[rsbac] kernel bug

Jens Kasten igraltist at rsbac.org
Wed Jun 22 09:17:33 CEST 2011 

Hi list,

i try kernel 2.6.32.41.

My setup is a guest with qemu-kvm.
I use cryptsetup with lvm.
The root partition is on ext4.

The kernel bug and config is appended.

Grüße
Jens


 
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Asking all remaining processes to terminate...[  267.362509] BUG: soft lockup - CPU#2 stuck for 61s! [ssh]
[  267.362509] Modules linked in: nfs lockd nfs_acl auth_rpcgss sunrpc loop [last unloaded: scsi_wait_sca]
[  267.362509] 
[  267.362509] Pid: 964, comm: sshd Not tainted (2.6.32.41-rsbac-4 #5) Bochs
[  267.362509] EIP: 0060:[<c12dfaa5>] EFLAGS: 00000297 CPU: 2
[  267.362509] EIP is at __read_lock_failed+0x5/0x10
[  267.362509] EAX: c13b2980 EBX: f6910940 ECX: 0000000f EDX: 000000bf
[  267.362509] ESI: f6910940 EDI: f6910800 EBP: 00000000 ESP: f6b53c88
[  267.362509]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[  267.362509] CR0: 80050033 CR2: b76cb050 CR3: 0143f000 CR4: 00000690
[  267.362509] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[  267.362509] DR6: ffff0ff0 DR7: 00000400
[  267.362509] Call Trace:
[  267.362509]  [<c12dfb5b>] ? _read_lock+0xb/0x10
[  267.362509]  [<c11f1bf7>] ? do_tty_hangup+0xd7/0x350
[  267.362509]  [<c11f34e3>] ? tty_release_dev+0x113/0x4f0
[  267.362509]  [<c112dca2>] ? dput+0x82/0x120
[  267.362509]  [<c10fd927>] ? remove_vma+0x37/0x50
[  267.362509]  [<c112058e>] ? free_pipe_info+0xe/0x20
[  267.362509]  [<c112d5d6>] ? d_kill+0x46/0x60
[  267.362509]  [<c112d5d6>] ? d_kill+0x46/0x60
[  267.362509]  [<c112d5d6>] ? d_kill+0x46/0x60
[  267.362509]  [<c11f38cf>] ? tty_release+0xf/0x20
[  267.362509]  [<c1118fe7>] ? __fput+0xc7/0x1c0
[  267.362509]  [<c11140cb>] ? filp_close+0x25b/0x590
[  267.362509]  [<c10fd927>] ? remove_vma+0x37/0x50
[  267.362509]  [<c112dca2>] ? dput+0x82/0x120
[  267.362509]  [<c10fd927>] ? remove_vma+0x37/0x50
[  267.362509]  [<c112dca2>] ? dput+0x82/0x120
[  267.362509]  [<c10fd927>] ? remove_vma+0x37/0x50
[  267.362509]  [<c112dca2>] ? dput+0x82/0x120
[  267.362509]  [<c10fd927>] ? remove_vma+0x37/0x50
[  267.362509]  [<c10fd927>] ? remove_vma+0x37/0x50
[  267.362509]  [<c10a3da4>] ? put_files_struct+0x94/0xc0
[  267.362509]  [<c10a5327>] ? do_exit+0x107/0x740
[  267.362509]  [<c1126d0b>] ? user_path_at+0x4b/0x80
[  267.362509]  [<c1126d0b>] ? user_path_at+0x4b/0x80
[  267.362509]  [<c1126d0b>] ? user_path_at+0x4b/0x80
[  267.362509]  [<c10a599c>] ? do_group_exit+0x3c/0xb0
[  267.362509]  [<c10a5a21>] ? sys_exit_group+0x11/0x20
[  267.362509]  [<c100315f>] ? sysenter_do_call+0x12/0x2c
[  267.364492] BUG: soft lockup - CPU#3 stuck for 61s! [rsyslogd:793]
[  267.364492] Modules linked in: nfs lockd nfs_acl auth_rpcgss sunrpc loop [last unloaded: scsi_wait_sca]
[  267.364492] 
[  267.364492] Pid: 793, comm: rsyslogd Not tainted (2.6.32.41-rsbac-4 #5) Bochs
[  267.364492] EIP: 0060:[<c12dfaa3>] EFLAGS: 00000297 CPU: 3
[  267.364492] EIP is at __read_lock_failed+0x3/0x10
[  267.364492] EAX: c13b2980 EBX: f694d100 ECX: f6b7dcf4 EDX: 00000025
[  267.364492] ESI: f6b7dcf4 EDI: f6add280 EBP: 0000000f ESP: f6b7dafc
[  267.364492]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[  267.364492] CR0: 8005003b CR2: f848e0c4 CR3: 37381000 CR4: 00000690
[  267.364492] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[  267.364492] DR6: ffff0ff0 DR7: 00000400
[  267.364492] Call Trace:
[  267.364492]  [<c12dfb5b>] ? _read_lock+0xb/0x10
[  267.364492]  [<c103024e>] ? get_attribute_value_name+0xfe/0x3a0
[  267.364492]  [<c103c1eb>] ? rsbac_get_full_path+0x1cb/0x1f0
[  267.364492]  [<c107bbf4>] ? rsbac_adf_request_int+0x1104/0x22d0
[  267.364492]  [<c10794f2>] ? rsbac_adf_set_attr+0x1452/0x2a50
[  267.364492]  [<c112c1b0>] ? __pollwait+0x0/0xf0
[  267.364492]  [<c12714f7>] ? skb_dequeue+0x47/0x70
[  267.364492]  [<c1271a54>] ? skb_queue_purge+0x14/0x20
[  267.364492]  [<c127183f>] ? __kfree_skb+0xf/0x90
[  267.364492]  [<c12758ea>] ? skb_free_datagram+0xa/0x30
[  267.364492]  [<c12758ea>] ? skb_free_datagram+0xa/0x30
[  267.364492]  [<c1268789>] ? __sock_recvmsg+0x1f9/0x5c0
[  267.364492]  [<c10794f2>] ? rsbac_adf_set_attr+0x1452/0x2a50
[  267.364492]  [<c10794f2>] ? rsbac_adf_set_attr+0x1452/0x2a50
[  267.364492]  [<c10794f2>] ? rsbac_adf_set_attr+0x1452/0x2a50
[  267.364492]  [<c101a7ed>] ? pvclock_clocksource_read+0x5d/0x170
[  267.364492]  [<c1268fd3>] ? sock_recvmsg+0xa3/0xd0
[  267.364492]  [<c10ba410>] ? autoremove_wake_function+0x0/0x40
[  267.364492]  [<c101a88e>] ? pvclock_clocksource_read+0xfe/0x170
[  267.364492]  [<c126a69b>] ? sockfd_lookup_light+0x1b/0x70
[  267.364492]  [<c126c5c7>] ? sys_recvfrom+0xd7/0x160
[  267.364492]  [<c1002683>] ? do_signal+0x93/0xa30
[  267.364492]  [<c10cc515>] ? do_futex+0x5d5/0xa70
[  267.364492]  [<c126c687>] ? sys_recv+0x37/0x40
[  267.364492]  [<c126d5c9>] ? sys_socketcall+0x189/0x270
[  267.364492]  [<c112cdf0>] ? sys_select+0x40/0xc0
[  267.364492]  [<c100315f>] ? sysenter_do_call+0x12/0x2c
[  267.371652] BUG: soft lockup - CPU#0 stuck for 61s! [acpid:846]
[  267.371652] Modules linked in: nfs lockd nfs_acl auth_rpcgss sunrpc loop [last unloaded: scsi_wait_sca]
[  267.371652] 
[  267.371652] Pid: 846, comm: acpid Not tainted (2.6.32.41-rsbac-4 #5) Bochs
[  267.371652] EIP: 0060:[<c12dfaa5>] EFLAGS: 00000297 CPU: 0
[  267.371652] EIP is at __read_lock_failed+0x5/0x10
[  267.371652] EAX: c13b2980 EBX: 00040006 ECX: f693c944 EDX: 00000004
[  267.371652] ESI: f6bbaac0 EDI: f64b7f04 EBP: f6bcaa00 ESP: f64b7e8c
[  267.371652]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[  267.371652] CR0: 8005003b CR2: f848e0c4 CR3: 36b0d000 CR4: 00000690
[  267.371652] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[  267.371652] DR6: ffff0ff0 DR7: 00000400
[  267.371652] Call Trace:
[  267.371652]  [<c12dfb5b>] ? _read_lock+0xb/0x10
[  267.371652]  [<c10b0046>] ? get_signal_to_deliver+0x326/0x3e0
[  267.371652]  [<c10e3369>] ? find_get_page+0x19/0x90
[  267.371652]  [<c1002683>] ? do_signal+0x93/0xa30
[  267.371652]  [<c10fac9f>] ? handle_mm_fault+0x23f/0xb50
[  267.371652]  [<c126c2d7>] ? sys_send+0x37/0x40
[  267.371652]  [<c112cdf0>] ? sys_select+0x40/0xc0
[  267.371652]  [<c1003058>] ? do_notify_resume+0x38/0x60
[  267.371652]  [<c10032b8>] ? work_notifysig+0x13/0x1b

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