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- + cat /proc/meminfo
- MemTotal: 2010776 kB
- MemFree: 1868692 kB
- MemAvailable: 1882236 kB
- Buffers: 0 kB
- Cached: 76480 kB
- SwapCached: 0 kB
- Received signal: <STARTRUN> 0_prep-tmp-disk 1444312_1.4.2.4.1
- Starting test lava.0_prep-tmp-disk (1444312_1.4.2.4.1)
- Skipping test definition patterns.
- Active: 33312 kB
- Inactive: 60228 kB
- Active(anon): 17556 kB
- Inactive(anon): 8660 kB
- Active(file): 15756 kB
- Inactive(file): 51568 kB
- Unevictable: 0 kB
- Mlocked: 0 kB
- HighTotal: 1149544 kB
- HighFree: 1053784 kB
- LowTotal: 861232 kB
- LowFree: 814908 kB
- SwapTotal: 0 kB
- SwapFree: 0 kB
- Dirty: 0 kB
- Writeback: 0 kB
- AnonPages: 17096 kB
- Mapped: 24088 kB
- Shmem: 9028 kB
- KReclaimable: 9936 kB
- Slab: 22684 kB
- SReclaimable: 9936 kB
- SUnreclaim: 12748 kB
- KernelStack: 1112 kB
- PageTables: 624 kB
- NFS_Unstable: 0 kB
- Bounce: 0 kB
- WritebackTmp: 0 kB
- CommitLimit: 1005388 kB
- Committed_AS: 132592 kB
- VmallocTotal: 122880 kB
- VmallocUsed: 276 kB
- VmallocChunk: 0 kB
- Percpu: 736 kB
- HugePages_Total: 0
- HugePages_Free: 0
- HugePages_Rsvd: 0
- HugePages_Surp: 0
- Hugepagesize: 4096 kB
- Hugetlb: 0 kB
- DirectMap4k: 16376 kB
- DirectMap4M: 884736 kB
- + cat /proc/slabinfo
- slabinfo - version: 2.1
- # name <active_objs> <num_objs> <objsize> <objperslab> <pagesperslab> : tunables <limit> <batchcount> <sharedfactor> : slabdata <active_slabs> <num_slabs> <sharedavail>#PF: supervisor read access in kernel mode
- [ 35.867612] #PF: error_code(0x0000) - not-present page
- [ 35.872750] *pde = 00000000
- [ 35.875639] Oops: 0000 [#1] SMP
- [ 35.878787] CPU: 3 PID: 146 Comm: kswapd0 Not tainted 5.7.0-rc6-next-20200519+ #1
- [ 35.886270] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS 2.2 05/23/2018
- [ 35.893664] EIP: mem_cgroup_get_nr_swap_pages+0x28/0x70
- [ 35.898889] Code: 00 00 80 3d 44 b5 a1 d5 00 8b 0d 9c 9f b5 d5 75 51 3e 8d 74 26 00 55 89 e5 56 53 8b 1d 48 b5 a1 d5 39 d8 74 2d 8d 74 26 00 90 <8b> 90 c8 00 00 00 8b b0 bc 00 00 00 8b 80 98 00 00 00 29 f2 39 d1
- [ 35.917624] EAX: 00000000 EBX: f5411000 ECX: 00000000 EDX: f4bbdf2c
- [ 35.923884] ESI: 00000000 EDI: 00000000 EBP: f4bbde10 ESP: f4bbde08
- [ 35.930141] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010207
- [ 35.936916] CR0: 80050033 CR2: 000000c8 CR3: 15af4000 CR4: 003406d0
- [ 35.943174] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
- [ 35.949432] DR6: fffe0ff0 DR7: 00000400
- [ 35.953263] Call Trace:
- [ 35.955707] shrink_lruvec+0x42c/0x650
- [ 35.959451] ? pick_next_task_fair+0x37/0x330
- [ 35.963803] ? tracing_record_taskinfo_skip+0x3d/0x60
- [ 35.968854] ? __switch_to_asm+0x36/0x50
- [ 35.972771] ? __schedule+0x219/0x660
- [ 35.976428] ? zone_watermark_ok+0x21/0x30
- [ 35.980518] ? lock_timer_base+0x5e/0x80
- [ 35.984437] shrink_node+0x383/0x690
- [ 35.988006] ? shrink_node+0x383/0x690
- [ 35.991750] kswapd+0x40d/0x880
- [ 35.994889] ? do_try_to_free_pages+0x3a0/0x3a0
- [ 35.999413] kthread+0xdd/0x110
- [ 36.002550] ? do_try_to_free_pages+0x3a0/0x3a0
- [ 36.007073] ? kthread_park+0x90/0x90
- [ 36.010731] ret_from_fork+0x1c/0x28
- [ 36.014300] Modules linked in: x86_pkg_temp_thermal
- [ 36.019173] CR2: 00000000000000c8
- [ 36.022491] ---[ end trace 40669c5098450200 ]---
- [ 36.022492] BUG: kernel NULL pointer dereference, address: 000000c8
- [ 36.022493] #PF: supervisor read access in kernel mode
- [ 36.027101] EIP: mem_cgroup_get_nr_swap_pages+0x28/0x70
- [ 36.027102] Code: 00 00 80 3d 44 b5 a1 d5 00 8b 0d 9c 9f b5 d5 75 51 3e 8d 74 26 00 55 89 e5 56 53 8b 1d 48 b5 a1 d5 39 d8 74 2d 8d 74 26 00 90 <8b> 90 c8 00 00 00 8b b0 bc 00 00 00 8b 80 98 00 00 00 29 f2 39 d1
- [ 36.033358] #PF: error_code(0x0000) - not-present page
- [ 36.033358] *pde = 00000000
- [ 36.038488] EAX: 00000000 EBX: f5411000 ECX: 00000000 EDX: f4bbdf2c
- [ 36.038489] ESI: 00000000 EDI: 00000000 EBP: f4bbde10 ESP: f4bbde08
- [ 36.043707] Oops: 0000 [#2] SMP
- [ 36.062445] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010207
- [ 36.062446] CR0: 80050033 CR2: 000000c8 CR3: 15af4000 CR4: 003406d0
- [ 36.067574] CPU: 0 PID: 389 Comm: mkfs.ext4 Tainted: G D 5.7.0-rc6-next-20200519+ #1
- [ 36.070452] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
- [ 36.070453] DR6: fffe0ff0 DR7: 00000400
- [ 36.076708] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS 2.2 05/23/2018
- [ 36.076710] EIP: mem_cgroup_get_nr_swap_pages+0x28/0x70
- [ 36.130859] Code: 00 00 80 3d 44 b5 a1 d5 00 8b 0d 9c 9f b5 d5 75 51 3e 8d 74 26 00 55 89 e5 56 53 8b 1d 48 b5 a1 d5 39 d8 74 2d 8d 74 26 00 90 <8b> 90 c8 00 00 00 8b b0 bc 00 00 00 8b 80 98 00 00 00 29 f2 39 d1
- [ 36.149613] EAX: 00000000 EBX: f5411000 ECX: 00000000 EDX: f29fbc94
- [ 36.155871] ESI: 00000000 EDI: 00000000 EBP: f29fbb70 ESP: f29fbb68
- [ 36.162127] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010207
- [ 36.168905] CR0: 80050033 CR2: 000000c8 CR3: 329e4000 CR4: 003406d0
- [ 36.175161] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
- [ 36.181418] DR6: fffe0ff0 DR7: 00000400
- [ 36.185248] Call Trace:
- [ 36.187694] shrink_lruvec+0x42c/0x650
- [ 36.191437] ? tracing_record_taskinfo+0x11/0xa0
- [ 36.196048] ? probe_sched_wakeup+0x31/0x40
- [ 36.200227] ? try_to_wake_up+0x386/0x590
- [ 36.204229] shrink_node+0x383/0x690
- [ 36.207801] ? shrink_node+0x383/0x690
- [ 36.211545] do_try_to_free_pages+0xb9/0x3a0
- [ 36.215834] try_to_free_pages+0xba/0x1d0
- [ 36.219839] __alloc_pages_nodemask+0x520/0xed0
- [ 36.224362] ? alloc_page_buffers+0x81/0x130
- [ 36.228628] ? xas_load+0xf/0x70
- [ 36.231859] ? find_get_entry+0x47/0xf0
- [ 36.235688] pagecache_get_page+0xae/0x260
- [ 36.239781] grab_cache_page_write_begin+0x1c/0x30
- [ 36.244579] block_write_begin+0x1e/0x90
- [ 36.248526] blkdev_write_begin+0x1e/0x20
- [ 36.252538] ? bdev_evict_inode+0xd0/0xd0
- [ 36.256540] generic_perform_write+0x97/0x180
- [ 36.260891] __generic_file_write_iter+0x140/0x1f0
- [ 36.265676] blkdev_write_iter+0xc0/0x190
- [ 36.269681] ? clear_pages_worker+0x1d0/0x210
- [ 36.274038] __vfs_write+0x132/0x1e0
- [ 36.277618] vfs_write+0xa1/0x1a0
- [ 36.280929] ksys_pwrite64+0x50/0x80
- [ 36.284500] __ia32_sys_ia32_pwrite64+0x16/0x20
- [ 36.289025] do_fast_syscall_32+0x6b/0x270
- [ 36.293124] entry_SYSENTER_32+0xa5/0xf8
- [ 36.297040] EIP: 0xb7f92549
- [ 36.299831] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d 76 00 58 b8 77 00 00 00 cd 80 90 8d 76
- [ 36.318581] EAX: ffffffda EBX: 00000003 ECX: b7886010 EDX: 00400000
- [ 36.324858] ESI: 38800000 EDI: 00000074 EBP: 07438800 ESP: bf9142c0
- [ 36.331117] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00000246
- [ 36.337893] Modules linked in: x86_pkg_temp_thermal
- [ 36.342766] CR2: 00000000000000c8
- [ 36.346076] ---[ end trace 40669c5098450201 ]---
- [ 36.346077] BUG: kernel NULL pointer dereference, address: 000000c8
- [ 36.346078] #PF: supervisor read access in kernel mode
- [ 36.350687] EIP: mem_cgroup_get_nr_swap_pages+0x28/0x70
- [ 36.356942] #PF: error_code(0x0000) - not-present page
- [ 36.356943] *pde = 00000000
- [ 36.362074] Code: 00 00 80 3d 44 b5 a1 d5 00 8b 0d 9c 9f b5 d5 75 51 3e 8d 74 26 00 55 89 e5 56 53 8b 1d 48 b5 a1 d5 39 d8 74 2d 8d 74 26 00 90 <8b> 90 c8 00 00 00 8b b0 bc 00 00 00 8b 80 98 00 00 00 29 f2 39 d1
- [ 36.362075] EAX: 00000000 EBX: f5411000 ECX: 00000000 EDX: f4bbdf2c
- [ 36.367291] Oops: 0000 [#3] SMP
- [ 36.372423] ESI: 00000000 EDI: 00000000 EBP: f4bbde10 ESP: f4bbde08
- [ 36.372424] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010207
- [ 36.375301] CPU: 1 PID: 173 Comm: kworker/u8:7 Tainted: G D 5.7.0-rc6-next-20200519+ #1
- [ 36.394035] CR0: 80050033 CR2: 000000c8 CR3: 329e4000 CR4: 003406d0
- [ 36.394036] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
- [ 36.400295] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS 2.2 05/23/2018
- [ 36.403430] DR6: fffe0ff0 DR7: 00000400
- [ 36.449487] Workqueue: writeback wb_workfn (flush-8:0)
- [ 36.454626] EIP: mem_cgroup_get_nr_swap_pages+0x28/0x70
- [ 36.459852] Code: 00 00 80 3d 44 b5 a1 d5 00 8b 0d 9c 9f b5 d5 75 51 3e 8d 74 26 00 55 89 e5 56 53 8b 1d 48 b5 a1 d5 39 d8 74 2d 8d 74 26 00 90 <8b> 90 c8 00 00 00 8b b0 bc 00 00 00 8b 80 98 00 00 00 29 f2 39 d1
- [ 36.478589] EAX: 00000000 EBX: f5411000 ECX: 00000000 EDX: f43a98fc
- [ 36.484845] ESI: 00000000 EDI: 00000000 EBP: f43a97d8 ESP: f43a97d0
- [ 36.491102] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010207
- [ 36.497879] CR0: 80050033 CR2: 000000c8 CR3: 15af4000 CR4: 003406d0
- [ 36.504138] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
- [ 36.510394] DR6: fffe0ff0 DR7: 00000400
- [ 36.514223] Call Trace:
- [ 36.516669] shrink_lruvec+0x42c/0x650
- [ 36.520413] ? wakeup_preempt_entity.isra.0+0x5b/0x70
- [ 36.525456] ? check_preempt_wakeup+0x14d/0x1d0
- [ 36.529982] ? tracing_record_taskinfo_skip+0x3d/0x60
- [ 36.535024] shrink_node+0x383/0x690
- [ 36.538595] ? shrink_node+0x383/0x690
- [ 36.542339] do_try_to_free_pages+0xb9/0x3a0
- [ 36.546604] try_to_free_pages+0xba/0x1d0
- [ 36.550609] ? insert_work+0x57/0x70
- [ 36.554186] __alloc_pages_nodemask+0x520/0xed0
- [ 36.558712] ? __blk_mq_sched_dispatch_requests+0xeb/0x150
- [ 36.564187] ? __blk_mq_delay_run_hw_queue+0x147/0x160
- [ 36.569317] alloc_slab_page+0x13d/0x2c0
- [ 36.573236] new_slab+0x87/0x280
- [ 36.576460] ___slab_alloc.constprop.0+0x248/0x4a0
- [ 36.581243] ? mempool_alloc_slab+0xe/0x10
- [ 36.585335] ? blk_attempt_plug_merge+0xfd/0x100
- [ 36.589946] ? blk_mq_make_request+0x271/0x550
- [ 36.594381] __slab_alloc.constprop.0+0xf/0x20
- [ 36.598818] ? __slab_alloc.constprop.0+0xf/0x20
- [ 36.603429] kmem_cache_alloc+0x1fe/0x210
- [ 36.607434] ? mempool_alloc_slab+0xe/0x10
- [ 36.611526] mempool_alloc_slab+0xe/0x10
- [ 36.615442] mempool_alloc+0x4e/0x140
- [ 36.619099] bio_alloc_bioset+0x9c/0x230
- [ 36.623018] ? __test_set_page_writeback+0x5c/0x2e0
- [ 36.627895] submit_bh_wbc+0x6f/0x190
- [ 36.631552] __block_write_full_page+0x23a/0x430
- [ 36.636163] ? bdev_evict_inode+0xd0/0xd0
- [ 36.640170] block_write_full_page+0xd3/0x160
- [ 36.644527] ? end_buffer_write_sync+0x50/0x50
- [ 36.648965] ? bdev_evict_inode+0xd0/0xd0
- [ 36.652968] blkdev_writepage+0xf/0x20
- [ 36.656711] __writepage+0x11/0x60
- [ 36.660109] ? wb_position_ratio+0x240/0x240
- [ 36.664374] write_cache_pages+0x136/0x400
- [ 36.668463] ? wb_position_ratio+0x240/0x240
- [ 36.672730] generic_writepages+0x3a/0x60
- [ 36.676742] ? __blk_mq_sched_dispatch_requests+0xeb/0x150
- [ 36.682219] blkdev_writepages+0x8/0x10
- [ 36.686058] do_writepages+0x31/0xc0
- [ 36.689628] ? blk_mq_sched_dispatch_requests+0x2b/0x60
- [ 36.694847] ? __blk_mq_run_hw_queue+0x3b/0xc0
- [ 36.699292] __writeback_single_inode+0x35/0x360
- [ 36.703903] ? wake_up_bit+0x29/0x30
- [ 36.707473] writeback_sb_inodes+0x197/0x390
- [ 36.711736] __writeback_inodes_wb+0x4c/0xc0
- [ 36.716001] wb_writeback+0x239/0x2d0
- [ 36.719658] wb_workfn+0x2b8/0x450
- [ 36.723056] ? pick_next_task_fair+0x37/0x330
- [ 36.727407] ? tracing_record_taskinfo_skip+0x3d/0x60
- [ 36.732449] ? tracing_record_taskinfo_sched_switch+0x16/0x120
- [ 36.738273] ? __switch_to_asm+0x36/0x50
- [ 36.742192] process_one_work+0x183/0x330
- [ 36.746197] ? schedule+0x63/0xd0
- [ 36.749514] worker_thread+0x13c/0x420
- [ 36.753260] ? __kthread_parkme+0x44/0x60
- [ 36.757269] ? process_one_work+0x330/0x330
- [ 36.761448] kthread+0xdd/0x110
- [ 36.764586] ? process_one_work+0x330/0x330
- [ 36.768762] ? kthread_park+0x90/0x90
- [ 36.772419] ret_from_fork+0x1c/0x28
- [ 36.775990] Modules linked in: x86_pkg_temp_thermal
- [ 36.780861] CR2: 00000000000000c8
- [ 36.784173] ---[ end trace 40669c5098450202 ]---
- [ 36.784173] BUG: kernel NULL pointer dereference, address: 000000c8
- [ 36.784174] #PF: supervisor read access in kernel mode
- [ 36.788791] EIP: mem_cgroup_get_nr_swap_pages+0x28/0x70
- [ 36.795048] #PF: error_code(0x0000) - not-present page
- [ 36.795049] *pde = 00000000
- [ 36.800179] Code: 00 00 80 3d 44 b5 a1 d5 00 8b 0d 9c 9f b5 d5 75 51 3e 8d 74 26 00 55 89 e5 56 53 8b 1d 48 b5 a1 d5 39 d8 74 2d 8d 74 26 00 90 <8b> 90 c8 00 00 00 8b b0 bc 00 00 00 8b 80 98 00 00 00 29 f2 39 d1
- [ 36.805395] Oops: 0000 [#4] SMP
- [ 36.805397] CPU: 2 PID: 288 Comm: klogd Tainted: G D 5.7.0-rc6-next-20200519+ #1
- [ 36.810528] EAX: 00000000 EBX: f5411000 ECX: 00000000 EDX: f4bbdf2c
- [ 36.810529] ESI: 00000000 EDI: 00000000 EBP: f4bbde10 ESP: f4bbde08
- [ 36.813402] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS 2.2 05/23/2018
- [ 36.813404] EIP: mem_cgroup_get_nr_swap_pages+0x28/0x70
- [ 36.832142] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010207
- [ 36.832143] CR0: 80050033 CR2: 000000c8 CR3: 15af4000 CR4: 003406d0
- [ 36.835280] Code: 00 00 80 3d 44 b5 a1 d5 00 8b 0d 9c 9f b5 d5 75 51 3e 8d 74 26 00 55 89 e5 56 53 8b 1d 48 b5 a1 d5 39 d8 74 2d 8d 74 26 00 90 <8b> 90 c8 00 00 00 8b b0 bc 00 00 00 8b 80 98 00 00 00 29 f2 39 d1
- [ 36.843962] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
- [ 36.843962] DR6: fffe0ff0 DR7: 00000400
- [ 36.850220] EAX: 00000000 EBX: f5411000 ECX: 00000000 EDX: f2e15b14
- [ 36.850221] ESI: 00000000 EDI: 00000000 EBP: f2e159f0 ESP: f2e159e8
- [ 36.856479] ------------[ cut here ]------------
- [ 36.863862] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010207
- [ 36.863863] CR0: 80050033 CR2: 000000c8 CR3: 3287d000 CR4: 003406d0
- [ 36.869079] WARNING: CPU: 1 PID: 173 at kernel/exit.c:720 do_exit+0x37/0xa10
- [ 36.869079] Modules linked in: x86_pkg_temp_thermal
- [ 36.875855] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
- [ 36.875856] DR6: fffe0ff0 DR7: 00000400
- [ 36.882113] CPU: 1 PID: 173 Comm: kworker/u8:7 Tainted: G D 5.7.0-rc6-next-20200519+ #1
- [ 36.900851] Call Trace:
- [ 36.900852] shrink_lruvec+0x42c/0x650
- [ 36.907106] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS 2.2 05/23/2018
- [ 36.907108] Workqueue: writeback wb_workfn (flush-8:0)
- [ 36.910941] ? tcp_write_xmit+0x3b4/0x10b0
- [ 36.917197] EIP: do_exit+0x37/0xa10
- [ 36.917198] Code: ad d5 83 ec 6c 65 a1 14 00 00 00 89 45 f0 31 c0 8b 87 50 05 00 00 85 c0 74 12 8b 10 89 55 a0 8b 55 a0 39 d0 0f 84 4a 04 00 00 <0f> 0b 64 a1 0c a7 ad d5 a9 00 ff ff 00 0f 85 0e 0d 00 00 8b 87 90
- [ 36.923462] ? tcp_write_xmit+0x3b4/0x10b0
- [ 36.923464] ? skb_partial_csum_set+0x60/0x80
- [ 36.928072] EAX: f43a9e5c EBX: 00000009 ECX: 00000007 EDX: f3c0dcf0
- [ 36.928073] ESI: f43aa000 EDI: f485ad00 EBP: f43a9fac ESP: f43a9f34
- [ 36.934850] ? __kmalloc_reserve.isra.0+0x1d/0x70
- [ 36.941106] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010006
- [ 36.941107] CR0: 80050033 CR2: 000000c8 CR3: 15af4000 CR4: 003406d0
- [ 36.948144] ? __tcp_push_pending_frames+0x29/0xd0
- [ 36.953015] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
- [ 36.953016] DR6: fffe0ff0 DR7: 00000400
- [ 36.959271] shrink_node+0x383/0x690
- [ 36.963101] Call Trace:
- [ 36.963103] ? worker_thread+0x13c/0x420
- [ 36.972395] ? shrink_node+0x383/0x690
- [ 36.974838] ? __kthread_parkme+0x44/0x60
- [ 36.978583] do_try_to_free_pages+0xb9/0x3a0
- [ 36.985965] ? process_one_work+0x330/0x330
- [ 36.991095] try_to_free_pages+0xba/0x1d0
- [ 36.995186] ? kthread+0xdd/0x110
- [ 36.995188] rewind_stack_do_exit+0x11/0x13
- [ 36.998671] __alloc_pages_nodemask+0x520/0xed0
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