Bug 201726
Summary: | slab allocator lock recursion. | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Product: | [Fedora] Fedora | Reporter: | Lonni J Friedman <netllama> | ||||||||
Component: | kernel | Assignee: | Peter Zijlstra <pzijlstr> | ||||||||
Status: | CLOSED ERRATA | QA Contact: | Brian Brock <bbrock> | ||||||||
Severity: | high | Docs Contact: | |||||||||
Priority: | medium | ||||||||||
Version: | 6 | CC: | konradr, lwang, wtogami | ||||||||
Target Milestone: | --- | ||||||||||
Target Release: | --- | ||||||||||
Hardware: | x86_64 | ||||||||||
OS: | Linux | ||||||||||
Whiteboard: | |||||||||||
Fixed In Version: | Doc Type: | Bug Fix | |||||||||
Doc Text: | Story Points: | --- | |||||||||
Clone Of: | Environment: | ||||||||||
Last Closed: | 2006-11-12 05:45:18 UTC | Type: | --- | ||||||||
Regression: | --- | Mount Type: | --- | ||||||||
Documentation: | --- | CRM: | |||||||||
Verified Versions: | Category: | --- | |||||||||
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||||||
Cloudforms Team: | --- | Target Upstream Version: | |||||||||
Embargoed: | |||||||||||
Bug Depends On: | |||||||||||
Bug Blocks: | 202141 | ||||||||||
Attachments: |
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Description
Lonni J Friedman
2006-08-08 15:27:16 UTC
Created attachment 133794 [details]
dmesg which includes the copious backtraces
Created attachment 133795 [details]
sysreport
attaching sysreport generated after the spewage
Created attachment 133803 [details]
Serial output showing similar problem.
I get stuff like this:
Loading scsi_mod.ko module
BUG: warning at kernel/lockdep.c:565/print_infinite_recursion_bug() (Not
tainted)
Call Trace:
[<ffffffff8026e67d>] show_trace+0xae/0x319
[<ffffffff8026e8fd>] dump_stack+0x15/0x17
[<ffffffff802a71da>] print_infinite_recursion_bug+0x45/0x49
[<ffffffff802a7cad>] check_noncircular+0x30/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a7cf2>] check_noncircular+0x75/0x9c
[<ffffffff802a8558>] __lock_acquire+0x83f/0xa5f
[<ffffffff802a8d1b>] lock_acquire+0x4b/0x69
[<ffffffff80266009>] __mutex_lock_slowpath+0xe5/0x261
[<ffffffff802661af>] mutex_lock+0x2a/0x2e
[<ffffffff802ac2a4>] lock_cpu_hotplug+0x7a/0x85
[<ffffffff802bb1ed>] stop_machine_run+0x1a/0x4a
[<ffffffff802af2d3>] sys_init_module+0x16d6/0x18cc
[<ffffffff8026030e>] system_call+0x7e/0x83
DWARF2 unwinder stuck at system_call+0x7e/0x83
Leftover inexact backtrace:
-> #20 (&rq->rq_lock_key#16){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #19 (&rq->rq_lock_key#15){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #18 (&rq->rq_lock_key#14){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #17 (&rq->rq_lock_key#13){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #16 (&rq->rq_lock_key#12){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #15 (&rq->rq_lock_key#11){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #14 (&rq->rq_lock_key#10){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #13 (&rq->rq_lock_key#9){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #12 (&rq->rq_lock_key#8){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #11 (&rq->rq_lock_key#7){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #10 (&rq->rq_lock_key#6){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #9 (&rq->rq_lock_key#5){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #8 (&rq->rq_lock_key#4){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #7 (&rq->rq_lock_key#3){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #6 (&rq->rq_lock_key#2){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028d34e>] double_rq_lock+0x2d/0x33
[<ffffffff8028d61d>] __migrate_task+0x63/0xea
[<ffffffff802469c8>] migration_thread+0x1e0/0x23f
[<ffffffff802352e9>] kthread+0xff/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #5 (&rq->rq_lock_key){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8028dcc8>] task_rq_lock+0x41/0x74
[<ffffffff8024887f>] try_to_wake_up+0x26/0x418
[<ffffffff8028decc>] default_wake_function+0xc/0xf
[<ffffffff8028c1cc>] __wake_up_common+0x3d/0x68
[<ffffffff8028d30c>] complete+0x37/0x4c
[<ffffffff802352c4>] kthread+0xda/0x136
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #4 (&q->lock){++..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff80267a22>] _spin_lock_irqsave+0x2b/0x3c
[<ffffffff8023a752>] __wake_up_sync+0x1d/0x4e
[<ffffffff8029c27e>] do_notify_parent+0x197/0x1b5
[<ffffffff80216481>] do_exit+0x809/0x919
[<ffffffff8029feea>] ____call_usermodehelper+0x5e/0x5f
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #3 (&sighand->siglock){....}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff8022e1d9>] flush_old_exec+0x49c/0xb14
[<ffffffff80219053>] load_elf_binary+0x47d/0x18ee
[<ffffffff80242803>] search_binary_handler+0xcb/0x2c7
[<ffffffff80250a4a>] load_script+0x1ae/0x1c4
[<ffffffff80242803>] search_binary_handler+0xcb/0x2c7
[<ffffffff80241cc3>] do_execve+0x1a3/0x261
[<ffffffff802575ea>] sys_execve+0x35/0x4d
[<ffffffff802612cb>] execve+0x63/0xc8
[<ffffffff8026d7d3>] init+0x353/0x3cd
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #2 (init_sighand.siglock){....}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026764a>] _spin_lock+0x24/0x31
[<ffffffff80220e98>] copy_process+0x1196/0x167d
[<ffffffff8023363c>] do_fork+0x7e/0x17f
[<ffffffff802611f8>] kernel_thread+0x80/0xde
[<ffffffff8096e8bb>] start_kernel+0x249/0x24c
[<ffffffff8096e28a>] _sinittext+0x28a/0x292
[<ffffffffffffffff>] 0xffffffffffffffff
-> #1 (tasklist_lock){..--}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff8026771e>] _write_lock_irq+0x2a/0x37
[<ffffffff80220e00>] copy_process+0x10fe/0x167d
[<ffffffff80291bda>] fork_idle+0x36/0x61
[<ffffffff80278e08>] do_fork_idle+0x13/0x27
[<ffffffff8027919f>] __cpu_up+0x298/0x782
[<ffffffff802abdfd>] _cpu_up+0x80/0xdd
[<ffffffff802abe84>] cpu_up+0x2a/0x42
[<ffffffff8026d537>] init+0xb7/0x3cd
[<ffffffff8026125d>] child_rip+0x7/0x12
-> #0 (cpu_bitmask_lock){--..}:
[<ffffffff802a8d1a>] lock_acquire+0x4a/0x69
[<ffffffff80266008>] __mutex_lock_slowpath+0xe4/0x261
[<ffffffff802661ae>] mutex_lock+0x29/0x2e
[<ffffffff802ac2a3>] lock_cpu_hotplug+0x79/0x85
[<ffffffff802bb1ec>] stop_machine_run+0x19/0x4a
[<ffffffff802af2d2>] sys_init_module+0x16d5/0x18cc
[<ffffffff8026030d>] system_call+0x7d/0x83
other info that might help us debug this:
1 lock held by insmod/583:
#0: (module_mutex){--..}, at: [<ffffffff80265de5>]
mutex_lock_interruptible+0x2a/0x2e
stack backtrace:
Call Trace:
[<ffffffff8026e67d>] show_trace+0xae/0x319
[<ffffffff8026e8fd>] dump_stack+0x15/0x17
[<ffffffff802a6f67>] print_circular_bug_tail+0x6c/0x77
[<ffffffff802a8561>] __lock_acquire+0x848/0xa5f
[<ffffffff802a8d1b>] lock_acquire+0x4b/0x69
[<ffffffff80266009>] __mutex_lock_slowpath+0xe5/0x261
[<ffffffff802661af>] mutex_lock+0x2a/0x2e
[<ffffffff802ac2a4>] lock_cpu_hotplug+0x7a/0x85
[<ffffffff802bb1ed>] stop_machine_run+0x1a/0x4a
[<ffffffff802af2d3>] sys_init_module+0x16d6/0x18cc
[<ffffffff8026030e>] system_call+0x7e/0x83
DWARF2 unwinder stuck at system_call+0x7e/0x83
Leftover inexact backtrace:
SCSI subsystem initialized
should be fixed in 2.6.18-1.2849.fc6 now in updates |