From: Jiaying Z. <jia...@go...> - 2008-07-10 02:25:41
|
Hi Jeff, Do you have any thought about what the problem might be? Thanks a lot! Jiaying On Fri, Jul 4, 2008 at 9:06 AM, Jiaying Zhang <jia...@go...> wrote: > The stack trace isn't very helpful. Here it is. > > EIP: 0073:[<d84156c5>] CPU: 0 Not tainted ESP: 007b:0be3ea78 EFLAGS: > 00210206 > Not tainted > EAX: 0be548d8 EBX: 08325b54 ECX: 08325b58 EDX: 0be548cc > ESI: 00000001 EDI: 080598c6 EBP: 0be3ea98 DS: 007b ES: 007b > 08323b6c: [<0806a718>] show_regs+0xc4/0xc9 > 08323b98: [<080594b3>] segv+0x20e/0x226 > 08323c3c: [<080592a0>] segv_handler+0x4f/0x54 > 08323c5c: [<0806537b>] sig_handler_common+0x63/0x72 > 08323cd4: [<080653b8>] sig_handler+0x2e/0x3e > 08323cec: [<080654dd>] handle_signal+0x4d/0x7a > 08323d0c: [<08066ebf>] hard_handler+0xf/0x14 > 08323d1c: [<b7fff420>] 0xb7fff420 > > Kernel panic - not syncing: Kernel mode fault at addr 0xd84156c5, ip > 0xd84156c5 > > EIP: 0073:[<40146334>] CPU: 0 Not tainted ESP: 007b:bfaf2378 EFLAGS: > 00200246 > Not tainted > EAX: ffffffda EBX: 00000003 ECX: c134fd09 EDX: 08050368 > ESI: 4002b7c0 EDI: 40029180 EBP: bfaf24c8 DS: 007b ES: 007b > 08323ad8: [<0806a718>] show_regs+0xc4/0xc9 > 08323b04: [<080596ed>] panic_exit+0x23/0x39 > 08323b18: [<080849d0>] notifier_call_chain+0x21/0x4d > 08323b38: [<08084a72>] __atomic_notifier_call_chain+0x17/0x19 > 08323b54: [<08084a89>] atomic_notifier_call_chain+0x15/0x17 > 08323b70: [<0807116f>] panic+0x4f/0xd1 > 08323b8c: [<080594c1>] segv+0x21c/0x226 > 08323c3c: [<080592a0>] segv_handler+0x4f/0x54 > 08323c5c: [<0806537b>] sig_handler_common+0x63/0x72 > 08323cd4: [<080653b8>] sig_handler+0x2e/0x3e > 08323cec: [<080654dd>] handle_signal+0x4d/0x7a > 08323d0c: [<08066ebf>] hard_handler+0xf/0x14 > 08323d1c: [<b7fff420>] 0xb7fff420 > > Segmentation fault > > Jiaying > > > On Thu, Jul 3, 2008 at 9:56 PM, Jeff Dike <jd...@ad...> wrote: > >> On Thu, Jul 03, 2008 at 12:53:46AM -0700, Jiaying Zhang wrote: >> > I found since 2.6.25 kernels, uml crashes when it calls down() on a >> > semaphore with >> > zero counter. >> >> What's the stack trace? >> >> Can you bisect it? >> >> Jeff >> >> -- >> Work email - jdike at linux dot intel dot com >> > > |