search for: list_debug

...t: > Reported-by: syzbot+c0272972b01b872e604a at syzkaller.appspotmail.com > It will help syzbot understand when the bug is fixed. > > list_del corruption, 0000000054a89bb5->next is LIST_POISON1 > (00000000a63e4a19) > ------------[ cut here ]------------ > kernel BUG at lib/list_debug.c:47! > invalid opcode: 0000 [#1] SMP KASAN > Dumping ftrace buffer: > ?? (ftrace buffer empty) > Modules linked in: > CPU: 0 PID: 4851 Comm: syzkaller762396 Not tainted 4.16.0-rc6+ #364 > Hardware name: Google Google Compute Engine/Google Compute Engine, > BIOS Google 01/01/2...

..., Boris Derzhavets wrote: > Complete  dmesg report contains entries :- Impressive. Can you give provide: lspci -vvv full serial log console output? and what were you doing when this happend? (starting X, playing games?) > > ------------[ cut here ]------------ > WARNING: at lib/list_debug.c:30 __list_add+0x68/0x81() > Hardware name: System Product Name > list_add corruption. prev->next should be next (ffff8801e7d9dda0), but was ffff88017ea4f730. (prev=ffff88017ea4f730). > Modules linked in: nls_utf8 xt_physdev ppdev ip6table_filter ip6_tables ipt_MASQUERADE iptable_nat n...

..., Boris Derzhavets wrote: > Complete  dmesg report contains entries :- Impressive. Can you give provide: lspci -vvv full serial log console output? and what were you doing when this happend? (starting X, playing games?) > > ------------[ cut here ]------------ > WARNING: at lib/list_debug.c:30 __list_add+0x68/0x81() > Hardware name: System Product Name > list_add corruption. prev->next should be next (ffff8801e7d9dda0), but was ffff88017ea4f730. (prev=ffff88017ea4f730). > Modules linked in: nls_utf8 xt_physdev ppdev ip6table_filter ip6_tables ipt_MASQUERADE iptable_nat n...

Hi, I'm running CentOS 6.5 as NFS server (v3 and v4) and exporting Ext4 and XFS filesystem. After many months that all works fine today the server crash: Jan 30 09:46:13 qb-storage kernel: ------------[ cut here ]------------ Jan 30 09:46:13 qb-storage kernel: WARNING: at lib/list_debug.c:26 __list_add+0x6d/0xa0() (Not tainted) Jan 30 09:46:13 qb-storage kernel: Hardware name: PowerEdge Jan 30 09:46:13 qb-storage kernel: list_add corruption. next->prev should be prev (ffff8804366c5df0), but was ffff8803f611fa68. (next=ffff8803f611fa68). Jan 30 09:46:13 qb-storage kernel: Mod...

...5 11:40:50 chadwick nslcd[11420]: [767df3] ldap_result() failed: Invalid DN syntax Mar 5 11:40:50 chadwick nslcd[11420]: [767df3] lookup of user usi660 failed: Invalid DN syntax Mar 5 11:41:46 chadwick kernel: ------------[ cut here ]------------ Mar 5 11:41:46 chadwick kernel: WARNING: at lib/list_debug.c:26 __list_add+0x6d/0xa0() (Not tainted) Mar 5 11:41:46 chadwick kernel: Hardware name: PowerEdge R910 Mar 5 11:41:46 chadwick kernel: list_add corruption. next->prev should be prev (ffff8820531518d0), but was ffff884d4c4594d0. (next=ffff884d4c4594d0). Mar 5 11:41:46 chadwick kernel: Modules...

CentOS 6.4 x86_64 Kernel: 2.6.32-358.14.1.el6.x86_64 I have been noticing repeatedly that after a couple of weeks of uptime my NFS server starts to generate the following error: ------------[ cut here ]------------ WARNING: at lib/list_debug.c:26 __list_add+0x6d/0xa0() (Tainted: G W --- ------------ ) Hardware name: ProLiant DL380 G7 list_add corruption. next->prev should be prev (ffff88031930bde8), but was ffff8...

..., which suggested similar issues have been around a while, but the results I found tended to be for CentOS 6 and older kernels. Can anyone help me understand what this means? Jul 31 16:58:15 den-nagios kernel: ------------[ cut here ]------------ Jul 31 16:58:15 den-nagios kernel: WARNING: at lib/list_debug.c:33 __list_add+0xac/0xc0() Jul 31 16:58:15 den-nagios kernel: list_add corruption. prev->next should be next (ffff880174795358), but was 64756f6c6373646e. (prev=ffff880806a44458). Jul 31 16:58:15 den-nagios kernel: Modules linked in: dell_rbu dcdbas ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_...

...oth traces in-line. The traces are separated from any other log messages by 3 minutes, so I don't think anything else is relevant. Oct 10 10:36:18 adam.happyassassin.net kernel: ------------[ cut here ]------------ Oct 10 10:36:18 adam.happyassassin.net kernel: WARNING: CPU: 0 PID: 1516 at lib/list_debug.c:62 __list_del_entry+0xdd/0xe0() Oct 10 10:36:18 adam.happyassassin.net kernel: list_del corruption. next->prev should be ffff8801b5727240, but was ffff8001b5727240 Oct 10 10:36:18 adam.happyassassin.net kernel: Modules linked in: rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd rfcomm arc4 md4 nls_...

Greetings, I got the below dmesg and the first bad commit is commit cf39c8e5352b4fb9efedfe7e9acb566a85ed847c Merge: 3398d25 23b7eaf Author: Linus Torvalds <torvalds@linux-foundation.org> Date: Wed Sep 4 17:45:39 2013 -0700 Merge tag ''stable/for-linus-3.12-rc0-tag'' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip Pull Xen updates from Konrad