Messages in this thread | | | Subject | Re: BUG: soft lockup detected on Phenom with Debian 2.6.24-4 | From | Laurent GUERBY <> | Date | Sun, 16 Mar 2008 15:43:08 +0100 |
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On Sat, 2008-03-08 at 23:00 +0100, Laurent GUERBY wrote: > Hi, > > I have a system with an "AMD64 Phenom 9500" quad core cpu, 4GB RAM, > "ASUS M3A32 MVP Deluxe wifi" motherboard with latest vendor BIOS > (0801). > > I tried stock debian etch kernel (Debian 2.6.18.dfsg.1-18etch1), > machine > froze with no message, debian etch backport kernel same, and then > Debian 2.6.24-4 from unstable and I got some messages: machine > is not frozen but some userland processes are (ps says "Dl" state > with child in "Zs" state) and "events/3" is taking 100% cpu > according to top: > > 18 root 15 -5 0 0 0 R 100 0.0 74:59.46 > events/3 > > Got to the same state with ubuntu hardy 2.6.24-8-server kernel. All > kernels are untainted, no X running anyway. > > It takes a few hours of doing some stuff, in my case bootstraping or > testing GCC at -j 4, and then the problem happens.
On 2.6.24-1-amd64 (Debian 2.6.24-4) I got a slightly different backtrace in /var/log/messages after a few hours of stressing the machine with compilations, see below. The given process was stuck and unkillable.
Any idea on what to do/try?
Thanks in advance,
Laurent
BUG: soft lockup - CPU#3 stuck for 11s! [sh:7652] CPU 3: Modules linked in: nfs tun nfsd lockd nfs_acl auth_rpcgss sunrpc exportfs ac battery ipv6 it87 hwmon_vid eeprom loop snd_hda_intel snd_pcm snd_timer snd serio_raw i2c_piix4 soundcore snd_page_alloc ath5k pcspkr psmouse i2c_core mac80211 cfg80211 button sky2 evdev ext3 jbd mbcache dm_mirror dm_snapshot dm_mod sd_mod ata_generic firewire_ohci firewire_core atiixp crc_itu_t ehci_hcd ahci pata_marvell ohci_hcd libata scsi_mod generic ide_core thermal processor fan Pid: 7652, comm: sh Not tainted 2.6.24-1-amd64 #1 RIP: 0010:[<ffffffff8021bc79>] [<ffffffff8021bc79>] __smp_call_function_mask+0x9f/0xbf RSP: 0018:ffff81000131bd68 EFLAGS: 00000297 RAX: 00000000000008fc RBX: 0000000000000003 RCX: 0000000000000001 RDX: 00000000000008fc RSI: 00000000000000fc RDI: 0000000000000007 RBP: ffff81000000e000 R08: ffff81011bab5982 R09: ffff81000131bce8 R10: ffff81000131bce8 R11: 0000000000000062 R12: 0000000000000000 R13: 00000000000000d0 R14: ffff81000131bcb8 R15: ffff81000131bcb8 FS: 00002b61abbe4ae0(0000) GS:ffff81011bab58c0(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00000000005e1808 CR3: 0000000001303000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace: [<ffffffff8021bc64>] __smp_call_function_mask+0x8a/0xbf [<ffffffff80275939>] smp_drain_local_pages+0x0/0x5 [<ffffffff80275939>] smp_drain_local_pages+0x0/0x5 [<ffffffff8021bcf7>] smp_call_function_mask+0x5e/0x70 [<ffffffff80276c3a>] __alloc_pages+0x1ef/0x309 [<ffffffff8020be2e>] system_call+0x7e/0x83 [<ffffffff802762a4>] __get_free_pages+0xe/0x32 [<ffffffff802334bb>] copy_process+0xc1/0x148f [<ffffffff8022d224>] set_next_entity+0x18/0x3a [<ffffffff8022d2a3>] pick_next_task_fair+0x2d/0x3f [<ffffffff8020be2e>] system_call+0x7e/0x83 [<ffffffff80234985>] do_fork+0x70/0x204 [<ffffffff8023f29a>] recalc_sigpending+0xe/0x3c [<ffffffff8023f366>] sigprocmask+0x9e/0xc0 [<ffffffff8020c147>] ptregscall_common+0x67/0xb0
guerby@gcc04:~$ cat /proc/7652/stat 7652 (sh) R 7633 3857 3069 34816 3069 4194368 114 0 0 0 0 294472 0 0 20 0 1 0 2369557 8212480 332 18446744073709551615 4194304 4924460 140737476255664 18446744073709551615 47698491444962 262400 65538 0 65538 0 0 0 17 3 0 0 0 0 0 guerby@gcc04:~$ cat /proc/7652/status Name: sh State: R (running) Tgid: 7652 Pid: 7652 PPid: 7633 TracerPid: 27382 Uid: 1000 1000 1000 1000 Gid: 1000 1000 1000 1000 FDSize: 256 Groups: 1000 VmPeak: 8020 kB VmSize: 8020 kB VmLck: 0 kB VmHWM: 1328 kB VmRSS: 1328 kB VmData: 1168 kB VmStk: 92 kB VmExe: 716 kB VmLib: 1560 kB VmPTE: 24 kB Threads: 1 SigQ: 12/18446744073709551615 SigPnd: 0000000000040100 ShdPnd: 00000000000f4102 SigBlk: 0000000000010002 SigIgn: 0000000000000000 SigCgt: 0000000000010002 CapInh: 0000000000000000 CapPrm: 0000000000000000 CapEff: 0000000000000000 Cpus_allowed: 0000000f Mems_allowed: 00000000,00000001 voluntary_ctxt_switches: 0 nonvoluntary_ctxt_switches: 1
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