rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 0-...0: (1 GPs behind) idle=da7c/1/0x4000000000000000 softirq=152261/152262 fqs=2068 rcu: hardirqs softirqs csw/system rcu: number: 0 0 0 rcu: cputime: 0 0 0 ==> 52510(ms) rcu: (detected by 1, t=10506 jiffies, g=163917, q=335312 ncpus=2) Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 2832 Comm: klogd Not tainted 6.13.0-rc4-syzkaller-00080-gf1a2241778d9 #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:416 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 31 29 0c ff eb a0 e8 ba 29 0c RSP: 0018:ffffc90000006f58 EFLAGS: 00000002 RAX: 0000000000000020 RBX: 00000000000003f8 RCX: 0000000000000000 RDX: 00000000000003f8 RSI: ffffffff82a90575 RDI: ffffffff93644920 RBP: ffffffff936448e0 R08: 0000000000000001 R09: 000000000000001f R10: 0000000000000000 R11: 0000000000000009 R12: 0000000000000000 R13: 0000000000000020 R14: ffffffff82a90510 R15: 0000000000000000 FS: 00007f89ea879380(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffafc10d27a CR3: 0000000116a1e000 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:3342 [inline] serial8250_console_write+0xf9e/0x17c0 drivers/tty/serial/8250/8250_port.c:3413 console_emit_next_record kernel/printk/printk.c:3122 [inline] console_flush_all+0x800/0xc60 kernel/printk/printk.c:3210 __console_flush_and_unlock kernel/printk/printk.c:3269 [inline] console_unlock+0xd9/0x210 kernel/printk/printk.c:3309 vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2432 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:86 _printk+0xc8/0x100 kernel/printk/printk.c:2457 show_trace_log_lvl+0x15c/0x3d0 arch/x86/kernel/dumpstack.c:237 sched_show_task kernel/sched/core.c:7711 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7686 show_state_filter+0xee/0x320 kernel/sched/core.c:7756 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_handle_events_default+0x116/0x1b0 drivers/input/input.c:2646 input_pass_values+0x738/0x880 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:1546 hid_input_array_field+0x535/0x710 drivers/hid/hid-core.c:1658 hid_process_report drivers/hid/hid-core.c:1700 [inline] hid_report_raw_event+0xabc/0x1280 drivers/hid/hid-core.c:2046 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2116 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+0x17f7/0x3960 drivers/usb/gadget/udc/dummy_hcd.c:1993 __run_hrtimer kernel/time/hrtimer.c:1739 [inline] __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1803 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1820 handle_softirqs+0x206/0x8d0 kernel/softirq.c:561 __do_softirq kernel/softirq.c:595 [inline] invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu+0xfa/0x160 kernel/softirq.c:662 irq_exit_rcu+0x9/0x30 kernel/softirq.c:678 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:memory_is_nonzero mm/kasan/generic.c:103 [inline] RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:129 [inline] RIP: 0010:memory_is_poisoned mm/kasan/generic.c:161 [inline] RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline] RIP: 0010:kasan_check_range+0x64/0x1a0 mm/kasan/generic.c:189 Code: 89 fd 48 b8 00 00 00 00 00 fc ff df 4d 89 d1 48 c1 ed 03 49 c1 e9 03 48 01 c5 49 01 c1 48 89 e8 49 8d 59 01 48 89 da 48 29 ea <48> 83 fa 10 0f 8e 8d 00 00 00 41 89 eb 41 83 e3 07 0f 85 9a 00 00 RSP: 0018:ffffc9000187f7e8 EFLAGS: 00000202 RAX: fffffbfff14ac2aa RBX: fffffbfff14ac2ab RCX: ffffffff8137624c RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffff8a561550 RBP: fffffbfff14ac2aa R08: 0000000000000000 R09: fffffbfff14ac2aa R10: ffffffff8a561557 R11: 0000000000000000 R12: 0000000000000000 R13: 000000000003c04c R14: 0000000000000001 R15: 0000000000000000 instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] cpumask_test_cpu include/linux/cpumask.h:570 [inline] cpu_online include/linux/cpumask.h:1117 [inline] trace_lock_acquire+0x3c/0x1f0 include/trace/events/lock.h:24 lock_acquire+0x2f/0xb0 kernel/locking/lockdep.c:5820 fs_reclaim_acquire mm/page_alloc.c:3870 [inline] fs_reclaim_acquire+0xca/0x150 mm/page_alloc.c:3861 might_alloc include/linux/sched/mm.h:318 [inline] slab_pre_alloc_hook mm/slub.c:4070 [inline] slab_alloc_node mm/slub.c:4148 [inline] __do_kmalloc_node mm/slub.c:4297 [inline] __kmalloc_node_track_caller_noprof+0xb5/0x4c0 mm/slub.c:4317 kmalloc_reserve+0xef/0x2c0 net/core/skbuff.c:609 __alloc_skb+0x164/0x380 net/core/skbuff.c:678 alloc_skb include/linux/skbuff.h:1323 [inline] alloc_skb_with_frags+0xe4/0x850 net/core/skbuff.c:6612 sock_alloc_send_pskb+0x7f1/0x980 net/core/sock.c:2881 unix_dgram_sendmsg+0x467/0x1920 net/unix/af_unix.c:2027 sock_sendmsg_nosec net/socket.c:711 [inline] __sock_sendmsg net/socket.c:726 [inline] __sys_sendto+0x488/0x4f0 net/socket.c:2197 __do_sys_sendto net/socket.c:2204 [inline] __se_sys_sendto net/socket.c:2200 [inline] __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2200 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: 0033:0x7f89ea9db9b5 Code: 8b 44 24 08 48 83 c4 28 48 98 c3 48 98 c3 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 26 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 7a 48 8b 15 44 c4 0c 00 f7 d8 64 89 02 48 83 RSP: 002b:00007ffed725e6a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f89ea9db9b5 RDX: 0000000000000049 RSI: 00005607d993dd30 RDI: 0000000000000003 RBP: 00005607d99322c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013 R13: 00007f89eab69212 R14: 00007ffed725e7a8 R15: 0000000000000000 task:modprobe state:R stack:25360 pid:22808 tgid:22808 ppid:0 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7f4a776f0a90 RSP: 002b:00007ffd529c9f08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f4a777e1860 RCX: 00007f4a776f0a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f4a777e1860 R08: 0000000000000001 R09: b1fa62810977c256 R10: 00007ffd529c9dc0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f4a777e5658 R15: 0000000000000001 task:modprobe state:R running task stack:25360 pid:22823 tgid:22823 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 __pfx_lock_release+0x10/0x10 kernel/locking/lockdep.c:5370 task:modprobe state:R running task stack:25360 pid:22828 tgid:22828 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 task:modprobe state:R running task stack:24752 pid:22829 tgid:22829 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7f534096aa90 RSP: 002b:00007ffdc9f1bf58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f5340a5b860 RCX: 00007f534096aa90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f5340a5b860 R08: 0000000000000001 R09: 0eae621887843aa6 R10: 00007ffdc9f1be10 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f5340a5f658 R15: 0000000000000001 task:modprobe state:R running task stack:25360 pid:22834 tgid:22834 ppid:20348 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7ff5190eea90 RSP: 002b:00007fff15175738 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff5191df860 RCX: 00007ff5190eea90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff5191df860 R08: 0000000000000001 R09: e2f4f2efe684d923 R10: 00007fff151755f0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff5191e3658 R15: 0000000000000001 task:modprobe state:R running task stack:24752 pid:22838 tgid:22838 ppid:20354 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:24752 pid:22845 tgid:22845 ppid:21139 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7f1909574a90 RSP: 002b:00007fff8cc1bde8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f1909665860 RCX: 00007f1909574a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f1909665860 R08: 0000000000000001 R09: 190e0fad767a5943 R10: 00007fff8cc1bca0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f1909669658 R15: 0000000000000001 task:modprobe state:R running task stack:25360 pid:22849 tgid:22849 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 task:modprobe state:R running task stack:24752 pid:22857 tgid:22857 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 task:modprobe state:R running task stack:25360 pid:22858 tgid:22858 ppid:20348 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:24752 pid:22862 tgid:22862 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 task:modprobe state:R running task stack:24752 pid:22867 tgid:22867 ppid:13402 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7f2bfb7eaa90 RSP: 002b:00007ffcb34e0c58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f2bfb8db860 RCX: 00007f2bfb7eaa90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f2bfb8db860 R08: 0000000000000001 R09: a2fa8b15ab1e1766 R10: 00007ffcb34e0b10 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f2bfb8df658 R15: 0000000000000001 task:modprobe state:R running task stack:24752 pid:22871 tgid:22871 ppid:21139 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 __cond_resched+0x1b/0x30 kernel/sched/core.c:7280 _cond_resched include/linux/sched.h:2056 [inline] exit_mmap+0x4fa/0xb20 mm/mmap.c:1694 task:modprobe state:R running task stack:25360 pid:22875 tgid:22875 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7efe91d2ea90 RSP: 002b:00007fff028d24b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007efe91e1f860 RCX: 00007efe91d2ea90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007efe91e1f860 R08: 0000000000000001 R09: a44955027d297ef5 R10: 00007fff028d2370 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007efe91e23658 R15: 0000000000000001 task:modprobe state:R running task stack:25360 pid:22880 tgid:22880 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 task:modprobe state:R running task stack:25360 pid:22885 tgid:22885 ppid:20354 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25360 pid:22891 tgid:22891 ppid:21139 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7f76157eba90 RSP: 002b:00007ffd9e318d08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f76158dc860 RCX: 00007f76157eba90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f76158dc860 R08: 0000000000000001 R09: 53f50edb71b024f3 R10: 00007ffd9e318bc0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f76158e0658 R15: 0000000000000001 task:modprobe state:R running task stack:24752 pid:22896 tgid:22896 ppid:21139 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 __cond_resched+0x1b/0x30 kernel/sched/core.c:7280 task:modprobe state:R running task stack:24752 pid:22901 tgid:22901 ppid:20348 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 task:modprobe state:R running task stack:25360 pid:22908 tgid:22908 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 task:modprobe state:R running task stack:24752 pid:22912 tgid:22912 ppid:21139 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 __cond_resched+0x1b/0x30 kernel/sched/core.c:7280 task:modprobe state:R running task stack:25360 pid:22917 tgid:22917 ppid:21139 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 task:modprobe state:R running task stack:24752 pid:22922 tgid:22922 ppid:20348 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 task:modprobe state:R running task stack:25360 pid:22923 tgid:22923 ppid:21139 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25360 pid:22926 tgid:22926 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 task:modprobe state:R running task stack:24752 pid:22929 tgid:22929 ppid:13521 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:24752 pid:22932 tgid:22932 ppid:20348 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 __pfx_lock_release+0x10/0x10 kernel/locking/lockdep.c:5370 task:modprobe state:R running task stack:24752 pid:22935 tgid:22935 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7f323a093a90 RSP: 002b:00007ffee4f88d98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f323a184860 RCX: 00007f323a093a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f323a184860 R08: 0000000000000001 R09: 0dbab0ef3e3b46db R10: 00007ffee4f88c50 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f323a188658 R15: 0000000000000001 task:modprobe state:R running task stack:25360 pid:22940 tgid:22940 ppid:13402 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 __cond_resched+0x1b/0x30 kernel/sched/core.c:7280 _cond_resched include/linux/sched.h:2056 [inline] __tlb_batch_free_encoded_pages+0x12c/0x290 mm/mmu_gather.c:140 task:modprobe state:R running task stack:25360 pid:22945 tgid:22945 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 task:modprobe state:R running task stack:25360 pid:22950 tgid:22950 ppid:13521 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7fcde2f04a90 RSP: 002b:00007fff0df492c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fcde2ff5860 RCX: 00007fcde2f04a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fcde2ff5860 R08: 0000000000000001 R09: 156005223fb0b621 R10: 00007fff0df49180 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fcde2ff9658 R15: 0000000000000001 task:modprobe state:R running task stack:24752 pid:22955 tgid:22955 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 task:modprobe state:R running task stack:24032 pid:22960 tgid:22960 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7f0a41987a90 RSP: 002b:00007ffed43c72f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f0a41a78860 RCX: 00007f0a41987a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f0a41a78860 R08: 0000000000000001 R09: b9bed92184ac3f9c R10: 00007ffed43c71b0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f0a41a7c658 R15: 0000000000000001 task:modprobe state:R running task stack:25360 pid:22965 tgid:22965 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7fc6da6f7a90 RSP: 002b:00007ffcaa0a8ae8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fc6da7e8860 RCX: 00007fc6da6f7a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fc6da7e8860 R08: 0000000000000001 R09: d1e87dc0d37afdae R10: 00007ffcaa0a89a0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fc6da7ec658 R15: 0000000000000001 task:modprobe state:R running task stack:24752 pid:22970 tgid:22970 ppid:20348 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 task:modprobe state:R running task stack:24752 pid:22977 tgid:22977 ppid:13521 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 task:modprobe state:R running task stack:25360 pid:22980 tgid:22980 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 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+0x15a9/0x3c40 kernel/locking/lockdep.c:5226 task:modprobe state:R running task stack:24752 pid:22985 tgid:22985 ppid:21139 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 task:modprobe state:R running task stack:25360 pid:22990 tgid:22990 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7f4b82967a90 RSP: 002b:00007fff23a9d508 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f4b82a58860 RCX: 00007f4b82967a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f4b82a58860 R08: 0000000000000001 R09: b98c06e52df99ff6 R10: 00007fff23a9d3c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f4b82a5c658 R15: 0000000000000001 task:modprobe state:R running task stack:25360 pid:22995 tgid:22995 ppid:13521 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 __cond_resched+0x1b/0x30 kernel/sched/core.c:7280 _cond_resched include/linux/sched.h:2056 [inline] __tlb_batch_free_encoded_pages+0x12c/0x290 mm/mmu_gather.c:140 task:modprobe state:R running task stack:24752 pid:23000 tgid:23000 ppid:13521 flags:0x00000000 Call Trace: task:modprobe state:R running task stack:25360 pid:23004 tgid:23004 ppid:13402 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:24752 pid:23009 tgid:23009 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 __cond_resched+0x1b/0x30 kernel/sched/core.c:7280 _cond_resched include/linux/sched.h:2056 [inline] task_work_run+0x16e/0x250 kernel/task_work.c:241 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7ff4ff6cfa90 RSP: 002b:00007fff894bedc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff4ff7c0860 RCX: 00007ff4ff6cfa90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff4ff7c0860 R08: 0000000000000001 R09: 042b505606a94418 R10: 00007fff894bec80 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff4ff7c4658 R15: 0000000000000001 task:modprobe state:R running task stack:25360 pid:23014 tgid:23014 ppid:13402 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7f984d447a90 RSP: 002b:00007ffe6028fda8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f984d538860 RCX: 00007f984d447a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f984d538860 R08: 0000000000000001 R09: 9d4348ef07e71ca7 R10: 00007ffe6028fc60 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f984d53c658 R15: 0000000000000001 task:modprobe state:R running task stack:24752 pid:23016 tgid:23016 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 do_task_dead+0xd6/0x110 kernel/sched/core.c:6772 do_exit+0x1de2/0x2ce0 kernel/exit.c:989 do_group_exit+0xd3/0x2a0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1096 x64_sys_call+0x151f/0x1720 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: 0033:0x7f64a4294a90 RSP: 002b:00007ffc92e94bc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f64a4385860 RCX: 00007f64a4294a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f64a4385860 R08: 0000000000000001 R09: 3be72ebafc800ffa R10: 00007ffc92e94a80 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f64a4389658 R15: 0000000000000001 task:modprobe state:R running task stack:24032 pid:23021 tgid:23021 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 task:modprobe state:R running task stack:25360 pid:23026 tgid:23026 ppid:20354 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x102c/0x34b0 kernel/sched/core.c:6756 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6935 __cond_resched+0x1b/0x30 kernel/sched/core.c:7280 might_resched include/linux/kernel.h:73 [inline] might_alloc include/linux/sched/mm.h:321 [inline] might_alloc include/linux/sched/mm.h:316 [inline] slab_pre_alloc_hook mm/slub.c:4070 [inline] slab_alloc_node mm/slub.c:4148 [inline] kmem_cache_alloc_noprof+0x2b8/0x3b0 mm/slub.c:4175