Messages in this thread | | | Date | Mon, 9 Jun 2008 01:09:17 -0700 | From | Andrew Morton <> | Subject | lockdep internal warning in linux-next |
| |
When I boot the 2-way using http://userweb.kernel.org/~akpm/config-vmm.txt
I see:
Write protecting the kernel text: 2872k Write protecting the kernel read-only data: 1012k hostname used greatest stack depth: 6808 bytes left mount used greatest stack depth: 6048 bytes left hotplug used greatest stack depth: 5568 bytes left ------------[ cut here ]------------ WARNING: at kernel/lockdep.c:2680 check_flags+0x162/0x180() Modules linked in: Pid: 5, comm: watchdog/0 Not tainted 2.6.26-rc5 #3 [<c0123484>] warn_on_slowpath+0x54/0x70 [<c0141e3b>] ? trace_hardirqs_on+0xb/0x10 [<c0141da4>] ? trace_hardirqs_on_caller+0xd4/0x160 [<c0141e3b>] ? trace_hardirqs_on+0xb/0x10 [<c03cc062>] ? _spin_unlock_irq+0x22/0x30 [<c013b5bc>] ? sched_clock_cpu+0xbc/0x140 [<c013f992>] check_flags+0x162/0x180 [<c0143329>] lock_acquire+0x39/0xa0 [<c03cbeac>] _read_lock+0x2c/0x40 [<c0156ec1>] ? watchdog+0xb1/0x1d0 [<c0156ec1>] watchdog+0xb1/0x1d0 [<c011a0f6>] ? complete+0x46/0x60 [<c0156e10>] ? watchdog+0x0/0x1d0 [<c0136632>] kthread+0x42/0x70 [<c01365f0>] ? kthread+0x0/0x70 [<c0103ba3>] kernel_thread_helper+0x7/0x14 ======================= ---[ end trace 8151399cdd960ac9 ]--- possible reason: unannotated irqs-on. irq event stamp: 14 hardirqs last enabled at (13): [<c0141e3b>] trace_hardirqs_on+0xb/0x10 hardirqs last disabled at (14): [<c01403eb>] trace_hardirqs_off+0xb/0x10 softirqs last enabled at (0): [<c0121a8c>] copy_process+0x27c/0x10b0 softirqs last disabled at (0): [<00000000>] 0x0 EXT3 FS on hdc2, internal journal Adding 1020116k swap on /dev/hdc3. Priority:-1 extents:1 across:1020116k
(but at least it all boots and runs - small blessings)
| |