On Tue, 16 Jan 2007, Andrey Borzenkov wrote:
> I have Toshiba Portege 4000 that almost always hangs dead resuming from STR.
> This was better before 2.6.18, since then STR is unusable. Sometimes it
> manages to resume; yesterday I got on console and in dmesg:
>
> =====================================
> [ BUG: lock held at task exit time! ]
> - -------------------------------------
> echo/28793 is exiting with locks still held!
> 1 lock held by echo/28793:
> #0: (pm_mutex){--..}, at: [<c013bfff>] enter_state+0x3f/0x170
>
> stack backtrace:
> [<c0103fea>] show_trace_log_lvl+0x1a/0x30
> [<c01045f2>] show_trace+0x12/0x20
> [<c01046a6>] dump_stack+0x16/0x20
> [<c0132377>] debug_check_no_locks_held+0x87/0x90
> [<c011c8bb>] do_exit+0x4db/0x820
> [<c011cc29>] do_group_exit+0x29/0x70
> [<c011cc7f>] sys_exit_group+0xf/0x20
> [<c010300e>] sysenter_past_esp+0x5f/0x99
> =======================
Have you tried using 2.6.19? There was a bug which got fixed in that
release.
Alan Stern
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