* [syzbot] [jfs?] BUG: sleeping function called from invalid context in jfs_fsync
@ 2025-02-24 5:02 syzbot
0 siblings, 0 replies; only message in thread
From: syzbot @ 2025-02-24 5:02 UTC (permalink / raw)
To: jfs-discussion, linux-kernel, shaggy, syzkaller-bugs
Hello,
syzbot found the following issue on:
HEAD commit: e6747d19291c Merge branch 'for-next/el2-enable-feat-pmuv3p..
git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci
console output: https://syzkaller.appspot.com/x/log.txt?x=12435ae4580000
kernel config: https://syzkaller.appspot.com/x/.config?x=f6b108de97771157
dashboard link: https://syzkaller.appspot.com/bug?extid=c266ffd7d9f1769517ec
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
userspace arch: arm64
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=157c6fdf980000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=137bddb8580000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/874063395a28/disk-e6747d19.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/f707e2e6b743/vmlinux-e6747d19.xz
kernel image: https://storage.googleapis.com/syzbot-assets/57c934b7f0e8/Image-e6747d19.gz.xz
mounted in repro: https://storage.googleapis.com/syzbot-assets/fdad6db15ae6/mount_0.gz
fsck result: failed (log: https://syzkaller.appspot.com/x/fsck.log?x=106fdba4580000)
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+c266ffd7d9f1769517ec@syzkaller.appspotmail.com
BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 16, name: ksoftirqd/0
preempt_count: 100, expected: 0
RCU nest depth: 0, expected: 0
no locks held by ksoftirqd/0/16.
Preemption disabled at:
[<ffff8000803110e4>] softirq_handle_begin kernel/softirq.c:402 [inline]
[<ffff8000803110e4>] handle_softirqs+0xe0/0xd34 kernel/softirq.c:537
CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.14.0-rc3-syzkaller-ge6747d19291c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call trace:
show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120
dump_stack+0x1c/0x28 lib/dump_stack.c:129
__might_resched+0x374/0x4d0 kernel/sched/core.c:8767
__might_sleep+0x90/0xe4 kernel/sched/core.c:8696
down_write+0x28/0xc0 kernel/locking/rwsem.c:1576
inode_lock include/linux/fs.h:877 [inline]
jfs_fsync+0xa0/0x1d4 fs/jfs/file.c:28
vfs_fsync_range+0x160/0x19c fs/sync.c:187
generic_write_sync include/linux/fs.h:2970 [inline]
dio_complete+0x510/0x6b8 fs/direct-io.c:313
dio_bio_end_aio+0x488/0x550 fs/direct-io.c:368
bio_endio+0x840/0x87c block/bio.c:1548
blk_update_request+0x4ac/0xda0 block/blk-mq.c:983
blk_mq_end_request+0x54/0x88 block/blk-mq.c:1145
lo_complete_rq+0x188/0x2f4 drivers/block/loop.c:395
blk_complete_reqs block/blk-mq.c:1220 [inline]
blk_done_softirq+0x11c/0x168 block/blk-mq.c:1225
handle_softirqs+0x320/0xd34 kernel/softirq.c:561
run_ksoftirqd+0x70/0xc0 kernel/softirq.c:950
smpboot_thread_fn+0x4b0/0x90c kernel/smpboot.c:164
kthread+0x65c/0x7b0 kernel/kthread.c:464
ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
=============================
[ BUG: Invalid wait context ]
6.14.0-rc3-syzkaller-ge6747d19291c #0 Tainted: G W
-----------------------------
ksoftirqd/0/16 is trying to lock:
ffff0000dd220578 (&sb->s_type->i_mutex_key#18){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:877 [inline]
ffff0000dd220578 (&sb->s_type->i_mutex_key#18){+.+.}-{4:4}, at: jfs_fsync+0xa0/0x1d4 fs/jfs/file.c:28
other info that might help us debug this:
context-{3:3}
no locks held by ksoftirqd/0/16.
stack backtrace:
CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Tainted: G W 6.14.0-rc3-syzkaller-ge6747d19291c #0
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call trace:
show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120
dump_stack+0x1c/0x28 lib/dump_stack.c:129
print_lock_invalid_wait_context kernel/locking/lockdep.c:4828 [inline]
check_wait_context kernel/locking/lockdep.c:4900 [inline]
__lock_acquire+0x2034/0x7904 kernel/locking/lockdep.c:5178
lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5851
down_write+0x50/0xc0 kernel/locking/rwsem.c:1577
inode_lock include/linux/fs.h:877 [inline]
jfs_fsync+0xa0/0x1d4 fs/jfs/file.c:28
vfs_fsync_range+0x160/0x19c fs/sync.c:187
generic_write_sync include/linux/fs.h:2970 [inline]
dio_complete+0x510/0x6b8 fs/direct-io.c:313
dio_bio_end_aio+0x488/0x550 fs/direct-io.c:368
bio_endio+0x840/0x87c block/bio.c:1548
blk_update_request+0x4ac/0xda0 block/blk-mq.c:983
blk_mq_end_request+0x54/0x88 block/blk-mq.c:1145
lo_complete_rq+0x188/0x2f4 drivers/block/loop.c:395
blk_complete_reqs block/blk-mq.c:1220 [inline]
blk_done_softirq+0x11c/0x168 block/blk-mq.c:1225
handle_softirqs+0x320/0xd34 kernel/softirq.c:561
run_ksoftirqd+0x70/0xc0 kernel/softirq.c:950
smpboot_thread_fn+0x4b0/0x90c kernel/smpboot.c:164
kthread+0x65c/0x7b0 kernel/kthread.c:464
ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 16, name: ksoftirqd/0
preempt_count: 100, expected: 0
RCU nest depth: 0, expected: 0
INFO: lockdep is turned off.
Preemption disabled at:
[<ffff8000803110e4>] softirq_handle_begin kernel/softirq.c:402 [inline]
[<ffff8000803110e4>] handle_softirqs+0xe0/0xd34 kernel/softirq.c:537
CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Tainted: G W 6.14.0-rc3-syzkaller-ge6747d19291c #0
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call trace:
show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120
dump_stack+0x1c/0x28 lib/dump_stack.c:129
__might_resched+0x374/0x4d0 kernel/sched/core.c:8767
__might_sleep+0x90/0xe4 kernel/sched/core.c:8696
down_write+0x28/0xc0 kernel/locking/rwsem.c:1576
inode_lock include/linux/fs.h:877 [inline]
jfs_fsync+0xa0/0x1d4 fs/jfs/file.c:28
vfs_fsync_range+0x160/0x19c fs/sync.c:187
generic_write_sync include/linux/fs.h:2970 [inline]
dio_complete+0x510/0x6b8 fs/direct-io.c:313
dio_bio_end_aio+0x488/0x550 fs/direct-io.c:368
bio_endio+0x840/0x87c block/bio.c:1548
blk_update_request+0x4ac/0xda0 block/blk-mq.c:983
blk_mq_end_request+0x54/0x88 block/blk-mq.c:1145
lo_complete_rq+0x188/0x2f4 drivers/block/loop.c:395
blk_complete_reqs block/blk-mq.c:1220 [inline]
blk_done_softirq+0x11c/0x168 block/blk-mq.c:1225
handle_softirqs+0x320/0xd34 kernel/softirq.c:561
run_ksoftirqd+0x70/0xc0 kernel/softirq.c:950
smpboot_thread_fn+0x4b0/0x90c kernel/smpboot.c:164
kthread+0x65c/0x7b0 kernel/kthread.c:464
ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 16, name: ksoftirqd/0
preempt_count: 100, expected: 0
RCU nest depth: 0, expected: 0
INFO: lockdep is turned off.
Preemption disabled at:
[<ffff8000803110e4>] softirq_handle_begin kernel/softirq.c:402 [inline]
[<ffff8000803110e4>] handle_softirqs+0xe0/0xd34 kernel/softirq.c:537
CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Tainted: G W 6.14.0-rc3-syzkaller-ge6747d19291c #0
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call trace:
show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120
dump_stack+0x1c/0x28 lib/dump_stack.c:129
__might_resched+0x374/0x4d0 kernel/sched/core.c:8767
__might_sleep+0x90/0xe4 kernel/sched/core.c:8696
down_write+0x28/0xc0 kernel/locking/rwsem.c:1576
inode_lock include/linux/fs.h:877 [inline]
jfs_fsync+0xa0/0x1d4 fs/jfs/file.c:28
vfs_fsync_range+0x160/0x19c fs/sync.c:187
generic_write_sync include/linux/fs.h:2970 [inline]
dio_complete+0x510/0x6b8 fs/direct-io.c:313
dio_bio_end_aio+0x488/0x550 fs/direct-io.c:368
bio_endio+0x840/0x87c block/bio.c:1548
blk_update_request+0x4ac/0xda0 block/blk-mq.c:983
blk_mq_end_request+0x54/0x88 block/blk-mq.c:1145
lo_complete_rq+0x188/0x2f4 drivers/block/loop.c:395
blk_complete_reqs block/blk-mq.c:1220 [inline]
blk_done_softirq+0x11c/0x168 block/blk-mq.c:1225
handle_softirqs+0x320/0xd34 kernel/softirq.c:561
run_ksoftirqd+0x70/0xc0 kernel/softirq.c:950
smpboot_thread_fn+0x4b0/0x90c kernel/smpboot.c:164
kthread+0x65c/0x7b0 kernel/kthread.c:464
ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 16, name: ksoftirqd/0
preempt_count: 100, expected: 0
RCU nest depth: 0, expected: 0
INFO: lockdep is turned off.
Preemption disabled at:
[<ffff8000803110e4>] softirq_handle_begin kernel/softirq.c:402 [inline]
[<ffff8000803110e4>] handle_softirqs+0xe0/0xd34 kernel/softirq.c:537
CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Tainted: G W 6.14.0-rc3-syzkaller-ge6747d19291c #0
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call trace:
show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120
dump_stack+0x1c/0x28 lib/dump_stack.c:129
__might_resched+0x374/0x4d0 kernel/sched/core.c:8767
__might_sleep+0x90/0xe4 kernel/sched/core.c:8696
down_write+0x28/0xc0 kernel/locking/rwsem.c:1576
inode_lock include/linux/fs.h:877 [inline]
jfs_fsync+0xa0/0x1d4 fs/jfs/file.c:28
vfs_fsync_range+0x160/0x19c fs/sync.c:187
generic_write_sync include/linux/fs.h:2970 [inline]
dio_complete+0x510/0x6b8 fs/direct-io.c:313
dio_bio_end_aio+0x488/0x550 fs/direct-io.c:368
bio_endio+0x840/0x87c block/bio.c:1548
blk_update_request+0x4ac/0xda0 block/blk-mq.c:983
blk_mq_end_request+0x54/0x88 block/blk-mq.c:1145
lo_complete_rq+0x188/0x2f4 drivers/block/loop.c:395
blk_complete_reqs block/blk-mq.c:1220 [inline]
blk_done_softirq+0x11c/0x168 block/blk-mq.c:1225
handle_softirqs+0x320/0xd34 kernel/softirq.c:561
run_ksoftirqd+0x70/0xc0 kernel/softirq.c:950
smpboot_thread_fn+0x4b0/0x90c kernel/smpboot.c:164
kthread+0x65c/0x7b0 kernel/kthread.c:464
ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 16, name: ksoftirqd/0
preempt_count: 100, expected: 0
RCU nest depth: 0, expected: 0
INFO: lockdep is turned off.
Preemption disabled at:
[<ffff8000803110e4>] softirq_handle_begin kernel/softirq.c:402 [inline]
[<ffff8000803110e4>] handle_softirqs+0xe0/0xd34 kernel/softirq.c:537
CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Tainted: G W 6.14.0-rc3-syzkaller-ge6747d19291c #0
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call trace:
show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120
dump_stack+0x1c/0x28 lib/dump_stack.c:129
__might_resched+0x374/0x4d0 kernel/sched/core.c:8767
__might_sleep+0x90/0xe4 kernel/sched/core.c:8696
down_write+0x28/0xc0 kernel/locking/rwsem.c:1576
inode_lock include/linux/fs.h:877 [inline]
jfs_fsync+0xa0/0x1d4 fs/jfs/file.c:28
vfs_fsync_range+0x160/0x19c fs/sync.c:187
generic_write_sync include/linux/fs.h:2970 [inline]
dio_complete+0x510/0x6b8 fs/direct-io.c:313
dio_bio_end_aio+0x488/0x550 fs/direct-io.c:368
bio_endio+0x840/0x87c block/bio.c:1548
blk_update_request+0x4ac/0xda0 block/blk-mq.c:983
blk_mq_end_request+0x54/0x88 block/blk-mq.c:1145
lo_complete_rq+0x188/0x2f4 drivers/block/loop.c:395
blk_complete_reqs block/blk-mq.c:1220 [inline]
blk_done_softirq+0x11c/0x168 block/blk-mq.c:1225
handle_softirqs+0x320/0xd34 kernel/softirq.c:561
run_ksoftirqd+0x70/0xc0 kernel/softirq.c:950
smpboot_thread_fn+0x4b0/0x90c kernel/smpboot.c:164
kthread+0x65c/0x7b0 kernel/kthread.c:464
ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
---
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2025-02-24 5:02 [syzbot] [jfs?] BUG: sleeping function called from invalid context in jfs_fsync syzbot
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