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Date: Fri, 10 Jun 2016 15:11:39 +0900 From: Sergey Senozhatsky <sergey.senozhatsky.work@...il.com> To: Michal Hocko <mhocko@...nel.org>, Andrew Morton <akpm@...ux-foundation.org> Cc: Vlastimil Babka <vbabka@...e.cz>, Stephen Rothwell <sfr@...b.auug.org.au>, linux-mm@...ck.org, linux-next@...r.kernel.org, linux-kernel@...r.kernel.org, Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>, Sergey Senozhatsky <sergey.senozhatsky@...il.com> Subject: [mmots-2016-06-09-16-49] kernel BUG at mm/slub.c:1616 Hello, [ 429.191962] gfp: 2 [ 429.192634] ------------[ cut here ]------------ [ 429.193281] kernel BUG at mm/slub.c:1616! [ 429.193920] invalid opcode: 0000 [#1] PREEMPT SMP [ 429.194556] Modules linked in: nls_iso8859_1 nls_cp437 vfat fat snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hda_core snd_pcm snd_timer snd soundcore coretemp hwmon mousedev r8169 i2c_i801 crc32c_intel mii lpc_ich mfd_core acpi_cpufreq processor sch_fq_codel uas usb_storage hid_generi c usbhid hid sd_mod ahci libahci libata scsi_mod ehci_pci ehci_hcd usbcore usb_common [ 429.196008] CPU: 0 PID: 562 Comm: gzip Not tainted 4.7.0-rc2-mm1-dbg-00231-g201dcbd-dirty #141 [ 429.197385] task: ffff8800bf8e3a80 ti: ffff88009434c000 task.ti: ffff88009434c000 [ 429.198082] RIP: 0010:[<ffffffff811036a5>] [<ffffffff811036a5>] new_slab+0x25/0x2be [ 429.198782] RSP: 0018:ffff88009434f820 EFLAGS: 00010082 [ 429.199475] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 0000000000000001 [ 429.200173] RDX: ffff880137c10401 RSI: ffffffff81796bf9 RDI: 00000000ffffffff [ 429.200871] RBP: ffff88009434f850 R08: 0000000000000001 R09: 0000000000000000 [ 429.201568] R10: ffff88009434f860 R11: 00000000ffffffff R12: 000000000203138a [ 429.202272] R13: ffff880133001800 R14: 0000000000000000 R15: 0000000000000000 [ 429.202969] FS: 00007fa79ea77700(0000) GS:ffff880137c00000(0000) knlGS:0000000000000000 [ 429.203665] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 429.204363] CR2: 00000000015ec1c0 CR3: 00000000940a6000 CR4: 00000000000006f0 [ 429.205063] Stack: [ 429.205760] 000000000203138a 0000000000000000 ffff880137c17e50 ffff880133001800 [ 429.206474] 0000000000000000 0000000000000000 ffff88009434f930 ffffffff81105467 [ 429.207197] ffffffff8105993f ffffffff810c7582 0000000100150015 0203138a00000001 [ 429.207914] Call Trace: [ 429.208618] [<ffffffff81105467>] ___slab_alloc.constprop.23+0x2f8/0x387 [ 429.209328] [<ffffffff8105993f>] ? __might_sleep+0x70/0x77 [ 429.210034] [<ffffffff810c7582>] ? mempool_alloc_slab+0x10/0x12 [ 429.210739] [<ffffffff810767fa>] ? lock_acquire+0x46/0x60 [ 429.211423] [<ffffffffa01ba17d>] ? fat_cache_add.part.1+0x135/0x140 [fat] [ 429.212102] [<ffffffff8110553b>] __slab_alloc.isra.18.constprop.22+0x45/0x6d [ 429.212781] [<ffffffff8110553b>] ? __slab_alloc.isra.18.constprop.22+0x45/0x6d [ 429.213446] [<ffffffff810c7582>] ? mempool_alloc_slab+0x10/0x12 [ 429.214110] [<ffffffff810c7582>] ? mempool_alloc_slab+0x10/0x12 [ 429.214771] [<ffffffff811055d9>] kmem_cache_alloc+0x76/0xc7 [ 429.215426] [<ffffffff810c7582>] mempool_alloc_slab+0x10/0x12 [ 429.216078] [<ffffffff810c7636>] mempool_alloc+0x7e/0x147 [ 429.216724] [<ffffffffa01ba53f>] ? fat_get_mapped_cluster+0x5a/0xeb [fat] [ 429.217369] [<ffffffff811ca221>] bio_alloc_bioset+0xbd/0x1b1 [ 429.218013] [<ffffffff81148078>] mpage_alloc+0x28/0x7b [ 429.218650] [<ffffffff8114856a>] do_mpage_readpage+0x43d/0x545 [ 429.219282] [<ffffffff81148767>] mpage_readpages+0xf5/0x152 [ 429.219914] [<ffffffffa01c0d1a>] ? fat_add_cluster+0x48/0x48 [fat] [ 429.220544] [<ffffffffa01c0d1a>] ? fat_add_cluster+0x48/0x48 [fat] [ 429.221170] [<ffffffff811ea19f>] ? __radix_tree_lookup+0x70/0xa3 [ 429.221825] [<ffffffffa01befc6>] fat_readpages+0x18/0x1a [fat] [ 429.222456] [<ffffffff810d0477>] __do_page_cache_readahead+0x215/0x2d6 [ 429.223087] [<ffffffff810d0883>] ondemand_readahead+0x34b/0x360 [ 429.223718] [<ffffffff810d0883>] ? ondemand_readahead+0x34b/0x360 [ 429.224349] [<ffffffff810d0a3a>] page_cache_async_readahead+0xae/0xb9 [ 429.224979] [<ffffffff810c546d>] generic_file_read_iter+0x1d1/0x6cf [ 429.225614] [<ffffffff81071351>] ? update_fast_ctr+0x49/0x63 [ 429.226236] [<ffffffff8111b183>] ? pipe_write+0x3c7/0x3d9 [ 429.226852] [<ffffffff81114418>] __vfs_read+0xc4/0xe8 [ 429.227464] [<ffffffff811144da>] vfs_read+0x9e/0x109 [ 429.228093] [<ffffffff81114892>] SyS_read+0x4c/0x89 [ 429.228699] [<ffffffff814a4ba5>] entry_SYSCALL_64_fastpath+0x18/0xa8 [ 429.229308] Code: 5a 5b 41 5c 5d c3 55 48 89 e5 41 57 41 56 41 55 41 54 41 89 f4 81 e6 06 00 00 fc 53 51 74 0e 48 c7 c7 66 9a 75 81 e8 39 fe fb ff <0f> 0b 44 23 25 56 39 78 00 49 89 ff 4c 8b 6f 28 41 81 e4 e0 3e [ 429.230077] RIP [<ffffffff811036a5>] new_slab+0x25/0x2be [ 429.230739] RSP <ffff88009434f820> [ 429.231392] ---[ end trace ddce043dc10fc3d2 ]--- [ 429.232059] BUG: sleeping function called from invalid context at include/linux/sched.h:2960 [ 429.232719] in_atomic(): 0, irqs_disabled(): 1, pid: 562, name: gzip [ 429.233376] INFO: lockdep is turned off. [ 429.234034] irq event stamp: 1994762 [ 429.234697] hardirqs last enabled at (1994761): [<ffffffff8113f360>] __find_get_block+0xd9/0x117 [ 429.235360] hardirqs last disabled at (1994762): [<ffffffff81105516>] __slab_alloc.isra.18.constprop.22+0x20/0x6d [ 429.236026] softirqs last enabled at (1994554): [<ffffffff81040285>] __do_softirq+0x1bc/0x217 [ 429.236694] softirqs last disabled at (1994535): [<ffffffff810404ba>] irq_exit+0x3b/0x8f [ 429.237360] CPU: 0 PID: 562 Comm: gzip Tainted: G D 4.7.0-rc2-mm1-dbg-00231-g201dcbd-dirty #141 [ 429.238708] 0000000000000000 ffff88009434f520 ffffffff811e632c 0000000000000000 [ 429.239397] ffff8800bf8e3a80 ffff88009434f548 ffffffff810598c8 ffffffff8174b8c3 [ 429.240077] 0000000000000b90 0000000000000000 ffff88009434f570 ffffffff8105993f [ 429.240757] Call Trace: [ 429.241433] [<ffffffff811e632c>] dump_stack+0x68/0x92 [ 429.242113] [<ffffffff810598c8>] ___might_sleep+0x1fb/0x202 [ 429.242816] [<ffffffff8105993f>] __might_sleep+0x70/0x77 [ 429.243493] [<ffffffff810487a0>] exit_signals+0x1e/0x119 [ 429.244168] [<ffffffff8103eec3>] do_exit+0x111/0x8f8 [ 429.244844] [<ffffffff8107da75>] ? kmsg_dump+0x149/0x154 [ 429.245525] [<ffffffff81014a03>] oops_end+0x9d/0xa4 [ 429.246200] [<ffffffff81014b27>] die+0x55/0x5e [ 429.246868] [<ffffffff81012450>] do_trap+0x67/0x11d [ 429.247538] [<ffffffff8101272d>] do_error_trap+0x100/0x10f [ 429.248212] [<ffffffff811036a5>] ? new_slab+0x25/0x2be [ 429.248878] [<ffffffff8107c870>] ? wake_up_klogd+0x4e/0x61 [ 429.249544] [<ffffffff8107ccda>] ? console_unlock+0x457/0x4a2 [ 429.250202] [<ffffffff81001036>] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.250856] [<ffffffff81012889>] do_invalid_op+0x1b/0x1d [ 429.251508] [<ffffffff814a5e25>] invalid_op+0x15/0x20 [ 429.252158] [<ffffffff811036a5>] ? new_slab+0x25/0x2be [ 429.252803] [<ffffffff81105467>] ___slab_alloc.constprop.23+0x2f8/0x387 [ 429.253451] [<ffffffff8105993f>] ? __might_sleep+0x70/0x77 [ 429.254102] [<ffffffff810c7582>] ? mempool_alloc_slab+0x10/0x12 [ 429.254740] [<ffffffff810767fa>] ? lock_acquire+0x46/0x60 [ 429.255376] [<ffffffffa01ba17d>] ? fat_cache_add.part.1+0x135/0x140 [fat] [ 429.256012] [<ffffffff8110553b>] __slab_alloc.isra.18.constprop.22+0x45/0x6d [ 429.256657] [<ffffffff8110553b>] ? __slab_alloc.isra.18.constprop.22+0x45/0x6d [ 429.257292] [<ffffffff810c7582>] ? mempool_alloc_slab+0x10/0x12 [ 429.257959] [<ffffffff810c7582>] ? mempool_alloc_slab+0x10/0x12 [ 429.258592] [<ffffffff811055d9>] kmem_cache_alloc+0x76/0xc7 [ 429.259226] [<ffffffff810c7582>] mempool_alloc_slab+0x10/0x12 [ 429.259849] [<ffffffff810c7636>] mempool_alloc+0x7e/0x147 [ 429.260432] [<ffffffffa01ba53f>] ? fat_get_mapped_cluster+0x5a/0xeb [fat] [ 429.261024] [<ffffffff811ca221>] bio_alloc_bioset+0xbd/0x1b1 [ 429.261614] [<ffffffff81148078>] mpage_alloc+0x28/0x7b [ 429.262185] [<ffffffff8114856a>] do_mpage_readpage+0x43d/0x545 [ 429.262753] [<ffffffff81148767>] mpage_readpages+0xf5/0x152 [ 429.263320] [<ffffffffa01c0d1a>] ? fat_add_cluster+0x48/0x48 [fat] [ 429.263887] [<ffffffffa01c0d1a>] ? fat_add_cluster+0x48/0x48 [fat] [ 429.264447] [<ffffffff811ea19f>] ? __radix_tree_lookup+0x70/0xa3 [ 429.265017] [<ffffffffa01befc6>] fat_readpages+0x18/0x1a [fat] [ 429.265575] [<ffffffff810d0477>] __do_page_cache_readahead+0x215/0x2d6 [ 429.266135] [<ffffffff810d0883>] ondemand_readahead+0x34b/0x360 [ 429.266691] [<ffffffff810d0883>] ? ondemand_readahead+0x34b/0x360 [ 429.267240] [<ffffffff810d0a3a>] page_cache_async_readahead+0xae/0xb9 [ 429.267798] [<ffffffff810c546d>] generic_file_read_iter+0x1d1/0x6cf [ 429.268345] [<ffffffff81071351>] ? update_fast_ctr+0x49/0x63 [ 429.268896] [<ffffffff8111b183>] ? pipe_write+0x3c7/0x3d9 [ 429.269438] [<ffffffff81114418>] __vfs_read+0xc4/0xe8 [ 429.269976] [<ffffffff811144da>] vfs_read+0x9e/0x109 [ 429.270518] [<ffffffff81114892>] SyS_read+0x4c/0x89 [ 429.271057] [<ffffffff814a4ba5>] entry_SYSCALL_64_fastpath+0x18/0xa8 -ss
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