rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2630 jiffies s: 111445 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: stack:24704 pid:5411 tgid:5411 ppid:848 flags:0x00000000 NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 2550 Comm: udevd Not tainted 6.12.0-rc3-syzkaller-00029-g64f3b5a6bc49 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:io_serial_out+0x8f/0xb0 drivers/tty/serial/8250/8250_port.c:413 Code: 48 8d 7d 40 44 89 e1 48 b8 00 00 00 00 00 fc ff df 48 89 fa d3 e3 48 c1 ea 03 80 3c 02 00 75 1c 66 03 5d 40 44 89 e8 89 da ee <5b> 5d 41 5c 41 5d c3 cc cc cc cc e8 b1 ef 0d ff eb a0 e8 3a f0 0d RSP: 0018:ffffc90000007048 EFLAGS: 00000002 RAX: 000000000000005b RBX: 00000000000003f8 RCX: 0000000000000000 RDX: 00000000000003f8 RSI: ffffffff82a06b75 RDI: ffffffff93635660 RBP: ffffffff93635620 R08: 0000000000000001 R09: 000000000000001f R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 000000000000005b R14: ffffffff82a06b10 R15: 0000000000000000 FS: 00007fafac7e2c80(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c340591 CR3: 00000001163c8000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: serial_out drivers/tty/serial/8250/8250.h:142 [inline] serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3322 [inline] serial8250_console_write+0xf9e/0x17c0 drivers/tty/serial/8250/8250_port.c:3393 console_emit_next_record kernel/printk/printk.c:3092 [inline] console_flush_all+0x800/0xc60 kernel/printk/printk.c:3180 __console_flush_and_unlock kernel/printk/printk.c:3239 [inline] console_unlock+0xd9/0x210 kernel/printk/printk.c:3279 vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2407 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:68 _printk+0xc8/0x100 kernel/printk/printk.c:2432 sched_show_task kernel/sched/core.c:7582 [inline] sched_show_task+0x3c1/0x5f0 kernel/sched/core.c:7564 show_state_filter+0xee/0x320 kernel/sched/core.c:7634 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline] kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541 input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549 input_pass_values+0x777/0x8e0 drivers/input/input.c:126 input_event_dispose drivers/input/input.c:352 [inline] input_handle_event+0xb30/0x14d0 drivers/input/input.c:369 input_event drivers/input/input.c:398 [inline] input_event+0x83/0xa0 drivers/input/input.c:390 hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1719 hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540 hid_input_array_field+0x535/0x710 drivers/hid/hid-core.c:1652 hid_process_report drivers/hid/hid-core.c:1694 [inline] hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2040 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110 hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772 handle_softirqs+0x206/0x8d0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0xac/0x110 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:orc_ip arch/x86/kernel/unwind_orc.c:80 [inline] RIP: 0010:__orc_find+0x70/0xf0 arch/x86/kernel/unwind_orc.c:102 Code: ec 72 4e 4c 89 e2 48 29 ea 48 89 d6 48 c1 ea 3f 48 c1 fe 02 48 01 f2 48 d1 fa 48 8d 5c 95 00 48 89 da 48 c1 ea 03 0f b6 34 0a <48> 89 da 83 e2 07 83 c2 03 40 38 f2 7c 05 40 84 f6 75 4b 48 63 13 RSP: 0018:ffffc90001827820 EFLAGS: 00000a03 RAX: ffffffff8b1f26f6 RBX: ffffffff8aa91cec RCX: dffffc0000000000 RDX: 1ffffffff155239d RSI: 0000000000000000 RDI: ffffffff8aa91ce8 RBP: ffffffff8aa91ce8 R08: ffffffff8b1f27bc R09: ffffffff8b1e600a R10: ffffc900018278d0 R11: 0000000000060001 R12: ffffffff8aa91cf0 R13: ffffffff8700012f R14: ffffffff8aa91ce8 R15: ffffffff8aa91ce8 orc_find arch/x86/kernel/unwind_orc.c:227 [inline] unwind_next_frame+0x2be/0x20c0 arch/x86/kernel/unwind_orc.c:494 arch_stack_walk+0x95/0x100 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122 save_stack+0x162/0x1f0 mm/page_owner.c:156 __reset_page_owner+0x8d/0x400 mm/page_owner.c:297 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1108 [inline] free_unref_page+0x58a/0xb50 mm/page_alloc.c:2638 __put_partials+0x14c/0x170 mm/slub.c:3145 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x4e/0x120 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x192/0x1e0 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x4e/0x70 mm/kasan/common.c:329 kasan_slab_alloc include/linux/kasan.h:247 [inline] slab_post_alloc_hook mm/slub.c:4085 [inline] slab_alloc_node mm/slub.c:4134 [inline] kmem_cache_alloc_noprof+0x11c/0x2b0 mm/slub.c:4141 getname_flags.part.0+0x4c/0x550 fs/namei.c:139 getname_flags+0x93/0xf0 include/linux/audit.h:322 vfs_fstatat+0x86/0x160 fs/stat.c:340 __do_sys_newfstatat+0xa2/0x130 fs/stat.c:505 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fafac90d5f4 Code: 64 c7 00 09 00 00 00 83 c8 ff c3 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 00 00 00 00 41 89 ca b8 06 01 00 00 0f 05 <45> 31 c0 3d 00 f0 ff ff 76 10 48 8b 15 03 a8 0d 00 f7 d8 41 83 c8 RSP: 002b:00007ffd189743a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 RAX: ffffffffffffffda RBX: 000055c7264866e8 RCX: 00007fafac90d5f4 RDX: 00007ffd189743b8 RSI: 000055c726476893 RDI: 00000000ffffff9c RBP: 000055c74c5cffb8 R08: 00062305ed946d00 R09: 00007fafacd28080 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00062305ed946d00 R15: 000055c72647adca Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 task:modprobe state:R running task stack:25408 pid:5454 tgid:5454 ppid:4599 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fbd1e47fa90 RSP: 002b:00007ffd5071e518 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fbd1e570860 RCX: 00007fbd1e47fa90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fbd1e570860 R08: 0000000000000001 R09: ef87949374d59a1d R10: 00007ffd5071e3d0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fbd1e574658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:5458 tgid:5458 ppid:4593 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6861 __cond_resched+0x1b/0x30 kernel/sched/core.c:7199 task:modprobe state:R running task stack:25408 pid:5464 tgid:5464 ppid:17919 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 task:modprobe state:R running task stack:25408 pid:5467 tgid:5467 ppid:848 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 task:modprobe state:R running task stack:25408 pid:5475 tgid:5475 ppid:4593 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff63d8d6a90 RSP: 002b:00007ffcc8ec4f58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff63d9c7860 RCX: 00007ff63d8d6a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff63d9c7860 R08: 0000000000000001 R09: 14eb8a7c73461710 R10: 00007ffcc8ec4e10 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff63d9cb658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:5482 tgid:5482 ppid:848 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25408 pid:5485 tgid:5485 ppid:4593 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6861 task:modprobe state:R running task stack:25408 pid:5490 tgid:5490 ppid:4593 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 __schedule_loop kernel/sched/core.c:6759 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6774 exit_to_user_mode_loop kernel/entry/common.c:102 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] irqentry_exit_to_user_mode+0xdb/0x240 kernel/entry/common.c:231 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7fc210663a90 RSP: 002b:00007fff0a53ea38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fc210754860 RCX: 00007fc210663a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fc210754860 R08: 0000000000000001 R09: 3c2b66227364a57d R10: 00007fff0a53e8f0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fc210758658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:5495 tgid:5495 ppid:4593 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:23984 pid:5496 tgid:5496 ppid:4599 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb3a08ffa90 RSP: 002b:00007ffd62d220c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fb3a09f0860 RCX: 00007fb3a08ffa90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fb3a09f0860 R08: 0000000000000001 R09: a5beaf2d8c40b281 R10: 00007ffd62d21f80 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fb3a09f4658 R15: 0000000000000001 task:modprobe state:R running task stack:25344 pid:5502 tgid:5502 ppid:17919 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7572e70a90 RSP: 002b:00007fff98f1f7f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f7572f61860 RCX: 00007f7572e70a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f7572f61860 R08: 0000000000000001 R09: 20d4770d3d289f30 R10: 00007fff98f1f6b0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f7572f65658 R15: 0000000000000001 task:modprobe state:R running task stack:24704 pid:5508 tgid:5508 ppid:848 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 task:modprobe state:R running task stack:25408 pid:5517 tgid:5517 ppid:17919 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f46c4560a90 RSP: 002b:00007ffc13ef1f48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f46c4651860 RCX: 00007f46c4560a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f46c4651860 R08: 0000000000000001 R09: a09c389426101d17 R10: 00007ffc13ef1e00 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f46c4655658 R15: 0000000000000001 task:modprobe state:R running task stack:23984 pid:5522 tgid:5522 ppid:17919 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:24704 pid:5531 tgid:5531 ppid:27631 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fae617d9a90 RSP: 002b:00007ffd00ba6fd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fae618ca860 RCX: 00007fae617d9a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fae618ca860 R08: 0000000000000001 R09: 5a0d206a566b759a R10: 00007ffd00ba6e90 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fae618ce658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:5538 tgid:5538 ppid:17919 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 task:modprobe state:R running task stack:24704 pid:5543 tgid:5543 ppid:4599 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f767089fa90 RSP: 002b:00007ffc31169d28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f7670990860 RCX: 00007f767089fa90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f7670990860 R08: 0000000000000001 R09: 5f27b3bc950ab0d8 R10: 00007ffc31169be0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f7670994658 R15: 0000000000000001 task:modprobe state:R running task stack:24704 pid:5546 tgid:5546 ppid:848 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 task:modprobe state:R running task stack:23984 pid:5551 tgid:5551 ppid:4599 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 rcu_is_watching_curr_cpu include/linux/context_tracking.h:128 [inline] rcu_is_watching+0x12/0xc0 kernel/rcu/tree.c:737 task:modprobe state:R running task stack:24720 pid:5559 tgid:5559 ppid:4593 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 task:modprobe state:R running task stack:24720 pid:5567 tgid:5567 ppid:27631 flags:0x00000000 Call Trace: task:modprobe state:R running task stack:24720 pid:5572 tgid:5572 ppid:848 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 task:modprobe state:R running task stack:25136 pid:5576 tgid:5576 ppid:17919 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff510bffa90 RSP: 002b:00007ffce50598d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff510cf0860 RCX: 00007ff510bffa90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff510cf0860 R08: 0000000000000001 R09: 40af397e4f501835 R10: 00007ffce5059790 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff510cf4658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:5582 tgid:5582 ppid:4593 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 rcu_lock_release include/linux/rcupdate.h:347 [inline] rcu_read_unlock include/linux/rcupdate.h:880 [inline] page_ext_put+0x3e/0xd0 mm/page_ext.c:550 task:modprobe state:R running task stack:25408 pid:5591 tgid:5591 ppid:848 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25408 pid:5600 tgid:5600 ppid:17919 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8ddb858a90 RSP: 002b:00007ffd186e4748 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f8ddb949860 RCX: 00007f8ddb858a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f8ddb949860 R08: 0000000000000001 R09: d658f98702fe5a8d R10: 00007ffd186e4600 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f8ddb94d658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:5606 tgid:5606 ppid:848 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 task:modprobe state:R stack:25408 pid:5614 tgid:5614 ppid:0 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd2fd7f0a90 RSP: 002b:00007ffdfc3e1bb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fd2fd8e1860 RCX: 00007fd2fd7f0a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fd2fd8e1860 R08: 0000000000000001 R09: 7ff27fc41fc0feac R10: 00007ffdfc3e1a70 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fd2fd8e5658 R15: 0000000000000001 task:modprobe state:R running task stack:25136 pid:5620 tgid:5620 ppid:4599 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25408 pid:5624 tgid:5624 ppid:4593 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 __pfx_lock_release+0x10/0x10 kernel/locking/lockdep.c:5346 task:modprobe state:R running task stack:25408 pid:5628 tgid:5628 ppid:27631 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:23984 pid:5635 tgid:5635 ppid:4599 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0d2a373a90 RSP: 002b:00007fff1f943d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f0d2a464860 RCX: 00007f0d2a373a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f0d2a464860 R08: 0000000000000001 R09: 3fc55d23f9d9ec27 R10: 00007fff1f943c00 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f0d2a468658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:5644 tgid:5644 ppid:848 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25408 pid:5655 tgid:5655 ppid:17919 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 __schedule_loop kernel/sched/core.c:6759 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6774 exit_to_user_mode_loop kernel/entry/common.c:102 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] irqentry_exit_to_user_mode+0xdb/0x240 kernel/entry/common.c:231 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7f51771dda90 RSP: 002b:00007ffd6b718858 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f51772ce860 RCX: 00007f51771dda90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f51772ce860 R08: 0000000000000001 R09: 9711b27e5df4a80d R10: 00007ffd6b718710 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f51772d2658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:5659 tgid:5659 ppid:848 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 task:modprobe state:R running task stack:24416 pid:5667 tgid:5667 ppid:17919 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 task:modprobe state:R running task stack:24720 pid:5672 tgid:5672 ppid:4593 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25408 pid:5680 tgid:5680 ppid:27631 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f308dc52a90 RSP: 002b:00007ffeae5fb948 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f308dd43860 RCX: 00007f308dc52a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f308dd43860 R08: 0000000000000001 R09: fa0ce53da6ae8ce4 R10: 00007ffeae5fb800 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f308dd47658 R15: 0000000000000001 task:modprobe state:R running task stack:24704 pid:5685 tgid:5685 ppid:27631 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7667299a90 RSP: 002b:00007fff29c54748 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f766738a860 RCX: 00007f7667299a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f766738a860 R08: 0000000000000001 R09: 9bcc3d60e0148f2e R10: 00007fff29c54600 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f766738e658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:5690 tgid:5690 ppid:27631 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe1c9d23a90 RSP: 002b:00007fff4f425fe8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fe1c9e14860 RCX: 00007fe1c9d23a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fe1c9e14860 R08: 0000000000000001 R09: ff853cc573e167df R10: 00007fff4f425ea0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fe1c9e18658 R15: 0000000000000001 task:modprobe state:R running task stack:25344 pid:5698 tgid:5698 ppid:4593 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 task:modprobe state:R running task stack:25136 pid:5704 tgid:5704 ppid:848 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 do_task_dead+0xd6/0x110 kernel/sched/core.c:6698 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8bc967ca90 RSP: 002b:00007ffcd5cf4ca8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f8bc976d860 RCX: 00007f8bc967ca90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f8bc976d860 R08: 0000000000000001 R09: 2027033be4575c4f R10: 00007ffcd5cf4b60 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f8bc9771658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:5712 tgid:5712 ppid:848 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6861 __cond_resched+0x1b/0x30 kernel/sched/core.c:7199 _cond_resched include/linux/sched.h:2031 [inline] zap_pmd_range mm/memory.c:1742 [inline] zap_pud_range mm/memory.c:1768 [inline] zap_p4d_range mm/memory.c:1789 [inline] unmap_page_range+0x4b8/0x2fa0 mm/memory.c:1810 instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] hlock_class+0x4e/0x130 kernel/locking/lockdep.c:228 lookup_chain_cache_add kernel/locking/lockdep.c:3816 [inline] validate_chain kernel/locking/lockdep.c:3872 [inline] __lock_acquire+0x163e/0x3ce0 kernel/locking/lockdep.c:5202 task:modprobe state:R running task stack:25408 pid:5721 tgid:5721 ppid:4593 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6861 task:modprobe state:R running task stack:24704 pid:5726 tgid:5726 ppid:4593 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 task:modprobe state:R running task stack:24704 pid:5735 tgid:5735 ppid:848 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6861 task:modprobe state:R running task stack:24704 pid:5741 tgid:5741 ppid:17919 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5322 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6682