Re: [syzbot] [mm?] INFO: rcu detected stall in x64_sys_call

syzbot
2024-10-02T04:18:21Z

syzbot has found a reproducer for the following issue on:

HEAD commit: 9852d85ec9d4 Linux 6.12-rc1
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=1611e927980000
kernel config: https://syzkaller.appspot.com/x/.config?x=4510af5d637450fb
dashboard link: https://syzkaller.appspot.com/bug?extid=65203730e781d98f23a0
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13ed8307980000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/d44acbbed8bd/disk-9852d85e.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/8e54c80139e6/vmlinux-9852d85e.xz
kernel image: https://storage.googleapis.com/syzbot-assets/35f22e8643ee/bzImage-9852d85e.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+65203730e781d98f23a0@syzkaller.appspotmail.com

rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
0-...D } 2676 jiffies s: 1381 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):

Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 2530 Comm: syslogd Not tainted 6.12.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:io_serial_out+0x0/0xb0 drivers/tty/serial/8250/8250_port.c:410
Code: ff ff 4c 89 e7 e8 40 ed 0d ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 41 55 41 89 d5 41 54 55 48 89 fd 53 89 f3 e8 a9 6e b5
RSP: 0018:ffffc90000006f80 EFLAGS: 00000046
RAX: 0000000000000000 RBX: ffffffff934685a5 RCX: ffffffff82a2011f
RDX: 0000000000000033 RSI: 0000000000000000 RDI: ffffffff93635660
RBP: 0000000000000033 R08: 0000000000000001 R09: 000000000000000a
R10: 0000000000000033 R11: 0000000000000000 R12: 0000000000000004
R13: 0000000000000010 R14: ffffffff82a07660 R15: 0000000000000000
FS: 00007feb68e7e380(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdc0529ed58 CR3: 00000001159b4000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<NMI>
</NMI>
<IRQ>
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
printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
show_trace_log_lvl+0x1b7/0x3d0 arch/x86/kernel/dumpstack.c:285
sched_show_task kernel/sched/core.c:7582 [inline]
sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557
show_state_filter+0xee/0x320 kernel/sched/core.c:7627
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
</IRQ>
<TASK>
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:x64_sys_call+0xfee/0x16a0 arch/x86/entry/syscall_64.c:32
Code: cf 04 83 fe 1c 0f 84 42 01 00 00 76 50 83 fe 1f 0f 84 32 01 00 00 0f 86 cd 05 00 00 83 fe 20 0f 85 4c fe ff ff e9 c2 ea bd 00 <83> fe 0b 0f 84 10 01 00 00 76 6c 83 fe 11 0f 84 00 01 00 00 76 3f
RSP: 0018:ffffc9000197ff20 EFLAGS: 00000293
RAX: ffffffffffffffff RBX: ffffc9000197ff58 RCX: 1ffffffff14ac0e1
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000197ff58
RBP: ffffc9000197ff48 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff8a56400f R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
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: 0033:0x7feb68fd2b6a
Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffef1803468 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007feb68fd2b6a
RDX: 00000000000000ff RSI: 000055dfade4d300 RDI: 0000000000000000
RBP: 000055dfade4d2c0 R08: 0000000000000001 R09: 0000000000000000
R10: 00007feb691713a3 R11: 0000000000000246 R12: 000055dfade4d34e
R13: 000055dfade4d300 R14: 0000000000000000 R15: 00007feb691b5a80
</TASK>
</TASK>
task:kworker/u8:5 state:R running task stack:32568 pid:11277 tgid:11277 ppid:850 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:24704 pid:11308 tgid:11308 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:25408 pid:11319 tgid:11319 ppid:11 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f9de6b83a90
RSP: 002b:00007ffe1c21c128 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f9de6c74860 RCX: 00007f9de6b83a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f9de6c74860 R08: 0000000000000000 R09: 225be333966203cd
R10: 00007ffe1c21bfe0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f9de6c78658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24416 pid:11326 tgid:11326 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
</TASK>
task:modprobe state:R running task stack:25408 pid:11331 tgid:11331 ppid:11 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7fb43e934a90
RSP: 002b:00007ffc64020378 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fb43ea25860 RCX: 00007fb43e934a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fb43ea25860 R08: 0000000000000000 R09: a065511ff432615b
R10: 00007ffc64020230 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fb43ea29658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25408 pid:11338 tgid:11338 ppid:48 flags:0x00000000
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:25408 pid:11341 tgid:11341 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f60a3859a90
RSP: 002b:00007ffe7290f668 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f60a394a860 RCX: 00007f60a3859a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f60a394a860 R08: 0000000000000000 R09: 8e208d94ac7ec067
R10: 00007ffe7290f520 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f60a394e658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25408 pid:11349 tgid:11349 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__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
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
</TASK>
task:modprobe state:R running task stack:24704 pid:11352 tgid:11352 ppid:11 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7fd084800a90
RSP: 002b:00007fffd794b7b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fd0848f1860 RCX: 00007fd084800a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fd0848f1860 R08: 0000000000000000 R09: 390978edf5aa4fd1
R10: 00007fffd794b670 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fd0848f5658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:23984 pid:11358 tgid:11358 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
</TASK>
task:modprobe state:R running task stack:24704 pid:11365 tgid:11365 ppid:1071 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
exit_to_user_mode_loop kernel/entry/common.c:102 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0xec/0x260 kernel/entry/common.c:218
do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe214108a90
RSP: 002b:00007ffd2fa4c518 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fe2141f9860 RCX: 00007fe214108a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fe2141f9860 R08: 0000000000000000 R09: fa29c3c9c458e575
R10: 00007ffd2fa4c3d0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fe2141fd658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11369 tgid:11369 ppid:1114 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
</TASK>
task:modprobe state:R running task stack:23984 pid:11375 tgid:11375 ppid:48 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f1e3aa2ba90
RSP: 002b:00007ffded762fa8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f1e3ab1c860 RCX: 00007f1e3aa2ba90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f1e3ab1c860 R08: 0000000000000000 R09: 5fb67d0115d1babc
R10: 00007ffded762e60 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f1e3ab20658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25408 pid:11381 tgid:11381 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f2b9586ba90
RSP: 002b:00007ffe53df4d28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f2b9595c860 RCX: 00007f2b9586ba90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f2b9595c860 R08: 0000000000000000 R09: 1f7d084f92c36f53
R10: 00007ffe53df4be0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f2b95960658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25408 pid:11388 tgid:11388 ppid:11 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f251348ba90
RSP: 002b:00007ffd2e99c9f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f251357c860 RCX: 00007f251348ba90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f251357c860 R08: 0000000000000000 R09: a13b1e37e9cc0dc1
R10: 00007ffd2e99c8b0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f2513580658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11395 tgid:11395 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f61cf09ca90
RSP: 002b:00007fff67de7418 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f61cf18d860 RCX: 00007f61cf09ca90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f61cf18d860 R08: 0000000000000000 R09: edf5062992e8f1a5
R10: 00007fff67de72d0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f61cf191658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11402 tgid:11402 ppid:1114 flags:0x00000002
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:24704 pid:11406 tgid:11406 ppid:1114 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
</TASK>
task:modprobe state:R running task stack:25408 pid:11414 tgid:11414 ppid:1114 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
</TASK>
task:modprobe state:R running task stack:25408 pid:11421 tgid:11421 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f366861aa90
RSP: 002b:00007ffeb984af58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f366870b860 RCX: 00007f366861aa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f366870b860 R08: 0000000000000000 R09: 1d23a08b77f77713
R10: 00007ffeb984ae10 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f366870f658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25408 pid:11428 tgid:11428 ppid:1114 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
rcu_is_watching_curr_cpu include/linux/context_tracking.h:128 [inline]
rcu_is_watching+0x12/0xc0 kernel/rcu/tree.c:737
</TASK>
task:modprobe state:R running task stack:25408 pid:11436 tgid:11436 ppid:1114 flags:0x00000002
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:24704 pid:11444 tgid:11444 ppid:1114 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
</TASK>
task:modprobe state:R running task stack:24704 pid:11455 tgid:11455 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f213d5e2a90
RSP: 002b:00007ffd20908ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f213d6d3860 RCX: 00007f213d5e2a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f213d6d3860 R08: 0000000000000000 R09: a5b48bcd53766ad4
R10: 00007ffd20908980 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f213d6d7658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25408 pid:11462 tgid:11462 ppid:11 flags:0x00000002
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:25408 pid:11473 tgid:11473 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
</TASK>
task:modprobe state:R running task stack:25408 pid:11480 tgid:11480 ppid:1071 flags:0x00000000
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:24704 pid:11494 tgid:11494 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f36a0bfea90
RSP: 002b:00007ffed20f0008 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f36a0cef860 RCX: 00007f36a0bfea90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f36a0cef860 R08: 0000000000000000 R09: 397ac5a0507353cf
R10: 00007ffed20efec0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f36a0cf3658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11501 tgid:11501 ppid:11 flags:0x00000002
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:25408 pid:11510 tgid:11510 ppid:1114 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__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>
task:modprobe state:R running task stack:25408 pid:11512 tgid:11512 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7fbae846fa90
RSP: 002b:00007ffc43243868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fbae8560860 RCX: 00007fbae846fa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fbae8560860 R08: 0000000000000000 R09: ecbfd759127be3fd
R10: 00007ffc43243720 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fbae8564658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25408 pid:11519 tgid:11519 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7ff1a5798a90
RSP: 002b:00007ffddf513e28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007ff1a5889860 RCX: 00007ff1a5798a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007ff1a5889860 R08: 0000000000000000 R09: 2f8f96bbe008a26e
R10: 00007ffddf513ce0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007ff1a588d658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11526 tgid:11526 ppid:1114 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7fd1f5ec9a90
RSP: 002b:00007ffcedb94348 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fd1f5fba860 RCX: 00007fd1f5ec9a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fd1f5fba860 R08: 0000000000000000 R09: 4f2db045f0708753
R10: 00007ffcedb94200 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fd1f5fbe658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25408 pid:11533 tgid:11533 ppid:11 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f7a94f77a90
RSP: 002b:00007fffb1a9ca58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f7a95068860 RCX: 00007f7a94f77a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f7a95068860 R08: 0000000000000000 R09: 6c17eaadea10dc32
R10: 00007fffb1a9c910 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f7a9506c658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:23984 pid:11540 tgid:11540 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f8903996a90
RSP: 002b:00007ffcfbdaf108 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f8903a87860 RCX: 00007f8903996a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f8903a87860 R08: 0000000000000000 R09: fbf640672178f90b
R10: 00007ffcfbdaefc0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f8903a8b658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25408 pid:11548 tgid:11548 ppid:48 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7fb677606a90
RSP: 002b:00007ffd45a09498 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fb6776f7860 RCX: 00007fb677606a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fb6776f7860 R08: 0000000000000000 R09: 37033baed28c0c93
R10: 00007ffd45a09350 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fb6776fb658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11554 tgid:11554 ppid:1071 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7fb9d5d84a90
RSP: 002b:00007ffd8fc11a18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fb9d5e75860 RCX: 00007fb9d5d84a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fb9d5e75860 R08: 0000000000000000 R09: 13028ea83fbc63b4
R10: 00007ffd8fc118d0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fb9d5e79658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24720 pid:11560 tgid:11560 ppid:48 flags:0x00000002
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:25408 pid:11572 tgid:11572 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854
__cond_resched+0x1b/0x30 kernel/sched/core.c:7192
</TASK>
task:modprobe state:R running task stack:25136 pid:11580 tgid:11580 ppid:48 flags:0x00000002
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:25136 pid:11584 tgid:11584 ppid:11 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__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>
task:modprobe state:R running task stack:24704 pid:11588 tgid:11588 ppid:11 flags:0x00000000
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:25408 pid:11593 tgid:11593 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
</TASK>
task:modprobe state:R running task stack:25408 pid:11604 tgid:11604 ppid:11 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7fe32f860a90
RSP: 002b:00007ffcbf41f328 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fe32f951860 RCX: 00007fe32f860a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fe32f951860 R08: 0000000000000000 R09: 9e1c162e8b581ec2
R10: 00007ffcbf41f1e0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fe32f955658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:23984 pid:11611 tgid:11611 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
</TASK>
task:modprobe state:R running task stack:25136 pid:11618 tgid:11618 ppid:1114 flags:0x00000002
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:25408 pid:11629 tgid:11629 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f8d84d1ba90
RSP: 002b:00007ffe392ecbb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f8d84e0c860 RCX: 00007f8d84d1ba90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f8d84e0c860 R08: 0000000000000000 R09: e6610ddca9ffbcab
R10: 00007ffe392eca70 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f8d84e10658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11636 tgid:11636 ppid:11 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7fd0e9ab4a90
RSP: 002b:00007ffd8a7532a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fd0e9ba5860 RCX: 00007fd0e9ab4a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fd0e9ba5860 R08: 0000000000000000 R09: 8ef7b6c3d00b9e10
R10: 00007ffd8a753160 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fd0e9ba9658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25136 pid:11642 tgid:11642 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f18453f0a90
RSP: 002b:00007ffc40002b08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f18454e1860 RCX: 00007f18453f0a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f18454e1860 R08: 0000000000000000 R09: 608dac932662c902
R10: 00007ffc400029c0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f18454e5658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11648 tgid:11648 ppid:11 flags:0x00004002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f9fd9b75a90
RSP: 002b:00007ffd77a2db08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f9fd9c66860 RCX: 00007f9fd9b75a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f9fd9c66860 R08: 0000000000000000 R09: 7b0fb437e78516eb
R10: 00007ffd77a2d9c0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f9fd9c6a658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25408 pid:11656 tgid:11656 ppid:11 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f584da83a90
RSP: 002b:00007ffd1cf8bfd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f584db74860 RCX: 00007f584da83a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f584db74860 R08: 0000000000000000 R09: 069819522285798f
R10: 00007ffd1cf8be90 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f584db78658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11663 tgid:11663 ppid:1114 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f6268bf5a90
RSP: 002b:00007ffeb61e7688 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f6268ce6860 RCX: 00007f6268bf5a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f6268ce6860 R08: 0000000000000000 R09: 6684caf2b8b262d8
R10: 00007ffeb61e7540 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f6268cea658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11670 tgid:11670 ppid:48 flags:0x00004002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f640ba25a90
RSP: 002b:00007fff4832b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f640bb16860 RCX: 00007f640ba25a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f640bb16860 R08: 0000000000000000 R09: 8a2463e5efda8834
R10: 00007fff4832b450 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f640bb1a658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24704 pid:11677 tgid:11677 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__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>
task:modprobe state:R running task stack:25136 pid:11680 tgid:11680 ppid:11 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854
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>
task:modprobe state:R running task stack:25408 pid:11688 tgid:11688 ppid:48 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854
__cond_resched+0x1b/0x30 kernel/sched/core.c:7192
_cond_resched include/linux/sched.h:2031 [inline]
__tlb_batch_free_encoded_pages+0x12c/0x290 mm/mmu_gather.c:140
</TASK>
task:modprobe state:R running task stack:25408 pid:11695 tgid:11695 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:24704 pid:11700 tgid:11700 ppid:11 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
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: 0033:0x7f4fa5303a90
RSP: 002b:00007fff60be6448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f4fa53f4860 RCX: 00007f4fa5303a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f4fa53f4860 R08: 0000000000000000 R09: 40960c2953293ad9
R10: 00007fff60be6300 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f4fa53f8658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:23984 pid:11707 tgid:11707 ppid:1071 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675

---
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#syz test: git://repo/address.git branch-or-commit-hash
If you attach or paste a git patch, syzbot will apply it before testing.