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upstream test error: WARNING in __do_kernel_fault

Status: auto-closed as invalid on 2022/01/09 17:50
Subsystems: fs
[Documentation on labels]
Reported-by: syzbot+e6bda7e03e329ed0b1db@syzkaller.appspotmail.com
First crash: 959d, last: 950d
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[syzbot] upstream test error: WARNING in __do_kernel_fault 2 (3) 2021/09/21 12:41

Sample crash report:
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000306 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b93a ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000032b x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b93b ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000350 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b93c ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000375 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b93d ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000039a x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b93e ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000003bf x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b93f ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000003e4 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b940 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000409 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b941 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000042e x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b942 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000453 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b943 ]---
__do_kernel_fault: 68400 callbacks suppressed
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000479 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b944 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000049e x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b945 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000004c3 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b946 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000004e8 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b947 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000050d x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b948 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000532 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b949 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000557 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b94a ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000057c x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b94b ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000005a1 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b94c ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000005c6 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b94d ]---
__do_kernel_fault: 73976 callbacks suppressed
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000005ec x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : ffff00007fbba9c8 x4 : 0000000000015ff5 x3 : 0000000000000001
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b94e ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000611 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b94f ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000636 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b950 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 000000000000065b x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b951 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000680 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b952 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000006a5 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b953 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000006ca x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b954 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 00000000000006ef x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b955 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000714 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b956 ]---
------------[ cut here ]------------
Ignoring spurious kernel translation fault at virtual address ffff00007b71c020
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-11101-gc605c39677b9 #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 : ffff8000126ab980
x29: ffff8000126ab980 x28: f8ff0000029a0000 x27: 0000000000000000
x26: 0000000000000000 x25: fcff00000583d750 x24: ffff8000126abcb8
x23: 0000000060400009 x22: ffff00007b71c020 x21: 0000000000000025
x20: ffff8000126aba50 x19: 0000000097c48007 x18: 00000000fffffffd
x17: 6666207373657264 x16: 6461206c61757472 x15: 697620746120746c
x14: 756166206e6f6974 x13: 0000000000000739 x12: ffff8000126ab680
x11: ffff8000122fd240 x10: 00000000ffffe000 x9 : ffff8000122fd240
x8 : ffff80001224d240 x7 : ffff8000122fd240 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000015ff5 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : f8ff0000029a0000
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+0xddc/0xf000
 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 102cca0809a0b957 ]---

Crashes (4):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/09/11 17:50 upstream c605c39677b9 3ce60af8 .config console log report ci-qemu2-arm64-mte upstream test error: WARNING in __do_kernel_fault
2021/09/10 22:08 upstream 926de8c4326c 3ce60af8 .config console log report ci-qemu2-arm64-mte upstream test error: WARNING in __do_kernel_fault
2021/09/03 23:37 upstream f1583cb1be35 d236a457 .config console log report ci-qemu2-arm64-mte upstream test error: WARNING in __do_kernel_fault
2021/09/02 09:50 upstream 4ac6d90867a4 d0f0970b .config console log report ci-qemu2-arm64-mte upstream test error: WARNING in __do_kernel_fault
* Struck through repros no longer work on HEAD.