rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2660 jiffies s: 34009 root: 0x2/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 0 to CPUs 1: iterate_tty_read drivers/tty/tty_io.c:861 [inline] tty_read+0x331/0x5e0 drivers/tty/tty_io.c:936 NMI backtrace for cpu 1 CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.5.0-syzkaller-09276-g99d99825fc07 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 RIP: 0010:io_serial_in+0x87/0xa0 drivers/tty/serial/8250/8250_port.c:410 Code: a4 ed fc 48 8d 7d 40 44 89 e1 48 b8 00 00 00 00 00 fc ff df 48 89 fa d3 e3 48 c1 ea 03 80 3c 02 00 75 16 66 03 5d 40 89 da ec <5b> 0f b6 c0 5d 41 5c c3 e8 1c 4c 43 fd eb a6 e8 75 4c 43 fd eb e3 RSP: 0018:ffffc900001dfe38 EFLAGS: 00000006 RAX: dffffc0000000005 RBX: 00000000000003f9 RCX: 0000000000000000 RDX: 00000000000003f9 RSI: ffffffff8499d430 RDI: ffffffff9233b140 RBP: ffffffff9233b100 R08: 0000000000000001 R09: 000000000000001f R10: 0000000000000000 R11: 205d303238323154 R12: 0000000000000000 R13: ffffffff9233b100 R14: ffffffff9233b150 R15: 0000000000000039 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6f5e585d58 CR3: 0000000039bae000 CR4: 0000000000350ee0 Call Trace: serial_port_in include/linux/serial_core.h:593 [inline] serial8250_console_write+0x1dd/0x1060 drivers/tty/serial/8250/8250_port.c:3406 console_emit_next_record kernel/printk/printk.c:2877 [inline] console_flush_all+0x4c8/0xf50 kernel/printk/printk.c:2933 console_unlock+0xc6/0x1f0 kernel/printk/printk.c:3007 vprintk_emit+0x1c5/0x640 kernel/printk/printk.c:2307 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50 _printk+0xc8/0x100 kernel/printk/printk.c:2328 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline] show_trace_log_lvl+0x2ac/0x4f0 arch/x86/kernel/dumpstack.c:285 sched_show_task kernel/sched/core.c:9182 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:9156 show_state_filter+0xeb/0x310 kernel/sched/core.c:9227 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xea/0x140 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline] kbd_event+0xcc8/0x17c0 drivers/tty/vt/keyboard.c:1543 input_to_handler+0x382/0x4c0 drivers/input/input.c:132 input_pass_values.part.0+0x536/0x7a0 drivers/input/input.c:161 input_pass_values drivers/input/input.c:150 [inline] input_event_dispose+0x556/0x770 drivers/input/input.c:389 input_handle_event+0x11c/0xd80 drivers/input/input.c:406 input_event drivers/input/input.c:435 [inline] input_event+0x83/0xa0 drivers/input/input.c:427 hidinput_hid_event+0x915/0x22f0 drivers/hid/hid-input.c:1712 hid_process_event+0x4b1/0x5e0 drivers/hid/hid-core.c:1534 hid_input_array_field+0x53c/0x710 drivers/hid/hid-core.c:1646 hid_process_report drivers/hid/hid-core.c:1688 [inline] hid_report_raw_event+0xa12/0x11e0 drivers/hid/hid-core.c:2009 hid_input_report+0x342/0x440 drivers/hid/hid-core.c:2083 hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:284 __usb_hcd_giveback_urb+0x359/0x5c0 drivers/usb/core/hcd.c:1671 usb_hcd_giveback_urb+0x389/0x430 drivers/usb/core/hcd.c:1754 dummy_timer+0x1415/0x35f0 drivers/usb/gadget/udc/dummy_hcd.c:1987 call_timer_fn+0x1a0/0x580 kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1751 [inline] __run_timers+0x764/0xb10 kernel/time/timer.c:2022 run_timer_softirq+0x58/0xd0 kernel/time/timer.c:2035 __do_softirq+0x218/0x965 kernel/softirq.c:553 invoke_softirq kernel/softirq.c:427 [inline] __irq_exit_rcu kernel/softirq.c:632 [inline] irq_exit_rcu+0xb7/0x120 kernel/softirq.c:644 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1074 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:finish_task_switch.isra.0+0x220/0xc90 kernel/sched/core.c:5254 Code: 0a 00 00 44 8b 0d 80 b9 52 0d 45 85 c9 0f 85 c0 01 00 00 48 89 df e8 ff f8 ff ff e8 8a 55 33 00 fb 65 48 8b 1c 25 80 ba 03 00 <48> 8d bb e0 15 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 RSP: 0018:ffffc90000177c08 EFLAGS: 00000246 RAX: 0000000000000003 RBX: ffff888016259dc0 RCX: 1ffffffff1d5b1fa RDX: 0000000000000000 RSI: ffffffff8ac8eee0 RDI: ffffffff815ad666 RBP: ffffc90000177c50 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff8ead5a57 R11: 0000000000000000 R12: ffff8880b993d218 R13: ffff8880264f0000 R14: 0000000000000000 R15: ffff8880b993c4c0 context_switch kernel/sched/core.c:5385 [inline] __schedule+0xee9/0x59f0 kernel/sched/core.c:6695 schedule_idle+0x5b/0x80 kernel/sched/core.c:6799 do_idle+0x288/0x3f0 kernel/sched/idle.c:310 cpu_startup_entry+0x18/0x20 kernel/sched/idle.c:379 start_secondary+0x20e/0x2a0 arch/x86/kernel/smpboot.c:326 secondary_startup_64_no_verify+0x166/0x16b call_read_iter include/linux/fs.h:1979 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x4e0/0x930 fs/read_write.c:470 ksys_read+0x12f/0x250 fs/read_write.c:613 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f215f129b6a RSP: 002b:00007ffc650496a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00005619fbeca910 RCX: 00007f215f129b6a RDX: 0000000000000001 RSI: 00007ffc650496c0 RDI: 0000000000000000 RBP: 00005619fbeca970 R08: 0000000000000000 R09: 83a0c7aea1423cb9 R10: 0000000000000010 R11: 0000000000000246 R12: 00005619fbeca9ac R13: 00007ffc650496c0 R14: 0000000000000000 R15: 00005619fbeca9ac task:dhcpcd state:S stack:27512 pid:4823 ppid:4699 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 schedule_hrtimeout_range_clock+0x3dd/0x440 kernel/time/hrtimer.c:2301 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0xad9/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x256/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdce7adbad5 RSP: 002b:00007ffdd7614150 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000562f422bfe20 RCX: 00007fdce7adbad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000562f422d5810 RBP: 00007ffdd76144a0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffdd76144a0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000562f41625610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:27912 pid:4836 ppid:4699 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 schedule_hrtimeout_range_clock+0x3dd/0x440 kernel/time/hrtimer.c:2301 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0xad9/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x256/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdce7adbad5 RSP: 002b:00007ffdd7614150 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000562f422bfe20 RCX: 00007fdce7adbad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000562f422d5810 RBP: 00007ffdd76144a0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffdd76144a0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000562f41625610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:27784 pid:4842 ppid:4699 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 schedule_hrtimeout_range_clock+0x3dd/0x440 kernel/time/hrtimer.c:2301 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0xad9/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x256/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdce7adbad5 RSP: 002b:00007ffdd7614150 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000562f422bfe20 RCX: 00007fdce7adbad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000562f422d5810 RBP: 00007ffdd76144a0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffdd76144a0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000562f41625610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:27984 pid:4847 ppid:4699 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 schedule_hrtimeout_range_clock+0x3dd/0x440 kernel/time/hrtimer.c:2301 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0xad9/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x256/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdce7adbad5 RSP: 002b:00007ffdd7614150 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000562f422bfe20 RCX: 00007fdce7adbad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000562f422d5810 RBP: 00007ffdd76144a0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffdd76144a0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000562f41625610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:27984 pid:4851 ppid:4699 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 schedule_hrtimeout_range_clock+0x3dd/0x440 kernel/time/hrtimer.c:2301 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0xad9/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x256/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdce7adbad5 RSP: 002b:00007ffdd7614150 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000562f422bfe20 RCX: 00007fdce7adbad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000562f422d5810 RBP: 00007ffdd76144a0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffdd76144a0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000562f41625610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:28224 pid:4852 ppid:4699 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 schedule_hrtimeout_range_clock+0x3dd/0x440 kernel/time/hrtimer.c:2301 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0xad9/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x256/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdce7adbad5 RSP: 002b:00007ffdd7614150 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000562f422bfe20 RCX: 00007fdce7adbad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000562f422d5810 RBP: 00007ffdd76144a0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffdd76144a0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000562f41625610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:27984 pid:4853 ppid:4699 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 schedule_hrtimeout_range_clock+0x3dd/0x440 kernel/time/hrtimer.c:2301 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0xad9/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x256/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdce7adbad5 RSP: 002b:00007ffdd7614150 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000562f422bfe20 RCX: 00007fdce7adbad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000562f422d5810 RBP: 00007ffdd76144a0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffdd76144a0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000562f41625610 R14: 0000000000000000 R15: 0000000000000000 task:sshd state:S stack:25224 pid:5019 ppid:4785 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 schedule_hrtimeout_range_clock+0x211/0x440 kernel/time/hrtimer.c:2317 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0xad9/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x256/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f8084519ad5 RSP: 002b:00007fff38871d60 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f8084519ad5 RDX: 00007fff38871d80 RSI: 0000000000000004 RDI: 00005627a6e46ab0 RBP: 00005627a6e45570 R08: 0000000000000008 R09: 0000000000000000 R10: 00007fff38871e68 R11: 0000000000000246 R12: 00005627a5291aa4 R13: 0000000000000001 R14: 00005627a52923e8 R15: 00007fff38871de8 task:syz-fuzzer state:S stack:24584 pid:5021 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_waitid+0x294/0x390 kernel/exit.c:1704 __do_sys_waitid+0x20e/0x240 kernel/exit.c:1717 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x403ace RSP: 002b:000000c00048cd08 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000403ace RDX: 000000c00048ce18 RSI: 00000000000013c4 RDI: 0000000000000001 RBP: 000000c00048cd48 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00048ce60 R13: 0000000000000000 R14: 000000c012b3cb60 R15: 0000000000000001 task:syz-fuzzer state:S stack:25016 pid:5022 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355 futex_wait+0x2ef/0x6a0 kernel/futex/waitwake.c:656 do_futex+0x18b/0x350 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:164 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x46b6a3 RSP: 002b:000000c000069e78 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046b6a3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001fbf920 RBP: 000000c000069ec0 R08: 0000000000000000 R09: 0000000000000000 R10: 000000c000069eb0 R11: 0000000000000206 R12: 000000c000069eb0 R13: 000000c02303e800 R14: 000000c0000064e0 R15: 0000000000000001 task:syz-fuzzer state:S stack:28712 pid:5023 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355 futex_wait+0x2ef/0x6a0 kernel/futex/waitwake.c:656 do_futex+0x18b/0x350 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:164 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x46b6a3 RSP: 002b:000000c00048f6d0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046b6a3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001fef000 RBP: 000000c00048f718 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000467600 R13: 000000c000bfc400 R14: 000000c000007860 R15: 0000000000000001 task:syz-fuzzer state:S stack:24584 pid:5024 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_waitid+0x294/0x390 kernel/exit.c:1704 __do_sys_waitid+0x20e/0x240 kernel/exit.c:1717 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x403ace RSP: 002b:000000c000491d08 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000403ace RDX: 000000c000491e18 RSI: 00000000000013c0 RDI: 0000000000000001 RBP: 000000c000491d48 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c000491e60 R13: 0000000000000000 R14: 000000c0003b8000 R15: 000000c00005a800 task:syz-fuzzer state:S stack:28504 pid:5025 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355 futex_wait+0x2ef/0x6a0 kernel/futex/waitwake.c:656 do_futex+0x18b/0x350 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:164 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x46b6a3 RSP: 002b:000000c000239e58 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046b6a3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c0001d9948 RBP: 000000c000239ea0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000000043fa40 R13: 0000000000000020 R14: 000000c0005fa000 R15: 0000000000100000 task:syz-fuzzer state:S stack:29256 pid:5026 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355 futex_wait+0x2ef/0x6a0 kernel/futex/waitwake.c:656 do_futex+0x18b/0x350 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:164 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x46b6a3 RSP: 002b:000000c00023bef0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046b6a3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001feee58 RBP: 000000c00023bf38 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000467600 R13: 000000c000bfc000 R14: 000000c0000076c0 R15: 0000000000000001 task:syz-fuzzer state:S stack:24464 pid:5027 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_waitid+0x294/0x390 kernel/exit.c:1704 __do_sys_waitid+0x20e/0x240 kernel/exit.c:1717 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x403ace RSP: 002b:000000c00048e508 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000403ace RDX: 000000c00048e618 RSI: 00000000000013c7 RDI: 0000000000000001 RBP: 000000c00048e548 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00048e660 R13: 0000000000000000 R14: 000000c0005fad00 R15: 0000000000000001 task:syz-fuzzer state:S stack:24416 pid:5032 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_waitid+0x294/0x390 kernel/exit.c:1704 __do_sys_waitid+0x20e/0x240 kernel/exit.c:1717 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x403ace RSP: 002b:000000c00048bd08 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000403ace RDX: 000000c00048be18 RSI: 00000000000013c2 RDI: 0000000000000001 RBP: 000000c00048bd48 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00048be60 R13: 0000000000000000 R14: 000000c012b3c680 R15: 000000c00462e800 task:syz-fuzzer state:S stack:26864 pid:5057 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_waitid+0x294/0x390 kernel/exit.c:1704 __do_sys_waitid+0x20e/0x240 kernel/exit.c:1717 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x403ace RSP: 002b:000000c010c83d08 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000403ace RDX: 000000c010c83e18 RSI: 00000000000013c8 RDI: 0000000000000001 RBP: 000000c010c83d48 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c010c83e60 R13: 0000000000000000 R14: 000000c0005fb1e0 R15: 0000000000000001 task:syz-fuzzer state:S stack:28480 pid:5059 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_waitid+0x294/0x390 kernel/exit.c:1704 __do_sys_waitid+0x20e/0x240 kernel/exit.c:1717 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x403ace RSP: 002b:000000c000055d08 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000403ace RDX: 000000c000055e18 RSI: 00000000000013db RDI: 0000000000000001 RBP: 000000c000055d48 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000202 R12: 000000c000055e60 R13: 0000000000000000 R14: 000000c014b7f040 R15: 000000c01f9a0800 task:syz-fuzzer state:S stack:25304 pid:5061 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355 futex_wait+0x2ef/0x6a0 kernel/futex/waitwake.c:656 do_futex+0x18b/0x350 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:164 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x46b6a3 RSP: 002b:000000c00463ded0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046b6a3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c01ade3148 RBP: 000000c00463df18 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c00463df28 R13: 0000000000000000 R14: 000000c012b3d040 R15: 0000000000010000 task:syz-fuzzer state:S stack:25240 pid:5062 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 schedule_hrtimeout_range_clock+0x211/0x440 kernel/time/hrtimer.c:2317 ep_poll fs/eventpoll.c:1921 [inline] do_epoll_wait+0x131d/0x1a00 fs/eventpoll.c:2318 do_compat_epoll_pwait.part.0+0x26/0x1d0 fs/eventpoll.c:2352 do_epoll_pwait fs/eventpoll.c:2359 [inline] __do_sys_epoll_pwait fs/eventpoll.c:2365 [inline] __se_sys_epoll_pwait fs/eventpoll.c:2359 [inline] __x64_sys_epoll_pwait+0x20c/0x320 fs/eventpoll.c:2359 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x403ace RSP: 002b:000000c000235778 EFLAGS: 00000246 ORIG_RAX: 0000000000000119 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000403ace RDX: 0000000000000080 RSI: 000000c000235840 RDI: 0000000000000004 RBP: 000000c0002357c0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000002f4 R11: 0000000000000246 R12: 000000c000235850 R13: 0000000000000000 R14: 000000c012b3d520 R15: 0000000000000001 task:syz-fuzzer state:S stack:25200 pid:5089 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355 futex_wait+0x2ef/0x6a0 kernel/futex/waitwake.c:656 do_futex+0x18b/0x350 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:164 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x46b6a3 RSP: 002b:000000c01a7e7d90 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046b6a3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c0203bb148 RBP: 000000c01a7e7dd8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000000004ff R13: 0000000000000000 R14: 000000c014b7f6c0 R15: 0000000000010000 task:syz-fuzzer state:S stack:25344 pid:5229 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355 futex_wait+0x2ef/0x6a0 kernel/futex/waitwake.c:656 do_futex+0x18b/0x350 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:164 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x46b6a3 RSP: 002b:000000c01a7edd90 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046b6a3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c020ecc148 RBP: 000000c01a7eddd8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000538 R13: 0000000000000000 R14: 000000c014b7fba0 R15: 00000000011c0680 task:syz-fuzzer state:S stack:25200 pid:5230 ppid:5019 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355 futex_wait+0x2ef/0x6a0 kernel/futex/waitwake.c:656 do_futex+0x18b/0x350 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:164 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x46b6a3 RSP: 002b:000000c001249d90 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046b6a3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c02303e948 RBP: 000000c001249dd8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000044000 R13: 0000000000000001 R14: 000000c0117eb380 R15: 000000c0000ae900 task:syz-executor.0 state:S stack:27528 pid:5056 ppid:5024 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_wait4+0x16d/0x280 kernel/exit.c:1780 __do_sys_wait4+0x15b/0x170 kernel/exit.c:1808 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdc4ae794d3 RSP: 002b:00007fff7eb514a8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00000000000013c9 RCX: 00007fdc4ae794d3 RDX: 0000000040000000 RSI: 00007fff7eb514bc RDI: 00000000ffffffff RBP: 00007fff7eb514bc R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff7eb51b98 R13: 0000000000000003 R14: 00007fdc4af9c9d8 R15: 000000000000000c task:syz-executor.1 state:S stack:26776 pid:5058 ppid:5032 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_wait4+0x16d/0x280 kernel/exit.c:1780 __do_sys_wait4+0x15b/0x170 kernel/exit.c:1808 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1b6a0794d3 RSP: 002b:00007ffd9c6396d8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00000000000013cd RCX: 00007f1b6a0794d3 RDX: 0000000040000000 RSI: 00007ffd9c6396ec RDI: 00000000ffffffff RBP: 00007ffd9c6396ec R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd9c639dc8 R13: 0000000000000003 R14: 00007f1b6a19c9d8 R15: 000000000000000c task:syz-executor.2 state:S stack:27528 pid:5060 ppid:5021 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_wait4+0x16d/0x280 kernel/exit.c:1780 __do_sys_wait4+0x15b/0x170 kernel/exit.c:1808 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fc62c4794d3 RSP: 002b:00007ffcdbea2468 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00000000000013d6 RCX: 00007fc62c4794d3 RDX: 0000000040000000 RSI: 00007ffcdbea247c RDI: 00000000ffffffff RBP: 00007ffcdbea247c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcdbea2b58 R13: 0000000000000003 R14: 00007fc62c59c9d8 R15: 000000000000000c task:syz-executor.4 state:S stack:27528 pid:5063 ppid:5027 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_wait4+0x16d/0x280 kernel/exit.c:1780 __do_sys_wait4+0x15b/0x170 kernel/exit.c:1808 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6f5d8794d3 RSP: 002b:00007ffe57fc8f08 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00000000000013d3 RCX: 00007f6f5d8794d3 RDX: 0000000040000000 RSI: 00007ffe57fc8f1c RDI: 00000000ffffffff RBP: 00007ffe57fc8f1c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe57fc95f8 R13: 0000000000000003 R14: 00007f6f5d99c9d8 R15: 000000000000000c task:syz-executor.5 state:S stack:27528 pid:5064 ppid:5057 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_wait4+0x16d/0x280 kernel/exit.c:1780 __do_sys_wait4+0x15b/0x170 kernel/exit.c:1808 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f9fcf6794d3 RSP: 002b:00007ffebbe7af08 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00000000000013d4 RCX: 00007f9fcf6794d3 RDX: 0000000040000000 RSI: 00007ffebbe7af1c RDI: 00000000ffffffff RBP: 00007ffebbe7af1c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffebbe7b5f8 R13: 0000000000000003 R14: 00007f9fcf79c9d8 R15: 000000000000000c task:syz-executor.0 state:S stack:24792 pid:5065 ppid:5056 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 pipe_read+0xd5b/0x1270 fs/pipe.c:379 call_read_iter include/linux/fs.h:1979 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x7ef/0x930 fs/read_write.c:470 ksys_read+0x1f0/0x250 fs/read_write.c:613 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdc4ae7b78c RSP: 002b:00007fff7eb51280 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc4ae7b78c RDX: 0000000000000040 RSI: 00007fdc4af98020 RDI: 00000000000000f9 RBP: 00007fff7eb5130c R08: 0000000000000000 R09: 0079746972756365 R10: 00007fdc4af786a0 R11: 0000000000000246 R12: 0000000000000032 R13: 00000000000ef881 R14: 00000000000ef669 R15: 0000000000000002 task:syz-executor.1 state:S stack:24264 pid:5069 ppid:5058 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_wait4+0x16d/0x280 kernel/exit.c:1780 __do_sys_wait4+0x15b/0x170 kernel/exit.c:1808 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1b6a079517 RSP: 002b:00007ffd9c6394b0 EFLAGS: 00000293 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00000000000004e5 RCX: 00007f1b6a079517 RDX: 0000000040000000 RSI: 00007ffd9c63953c RDI: 00000000ffffffff RBP: 00007ffd9c63953c R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000293 R12: 000055555703295b R13: 0000555557032900 R14: 00007f1b6a0db268 R15: 0000000000000000 task:kworker/u5:3 state:I stack:28704 pid:5071 ppid:2 flags:0x00004000 Workqueue: 0x0 (krxrpcd) Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 worker_thread+0x17d/0x1110 kernel/workqueue.c:2772 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:syz-executor.4 state:S stack:24664 pid:5075 ppid:5063 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 pipe_read+0xd5b/0x1270 fs/pipe.c:379 call_read_iter include/linux/fs.h:1979 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x7ef/0x930 fs/read_write.c:470 ksys_read+0x1f0/0x250 fs/read_write.c:613 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6f5d87b78c RSP: 002b:00007ffe57fc8ce0 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6f5d87b78c RDX: 0000000000000040 RSI: 00007f6f5d998020 RDI: 00000000000000f9 RBP: 00007ffe57fc8d6c R08: 0000000000000000 R09: 0079746972756365 R10: 00007ffe57fc86a0 R11: 0000000000000246 R12: 0000000000000032 R13: 00000000000efb53 R14: 00000000000ef666 R15: 0000000000000001 task:syz-executor.5 state:D stack:25064 pid:5076 ppid:5064 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x967/0x1340 kernel/locking/mutex.c:747 exp_funnel_lock kernel/rcu/tree_exp.h:325 [inline] synchronize_rcu_expedited+0x404/0x7e0 kernel/rcu/tree_exp.h:992 namespace_unlock+0x1b1/0x410 fs/namespace.c:1576 do_umount fs/namespace.c:1799 [inline] path_umount+0x639/0x1060 fs/namespace.c:1894 ksys_umount fs/namespace.c:1917 [inline] __do_sys_umount fs/namespace.c:1922 [inline] __se_sys_umount fs/namespace.c:1920 [inline] __x64_sys_umount+0x16b/0x1a0 fs/namespace.c:1920 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f9fcf67de17 RSP: 002b:00007ffebbe79c18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9fcf67de17 RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffebbe79cd0 RBP: 00007ffebbe79cd0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffebbe7ad90 R13: 00007f9fcf6c73b9 R14: 00000000000ef667 R15: 0000000000000003 task:syz-executor.2 state:S stack:24584 pid:5078 ppid:5060 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_nanosleep+0x215/0x500 kernel/time/hrtimer.c:2047 hrtimer_nanosleep+0x1ae/0x440 kernel/time/hrtimer.c:2100 common_nsleep+0xa1/0xc0 kernel/time/posix-timers.c:1350 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1396 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1373 [inline] __x64_sys_clock_nanosleep+0x344/0x490 kernel/time/posix-timers.c:1373 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fc62c4a7ef5 RSP: 002b:00007ffcdbea2200 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00000000000008b5 RCX: 00007fc62c4a7ef5 RDX: 00007ffcdbea2240 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcdbea22cc R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 00000000000eeffe R14: 00000000000eea4b R15: 0000000000000006 task:kworker/u5:5 state:I stack:28296 pid:5081 ppid:2 flags:0x00004000 Workqueue: 0x0 (hci4) Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 worker_thread+0x17d/0x1110 kernel/workqueue.c:2772 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:krxrpcio/7001 state:S stack:31096 pid:5082 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rxrpc_io_thread+0xa55/0x1710 net/rxrpc/io_thread.c:551 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:syz-executor.3 state:S stack:27528 pid:5083 ppid:5059 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_wait+0x653/0xc70 kernel/exit.c:1636 kernel_wait4+0x16d/0x280 kernel/exit.c:1780 __do_sys_wait4+0x15b/0x170 kernel/exit.c:1808 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fe419a794d3 RSP: 002b:00007ffee92ebee8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00000000000013de RCX: 00007fe419a794d3 RDX: 0000000040000000 RSI: 00007ffee92ebefc RDI: 00000000ffffffff RBP: 00007ffee92ebefc R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffee92ec5d8 R13: 0000000000000003 R14: 00007fe419b9c9d8 R15: 000000000000000c task:krxrpcio/7001 state:S stack:31096 pid:5084 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rxrpc_io_thread+0xa55/0x1710 net/rxrpc/io_thread.c:551 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:krxrpcio/7001 state:S stack:31096 pid:5085 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rxrpc_io_thread+0xa55/0x1710 net/rxrpc/io_thread.c:551 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:syz-executor.3 state:S stack:24664 pid:5086 ppid:5083 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 do_nanosleep+0x215/0x500 kernel/time/hrtimer.c:2047 hrtimer_nanosleep+0x1ae/0x440 kernel/time/hrtimer.c:2100 common_nsleep+0xa1/0xc0 kernel/time/posix-timers.c:1350 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1396 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1373 [inline] __x64_sys_clock_nanosleep+0x344/0x490 kernel/time/posix-timers.c:1373 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fe419aa7ef5 RSP: 002b:00007ffee92ebc80 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 000000000000038c RCX: 00007fe419aa7ef5 RDX: 00007ffee92ebcc0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffee92ebd4c R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 00000000000ef129 R14: 00000000000eea4f R15: 0000000000000008 task:bond0 state:I stack:31160 pid:5088 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rescuer_thread+0x949/0xdd0 kernel/workqueue.c:2915 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:bond0 state:I stack:29744 pid:5091 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rescuer_thread+0x949/0xdd0 kernel/workqueue.c:2915 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:bond0 state:I stack:31160 pid:5092 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rescuer_thread+0x949/0xdd0 kernel/workqueue.c:2915 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:krxrpcio/7001 state:S stack:31096 pid:5093 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rxrpc_io_thread+0xa55/0x1710 net/rxrpc/io_thread.c:551 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:krxrpcio/7001 state:S stack:30016 pid:5096 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rxrpc_io_thread+0xa55/0x1710 net/rxrpc/io_thread.c:551 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:bond0 state:I stack:30016 pid:5097 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rescuer_thread+0x949/0xdd0 kernel/workqueue.c:2915 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:wg-crypt-wg0 state:I stack:30072 pid:5098 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rescuer_thread+0x949/0xdd0 kernel/workqueue.c:2915 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:wg-crypt-wg0 state:I stack:31160 pid:5100 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rescuer_thread+0x949/0xdd0 kernel/workqueue.c:2915 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:wg-crypt-wg0 state:I stack:30984 pid:5101 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rescuer_thread+0x949/0xdd0 kernel/workqueue.c:2915 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:wg-crypt-wg1 state:I stack:30984 pid:5102 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rescuer_thread+0x949/0xdd0 kernel/workqueue.c:2915 kthread+0x33a/0x430 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 task:wg-crypt-wg2 state:I stack:30984 pid:5103 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0xee1/0x59f0 kernel/sched/core.c:6695 schedule+0xe7/0x1b0 kernel/sched/core.c:6771 rescuer_thread+0x949/0xdd0 kernel/workqueue.c:2915