INFO: trying to register non-static key in devres_for_each_res
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syzbot
Jan 11, 2022, 6:24:22 PM1/11/22
to syzkaller...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 3f8a27f9e27b Linux 4.19.211
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=1600baa0700000
kernel config: https://syzkaller.appspot.com/x/.config?x=9b9277b418617afe
dashboard link: https://syzkaller.appspot.com/bug?extid=0c21b3d35c96f317eb4a
compiler: gcc version 10.2.1 20210110 (Debian 10.2.1-6)
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+0c21b3...@syzkaller.appspotmail.com
INFO: trying to register non-static key.
The code is fine but needs lockdep annotation, or maybe
you didn't initialize this object before use?
turning off the locking correctness validator.
CPU: 1 PID: 1262 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
assign_lock_key kernel/locking/lockdep.c:728 [inline]
register_lock_class+0xe82/0x11c0 kernel/locking/lockdep.c:754
__lock_acquire+0x17d/0x3ff0 kernel/locking/lockdep.c:3304
lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x8c/0xc0 kernel/locking/spinlock.c:152
devres_for_each_res drivers/base/devres.c:186 [inline]
devres_for_each_res+0x51/0x1c0 drivers/base/devres.c:174
dev_cache_fw_image+0x9f/0x460 drivers/base/firmware_loader/main.c:1038
dpm_for_each_dev drivers/base/power/main.c:2126 [inline]
dpm_for_each_dev+0x56/0xb0 drivers/base/power/main.c:2117
device_cache_fw_images drivers/base/firmware_loader/main.c:1106 [inline]
fw_pm_notify+0xd9/0x130 drivers/base/firmware_loader/main.c:1157
notifier_call_chain+0xc0/0x230 kernel/notifier.c:93
__blocking_notifier_call_chain kernel/notifier.c:317 [inline]
__blocking_notifier_call_chain+0x97/0xb0 kernel/notifier.c:304
__pm_notifier_call_chain+0x2c/0x60 kernel/power/main.c:74
snapshot_open+0x33d/0x4a0 kernel/power/user.c:89
misc_open+0x372/0x4a0 drivers/char/misc.c:141
chrdev_open+0x266/0x770 fs/char_dev.c:423
do_dentry_open+0x4aa/0x1160 fs/open.c:796
do_last fs/namei.c:3421 [inline]
path_openat+0x793/0x2df0 fs/namei.c:3537
do_filp_open+0x18c/0x3f0 fs/namei.c:3567
do_sys_open+0x3b3/0x520 fs/open.c:1085
do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7efe36b44eb9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007efe354ba168 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007efe36c57f60 RCX: 00007efe36b44eb9
RDX: 0000000000020601 RSI: 00000000200003c0 RDI: ffffffffffffff9c
RBP: 00007efe36b9f08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffc031019f R14: 00007efe354ba300 R15: 0000000000022000
PM: Marking nosave pages: [mem 0x00000000-0x00000fff]
PM: Marking nosave pages: [mem 0x0009f000-0x000fffff]
PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff]
PM: Basic memory bitmaps created
PM: Basic memory bitmaps freed
PM: Marking nosave pages: [mem 0x00000000-0x00000fff]
PM: Marking nosave pages: [mem 0x0009f000-0x000fffff]
PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff]
PM: Basic memory bitmaps created
Restarting kernel threads ... done.
PM: Basic memory bitmaps freed
PM: Marking nosave pages: [mem 0x00000000-0x00000fff]
PM: Marking nosave pages: [mem 0x0009f000-0x000fffff]
PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff]
PM: Basic memory bitmaps created
PM: Basic memory bitmaps freed
PM: Marking nosave pages: [mem 0x00000000-0x00000fff]
PM: Marking nosave pages: [mem 0x0009f000-0x000fffff]
PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff]
PM: Basic memory bitmaps created
PM: Basic memory bitmaps freed
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
blktrace: Concurrent blktraces are not allowed on loop7
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
print_req_error: 110 callbacks suppressed
print_req_error: I/O error, dev loop2, sector 0
print_req_error: I/O error, dev loop2, sector 264064
print_req_error: I/O error, dev loop2, sector 264064
buffer_io_error: 90 callbacks suppressed
Buffer I/O error on dev loop2p4, logical block 33008, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
Buffer I/O error on dev loop2p2, logical block 0, async page read
Buffer I/O error on dev loop2p2, logical block 0, async page read
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
blktrace: Concurrent blktraces are not allowed on loop7
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
blktrace: Concurrent blktraces are not allowed on loop7
blktrace: Concurrent blktraces are not allowed on loop7
Unknown ioctl -1006595045
delete_channel: no stack
delete_channel: no stack
delete_channel: no stack
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
delete_channel: no stack
delete_channel: no stack
Unknown ioctl -1006595045
delete_channel: no stack
delete_channel: no stack
Unknown ioctl -1006595045
Unknown ioctl -1006595045
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
Unknown ioctl -1006595045
Unknown ioctl -1006595045
Unknown ioctl -1006595045
IPVS: ftp: loaded support on port[0] = 21
print_req_error: 98 callbacks suppressed
print_req_error: I/O error, dev loop2, sector 0
print_req_error: I/O error, dev loop2, sector 0
buffer_io_error: 80 callbacks suppressed
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
print_req_error: I/O error, dev loop2, sector 264064
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 264064
Buffer I/O error on dev loop2p4, logical block 33008, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
Buffer I/O error on dev loop2p2, logical block 0, async page read
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot found the following issue on:
HEAD commit: 3f8a27f9e27b Linux 4.19.211
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=1600baa0700000
kernel config: https://syzkaller.appspot.com/x/.config?x=9b9277b418617afe
dashboard link: https://syzkaller.appspot.com/bug?extid=0c21b3d35c96f317eb4a
compiler: gcc version 10.2.1 20210110 (Debian 10.2.1-6)
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+0c21b3...@syzkaller.appspotmail.com
INFO: trying to register non-static key.
The code is fine but needs lockdep annotation, or maybe
you didn't initialize this object before use?
turning off the locking correctness validator.
CPU: 1 PID: 1262 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
assign_lock_key kernel/locking/lockdep.c:728 [inline]
register_lock_class+0xe82/0x11c0 kernel/locking/lockdep.c:754
__lock_acquire+0x17d/0x3ff0 kernel/locking/lockdep.c:3304
lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x8c/0xc0 kernel/locking/spinlock.c:152
devres_for_each_res drivers/base/devres.c:186 [inline]
devres_for_each_res+0x51/0x1c0 drivers/base/devres.c:174
dev_cache_fw_image+0x9f/0x460 drivers/base/firmware_loader/main.c:1038
dpm_for_each_dev drivers/base/power/main.c:2126 [inline]
dpm_for_each_dev+0x56/0xb0 drivers/base/power/main.c:2117
device_cache_fw_images drivers/base/firmware_loader/main.c:1106 [inline]
fw_pm_notify+0xd9/0x130 drivers/base/firmware_loader/main.c:1157
notifier_call_chain+0xc0/0x230 kernel/notifier.c:93
__blocking_notifier_call_chain kernel/notifier.c:317 [inline]
__blocking_notifier_call_chain+0x97/0xb0 kernel/notifier.c:304
__pm_notifier_call_chain+0x2c/0x60 kernel/power/main.c:74
snapshot_open+0x33d/0x4a0 kernel/power/user.c:89
misc_open+0x372/0x4a0 drivers/char/misc.c:141
chrdev_open+0x266/0x770 fs/char_dev.c:423
do_dentry_open+0x4aa/0x1160 fs/open.c:796
do_last fs/namei.c:3421 [inline]
path_openat+0x793/0x2df0 fs/namei.c:3537
do_filp_open+0x18c/0x3f0 fs/namei.c:3567
do_sys_open+0x3b3/0x520 fs/open.c:1085
do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7efe36b44eb9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007efe354ba168 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007efe36c57f60 RCX: 00007efe36b44eb9
RDX: 0000000000020601 RSI: 00000000200003c0 RDI: ffffffffffffff9c
RBP: 00007efe36b9f08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffc031019f R14: 00007efe354ba300 R15: 0000000000022000
PM: Marking nosave pages: [mem 0x00000000-0x00000fff]
PM: Marking nosave pages: [mem 0x0009f000-0x000fffff]
PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff]
PM: Basic memory bitmaps created
PM: Basic memory bitmaps freed
PM: Marking nosave pages: [mem 0x00000000-0x00000fff]
PM: Marking nosave pages: [mem 0x0009f000-0x000fffff]
PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff]
PM: Basic memory bitmaps created
Restarting kernel threads ... done.
PM: Basic memory bitmaps freed
PM: Marking nosave pages: [mem 0x00000000-0x00000fff]
PM: Marking nosave pages: [mem 0x0009f000-0x000fffff]
PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff]
PM: Basic memory bitmaps created
PM: Basic memory bitmaps freed
PM: Marking nosave pages: [mem 0x00000000-0x00000fff]
PM: Marking nosave pages: [mem 0x0009f000-0x000fffff]
PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff]
PM: Basic memory bitmaps created
PM: Basic memory bitmaps freed
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
blktrace: Concurrent blktraces are not allowed on loop7
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
print_req_error: 110 callbacks suppressed
print_req_error: I/O error, dev loop2, sector 0
print_req_error: I/O error, dev loop2, sector 264064
print_req_error: I/O error, dev loop2, sector 264064
buffer_io_error: 90 callbacks suppressed
Buffer I/O error on dev loop2p4, logical block 33008, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
Buffer I/O error on dev loop2p2, logical block 0, async page read
Buffer I/O error on dev loop2p2, logical block 0, async page read
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
blktrace: Concurrent blktraces are not allowed on loop7
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
blktrace: Concurrent blktraces are not allowed on loop7
blktrace: Concurrent blktraces are not allowed on loop7
Unknown ioctl -1006595045
delete_channel: no stack
delete_channel: no stack
delete_channel: no stack
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
delete_channel: no stack
delete_channel: no stack
Unknown ioctl -1006595045
delete_channel: no stack
delete_channel: no stack
Unknown ioctl -1006595045
Unknown ioctl -1006595045
snd_dummy snd_dummy.0: control 0:0:117440512:syz1:0 is already present
Unknown ioctl -1006595045
Unknown ioctl -1006595045
Unknown ioctl -1006595045
IPVS: ftp: loaded support on port[0] = 21
print_req_error: 98 callbacks suppressed
print_req_error: I/O error, dev loop2, sector 0
print_req_error: I/O error, dev loop2, sector 0
buffer_io_error: 80 callbacks suppressed
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
print_req_error: I/O error, dev loop2, sector 264064
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 264064
Buffer I/O error on dev loop2p4, logical block 33008, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
print_req_error: I/O error, dev loop2, sector 0
Buffer I/O error on dev loop2p2, logical block 0, async page read
Buffer I/O error on dev loop2p2, logical block 0, async page read
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot
May 11, 2022, 7:24:20 PM5/11/22
to syzkaller...@googlegroups.com
Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.
Crashes did not happen for a while, no reproducer and no activity.
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