Messages in this thread | | | Date | Wed, 7 Mar 2007 08:34:18 -0800 (PST) | From | Linus Torvalds <> | Subject | Re: Linux v2.6.21-rc3 |
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[ Ingo and Thomas added to Cc, because I think this is them.. ]
Ingo, I think this came in during commit 95492e4646, "x86: rewrite SMP TSC sync code".
(Leaving the original message quoted in full for Ingo and Thomas, sorry for the waste of bandwidth)
Linus
--- On Wed, 7 Mar 2007, Michal Piotrowski wrote: > > I get this while > echo shutdown > /sys/power/disk; echo disk > /sys/power/state > > BUG: using smp_processor_id() in preemptible [00000001] code: swsusp_shutdown/3359 > caller is check_tsc_sync_source+0x1b/0xef > [<c010503d>] show_trace_log_lvl+0x1a/0x2f > [<c0105724>] show_trace+0x12/0x14 > [<c01057d6>] dump_stack+0x16/0x18 > [<c01f835e>] debug_smp_processor_id+0xa2/0xb4 > [<c0113cc5>] check_tsc_sync_source+0x1b/0xef > [<c011367d>] __cpu_up+0x136/0x158 > [<c0141aec>] _cpu_up+0x74/0xbf > [<c0141b5d>] cpu_up+0x26/0x38 > [<c0141bbc>] enable_nonboot_cpus+0x4d/0x9a > [<c0146ae0>] pm_suspend_disk+0x11c/0x210 > [<c014597e>] enter_state+0x50/0x1d0 > [<c0145b84>] state_store+0x86/0x9c > [<c01a53d0>] subsys_attr_store+0x20/0x25 > [<c01a54ea>] sysfs_write_file+0xc1/0xe9 > [<c017199b>] vfs_write+0xaf/0x138 > [<c0171f65>] sys_write+0x3d/0x61 > [<c0104064>] syscall_call+0x7/0xb > ======================= > > l *check_tsc_sync_source+0x1b/0xef > 0xc0113caa is in check_tsc_sync_source (/mnt/md0/devel/linux-git/arch/i386/kernel/../../x86_64/kernel/tsc_sync.c:99). > 94 /* > 95 * Source CPU calls into this - it waits for the freshly booted > 96 * target CPU to arrive and then starts the measurement: > 97 */ > 98 void __cpuinit check_tsc_sync_source(int cpu) > 99 { > 100 int cpus = 2; > 101 > 102 /* > 103 * No need to check if we already know that the TSC is not > > echo platform > /sys/power/disk; echo disk > /sys/power/state > doesn't work (as always). > > http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.21-rc3/boot.log > http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.21-rc3/git-config > > Regards, > Michal > > -- > Michal K. K. Piotrowski > LTG - Linux Testers Group (PL) > (http://www.stardust.webpages.pl/ltg/) > LTG - Linux Testers Group (EN) > (http://www.stardust.webpages.pl/linux_testers_group_en/) > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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