On 11/16/24 17:50, Naresh Kamboju wrote: > The LTP syscalls ioctl04 and sequence test cases reported failures due > to following > reasons in the test log on the following environments on > sashal/linus-next.git tree. > - qemu-x86_64 > - qemu-x86_64-compat > - testing still in progress > > LTP test failed log: > --------------- > <4>[ 70.931891] sysfs: cannot create duplicate filename > '/kernel/slab/:a-0000176' > ... > <0>[ 70.969266] EXT4-fs: no memory for groupinfo slab cache > <3>[ 70.970744] EXT4-fs (loop0): failed to initialize mballoc (-12) > <3>[ 70.977680] EXT4-fs (loop0): mount failed > ioctl04.c:67: TFAIL: Mounting RO device RO failed: ENOMEM (12) > > First seen on commit sha id c12cd257292c0c29463aa305967e64fc31a514d8. > Good: 7ff71d62bdc4828b0917c97eb6caebe5f4c07220 > Bad: c12cd257292c0c29463aa305967e64fc31a514d8 > (not able to fetch these ^ commit ids now) The problem was in the slab tree not fs, sorry for the noise: https://lore.kernel.org/all/52be272d-009b-477b-9929-564f75208168%40suse.cz > qemu-x86_64: > * ltp-syscalls/fanotify14 > * ltp-syscalls/ioctl04 > * etc.. > > Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx> > > Test log: > --------- > tst_tmpdir.c:316: TINFO: Using /scratch/ltp-8XkJXJek4F/LTP_iocSaDyQw > as tmpdir (ext2/ext3/ext4 filesystem) > tst_device.c:96: TINFO: Found free device 0 '/dev/loop0' > <6>[ 70.394900] loop0: detected capacity change from 0 to 614400 > tst_test.c:1158: TINFO: Formatting /dev/loop0 with ext2 opts='' extra opts='' > mke2fs 1.47.1 (20-May-2024) > tst_test.c:1860: TINFO: LTP version: 20240930 > tst_test.c:1864: TINFO: Tested kernel: 6.12.0-rc7 #1 SMP > PREEMPT_DYNAMIC @1731766491 x86_64 > tst_test.c:1703: TINFO: Timeout per run is 0h 02m 30s > ioctl04.c:29: TPASS: BLKROGET returned 0 > <6>[ 70.921794] EXT4-fs (loop0): mounting ext2 file system using the > ext4 subsystem > ioctl04.c:42: TPASS: BLKROGET returned 1 > ioctl04.c:53: TPASS: Mounting RO device RW failed: EACCES (13) > <4>[ 70.931891] sysfs: cannot create duplicate filename > '/kernel/slab/:a-0000176' > <4>[ 70.932354] CPU: 0 UID: 0 PID: 992 Comm: ioctl04 Not tainted 6.12.0-rc7 #1 > <4>[ 70.932936] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), > BIOS 1.16.3-debian-1.16.3-2 04/01/2014 > <4>[ 70.933433] Call Trace: > <4>[ 70.933894] <TASK> > <4>[ 70.934161] dump_stack_lvl+0x96/0xb0 > <4>[ 70.934608] dump_stack+0x14/0x20 > <4>[ 70.934909] sysfs_warn_dup+0x5f/0x80 > <4>[ 70.935215] sysfs_create_dir_ns+0xd0/0xf0 > <4>[ 70.935521] kobject_add_internal+0xa8/0x2e0 > <4>[ 70.935944] kobject_init_and_add+0x8c/0xd0 > <4>[ 70.936265] sysfs_slab_add+0x11a/0x1f0 > <4>[ 70.936446] do_kmem_cache_create+0x433/0x500 > <4>[ 70.936622] __kmem_cache_create_args+0x19c/0x250 > <4>[ 70.936827] ext4_mb_init+0x690/0x7e0 > <4>[ 70.937180] ext4_fill_super+0x1934/0x31e0 > <4>[ 70.937547] ? sb_set_blocksize+0x21/0x70 > <4>[ 70.937911] ? __pfx_ext4_fill_super+0x10/0x10 > <4>[ 70.938346] get_tree_bdev_flags+0x13c/0x1d0 > <4>[ 70.938780] get_tree_bdev+0x14/0x20 > <4>[ 70.939118] ext4_get_tree+0x19/0x20 > <4>[ 70.939354] vfs_get_tree+0x2e/0xe0 > <4>[ 70.939717] path_mount+0x309/0xb00 > <4>[ 70.940025] ? putname+0x5e/0x80 > <4>[ 70.940183] __x64_sys_mount+0x11d/0x160 > <4>[ 70.940353] x64_sys_call+0x1719/0x20b0 > <4>[ 70.940516] do_syscall_64+0xb2/0x1d0 > <4>[ 70.940711] entry_SYSCALL_64_after_hwframe+0x77/0x7f > <4>[ 70.941202] RIP: 0033:0x7f667d9dd4ea > <4>[ 70.941527] Code: 48 8b 0d 39 39 0d 00 f7 d8 64 89 01 48 83 c8 > ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 > 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 06 39 0d 00 f7 d8 64 > 89 01 48 > <4>[ 70.942905] RSP: 002b:00007ffe22faecf8 EFLAGS: 00000246 > ORIG_RAX: 00000000000000a5 > <4>[ 70.943283] RAX: ffffffffffffffda RBX: 00007f667d8d26c8 RCX: > 00007f667d9dd4ea > <4>[ 70.943788] RDX: 00007ffe22fb0e59 RSI: 000055e50098e60b RDI: > 000055e50099cca0 > <4>[ 70.944248] RBP: 000055e50098e5d8 R08: 0000000000000000 R09: > 0000000000000000 > <4>[ 70.944479] R10: 0000000000000001 R11: 0000000000000246 R12: > 00007ffe22faed0c > <4>[ 70.944704] R13: 000055e50098e60b R14: 0000000000000000 R15: > 0000000000000000 > <4>[ 70.945086] </TASK> > <3>[ 70.946069] kobject: kobject_add_internal failed for :a-0000176 > with -EEXIST, don't try to register things with the same name in the > same directory. > <3>[ 70.948453] SLUB: Unable to add cache ext4_groupinfo_1k to sysfs > <4>[ 70.951178] __kmem_cache_create_args(ext4_groupinfo_1k) failed > with error -22 > <4>[ 70.952636] CPU: 0 UID: 0 PID: 992 Comm: ioctl04 Not tainted 6.12.0-rc7 #1 > <4>[ 70.953183] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), > BIOS 1.16.3-debian-1.16.3-2 04/01/2014 > <4>[ 70.953975] Call Trace: > <4>[ 70.954215] <TASK> > <4>[ 70.954460] dump_stack_lvl+0x96/0xb0 > <4>[ 70.954877] dump_stack+0x14/0x20 > <4>[ 70.955079] __kmem_cache_create_args+0x7d/0x250 > <4>[ 70.955331] ext4_mb_init+0x690/0x7e0 > <4>[ 70.955698] ext4_fill_super+0x1934/0x31e0 > <4>[ 70.956271] ? sb_set_blocksize+0x21/0x70 > <4>[ 70.958236] ? __pfx_ext4_fill_super+0x10/0x10 > <4>[ 70.958570] get_tree_bdev_flags+0x13c/0x1d0 > <4>[ 70.958812] get_tree_bdev+0x14/0x20 > <4>[ 70.958990] ext4_get_tree+0x19/0x20 > <4>[ 70.959752] vfs_get_tree+0x2e/0xe0 > <4>[ 70.960137] path_mount+0x309/0xb00 > <4>[ 70.960340] ? putname+0x5e/0x80 > <4>[ 70.960560] __x64_sys_mount+0x11d/0x160 > <4>[ 70.961572] x64_sys_call+0x1719/0x20b0 > <4>[ 70.961841] do_syscall_64+0xb2/0x1d0 > <4>[ 70.962060] entry_SYSCALL_64_after_hwframe+0x77/0x7f > <4>[ 70.963017] RIP: 0033:0x7f667d9dd4ea > <4>[ 70.963229] Code: 48 8b 0d 39 39 0d 00 f7 d8 64 89 01 48 83 c8 > ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 > 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 06 39 0d 00 f7 d8 64 > 89 01 48 > <4>[ 70.964889] RSP: 002b:00007ffe22faecf8 EFLAGS: 00000246 > ORIG_RAX: 00000000000000a5 > <4>[ 70.965471] RAX: ffffffffffffffda RBX: 00007f667d8d26c8 RCX: > 00007f667d9dd4ea > <4>[ 70.965693] RDX: 00007ffe22fb0e59 RSI: 000055e50098e60b RDI: > 000055e50099cca0 > <4>[ 70.965938] RBP: 000055e50098e5d8 R08: 0000000000000000 R09: > 0000000000000000 > <4>[ 70.966152] R10: 0000000000000001 R11: 0000000000000246 R12: > 00007ffe22faed0c > <4>[ 70.966370] R13: 000055e50098e60b R14: 0000000000000000 R15: > 0000000000000000 > <4>[ 70.966593] </TASK> > <0>[ 70.969266] EXT4-fs: no memory for groupinfo slab cache > <3>[ 70.970744] EXT4-fs (loop0): failed to initialize mballoc (-12) > <3>[ 70.977680] EXT4-fs (loop0): mount failed > ioctl04.c:67: TFAIL: Mounting RO device RO failed: ENOMEM (12) > > Summary: > passed 3 > failed 1 > > Build image: > ----------- > - https://qa-reports.linaro.org/lkft/sashal-linus-next/build/v6.11-15432-gac3274b9a6ec/testrun/25851045/suite/ltp-syscalls/test/ioctl04/log > - https://qa-reports.linaro.org/lkft/sashal-linus-next/build/v6.11-15430-gc12cd257292c/testrun/25848631/suite/ltp-syscalls/test/ioctl04/history/ > - https://qa-reports.linaro.org/lkft/sashal-linus-next/build/v6.11-15432-gac3274b9a6ec/testrun/25851045/suite/ltp-syscalls/test/ioctl04/details/ > - https://tuxapi.tuxsuite.com/v1/groups/linaro/projects/lkft/tests/2ow28dxrEwN5dFu4vChS2wgU93J > > Steps to reproduce: > ------------ > - https://tuxapi.tuxsuite.com/v1/groups/linaro/projects/lkft/tests/2ow28dxrEwN5dFu4vChS2wgU93J/reproducer > > metadata: > ---- > Linux version: 6.12.0-rc7 > git repo: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linus-next.git > git sha: ac3274b9a6ec132398615faaa725c8fa23700219 > kernel config: > https://storage.tuxsuite.com/public/linaro/lkft/builds/2ow9ILyg8kMOGCJOc8VDIGOlz1h/config > build url: https://storage.tuxsuite.com/public/linaro/lkft/builds/2ow9ILyg8kMOGCJOc8VDIGOlz1h/ > toolchain: gcc-13 > config: gcc-13-lkftconfig > arch: x86_64 and testing is in progress for other architectures > > -- > Linaro LKFT > https://lkft.linaro.org >