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Message-ID: <000000000000f8d56e05cb50a541@google.com>
Date:   Mon, 06 Sep 2021 02:55:25 -0700
From:   syzbot <syzbot+e6bda7e03e329ed0b1db@...kaller.appspotmail.com>
To:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com, viro@...iv.linux.org.uk
Subject: [syzbot] upstream test error: WARNING in __do_kernel_fault

Hello,

syzbot found the following issue on:

HEAD commit:    f1583cb1be35 Merge tag 'linux-kselftest-next-5.15-rc1' of ..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=17756315300000
kernel config:  https://syzkaller.appspot.com/x/.config?x=5fe535c85e8d7384
dashboard link: https://syzkaller.appspot.com/bug?extid=e6bda7e03e329ed0b1db
compiler:       aarch64-linux-gnu-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1
userspace arch: arm64

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+e6bda7e03e329ed0b1db@...kaller.appspotmail.com

------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Not tainted 5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000308 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : ffff00007fbbb9c8 x4 : 0000000000015ff5 x3 : 0000000000000001
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640ca ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000032d x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640cb ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000352 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640cc ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000377 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640cd ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000039c x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640ce ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000003c1 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640cf ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000003e6 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640d0 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000040b x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640d1 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000430 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640d2 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000455 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640d3 ]---
__do_kernel_fault: 65272 callbacks suppressed
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000047b x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : ffff00007fbbb9c8 x4 : 0000000000015ff5 x3 : 0000000000000001
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640d4 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000004a0 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640d5 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000004c5 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640d6 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000004ea x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640d7 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000050f x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640d8 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000534 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640d9 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000559 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640da ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000057e x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640db ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000005a3 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640dc ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b65e020
WARNING: CPU: 0 PID: 22 at arch/arm64/mm/fault.c:365 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
Modules linked in:
CPU: 0 PID: 22 Comm: kdevtmpfs Tainted: G        W         5.14.0-syzkaller-09284-gf1583cb1be35 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
lr : __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
sp : ffff80001267b980
x29: ffff80001267b980 x28: f4ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fdff000002fa0d00 x24: ffff80001267bcb8
x23: 0000000060400009 x22: ffff00007b65e020 x21: 0000000000000025
x20: ffff80001267ba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000005c8 x12: ffff80001267b680
x11: ffff8000122cd1e0 x10: 00000000ffffe000 x9 : ffff8000122cd1e0
x8 : ffff80001221d1e0 x7 : ffff8000122cd1e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f4ff0000029a0000
Call trace:
 __do_kernel_fault+0x170/0x1bc arch/arm64/mm/fault.c:365
 do_bad_area arch/arm64/mm/fault.c:466 [inline]
 do_translation_fault+0x58/0xc0 arch/arm64/mm/fault.c:682
 do_mem_abort+0x44/0xb4 arch/arm64/mm/fault.c:813
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:357
 el1h_64_sync_handler+0xb0/0xd0 arch/arm64/kernel/entry-common.c:408
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:567
 __entry_tramp_text_end+0xdfc/0x3000
 d_lookup+0x44/0x70 fs/dcache.c:2370
 lookup_dcache+0x24/0x84 fs/namei.c:1520
 __lookup_hash+0x24/0xd0 fs/namei.c:1543
 kern_path_locked+0x90/0x10c fs/namei.c:2567
 handle_remove+0x38/0x284 drivers/base/devtmpfs.c:312
 handle drivers/base/devtmpfs.c:382 [inline]
 devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
 devtmpfsd+0x8c/0xd0 drivers/base/devtmpfs.c:437
 kthread+0x150/0x15c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:756
---[ end trace ae975648337640dd ]---


---
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