| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20181217084303.GF23332@shao2-debian>
Date: Mon, 17 Dec 2018 16:43:03 +0800
From: kernel test robot <rong.a.chen@...el.com>
To: Matthew Wilcox <willy@...radead.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
Linus Torvalds <torvalds@...ux-foundation.org>, lkp@...org
Subject: [LKP] [XArray] 48483614de: WARNING:suspicious_RCU_usage
FYI, we noticed the following commit (built with gcc-5):
commit: 48483614de97c4f5219abeda630e62b2bebdce62 ("XArray: Fix xa_alloc when id exceeds max")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
in testcase: boot
on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 4G
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
+-----------------------------------------------------------------+------------+------------+
| | 4f145cd66a | 48483614de |
+-----------------------------------------------------------------+------------+------------+
| boot_successes | 4 | 0 |
| boot_failures | 0 | 4 |
| Mem-Info | 0 | 4 |
| WARNING:suspicious_RCU_usage | 0 | 4 |
| include/linux/xarray.h:#suspicious_rcu_dereference_check()usage | 0 | 4 |
+-----------------------------------------------------------------+------------+------------+
[ 7.723763] test_overflow: kmalloc_node detected saturation
[ 7.724760] test_overflow: kzalloc detected saturation
[ 7.725677] test_overflow: kzalloc_node detected saturation
[ 7.726755] swapper: vmalloc: allocation failure: 18446744073709551615 bytes, mode:0x6000c0(GFP_KERNEL), nodemask=(null)
[ 7.728636] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 7.729895] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 7.731332] Call Trace:
[ 7.731771] warn_alloc+0xac/0x129
[ 7.732373] __vmalloc_node_range+0x1c9/0x1d7
[ 7.733125] __vmalloc_node+0x2a/0x2f
[ 7.733773] ? test_module_init+0x15af/0x1d0a
[ 7.734542] __vmalloc_node_flags_caller+0x30/0x31
[ 7.735373] test_module_init+0x15af/0x1d0a
[ 7.736097] ? preempt_latency_stop+0x20/0x3c
[ 7.736913] ? preempt_count_sub+0x13/0x1c
[ 7.737633] ? wake_up_klogd+0x3b/0x4b
[ 7.738300] ? vprintk_emit+0x27f/0x291
[ 7.738976] ? test_hexdump_init+0xb5/0xb5
[ 7.739698] ? test_overflow_calculation+0x14b0/0x14b0
[ 7.740595] do_one_initcall+0x91/0x203
[ 7.741266] ? rcu_read_lock_sched_held+0x5c/0x65
[ 7.742095] ? trace_initcall_level+0x35/0x8b
[ 7.742862] kernel_init_freeable+0x13b/0x1bf
[ 7.743627] ? rest_init+0x9e/0x9e
[ 7.744222] kernel_init+0xa/0xf5
[ 7.744816] ret_from_fork+0x24/0x30
[ 7.745485] Mem-Info:
[ 7.745901] active_anon:0 inactive_anon:0 isolated_anon:0
[ 7.745901] active_file:0 inactive_file:0 isolated_file:0
[ 7.745901] unevictable:120680 dirty:0 writeback:0 unstable:0
[ 7.745901] slab_reclaimable:8196 slab_unreclaimable:1250
[ 7.745901] mapped:0 shmem:0 pagetables:0 bounce:0
[ 7.745901] free:868201 free_pcp:461 free_cma:0
[ 7.751260] Node 0 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:482720kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
[ 7.755670] DMA32 free:3022768kB min:67152kB low:83940kB high:100728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145152kB managed:3024208kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1440kB local_pcp:1440kB free_cma:0kB
[ 7.760304] lowmem_reserve[]: 0 961 961
[ 7.760986] Normal free:450036kB min:22956kB low:28692kB high:34428kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:482720kB writepending:0kB present:1048576kB managed:984544kB mlocked:0kB kernel_stack:736kB pagetables:0kB bounce:0kB free_pcp:404kB local_pcp:404kB free_cma:0kB
[ 7.765644] lowmem_reserve[]: 0 0 0
[ 7.766263] DMA32: 2*4kB (UM) 1*8kB (M) 0*16kB 3*32kB (UM) 5*64kB (UM) 2*128kB (UM) 3*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 735*4096kB (M) = 3022768kB
[ 7.768781] Normal: 3*4kB (UM) 5*8kB (UME) 2*16kB (UM) 1*32kB (U) 2*64kB (UM) 26*128kB (UM) 52*256kB (UME) 6*512kB (UME) 4*1024kB (UME) 2*2048kB (ME) 103*4096kB (M) = 450036kB
[ 7.771519] 120693 total pagecache pages
[ 7.772240] 1048432 pages RAM
[ 7.772772] 0 pages HighMem/MovableOnly
[ 7.773451] 46244 pages reserved
[ 7.774018] test_overflow: kvmalloc detected saturation
[ 7.774950] swapper: vmalloc: allocation failure: 18446744073709551615 bytes, mode:0x6000c0(GFP_KERNEL), nodemask=(null)
[ 7.776855] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 7.778131] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 7.779555] Call Trace:
[ 7.779994] warn_alloc+0xac/0x129
[ 7.780597] __vmalloc_node_range+0x1c9/0x1d7
[ 7.781357] __vmalloc_node+0x2a/0x2f
[ 7.781997] ? test_module_init+0x168b/0x1d0a
[ 7.782769] __vmalloc_node_flags_caller+0x30/0x31
[ 7.783601] test_module_init+0x168b/0x1d0a
[ 7.784335] ? preempt_latency_stop+0x20/0x3c
[ 7.785089] ? preempt_count_sub+0x13/0x1c
[ 7.785809] ? wake_up_klogd+0x3b/0x4b
[ 7.786510] ? vprintk_emit+0x27f/0x291
[ 7.787187] ? test_hexdump_init+0xb5/0xb5
[ 7.787912] ? test_overflow_calculation+0x14b0/0x14b0
[ 7.788816] do_one_initcall+0x91/0x203
[ 7.789497] ? rcu_read_lock_sched_held+0x5c/0x65
[ 7.790334] ? trace_initcall_level+0x35/0x8b
[ 7.791097] kernel_init_freeable+0x13b/0x1bf
[ 7.791869] ? rest_init+0x9e/0x9e
[ 7.792475] kernel_init+0xa/0xf5
[ 7.793061] ret_from_fork+0x24/0x30
[ 7.793692] test_overflow: kvmalloc_node detected saturation
[ 7.794711] swapper: vmalloc: allocation failure: 18446744073709551615 bytes, mode:0x6080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null)
[ 7.796773] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 7.798045] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 7.799478] Call Trace:
[ 7.799918] warn_alloc+0xac/0x129
[ 7.800537] __vmalloc_node_range+0x1c9/0x1d7
[ 7.801371] __vmalloc_node+0x2a/0x2f
[ 7.802038] ? test_module_init+0x1755/0x1d0a
[ 7.802803] __vmalloc_node_flags_caller+0x30/0x31
[ 7.803638] test_module_init+0x1755/0x1d0a
[ 7.804375] ? preempt_latency_stop+0x20/0x3c
[ 7.805130] ? preempt_count_sub+0x13/0x1c
[ 7.805848] ? wake_up_klogd+0x3b/0x4b
[ 7.806568] ? vprintk_emit+0x27f/0x291
[ 7.807241] ? test_overflow_calculation+0x14b0/0x14b0
[ 7.808134] do_one_initcall+0x91/0x203
[ 7.808807] ? rcu_read_lock_sched_held+0x5c/0x65
[ 7.809626] ? trace_initcall_level+0x35/0x8b
[ 7.810393] kernel_init_freeable+0x13b/0x1bf
[ 7.811145] ? rest_init+0x9e/0x9e
[ 7.811745] kernel_init+0xa/0xf5
[ 7.812336] ret_from_fork+0x24/0x30
[ 7.812959] test_overflow: kvzalloc detected saturation
[ 7.813888] swapper: vmalloc: allocation failure: 18446744073709551615 bytes, mode:0x6080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null)
[ 7.815901] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 7.817214] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 7.818656] Call Trace:
[ 7.819093] warn_alloc+0xac/0x129
[ 7.819695] __vmalloc_node_range+0x1c9/0x1d7
[ 7.820451] __vmalloc_node+0x2a/0x2f
[ 7.821091] ? test_module_init+0x181f/0x1d0a
[ 7.821851] __vmalloc_node_flags_caller+0x30/0x31
[ 7.822686] test_module_init+0x181f/0x1d0a
[ 7.823418] ? preempt_latency_stop+0x20/0x3c
[ 7.824167] ? preempt_count_sub+0x13/0x1c
[ 7.824886] ? wake_up_klogd+0x3b/0x4b
[ 7.825544] ? vprintk_emit+0x27f/0x291
[ 7.826214] ? test_overflow_calculation+0x14b0/0x14b0
[ 7.827158] do_one_initcall+0x91/0x203
[ 7.827841] ? rcu_read_lock_sched_held+0x5c/0x65
[ 7.828661] ? trace_initcall_level+0x35/0x8b
[ 7.829421] kernel_init_freeable+0x13b/0x1bf
[ 7.830182] ? rest_init+0x9e/0x9e
[ 7.830788] kernel_init+0xa/0xf5
[ 7.831379] ret_from_fork+0x24/0x30
[ 7.832002] test_overflow: kvzalloc_node detected saturation
[ 7.833015] swapper: vmalloc: allocation failure: 18446744073709551615 bytes, mode:0x6000c0(GFP_KERNEL), nodemask=(null)
[ 7.834869] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 7.836143] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 7.837610] Call Trace:
[ 7.838062] warn_alloc+0xac/0x129
[ 7.838677] __vmalloc_node_range+0x1c9/0x1d7
[ 7.839444] __vmalloc_node+0x2a/0x2f
[ 7.840083] ? test_module_init+0x18d1/0x1d0a
[ 7.840843] __vmalloc_node_flags+0x29/0x2a
[ 7.841573] test_module_init+0x18d1/0x1d0a
[ 7.842313] ? preempt_latency_stop+0x20/0x3c
[ 7.843065] ? preempt_count_sub+0x13/0x1c
[ 7.843783] ? wake_up_klogd+0x3b/0x4b
[ 7.844442] ? vprintk_emit+0x27f/0x291
[ 7.845108] ? test_overflow_calculation+0x14b0/0x14b0
[ 7.845999] do_one_initcall+0x91/0x203
[ 7.856482] ? rcu_read_lock_sched_held+0x5c/0x65
[ 7.857347] ? trace_initcall_level+0x35/0x8b
[ 7.858107] kernel_init_freeable+0x13b/0x1bf
[ 7.858870] ? rest_init+0x9e/0x9e
[ 7.859472] kernel_init+0xa/0xf5
[ 7.860057] ret_from_fork+0x24/0x30
[ 7.860691] test_overflow: vmalloc detected saturation
[ 7.861617] swapper: vmalloc: allocation failure: 18446744073709551615 bytes, mode:0x6000c0(GFP_KERNEL), nodemask=(null)
[ 7.863482] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 7.864752] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 7.866180] Call Trace:
[ 7.866666] warn_alloc+0xac/0x129
[ 7.867272] __vmalloc_node_range+0x1c9/0x1d7
[ 7.868035] __vmalloc_node+0x2a/0x2f
[ 7.868679] ? test_module_init+0x198c/0x1d0a
[ 7.869436] vmalloc_node+0x33/0x34
[ 7.870047] test_module_init+0x198c/0x1d0a
[ 7.870783] ? preempt_latency_stop+0x20/0x3c
[ 7.871541] ? preempt_count_sub+0x13/0x1c
[ 7.872252] ? wake_up_klogd+0x3b/0x4b
[ 7.872910] ? test_overflow_calculation+0x14b0/0x14b0
[ 7.873802] do_one_initcall+0x91/0x203
[ 7.874487] ? rcu_read_lock_sched_held+0x5c/0x65
[ 7.875308] ? trace_initcall_level+0x35/0x8b
[ 7.876068] kernel_init_freeable+0x13b/0x1bf
[ 7.876871] ? rest_init+0x9e/0x9e
[ 7.877488] kernel_init+0xa/0xf5
[ 7.878086] ret_from_fork+0x24/0x30
[ 7.878730] test_overflow: vmalloc_node detected saturation
[ 7.879739] swapper: vmalloc: allocation failure: 18446744073709551615 bytes, mode:0x6080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null)
[ 7.881777] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 7.883062] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 7.884515] Call Trace:
[ 7.884953] warn_alloc+0xac/0x129
[ 7.885556] __vmalloc_node_range+0x1c9/0x1d7
[ 7.886319] __vmalloc_node+0x2a/0x2f
[ 7.887013] ? test_module_init+0x1a3e/0x1d0a
[ 7.887786] __vmalloc_node_flags+0x29/0x2a
[ 7.888525] test_module_init+0x1a3e/0x1d0a
[ 7.889259] ? preempt_latency_stop+0x20/0x3c
[ 7.890022] ? preempt_count_sub+0x13/0x1c
[ 7.890745] ? test_overflow_calculation+0x14b0/0x14b0
[ 7.891640] do_one_initcall+0x91/0x203
[ 7.892317] ? rcu_read_lock_sched_held+0x5c/0x65
[ 7.893127] ? trace_initcall_level+0x35/0x8b
[ 7.893896] kernel_init_freeable+0x13b/0x1bf
[ 7.894681] ? rest_init+0x9e/0x9e
[ 7.895274] kernel_init+0xa/0xf5
[ 7.895863] ret_from_fork+0x24/0x30
[ 7.896549] test_overflow: vzalloc detected saturation
[ 7.897483] swapper: vmalloc: allocation failure: 18446744073709551615 bytes, mode:0x6080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null)
[ 7.899503] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 7.900760] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 7.902182] Call Trace:
[ 7.902627] warn_alloc+0xac/0x129
[ 7.903222] __vmalloc_node_range+0x1c9/0x1d7
[ 7.903979] __vmalloc_node+0x2a/0x2f
[ 7.904628] ? test_module_init+0x1af9/0x1d0a
[ 7.905387] __vmalloc_node_flags+0x29/0x2a
[ 7.906116] test_module_init+0x1af9/0x1d0a
[ 7.906922] ? preempt_latency_stop+0x20/0x3c
[ 7.907732] ? test_overflow_calculation+0x14b0/0x14b0
[ 7.908685] do_one_initcall+0x91/0x203
[ 7.909392] ? rcu_read_lock_sched_held+0x5c/0x65
[ 7.910246] ? trace_initcall_level+0x35/0x8b
[ 7.911044] kernel_init_freeable+0x13b/0x1bf
[ 7.911842] ? rest_init+0x9e/0x9e
[ 7.912474] kernel_init+0xa/0xf5
[ 7.913084] ret_from_fork+0x24/0x30
[ 7.913741] test_overflow: vzalloc_node detected saturation
[ 7.914766] test_overflow: devm_kmalloc detected saturation
[ 7.915777] test_overflow: devm_kzalloc detected saturation
[ 7.916981] test_overflow: all tests passed
[ 7.917864] test_bitmap: test 13: input is '0-2047:128/256' OK, Time: 1377
[ 7.922054] test_bitmap: all 1524 tests passed
[ 7.922863] test_bitfield: tests passed
[ 7.923548] test_uuid: all 18 tests passed
[ 27.899141]
[ 27.901831] =============================
[ 27.902386] WARNING: suspicious RCU usage
[ 27.902869] 4.20.0-rc5-00067-g4848361 #1 Not tainted
[ 27.903479] -----------------------------
[ 27.903988] include/linux/xarray.h:887 suspicious rcu_dereference_check() usage!
[ 27.905114]
[ 27.905114] other info that might help us debug this:
[ 27.905114]
[ 27.906092]
[ 27.906092] rcu_scheduler_active = 2, debug_locks = 1
[ 27.907064] no locks held by swapper/1.
[ 27.907574]
[ 27.907574] stack backtrace:
[ 27.908383] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 27.909748] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 27.911299] Call Trace:
[ 27.911797] xa_head+0x53/0x59
[ 27.912437] xas_find_marked+0x4c/0x217
[ 27.913088] ? check_cmpxchg+0x2a0/0x2a0
[ 27.913720] check_find_3+0x58/0xfb
[ 27.914302] check_find+0xf/0x19
[ 27.914822] xarray_checks+0x37/0xa7
[ 27.915266] do_one_initcall+0x91/0x203
[ 27.915762] ? rcu_read_lock_sched_held+0x5c/0x65
[ 27.916336] ? trace_initcall_level+0x35/0x8b
[ 27.916963] kernel_init_freeable+0x13b/0x1bf
[ 27.917520] ? rest_init+0x9e/0x9e
[ 27.917927] kernel_init+0xa/0xf5
[ 27.918334] ret_from_fork+0x24/0x30
[ 27.919107]
[ 27.919311] =============================
[ 27.919787] WARNING: suspicious RCU usage
[ 27.920305] 4.20.0-rc5-00067-g4848361 #1 Not tainted
[ 27.921133] -----------------------------
[ 27.921810] include/linux/xarray.h:903 suspicious rcu_dereference_check() usage!
[ 27.923348]
[ 27.923348] other info that might help us debug this:
[ 27.923348]
[ 27.924677]
[ 27.924677] rcu_scheduler_active = 2, debug_locks = 1
[ 27.925767] no locks held by swapper/1.
[ 27.926416]
[ 27.926416] stack backtrace:
[ 27.927211] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 27.928584] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 27.930123] Call Trace:
[ 27.930616] xa_entry+0x5a/0x60
[ 27.931208] xas_find_marked+0xf5/0x217
[ 27.931943] ? check_cmpxchg+0x2a0/0x2a0
[ 27.932887] check_find_3+0x58/0xfb
[ 27.933762] check_find+0xf/0x19
[ 27.934583] xarray_checks+0x37/0xa7
[ 27.935268] do_one_initcall+0x91/0x203
[ 27.935989] ? rcu_read_lock_sched_held+0x5c/0x65
[ 27.936945] ? trace_initcall_level+0x35/0x8b
[ 27.937793] kernel_init_freeable+0x13b/0x1bf
[ 27.938613] ? rest_init+0x9e/0x9e
[ 27.939185] kernel_init+0xa/0xf5
[ 27.939807] ret_from_fork+0x24/0x30
[ 27.940501]
[ 27.940795] =============================
[ 27.941556] WARNING: suspicious RCU usage
[ 27.942265] 4.20.0-rc5-00067-g4848361 #1 Not tainted
[ 27.943098] -----------------------------
[ 27.943774] include/linux/xarray.h:903 suspicious rcu_dereference_check() usage!
[ 27.945309]
[ 27.945309] other info that might help us debug this:
[ 27.945309]
[ 27.946658]
[ 27.946658] rcu_scheduler_active = 2, debug_locks = 1
[ 27.947844] no locks held by swapper/1.
[ 27.948576]
[ 27.948576] stack backtrace:
[ 27.949390] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 27.950772] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 27.952208] Call Trace:
[ 27.952642] xa_entry+0x5a/0x60
[ 27.953178] check_find_3+0x68/0xfb
[ 27.953957] check_find+0xf/0x19
[ 27.954696] xarray_checks+0x37/0xa7
[ 27.955350] do_one_initcall+0x91/0x203
[ 27.956021] ? rcu_read_lock_sched_held+0x5c/0x65
[ 27.956919] ? trace_initcall_level+0x35/0x8b
[ 27.957737] kernel_init_freeable+0x13b/0x1bf
[ 27.958571] ? rest_init+0x9e/0x9e
[ 27.959203] kernel_init+0xa/0xf5
[ 27.959833] ret_from_fork+0x24/0x30
[ 27.960527]
[ 27.960827] =============================
[ 27.961584] WARNING: suspicious RCU usage
[ 27.962346] 4.20.0-rc5-00067-g4848361 #1 Not tainted
[ 27.963261] -----------------------------
[ 27.964025] include/linux/xarray.h:920 suspicious rcu_dereference_check() usage!
[ 27.965731]
[ 27.965731] other info that might help us debug this:
[ 27.965731]
[ 27.967213]
[ 27.967213] rcu_scheduler_active = 2, debug_locks = 1
[ 27.968379] no locks held by swapper/1.
[ 27.969050]
[ 27.969050] stack backtrace:
[ 27.969809] CPU: 0 PID: 1 Comm: swapper Not tainted 4.20.0-rc5-00067-g4848361 #1
[ 27.971080] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[ 27.972511] Call Trace:
[ 27.972952] xa_parent+0x53/0x59
[ 27.973522] xas_find_marked+0xd3/0x217
[ 27.974188] ? check_cmpxchg+0x2a0/0x2a0
[ 27.975085] check_find_3+0x68/0xfb
[ 27.975741] check_find+0xf/0x19
[ 27.976267] xarray_checks+0x37/0xa7
[ 27.976756] do_one_initcall+0x91/0x203
[ 27.977473] ? rcu_read_lock_sched_held+0x5c/0x65
[ 27.978186] ? trace_initcall_level+0x35/0x8b
[ 27.978733] kernel_init_freeable+0x13b/0x1bf
[ 27.979511] ? rest_init+0x9e/0x9e
[ 27.980108] kernel_init+0xa/0xf5
[ 27.980751] ret_from_fork+0x24/0x30
[ 30.742940] XArray: 20183107 of 20183107 tests passed
[ 30.745158] test_memcat_p: test passed
[ 30.746520] xz_dec_test: module loaded
[ 30.746992] xz_dec_test: Create a device node with 'mknod xz_dec_test c 243 0' and write .xz files to it.
[ 30.748303] glob: 64 self-tests passed, 0 failed
To reproduce:
git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp qemu -k <bzImage> job-script # job-script is attached in this email
Thanks,
Rong Chen
View attachment "config-4.20.0-rc5-00067-g4848361" of type "text/plain" (103695 bytes)
View attachment "job-script" of type "text/plain" (4437 bytes)
Download attachment "dmesg.xz" of type "application/x-xz" (19068 bytes)
Powered by blists - more mailing lists