<div dir="ltr">Hi,<div><br></div><div>On reboot my system is showing kernel stack trace as :</div><div><br></div><div><div>root@ds:~# reboot</div><div><br></div><div>INIT: Sending processes the TERM signal</div><div>INIT</div>
<div>Stopping Dropbear SSH server: stopped /usr/sbin/dropbear (pid 2152)</div><div>dropbear.</div><div>Stopping network benchmark server: netserverstopped /usr/sbin/netserver (pid 2157)</div><div>.</div><div>Stopping system log daemon...0</div>
<div>Stopping kernel log daemon...0</div><div>Deconfiguring network interfaces... done.</div><div>Sending all processes the TERM signal...</div><div>Sending all processes the KILL signal...</div><div>Unmounting remote filesystems...</div>
<div>Deactivating swap...</div><div>Unmounting local filesystems...</div><div>Rebooting... Disabling non-boot CPUs ...</div><div><br></div><div>BUG: scheduling while atomic: reboot/2210/0x00000002<br></div><div>Modules linked in:</div>
<div>Preemption disabled at:[< (null)>] (null)</div><div><br></div><div>Call Trace:</div><div>[ebe09b20] [c0007094] show_stack+0x44/0x150 (unreliable)</div><div>[ebe09b60] [c064f5f4] __schedule_bug+0x84/0x9c</div>
<div>[ebe09b70] [c064c1c0] __schedule+0x510/0x5e0</div><div>[ebe09c80] [c064aea4] schedule_timeout+0x164/0x1d0</div><div>[ebe09cc0] [c064bb10] wait_for_common+0xd0/0x1b0</div><div>[ebe09d00] [c004db58] kthread_create_on_node+0xa8/0x140</div>
<div>[ebe09d70] [c00a42cc] _cpu_down+0x1ec/0x4e0</div><div>[ebe09de0] [c002d8a0] disable_nonboot_cpus+0x90/0x160</div><div>[ebe09e10] [c004044c] kernel_restart+0x1c/0x90</div><div>[ebe09e20] [c004069c] sys_reboot+0x1cc/0x250</div>
<div>[ebe09f40] [c000efe0] ret_from_syscall+0x0/0x3c</div><div>--- Exception: c01 at 0xff17684</div><div> LR = 0x10000c00</div><div>BUG: scheduling while atomic: reboot/2210/0x00000002<br></div><div>Modules linked in:</div>
<div>Preemption disabled at:[< (null)>] (null)</div><div><br></div><div>Call Trace:</div><div>[ebe09b90] [c0007094] show_stack+0x44/0x150 (unreliable)</div><div>[ebe09bd0] [c064f5f4] __schedule_bug+0x84/0x9c</div>
<div>[ebe09be0] [c064c1c0] __schedule+0x510/0x5e0</div><div>[ebe09cf0] [c064aea4] schedule_timeout+0x164/0x1d0</div><div>[ebe09d30] [c064bb10] wait_for_common+0xd0/0x1b0</div><div>[ebe09d70] [c00a42f8] _cpu_down+0x218/0x4e0</div>
<div>[ebe09de0] [c002d8a0] disable_nonboot_cpus+0x90/0x160</div><div>[ebe09e10] [c004044c] kernel_restart+0x1c/0x90</div><div>[ebe09e20] [c004069c] sys_reboot+0x1cc/0x250</div><div>[ebe09f40] [c000efe0] ret_from_syscall+0x0/0x3c</div>
<div>--- Exception: c01 at 0xff17684</div><div> LR = 0x10000c00</div></div><div><br></div><div><br></div><div>and so on.</div><div><br></div><div>Any kind of help will be appreciated.</div><div><br></div><div>Also i want to know the significance of <b>0x84/0x9c</b></div>
<div><b><br></b></div><div>" __schedule_bug+<b>0x84/0x9c</b>"</div></div>