[419663.654166] sysrq: SysRq : Show backtrace of all active CPUs [419663.654210] Sending NMI to all CPUs: [419663.655358] NMI backtrace for cpu 0 [419663.655389] CPU: 0 PID: 12284 Comm: kworker/u8:4 Tainted: G E 4.5.0-2-686-pae #1 Debian 4.5.4-1 [419663.655448] Hardware name: Dell Computer Corporation Dimension 8300 /0W2562, BIOS A04 01/15/2004 [419663.655507] Workqueue: kcryptd kcryptd_crypt [dm_crypt] [419663.658089] task: f31360c0 ti: f3f7a000 task.ti: f3f7a000 [419663.658125] EIP: 0060:[] EFLAGS: 00000246 CPU: 0 [419663.658158] EIP is at aes_decrypt+0xdb8/0xdd0 [419663.658189] EAX: f321f130 EBX: 8c59c82e ECX: ff02bf48 EDX: 00000010 [419663.658224] ESI: ddac5e88 EDI: 88b7c55f EBP: f3f7bdc4 ESP: f3f7bd9c [419663.658260] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 [419663.658295] CR0: 8005003b CR2: b74ce270 CR3: 336c2080 CR4: 000006f0 [419663.658329] Stack: [419663.658356] c128c28c ecb84ae0 bf061d4d d23dd798 88b7c55f 8c59c82e f7b9cba1 ecb84ae0 [419663.658410] ddac5e88 ecb84ae0 f3f7bdec f85ea335 f5a93630 f3f7be58 f3f7bdfc f321f000 [419663.658464] 00000120 f5a93600 f8605108 ddac5e88 f3f7be4c f85ea3b0 c1297ca0 c12989f0 [419663.658518] Call Trace: [419663.658546] [] ? blkcipher_walk_next+0x1dc/0x360 [419663.658579] [] ? crypt+0xb5/0xe0 [xts] [419663.658617] [] ? decrypt+0x50/0x70 [xts] [419663.658655] [] ? crypto_aes_set_key+0x30/0x30 [419663.658689] [] ? aes_encrypt+0xd50/0xd50 [419663.658721] [] ? async_decrypt+0x42/0x60 [419663.658754] [] ? crypt_convert+0x261/0x400 [dm_crypt] [419663.658788] [] ? sched_clock_cpu+0xff/0x130 [419663.658821] [] ? kcryptd_crypt+0x2f8/0x360 [dm_crypt] [419663.658856] [] ? __switch_to+0x182/0x4f0 [419663.658888] [] ? process_one_work+0x11f/0x380 [419663.658920] [] ? worker_thread+0x39/0x460 [419663.658952] [] ? __wake_up_locked+0x1f/0x30 [419663.658984] [] ? process_one_work+0x380/0x380 [419663.659016] [] ? kthread+0xa6/0xc0 [419663.659046] [] ? ret_from_kernel_thread+0x21/0x38 [419663.659080] [] ? kthread_create_on_node+0x130/0x130 [419663.659114] Code: 95 60 67 59 c1 33 34 85 60 6b 59 c1 8b 45 dc 89 78 04 89 58 08 89 30 89 48 0c 83 c4 1c 5b 5e 5f 5d c3 90 05 30 01 00 00 83 fa 10 <89> 45 f0 0f 8e 71 f6 ff ff e9 7b f4 ff ff 66 90 66 90 66 90 66 [419663.659208] NMI backtrace for cpu 1 [419663.659237] CPU: 1 PID: 12677 Comm: zsh Tainted: G E 4.5.0-2-686-pae #1 Debian 4.5.4-1 [419663.659294] Hardware name: Dell Computer Corporation Dimension 8300 /0W2562, BIOS A04 01/15/2004 [419663.659354] task: c01005c0 ti: cd154000 task.ti: cd154000 [419663.659387] EIP: 0060:[] EFLAGS: 00000a07 CPU: 1 [419663.659421] EIP is at delay_tsc+0x0/0x80 [419663.659452] EAX: 002d4cb0 EBX: 00002710 ECX: fffff000 EDX: 002d4caf [419663.659488] ESI: 00000001 EDI: c104f0d0 EBP: cd155eec ESP: cd155ea8 [419663.659523] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 [419663.659557] CR0: 80050033 CR2: b7726008 CR3: 0fa38120 CR4: 000006f0 [419663.659591] Stack: [419663.659617] c12dff58 c12d7f92 c1683dc9 c1674611 00000000 c164c362 0000006c 00000007 [419663.659678] 00000000 cd155eec c13b4110 c164c362 c16a5308 c1764060 00000002 f58f6100 [419663.659735] c13b4590 cd155ef8 c13b45b4 cd155f68 cd155f18 c1221cad cd155f68 00000002 [419663.659789] Call Trace: [419663.659817] [] ? __const_udelay+0x18/0x20 [419663.659849] [] ? nmi_trigger_all_cpu_backtrace+0xc2/0x200 [419663.659883] [] ? __handle_sysrq+0xe0/0x130 [419663.659914] [] ? sysrq_filter+0x3f0/0x3f0 [419663.659946] [] ? write_sysrq_trigger+0x24/0x40 [419663.659981] [] ? proc_reg_write+0x4d/0x70 [419663.660108] [] ? proc_reg_poll+0x70/0x70 [419663.660152] [] ? __vfs_write+0x20/0x50 [419663.660188] [] ? vfs_write+0x8c/0x1b0 [419663.660222] [] ? SyS_write+0x51/0xb0 [419663.660256] [] ? do_fast_syscall_32+0x8d/0x150 [419663.660289] [] ? sysenter_past_esp+0x40/0x61 [419663.660323] Code: 74 26 00 64 8b 15 dc f0 83 c1 8d 04 80 6b d2 3e c1 e0 02 f7 e2 8d 42 01 ff 15 88 cb 75 c1 5d c3 8d 74 26 00 8d bc 27 00 00 00 00 <55> 89 e5 57 56 53 83 ec 0c 3e 8d 74 26 00 89 45 ec c7 45 f0 00