rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2642 jiffies s: 99757 root: 0x2/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 5163 Comm: syz-executor Not tainted 6.11.0-syzkaller-11558-g075dbe9f6e3c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:serial8250_console_write+0x26a/0x17c0 drivers/tty/serial/8250/8250_port.c:3361 Code: 91 fe ff 48 89 ea 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 0f b6 04 02 84 c0 74 06 0f 8e 1f 15 00 00 45 0f b6 a5 c0 02 00 00 <31> ff 44 89 e6 e8 3c fa b3 fe 45 84 e4 0f 85 61 03 00 00 49 8d 45 RSP: 0000:ffffc900001b7f88 EFLAGS: 00000046 RAX: 0000000000000000 RBX: ffffffff9345d5a0 RCX: ffffc90001202000 RDX: 1ffffffff26c551c RSI: ffffffff82a1bd03 RDI: ffffffff9362a660 RBP: ffffffff9362a8e0 R08: 0000000000000001 R09: 000000000000001f R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffffffff9362a620 R14: ffffffff9362a670 R15: 000000000000002f FS: 00005555678c8500(0000) GS:ffff8881f5900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feb56581b0c CR3: 0000000123a62000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: console_emit_next_record kernel/printk/printk.c:3092 [inline] console_flush_all+0x800/0xc60 kernel/printk/printk.c:3180 __console_flush_and_unlock kernel/printk/printk.c:3239 [inline] console_unlock+0xd9/0x210 kernel/printk/printk.c:3279 vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2407 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:68 _printk+0xc8/0x100 kernel/printk/printk.c:2432 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline] show_trace_log_lvl+0x1b7/0x3d0 arch/x86/kernel/dumpstack.c:285 sched_show_task kernel/sched/core.c:7582 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557 show_state_filter+0xee/0x320 kernel/sched/core.c:7627 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline] kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541 input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549 input_pass_values+0x777/0x8e0 drivers/input/input.c:126 input_event_dispose drivers/input/input.c:352 [inline] input_handle_event+0xb30/0x14d0 drivers/input/input.c:369 input_event drivers/input/input.c:398 [inline] input_event+0x83/0xa0 drivers/input/input.c:390 hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1719 hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540 hid_input_array_field+0x330/0x710 drivers/hid/hid-core.c:1644 hid_process_report drivers/hid/hid-core.c:1694 [inline] hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2040 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110 hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x20c/0xcc0 kernel/time/hrtimer.c:1755 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772 handle_softirqs+0x206/0x8d0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0xac/0x110 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline] RIP: 0010:check_kcov_mode kernel/kcov.c:183 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0xc/0x70 kernel/kcov.c:217 Code: cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 65 48 8b 15 64 0e ae 7e <65> 8b 05 65 0e ae 7e a9 00 01 ff 00 48 8b 34 24 74 1d f6 c4 01 74 RSP: 0000:ffffc90007f2fab8 EFLAGS: 00000293 RAX: 0000000000000000 RBX: ffffea0004865ac0 RCX: ffffffff81a03a9c RDX: ffff888105b71d40 RSI: ffffffff81a03aaa RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffc90007f2fd80 R13: ffffea0004865ac0 R14: 0000000000000001 R15: ffffea0004865ad8 PageTail include/linux/page-flags.h:281 [inline] const_folio_flags.constprop.0+0x51/0x150 include/linux/page-flags.h:309 folio_test_head include/linux/page-flags.h:822 [inline] folio_test_large include/linux/page-flags.h:843 [inline] __folio_add_rmap mm/rmap.c:1167 [inline] __folio_add_file_rmap mm/rmap.c:1481 [inline] folio_add_file_rmap_ptes+0x78/0x300 mm/rmap.c:1503 set_pte_range+0x1f8/0x510 mm/memory.c:5025 filemap_map_order0_folio mm/filemap.c:3619 [inline] filemap_map_pages+0x4f8/0x13d0 mm/filemap.c:3673 do_fault_around mm/memory.c:5240 [inline] do_read_fault mm/memory.c:5273 [inline] do_fault mm/memory.c:5416 [inline] do_pte_missing mm/memory.c:3965 [inline] handle_pte_fault mm/memory.c:5751 [inline] __handle_mm_fault+0x1df2/0x3390 mm/memory.c:5894 handle_mm_fault+0x3fa/0xaa0 mm/memory.c:6062 do_user_addr_fault+0x613/0x12c0 arch/x86/mm/fault.c:1338 handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7feb56499307 Code: 24 64 00 00 00 00 45 31 ff 83 e8 20 c7 44 24 20 00 00 00 00 45 31 f6 45 31 db 48 98 c7 44 24 10 00 00 00 00 41 ba ff ff ff ff <0f> b6 04 01 48 8d 0d 4e 2e 1d 00 c7 44 24 60 00 00 00 00 c7 44 24 RSP: 002b:00007ffc382fbb40 EFLAGS: 00010246 RAX: 000000000000004c RBX: 00007ffc382fc0a0 RCX: 00007feb56581ac0 RDX: 0000000000000000 RSI: 00007feb56561892 RDI: 00007ffc382fc380 RBP: 0000000000000016 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000000 R12: 000000000000006c R13: 00007ffc382fc220 R14: 0000000000000000 R15: 0000000000000000 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-kmems state:I stack:30816 pid:1031 tgid:1031 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-elous state:I stack:29960 pid:1064 tgid:1064 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-mld state:I stack:30096 pid:1246 tgid:1246 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:1H state:I stack:28272 pid:1247 tgid:1247 ppid:2 flags:0x00004000 Workqueue: 0x0 (kblockd) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-ipv6_ state:I stack:30096 pid:1248 tgid:1248 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:jbd2/sda1-8 state:D stack:27000 pid:2509 tgid:2509 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 io_schedule+0xbf/0x130 kernel/sched/core.c:7552 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xda/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] __wait_on_buffer+0x64/0x70 fs/buffer.c:123 wait_on_buffer include/linux/buffer_head.h:414 [inline] jbd2_journal_commit_transaction+0x3864/0x65b0 fs/jbd2/commit.c:814 kjournald2+0x1f8/0x760 fs/jbd2/journal.c:201 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-ext4- state:I stack:30816 pid:2510 tgid:2510 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:syslogd state:S stack:24064 pid:2529 tgid:2529 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591 __skb_wait_for_more_packets+0x36c/0x5e0 net/core/datagram.c:121 __unix_dgram_recvmsg+0x243/0xdd0 net/unix/af_unix.c:2448 unix_dgram_recvmsg+0xd0/0x110 net/unix/af_unix.c:2537 sock_recvmsg_nosec net/socket.c:1052 [inline] sock_recvmsg+0x1f6/0x250 net/socket.c:1074 sock_read_iter+0x2bb/0x3b0 net/socket.c:1144 new_sync_read fs/read_write.c:488 [inline] vfs_read+0xa3b/0xbd0 fs/read_write.c:569 ksys_read+0x1fa/0x260 fs/read_write.c:712 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fbc16c14b6a RSP: 002b:00007ffea4ef79a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc16c14b6a RDX: 00000000000000ff RSI: 000056179aa9c300 RDI: 0000000000000000 RBP: 000056179aa9c2c0 R08: 0000000000000001 R09: 0000000000000000 R10: 00007fbc16db33a3 R11: 0000000000000246 R12: 000056179aa9c373 R13: 000056179aa9c300 R14: 0000000000000000 R15: 00007fbc16df7a80 task:acpid state:S stack:25232 pid:2532 tgid:2532 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_select+0x12ec/0x17b0 fs/select.c:604 core_sys_select+0x459/0xb80 fs/select.c:678 do_pselect.constprop.0+0x1a0/0x1f0 fs/select.c:760 __do_sys_pselect6 fs/select.c:803 [inline] __se_sys_pselect6 fs/select.c:794 [inline] __x64_sys_pselect6+0x183/0x240 fs/select.c:794 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f351b616591 RSP: 002b:00007fff10197020 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f351b616591 RDX: 0000000000000000 RSI: 00007fff10197118 RDI: 000000000000000a RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000055ae63294178 R14: 0000000000000000 R15: 0000000000000009 task:klogd state:S stack:24048 pid:2536 tgid:2536 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 syslog_print+0x214/0x5d0 kernel/printk/printk.c:1614 do_syslog+0x3be/0x6a0 kernel/printk/printk.c:1766 __do_sys_syslog kernel/printk/printk.c:1858 [inline] __se_sys_syslog kernel/printk/printk.c:1856 [inline] __x64_sys_syslog+0x74/0xb0 kernel/printk/printk.c:1856 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f37e0872fa7 RSP: 002b:00007fff4a4a6648 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 RAX: ffffffffffffffda RBX: 00007f37e0a114a0 RCX: 00007f37e0872fa7 RDX: 00000000000003ff RSI: 00007f37e0a114a0 RDI: 0000000000000002 RBP: 0000000000000000 R08: 0000000000000007 R09: 1d8417a3ee77ad0b R10: 0000000000004000 R11: 0000000000000206 R12: 00007f37e0a114a0 R13: 00007f37e0a01212 R14: 00007f37e0a115d6 R15: 00007f37e0a115d6 task:udevd state:S stack:23504 pid:2547 tgid:2547 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc2ebc68457 RSP: 002b:00007fff58cbcee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007fff58cbcfe8 RCX: 00007fc2ebc68457 RDX: 0000000000000008 RSI: 00007fff58cbcfe8 RDI: 000000000000000b RBP: 000055a6b33f2c50 R08: 0000000000000007 R09: 13948c3b6fc2a967 R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 task:dbus-daemon state:S stack:27728 pid:2569 tgid:2569 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f38984c9457 RSP: 002b:00007ffd6ee6d958 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007ffd6ee6d968 RCX: 00007f38984c9457 RDX: 0000000000000040 RSI: 00007ffd6ee6d968 RDI: 0000000000000003 RBP: 00007ffd6ee6dcf8 R08: 0000000000000a58 R09: 00007f389863e080 R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ffd6ee6dcf8 R15: 00007ffd6ee6e008 task:dhcpcd state:S stack:25904 pid:2584 tgid:2584 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x272/0x3b0 kernel/time/hrtimer.c:2281 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f15c9f07ad5 RSP: 002b:00007fff427cb920 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055b8d5456ee0 RCX: 00007f15c9f07ad5 RDX: 00007fff427cb940 RSI: 0000000000000004 RDI: 000055b8d5460e70 RBP: 00007fff427cbc70 R08: 0000000000000008 R09: 00007f15c9ff0080 R10: 00007fff427cbc70 R11: 0000000000000246 R12: 00007fff427cb968 R13: 000055b8b3ef0610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:24864 pid:2585 tgid:2585 ppid:2584 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f15c9f07ad5 RSP: 002b:00007fff427cb920 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055b8d5456ee0 RCX: 00007f15c9f07ad5 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 000055b8d5456ec0 RBP: 00007fff427cbc70 R08: 0000000000000008 R09: c2d374156eb28454 R10: 00007fff427cbc70 R11: 0000000000000246 R12: 0000000000000000 R13: 000055b8b3ef0610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:27984 pid:2586 tgid:2586 ppid:2584 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f15c9f07ad5 RSP: 002b:00007fff427cb920 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055b8d5456ee0 RCX: 00007f15c9f07ad5 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 000055b8d545ffe0 RBP: 00007fff427cbc70 R08: 0000000000000008 R09: 000055b8b3ef03d0 R10: 00007fff427cbc70 R11: 0000000000000246 R12: 0000000000000000 R13: 000055b8b3ef0610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:26208 pid:2587 tgid:2587 ppid:2584 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f15c9f07ad5 RSP: 002b:00007fff427cb920 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055b8d5456ee0 RCX: 00007f15c9f07ad5 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 000055b8d545ffe0 RBP: 00007fff427cbc70 R08: 0000000000000008 R09: 000055b8b3ef03d0 R10: 00007fff427cbc70 R11: 0000000000000246 R12: 0000000000000000 R13: 000055b8b3ef0610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:26368 pid:2604 tgid:2604 ppid:2585 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f15c9f07ad5 RSP: 002b:00007fff427cb920 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055b8d5456ee0 RCX: 00007f15c9f07ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055b8d5461d50 RBP: 00007fff427cbc70 R08: 0000000000000008 R09: 0000000000000000 R10: 00007fff427cbc70 R11: 0000000000000246 R12: 0000000000000000 R13: 000055b8b3ef0610 R14: 0000000000000000 R15: 0000000000000000 task:sshd state:S stack:27520 pid:2605 tgid:2605 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7dae2c7ad5 RSP: 002b:00007ffde4a91200 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000563736268090 RCX: 00007f7dae2c7ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000056373626d7e0 RBP: 0000000000000064 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffde4a913b8 R11: 0000000000000246 R12: 000056373626d7e0 R13: 00007ffde4a913b8 R14: 0000000000000002 R15: 000056373626d7cc task:getty state:S stack:25168 pid:2607 tgid:2607 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591 wait_woken+0x175/0x1c0 kernel/sched/wait.c:423 n_tty_read+0x10fb/0x1480 drivers/tty/n_tty.c:2277 iterate_tty_read drivers/tty/tty_io.c:859 [inline] tty_read+0x30e/0x5b0 drivers/tty/tty_io.c:934 new_sync_read fs/read_write.c:488 [inline] vfs_read+0x86e/0xbd0 fs/read_write.c:569 ksys_read+0x12f/0x260 fs/read_write.c:712 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff3d095fb6a RSP: 002b:00007ffc96f18b38 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 000055f7ce0842c0 RCX: 00007ff3d095fb6a RDX: 0000000000000001 RSI: 00007ffc96f18b50 RDI: 0000000000000000 RBP: 000055f7ce084320 R08: 0000000000000000 R09: 696c21dcff84b524 R10: 0000000000000010 R11: 0000000000000246 R12: 000055f7ce08435c R13: 00007ffc96f18b50 R14: 0000000000000000 R15: 000055f7ce08435c task:sshd state:S stack:25408 pid:2637 tgid:2637 ppid:2605 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x272/0x3b0 kernel/time/hrtimer.c:2281 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2f8f39fad5 RSP: 002b:00007ffd4d0187b0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f2f8f39fad5 RDX: 00007ffd4d0187d0 RSI: 0000000000000004 RDI: 00005640c2fa6b00 RBP: 00005640c2fa55c0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffd4d0188b8 R11: 0000000000000246 R12: 000056408aeaeaa4 R13: 0000000000000001 R14: 000056408aeaf3e8 R15: 00007ffd4d018838 task:syz-executor state:D stack:23504 pid:2639 tgid:2639 ppid:2637 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 io_schedule+0xbf/0x130 kernel/sched/core.c:7552 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xda/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x933/0x1270 fs/jbd2/transaction.c:1096 jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1245 __ext4_journal_get_write_access+0x6a/0x390 fs/ext4/ext4_jbd2.c:239 ext4_reserve_inode_write+0x13b/0x270 fs/ext4/inode.c:5773 __ext4_mark_inode_dirty+0x1a6/0x890 fs/ext4/inode.c:5947 ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:5984 __mark_inode_dirty+0x1f6/0xe60 fs/fs-writeback.c:2493 generic_update_time+0xcf/0xf0 fs/inode.c:2041 inode_update_time fs/inode.c:2054 [inline] __file_update_time fs/inode.c:2243 [inline] file_update_time+0x12e/0x160 fs/inode.c:2273 ext4_page_mkwrite+0x368/0x1760 fs/ext4/inode.c:6102 do_page_mkwrite+0x177/0x380 mm/memory.c:3162 wp_page_shared mm/memory.c:3563 [inline] do_wp_page+0xaa0/0x3fa0 mm/memory.c:3713 handle_pte_fault mm/memory.c:5767 [inline] __handle_mm_fault+0xd92/0x3390 mm/memory.c:5894 handle_mm_fault+0x3fa/0xaa0 mm/memory.c:6062 do_user_addr_fault+0x613/0x12c0 arch/x86/mm/fault.c:1338 handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7f1b08c77344 RSP: 002b:00007ffe4b389680 EFLAGS: 00010202 RAX: 00007f1b06cb6000 RBX: 00005555946ed370 RCX: 0000000000000003 RDX: 1ffffffff022d27b RSI: 00005555946ed358 RDI: 0000000000000008 RBP: 00007ffe4b389b60 R08: 00005555946ed360 R09: 0000000000001a4f R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffe4b3899b0 R13: 0000000000000005 R14: 00007ffe4b3896f0 R15: 00007ffe4b3897c0 task:kworker/1:2 state:I stack:20704 pid:4923 tgid:4923 ppid:2 flags:0x00004000 Workqueue: 0x0 (usb_hub_wq) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:5 state:I stack:20336 pid:4936 tgid:4936 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:3 state:R running task stack:21440 pid:4947 tgid:4947 ppid:2 flags:0x00004000 Workqueue: events console_callback Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591 ___down_common kernel/locking/semaphore.c:225 [inline] __down_common+0x32d/0x730 kernel/locking/semaphore.c:246 down+0x74/0xa0 kernel/locking/semaphore.c:63 console_lock+0x5b/0xa0 kernel/printk/printk.c:2808 console_callback+0x63/0x4c0 drivers/tty/vt/vt.c:3120 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:6 state:I stack:21424 pid:15688 tgid:15688 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/u8:0 state:I stack:24832 pid:18385 tgid:18385 ppid:2 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:3 state:I stack:21744 pid:21190 tgid:21190 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:5 state:I stack:22208 pid:21313 tgid:21313 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:1 state:I stack:22080 pid:23717 tgid:23717 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:6 state:I stack:22512 pid:23757 tgid:23757 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/u8:2 state:I stack:24992 pid:24014 tgid:24014 ppid:2 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:4 state:I stack:22816 pid:25893 tgid:25893 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:0 state:I stack:23232 pid:29090 tgid:29090 ppid:2 flags:0x00004000 Workqueue: 0x0 (events_power_efficient) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:0 state:I stack:22368 pid:29510 tgid:29510 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:syz-executor state:S stack:25408 pid:30303 tgid:30303 ppid:2639 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f72e7224213 RSP: 002b:00007ffc57d94778 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000007662 RCX: 00007f72e7224213 RDX: 0000000040000000 RSI: 00007ffc57d9478c RDI: 00000000ffffffff RBP: 00007ffc57d9478c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000 task:syz-executor state:S stack:24048 pid:30306 tgid:30306 ppid:30303 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f72e7224213 RSP: 002b:00007ffc57d945b8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000391 RCX: 00007f72e7224213 RDX: 0000000040000000 RSI: 00007ffc57d945ec RDI: 00000000ffffffff RBP: 00007ffc57d945ec R08: 000000000009892a R09: 00007f72e70aa080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 000000000034ed7e R15: 00007ffc57d94640 task:syz-executor state:S stack:25408 pid:30957 tgid:30957 ppid:2639 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8d587d4213 RSP: 002b:00007fff4234c6a8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00000000000078ee RCX: 00007f8d587d4213 RDX: 0000000040000000 RSI: 00007fff4234c6bc RDI: 00000000ffffffff RBP: 00007fff4234c6bc R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000 task:syz-executor state:S stack:24048 pid:30958 tgid:30958 ppid:30957 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8d587d4213 RSP: 002b:00007fff4234c4e8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 000000000000035a RCX: 00007f8d587d4213 RDX: 0000000040000000 RSI: 00007fff4234c51c RDI: 00000000ffffffff RBP: 00007fff4234c51c R08: 00000000000988be R09: 00007f8d594cf080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 000000000034eb08 R15: 00007fff4234c570 task:syz-executor state:S stack:25408 pid:31520 tgid:31520 ppid:2639 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3f0d764213 RSP: 002b:00007fff4a679b88 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000007b21 RCX: 00007f3f0d764213 RDX: 0000000040000000 RSI: 00007fff4a679b9c RDI: 00000000ffffffff RBP: 00007fff4a679b9c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000 task:syz-executor state:S stack:24048 pid:31521 tgid:31521 ppid:31520 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3f0d764213 RSP: 002b:00007fff4a6799c8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000398 RCX: 00007f3f0d764213 RDX: 0000000040000000 RSI: 00007fff4a6799fc RDI: 00000000ffffffff RBP: 00007fff4a6799fc R08: 0000000000098c6e R09: 00007f3f0e465080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 000000000034ffe4 R15: 00007fff4a679a50 task:syz-executor state:S stack:25408 pid:32127 tgid:32127 ppid:2639 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcf3de14213 RSP: 002b:00007ffd307fcf28 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000007d80 RCX: 00007fcf3de14213 RDX: 0000000040000000 RSI: 00007ffd307fcf3c RDI: 00000000ffffffff RBP: 00007ffd307fcf3c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000 task:syz-executor state:S stack:24048 pid:32128 tgid:32128 ppid:32127 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcf3de14213 RSP: 002b:00007ffd307fcd68 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000359 RCX: 00007fcf3de14213 RDX: 0000000040000000 RSI: 00007ffd307fcd9c RDI: 00000000ffffffff RBP: 00007ffd307fcd9c R08: 000000000009885e R09: 00007fcf3dc9a080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 000000000034e900 R15: 00007ffd307fcdf0 task:kworker/0:2 state:I stack:22368 pid:661 tgid:661 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:8 state:D stack:22896 pid:791 tgid:791 ppid:2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x136/0x2a0 kernel/time/timer.c:2615 schedule_timeout_uninterruptible kernel/time/timer.c:2649 [inline] msleep+0x9b/0xd0 kernel/time/timer.c:2770 hub_port_debounce+0x183/0x3d0 drivers/usb/core/hub.c:4679 hub_port_debounce_be_stable drivers/usb/core/hub.h:183 [inline] hub_port_connect drivers/usb/core/hub.c:5373 [inline] hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] port_event drivers/usb/core/hub.c:5821 [inline] hub_event+0x3536/0x4f40 drivers/usb/core/hub.c:5903 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:7 state:D stack:22592 pid:2884 tgid:2884 ppid:2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591 ___down_common kernel/locking/semaphore.c:225 [inline] __down_common+0x32d/0x730 kernel/locking/semaphore.c:246 down+0x74/0xa0 kernel/locking/semaphore.c:63 hid_device_remove+0x29/0x260 drivers/hid/hid-core.c:2749 device_remove+0xc8/0x170 drivers/base/dd.c:567 __device_release_driver drivers/base/dd.c:1273 [inline] device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1296 bus_remove_device+0x22f/0x420 drivers/base/bus.c:574 device_del+0x396/0x9f0 drivers/base/core.c:3871