Hi, I am trying to kexec into 2.6.21-rc6-mm1 kernel on an x86_64 machine and aacraid panics in the second kernel. Following is the panic message. Any idea what's going on? Please let me know if more details are required. Adaptec aacraid driver (1.1-5[2437]-mh4) ACPI: PCI Interrupt 0000:01:02.0[A] -> GSI 25 (level, low) -> IRQ 25 Unable to handle kernel NULL pointer dereference at 0000000000000000 RIP: [<0000000000000000>] PGD 0 Oops: 0000 [1] SMP last sysfs file: CPU 4 Modules linked in: Pid: 1, comm: swapper Not tainted 2.6.21-rc6-mm1 #2 RIP: 0010:[<0000000000000000>] [<0000000000000000>] RSP: 0018:ffff810100c9fc78 EFLAGS: 00010246 RAX: ffff810100c9fcc4 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000001001 RDI: ffff810100e02d30 RBP: ffff810100e02d30 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000002 R12: ffff810100e02800 R13: 0000000000000000 R14: ffffffff80690ee1 R15: 000000000000002d FS: 0000000000000000(0000) GS:ffff810100cf6440(0000) knlGS:0000000000000000 CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b CR2: 0000000000000000 CR3: 0000000000201000 CR4: 00000000000006e0 Process swapper (pid: 1, threadinfo ffff810100c9e000, task ffff810100c9d450) Stack: ffffffff8045952f 0000000000000000 ffffffff00000000 ffff810100c9fcc4 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffff80690ee1 000000000000002d ffff810100e02d30 0000000000000001 Call Trace: Inexact backtrace: [<ffffffff8045952f>] aac_rx_restart_adapter+0x7e/0x169 [<ffffffff80459a0a>] _aac_rx_init+0x70/0x2f6 [<ffffffff80280ee4>] cache_alloc_refill+0xdb/0x1db [<ffffffff8045317f>] aac_probe_one+0x1a9/0x462 [<ffffffff8035f3a0>] pci_device_probe+0xd1/0x138 [<ffffffff803b3251>] driver_probe_device+0xf7/0x174 [<ffffffff803b33e4>] __driver_attach+0x6f/0xae [<ffffffff803b3375>] __driver_attach+0x0/0xae [<ffffffff803b3375>] __driver_attach+0x0/0xae [<ffffffff803b261e>] bus_for_each_dev+0x43/0x6e [<ffffffff803b2993>] bus_add_driver+0x78/0x19a [<ffffffff8035f578>] __pci_register_driver+0x58/0x8d [<ffffffff8084a909>] aac_init+0x35/0x70 [<ffffffff8082d8ad>] kernel_init+0x167/0x2d1 [<ffffffff8020a998>] child_rip+0xa/0x12 [<ffffffff8036bd60>] acpi_ds_init_one_object+0x0/0x7c [<ffffffff8082d746>] kernel_init+0x0/0x2d1 [<ffffffff8020a98e>] child_rip+0x0/0x12 Code: Bad RIP value. RIP [<0000000000000000>] RSP <ffff810100c9fc78> CR2: 0000000000000000 Kernel panic - not syncing: Attempted to kill init! Thanks Vivek - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html