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INFO: rcu detected stall in sys_readlink (2)

Status: auto-obsoleted due to no activity on 2023/04/24 08:02
Subsystems: kernel
[Documentation on labels]
First crash: 541d, last: 481d
▶ ▼ Similar bugs (5)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 INFO: rcu detected stall in sys_readlink 1 250d 250d 0/3 auto-obsoleted due to no activity on 2023/12/08 09:32
upstream INFO: rcu detected stall in sys_readlink fs 1 745d 745d 0/26 auto-closed as invalid on 2022/07/22 05:22
upstream INFO: rcu detected stall in sys_readlink (4) fs 2 155d 158d 0/26 auto-obsoleted due to no activity on 2024/03/02 18:22
upstream INFO: rcu detected stall in sys_readlink (3) bpf fs 2 357d 363d 0/26 auto-obsoleted due to no activity on 2023/08/14 04:05
android-5-15 BUG: soft lockup in sys_readlink 1 24d 24d 0/2 premoderation: reported on 2024/04/12 18:32

Sample crash report:
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
 1-...D
 } 2667 jiffies s: 12425 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f174404f9fb
NMI backtrace for cpu 1
CPU: 1 PID: 4433 Comm: udevd Not tainted 6.2.0-rc3-syzkaller-00021-g7dd4b804e080 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:number+0x492/0xad0 lib/vsprintf.c:521
Code: d0 7f 08 84 c0 0f 85 17 06 00 00 41 c6 04 24 20 e8 13 21 c6 f7 83 eb 01 31 ff 49 83 c4 01 89 de e8 b3 1d c6 f7 83 fb ff 75 ab <8b> 44 24 08 bb fe ff ff ff 4d 8d 7c 07 01 e8 eb 20 c6 f7 e8 e6 20
RSP: 0018:ffffc900001dfa00 EFLAGS: 00000046
RAX: 0000000000000002 RBX: 00000000ffffffff RCX: ffffffff89bb315d
RDX: ffff88807d4e3a80 RSI: 0000000000000100 RDI: 0000000000000005
RBP: 0000000000000002 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000001 R12: ffffc900001dfe03
R13: 0000000000000003 R14: ffffc900801dfdff R15: ffffc900001dfe01
FS:  00007f578edf0840(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fabc5587218 CR3: 000000002b3af000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 000000000000003b DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 vsnprintf+0x775/0x16b0 lib/vsprintf.c:2862
 sprintf+0xc4/0x100 lib/vsprintf.c:3000
 print_time kernel/printk/printk.c:1357 [inline]
 info_print_prefix+0x248/0x340 kernel/printk/printk.c:1383
 record_print_text+0x14d/0x3e0 kernel/printk/printk.c:1432
 console_emit_next_record.constprop.0+0x714/0x890 kernel/printk/printk.c:2806
 console_flush_all+0x547/0x6e0 kernel/printk/printk.c:2887
 console_unlock+0xb8/0x1f0 kernel/printk/printk.c:2964
 vprintk_emit+0x1bd/0x600 kernel/printk/printk.c:2357
 vprintk+0x84/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xbe/0xf1 kernel/printk/printk.c:2378
 show_ip+0x26/0x34 arch/x86/kernel/dumpstack.c:142
 show_iret_regs+0x11/0x37 arch/x86/kernel/dumpstack.c:149
 __show_regs+0x22/0x60 arch/x86/kernel/process_64.c:74
 show_trace_log_lvl+0x25b/0x2ba arch/x86/kernel/dumpstack.c:298
 sched_show_task kernel/sched/core.c:8967 [inline]
 sched_show_task+0x450/0x5c0 kernel/sched/core.c:8941
 show_state_filter+0xf4/0x310 kernel/sched/core.c:9012
 k_spec drivers/tty/vt/keyboard.c:667 [inline]
 k_spec+0xe5/0x140 drivers/tty/vt/keyboard.c:656
 kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline]
 kbd_event+0xce1/0x1790 drivers/tty/vt/keyboard.c:1543
 input_to_handler+0x3b9/0x4c0 drivers/input/input.c:131
 input_pass_values.part.0+0x230/0x710 drivers/input/input.c:160
 input_pass_values drivers/input/input.c:149 [inline]
 input_event_dispose+0x537/0x730 drivers/input/input.c:386
 input_handle_event+0x120/0xe70 drivers/input/input.c:403
 input_event drivers/input/input.c:432 [inline]
 input_event+0x83/0xa0 drivers/input/input.c:424
 hidinput_hid_event+0xa2a/0x2010 drivers/hid/hid-input.c:1649
 hid_process_event+0x491/0x570 drivers/hid/hid-core.c:1530
 hid_input_array_field+0x4d7/0x660 drivers/hid/hid-core.c:1642
 hid_process_report drivers/hid/hid-core.c:1684 [inline]
 hid_report_raw_event+0xa89/0x1270 drivers/hid/hid-core.c:2001
 hid_input_report+0x363/0x4d0 drivers/hid/hid-core.c:2069
 hid_irq_in+0x50f/0x690 drivers/hid/usbhid/hid-core.c:284
 __usb_hcd_giveback_urb+0x2b6/0x5c0 drivers/usb/core/hcd.c:1671
 usb_hcd_giveback_urb+0x384/0x430 drivers/usb/core/hcd.c:1754
 dummy_timer+0x1203/0x32d0 drivers/usb/gadget/udc/dummy_hcd.c:1988
 call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1700
 expire_timers+0x2c6/0x5c0 kernel/time/timer.c:1751
 __run_timers kernel/time/timer.c:2022 [inline]
 __run_timers kernel/time/timer.c:1995 [inline]
 run_timer_softirq+0x326/0x910 kernel/time/timer.c:2035
 __do_softirq+0x1fb/0xadc kernel/softirq.c:571
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650
 irq_exit_rcu+0x9/0x20 kernel/softirq.c:662
 sysvec_apic_timer_interrupt+0x97/0xc0 arch/x86/kernel/apic/apic.c:1107
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__pvclock_read_cycles arch/x86/include/asm/pvclock.h:84 [inline]
RIP: 0010:pvclock_clocksource_read+0x79/0x530 arch/x86/kernel/pvclock.c:76
Code: 00 00 4c 89 e0 83 e0 07 38 c2 0f 9e c1 84 d2 0f 95 c0 84 c1 0f 85 8b 04 00 00 48 8d 43 08 8b 0b 48 bd 00 00 00 00 00 fc ff df <48> 8d 7b 1c 48 89 44 24 10 48 c1 e8 03 48 8d 53 1b 49 89 c5 48 89
RSP: 0018:ffffc9000313f708 EFLAGS: 00000246
RAX: ffffffff8ff63048 RBX: ffffffff8ff63040 RCX: 0000000000000006
RDX: 0000000000000000 RSI: ffffffff81d7ff52 RDI: ffffffff8ff63040
RBP: dffffc0000000000 R08: 0000000000000004 R09: 0000000000000008
R10: 0000000000000006 R11: 0000000000000001 R12: ffffffff8ff63043
R13: ffff88807d4e4288 R14: 0000000000000006 R15: 0000000000000003
 kvm_clock_read arch/x86/kernel/kvmclock.c:79 [inline]
 kvm_sched_clock_read+0x18/0x40 arch/x86/kernel/kvmclock.c:91
 sched_clock_cpu+0x6d/0x2b0 kernel/sched/clock.c:369
 local_clock include/linux/sched/clock.h:84 [inline]
 __set_page_owner_handle+0x2ab/0x3b0 mm/page_owner.c:174
 __set_page_owner+0x48/0x60 mm/page_owner.c:195
 prep_new_page mm/page_alloc.c:2531 [inline]
 get_page_from_freelist+0x119c/0x2ce0 mm/page_alloc.c:4283
 __alloc_pages+0x1cb/0x5b0 mm/page_alloc.c:5549
 alloc_pages+0x1aa/0x270 mm/mempolicy.c:2286
 alloc_slab_page mm/slub.c:1851 [inline]
 allocate_slab+0x25f/0x350 mm/slub.c:1998
 new_slab mm/slub.c:2051 [inline]
 ___slab_alloc+0xa91/0x1400 mm/slub.c:3193
 __slab_alloc.constprop.0+0x56/0xa0 mm/slub.c:3292
 __slab_alloc_node mm/slub.c:3345 [inline]
 slab_alloc_node mm/slub.c:3442 [inline]
 slab_alloc mm/slub.c:3460 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3467 [inline]
 kmem_cache_alloc+0x379/0x430 mm/slub.c:3476
 getname_flags.part.0+0x50/0x4f0 fs/namei.c:139
 getname_flags+0x9e/0xe0 include/linux/audit.h:320
 user_path_at_empty+0x2f/0x60 fs/namei.c:2875
 do_readlinkat+0xcd/0x2f0 fs/stat.c:471
 __do_sys_readlink fs/stat.c:504 [inline]
 __se_sys_readlink fs/stat.c:501 [inline]
 __x64_sys_readlink+0x78/0xb0 fs/stat.c:501
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f578ef27277
Code: 73 01 c3 48 8b 0d 01 dc 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 59 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d1 db 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffdb25a36e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000059
RAX: ffffffffffffffda RBX: 00007ffdb25a36f8 RCX: 00007f578ef27277
RDX: 0000000000000400 RSI: 00007ffdb25a36f8 RDI: 00007ffdb25a3bd8
RBP: 0000000000000400 R08: 0000000000007fff R09: 00007ffdb25a42b0
R10: 0000000000000005 R11: 0000000000000246 R12: 00007ffdb25a3bd8
R13: 00007ffdb25a3b48 R14: 000055d85aa05910 R15: 0000000000000000
 </TASK>
RSP: 002b:00007ffe1f198f80 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055a37c014e20 RCX: 00007f174404f9fb
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055a37c029a10
RBP: 00007ffe1f1992c0 R08: 0000000000000008 R09: 000000007adf89b2
R10: 00007ffe1f1992c0 R11: 0000000000000246 R12: 0000000000000000
R13: 000055a37b7f0610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:27688 pid:4781  ppid:4646   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 schedule_hrtimeout_range_clock+0x34b/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
 do_poll fs/select.c:965 [inline]
 do_sys_poll+0x77d/0xea0 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll fs/select.c:1101 [inline]
 __x64_sys_ppoll+0x214/0x290 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f174404f9fb
RSP: 002b:00007ffe1f198f80 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055a37c014e20 RCX: 00007f174404f9fb
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055a37c02a7c0
RBP: 00007ffe1f1992c0 R08: 0000000000000008 R09: 0000000026f4cf8a
R10: 00007ffe1f1992c0 R11: 0000000000000246 R12: 0000000000000000
R13: 000055a37b7f0610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:27008 pid:4817  ppid:4646   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 schedule_hrtimeout_range_clock+0x34b/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
 do_poll fs/select.c:965 [inline]
 do_sys_poll+0x77d/0xea0 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll fs/select.c:1101 [inline]
 __x64_sys_ppoll+0x214/0x290 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f174404f9fb
RSP: 002b:00007ffe1f198f80 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055a37c014e20 RCX: 00007f174404f9fb
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055a37c02ea30
RBP: 00007ffe1f1992c0 R08: 0000000000000008 R09: 00000000800a0142
R10: 00007ffe1f1992c0 R11: 0000000000000246 R12: 0000000000000000
R13: 000055a37b7f0610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:27448 pid:4822  ppid:4646   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 schedule_hrtimeout_range_clock+0x34b/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
 do_poll fs/select.c:965 [inline]
 do_sys_poll+0x77d/0xea0 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll fs/select.c:1101 [inline]
 __x64_sys_ppoll+0x214/0x290 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f174404f9fb
RSP: 002b:00007ffe1f198f80 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055a37c014e20 RCX: 00007f174404f9fb
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055a37c02ea30
RBP: 00007ffe1f1992c0 R08: 0000000000000008 R09: 000000009c5ca6b6
R10: 00007ffe1f1992c0 R11: 0000000000000246 R12: 0000000000000000
R13: 000055a37b7f0610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:27448 pid:4823  ppid:4646   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 schedule_hrtimeout_range_clock+0x34b/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
 do_poll fs/select.c:965 [inline]
 do_sys_poll+0x77d/0xea0 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll fs/select.c:1101 [inline]
 __x64_sys_ppoll+0x214/0x290 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f174404f9fb
RSP: 002b:00007ffe1f198f80 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055a37c014e20 RCX: 00007f174404f9fb
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055a37c02ea30
RBP: 00007ffe1f1992c0 R08: 0000000000000008 R09: 000000007adf89b2
R10: 00007ffe1f1992c0 R11: 0000000000000246 R12: 0000000000000000
R13: 000055a37b7f0610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:27688 pid:4825  ppid:4646   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 schedule_hrtimeout_range_clock+0x34b/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
 do_poll fs/select.c:965 [inline]
 do_sys_poll+0x77d/0xea0 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll fs/select.c:1101 [inline]
 __x64_sys_ppoll+0x214/0x290 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f174404f9fb
RSP: 002b:00007ffe1f198f80 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055a37c014e20 RCX: 00007f174404f9fb
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055a37c02ea30
RBP: 00007ffe1f1992c0 R08: 0000000000000008 R09: 0000000026f4cf8a
R10: 00007ffe1f1992c0 R11: 0000000000000246 R12: 0000000000000000
R13: 000055a37b7f0610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:sshd            state:S stack:24736 pid:5059  ppid:4746   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 schedule_hrtimeout_range_clock+0x199/0x390 kernel/time/hrtimer.c:2305
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
 do_select+0x119c/0x16a0 fs/select.c:607
 core_sys_select+0x3c6/0x9c0 fs/select.c:681
 do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:763
 __do_sys_pselect6 fs/select.c:804 [inline]
 __se_sys_pselect6 fs/select.c:795 [inline]
 __x64_sys_pselect6+0x183/0x240 fs/select.c:795
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fbc5832bd83
RSP: 002b:00007ffcec5f3430 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007fbc5832bd83
RDX: 000056296e9a8e70 RSI: 000056296e99e710 RDI: 000000000000000a
RBP: 000056296e9adfb0 R08: 00007ffcec5f3460 R09: 00007ffcec5f3470
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 0000000000000001 R14: 00007ffcec5f34e8 R15: 00007ffcec5f3568
 </TASK>
task:syz-fuzzer      state:S stack:24712 pid:5061  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_waitid+0x275/0x370 kernel/exit.c:1692
 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
RSP: 002b:000000c00004a5b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c00003e000 RCX: 00000000004ae06a
RDX: 000000c00004a608 RSI: 00000000000013df RDI: 0000000000000001
RBP: 000000c00004a698 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00004a638
R13: 0000000000000000 R14: 000000c007366b60 R15: 0000000000000046
 </TASK>
task:syz-fuzzer      state:S stack:24736 pid:5062  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355
 futex_wait+0x292/0x680 kernel/futex/waitwake.c:656
 do_futex+0x2e8/0x360 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+0x1ca/0x4d0 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c00005fe78 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001f4d198
RBP: 000000c00005fec0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c00005feb0 R11: 0000000000000206 R12: 000000c00005feb0
R13: 000000c00716ac00 R14: 000000c0000004e0 R15: 00007f942838638f
 </TASK>
task:syz-fuzzer      state:S stack:29392 pid:5063  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355
 futex_wait+0x292/0x680 kernel/futex/waitwake.c:656
 do_futex+0x2e8/0x360 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+0x1ca/0x4d0 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c00004f6d0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001f7c420
RBP: 000000c00004f718 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000061ed8
R13: 0000000000000000 R14: 000000c000090340 R15: 00007f9428ac6827
 </TASK>
task:syz-fuzzer      state:S stack:28336 pid:5064  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355
 futex_wait+0x292/0x680 kernel/futex/waitwake.c:656
 do_futex+0x2e8/0x360 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+0x1ca/0x4d0 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c00005be40 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c000050950
RBP: 000000c00005be88 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000000043d860
R13: 0000000000000000 R14: 000000c000000d00 R15: 00007f9428ac5b78
 </TASK>
task:syz-fuzzer      state:S stack:25104 pid:5065  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_waitid+0x275/0x370 kernel/exit.c:1692
 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
RSP: 002b:000000c000c66db0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c000040800 RCX: 00000000004ae06a
RDX: 000000c000c66e08 RSI: 00000000000013e7 RDI: 0000000000000001
RBP: 000000c000c66e98 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c000c66e38
R13: 0000000000000000 R14: 000000c0008c61a0 R15: 0000000000000000
 </TASK>
task:syz-fuzzer      state:S stack:24712 pid:5066  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_waitid+0x275/0x370 kernel/exit.c:1692
 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
RSP: 002b:000000c000692db0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c000040800 RCX: 00000000004ae06a
RDX: 000000c000692e08 RSI: 00000000000013e2 RDI: 0000000000000001
RBP: 000000c000692e98 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c000692e38
R13: 0000000000000000 R14: 000000c000091a00 R15: 0000000000000062
 </TASK>
task:syz-fuzzer      state:S stack:24736 pid:5067  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355
 futex_wait+0x292/0x680 kernel/futex/waitwake.c:656
 do_futex+0x2e8/0x360 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+0x1ca/0x4d0 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c000235d78 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c0001dd950
RBP: 000000c000235dc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000040800
R13: 0000000000000000 R14: 000000c0003a4680 R15: 000000000000007f
 </TASK>
task:syz-fuzzer      state:S stack:29040 pid:5068  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355
 futex_wait+0x292/0x680 kernel/futex/waitwake.c:656
 do_futex+0x2e8/0x360 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+0x1ca/0x4d0 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c0006c3ee8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001f7c318
RBP: 000000c0006c3f30 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000467c20
R13: 000000c000694000 R14: 000000c0000901a0 R15: 00007f9428ac681a
 </TASK>
task:syz-fuzzer      state:S stack:27800 pid:5088  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_waitid+0x275/0x370 kernel/exit.c:1692
 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
RSP: 002b:000000c00068f5b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c000040800 RCX: 00000000004ae06a
RDX: 000000c00068f608 RSI: 00000000000013e3 RDI: 0000000000000001
RBP: 000000c00068f698 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00068f638
R13: 0000000000000001 R14: 000000c006d4c4e0 R15: ffffffffffffffff
 </TASK>
task:syz-fuzzer      state:S stack:26552 pid:5089  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_waitid+0x275/0x370 kernel/exit.c:1692
 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
RSP: 002b:000000c0006905b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c00003e000 RCX: 00000000004ae06a
RDX: 000000c000690608 RSI: 00000000000013e4 RDI: 0000000000000001
RBP: 000000c000690698 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c000690638
R13: 0000000000000000 R14: 000000c006d4c820 R15: 00007f942839b66c
 </TASK>
task:syz-fuzzer      state:S stack:30096 pid:5094  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_waitid+0x275/0x370 kernel/exit.c:1692
 __do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
RSP: 002b:000000c0006925b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c00003e000 RCX: 00000000004ae06a
RDX: 000000c000692608 RSI: 00000000000013e5 RDI: 0000000000000001
RBP: 000000c000692698 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c000692638
R13: 000000c0088ce400 R14: 000000c0003a5d40 R15: 00007f9428adf2ea
 </TASK>
task:syz-fuzzer      state:S stack:24880 pid:5155  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355
 futex_wait+0x292/0x680 kernel/futex/waitwake.c:656
 do_futex+0x2e8/0x360 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+0x1ca/0x4d0 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c000a41d78 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c0088ce950
RBP: 000000c000a41dc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000a41de8
R13: 0000000000000000 R14: 000000c0008c6680 R15: 0000000000000000
 </TASK>
task:syz-fuzzer      state:S stack:24736 pid:5181  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355
 futex_wait+0x292/0x680 kernel/futex/waitwake.c:656
 do_futex+0x2e8/0x360 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+0x1ca/0x4d0 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c0006bdd78 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00716b150
RBP: 000000c0006bddc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000161
R13: 0000000000000000 R14: 000000c006d4cd00 R15: 0000000000000000
 </TASK>
task:syz-fuzzer      state:S stack:24960 pid:5580  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 futex_wait_queue+0xf9/0x1f0 kernel/futex/waitwake.c:355
 futex_wait+0x292/0x680 kernel/futex/waitwake.c:656
 do_futex+0x2e8/0x360 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+0x1ca/0x4d0 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c0006bfd78 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00857cd50
RBP: 000000c0006bfdc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000000000014d
R13: 0000000000000000 R14: 000000c0029d4820 R15: 0000000000000000
 </TASK>
task:syz-fuzzer      state:S stack:24960 pid:7974  ppid:5059   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 schedule_hrtimeout_range_clock+0x199/0x390 kernel/time/hrtimer.c:2305
 ep_poll fs/eventpoll.c:1880 [inline]
 do_epoll_wait+0x12be/0x1950 fs/eventpoll.c:2258
 do_compat_epoll_pwait.part.0+0x29/0x1d0 fs/eventpoll.c:2292
 do_epoll_pwait fs/eventpoll.c:2299 [inline]
 __do_sys_epoll_pwait fs/eventpoll.c:2305 [inline]
 __se_sys_epoll_pwait fs/eventpoll.c:2299 [inline]
 __x64_sys_epoll_pwait+0x1d3/0x310 fs/eventpoll.c:2299
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x467800
RSP: 002b:000000c0008297e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000119
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000467800
RDX: 0000000000000080 RSI: 000000c000829840 RDI: 0000000000000004
RBP: 000000c000829e40 R08: 0000000000000000 R09: 0000005aefc96870
R10: 00000000000003e7 R11: 0000000000000246 R12: 000000c000829870
R13: 0000000000000004 R14: 000000c0029d5380 R15: 0000005e62cef480
 </TASK>
task:syz-executor.0  state:S stack:27360 pid:5087  ppid:5061   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_wait4+0x150/0x260 kernel/exit.c:1768
 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc6e5e89ca7
RSP: 002b:00007fff0d419dc0 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000013fd RCX: 00007fc6e5e89ca7
RDX: 0000000040000000 RSI: 00007fff0d419dfc RDI: 00000000ffffffff
RBP: 00007fff0d419dfc R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 00007fff0d419ef0 R14: 00007fc6e5fac9d8 R15: 000000000000000c
 </TASK>
task:syz-executor.2  state:S stack:27424 pid:5090  ppid:5066   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_wait4+0x150/0x260 kernel/exit.c:1768
 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc88c089ca7
RSP: 002b:00007fffbc6c26d0 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000013fc RCX: 00007fc88c089ca7
RDX: 0000000040000000 RSI: 00007fffbc6c270c RDI: 00000000ffffffff
RBP: 00007fffbc6c270c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 00007fffbc6c2800 R14: 00007fc88c1ac9d8 R15: 000000000000000c
 </TASK>
task:syz-executor.5  state:S stack:27424 pid:5091  ppid:5089   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_wait4+0x150/0x260 kernel/exit.c:1768
 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fabc5489ca7
RSP: 002b:00007fffd42c47a0 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000013fb RCX: 00007fabc5489ca7
RDX: 0000000040000000 RSI: 00007fffd42c47dc RDI: 00000000ffffffff
RBP: 00007fffd42c47dc R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 00007fffd42c48d0 R14: 00007fabc55ac9d8 R15: 000000000000000c
 </TASK>
task:syz-executor.1  state:S stack:27424 pid:5092  ppid:5089   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_wait4+0x150/0x260 kernel/exit.c:1768
 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f8fdfa89ca7
RSP: 002b:00007ffc6f50ce20 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000013fe RCX: 00007f8fdfa89ca7
RDX: 0000000040000000 RSI: 00007ffc6f50ce5c RDI: 00000000ffffffff
RBP: 00007ffc6f50ce5c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 00007ffc6f50cf50 R14: 00007f8fdfbac9d8 R15: 000000000000000c
 </TASK>
task:syz-executor.3  state:S stack:27184 pid:5093  ppid:5065   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_wait4+0x150/0x260 kernel/exit.c:1768
 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc57f089ca7
RSP: 002b:00007fff65940460 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000013fa RCX: 00007fc57f089ca7
RDX: 0000000040000000 RSI: 00007fff6594049c RDI: 00000000ffffffff
RBP: 00007fff6594049c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 00007fff65940590 R14: 00007fc57f1ac9d8 R15: 000000000000000c
 </TASK>
task:syz-executor.4  state:S stack:27336 pid:5095  ppid:5065   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_wait4+0x150/0x260 kernel/exit.c:1768
 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f8fdf489ca7
RSP: 002b:00007ffd8c8db350 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000013f9 RCX: 00007f8fdf489ca7
RDX: 0000000040000000 RSI: 00007ffd8c8db38c RDI: 00000000ffffffff
RBP: 00007ffd8c8db38c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 00007ffd8c8db480 R14: 00007f8fdf5ac9d8 R15: 000000000000000c
 </TASK>
task:kworker/u5:2    state:I stack:27872 pid:5097  ppid:2      flags:0x00004000
Workqueue:  0x0 (krxrpcd)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 worker_thread+0x160/0x1090 kernel/workqueue.c:2457
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:kworker/u5:3    state:I stack:27992 pid:5100  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci1)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 worker_thread+0x160/0x1090 kernel/workqueue.c:2457
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:kworker/u5:4    state:I stack:27816 pid:5101  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci2)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 worker_thread+0x160/0x1090 kernel/workqueue.c:2457
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:kworker/u5:5    state:I stack:27640 pid:5105  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci0)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 worker_thread+0x160/0x1090 kernel/workqueue.c:2457
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:kworker/u5:6    state:I stack:27504 pid:5107  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci3)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 worker_thread+0x160/0x1090 kernel/workqueue.c:2457
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:kworker/u5:7    state:I stack:28520 pid:5109  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci5)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 worker_thread+0x160/0x1090 kernel/workqueue.c:2457
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:kworker/u5:8    state:I stack:28904 pid:5110  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci2)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 worker_thread+0x160/0x1090 kernel/workqueue.c:2457
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:kworker/u5:9    state:I stack:28320 pid:5111  ppid:2      flags:0x00004000
Workqueue:  0x0 (krxrpcd)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 worker_thread+0x160/0x1090 kernel/workqueue.c:2457
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:syz-executor.4  state:S stack:24424 pid:5113  ppid:5095   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 pipe_read+0xa87/0x1110 fs/pipe.c:378
 call_read_iter include/linux/fs.h:2183 [inline]
 new_sync_read fs/read_write.c:389 [inline]
 vfs_read+0x7fa/0x930 fs/read_write.c:470
 ksys_read+0x1ec/0x250 fs/read_write.c:613
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f8fdf43deec
RSP: 002b:00007f8fdf6cfd50 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f8fdf6cfe00 RCX: 00007f8fdf43deec
RDX: 0000000000000040 RSI: 00007f8fdf5a8020 RDI: 00000000000000f9
RBP: 0000000000000003 R08: 0000000000000000 R09: ffff000000000000
R10: 00007f8fdf5856c0 R11: 0000000000000246 R12: 0000000000000061
R13: 000000000005861e R14: 0000000000000000 R15: 00007f8fdf6cfe40
 </TASK>
task:syz-executor.3  state:S stack:24496 pid:5114  ppid:5093   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_nanosleep+0x154/0x4f0 kernel/time/hrtimer.c:2044
 hrtimer_nanosleep+0x1fd/0x4b0 kernel/time/hrtimer.c:2097
 common_nsleep+0xa6/0xd0 kernel/time/posix-timers.c:1236
 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1276 [inline]
 __se_sys_clock_nanosleep kernel/time/posix-timers.c:1254 [inline]
 __x64_sys_clock_nanosleep+0x2f8/0x430 kernel/time/posix-timers.c:1254
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc57f0b0df1
RSP: 002b:00007fc57f2cfd10 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 000000000000023c RCX: 00007fc57f0b0df1
RDX: 00007fc57f2cfd50 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fc57f2cfddc R08: 0000000000000000 R09: 00007fff65985080
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032
R13: 0000000000057164 R14: 0000000000000018 R15: 00007fc57f2cfe40
 </TASK>
task:syz-executor.5  state:S stack:24168 pid:5115  ppid:5091   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_wait4+0x150/0x260 kernel/exit.c:1768
 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fabc5489ca7
RSP: 002b:00007fabc56cfd50 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 000000000000024b RCX: 00007fabc5489ca7
RDX: 0000000040000000 RSI: 00007fabc56cfddc RDI: 00000000ffffffff
RBP: 00007fabc56cfddc R08: 0000000000000000 R09: 00007fabc5588640
R10: 0000000000000000 R11: 0000000000000293 R12: 00005555565cd810
R13: 00005555565cd86b R14: 0000000000000011 R15: 00007fabc56cfe40
 </TASK>
task:syz-executor.2  state:S stack:24312 pid:5116  ppid:5090   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_nanosleep+0x154/0x4f0 kernel/time/hrtimer.c:2044
 hrtimer_nanosleep+0x1fd/0x4b0 kernel/time/hrtimer.c:2097
 common_nsleep+0xa6/0xd0 kernel/time/posix-timers.c:1236
 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1276 [inline]
 __se_sys_clock_nanosleep kernel/time/posix-timers.c:1254 [inline]
 __x64_sys_clock_nanosleep+0x2f8/0x430 kernel/time/posix-timers.c:1254
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc88c0b0df1
RSP: 002b:00007fc88c2cfd10 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 000000000000027d RCX: 00007fc88c0b0df1
RDX: 00007fc88c2cfd50 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fc88c2cfddc R08: 0000000000000000 R09: 00007fffbc7ba080
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032
R13: 000000000005741f R14: 0000000000000006 R15: 00007fc88c2cfe40
 </TASK>
task:syz-executor.0  state:S stack:24304 pid:5117  ppid:5087   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_wait4+0x150/0x260 kernel/exit.c:1768
 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc6e5e89ca7
RSP: 002b:00007fc6e60cfd50 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 0000000000000291 RCX: 00007fc6e5e89ca7
RDX: 0000000040000000 RSI: 00007fc6e60cfddc RDI: 00000000ffffffff
RBP: 00007fc6e60cfddc R08: 0000000000000000 R09: 00007fc6e5f88640
R10: 0000000000000000 R11: 0000000000000293 R12: 0000555555e01810
R13: 0000555555e0186b R14: 0000000000000018 R15: 00007fc6e60cfe40
 </TASK>
task:syz-executor.1  state:S stack:22992 pid:5118  ppid:5092   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 do_wait+0x730/0xd70 kernel/exit.c:1624
 kernel_wait4+0x150/0x260 kernel/exit.c:1768
 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f8fdfa89ca7
RSP: 002b:00007f8fdfccfd50 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 0000000000000272 RCX: 00007f8fdfa89ca7
RDX: 0000000040000000 RSI: 00007f8fdfccfddc RDI: 00000000ffffffff
RBP: 00007f8fdfccfddc R08: 0000000000000000 R09: 00007f8fdfb88640
R10: 0000000000000000 R11: 0000000000000293 R12: 0000555557348810
R13: 000055555734886b R14: 0000000000000011 R15: 00007f8fdfccfe40
 </TASK>
task:krxrpcio/7001   state:S stack:30488 pid:5119  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rxrpc_io_thread+0x8fa/0xfb0 net/rxrpc/io_thread.c:491
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:krxrpcio/7001   state:S stack:30488 pid:5120  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rxrpc_io_thread+0x8fa/0xfb0 net/rxrpc/io_thread.c:491
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:krxrpcio/7001   state:S stack:30488 pid:5121  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rxrpc_io_thread+0x8fa/0xfb0 net/rxrpc/io_thread.c:491
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:bond0           state:I stack:29880 pid:5122  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:krxrpcio/7001   state:S stack:30488 pid:5124  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rxrpc_io_thread+0x8fa/0xfb0 net/rxrpc/io_thread.c:491
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:krxrpcio/7001   state:S stack:29896 pid:5125  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rxrpc_io_thread+0x8fa/0xfb0 net/rxrpc/io_thread.c:491
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:krxrpcio/7001   state:S stack:30488 pid:5126  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rxrpc_io_thread+0x8fa/0xfb0 net/rxrpc/io_thread.c:491
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:bond0           state:I stack:29816 pid:5127  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:bond0           state:I stack:29880 pid:5128  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:bond0           state:I stack:30552 pid:5130  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:bond0           state:I stack:30552 pid:5131  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:wg-crypt-wg0    state:I stack:29616 pid:5133  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:bond0           state:I stack:30552 pid:5134  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:wg-crypt-wg1    state:I stack:30552 pid:5136  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:wg-crypt-wg2    state:I stack:30552 pid:5139  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:wg-crypt-wg0    state:I stack:29880 pid:5140  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:wg-crypt-wg1    state:I stack:29616 pid:5141  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
task:wg-crypt-wg2    state:I stack:29880 pid:5142  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 rescuer_thread+0x784/0xcf0 kernel/workqueue.c:2599
 kthread+0x2e8/0x3a0 kernel/kthread.c:376

Crashes (3):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/01/11 17:14 upstream 7dd4b804e080 96166539 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_readlink
2022/12/13 07:29 upstream 3a28c2c89f4b 67be1ae7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_readlink
2022/11/13 07:32 upstream fef7fd48922d 3ead01ad .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_readlink
* Struck through repros no longer work on HEAD.