Single

Unknown struct rcu_data Kernel Crash

Maybe it’s a brand new kernel utilization method?

[    3.077548] general protection fault: 0000 [#2] SMP PTI
[    3.077970] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G      D           5.12.10 #2
[    3.078770] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014
[    3.079241] RIP: 0010:0x4141414141414141
[    3.079425] Code: Unable to access opcode bytes at RIP 0x4141414141414117.
[    3.079644] RSP: 0018:ffffc900000c8ef8 EFLAGS: 00000202
[    3.079818] RAX: 4141414141414141 RBX: 0000000000000089 RCX: ffffffff825d8521
[    3.080056] RDX: 4141414141414141 RSI: ffffffff81313ffd RDI: ffff888005750000
[    3.080266] RBP: ffffc900000c8f60 R08: 0000000000000001 R09: ffffffff81313f00
[    3.080485] R10: ffff888005750600 R11: 0000000000000001 R12: ffff88800792d470
[    3.080717] R13: ffffc900000c8f18 R14: ffff888003e7ae00 R15: ffff88800792d400
[    3.080938] FS:  0000000000000000(0000) GS:ffff888007900000(0000) knlGS:0000000000000000
[    3.081180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.081491] CR2: 0000000001ef7000 CR3: 0000000002e10000 CR4: 00000000000006e0
[    3.081711] Call Trace:
[    3.081860]  
[    3.081922]  ? rcu_core+0x33c/0x600
[    3.082048]  rcu_core_si+0xe/0x10
[    3.082145]  __do_softirq+0xe0/0x29b
[    3.082252]  irq_exit_rcu+0xa4/0xb0
[    3.082364]  sysvec_apic_timer_interrupt+0x7c/0x90
[    3.082530]  
[    3.082592]  asm_sysvec_apic_timer_interrupt+0x12/0x20
[    3.082768] RIP: 0010:native_safe_halt+0xe/0x10
[    3.082892] Code: 7b ff ff ff eb bd cc cc cc cc cc cc e9 07 00 00 00 0f 00 2d 76 8b 60 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d 66 8b 60 00 fb f4  cc 0f 1f 44 00 00 55 48 89 e5 53 65 8b 15 57 d4 40 7e 0f 1f 44
[    3.083324] RSP: 0018:ffffc9000008be90 EFLAGS: 00000202
[    3.083455] RAX: ffffffff81c03f80 RBX: 0000000000000001 RCX: ffff88800792d400
[    3.083631] RDX: 0000000000001a32 RSI: ffffc9000008be38 RDI: 00000000b9405100
[    3.083788] RBP: ffffc9000008be98 R08: 0000000000000001 R09: ffff888003e55cc0
[    3.083967] R10: 000000000000000e R11: 000000000000000c R12: ffff888003e7ae00
[    3.084123] R13: ffff888003e7ae00 R14: 0000000000000000 R15: 0000000000000000
[    3.084309]  ? __cpuidle_text_start+0x8/0x8
[    3.084448]  ? default_idle+0xe/0x20
[    3.084542]  arch_cpu_idle+0x15/0x20
[    3.084641]  default_idle_call+0x38/0xc0
[    3.084745]  do_idle+0x1f8/0x260
[    3.084840]  ? swake_up_locked+0x1b/0x20
[    3.084935]  ? complete+0x3f/0x50
[    3.085017]  cpu_startup_entry+0x20/0x30
[    3.085234]  start_secondary+0x11f/0x160
[    3.085509]  secondary_startup_64_no_verify+0xc2/0xcb
[    3.085732] Modules linked in:
[    3.086080] ---[ end trace 26b51e4b66a2a99b ]---
[    3.086251] RIP: 0010:copy_msg+0xa5/0x1a0
[    3.086382] Code: 84 85 00 00 00 41 bc f8 0f 00 00 eb 28 f6 c2 04 0f 85 c6 00 00 00 85 d2 74 10 0f b6 06 41 88 45 00 f6 c2 02 0f 85 c8 00 00 00 <4d> 8b 00 4d 8b 12 4d 85 c0 74 55 49 29 d1 4d 8d 6a 08 49 8d 70 08
[    3.086840] RSP: 0018:ffffc900004dbe18 EFLAGS: 00000246
[    3.086989] RAX: 0000000000000400 RBX: ffff88800585a000 RCX: 0000000000000000
[    3.087165] RDX: 0000000000000000 RSI: 4141414141414149 RDI: ffff88800588f408
[    3.087343] RBP: ffffc900004dbe30 R08: 4141414141414141 R09: 0000000000000000
[    3.087529] R10: 0000000000000000 R11: ffff88800588d000 R12: 0000000000000ff8
[    3.087706] R13: 0000000000000008 R14: ffff888005838800 R15: ffff88800585a000
[    3.087885] FS:  0000000000000000(0000) GS:ffff888007900000(0000) knlGS:0000000000000000
[    3.088094] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.088245] CR2: 0000000001ef7000 CR3: 0000000002e10000 CR4: 00000000000006e0
[    3.088500] Kernel panic - not syncing: Fatal exception in interrupt
[    3.089413] Kernel Offset: disabled
[    3.089800] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]---

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