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Gentoo's Bugzilla – Attachment 333488 Details for
Bug 448872
When ima_appraisal_tcb is enabled, system oops'es in bootmisc
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Kernel oops
kernel_oops_with_ima_appraisal_tcb.txt (text/plain), 7.22 KB, created by
Sven Vermeulen (RETIRED)
on 2012-12-27 16:25:16 UTC
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Description:
Kernel oops
Filename:
MIME Type:
Creator:
Sven Vermeulen (RETIRED)
Created:
2012-12-27 16:25:16 UTC
Size:
7.22 KB
patch
obsolete
>(code ran at that point: "dmesg > /var/log/dmesg") > >[ 30.788279] type=1400 audit(1356624785.788:24): avc: denied { open } for pid=3193 comm="dmesg" path="/etc/ld.so.cache" dev="dm-2" ino=393935 scontext=system_u:system_r:dmesg_t tcontext=root:object_r:etc_t tclass=file >[ 30.810591] type=1400 audit(1356624785.810:25): avc: denied { getattr } for pid=3193 comm="dmesg" path="/etc/ld.so.cache" dev="dm-2" ino=393935 scontext=system_u:system_r:dmesg_t tcontext=root:object_r:etc_t tclass=file >[ 59.806633] BUG: unable to handle kernel NULL pointer dereference at 0000000000000004 >[ 59.807028] IP: [<ffffffff8179d523>] _raw_spin_lock+0x13/0x40 >[ 59.807028] PGD 5842d000 >[ 59.807028] Thread overran stack, or stack corrupted >[ 59.807028] Oops: 0002 [#1] PREEMPT SMP >[ 59.807028] Modules linked in: libcrc32c >[ 59.807028] CPU 1 >[ 59.807028] Pid: 3573, comm: dmesg Not tainted 3.7.0-hardened #1 Bochs Bochs >[ 59.807028] RIP: 0010:[<ffffffff8179d523>] [<ffffffff8179d523>] _raw_spin_lock+0x13/0x40 >[ 59.807028] RSP: 0018:ffff8800584b19f8 EFLAGS: 00010213 >[ 59.807028] RAX: 0000000000000100 RBX: 0000000000000004 RCX: 0000000000000000 >[ 59.807028] RDX: 0000000000000000 RSI: ffff880058924000 RDI: 0000000000000001 >[ 59.807028] RBP: ffff8800584b1be0 R08: ffffffff810e1a1e R09: ffff88005ce75000 >[ 59.807028] R10: 000000000000000a R11: 0000000000000000 R12: 0000000000000004 >[ 59.807028] R13: ffff88005d3c0000 R14: 0000000000000002 R15: 0000000000000002 >[ 59.807028] FS: 0000000000000000(0000) GS:ffff88005fd00000(0000) knlGS:0000000000000000 >[ 59.807028] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b >[ 59.807028] CR2: 0000000000000004 CR3: 00000000017b1000 CR4: 00000000000006f0 >[ 59.807028] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 >[ 59.807028] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 >[ 59.807028] Process dmesg (pid: 3573, threadinfo ffff88005d3c0528, task ffff88005d3c0000) >[ 59.807028] Stack: >[ 59.807028] 0000000000000000 ffffffff8116c66c 0000000000000018 0000100b584b1a78 >[ 59.807028] ffffffff81990c69 000000000000005c 000000006773656d ffff88005892500b >[ 59.807028] ffff88005d2edbc0 ffff880058924000 ffff8800584b1be0 ffffffff810e1a36 >[ 59.807028] Call Trace: >[ 59.807028] [<ffffffff8116c66c>] ? d_path+0x8c/0x120 >[ 59.807028] [<ffffffff810e1a36>] ? audit_log_d_path+0x66/0x100 >[ 59.807028] [<ffffffff8131de60>] ? avc_audit_pre_callback+0x120/0x120 >[ 59.807028] [<ffffffff8133c6bb>] ? common_lsm_audit+0x38b/0x760 >[ 59.807028] [<ffffffff811485c8>] ? kmem_cache_alloc+0xa8/0xc0 >[ 59.807028] [<ffffffff8131e27d>] ? slow_avc_audit+0x8d/0xf0 >[ 59.807028] [<ffffffff8179d0ab>] ? _raw_spin_unlock_irqrestore+0x2b/0x70 >[ 59.807028] [<ffffffff8131e53e>] ? avc_has_perm_flags+0xfe/0x160 >[ 59.807028] [<ffffffff81326e98>] ? file_has_perm+0xa8/0xb0 >[ 59.807028] [<ffffffff8131abd6>] ? security_file_permission+0x36/0xd0 >[ 59.807028] [<ffffffff81152778>] ? rw_verify_area+0x68/0x110 >[ 59.807028] [<ffffffff81152af3>] ? vfs_read+0xe3/0x210 >[ 59.807028] [<ffffffff81158d66>] ? kernel_read+0x56/0x80 >[ 59.807028] [<ffffffff8133ecc4>] ? ima_calc_hash+0xe4/0x1c0 >[ 59.807028] [<ffffffff811a62d5>] ? locks_remove_flock+0x15/0x140 >[ 59.807028] [<ffffffff8133f19a>] ? ima_collect_measurement+0x7a/0xd0 >[ 59.807028] [<ffffffff8134056b>] ? ima_update_xattr+0x4b/0x80 >[ 59.807028] [<ffffffff8133ea5b>] ? ima_file_free+0xdb/0xe0 >[ 59.807028] [<ffffffff81153f98>] ? __fput+0x98/0x2a0 >[ 59.807028] [<ffffffff81091d77>] ? task_work_run+0xb7/0xe0 >[ 59.807028] [<ffffffff81075d9f>] ? do_exit+0x18f/0x960 >[ 59.807028] [<ffffffff81076832>] ? do_group_exit+0x52/0xc0 >[ 59.807028] [<ffffffff810768b3>] ? sys_exit_group+0x13/0x20 >[ 59.807028] [<ffffffff817a3b2a>] ? system_call_fastpath+0x18/0x1d >[ 59.807028] Code: 5b 5d 48 0f ba 2c 24 3f c3 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 53 48 89 fb bf 01 00 00 00 e8 72 3e 00 00 b8 00 01 00 00 <f0> 66 0f c1 03 0f b6 d4 38 c2 74 0a 90 f3 90 0f b6 03 38 d0 75 >[ 59.807028] RIP [<ffffffff8179d523>] _raw_spin_lock+0x13/0x40 >[ 59.807028] RSP <ffff8800584b19f8> >[ 59.807028] CR2: 0000000000000004 >[ 59.807028] ---[ end trace f5dd2e386208ee60 ]--- >[ 59.807028] Fixing recursive fault but reboot is needed! >[ 59.807028] BUG: scheduling while atomic: dmesg/3573/0x00000002 >[ 59.807028] Modules linked in: libcrc32c >[ 59.807028] Pid: 3573, comm: dmesg Tainted: G D 3.7.0-hardened #1 >[ 59.807028] Call Trace: >[ 59.807028] [<ffffffff810a1e70>] ? __schedule_bug+0x50/0x60 >[ 59.807028] [<ffffffff8179c0bd>] ? __schedule+0x82d/0x880 >[ 59.807028] [<ffffffff8179d0ab>] ? _raw_spin_unlock_irqrestore+0x2b/0x70 >[ 59.807028] [<ffffffff810aab80>] ? check_preempt_wakeup+0x220/0x220 >[ 59.807028] [<ffffffff81799dde>] ? printk+0x50/0x5c >[ 60.297697] [<ffffffff8107652c>] ? do_exit+0x91c/0x960 >[ 60.297697] [<ffffffff81076832>] ? do_group_exit+0x52/0xc0 >[ 60.297697] [<ffffffff8179e94c>] ? oops_end+0x7c/0xb0 >[ 60.297697] [<ffffffff81033e7f>] ? no_context+0x12f/0x390 >[ 60.297697] [<ffffffff810cf4e6>] ? search_module_extables+0x86/0xc0 >[ 60.297697] [<ffffffff817a101a>] ? __do_page_fault+0x59a/0x660 >[ 60.297697] [<ffffffff813bbd0a>] ? vsnprintf+0x2ea/0x620 >[ 60.297697] [<ffffffff813bab2e>] ? string.clone.4+0x3e/0xd0 >[ 60.297697] [<ffffffff8102f125>] ? kvm_read_and_reset_pf_reason+0x45/0x70 >[ 60.297697] [<ffffffff8179dc2e>] ? async_page_fault+0x3e/0x50 >[ 60.297697] [<ffffffff810e1a1e>] ? audit_log_d_path+0x4e/0x100 >[ 60.297697] [<ffffffff8179d523>] ? _raw_spin_lock+0x13/0x40 >[ 60.297697] [<ffffffff8179d51e>] ? _raw_spin_lock+0xe/0x40 >[ 60.297697] [<ffffffff8116c66c>] ? d_path+0x8c/0x120 >[ 60.297697] [<ffffffff810e1a36>] ? audit_log_d_path+0x66/0x100 >[ 60.297697] [<ffffffff8131de60>] ? avc_audit_pre_callback+0x120/0x120 >[ 60.297697] [<ffffffff8133c6bb>] ? common_lsm_audit+0x38b/0x760 >[ 60.297697] [<ffffffff811485c8>] ? kmem_cache_alloc+0xa8/0xc0 >[ 60.297697] [<ffffffff8131e27d>] ? slow_avc_audit+0x8d/0xf0 >[ 60.297697] [<ffffffff8179d0ab>] ? _raw_spin_unlock_irqrestore+0x2b/0x70 >[ 60.297697] [<ffffffff8131e53e>] ? avc_has_perm_flags+0xfe/0x160 >[ 60.297697] [<ffffffff81326e98>] ? file_has_perm+0xa8/0xb0 >[ 60.297697] [<ffffffff8131abd6>] ? security_file_permission+0x36/0xd0 >[ 60.297697] [<ffffffff81152778>] ? rw_verify_area+0x68/0x110 >[ 60.297697] [<ffffffff81152af3>] ? vfs_read+0xe3/0x210 >[ 60.297697] [<ffffffff81158d66>] ? kernel_read+0x56/0x80 >[ 60.297697] [<ffffffff8133ecc4>] ? ima_calc_hash+0xe4/0x1c0 >[ 60.297697] [<ffffffff811a62d5>] ? locks_remove_flock+0x15/0x140 >[ 60.297697] [<ffffffff8133f19a>] ? ima_collect_measurement+0x7a/0xd0 >[ 60.297697] [<ffffffff8134056b>] ? ima_update_xattr+0x4b/0x80 >[ 60.297697] [<ffffffff8133ea5b>] ? ima_file_free+0xdb/0xe0 >[ 60.297697] [<ffffffff81153f98>] ? __fput+0x98/0x2a0 >[ 60.297697] [<ffffffff81091d77>] ? task_work_run+0xb7/0xe0 >[ 60.297697] [<ffffffff81075d9f>] ? do_exit+0x18f/0x960 >[ 60.297697] [<ffffffff81076832>] ? do_group_exit+0x52/0xc0 >[ 60.297697] [<ffffffff810768b3>] ? sys_exit_group+0x13/0x20 >[ 60.297697] [<ffffffff817a3b2a>] ? system_call_fastpath+0x18/0x1d
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