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INFO: rcu detected stall in sys_clone (2)

Status: upstream: reported C repro on 2024/03/20 15:17
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+6554f4b40050f14e4b13@syzkaller.appspotmail.com
First crash: 522d, last: 12d
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Bug presence (3)
Date Name Commit Repro Result
2025/05/31 linux-6.1.y (ToT) da3c5173c55f C [report] BUG: workqueue lockup
2025/04/01 upstream (ToT) 08733088b566 C [report] unregister_netdevice: waiting for DEV to become free
2025/05/31 upstream (ToT) 0f70f5b08a47 C Didn't crash
▶ ▼ Similar bugs (15)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.6 INFO: rcu detected stall in sys_clone 1 1 12d 12d 0/2 upstream: reported on 2025/08/12 09:37
linux-5.15 INFO: rcu detected stall in sys_clone 1 1 627d 627d 0/3 auto-obsoleted due to no activity on 2024/03/15 18:08
linux-6.1 INFO: rcu detected stall in sys_clone 1 3 774d 846d 0/3 auto-obsoleted due to no activity on 2023/10/20 18:18
upstream INFO: rcu detected stall in sys_clone (2) mm 1 49 2000d 2116d 0/29 auto-closed as invalid on 2020/06/01 05:26
upstream INFO: rcu detected stall in sys_clone (4) kernel 1 1 1517d 1517d 0/29 auto-closed as invalid on 2021/09/27 17:49
upstream INFO: rcu detected stall in sys_clone (3) mm 1 2 1852d 1875d 0/29 auto-closed as invalid on 2020/10/26 22:48
upstream INFO: rcu detected stall in sys_clone (6) kasan mm 1 1 1187d 1187d 0/29 auto-closed as invalid on 2022/08/23 03:28
upstream INFO: rcu detected stall in sys_clone kernel 1 1 2173d 2173d 13/29 fixed on 2019/10/09 10:54
upstream INFO: rcu detected stall in sys_clone (8) mm 1 C error 300 6d00h 513d 0/29 upstream: reported C repro on 2024/03/29 00:16
linux-4.19 INFO: rcu detected stall in sys_clone 1 2 2071d 2090d 0/1 auto-closed as invalid on 2020/04/21 05:46
upstream INFO: rcu detected stall in sys_clone (5) kernfs 1 5 1321d 1421d 0/29 closed as invalid on 2022/02/08 10:00
upstream INFO: rcu detected stall in sys_clone (7) fs 1 1 923d 923d 0/29 auto-obsoleted due to no activity on 2023/05/14 17:18
linux-5.15 INFO: rcu detected stall in sys_clone (2) missing-backport origin:upstream 1 C done 25 3d16h 515d 0/3 upstream: reported C repro on 2024/03/27 00:16
android-5-10 BUG: soft lockup in sys_clone 1 1 412d 412d 0/2 auto-obsoleted due to no activity on 2024/10/06 12:58
android-5-15 BUG: soft lockup in sys_clone origin:upstream 1 C error 18 348d 491d 0/2 auto-obsoleted due to no activity on 2024/12/19 12:14
▶ ▼ Fix bisection attempts (2)
Created Duration User Patch Repo Result
2025/06/20 14:16 16m fix candidate upstream error job log
2025/05/07 03:15 15m bisect fix linux-6.1.y error job log

Sample crash report:
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
 1-...D
 } 2630 jiffies s: 2789 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):

Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 3637 Comm: udevd Not tainted 6.1.147-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:io_serial_in+0x73/0xb0 drivers/tty/serial/8250/8250_port.c:461
Code: e8 32 22 0a fd 44 89 f9 d3 e3 49 83 c6 40 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 93 3e 5a fd 41 03 1e 89 da ec <0f> b6 c0 5b 41 5c 41 5e 41 5f c3 44 89 f9 80 e1 07 38 c1 7c aa 4c
RSP: 0018:ffffc900001dfb98 EFLAGS: 00000002
RAX: 1ffffffff2ded600 RBX: 00000000000003fd RCX: 0000000000000000
RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000020
RBP: ffffc900001dfd90 R08: dffffc0000000000 R09: ffffed100483c047
R10: ffffed100483c047 R11: 1ffff1100483c046 R12: dffffc0000000000
R13: 00000000000026ff R14: ffffffff96f6b480 R15: 0000000000000000
FS:  00007f08fb857880(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cc413b3d88 CR3: 0000000018215000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 serial_in drivers/tty/serial/8250/8250.h:117 [inline]
 serial_lsr_in drivers/tty/serial/8250/8250.h:139 [inline]
 wait_for_lsr drivers/tty/serial/8250/8250_port.c:2101 [inline]
 fifo_wait_for_lsr drivers/tty/serial/8250/8250_port.c:3367 [inline]
 serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3389 [inline]
 serial8250_console_write+0xf26/0x17a0 drivers/tty/serial/8250/8250_port.c:3474
 call_console_driver kernel/printk/printk.c:1977 [inline]
 console_emit_next_record+0x947/0xc90 kernel/printk/printk.c:2777
 console_flush_all kernel/printk/printk.c:-1 [inline]
 console_unlock+0x223/0x630 kernel/printk/printk.c:2906
 vprintk_emit+0x489/0x680 kernel/printk/printk.c:2303
 _printk+0xcc/0x110 kernel/printk/printk.c:2328
 show_trace_log_lvl+0x4d0/0x550 arch/x86/kernel/dumpstack.c:284
 sched_show_task+0x47d/0x5a0 kernel/sched/core.c:8953
 show_state_filter+0x186/0x250 kernel/sched/core.c:8998
 kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline]
 kbd_event+0x2845/0x3950 drivers/tty/vt/keyboard.c:1543
 input_to_handler drivers/input/input.c:130 [inline]
 input_pass_values+0x9c9/0x1300 drivers/input/input.c:159
 input_event_dispose+0x346/0x6c0 drivers/input/input.c:374
 input_event+0x88/0xb0 drivers/input/input.c:431
 input_sync include/linux/input.h:450 [inline]
 hidinput_report_event+0x9d/0xf0 drivers/hid/hid-input.c:1727
 hid_report_raw_event+0x155d/0x1760 drivers/hid/hid-core.c:2036
 hid_input_report+0x420/0x4e0 drivers/hid/hid-core.c:2097
 hid_irq_in+0x435/0x690 drivers/hid/usbhid/hid-core.c:284
 __usb_hcd_giveback_urb+0x35f/0x520 drivers/usb/core/hcd.c:1675
 dummy_timer+0x888/0x31b0 drivers/usb/gadget/udc/dummy_hcd.c:1994
 __run_hrtimer kernel/time/hrtimer.c:1752 [inline]
 __hrtimer_run_queues+0x554/0xd60 kernel/time/hrtimer.c:1816
 hrtimer_run_softirq+0x183/0x2a0 kernel/time/hrtimer.c:1833
 handle_softirqs+0x2a1/0x920 kernel/softirq.c:596
 __do_softirq kernel/softirq.c:630 [inline]
 invoke_softirq kernel/softirq.c:470 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:679
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:check_kcov_mode kernel/kcov.c:193 [inline]
RIP: 0010:write_comp_data kernel/kcov.c:245 [inline]
RIP: 0010:__sanitizer_cov_trace_const_cmp8+0x32/0x80 kernel/kcov.c:320
Code: 74 a4 81 7e 65 8b 15 75 a4 81 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 57 83 b9 1c 16 00 00 00 74 4e 8b 91 f8 15 00 00 <83> fa 03 75 43 48 8b 91 00 16 00 00 44 8b 89 fc 15 00 00 49 c1 e1
RSP: 0018:ffffc900032a7510 EFLAGS: 00000246
RAX: ffffffff81be6ae8 RBX: ffffea0002ffc380 RCX: ffff88807c7b3b80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: dffffc0000000000 R08: dffffc0000000000 R09: fffff940005ff871
R10: fffff940005ff871 R11: 1ffffd40005ff870 R12: 00fff80000080014
R13: 1ffffd40005ff870 R14: ffffea0002ffc388 R15: ffff888028ee3510
 page_try_dup_anon_rmap+0x228/0xfe0 include/linux/rmap.h:243
 copy_present_pte mm/memory.c:966 [inline]
 copy_pte_range mm/memory.c:1091 [inline]
 copy_pmd_range mm/memory.c:1177 [inline]
 copy_pud_range mm/memory.c:1214 [inline]
 copy_p4d_range mm/memory.c:1238 [inline]
 copy_page_range+0x1625/0x39e0 mm/memory.c:1336
 dup_mmap kernel/fork.c:697 [inline]
 dup_mm kernel/fork.c:1541 [inline]
 copy_mm+0xde1/0x15c0 kernel/fork.c:1590
 copy_process+0x1953/0x4020 kernel/fork.c:2351
 kernel_clone+0x225/0x8b0 kernel/fork.c:2757
 __do_sys_clone kernel/fork.c:2898 [inline]
 __se_sys_clone kernel/fork.c:2882 [inline]
 __x64_sys_clone+0x17c/0x1d0 kernel/fork.c:2882
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f08fb0f1636
Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00
RSP: 002b:00007fffbba451c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007fffbba451c8 RCX: 00007f08fb0f1636
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 000055cc413a1910 R08: 0000000000000000 R09: 000055cc413a98f0
R10: 00007f08fb857b50 R11: 0000000000000246 R12: 00007fffbba45580
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
 __do_sys_ppoll fs/select.c:1118 [inline]
 __se_sys_ppoll+0x1fc/0x260 fs/select.c:1098
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f45ddf3e407
RSP: 002b:00007ffd0bfa2f90 EFLAGS: 00000202 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00007f45ddeb4740 RCX: 00007f45ddf3e407
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 000055c62a2c3900
RBP: 00007ffd0bfa32d0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd0bfa32d0 R11: 0000000000000202 R12: 000055c60842d5e0
R13: 000055c62a2bddf0 R14: 0000000000000000 R15: 00007ffd0bfa3080
 </TASK>
task:crond           state:S stack:24352 pid:4011  ppid:1      flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 do_nanosleep+0x1a9/0x5f0 kernel/time/hrtimer.c:2111
 hrtimer_nanosleep+0x15b/0x340 kernel/time/hrtimer.c:2159
 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1314 [inline]
 __se_sys_clock_nanosleep+0x2e6/0x370 kernel/time/posix-timers.c:1291
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f5ccdc45407
RSP: 002b:00007ffe22dba900 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 00007f5ccdaf5c80 RCX: 00007f5ccdc45407
RDX: 00007ffe22dba940 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
R10: 00007ffe22dba940 R11: 0000000000000202 R12: 0000000000000000
R13: 000000000000003c R14: 0000000000000000 R15: 000000000000003c
 </TASK>
task:sshd            state:S stack:24480 pid:4027  ppid:1      flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1f9/0x3a0 kernel/time/hrtimer.c:2362
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:962 [inline]
 do_sys_poll+0xda3/0x11f0 fs/select.c:1012
 __do_sys_ppoll fs/select.c:1118 [inline]
 __se_sys_ppoll+0x1fc/0x260 fs/select.c:1098
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f328daa7407
RSP: 002b:00007ffff9f8e5e0 EFLAGS: 00000202 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00007f328e204300 RCX: 00007f328daa7407
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055b91f917220
RBP: 0000000000000002 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffff9f8e8b0 R11: 0000000000000202 R12: 0000000000000064
R13: 0000000000000000 R14: 000055b8e8c86004 R15: 0000000000000002
 </TASK>
task:getty           state:S stack:21760 pid:4029  ppid:1      flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x97/0x280 kernel/time/timer.c:1941
 wait_woken+0xdb/0x1c0 kernel/sched/wait.c:463
 n_tty_read+0xcd5/0x1380 drivers/tty/n_tty.c:2264
 iterate_tty_read drivers/tty/tty_io.c:852 [inline]
 tty_read+0x260/0x540 drivers/tty/tty_io.c:927
 call_read_iter include/linux/fs.h:2259 [inline]
 new_sync_read fs/read_write.c:389 [inline]
 vfs_read+0x434/0x920 fs/read_write.c:470
 ksys_read+0x143/0x240 fs/read_write.c:613
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f87c1e26407
RSP: 002b:00007fff83480690 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f87c1cd6c80 RCX: 00007f87c1e26407
RDX: 0000000000000001 RSI: 00007fff834806f0 RDI: 0000000000000000
RBP: 000055c2685f79ac R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000055c2685f79ac
R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000002
 </TASK>
task:dhcpcd          state:S stack:24960 pid:4068  ppid:3932   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1f9/0x3a0 kernel/time/hrtimer.c:2362
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:962 [inline]
 do_sys_poll+0xda3/0x11f0 fs/select.c:1012
 __do_sys_ppoll fs/select.c:1118 [inline]
 __se_sys_ppoll+0x1fc/0x260 fs/select.c:1098
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f45ddf3e407
RSP: 002b:00007ffd0bfa2f90 EFLAGS: 00000202 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00007f45ddeb4740 RCX: 00007f45ddf3e407
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055c62a2cb3c0
RBP: 00007ffd0bfa32d0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd0bfa32d0 R11: 0000000000000202 R12: 000055c60842d5e0
R13: 000055c62a2bddf0 R14: 0000000000000000 R15: 00007ffd0bfa3080
 </TASK>
task:dhcpcd          state:S stack:24960 pid:4070  ppid:3932   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1f9/0x3a0 kernel/time/hrtimer.c:2362
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:962 [inline]
 do_sys_poll+0xda3/0x11f0 fs/select.c:1012
 __do_sys_ppoll fs/select.c:1118 [inline]
 __se_sys_ppoll+0x1fc/0x260 fs/select.c:1098
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f45ddf3e407
RSP: 002b:00007ffd0bfa2f90 EFLAGS: 00000202 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00007f45ddeb4740 RCX: 00007f45ddf3e407
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055c62a2cb3c0
RBP: 00007ffd0bfa32d0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd0bfa32d0 R11: 0000000000000202 R12: 000055c60842d5e0
R13: 000055c62a2bddf0 R14: 0000000000000000 R15: 00007ffd0bfa3080
 </TASK>
task:dhcpcd          state:S stack:24960 pid:4071  ppid:3932   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1f9/0x3a0 kernel/time/hrtimer.c:2362
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:962 [inline]
 do_sys_poll+0xda3/0x11f0 fs/select.c:1012
 __do_sys_ppoll fs/select.c:1118 [inline]
 __se_sys_ppoll+0x1fc/0x260 fs/select.c:1098
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f45ddf3e407
RSP: 002b:00007ffd0bfa2f90 EFLAGS: 00000202 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00007f45ddeb4740 RCX: 00007f45ddf3e407
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055c62a2cb3c0
RBP: 00007ffd0bfa32d0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd0bfa32d0 R11: 0000000000000202 R12: 000055c60842d5e0
R13: 000055c62a2bddf0 R14: 0000000000000000 R15: 00007ffd0bfa3080
 </TASK>
task:dhcpcd          state:S stack:24960 pid:4075  ppid:3932   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1f9/0x3a0 kernel/time/hrtimer.c:2362
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:962 [inline]
 do_sys_poll+0xda3/0x11f0 fs/select.c:1012
 __do_sys_ppoll fs/select.c:1118 [inline]
 __se_sys_ppoll+0x1fc/0x260 fs/select.c:1098
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f45ddf3e407
RSP: 002b:00007ffd0bfa2f90 EFLAGS: 00000202 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00007f45ddeb4740 RCX: 00007f45ddf3e407
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055c62a2cb3c0
RBP: 00007ffd0bfa32d0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd0bfa32d0 R11: 0000000000000202 R12: 000055c60842d5e0
R13: 000055c62a2bddf0 R14: 0000000000000000 R15: 00007ffd0bfa3080
 </TASK>
task:dhcpcd          state:S stack:24960 pid:4083  ppid:3932   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1f9/0x3a0 kernel/time/hrtimer.c:2362
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:962 [inline]
 do_sys_poll+0xda3/0x11f0 fs/select.c:1012
 __do_sys_ppoll fs/select.c:1118 [inline]
 __se_sys_ppoll+0x1fc/0x260 fs/select.c:1098
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f45ddf3e407
RSP: 002b:00007ffd0bfa2f90 EFLAGS: 00000202 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00007f45ddeb4740 RCX: 00007f45ddf3e407
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055c62a2cb3c0
RBP: 00007ffd0bfa32d0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd0bfa32d0 R11: 0000000000000202 R12: 000055c60842d5e0
R13: 000055c62a2bddf0 R14: 0000000000000000 R15: 00007ffd0bfa3080
 </TASK>
task:dhcpcd          state:S stack:24960 pid:4085  ppid:3932   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1f9/0x3a0 kernel/time/hrtimer.c:2362
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:962 [inline]
 do_sys_poll+0xda3/0x11f0 fs/select.c:1012
 __do_sys_ppoll fs/select.c:1118 [inline]
 __se_sys_ppoll+0x1fc/0x260 fs/select.c:1098
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f45ddf3e407
RSP: 002b:00007ffd0bfa2f90 EFLAGS: 00000202 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00007f45ddeb4740 RCX: 00007f45ddf3e407
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055c62a2cb3c0
RBP: 00007ffd0bfa32d0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd0bfa32d0 R11: 0000000000000202 R12: 000055c60842d5e0
R13: 000055c62a2bddf0 R14: 0000000000000000 R15: 00007ffd0bfa3080
 </TASK>
task:dhcpcd          state:S stack:24960 pid:4087  ppid:3932   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1f9/0x3a0 kernel/time/hrtimer.c:2362
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:962 [inline]
 do_sys_poll+0xda3/0x11f0 fs/select.c:1012
 __do_sys_ppoll fs/select.c:1118 [inline]
 __se_sys_ppoll+0x1fc/0x260 fs/select.c:1098
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f45ddf3e407
RSP: 002b:00007ffd0bfa2f90 EFLAGS: 00000202 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00007f45ddeb4740 RCX: 00007f45ddf3e407
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055c62a2cb3c0
RBP: 00007ffd0bfa32d0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd0bfa32d0 R11: 0000000000000202 R12: 000055c60842d5e0
R13: 000055c62a2bddf0 R14: 0000000000000000 R15: 00007ffd0bfa3080
 </TASK>
task:sshd-session    state:S stack:24352 pid:4259  ppid:4027   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1f9/0x3a0 kernel/time/hrtimer.c:2362
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:962 [inline]
 do_sys_poll+0xda3/0x11f0 fs/select.c:1012
 __do_sys_poll fs/select.c:1077 [inline]
 __se_sys_poll+0x125/0x320 fs/select.c:1065
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7faa33aa7407
RSP: 002b:00007ffc7cea4a30 EFLAGS: 00000202 ORIG_RAX: 0000000000000007
RAX: ffffffffffffffda RBX: 00007faa341b3300 RCX: 00007faa33aa7407
RDX: ffffffffffffffff RSI: 0000000000000001 RDI: 00007ffc7cea4aa0
RBP: 000055ae958891a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc7cea4aa0
R13: 0000000000000000 R14: 000055aeca31e9e0 R15: 00000000000010a4
 </TASK>
task:sshd-session    state:S stack:25792 pid:4261  ppid:4259   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1b9/0x3a0 kernel/time/hrtimer.c:2371
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:962 [inline]
 do_sys_poll+0xda3/0x11f0 fs/select.c:1012
 __do_sys_ppoll fs/select.c:1118 [inline]
 __se_sys_ppoll+0x1fc/0x260 fs/select.c:1098
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7faa33aa7407
RSP: 002b:00007ffc7cea44d0 EFLAGS: 00000202 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00007faa341b3300 RCX: 00007faa33aa7407
RDX: 00007ffc7cea4510 RSI: 0000000000000004 RDI: 000055aeca327220
RBP: 00007ffc7cea4580 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffc7cea4610 R11: 0000000000000202 R12: 0000000000000001
R13: 00007ffc7cea4610 R14: 0000000000000047 R15: 0000000000000004
 </TASK>
task:syz-execprog    state:S stack:24352 pid:4262  ppid:4261   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 futex_wait_queue+0x134/0x1b0 kernel/futex/waitwake.c:355
 futex_wait+0x19b/0x530 kernel/futex/waitwake.c:656
 do_futex+0x310/0x320 kernel/futex/syscalls.c:106
 __do_sys_futex kernel/futex/syscalls.c:183 [inline]
 __se_sys_futex+0x14a/0x440 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x4800c3
RSP: 002b:00007ffdec00c070 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000003173240
RBP: 00007ffdec00c0b8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000000000002b
R13: 0000000000000001 R14: 00000000031717e0 R15: 0000000000000001
 </TASK>
task:syz-execprog    state:S stack:28000 pid:4263  ppid:4261   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 do_nanosleep+0x1a9/0x5f0 kernel/time/hrtimer.c:2111
 hrtimer_nanosleep+0x15b/0x340 kernel/time/hrtimer.c:2159
 __do_sys_nanosleep kernel/time/hrtimer.c:2194 [inline]
 __se_sys_nanosleep kernel/time/hrtimer.c:2180 [inline]
 __x64_sys_nanosleep+0x229/0x290 kernel/time/hrtimer.c:2180
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x47fad7
RSP: 002b:000000c00005df18 EFLAGS: 00000202 ORIG_RAX: 0000000000000023
RAX: ffffffffffffffda RBX: 0000000000002710 RCX: 000000000047fad7
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c00005df18
RBP: 000000c00005df28 R08: 0000000000000066 R09: 001ddafe15319651
R10: 000000367af1d834 R11: 0000000000000202 R12: 000000c00005df18
R13: 000000c00007c008 R14: 000000c000002700 R15: 000000c000002700
 </TASK>
task:syz-execprog    state:S stack:24000 pid:4264  ppid:4261   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 futex_wait_queue+0x134/0x1b0 kernel/futex/waitwake.c:355
 futex_wait+0x19b/0x530 kernel/futex/waitwake.c:656
 do_futex+0x310/0x320 kernel/futex/syscalls.c:106
 __do_sys_futex kernel/futex/syscalls.c:183 [inline]
 __se_sys_futex+0x14a/0x440 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x4800c3
RSP: 002b:000000c000097cf0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00007c948
RBP: 000000c000097d38 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000066508
R13: 0000000000000001 R14: 000000c000002a80 R15: 0000000000000001
 </TASK>
task:syz-execprog    state:S stack:27488 pid:4265  ppid:4261   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 futex_wait_queue+0x134/0x1b0 kernel/futex/waitwake.c:355
 futex_wait+0x19b/0x530 kernel/futex/waitwake.c:656
 do_futex+0x310/0x320 kernel/futex/syscalls.c:106
 __do_sys_futex kernel/futex/syscalls.c:183 [inline]
 __se_sys_futex+0x14a/0x440 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x4800c3
RSP: 002b:000000c000076ee0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000031952c0
RBP: 000000c000076f28 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000000047c340
R13: 000000c00229f808 R14: 000000c002494e00 R15: 000000c002495180
 </TASK>
task:syz-execprog    state:S stack:24864 pid:4266  ppid:4261   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 futex_wait_queue+0x134/0x1b0 kernel/futex/waitwake.c:355
 futex_wait+0x19b/0x530 kernel/futex/waitwake.c:656
 do_futex+0x310/0x320 kernel/futex/syscalls.c:106
 __do_sys_futex kernel/futex/syscalls.c:183 [inline]
 __se_sys_futex+0x14a/0x440 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x4800c3
RSP: 002b:000000c000019e40 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00007d948
RBP: 000000c000019e88 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000000044ad00
R13: 000000c003d16794 R14: 000000c000002fc0 R15: 000000c003d220c0
 </TASK>
task:syz-execprog    state:S stack:27488 pid:4267  ppid:4261   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 futex_wait_queue+0x134/0x1b0 kernel/futex/waitwake.c:355
 futex_wait+0x19b/0x530 kernel/futex/waitwake.c:656
 do_futex+0x310/0x320 kernel/futex/syscalls.c:106
 __do_sys_futex kernel/futex/syscalls.c:183 [inline]
 __se_sys_futex+0x14a/0x440 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x4800c3
RSP: 002b:000000c003d33ef0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000003195098
RBP: 000000c003d33f38 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000000047c340
R13: 000000c002489008 R14: 000000c002494c40 R15: 000000c002494c40
 </TASK>
task:syz-execprog    state:S stack:25248 pid:4269  ppid:4261   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1b9/0x3a0 kernel/time/hrtimer.c:2371
 ep_poll fs/eventpoll.c:1925 [inline]
 do_epoll_wait+0x1903/0x1b30 fs/eventpoll.c:2303
 do_epoll_pwait+0x60/0x1c0 fs/eventpoll.c:2337
 __do_sys_epoll_pwait fs/eventpoll.c:2350 [inline]
 __se_sys_epoll_pwait fs/eventpoll.c:2344 [inline]
 __x64_sys_epoll_pwait+0x207/0x250 fs/eventpoll.c:2344
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x40dd0e
RSP: 002b:000000c003d2f6d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000119
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000040dd0e
RDX: 0000000000000080 RSI: 000000c003d2f764 RDI: 0000000000000004
RBP: 000000c003d2f718 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000003e5 R11: 0000000000000246 R12: 000000c003d2f7a8
R13: 000000c00054e020 R14: 000000c002495180 R15: 0000000000000001
 </TASK>
task:syz-execprog    state:S stack:28000 pid:4270  ppid:4261   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 futex_wait_queue+0x134/0x1b0 kernel/futex/waitwake.c:355
 futex_wait+0x19b/0x530 kernel/futex/waitwake.c:656
 do_futex+0x310/0x320 kernel/futex/syscalls.c:106
 __do_sys_futex kernel/futex/syscalls.c:183 [inline]
 __se_sys_futex+0x14a/0x440 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x4800c3
RSP: 002b:000000c003d4be40 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c002489148
RBP: 000000c003d4be88 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c003d4bd48
R13: 000000c002489008 R14: 000000c002495500 R15: 000000c002494c40
 </TASK>
task:syz-executor    state:S stack:21896 pid:4271  ppid:4264   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1b9/0x3a0 kernel/time/hrtimer.c:2371
 poll_schedule_timeout fs/select.c:241 [inline]
 do_select+0x1670/0x1850 fs/select.c:604
 core_sys_select+0x6ad/0x8b0 fs/select.c:678
 do_pselect fs/select.c:760 [inline]
 __do_sys_pselect6 fs/select.c:801 [inline]
 __se_sys_pselect6+0x2ed/0x3a0 fs/select.c:792
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f0c8538e9ac
RSP: 002b:00007ffd4c50ad70 EFLAGS: 00000202 ORIG_RAX: 000000000000010e
RAX: ffffffffffffffda RBX: 00007ffd4c50aea0 RCX: 00007f0c8538e9ac
RDX: 0000000000000000 RSI: 00007ffd4c50aea0 RDI: 0000000000000025
RBP: 00007ffd4c50b0e0 R08: 00007ffd4c50ada0 R09: 00007ffd4c50adb0
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4c50b140
R13: 0000000000000000 R14: 00007ffd4c50b2f0 R15: 00007ffd4c50af30
 </TASK>
task:udevd           state:S stack:27584 pid:4273  ppid:3637   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_hrtimeout_range_clock+0x1f9/0x3a0 kernel/time/hrtimer.c:2362
 ep_poll fs/eventpoll.c:1925 [inline]
 do_epoll_wait+0x1903/0x1b30 fs/eventpoll.c:2303
 __do_sys_epoll_wait fs/eventpoll.c:2315 [inline]
 __se_sys_epoll_wait fs/eventpoll.c:2310 [inline]
 __x64_sys_epoll_wait+0x1bb/0x200 fs/eventpoll.c:2310
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f08fb0a7407
RSP: 002b:00007fffbba452a0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f08fb857880 RCX: 00007f08fb0a7407
RDX: 0000000000000004 RSI: 00007fffbba45330 RDI: 0000000000000004
RBP: 000055cc413a1910 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000202 R12: 000055cc413bb330
R13: 00007fffbba45330 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:udevd           state:D stack:26112 pid:4275  ppid:3637   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747
 device_lock include/linux/device.h:837 [inline]
 uevent_show+0x16c/0x320 drivers/base/core.c:2669
 dev_attr_show+0x50/0xb0 drivers/base/core.c:2372
 sysfs_kf_seq_show+0x349/0x4b0 fs/sysfs/file.c:59
 seq_read_iter+0x49b/0xd50 fs/seq_file.c:230
 call_read_iter include/linux/fs.h:2259 [inline]
 new_sync_read fs/read_write.c:389 [inline]
 vfs_read+0x434/0x920 fs/read_write.c:470
 ksys_read+0x143/0x240 fs/read_write.c:613
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f08fb0a7407
RSP: 002b:00007fffbba40c60 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f08fb857880 RCX: 00007f08fb0a7407
RDX: 0000000000001000 RSI: 000055cc413cbd30 RDI: 0000000000000008
RBP: 00007f08fb1efff0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000a
R13: 00007f08fb1efea0 R14: 0000000000000000 R15: 000055cc413c1f30
 </TASK>
task:kworker/u5:1    state:I stack:27232 pid:4285  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci3)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/u5:2    state:I stack:27400 pid:4287  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci1)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:bond0           state:I stack:29024 pid:4289  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 rescuer_thread+0xe74/0xf90 kernel/workqueue.c:2602
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:3     state:I stack:27472 pid:4295  ppid:2      flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:4     state:I stack:26112 pid:4296  ppid:2      flags:0x00004000
Workqueue:  0x0 (mld)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:3     state:I stack:24896 pid:4297  ppid:2      flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:4     state:I stack:25392 pid:4298  ppid:2      flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:wg-crypt-wg0    state:I stack:30400 pid:4307  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 rescuer_thread+0xe74/0xf90 kernel/workqueue.c:2602
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:wg-crypt-wg1    state:I stack:30400 pid:4308  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 rescuer_thread+0xe74/0xf90 kernel/workqueue.c:2602
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:wg-crypt-wg2    state:I stack:30400 pid:4311  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 rescuer_thread+0xe74/0xf90 kernel/workqueue.c:2602
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/u4:5    state:I stack:23248 pid:4319  ppid:2      flags:0x00004000
Workqueue:  0x0 (phy3)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:5     state:I stack:28640 pid:4322  ppid:2      flags:0x00004000
Workqueue:  0x0 (rcu_gp)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:6     state:R  running task     stack:21312 pid:4337  ppid:2      flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:7     state:D stack:24288 pid:4338  ppid:2      flags:0x00004000
Workqueue: ipv6_addrconf addrconf_dad_work
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747
 addrconf_dad_work+0xc4/0x14d0 net/ipv6/addrconf.c:4132
 process_one_work+0x898/0x1160 kernel/workqueue.c:2292
 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:8     state:D stack:23880 pid:4339  ppid:2      flags:0x00004000
Workqueue: events nsim_fib_event_work
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1965
 schedule_timeout_uninterruptible kernel/time/timer.c:1999 [inline]
 msleep+0x9d/0xe0 kernel/time/timer.c:2121
 nsim_fib6_rt_add drivers/net/netdevsim/fib.c:693 [inline]
 nsim_fib6_rt_insert drivers/net/netdevsim/fib.c:759 [inline]
 nsim_fib6_event drivers/net/netdevsim/fib.c:856 [inline]
 nsim_fib_event drivers/net/netdevsim/fib.c:889 [inline]
 nsim_fib_event_work+0x266a/0x32b0 drivers/net/netdevsim/fib.c:1494
 process_one_work+0x898/0x1160 kernel/workqueue.c:2292
 process_scheduled_works kernel/workqueue.c:2355 [inline]
 worker_thread+0xd62/0x1250 kernel/workqueue.c:2441
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:9     state:I stack:26976 pid:4341  ppid:2      flags:0x00004000
Workqueue:  0x0 (rcu_gp)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:10    state:I stack:27232 pid:4342  ppid:2      flags:0x00004000
Workqueue:  0x0 (krxrpcd)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:11    state:I stack:30368 pid:4344  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:syz-executor    state:S stack:24832 pid:4350  ppid:4271   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 do_wait+0x78d/0xb60 kernel/exit.c:1634
 kernel_wait4+0x1ab/0x270 kernel/exit.c:1778
 __do_sys_wait4 kernel/exit.c:1806 [inline]
 __se_sys_wait4 kernel/exit.c:1802 [inline]
 __x64_sys_wait4+0x130/0x1e0 kernel/exit.c:1802
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f06a9d84e13
RSP: 002b:00007fff4b7d8448 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 000000000000111d RCX: 00007f06a9d84e13
RDX: 0000000040000000 RSI: 00007fff4b7d845c RDI: 00000000ffffffff
RBP: 00007fff4b7d845c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff4b7d84e0
R13: 00007fff4b7d84e8 R14: 0000000000000009 R15: 0000000000000000
 </TASK>
task:napi/wg0-0      state:S stack:28968 pid:4353  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 napi_thread_wait net/core/dev.c:6673 [inline]
 napi_threaded_poll+0x13a/0x590 net/core/dev.c:6688
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:napi/wg0-0      state:S stack:29632 pid:4354  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 napi_thread_wait net/core/dev.c:6673 [inline]
 napi_threaded_poll+0x13a/0x590 net/core/dev.c:6688
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:napi/wg1-0      state:S stack:29800 pid:4355  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 napi_thread_wait net/core/dev.c:6673 [inline]
 napi_threaded_poll+0x13a/0x590 net/core/dev.c:6688
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:napi/wg1-0      state:S stack:28896 pid:4356  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 napi_thread_wait net/core/dev.c:6673 [inline]
 napi_threaded_poll+0x13a/0x590 net/core/dev.c:6688
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:napi/wg2-0      state:S stack:28896 pid:4357  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 napi_thread_wait net/core/dev.c:6673 [inline]
 napi_threaded_poll+0x13a/0x590 net/core/dev.c:6688
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:napi/wg2-0      state:S stack:30032 pid:4358  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 napi_thread_wait net/core/dev.c:6673 [inline]
 napi_threaded_poll+0x13a/0x590 net/core/dev.c:6688
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:5     state:I stack:27232 pid:4367  ppid:2      flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:6     state:I stack:27232 pid:4368  ppid:2      flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:7     state:I stack:27232 pid:4369  ppid:2      flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:8     state:I stack:25184 pid:4370  ppid:2      flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:9     state:I stack:24680 pid:4371  ppid:2      flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 worker_thread+0xef6/0x1250 kernel/workqueue.c:2460
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:10    state:D stack:25184 pid:4372  ppid:2      flags:0x00004000
Workqueue: rcu_gp wait_rcu_exp_gp
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1965
 synchronize_rcu_expedited_wait_once kernel/rcu/tree_exp.h:580 [inline]
 synchronize_rcu_expedited_wait kernel/rcu/tree_exp.h:631 [inline]
 rcu_exp_wait_wake kernel/rcu/tree_exp.h:699 [inline]
 rcu_exp_sel_wait_wake+0x742/0x1db0 kernel/rcu/tree_exp.h:733
 process_one_work+0x898/0x1160 kernel/workqueue.c:2292
 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:syz-executor    state:S stack:24832 pid:4376  ppid:4271   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 do_wait+0x78d/0xb60 kernel/exit.c:1634
 kernel_wait4+0x1ab/0x270 kernel/exit.c:1778
 __do_sys_wait4 kernel/exit.c:1806 [inline]
 __se_sys_wait4 kernel/exit.c:1802 [inline]
 __x64_sys_wait4+0x130/0x1e0 kernel/exit.c:1802
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6beeb84e13
RSP: 002b:00007fffd6b122e8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 000000000000111b RCX: 00007f6beeb84e13
RDX: 0000000040000000 RSI: 00007fffd6b122fc RDI: 00000000ffffffff
RBP: 00007fffd6b122fc R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffd6b12380
R13: 00007fffd6b12388 R14: 0000000000000009 R15: 0000000000000000
 </TASK>
task:syz-executor    state:S stack:24832 pid:4377  ppid:4271   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 do_wait+0x78d/0xb60 kernel/exit.c:1634
 kernel_wait4+0x1ab/0x270 kernel/exit.c:1778
 __do_sys_wait4 kernel/exit.c:1806 [inline]
 __se_sys_wait4 kernel/exit.c:1802 [inline]
 __x64_sys_wait4+0x130/0x1e0 kernel/exit.c:1802
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fb3cc184e13
RSP: 002b:00007ffcd0551ac8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 000000000000111f RCX: 00007fb3cc184e13
RDX: 0000000040000000 RSI: 00007ffcd0551adc RDI: 00000000ffffffff
RBP: 00007ffcd0551adc R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd0551b60
R13: 00007ffcd0551b68 R14: 0000000000000009 R15: 0000000000000000
 </TASK>
task:syz-executor    state:S stack:24832 pid:4378  ppid:4271   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 do_wait+0x78d/0xb60 kernel/exit.c:1634
 kernel_wait4+0x1ab/0x270 kernel/exit.c:1778
 __do_sys_wait4 kernel/exit.c:1806 [inline]
 __se_sys_wait4 kernel/exit.c:1802 [inline]
 __x64_sys_wait4+0x130/0x1e0 kernel/exit.c:1802
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f3eafd84e13
RSP: 002b:00007ffe8d2c50c8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 0000000000001120 RCX: 00007f3eafd84e13
RDX: 0000000040000000 RSI: 00007ffe8d2c50dc RDI: 00000000ffffffff
RBP: 00007ffe8d2c50dc R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe8d2c5160
R13: 00007ffe8d2c5168 R14: 0000000000000009 R15: 0000000000000000
 </TASK>
task:syz-executor    state:D stack:22688 pid:4379  ppid:4376   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747
 rtnl_lock net/core/rtnetlink.c:74 [inline]
 rtnetlink_rcv_msg+0x740/0xed0 net/core/rtnetlink.c:6150
 netlink_rcv_skb+0x1de/0x420 net/netlink/af_netlink.c:2511
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x74d/0x8d0 net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x89e/0xbc0 net/netlink/af_netlink.c:1872
 sock_sendmsg_nosec net/socket.c:718 [inline]
 __sock_sendmsg net/socket.c:730 [inline]
 __sys_sendto+0x44f/0x5c0 net/socket.c:2153
 __do_sys_sendto net/socket.c:2165 [inline]
 __se_sys_sendto net/socket.c:2161 [inline]
 __x64_sys_sendto+0xda/0xf0 net/socket.c:2161
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6beeb90a7c
RSP: 002b:00007fffd6b11920 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f6bef8e35c0 RCX: 00007f6beeb90a7c
RDX: 0000000000000030 RSI: 00007f6bef8e3610 RDI: 0000000000000006
RBP: 0000000000000000 R08: 00007fffd6b11974 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000006
R13: 0000000000000000 R14: 00007f6bef8e3610 R15: 0000000000000000
 </TASK>
task:syz-executor    state:S stack:24832 pid:4380  ppid:4271   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 do_wait+0x78d/0xb60 kernel/exit.c:1634
 kernel_wait4+0x1ab/0x270 kernel/exit.c:1778
 __do_sys_wait4 kernel/exit.c:1806 [inline]
 __se_sys_wait4 kernel/exit.c:1802 [inline]
 __x64_sys_wait4+0x130/0x1e0 kernel/exit.c:1802
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f309a984e13
RSP: 002b:00007ffd171d0c98 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 0000000000001124 RCX: 00007f309a984e13
RDX: 0000000040000000 RSI: 00007ffd171d0cac RDI: 00000000ffffffff
RBP: 00007ffd171d0cac R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd171d0d30
R13: 00007ffd171d0d38 R14: 0000000000000009 R15: 0000000000000000
 </TASK>
task:syz-executor    state:D stack:22144 pid:4381  ppid:4350   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747
 rtnl_lock net/core/rtnetlink.c:74 [inline]
 rtnetlink_rcv_msg+0x740/0xed0 net/core/rtnetlink.c:6150
 netlink_rcv_skb+0x1de/0x420 net/netlink/af_netlink.c:2511
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x74d/0x8d0 net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x89e/0xbc0 net/netlink/af_netlink.c:1872
 sock_sendmsg_nosec net/socket.c:718 [inline]
 __sock_sendmsg net/socket.c:730 [inline]
 __sys_sendto+0x44f/0x5c0 net/socket.c:2153
 __do_sys_sendto net/socket.c:2165 [inline]
 __se_sys_sendto net/socket.c:2161 [inline]
 __x64_sys_sendto+0xda/0xf0 net/socket.c:2161
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f06a9d90a7c
RSP: 002b:00007fff4b7d7b40 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f06aaae4620 RCX: 00007f06a9d90a7c
RDX: 0000000000000028 RSI: 00007f06aaae4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007fff4b7d7b94 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 0000000000000000 R14: 00007f06aaae4670 R15: 0000000000000000
 </TASK>
task:syz-executor    state:D stack:22688 pid:4383  ppid:4377   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747
 nsim_init_netdevsim drivers/net/netdevsim/netdev.c:310 [inline]
 nsim_create+0x31d/0x410 drivers/net/netdevsim/netdev.c:365
 __nsim_dev_port_add+0x695/0xaf0 drivers/net/netdevsim/dev.c:1396
 nsim_dev_port_add_all+0x35/0xe0 drivers/net/netdevsim/dev.c:1454
 nsim_drv_probe+0x814/0xaf0 drivers/net/netdevsim/dev.c:1608
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2aa/0xc70 drivers/base/dd.c:639
 __driver_probe_device+0x18c/0x330 drivers/base/dd.c:785
 driver_probe_device+0x4f/0x420 drivers/base/dd.c:815
 __device_attach_driver+0x2c6/0x510 drivers/base/dd.c:943
 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
 __device_attach+0x29b/0x460 drivers/base/dd.c:1015
 bus_probe_device+0xbc/0x1e0 drivers/base/bus.c:489
 device_add+0xa00/0xfb0 drivers/base/core.c:3697
 nsim_bus_dev_new drivers/net/netdevsim/bus.c:290 [inline]
 new_device_store+0x368/0x670 drivers/net/netdevsim/bus.c:167

Crashes (27):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/08/12 14:28 linux-6.1.y 3594f306da12 c06e8995 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2025/06/30 15:18 linux-6.1.y 7e69c33e4858 fc9d8ee5 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 INFO: rcu detected stall in sys_clone
2025/03/30 14:53 linux-6.1.y 8e60a714ba3b d3999433 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 INFO: rcu detected stall in sys_clone
2024/11/29 12:25 linux-6.1.y e4d90d63d385 5df23865 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2025/07/22 10:20 linux-6.1.y 3369c6df2fae 1555463b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2025/07/03 10:42 linux-6.1.y 7e69c33e4858 115ceea7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2025/06/09 01:12 linux-6.1.y 58485ff1a74f 4826c28e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2025/05/15 05:05 linux-6.1.y 02b72ccb5f9d d6b2ee52 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2025/04/06 03:15 linux-6.1.y 8e60a714ba3b 1c65791e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2025/02/27 13:27 linux-6.1.y 3a8358583626 6a8fcbc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2025/02/27 08:39 linux-6.1.y 3a8358583626 6a8fcbc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2025/02/14 11:04 linux-6.1.y 0cbb5f65e52f d9a046cf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2025/01/30 13:03 linux-6.1.y 75cefdf153f5 afe4eff5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2025/01/14 16:11 linux-6.1.y c63962be84ef f310a27d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2025/01/09 23:14 linux-6.1.y c63962be84ef 9220929f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2024/12/14 19:12 linux-6.1.y e4d90d63d385 7cbfbb3a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2024/12/11 22:51 linux-6.1.y e4d90d63d385 ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2024/10/24 19:19 linux-6.1.y 7ec6f9fa3d97 0d144d1a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2024/10/19 15:14 linux-6.1.y 54d90d17e8ce cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2024/10/15 01:36 linux-6.1.y aa4cd140bba5 b01b6661 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2024/09/28 14:49 linux-6.1.y e526b12bf916 ba29ff75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2024/07/30 19:34 linux-6.1.y c1cec4dad96b 6fde257d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf INFO: rcu detected stall in sys_clone
2024/07/06 22:30 linux-6.1.y 7753af06eebf 2a40360c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2024/06/22 03:02 linux-6.1.y eb44d83053d6 edc5149a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2024/05/27 10:47 linux-6.1.y 88690811da69 761766e6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2024/05/03 04:16 linux-6.1.y 909ba1f1b414 ddfc15a1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
2024/03/20 15:16 linux-6.1.y d7543167affd 5b7d42ae .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan INFO: rcu detected stall in sys_clone
* Struck through repros no longer work on HEAD.