Hello,
Here's one of my deadlocks, the output seems interleaved from 2 concurrent
dumps,
I ran the crashlog through decode_stacktrace.sh.
I got to this, after enabling a breakpoint in gdb (execution did stop there),
setting another breakpoint and
hitting continue.
[ 135.414273] CPU: 1 PID: 0 Comm: swapper/2 Tainted: G W
4.19.84-xeno8-static #1
[ 135.414275] I-pipe: Detected stalled head domain, probably caused by a bug.
[ 135.414275] A critical section may have been left unterminated.
[ 135.414287] CPU: 2 PID: 798 Comm: fup.fast Tainted: G W
4.19.84-xeno8-static #1
[ 135.422810] Hardware name: TQ-Group TQMxE39M/Type2 - Board Product Name,
BIOS 5.12.30.21.16 01/31/2019
[ 135.436373] Hardware name: TQ-Group TQMxE39M/Type2 - Board Product Name,
BIOS 5.12.30.21.16 01/31/2019
[ 135.444984] I-pipe domain: Linux
[ 135.454290] I-pipe domain: Linux
[ 135.463598] RIP: 0010:rcu_nmi_exit+0x140/0x150
[ 135.466825] Call Trace:
[ 135.470057] Code: 45 89 f0 4c 89 f9 4c 89 e2 4c 89 ee ff d0 48 8b 03 48 85
c0 75 e2 48 8b 45 08 4c 8d 78 fe e9 5b ff ff ff 0f 0b e9 ee fe ff ff <0f> 0b e9
f8
[ 135.474513] dump_stack+0x8c/0xc0
[ 135.476950] RSP: 0018:ffffa3513bb03f18 EFLAGS: 00010046
[ 135.495720] ipipe_stall_root+0xc/0x30
[ 135.504264] __ipipe_trap_prologue+0x209/0x210
[ 135.508011] RAX: 00000000000573f4 RBX: 0000000000019480 RCX: 000000000000001f
[ 135.512458] invalid_op+0x26/0x51
[ 135.519592] RDX: 0000000000000000 RSI: 0000000050523fbe RDI: 0000000000000001
[ 135.522914] RIP: 0010:xnthread_suspend+0x3d5/0x4e0
[ 135.530050] RBP: ffffa3513ba99480 R08: 0000000000000001 R09: 0000000000000000
[ 135.534843] Code: 58 12 00 00 4c 89 e7 e8 f9 cf ff ff 41 83 8c 24 c4 11 00
00 01 e9 92 fd ff ff 0f 0b 48 83 bf 58 12 00 00 00 0f 84 63 fc ff ff <0f> 0b 0f
0b
[ 135.541979] R10: ffffa35139832440 R11: 0000000000000424 R12: 0000000000000000
[ 135.560746] RSP: 0018:ffffbddd0073fd60 EFLAGS: 00010082
[ 135.567878] R13: 0000000000000022 R14: 0000000000000000 R15: 0000000000000000
[ 135.580241] FS: 0000000000000000(0000) GS:ffffa3513ba80000(0000)
knlGS:0000000000000000
[ 135.580246] RAX: ffffbddd005fbe30 RBX: 0000000000025090 RCX: 0000000000000000
[ 135.588336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 135.595477] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffffbddd005fa240
[ 135.601225] CR2: 00007f8899c36a10 CR3: 000000017b31c000 CR4: 00000000003406e0
[ 135.608362] RBP: ffffbddd005fbe08 R08: ffffbddd005fbe08 R09: 0000000000000000
[ 135.615500] Call Trace:
[ 135.622637] R10: 0000000000000000 R11: 0000000000000000 R12: ffffbddd005fa240
[ 135.625085] ---[ end trace adb8b44963759cc1 ]---
[ 135.632220] R13: 0000000000000000 R14: 0000000000000000 R15: ffffbddd005fbe08
[ 135.636851] WARNING: CPU: 1 PID: 0 at kernel/rcu/tree.c:941
rcu_nmi_enter+0xe4/0xf0
[ 135.643982] xnsynch_sleep_on+0x102/0x260
[ 135.651634] Modules linked in:
[ 135.655649] __cobalt_cond_wait_prologue+0x295/0x8c0
[ 135.655653] rt_igb
[ 135.658713] ? __cobalt_cond_wait_prologue+0x8c0/0x8c0
[ 135.663677] plusb
[ 135.665781] CoBaLt_cond_wait_prologue+0x23/0x30
[ 135.670918] usbnet
[ 135.672936] handle_head_syscall+0xe1/0x370
[ 135.677555] mii
[ 135.679658] ipipe_fastcall_hook+0x14/0x20
[ 135.685687] ipipe_handle_syscall+0x4a/0xa0
[ 135.689784] CPU: 1 PID: 0 Comm: swapper/2 Tainted: G W
4.19.84-xeno8-static #1
[ 135.693971] do_syscall_64+0x41/0x3d0
[ 135.702495] Hardware name: TQ-Group TQMxE39M/Type2 - Board Product Name,
BIOS 5.12.30.21.16 01/31/2019
[ 135.706160] ? __ipipe_handle_irq+0xb7/0x200
[ 135.715464] I-pipe domain: Linux
[ 135.719738] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 135.722972] RIP: 0010:rcu_nmi_enter+0xe4/0xf0
[ 135.728025] RIP: 0033:0x7ffff7f9c134
[ 135.732386] Code: 48 85 c0 75 d9 48 8b 6b 08 eb 9a e8 b6 a9 ff ff 48 8b 6b
08 41 bd 01 00 00 00 4c 8b 35 5d cb 23 01 4c 8d 7d 01 e9 72 ff ff ff <0f> 0b e9
44
[ 135.735966] Code: 8b 73 04 49 89 dc e8 fb ef ff ff 48 89 de 48 8b 5c 24 10
45 31 c0 b9 23 00 00 10 48 8d 54 24 44 45 31 d2 48 89 df 89 c8 0f 05 <8b> 7c 24
29
[ 135.754730] RSP: 0018:ffffa3513bb03f38 EFLAGS: 00010082
[ 135.773496] RSP: 002b:00007fffe82dab10 EFLAGS: 00000246
[ 135.778728] ORIG_RAX: 0000000010000023
[ 135.783954] RAX: 0000000000019480 RBX: ffffa3513ba99480 RCX: ffffa3513ba9c008
[ 135.787792] RAX: ffffffffffffffda RBX: 00007ffff4127c78 RCX: 00007ffff7f9c134
[ 135.794927] RDX: ffffa3513ba9c000 RSI: 0000000000000001 RDI: 0000000000001140
[ 135.802065] RDX: 00007fffe82dab54 RSI: 00007ffff4127c48 RDI: 00007ffff4127c78
[ 135.809201] RBP: fffffffffffffffe R08: ffffa3513ba9c228 R09: 0000000000000045
[ 135.816337] RBP: 00007fffe82dac30 R08: 0000000000000000 R09: 0000000000000000
[ 135.823470] R10: ffffa35139832440 R11: 0000000000000424 R12: ffffffff9e7af080
[ 135.830604] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffff4127c48
[ 135.837738] R13: 0000000000045000 R14: 0000000000000090 R15: 0000000000000000
[ 135.844875] R13: 0000000000000000 R14: 0000000000000001 R15: 00007fffe82dab60
[ 135.852011] FS: 0000000000000000(0000) GS:ffffa3513ba80000(0000)
knlGS:0000000000000000
[ 135.859148] BUG: Unhandled exception over domain Xenomai at
0xffffffff9cf91665 - switching to ROOT
[ 135.867237] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 135.876195] CPU: 2 PID: 798 Comm: fup.fast Tainted: G W
4.19.84-xeno8-static #1
[ 135.881944] CR2: 00007f8899c36a10 CR3: 000000017b31c000 CR4: 00000000003406e0
[ 135.890553] Hardware name: TQ-Group TQMxE39M/Type2 - Board Product Name,
BIOS 5.12.30.21.16 01/31/2019
[ 135.897691] Call Trace:
[ 135.906997] I-pipe domain: Linux
[ 135.909445] ---[ end trace adb8b44963759cc2 ]---
[ 135.912674] Call Trace:
[ 135.917296] WARNING: CPU: 1 PID: 0 at kernel/rcu/tree.c:793
rcu_nmi_exit+0x139/0x150
[ 135.919744] dump_stack+0x8c/0xc0
[ 135.927490] Modules linked in:
[ 135.930810] __ipipe_trap_prologue.cold+0x22/0x4e
[ 135.930814] rt_igb
[ 135.933875] invalid_op+0x26/0x51
[ 135.938580] plusb
[ 135.940684] RIP: 0010:xnthread_suspend+0x3d5/0x4e0
[ 135.943998] usbnet
[ 135.946016] Code: 58 12 00 00 4c 89 e7 e8 f9 cf ff ff 41 83 8c 24 c4 11 00
00 01 e9 92 fd ff ff 0f 0b 48 83 bf 58 12 00 00 00 0f 84 63 fc ff ff <0f> 0b 0f
0b
[ 135.950809] mii
[ 135.952912] RSP: 0018:ffffbddd0073fd60 EFLAGS: 00010082
[ 135.978750] CPU: 1 PID: 0 Comm: swapper/2 Not tainted 4.19.84-xeno8-static #1
[ 135.978756] RAX: ffffbddd005fbe30 RBX: 0000000000025090 RCX: 0000000000000000
[ 135.985889] Hardware name: TQ-Group TQM
------ decoded stacktrace
[ 135.414273] CPU: 1 PID: 0 Comm: swapper/2 Tainted: G W
4.19.84-xeno8-static #1
[ 135.414275] I-pipe: Detected stalled head domain, probably caused by a bug.
[ 135.414275] A critical section may have been left unterminated.
[ 135.414287] CPU: 2 PID: 798 Comm: fup.fast Tainted: G W
4.19.84-xeno8-static #1
[ 135.422810] Hardware name: TQ-Group TQMxE39M/Type2 - Board Product Name,
BIOS 5.12.30.21.16 01/31/2019
[ 135.436373] Hardware name: TQ-Group TQMxE39M/Type2 - Board Product Name,
BIOS 5.12.30.21.16 01/31/2019
[ 135.444984] I-pipe domain: Linux
[ 135.454290] I-pipe domain: Linux
[ 135.463598] RIP: 0010:rcu_nmi_exit (??:?)
[ 135.466825] Call Trace:
[ 135.470057] Code: 45 89 f0 4c 89 f9 4c 89 e2 4c 89 ee ff d0 48 8b 03 48 85 c0
75 e2 48 8b 45 08 4c 8d 78 fe e9 5b ff ff ff 0f 0b e9 ee fe ff ff <0f> 0b e9 f8
All code
========
0: 45 89 f0 mov %r14d,%r8d
3: 4c 89 f9 mov %r15,%rcx
6: 4c 89 e2 mov %r12,%rdx
9: 4c 89 ee mov %r13,%rsi
c: ff d0 callq *%rax
e: 48 8b 03 mov (%rbx),%rax
11: 48 85 c0 test %rax,%rax
14: 75 e2 jne 0xfffffffffffffff8
16: 48 8b 45 08 mov 0x8(%rbp),%rax
1a: 4c 8d 78 fe lea -0x2(%rax),%r15
1e: e9 5b ff ff ff jmpq 0xffffffffffffff7e
23: 0f 0b ud2
25: e9 ee fe ff ff jmpq 0xffffffffffffff18
2a:* 0f 0b ud2 <-- trapping instruction
2c: e9 .byte 0xe9
2d: f8 clc
Code starting with the faulting instruction
===========================================
0: 0f 0b ud2
2: e9 .byte 0xe9
3: f8 clc
[ 135.474513] dump_stack (/tmp/xeno/linux/lib/dump_stack.c:147)
[ 135.476950] RSP: 0018:ffffa3513bb03f18 EFLAGS: 00010046
[ 135.495720] ipipe_stall_root
(/tmp/xeno/linux/arch/x86/include/asm/irqflags.h:33
/tmp/xeno/linux/arch/x86/include/asm/irqflags.h:260
/tmp/xeno/linux/arch/x86/include/asm/irqflags.h:331
/tmp/xeno/linux/kernel/ipipe/core.c:394)
[ 135.504264] __ipipe_trap_prologue
(/tmp/xeno/linux/arch/x86/include/asm/irqflags.h:113
/tmp/xeno/linux/arch/x86/kernel/ipipe.c:426)
[ 135.508011] RAX: 00000000000573f4 RBX: 0000000000019480 RCX: 000000000000001f
[ 135.512458] invalid_op (/tmp/xeno/linux/arch/x86/entry/entry_64.S:1145)
[ 135.519592] RDX: 0000000000000000 RSI: 0000000050523fbe RDI: 0000000000000001
[ 135.522914] RIP: 0010:xnthread_suspend (??:?)
[ 135.530050] RBP: ffffa3513ba99480 R08: 0000000000000001 R09: 0000000000000000
[ 135.534843] Code: 58 12 00 00 4c 89 e7 e8 f9 cf ff ff 41 83 8c 24 c4 11 00 00
01 e9 92 fd ff ff 0f 0b 48 83 bf 58 12 00 00 00 0f 84 63 fc ff ff <0f> 0b 0f 0b
All code
========
0: 58 pop %rax
1: 12 00 adc (%rax),%al
3: 00 4c 89 e7 add %cl,-0x19(%rcx,%rcx,4)
7: e8 f9 cf ff ff callq 0xffffffffffffd005
c: 41 83 8c 24 c4 11 00 orl $0x1,0x11c4(%r12)
13: 00 01
15: e9 92 fd ff ff jmpq 0xfffffffffffffdac
1a: 0f 0b ud2
1c: 48 83 bf 58 12 00 00 cmpq $0x0,0x1258(%rdi)
23: 00
24: 0f 84 63 fc ff ff je 0xfffffffffffffc8d
2a:* 0f 0b ud2 <-- trapping instruction
2c: 0f 0b ud2
Code starting with the faulting instruction
===========================================
0: 0f 0b ud2
2: 0f 0b ud2
[ 135.541979] R10: ffffa35139832440 R11: 0000000000000424 R12: 0000000000000000
[ 135.560746] RSP: 0018:ffffbddd0073fd60 EFLAGS: 00010082
[ 135.567878] R13: 0000000000000022 R14: 0000000000000000 R15: 0000000000000000
[ 135.580241] FS: 0000000000000000(0000) GS:ffffa3513ba80000(0000)
knlGS:0000000000000000
[ 135.580246] RAX: ffffbddd005fbe30 RBX: 0000000000025090 RCX: 0000000000000000
[ 135.588336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 135.595477] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffffbddd005fa240
[ 135.601225] CR2: 00007f8899c36a10 CR3: 000000017b31c000 CR4: 00000000003406e0
[ 135.608362] RBP: ffffbddd005fbe08 R08: ffffbddd005fbe08 R09: 0000000000000000
[ 135.615500] Call Trace:
[ 135.622637] R10: 0000000000000000 R11: 0000000000000000 R12: ffffbddd005fa240
[ 135.625085] ---[ end trace adb8b44963759cc1 ]---
[ 135.632220] R13: 0000000000000000 R14: 0000000000000000 R15: ffffbddd005fbe08
[ 135.636851] WARNING: CPU: 1 PID: 0 at kernel/rcu/tree.c:941 rcu_nmi_enter
(/tmp/xeno/linux/kernel/rcu/tree.c:941 (discriminator 1))
[ 135.643982] xnsynch_sleep_on
(/tmp/xeno/linux/include/xenomai/cobalt/kernel/lock.h:236 (discriminator 16)
/tmp/xeno/linux/kernel/xenomai/synch.c:229 (discriminator 16))
[ 135.651634] Modules linked in:
[ 135.655649] __cobalt_cond_wait_prologue
(/tmp/xeno/linux/kernel/xenomai/posix/cond.c:189
/tmp/xeno/linux/kernel/xenomai/posix/cond.c:316)
[ 135.655653] rt_igb
[ 135.658713] ? __cobalt_cond_wait_prologue
(/tmp/xeno/linux/kernel/xenomai/posix/cond.c:353)
[ 135.663677] plusb
[ 135.665781] CoBaLt_cond_wait_prologue
(/tmp/xeno/linux/kernel/xenomai/posix/cond.c:354)
[ 135.670918] usbnet
[ 135.672936] handle_head_syscall
(/tmp/xeno/linux/kernel/xenomai/posix/syscall.c:592)
[ 135.677555] mii
[ 135.679658] ipipe_fastcall_hook
(/tmp/xeno/linux/kernel/xenomai/posix/syscall.c:793)
[ 135.685687] ipipe_handle_syscall
(/tmp/xeno/linux/include/linux/compiler.h:193
/tmp/xeno/linux/kernel/ipipe/core.c:1057)
[ 135.689784] CPU: 1 PID: 0 Comm: swapper/2 Tainted: G W
4.19.84-xeno8-static #1
[ 135.693971] do_syscall_64 (/tmp/xeno/linux/arch/x86/entry/common.c:317)
[ 135.702495] Hardware name: TQ-Group TQMxE39M/Type2 - Board Product Name,
BIOS 5.12.30.21.16 01/31/2019
[ 135.706160] ? __ipipe_handle_irq
(/tmp/xeno/linux/include/linux/ipipe_domain.h:308
/tmp/xeno/linux/arch/x86/kernel/ipipe.c:533)
[ 135.715464] I-pipe domain: Linux
[ 135.719738] entry_SYSCALL_64_after_hwframe
(/tmp/xeno/linux/arch/x86/entry/entry_64.S:254)
[ 135.722972] RIP: 0010:rcu_nmi_enter (??:?)
[ 135.728025] RIP: 0033:0x7ffff7f9c134
[ 135.732386] Code: 48 85 c0 75 d9 48 8b 6b 08 eb 9a e8 b6 a9 ff ff 48 8b 6b 08
41 bd 01 00 00 00 4c 8b 35 5d cb 23 01 4c 8d 7d 01 e9 72 ff ff ff <0f> 0b e9 44
All code
========
0: 48 85 c0 test %rax,%rax
3: 75 d9 jne 0xffffffffffffffde
5: 48 8b 6b 08 mov 0x8(%rbx),%rbp
9: eb 9a jmp 0xffffffffffffffa5
b: e8 b6 a9 ff ff callq 0xffffffffffffa9c6
10: 48 8b 6b 08 mov 0x8(%rbx),%rbp
14: 41 bd 01 00 00 00 mov $0x1,%r13d
1a: 4c 8b 35 5d cb 23 01 mov 0x123cb5d(%rip),%r14 #
0x123cb7e
21: 4c 8d 7d 01 lea 0x1(%rbp),%r15
25: e9 72 ff ff ff jmpq 0xffffffffffffff9c
2a:* 0f 0b ud2 <-- trapping instruction
2c: e9 .byte 0xe9
2d: 44 rex.R
Code starting with the faulting instruction
===========================================
0: 0f 0b ud2
2: e9 .byte 0xe9
3: 44 rex.R
[ 135.735966] Code: 8b 73 04 49 89 dc e8 fb ef ff ff 48 89 de 48 8b 5c 24 10 45
31 c0 b9 23 00 00 10 48 8d 54 24 44 45 31 d2 48 89 df 89 c8 0f 05 <8b> 7c 24 29
All code
========
0: 8b 73 04 mov 0x4(%rbx),%esi
3: 49 89 dc mov %rbx,%r12
6: e8 fb ef ff ff callq 0xfffffffffffff006
b: 48 89 de mov %rbx,%rsi
e: 48 8b 5c 24 10 mov 0x10(%rsp),%rbx
13: 45 31 c0 xor %r8d,%r8d
16: b9 23 00 00 10 mov $0x10000023,%ecx
1b: 48 8d 54 24 44 lea 0x44(%rsp),%rdx
20: 45 31 d2 xor %r10d,%r10d
23: 48 89 df mov %rbx,%rdi
26: 89 c8 mov %ecx,%eax
28: 0f 05 syscall
2a:* 8b 7c 24 29 mov 0x29(%rsp),%edi
<-- trapping instruction
Code starting with the faulting instruction
===========================================
0: 8b 7c 24 29 mov 0x29(%rsp),%edi
[ 135.754730] RSP: 0018:ffffa3513bb03f38 EFLAGS: 00010082
[ 135.773496] RSP: 002b:00007fffe82dab10 EFLAGS: 00000246
[ 135.778728] ORIG_RAX: 0000000010000023
[ 135.783954] RAX: 0000000000019480 RBX: ffffa3513ba99480 RCX: ffffa3513ba9c008
[ 135.787792] RAX: ffffffffffffffda RBX: 00007ffff4127c78 RCX: 00007ffff7f9c134
[ 135.794927] RDX: ffffa3513ba9c000 RSI: 0000000000000001 RDI: 0000000000001140
[ 135.802065] RDX: 00007fffe82dab54 RSI: 00007ffff4127c48 RDI: 00007ffff4127c78
[ 135.809201] RBP: fffffffffffffffe R08: ffffa3513ba9c228 R09: 0000000000000045
[ 135.816337] RBP: 00007fffe82dac30 R08: 0000000000000000 R09: 0000000000000000
[ 135.823470] R10: ffffa35139832440 R11: 0000000000000424 R12: ffffffff9e7af080
[ 135.830604] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffff4127c48
[ 135.837738] R13: 0000000000045000 R14: 0000000000000090 R15: 0000000000000000
[ 135.844875] R13: 0000000000000000 R14: 0000000000000001 R15: 00007fffe82dab60
[ 135.852011] FS: 0000000000000000(0000) GS:ffffa3513ba80000(0000)
knlGS:0000000000000000
[ 135.859148] BUG: Unhandled exception over domain Xenomai at
0xffffffff9cf91665 - switching to ROOT
[ 135.867237] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 135.876195] CPU: 2 PID: 798 Comm: fup.fast Tainted: G W
4.19.84-xeno8-static #1
[ 135.881944] CR2: 00007f8899c36a10 CR3: 000000017b31c000 CR4: 00000000003406e0
[ 135.890553] Hardware name: TQ-Group TQMxE39M/Type2 - Board Product Name,
BIOS 5.12.30.21.16 01/31/2019
[ 135.897691] Call Trace:
[ 135.906997] I-pipe domain: Linux
[ 135.909445] ---[ end trace adb8b44963759cc2 ]---
[ 135.912674] Call Trace:
[ 135.917296] WARNING: CPU: 1 PID: 0 at kernel/rcu/tree.c:793 rcu_nmi_exit
(/tmp/xeno/linux/kernel/rcu/tree.c:793 (discriminator 1))
[ 135.919744] dump_stack (/tmp/xeno/linux/lib/dump_stack.c:147)
[ 135.927490] Modules linked in:
[ 135.930810] __ipipe_trap_prologue.cold
(/tmp/xeno/linux/arch/x86/kernel/ipipe.c:436)
[ 135.930814] rt_igb
[ 135.933875] invalid_op (/tmp/xeno/linux/arch/x86/entry/entry_64.S:1145)
[ 135.938580] plusb
[ 135.940684] RIP: 0010:xnthread_suspend (??:?)
[ 135.943998] usbnet
[ 135.946016] Code: 58 12 00 00 4c 89 e7 e8 f9 cf ff ff 41 83 8c 24 c4 11 00 00
01 e9 92 fd ff ff 0f 0b 48 83 bf 58 12 00 00 00 0f 84 63 fc ff ff <0f> 0b 0f 0b
All code
========
0: 58 pop %rax
1: 12 00 adc (%rax),%al
3: 00 4c 89 e7 add %cl,-0x19(%rcx,%rcx,4)
7: e8 f9 cf ff ff callq 0xffffffffffffd005
c: 41 83 8c 24 c4 11 00 orl $0x1,0x11c4(%r12)
13: 00 01
15: e9 92 fd ff ff jmpq 0xfffffffffffffdac
1a: 0f 0b ud2
1c: 48 83 bf 58 12 00 00 cmpq $0x0,0x1258(%rdi)
23: 00
24: 0f 84 63 fc ff ff je 0xfffffffffffffc8d
2a:* 0f 0b ud2 <-- trapping instruction
2c: 0f 0b ud2
Code starting with the faulting instruction
===========================================
0: 0f 0b ud2
2: 0f 0b ud2
[ 135.950809] mii
[ 135.952912] RSP: 0018:ffffbddd0073fd60 EFLAGS: 00010082
[ 135.978750] CPU: 1 PID: 0 Comm: swapper/2 Not tainted 4.19.84-xeno8-static #1
[ 135.978756] RAX: ffffbddd005fbe30 RBX: 0000000000025090 RCX: 0000000000000000
[ 135.985889] Hardware name: TQ-Group TQM
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