270 fs/ext4/inode.c:5763 __ext4_mark_inode_dirty+0x176/0x8d0 fs/ext4/inode.c:5929 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:5966 __mark_inode_dirty+0x48b/0x1040 fs/fs-writeback.c:2381 generic_update_time fs/inode.c:1856 [inline] inode_update_time fs/inode.c:1869 [inline] touch_atime+0x63d/0x700 fs/inode.c:1941 file_accessed include/linux/fs.h:2521 [inline] iterate_dir+0x459/0x6f0 fs/readdir.c:70 __do_sys_getdents64 fs/readdir.c:369 [inline] __se_sys_getdents64 fs/readdir.c:354 [inline] __x64_sys_getdents64+0x13a/0x2c0 fs/readdir.c:354 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+0x63/0xcd RIP: 0033:0x7fbe2c8c6087 RSP: 002b:00007ffc2e23b7a8 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 000055555587eb00 RCX: 00007fbe2c8c6087 RDX: 0000000000008000 RSI: 000055555587eb30 RDI: 0000000000000003 RBP: 000055555587eb30 R08: 0000000000000030 R09: 00007fbe2c988640 R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffb8 R13: 000055555587eb04 R14: 0000000000000016 R15: 00007ffc2e23c9a0 task:kworker/u4:5 state:I stack:29664 pid: 1318 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ea/0x3a0 kernel/kthread.c:376 ---------------- Code disassembly (best guess): 0: 85 e4 test %esp,%esp 2: 00 00 add %al,(%rax) 4: 00 8b 0d 19 3c 74 add %cl,0x743c190d(%rbx) a: 0a 85 c9 75 1b 65 or 0x651b75c9(%rbp),%al 10: 8b 05 4e 74 e2 7e mov 0x7ee2744e(%rip),%eax # 0x7ee27464 16: 89 c2 mov %eax,%edx 18: 81 e2 ff ff ff 7f and $0x7fffffff,%edx 1e: 39 da cmp %ebx,%edx 20: 7c 13 jl 0x35 22: 81 fb fe 00 00 00 cmp $0xfe,%ebx 28: 76 63 jbe 0x8d * 2a: f7 db neg %ebx <-- trapping instruction 2c: 65 01 1d 31 74 e2 7e add %ebx,%gs:0x7ee27431(%rip) # 0x7ee27464 33: 5b pop %rbx 34: c3 retq 35: e8 9a 1a f3 00 callq 0xf31ad4 3a: 85 c0 test %eax,%eax 3c: 74 f5 je 0x33 3e: 48 rex.W 3f: c7 .byte 0xc7