rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2645 jiffies s: 24393 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 NMI backtrace for cpu 0 CPU: 0 PID: 5127 Comm: udevd Not tainted 6.10.0-rc4-syzkaller-00148-g50736169ecc8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:io_serial_in+0x76/0xb0 drivers/tty/serial/8250/8250_port.c:406 Code: 10 63 5a fc 89 e9 41 d3 e6 48 83 c3 40 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 21 10 c0 fc 44 03 33 44 89 f2 ec <0f> b6 c0 5b 41 5e 41 5f 5d c3 cc cc cc cc 89 e9 80 e1 07 38 c1 7c RSP: 0018:ffffc900000066b8 EFLAGS: 00000006 RAX: 1ffffffff2959a05 RBX: ffffffff94acd140 RCX: 0000000000000000 RDX: 00000000000003f9 RSI: 0000000000000000 RDI: 0000000000000020 RBP: 0000000000000000 R08: ffffffff853bc276 R09: fffff52000000cb8 R10: dffffc0000000000 R11: ffffffff853bc230 R12: dffffc0000000000 R13: ffffffff8eb21be0 R14: 00000000000003f9 R15: dffffc0000000000 FS: 00007f47e2d6ac80(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0a358fb4d3 CR3: 000000005ffa2000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: serial_port_in include/linux/serial_core.h:674 [inline] serial8250_console_write+0x2c2/0x1770 drivers/tty/serial/8250/8250_port.c:3357 console_emit_next_record kernel/printk/printk.c:2928 [inline] console_flush_all+0x865/0xfd0 kernel/printk/printk.c:2994 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3063 vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2345 _printk+0xd5/0x120 kernel/printk/printk.c:2370 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline] show_trace_log_lvl+0x43a/0x520 arch/x86/kernel/dumpstack.c:285 sched_show_task+0x506/0x6d0 kernel/sched/core.c:9191 show_state_filter+0x19e/0x270 kernel/sched/core.c:9236 kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline] kbd_event+0x30fa/0x4910 drivers/tty/vt/keyboard.c:1543 input_to_handler drivers/input/input.c:132 [inline] input_pass_values+0x945/0x1200 drivers/input/input.c:161 input_event_dispose+0x402/0x650 drivers/input/input.c:389 input_handle_event+0xa71/0xbe0 drivers/input/input.c:406 input_event+0xa4/0xd0 drivers/input/input.c:435 hidinput_hid_event+0x138c/0x1ca0 drivers/hid/hid-input.c:1746 hid_process_event+0x439/0x590 drivers/hid/hid-core.c:1540 hid_input_array_field+0x401/0x5d0 drivers/hid/hid-core.c:1652 hid_process_report drivers/hid/hid-core.c:1694 [inline] hid_report_raw_event+0xf4b/0x18a0 drivers/hid/hid-core.c:2015 hid_input_report+0x416/0x500 drivers/hid/hid-core.c:2089 hid_irq_in+0x4a0/0x6d0 drivers/hid/usbhid/hid-core.c:284 __usb_hcd_giveback_urb+0x42c/0x6e0 drivers/usb/core/hcd.c:1650 dummy_timer+0x830/0x45d0 drivers/usb/gadget/udc/dummy_hcd.c:1987 __run_hrtimer kernel/time/hrtimer.c:1687 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1751 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1813 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__sanitizer_cov_trace_switch+0x12/0x120 kernel/kcov.c:324 Code: 00 00 00 00 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 57 41 56 41 54 53 4c 8b 16 48 8b 46 08 <48> 83 c0 f8 48 c1 c0 3d 48 83 f8 02 7f 1f 48 85 c0 74 3a 48 83 f8 RSP: 0018:ffffc90003ab7398 EFLAGS: 00000202 RAX: 0000000000000010 RBX: 0000000000000002 RCX: ffff88805ff6bc00 RDX: 0000000000000000 RSI: ffffffff8e1a1360 RDI: 0000000000000002 RBP: ffffffff902f00fc R08: ffffffff8140f500 R09: ffffffff8141095f R10: 0000000000000002 R11: ffff88805ff6bc00 R12: ffffffff8fbcda54 R13: dffffc0000000000 R14: 1ffff92000756ea0 R15: ffffffff902f00f8 unwind_next_frame+0x6c2/0x2a00 arch/x86/kernel/unwind_orc.c:505 __unwind_start+0x641/0x7c0 arch/x86/kernel/unwind_orc.c:760 unwind_start arch/x86/include/asm/unwind.h:64 [inline] arch_stack_walk+0x103/0x1b0 arch/x86/kernel/stacktrace.c:24 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579 poison_slab_object+0xe0/0x150 mm/kasan/common.c:240 __kasan_slab_free+0x37/0x60 mm/kasan/common.c:256 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2196 [inline] slab_free mm/slub.c:4437 [inline] kmem_cache_free+0x145/0x350 mm/slub.c:4512 netlink_recvmsg+0x60a/0x11d0 net/netlink/af_netlink.c:1983 sock_recvmsg_nosec net/socket.c:1046 [inline] sock_recvmsg+0x22f/0x280 net/socket.c:1068 ____sys_recvmsg+0x1db/0x470 net/socket.c:2804 ___sys_recvmsg net/socket.c:2846 [inline] __sys_recvmsg+0x2f0/0x3e0 net/socket.c:2876 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f47e292491e Code: ff 89 ef 48 89 04 24 e8 4f 57 f9 ff 48 8b 04 24 48 83 c4 30 5d c3 c3 64 8b 04 25 18 00 00 00 85 c0 75 21 b8 2f 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 70 48 8b 15 db c4 0c 00 f7 d8 64 89 02 48 83 RSP: 002b:00007ffc1bd27378 EFLAGS: 00000246 ORIG_RAX: 000000000000002f RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47e292491e RDX: 0000000000000000 RSI: 00007ffc1bd273a8 RDI: 000000000000000c RBP: 000055a6c9433260 R08: 0000000000000007 R09: 25ec3edf746cb6f7 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a6c9433260 R13: 00007ffc1bd27468 R14: 0000000000000000 R15: 000055a6a8bcd4df task:kworker/R-kafsd state:I stack:29696 pid:4484 tgid:4484 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 rescuer_thread+0xc46/0xda0 kernel/workqueue.c:3543 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-kafs_ state:I stack:29696 pid:4485 tgid:4485 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 rescuer_thread+0xc46/0xda0 kernel/workqueue.c:3543 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:krxrpcio/7001 state:S stack:28616 pid:4486 tgid:4486 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 rxrpc_io_thread+0x1839/0x3150 net/rxrpc/io_thread.c:562 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/u9:1 state:I stack:24816 pid:4488 tgid:4488 ppid:2 flags:0x00004000 Workqueue: 0x0 (hci4) Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 worker_thread+0xa2c/0xd70 kernel/workqueue.c:3408 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/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:S stack:24904 pid:4506 tgid:4506 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 kjournald2+0x4c6/0x850 fs/jbd2/journal.c:237 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/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:29696 pid:4507 tgid:4507 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 rescuer_thread+0xc46/0xda0 kernel/workqueue.c:3543 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/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:23312 pid:4525 tgid:4525 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2557 __skb_wait_for_more_packets+0x399/0x600 net/core/datagram.c:121 __unix_dgram_recvmsg+0x34a/0x12f0 net/unix/af_unix.c:2401 sock_recvmsg_nosec net/socket.c:1046 [inline] sock_recvmsg+0x22f/0x280 net/socket.c:1068 sock_read_iter+0x2ca/0x3e0 net/socket.c:1138 new_sync_read fs/read_write.c:395 [inline] vfs_read+0x9c4/0xbd0 fs/read_write.c:476 ksys_read+0x1a0/0x2c0 fs/read_write.c:619 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb7ba932b6a RSP: 002b:00007ffcabde54d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb7ba932b6a RDX: 00000000000000ff RSI: 000056500cc55950 RDI: 0000000000000000 RBP: 000056500cc55910 R08: 0000000000000001 R09: 0000000000000000 R10: 00007fb7baad13a3 R11: 0000000000000246 R12: 000056500cc5598a R13: 000056500cc55950 R14: 0000000000000000 R15: 00007fb7bab15a80 task:acpid state:S stack:20672 pid:4528 tgid:4528 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_select+0x16bb/0x1900 fs/select.c:607 core_sys_select+0x6f4/0x910 fs/select.c:681 do_pselect fs/select.c:763 [inline] __do_sys_pselect6 fs/select.c:804 [inline] __se_sys_pselect6+0x319/0x3f0 fs/select.c:795 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1f68221591 RSP: 002b:00007ffe70271330 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f68221591 RDX: 0000000000000000 RSI: 00007ffe70271428 RDI: 000000000000000b RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000055ae161d8178 R14: 0000000000000000 R15: 000000000000000a task:klogd state:S stack:22656 pid:4532 tgid:4532 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 syslog_print+0x2a3/0x9c0 kernel/printk/printk.c:1579 do_syslog+0x3bb/0x810 kernel/printk/printk.c:1731 __do_sys_syslog kernel/printk/printk.c:1823 [inline] __se_sys_syslog kernel/printk/printk.c:1821 [inline] __x64_sys_syslog+0x7c/0x90 kernel/printk/printk.c:1821 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f49737affa7 RSP: 002b:00007ffc6c4e4b58 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 RAX: ffffffffffffffda RBX: 00007f497394e4a0 RCX: 00007f49737affa7 RDX: 00000000000003ff RSI: 00007f497394e4a0 RDI: 0000000000000002 RBP: 0000000000000000 R08: 0000000000000007 R09: b42be16245d1c01a R10: 0000000000004000 R11: 0000000000000206 R12: 00007f497394e4a0 R13: 00007f497393e212 R14: 00007f497394e805 R15: 00007f497394e805 task:udevd state:S stack:23376 pid:4543 tgid:4543 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x2a9/0x480 kernel/time/hrtimer.c:2289 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x1d79/0x2040 fs/eventpoll.c:2464 __do_sys_epoll_wait fs/eventpoll.c:2476 [inline] __se_sys_epoll_wait fs/eventpoll.c:2471 [inline] __x64_sys_epoll_wait+0x257/0x2a0 fs/eventpoll.c:2471 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f47e2923457 RSP: 002b:00007ffc1bd29678 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007ffc1bd29778 RCX: 00007f47e2923457 RDX: 0000000000000008 RSI: 00007ffc1bd29778 RDI: 000000000000000b RBP: 000055a6c9455a60 R08: 00000000ffffffff R09: 0000000000000000 R10: 0000000000000bb8 R11: 0000000000000246 R12: 0000000000000bb8 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 task:dbus-daemon state:S stack:26784 pid:4741 tgid:4741 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x1d79/0x2040 fs/eventpoll.c:2464 __do_sys_epoll_wait fs/eventpoll.c:2476 [inline] __se_sys_epoll_wait fs/eventpoll.c:2471 [inline] __x64_sys_epoll_wait+0x257/0x2a0 fs/eventpoll.c:2471 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4caf62c457 RSP: 002b:00007fff01ff51d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007fff01ff51e8 RCX: 00007f4caf62c457 RDX: 0000000000000040 RSI: 00007fff01ff51e8 RDI: 0000000000000003 RBP: 00007fff01ff5578 R08: 00000000062e275e R09: 7fffffffffffffff R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fff01ff5578 R15: 00007fff01ff5888 task:dhcpcd state:S stack:23312 pid:4756 tgid:4756 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd1ad5 RSP: 002b:00007ffce1053b80 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055700bf80e30 RCX: 00007f28edcd1ad5 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 000055700bf77e00 RBP: 00007ffce1064230 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffce1064230 R11: 0000000000000246 R12: 0000000000000000 R13: 0000556fea9c6610 R14: 00007ffce1053d08 R15: 000055700c0c6ed0 task:dhcpcd state:D stack:20672 pid:4757 tgid:4757 ppid:4756 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 devinet_ioctl+0x2ce/0x1bc0 net/ipv4/devinet.c:1101 inet_ioctl+0x3d7/0x4f0 net/ipv4/af_inet.c:1003 sock_do_ioctl+0x158/0x460 net/socket.c:1222 sock_ioctl+0x629/0x8e0 net/socket.c:1341 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd2d49 RSP: 002b:00007ffce1043c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f28edc046c0 RCX: 00007f28edcd2d49 RDX: 00007ffce1053e28 RSI: 0000000000008914 RDI: 0000000000000016 RBP: 00007ffce1063fe8 R08: 00007ffce1053de8 R09: 00007ffce1053d98 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffce1053e28 R14: 0000000000000028 R15: 0000000000008914 task:dhcpcd state:S stack:25624 pid:4758 tgid:4758 ppid:4756 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd1ad5 RSP: 002b:00007ffce1063ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055700bf77e20 RCX: 00007f28edcd1ad5 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 000055700bf80f20 RBP: 00007ffce1064230 R08: 0000000000000008 R09: 0000556fea9c63d0 R10: 00007ffce1064230 R11: 0000000000000246 R12: 0000000000000000 R13: 0000556fea9c6610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:24656 pid:4759 tgid:4759 ppid:4756 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd1ad5 RSP: 002b:00007ffce1063ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055700bf77e20 RCX: 00007f28edcd1ad5 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 000055700bf80f20 RBP: 00007ffce1064230 R08: 0000000000000008 R09: 0000556fea9c63d0 R10: 00007ffce1064230 R11: 0000000000000246 R12: 0000000000000000 R13: 0000556fea9c6610 R14: 0000000000000000 R15: 0000000000000000 task:kworker/1:3 state:D stack:20344 pid:4830 tgid:4830 ppid:2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2557 ___down_common kernel/locking/semaphore.c:225 [inline] __down_common+0x343/0x7f0 kernel/locking/semaphore.c:246 down+0x84/0xc0 kernel/locking/semaphore.c:63 hid_device_remove+0x32/0x370 drivers/hid/hid-core.c:2682 device_remove drivers/base/dd.c:566 [inline] __device_release_driver drivers/base/dd.c:1270 [inline] device_release_driver_internal+0x4a9/0x7c0 drivers/base/dd.c:1293 bus_remove_device+0x34f/0x420 drivers/base/bus.c:574 device_del+0x57a/0x9b0 drivers/base/core.c:3868 hid_remove_device drivers/hid/hid-core.c:2866 [inline] hid_destroy_device+0x68/0x100 drivers/hid/hid-core.c:2886 usbhid_disconnect+0x9e/0xc0 drivers/hid/usbhid/hid-core.c:1456 usb_unbind_interface+0x25e/0x940 drivers/usb/core/driver.c:461 device_remove drivers/base/dd.c:568 [inline] __device_release_driver drivers/base/dd.c:1270 [inline] device_release_driver_internal+0x503/0x7c0 drivers/base/dd.c:1293 bus_remove_device+0x34f/0x420 drivers/base/bus.c:574 device_del+0x57a/0x9b0 drivers/base/core.c:3868 usb_disable_device+0x3bf/0x850 drivers/usb/core/message.c:1418 usb_disconnect+0x340/0x950 drivers/usb/core/hub.c:2304 hub_port_connect drivers/usb/core/hub.c:5361 [inline] hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] port_event drivers/usb/core/hub.c:5821 [inline] hub_event+0x1eb9/0x5150 drivers/usb/core/hub.c:5903 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:sshd state:S stack:23760 pid:4836 tgid:4836 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f72e7319ad5 RSP: 002b:00007ffe773d5c40 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055d496a65440 RCX: 00007f72e7319ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055d496a6ae20 RBP: 0000000000000064 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffe773d5df8 R11: 0000000000000246 R12: 000055d496a6ae20 R13: 00007ffe773d5df8 R14: 0000000000000002 R15: 000055d496a6649c task:getty state:S stack:20672 pid:4840 tgid:4840 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2557 wait_woken+0xc1/0x190 kernel/sched/wait.c:423 n_tty_read+0x114e/0x1e10 drivers/tty/n_tty.c:2277 iterate_tty_read drivers/tty/tty_io.c:862 [inline] tty_read+0x25e/0x690 drivers/tty/tty_io.c:937 new_sync_read fs/read_write.c:395 [inline] vfs_read+0x9c4/0xbd0 fs/read_write.c:476 ksys_read+0x1a0/0x2c0 fs/read_write.c:619 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7eff303ccb6a RSP: 002b:00007fffe94a14a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000564676469910 RCX: 00007eff303ccb6a RDX: 0000000000000001 RSI: 00007fffe94a14c0 RDI: 0000000000000000 RBP: 0000564676469970 R08: 0000000000000000 R09: 47e0339331873ed8 R10: 0000000000000010 R11: 0000000000000246 R12: 00005646764699ac R13: 00007fffe94a14c0 R14: 0000000000000000 R15: 00005646764699ac task:dhcpcd state:S stack:25624 pid:4886 tgid:4886 ppid:4757 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd1ad5 RSP: 002b:00007ffce1063ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055700bf77e20 RCX: 00007f28edcd1ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055700bf8c670 RBP: 00007ffce1064230 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffce1064230 R11: 0000000000000246 R12: 0000000000000000 R13: 0000556fea9c6610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:25176 pid:4888 tgid:4888 ppid:4757 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd1ad5 RSP: 002b:00007ffce1063ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055700bf77e20 RCX: 00007f28edcd1ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055700bf8c670 RBP: 00007ffce1064230 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffce1064230 R11: 0000000000000246 R12: 0000000000000000 R13: 0000556fea9c6610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:24728 pid:4903 tgid:4903 ppid:4757 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd1ad5 RSP: 002b:00007ffce1063ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055700bf77e20 RCX: 00007f28edcd1ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055700bf8c670 RBP: 00007ffce1064230 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffce1064230 R11: 0000000000000246 R12: 0000000000000000 R13: 0000556fea9c6610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:25624 pid:4906 tgid:4906 ppid:4757 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd1ad5 RSP: 002b:00007ffce1063ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055700bf77e20 RCX: 00007f28edcd1ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055700bf8c670 RBP: 00007ffce1064230 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffce1064230 R11: 0000000000000246 R12: 0000000000000000 R13: 0000556fea9c6610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:25336 pid:4909 tgid:4909 ppid:4757 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd1ad5 RSP: 002b:00007ffce1063ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055700bf77e20 RCX: 00007f28edcd1ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055700bf8c670 RBP: 00007ffce1064230 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffce1064230 R11: 0000000000000246 R12: 0000000000000000 R13: 0000556fea9c6610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:25624 pid:4910 tgid:4910 ppid:4757 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd1ad5 RSP: 002b:00007ffce1063ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055700bf77e20 RCX: 00007f28edcd1ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055700bf8c670 RBP: 00007ffce1064230 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffce1064230 R11: 0000000000000246 R12: 0000000000000000 R13: 0000556fea9c6610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:25624 pid:4933 tgid:4933 ppid:4757 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28edcd1ad5 RSP: 002b:00007ffce1063ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055700bf77e20 RCX: 00007f28edcd1ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055700bf8c670 RBP: 00007ffce1064230 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffce1064230 R11: 0000000000000246 R12: 0000000000000000 R13: 0000556fea9c6610 R14: 0000000000000000 R15: 0000000000000000 task:sshd state:S stack:23680 pid:5077 tgid:5077 ppid:4836 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x2a9/0x480 kernel/time/hrtimer.c:2289 poll_schedule_timeout fs/select.c:244 [inline] do_poll fs/select.c:965 [inline] do_sys_poll+0xe1d/0x1300 fs/select.c:1016 __do_sys_ppoll fs/select.c:1122 [inline] __se_sys_ppoll+0x2a0/0x330 fs/select.c:1102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fad4eb19ad5 RSP: 002b:00007ffd7d998580 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007fad4eb19ad5 RDX: 00007ffd7d9985a0 RSI: 0000000000000004 RDI: 0000557dedc54690 RBP: 0000557dedc53260 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffd7d998688 R11: 0000000000000246 R12: 0000557ddbc63aa4 R13: 0000000000000001 R14: 0000557ddbc643e8 R15: 00007ffd7d998608 task:syz-fuzzer state:S stack:23680 pid:5079 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370 __futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669 futex_wait+0x101/0x360 kernel/futex/waitwake.c:697 do_futex+0x33b/0x560 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x473523 RSP: 002b:00007fffa888cb18 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000473523 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000025c2048 RBP: 00007fffa888cb60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000444fa0 R13: 000000c0010b2fa4 R14: 00000000025bfc20 R15: 0000000000000005 task:syz-fuzzer state:S stack:21952 pid:5080 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370 __futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669 futex_wait+0x101/0x360 kernel/futex/waitwake.c:697 do_futex+0x33b/0x560 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x473523 RSP: 002b:000000c00006be80 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000473523 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000025c2800 RBP: 000000c00006bec8 R08: 0000000000000000 R09: 0000000000000000 R10: 000000c00006beb8 R11: 0000000000000206 R12: 000000c00006beb8 R13: 000000c000f23c00 R14: 000000c0000064e0 R15: 0000000000000004 task:syz-fuzzer state:S stack:22656 pid:5081 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370 __futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669 futex_wait+0x101/0x360 kernel/futex/waitwake.c:697 do_futex+0x33b/0x560 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x473523 RSP: 002b:000000c000067d70 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000473523 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00005a548 RBP: 000000c000067db8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000067e10 R13: fffff11e01159f11 R14: 000000c000006820 R15: 00000000000000e7 task:syz-fuzzer state:S stack:22048 pid:5082 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 do_wait+0x2a5/0x560 kernel/exit.c:1632 kernel_waitid kernel/exit.c:1710 [inline] __do_sys_waitid kernel/exit.c:1723 [inline] __se_sys_waitid+0x146/0x4a0 kernel/exit.c:1718 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x40720e RSP: 002b:000000c0010b3508 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000040720e RDX: 000000c0010b3618 RSI: 00000000000022c3 RDI: 0000000000000001 RBP: 000000c0010b3548 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c0010b3660 R13: 000000c00079791c R14: 000000c0004f3520 R15: 0000000000000000 task:syz-fuzzer state:S stack:26048 pid:5083 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370 __futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669 futex_wait+0x101/0x360 kernel/futex/waitwake.c:697 do_futex+0x33b/0x560 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x473523 RSP: 002b:000000c0000516d0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000473523 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000002601180 RBP: 000000c000051718 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000000046f7e0 R13: 000000c000302c00 R14: 000000c0000bcea0 R15: 0000000000000011 task:syz-fuzzer state:S stack:28976 pid:5085 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370 __futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669 futex_wait+0x101/0x360 kernel/futex/waitwake.c:697 do_futex+0x33b/0x560 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x473523 RSP: 002b:000000c0010c3ef0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000473523 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000002600ff8 RBP: 000000c0010c3f38 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000000046f7e0 R13: 000000c000f22800 R14: 000000c0004f2d00 R15: 0000000000000008 task:syz-fuzzer state:S stack:22048 pid:5086 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370 __futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669 futex_wait+0x101/0x360 kernel/futex/waitwake.c:697 do_futex+0x33b/0x560 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x473523 RSP: 002b:000000c0010bfd70 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000473523 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c000302d48 RBP: 000000c0010bfdb8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000044500 R13: 00000000004716e1 R14: 000000c0000bdba0 R15: 0000000000000003 task:syz-fuzzer state:S stack:22048 pid:5090 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 do_wait+0x2a5/0x560 kernel/exit.c:1632 kernel_waitid kernel/exit.c:1710 [inline] __do_sys_waitid kernel/exit.c:1723 [inline] __se_sys_waitid+0x146/0x4a0 kernel/exit.c:1718 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x40720e RSP: 002b:000000c0010af508 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000040720e RDX: 000000c0010af618 RSI: 0000000000002212 RDI: 0000000000000001 RBP: 000000c0010af548 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c0010af660 R13: 000000c000f23400 R14: 000000c000096680 R15: 0000000000000000 task:syz-fuzzer state:S stack:22656 pid:5093 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370 __futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669 futex_wait+0x101/0x360 kernel/futex/waitwake.c:697 do_futex+0x33b/0x560 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x473523 RSP: 002b:000000c000427d70 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000473523 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c000f23948 RBP: 000000c000427db8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000042000 R13: 000000c000057772 R14: 000000c0004f3ba0 R15: 0000000000000000 task:syz-fuzzer state:S stack:22656 pid:5095 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 do_wait+0x2a5/0x560 kernel/exit.c:1632 kernel_waitid kernel/exit.c:1710 [inline] __do_sys_waitid kernel/exit.c:1723 [inline] __se_sys_waitid+0x146/0x4a0 kernel/exit.c:1718 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x40720e RSP: 002b:000000c000053508 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000040720e RDX: 000000c000053618 RSI: 0000000000002321 RDI: 0000000000000001 RBP: 000000c000053548 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c000053660 R13: 000000c000303c00 R14: 000000c0004f2ea0 R15: 0000000000000000 task:syz-fuzzer state:S stack:21952 pid:5097 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 do_wait+0x2a5/0x560 kernel/exit.c:1632 kernel_waitid kernel/exit.c:1710 [inline] __do_sys_waitid kernel/exit.c:1723 [inline] __se_sys_waitid+0x146/0x4a0 kernel/exit.c:1718 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x40720e RSP: 002b:000000c0010ac508 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000040720e RDX: 000000c0010ac618 RSI: 00000000000022c6 RDI: 0000000000000001 RBP: 000000c0010ac548 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c0010ac660 R13: 000000c00040391c R14: 000000c0004f3040 R15: 0000000000000000 task:syz-fuzzer state:S stack:22048 pid:5098 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370 __futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669 futex_wait+0x101/0x360 kernel/futex/waitwake.c:697 do_futex+0x33b/0x560 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x473523 RSP: 002b:000000c00048bd70 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000473523 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00005bd48 RBP: 000000c00048bdb8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c00048bdc8 R13: 000000c00054c78c R14: 000000c000097380 R15: 0000000000000000 task:syz-fuzzer state:S stack:24160 pid:5099 tgid:5079 ppid:5077 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 do_wait+0x2a5/0x560 kernel/exit.c:1632 kernel_waitid kernel/exit.c:1710 [inline] __do_sys_waitid kernel/exit.c:1723 [inline] __se_sys_waitid+0x146/0x4a0 kernel/exit.c:1718 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x40720e RSP: 002b:000000c000053d08 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000040720e RDX: 000000c000053e18 RSI: 0000000000002230 RDI: 0000000000000001 RBP: 000000c000053d48 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c000053e60 R13: 7c83e24924c86492 R14: 000000c000194820 R15: 00000000000000e6 task:udevd state:S stack:24464 pid:5101 tgid:5101 ppid:4543 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x1d79/0x2040 fs/eventpoll.c:2464 __do_sys_epoll_wait fs/eventpoll.c:2476 [inline] __se_sys_epoll_wait fs/eventpoll.c:2471 [inline] __x64_sys_epoll_wait+0x257/0x2a0 fs/eventpoll.c:2471 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f47e2923457 RSP: 002b:00007ffc1bd294c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47e2923457 RDX: 0000000000000004 RSI: 00007ffc1bd29508 RDI: 0000000000000004 RBP: 000055a6c9457550 R08: 0000000000000007 R09: 25ec3edf746cb6f7 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a6c9443f10 R13: 00007ffc1bd29508 R14: 00000000ffffffff R15: 000055a6c9432910 task:udevd state:S stack:24864 pid:5102 tgid:5102 ppid:4543 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x1d79/0x2040 fs/eventpoll.c:2464 __do_sys_epoll_wait fs/eventpoll.c:2476 [inline] __se_sys_epoll_wait fs/eventpoll.c:2471 [inline] __x64_sys_epoll_wait+0x257/0x2a0 fs/eventpoll.c:2471 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f47e2923457 RSP: 002b:00007ffc1bd294c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47e2923457 RDX: 0000000000000004 RSI: 00007ffc1bd29508 RDI: 0000000000000004 RBP: 000055a6c9457550 R08: 0000000000000007 R09: 25ec3edf746cb6f7 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a6c9451400 R13: 00007ffc1bd29508 R14: 00000000ffffffff R15: 000055a6c9432910 task:kworker/u9:2 state:I stack:26808 pid:5108 tgid:5108 ppid:2 flags:0x00004000 Workqueue: 0x0 (hci2) Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 worker_thread+0xa2c/0xd70 kernel/workqueue.c:3408 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:udevd state:S stack:23288 pid:5110 tgid:5110 ppid:4543 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2273 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x1d79/0x2040 fs/eventpoll.c:2464 __do_sys_epoll_wait fs/eventpoll.c:2476 [inline] __se_sys_epoll_wait fs/eventpoll.c:2471 [inline] __x64_sys_epoll_wait+0x257/0x2a0 fs/eventpoll.c:2471 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f47e2923457 RSP: 002b:00007ffc1bd294c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47e2923457 RDX: 0000000000000004 RSI: 00007ffc1bd29508 RDI: 0000000000000004 RBP: 000055a6c943ca80 R08: 0000000000000007 R09: 25ec3edf746cb6f7 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a6c94545a0 R13: 00007ffc1bd29508 R14: 00000000ffffffff R15: 000055a6c9432910 task:kworker/u9:3 state:I stack:23224 pid:5114 tgid:5114 ppid:2 flags:0x00004000 Workqueue: 0x0 (hci2) Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 worker_thread+0xa2c/0xd70 kernel/workqueue.c:3408 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/u9:4 state:I stack:25784 pid:5116 tgid:5116 ppid:2 flags:0x00004000 Workqueue: 0x0 (hci3) Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 worker_thread+0xa2c/0xd70 kernel/workqueue.c:3408 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/u9:5 state:I stack:27160 pid:5117 tgid:5117 ppid:2 flags:0x00004000 Workqueue: 0x0 (hci2) Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 worker_thread+0xa2c/0xd70 kernel/workqueue.c:3408 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/u9:6 state:I stack:25880 pid:5118 tgid:5118 ppid:2 flags:0x00004000 Workqueue: 0x0 (hci5) Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 worker_thread+0xa2c/0xd70 kernel/workqueue.c:3408 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147