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| author | Yu Kuai <yukuai3@huawei.com> | 2023-05-29 21:28:19 +0800 |
|---|---|---|
| committer | Jes Sorensen <jes@trained-monkey.org> | 2023-10-26 17:24:28 -0400 |
| commit | 7fe21767d3ab65a686518d2e36d18a07f535972e (patch) | |
| tree | 497f78dbc13ef51484d3b2e2aa0448f72e5d3429 | |
| parent | 024d652e16dd9e3bd1ecdfce4d6f7a8cb498ba42 (diff) | |
| download | mdadm-7fe21767d3ab65a686518d2e36d18a07f535972e.tar.gz | |
tests: add a new test for rdev lifetime
This test add and remove a underlying disk to raid concurretly, verify
that the following problem is fixed:
run mdadm test 23rdev-lifetime at Fri Apr 28 03:25:30 UTC 2023
md: could not open device unknown-block(1,0).
sysfs: cannot create duplicate filename '/devices/virtual/block/md0/md/dev-ram0'
CPU: 26 PID: 10521 Comm: test Not tainted 6.3.0-rc2-00134-g7b3a8828043c #115
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.1-2.fc37 04/014
Call Trace:
<TASK>
dump_stack_lvl+0xe7/0x180
dump_stack+0x18/0x30
sysfs_warn_dup+0xa2/0xd0
sysfs_create_dir_ns+0x119/0x140
kobject_add_internal+0x143/0x4d0
kobject_add_varg+0x35/0x70
kobject_add+0x64/0xd0
bind_rdev_to_array+0x254/0x840 [md_mod]
new_dev_store+0x14d/0x350 [md_mod]
md_attr_store+0xc1/0x1a0 [md_mod]
sysfs_kf_write+0x51/0x70
kernfs_fop_write_iter+0x188/0x270
vfs_write+0x27e/0x460
ksys_write+0x85/0x180
__x64_sys_write+0x21/0x30
do_syscall_64+0x6c/0xe0
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f26bacf5387
Code: 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 84
RSP: 002b:00007ffe98d79e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f26bacf5387
RDX: 0000000000000004 RSI: 000055bd10282bf0 RDI: 0000000000000001
RBP: 000055bd10282bf0 R08: 000000000000000a R09: 00007f26bad8b4e0
R10: 00007f26bad8b3e0 R11: 0000000000000246 R12: 0000000000000004
R13: 00007f26badc8520 R14: 0000000000000004 R15: 00007f26badc8700
</TASK>
Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Signed-off-by: Jes Sorensen <jes@trained-monkey.org>
| -rw-r--r-- | tests/23rdev-lifetime | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/tests/23rdev-lifetime b/tests/23rdev-lifetime new file mode 100644 index 00000000..1750b0db --- /dev/null +++ b/tests/23rdev-lifetime @@ -0,0 +1,34 @@ +devname=${dev0##*/} +devt=`cat /sys/block/$devname/dev` +pid="" +runtime=2 + +clean_up_test() { + pill -9 $pid + echo clear > /sys/block/md0/md/array_state +} + +trap 'clean_up_test' EXIT + +add_by_sysfs() { + while true; do + echo $devt > /sys/block/md0/md/new_dev + done +} + +remove_by_sysfs(){ + while true; do + echo remove > /sys/block/md0/md/dev-${devname}/state + done +} + +echo md0 > /sys/module/md_mod/parameters/new_array || die "create md0 failed" + +add_by_sysfs & +pid="$pid $!" + +remove_by_sysfs & +pid="$pid $!" + +sleep $runtime +exit 0 |