Bug#503821: linux-image-2.6.26-1-xen-amd64: Kernel crash in Dom0 (Eeek! page_mapcount(page) went negative! (-1))
Bastian Blank <waldi@debian.org> écrivait (wrote) :
> On Tue, Oct 28, 2008 at 11:49:16AM +0100, Lars Michael Jogback wrote:
> > It seems to be some problems on the amd64 architecture.
> > After approx 10-20 hours of uptime, the Dom0 crash (even if there is no
> > DomU running) with the following error:
>
> I comitted a workaround, to be exact an update for a workaround. I was
> not longer able to trigger that under load. Please test the snapshots[1]
> tomorrow (2.6.26-10~snapshot.12362 or higher).
Oct 30 15:29:21 fw kernel: [ 0.000000] Linux version
2.6.26-1-xen-amd64 (Debian 2.6.26-10~snapshot.12361) (waldi@debian.org)
(gcc version 4.1.3 20080623 (prerelease) (Debian 4.1.2-23+1)) #1 SMP Thu
Oct 30 03:57:26 UTC 2008
Oct 30 15:32:16 fw kernel: [ 281.498595] Eeek! page_mapcount(page) went negative! (-1)
Oct 30 15:32:16 fw kernel: [ 281.498610] page pfn = 7
Oct 30 15:32:16 fw kernel: [ 281.498612] page->flags = 868
Oct 30 15:32:16 fw kernel: [ 281.498615] page->count = 2
Oct 30 15:32:16 fw kernel: [ 281.498618] page->mapping =
ffff880007bd0890
Oct 30 15:32:16 fw kernel: [ 281.498646] vma->vm_ops = 0x0
Oct 30 15:32:16 fw kernel: [ 281.498662] ------------[ cut here ]------------
Oct 30 15:32:16 fw kernel: [ 281.498665] kernel BUG at mm/rmap.c:673!
Oct 30 15:32:16 fw kernel: [ 281.498667] invalid opcode: 0000 [1] SMP
Oct 30 15:32:16 fw kernel: [ 281.498671] CPU 0
Oct 30 15:32:16 fw kernel: [ 281.498674] Modules linked in: tun
ppp_deflate bsd_comp xfrm_user xfrm4_tunnel tunnel4 ipcomp esp4 aead ah4
iptable_raw xt_comment xt_policy ipt_ULOG ipt_TTL ipt_ttl ipt_REJECT
ipt_REDIRECT ipt_recent ipt_NETMAP ipt_MASQUERADE ipt_LOG ipt_ECN
ipt_ecn ipt_CLUSTERIP ipt_ah ipt_addrtype nf_nat_tftp nf_nat_snmp_basic
nf_nat_sip nf_nat_pptp nf_nat_proto_gre nf_nat_irc nf_nat_h323
nf_nat_ftp nf_nat_amanda ts_kmp nf_conntrack_amanda nf_conntrack_tftp
nf_conntrack_sip nf_conntrack_proto_sctp nf_conntrack_pptp
nf_conntrack_proto_gre nf_conntrack_netlink nf_conntrack_netbios_ns
nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp xt_tcpmss xt_pkttype
xt_physdev xt_owner xt_NFQUEUE xt_NFLOG xt_multiport xt_MARK xt_mark
xt_mac xt_limit xt_length xt_iprange xt_helper xt_hashlimit xt_DSCP
xt_dscp xt_dccp xt_conntrack xt_CONNMARK xt_connmark xt_CLASSIFY
xt_tcpudp xt_state iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack
iptable_mangle nfnetlink iptable_filter ip_tables x_tables ppp_async
crc_ccitt ppp_generic slhc ipv6 deflate
zlib_deflate zlib_inflate ctr twofish twofish_common camellia serpent
blowfish des_generic cbc aes_x86_64 aes_generic xcbc sha256_generic
sha1_generic crypto_null af_key arc4 ecb crypto_blkcipher rt61pci
crc_itu_t rt2x00pci rt2x00lib firmware_class rfkill led_class
input_polldev mac80211 cfg80211 eeprom_93cx6 evdev joydev ext3 jbd
mbcache dm_mirror dm_log dm_snapshot dm_mod thermal_sys
Oct 30 15:32:16 fw kernel: [ 281.498796] Pid: 2892, comm: aptitude Not tainted 2.6.26-1-xen-amd64 #1
Oct 30 15:32:16 fw kernel: [ 281.498799] RIP: e030:[<ffffffff8027c550>] [<ffffffff8027c550>] page_remove_rmap+0xfb/0x117
Oct 30 15:32:16 fw kernel: [ 281.498807] RSP: e02b:ffff880003381bf8 EFLAGS: 00010246
Oct 30 15:32:16 fw kernel: [ 281.498810] RAX: 0000000000000000 RBX: ffff880001d25188 RCX: 0000bdbd000025f0
Oct 30 15:32:16 fw kernel: [ 281.498813] RDX: ffffffffff5f7000 RSI: 0000000000000001 RDI: ffffffff805aaab0
Oct 30 15:32:16 fw kernel: [ 281.498816] RBP: ffff880006974138 R08: ffff8800063ff1f0 R09: ffff880001e92501
Oct 30 15:32:16 fw kernel: [ 281.498819] R10: 0000000000000024 R11: 0000003000000028 R12: ffff880001d25188
Oct 30 15:32:16 fw kernel: [ 281.498822] R13: ffff880006860a78 R14: ffff880006b9adc0 R15: ffff880001e92510
Oct 30 15:32:16 fw kernel: [ 281.498828] FS: 00007fe2eca526f0(0000) GS:ffffffff80539000(0000) knlGS:0000000000000000
Oct 30 15:32:16 fw kernel: [ 281.498831] CS: e033 DS: 0000 ES: 0000
Oct 30 15:32:16 fw kernel: [ 281.498834] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Oct 30 15:32:16 fw kernel: [ 281.498837] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Oct 30 15:32:16 fw kernel: [ 281.498840] Process aptitude (pid: 2892, threadinfo ffff880003380000, task ffff88000621e280)
x Oct 30 15:32:16 fw kernel: [ 281.498843] Stack: 00000000000071000000000000007500 000000000274f000 ffffffff80273239
Oct 30 15:32:16 fw kernel: [ 281.498849] ffff8800032100000000000000000000 ffff880003381cf8 ffffffffffffffff
Oct 30 15:32:16 fw kernel: [ 281.498853] 0000000000000000ffff880006974138 ffff880003381d00 00000000000a2f2a
Oct 30 15:32:16 fw kernel: [ 281.498857] Call Trace:
Oct 30 15:32:16 fw kernel: [ 281.498870] [<ffffffff80273239>] ? unmap_vmas+0x744/0xa49
Oct 30 15:32:16 fw kernel: [ 281.498910] [<ffffffff80278567>] ? exit_mmap+0x7b/0xf7
Oct 30 15:32:16 fw kernel: [ 281.498921] [<ffffffff8022a73d>] ? mmput+0x2c/0xc0
Oct 30 15:32:16 fw kernel: [ 281.498929] [<ffffffff8022fef8>] ? do_exit+0x25a/0x6ce
Oct 30 15:32:16 fw kernel: [ 281.498944] [<ffffffff80230412>] ? do_group_exit+0xa6/0xdc
Oct 30 15:32:16 fw kernel: [ 281.498953] [<ffffffff80238e85>] ? get_signal_to_deliver+0x3b1/0x40b
Oct 30 15:32:16 fw kernel: [ 281.498967] [<ffffffff8020a907>] ? do_notify_resume+0xa0/0x832
Oct 30 15:32:16 fw kernel: [ 281.498980] [<ffffffff80247955>] ? do_futex+0x85/0x8a4
Oct 30 15:32:16 fw kernel: [ 281.498994] [<ffffffff802766a0>] ? handle_mm_fault+0x56b/0xc49
Oct 30 15:32:16 fw kernel: [ 281.499020] [<ffffffff80248272>] ? sys_futex+0xfe/0x11c
Oct 30 15:32:16 fw kernel: [ 281.499034] [<ffffffff8020b63a>] ? sysret_signal+0x32/0x53
Oct 30 15:32:16 fw kernel: [ 281.499038] [<ffffffff8020b8fd>] ? ptregscall_common+0x3d/0x70
Oct 30 15:32:16 fw kernel: [ 281.499067]
Oct 30 15:32:16 fw kernel: [ 281.499070] Code: 80 e8 18 0c fd ff 48 8b
85 90 00 00 00 48 85 c0 74 19 48 8b 40 20 48 85 c0 74 10 48 8b 70 58 48
c7 c7 e1 52 4b 80 e8 f3 0b fd ff <0f> 0b eb fe 8b 77 18 41 58 5b 5d 83
e6 01 f7 de 83 c6 04 e9 64
Oct 30 15:32:16 fw kernel: [ 281.499108] RIP [<ffffffff8027c550>] page_remove_rmap+0xfb/0x117
Oct 30 15:32:16 fw kernel: [ 281.499112] RSP <ffff880003381bf8>
Oct 30 15:32:16 fw kernel: [ 281.499114] ---[ end trace 0f80597e847917e4 ]---
Oct 30 15:32:16 fw kernel: [ 281.499117] Fixing recursive fault but reboot is needed!
It's a domu, dom0 runs ubuntu's 2.6.24-19 on a debian/sid.
This domu was running debian's 2.6.26, I think -9 start crash on load
(aptitude on sid after one week without upgrade).
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