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Message-ID: <20680bb5-71c0-4945-a058-05f43bbd03f4@kili.mountain>
Date: Wed, 17 May 2023 18:08:14 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Naresh Kamboju <naresh.kamboju@...aro.org>,
Chuck Lever <chuck.lever@...cle.com>
Cc: Linux-Next Mailing List <linux-next@...r.kernel.org>,
open list <linux-kernel@...r.kernel.org>,
linux-fsdevel@...r.kernel.org, linux-mm <linux-mm@...ck.org>,
lkft-triage@...ts.linaro.org, Al Viro <viro@...iv.linux.org.uk>,
Christian Brauner <brauner@...nel.org>,
"Paul E. McKenney" <paulmck@...nel.org>, frederic@...nel.org,
Arnd Bergmann <arnd@...db.de>,
Anders Roxell <anders.roxell@...aro.org>
Subject: Re: next: qemu-arm64: kernel BUG at fs/inode.c:1763!
The fs/inode.c:1763 bug is more stuff from net/handshake testing, so
lets add Chuck to the CC list.
regards,
dan carpenter
On Wed, May 17, 2023 at 06:39:57PM +0530, Naresh Kamboju wrote:
> Following kernel crash noticed while booting qemu-arm64 kunit builds on
> Linux next version 6.4.0-rc2-next-20230517.
>
> WARNING: CPU: 1 PID: 1436 at mm/page_alloc.c:4781 __alloc_pages
> kernel BUG at fs/inode.c:1763!
> WARNING: CPU: 0 PID: 0 at kernel/context_tracking.c:128
> ct_kernel_exit.constprop.0+0xe0/0xe8
>
> Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
>
> Detailed Crash log:
> =========
> <4>[ 800.148388] ------------[ cut here ]------------
> <4>[ 800.150072] WARNING: CPU: 1 PID: 1436 at mm/page_alloc.c:4781
> __alloc_pages+0x998/0x13e8
> <4>[ 800.151978] Modules linked in:
> <4>[ 800.153337] CPU: 1 PID: 1436 Comm: kunit_try_catch Tainted: G
> B N 6.4.0-rc2-next-20230517 #1
> <4>[ 800.154662] Hardware name: linux,dummy-virt (DT)
> <4>[ 800.155921] pstate: 22400005 (nzCv daif +PAN -UAO +TCO -DIT
> -SSBS BTYPE=--)
> <4>[ 800.157079] pc : __alloc_pages+0x998/0x13e8
> <4>[ 800.158148] lr : __kmalloc_large_node+0xc0/0x1b8
> <4>[ 800.159238] sp : ffff80000b5e7aa0
> <4>[ 800.160154] x29: ffff80000b5e7aa0 x28: 0000000000000000 x27:
> 0000000000000000
> <4>[ 800.161762] x26: ffff0000c4509f00 x25: ffff800008087a98 x24:
> ffffd0168ffa8460
> <4>[ 800.163283] x23: 1ffff000016bcf74 x22: 0000000000040dc0 x21:
> 0000000000000000
> <4>[ 800.164813] x20: 0000000000000015 x19: 0000000000000000 x18:
> 000000000000000b
> <4>[ 800.166307] x17: 00000000bd2c963e x16: 00000000a2b18575 x15:
> 0000000033b8949b
> <4>[ 800.167831] x14: 000000006d0ad0a4 x13: 00000000e32f85f5 x12:
> ffff7000016bcfa1
> <4>[ 800.169363] x11: 1ffff000016bcfa0 x10: ffff7000016bcfa0 x9 :
> 000000000000f204
> <4>[ 800.170928] x8 : 00000000f2000000 x7 : 00000000f2f2f2f2 x6 :
> 00000000f3f3f3f3
> <4>[ 800.172467] x5 : 0000000000040dc0 x4 : ffff0000c614e900 x3 :
> 0000000000000000
> <4>[ 800.173976] x2 : 0000000000000000 x1 : 0000000000000001 x0 :
> ffffd01696633000
> <4>[ 800.175603] Call trace:
> <4>[ 800.176314] __alloc_pages+0x998/0x13e8
> <4>[ 800.177355] __kmalloc_large_node+0xc0/0x1b8
> <4>[ 800.178401] __kmalloc+0x158/0x1c0
> <4>[ 800.179350] handshake_req_alloc+0x70/0xb8
> <4>[ 800.180510] handshake_req_alloc_case+0xa4/0x188
> <4>[ 800.181598] kunit_try_run_case+0x88/0x120
> <4>[ 800.182614] kunit_generic_run_threadfn_adapter+0x38/0x60
> <4>[ 800.183809] kthread+0x194/0x1b0
> <4>[ 800.184813] ret_from_fork+0x10/0x20
> <4>[ 800.185873] ---[ end trace 0000000000000000 ]---
> <6>[ 800.202972] ok 6 handshake_req_alloc excessive privsize
> <6>[ 800.217425] ok 7 handshake_req_alloc all good
> <6>[ 800.219182] # req_alloc API fuzzing: pass:7 fail:0 skip:0 total:7
> <6>[ 800.222082] ok 1 req_alloc API fuzzing
> <6>[ 800.243148] ok 2 req_submit NULL req arg
> <6>[ 800.260195] ok 3 req_submit NULL sock arg
> <6>[ 800.274397] ok 4 req_submit NULL sock->file
> <6>[ 800.294631] ok 5 req_lookup works
> <6>[ 800.310289] ok 6 req_submit max pending
> <6>[ 800.326669] ok 7 req_submit multiple
> <6>[ 800.342645] ok 8 req_cancel before accept
> <4>[ 800.359161] ------------[ cut here ]------------
> <2>[ 800.360659] kernel BUG at fs/inode.c:1763!
> <0>[ 800.362464] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
> <4>[ 800.364079] Modules linked in:
> <4>[ 800.364978] CPU: 0 PID: 9 Comm: kworker/0:1 Tainted: G B W
> N 6.4.0-rc2-next-20230517 #1
> <4>[ 800.366607] Hardware name: linux,dummy-virt (DT)
> <4>[ 800.368282] Workqueue: events delayed_fput
> <4>[ 800.369511] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT
> -SSBS BTYPE=--)
> <4>[ 800.370861] pc : iput+0x2c4/0x328
> <4>[ 800.371839] lr : iput+0x3c/0x328
> <4>[ 800.372882] sp : ffff800008107b50
> <6>[ 800.375744] ok 9 req_cancel after accept
> <4>[ 800.376704] x29: ffff800008107b50 x28: ffffd016924f7400 x27:
> ffff0000c08d4da0
> <4>[ 800.379288] x26: ffff0000c042f918 x25: ffff0000cc273918 x24:
> ffff0000cc273900
> <4>[ 800.381160] x23: 0000000000000000 x22: ffff0000c042f9b8 x21:
> ffffd016924f7b40
> <4>[ 800.383408] x20: ffff0000c042f880 x19: ffff0000c042f880 x18:
> 000000000000000b
> <4>[ 800.385535] x17: ffffd0168fb6f094 x16: ffffd0168fb6ee10 x15:
> ffffd0168fb6ebd4
> <4>[ 800.387985] x14: ffffd0168f7d5de8 x13: ffffd0168f617f98 x12:
> ffff700001020f53
> <4>[ 800.389672] x11: 1ffff00001020f52 x10: ffff700001020f52 x9 :
> ffffd0168fb67384
> <4>[ 800.392442] x8 : ffff800008107a98 x7 : 0000000000000000 x6 :
> 0000000000000008
> <4>[ 800.395053] x5 : ffff800008107a58 x4 : 0000000000000001 x3 :
> dfff800000000000
> <4>[ 800.397652] x2 : 0000000000000007 x1 : ffff0000c042f918 x0 :
> 0000000000000060
> <4>[ 800.400110] Call trace:
> <4>[ 800.401352] iput+0x2c4/0x328
> <4>[ 800.402741] dentry_unlink_inode+0x12c/0x240
> <4>[ 800.404519] __dentry_kill+0x16c/0x2b0
> <4>[ 800.406047] dput+0x24c/0x438
> <4>[ 800.407331] __fput+0x140/0x3b0
> <4>[ 800.409152] delayed_fput+0x64/0x80
> <4>[ 800.410708] process_one_work+0x3cc/0x7d0
> <4>[ 800.413032] worker_thread+0xa4/0x6a0
> <4>[ 800.415041] kthread+0x194/0x1b0
> <6>[ 800.416283] ok 10 req_cancel after done
> <4>[ 800.416205] ret_from_fork+0x10/0x20
> <0>[ 800.419090] Code: 17ffffc4 97fffb54 17ffffd4 d65f03c0 (d4210000)
> <4>[ 800.421577] ---[ end trace 0000000000000000 ]---
> <6>[ 800.424335] note: kworker/0:1[9] exited with irqs disabled
> <6>[ 800.428252] note: kworker/0:1[9] exited with preempt_count 1
> <4>[ 800.435635] ------------[ cut here ]------------
> <4>[ 800.436529] WARNING: CPU: 0 PID: 0 at
> kernel/context_tracking.c:128 ct_kernel_exit.constprop.0+0xe0/0xe8
> <4>[ 800.439070] Modules linked in:
> <4>[ 800.440326] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B D W
> N 6.4.0-rc2-next-20230517 #1
> <4>[ 800.442196] Hardware name: linux,dummy-virt (DT)
> <4>[ 800.443408] pstate: 224003c5 (nzCv DAIF +PAN -UAO +TCO -DIT
> -SSBS BTYPE=--)
> <4>[ 800.445031] pc : ct_kernel_exit.constprop.0+0xe0/0xe8
> <4>[ 800.446629] lr : ct_kernel_exit.constprop.0+0x20/0xe8
> <4>[ 800.448263] sp : ffffd01694ed7cd0
> <4>[ 800.449375] x29: ffffd01694ed7cd0 x28: 00000000437e90ac x27:
> 0000000000000000
> <4>[ 800.451354] x26: ffffd01694ef1e40 x25: 0000000000000000 x24:
> 0000000000000000
> <4>[ 800.453397] x23: ffffd01694ee2ba0 x22: 1ffffa02d29dafb4 x21:
> 0000000000000000
> <4>[ 800.455573] x20: ffffd01692f29c20 x19: ffff0000da667c20 x18:
> 000000000000000b
> <4>[ 800.457649] x17: 000000000055a8d0 x16: 000000006cbc159c x15:
> ffffd0168fb6865c
> <4>[ 800.459662] x14: ffffd0168fb680ec x13: ffffd0168fb3b03c x12:
> ffff7a02d29daf81
> <4>[ 800.461787] x11: 1ffffa02d29daf80 x10: ffff7a02d29daf80 x9 :
> dfff800000000000
> <4>[ 800.463827] x8 : ffffd01694ed7c08 x7 : 0000000000000000 x6 :
> 0000000000000008
> <4>[ 800.465864] x5 : ffffd01694ed7bc8 x4 : 0000000000000001 x3 :
> dfff800000000000
> <4>[ 800.467860] x2 : 4000000000000002 x1 : 4000000000000000 x0 :
> ffff2fea4773e000
> <4>[ 800.469981] Call trace:
> <4>[ 800.470946] ct_kernel_exit.constprop.0+0xe0/0xe8
> <4>[ 800.472535] ct_idle_enter+0x10/0x20
> <4>[ 800.473923] default_idle_call+0x58/0x90
> <4>[ 800.475213] do_idle+0x304/0x388
> <4>[ 800.476492] cpu_startup_entry+0x2c/0x40
> <4>[ 800.477885] rest_init+0x120/0x128
> <4>[ 800.478830] arch_call_rest_init+0x1c/0x28
> <4>[ 800.479961] start_kernel+0x2f8/0x3c0
> <4>[ 800.482015] __primary_switched+0xc0/0xd0
> <4>[ 800.483086] ---[ end trace 0000000000000000 ]---
> <6>[ 800.487780] ok 11 req_destroy works
> <6>[ 800.488283] # Handshake API tests: pass:11 fail:0 skip:0 total:11
> <6>[ 800.491161] # Totals: pass:17 fail:0 skip:0 total:17
> <6>[ 800.495059] ok 75 Handshake API tests
> <6>[ 800.514129] uart-pl011 9000000.pl011: no DMA platform data
>
> links,
> - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230517/testrun/17029810/suite/boot/test/gcc-12-lkftconfig-kunit/log
> - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230517/testrun/17029810/suite/boot/test/gcc-12-lkftconfig-kunit/history/
> - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230517/testrun/17029810/suite/boot/tests/
>
> Steps to reproduce:
> =================
> # To install tuxrun on your system globally:
> # sudo pip3 install -U tuxrun==0.42.0
> #
> # See https://tuxrun.org/ for complete documentation.
>
> tuxrun \
> --runtime podman \
> --device qemu-arm64 \
> --kernel https://storage.tuxsuite.com/public/linaro/lkft/builds/2PtylM1zfMZo4vZUtwFtBJhJRvx/Image.gz
> \
> --modules https://storage.tuxsuite.com/public/linaro/lkft/builds/2PtylM1zfMZo4vZUtwFtBJhJRvx/modules.tar.xz
> \
> --rootfs https://storage.tuxsuite.com/public/linaro/lkft/oebuilds/2PeQhlPkvTmtoQVO1F0CQ7lAsm5/images/juno/lkft-tux-image-juno-20230511150149.rootfs.ext4.gz
> \
> --parameters SKIPFILE=skipfile-lkft.yaml \
> --image docker.io/lavasoftware/lava-dispatcher:2023.01.0020.gc1598238f \
> --tests kunit \
> --timeouts boot=30
>
> --
> Linaro LKFT
> https://lkft.linaro.org
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