INFO: task syz-executor.0:5506 blocked for more than 143 seconds.
Not tainted 5.15.148-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:24384 pid: 5506 ppid: 3869 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5030 [inline]
__schedule+0x12c4/0x45b0 kernel/sched/core.c:6376
schedule+0x11b/0x1f0 kernel/sched/core.c:6459
io_schedule+0x88/0x100 kernel/sched/core.c:8484
wait_on_page_bit_common+0xa13/0x1180 mm/filemap.c:1356
__lock_page mm/filemap.c:1648 [inline]
lock_page include/linux/pagemap.h:625 [inline]
pagecache_get_page+0x5af/0x1010 mm/filemap.c:1910
find_or_create_page include/linux/pagemap.h:420 [inline]
ni_readpage_cmpr+0x2f2/0x8d0 fs/ntfs3/frecord.c:2087
ntfs_readpage+0x19a/0x210 fs/ntfs3/inode.c:725
filemap_read_page+0x166/0x4b0 mm/filemap.c:2386
filemap_update_page mm/filemap.c:2464 [inline]
filemap_get_pages mm/filemap.c:2574 [inline]
filemap_read+0x15dc/0x2980 mm/filemap.c:2634
call_read_iter include/linux/fs.h:2140 [inline]
generic_file_splice_read+0x4ad/0x790 fs/splice.c:311
do_splice_to fs/splice.c:796 [inline]
splice_direct_to_actor+0x448/0xc10 fs/splice.c:870
do_splice_direct+0x285/0x3d0 fs/splice.c:979
do_sendfile+0x625/0xff0 fs/read_write.c:1249
__do_sys_sendfile64 fs/read_write.c:1317 [inline]
__se_sys_sendfile64+0x178/0x1e0 fs/read_write.c:1303
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f64fe370da9
RSP: 002b:00007f64fd6f10c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f64fe49ef80 RCX: 00007f64fe370da9
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004
RBP: 00007f64fe3bd47a R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f64fe49ef80 R15: 00007ffd7ee476a8
INFO: task syz-executor.0:5516 blocked for more than 144 seconds.
Not tainted 5.15.148-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:25048 pid: 5516 ppid: 3869 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5030 [inline]
__schedule+0x12c4/0x45b0 kernel/sched/core.c:6376
schedule+0x11b/0x1f0 kernel/sched/core.c:6459
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6518
__mutex_lock_common+0xe34/0x25a0 kernel/locking/mutex.c:669
__mutex_lock kernel/locking/mutex.c:729 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743
ni_lock fs/ntfs3/ntfs_fs.h:1110 [inline]
ntfs_readpage+0x18f/0x210 fs/ntfs3/inode.c:724
filemap_read_page+0x166/0x4b0 mm/filemap.c:2386
filemap_update_page mm/filemap.c:2464 [inline]
filemap_get_pages mm/filemap.c:2574 [inline]
filemap_read+0x15dc/0x2980 mm/filemap.c:2634
call_read_iter include/linux/fs.h:2140 [inline]
generic_file_splice_read+0x4ad/0x790 fs/splice.c:311
do_splice_to fs/splice.c:796 [inline]
splice_direct_to_actor+0x448/0xc10 fs/splice.c:870
do_splice_direct+0x285/0x3d0 fs/splice.c:979
do_sendfile+0x625/0xff0 fs/read_write.c:1249
__do_sys_sendfile64 fs/read_write.c:1317 [inline]
__se_sys_sendfile64+0x178/0x1e0 fs/read_write.c:1303
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f64fe370da9
RSP: 002b:00007f64fd6d00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f64fe49f050 RCX: 00007f64fe370da9
RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000006
RBP: 00007f64fe3bd47a R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f64fe49f050 R15: 00007ffd7ee476a8
INFO: task syz-executor.0:5518 blocked for more than 144 seconds.
Not tainted 5.15.148-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:27000 pid: 5518 ppid: 3869 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5030 [inline]
__schedule+0x12c4/0x45b0 kernel/sched/core.c:6376
schedule+0x11b/0x1f0 kernel/sched/core.c:6459
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6518
__mutex_lock_common+0xe34/0x25a0 kernel/locking/mutex.c:669
__mutex_lock kernel/locking/mutex.c:729 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743
ni_lock fs/ntfs3/ntfs_fs.h:1110 [inline]
ntfs_fallocate+0x8be/0xee0 fs/ntfs3/file.c:657
vfs_fallocate+0x54a/0x6b0 fs/open.c:308
ksys_fallocate fs/open.c:331 [inline]
__do_sys_fallocate fs/open.c:339 [inline]
__se_sys_fallocate fs/open.c:337 [inline]
__x64_sys_fallocate+0xb9/0x100 fs/open.c:337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f64fe370da9
RSP: 002b:00007f64fd6af0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
RAX: ffffffffffffffda RBX: 00007f64fe49f120 RCX: 00007f64fe370da9
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000008
RBP: 00007f64fe3bd47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f64fe49f120 R15: 00007ffd7ee476a8
Showing all locks held in the system:
1 lock held by khungtaskd/27:
#0: ffffffff8c91f220 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
2 locks held by getty/3258:
#0: ffff8880242ce098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:252
#1: ffffc9000229b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0 drivers/tty/n_tty.c:2158
2 locks held by syz-executor.3/3867:
#0: ffff88801b7dc118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xfb/0x790 block/bdev.c:912
#1: ffff88801b5f4468 (&lo->lo_mutex){+.+.}-{3:3}, at: __loop_clr_fd+0xa9/0xbe0 drivers/block/loop.c:1365
2 locks held by syz-executor.2/3868:
#0: ffff88801b7fd118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xfb/0x790 block/bdev.c:912
#1: ffff88801b818468 (&lo->lo_mutex){+.+.}-{3:3}, at: __loop_clr_fd+0xa9/0xbe0 drivers/block/loop.c:1365
3 locks held by syz-executor.0/5506:
#0: ffff88807acf0460 (sb_writers#13){.+.+}-{0:0}, at: do_sendfile+0x600/0xff0 fs/read_write.c:1248
#1: ffff888074ddc040 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:842 [inline]
#1: ffff888074ddc040 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_update_page mm/filemap.c:2435 [inline]
#1: ffff888074ddc040 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_get_pages mm/filemap.c:2574 [inline]
#1: ffff888074ddc040 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_read+0xaef/0x2980 mm/filemap.c:2634
#2: ffff888074ddbc00 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1110 [inline]
#2: ffff888074ddbc00 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_readpage+0x18f/0x210 fs/ntfs3/inode.c:724
3 locks held by syz-executor.0/5516:
#0: ffff88807acf0460 (sb_writers#13){.+.+}-{0:0}, at: do_sendfile+0x600/0xff0 fs/read_write.c:1248
#1: ffff888074ddc040 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:842 [inline]
#1: ffff888074ddc040 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_update_page mm/filemap.c:2435 [inline]
#1: ffff888074ddc040 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_get_pages mm/filemap.c:2574 [inline]
#1: ffff888074ddc040 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_read+0xaef/0x2980 mm/filemap.c:2634
#2: ffff888074ddbc00 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1110 [inline]
#2: ffff888074ddbc00 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_readpage+0x18f/0x210 fs/ntfs3/inode.c:724
3 locks held by syz-executor.0/5518:
#0: ffff88807acf0460 (sb_writers#13){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:3009 [inline]
#0: ffff88807acf0460 (sb_writers#13){.+.+}-{0:0}, at: vfs_fallocate+0x4bd/0x6b0 fs/open.c:307
#1: ffff888074ddbea0 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:787 [inline]
#1: ffff888074ddbea0 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: ntfs_fallocate+0x1ab/0xee0 fs/ntfs3/file.c:557
#2: ffff888074ddbc00 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1110 [inline]
#2: ffff888074ddbc00 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_fallocate+0x8be/0xee0 fs/ntfs3/file.c:657
3 locks held by syz-executor.4/5821:
#0: ffff88801b766460 (sb_writers#13){.+.+}-{0:0}, at: do_sendfile+0x600/0xff0 fs/read_write.c:1248
#1: ffff888074ddd660 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:842 [inline]
#1: ffff888074ddd660 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_update_page mm/filemap.c:2435 [inline]
#1: ffff888074ddd660 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_get_pages mm/filemap.c:2574 [inline]
#1: ffff888074ddd660 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_read+0xaef/0x2980 mm/filemap.c:2634
#2: ffff888074ddd220 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1110 [inline]
#2: ffff888074ddd220 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_readpage+0x18f/0x210 fs/ntfs3/inode.c:724
3 locks held by syz-executor.4/5825:
#0: ffff88801b766460 (sb_writers#13){.+.+}-{0:0}, at: do_sendfile+0x600/0xff0 fs/read_write.c:1248
#1: ffff888074ddd660 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:842 [inline]
#1: ffff888074ddd660 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_create_page mm/filemap.c:2498 [inline]
#1: ffff888074ddd660 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_get_pages mm/filemap.c:2558 [inline]
#1: ffff888074ddd660 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_read+0xd75/0x2980 mm/filemap.c:2634
#2: ffff888074ddd220 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1110 [inline]
#2: ffff888074ddd220 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_readpage+0x18f/0x210 fs/ntfs3/inode.c:724
1 lock held by udevd/5881:
#0: ffff88801b7f8918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x14d/0xa50 block/bdev.c:817
2 locks held by syz-executor.1/7252:
#0: ffff88801b7f8918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xfb/0x790 block/bdev.c:912
#1: ffff88814772d468 (&lo->lo_mutex){+.+.}-{3:3}, at: lo_release+0x4d/0x1f0 drivers/block/loop.c:2070
2 locks held by syz-executor.4/7256:
2 locks held by syz-executor.4/7258:
2 locks held by syz-executor.0/7259:
#0: ffff88814b916460 (sb_writers#5){.+.+}-{0:0}, at: do_sendfile+0x600/0xff0 fs/read_write.c:1248
#1: ffff8880500e49b8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: inode_lock include/linux/fs.h:787 [inline]
#1: ffff8880500e49b8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: ext4_buffered_write_iter+0xa0/0x360 fs/ext4/file.c:262
2 locks held by syz-executor.0/7261:
#0: ffff88814b916460 (sb_writers#5){.+.+}-{0:0}, at: do_sendfile+0x600/0xff0 fs/read_write.c:1248
#1: ffff8880500e49b8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: inode_lock include/linux/fs.h:787 [inline]
#1: ffff8880500e49b8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: ext4_buffered_write_iter+0xa0/0x360 fs/ext4/file.c:262
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.148-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
nmi_cpu_backtrace+0x46a/0x4a0 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x181/0x2a0 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline]
watchdog+0xe72/0xeb0 kernel/hung_task.c:295
kthread+0x3f6/0x4f0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5878 Comm: udevd Not tainted 5.15.148-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
RIP: 0010:kasan_check_range+0x1/0x290 mm/kasan/generic.c:188
Code: 01 c6 48 89 c7 e8 ff 46 53 08 31 c0 c3 0f 0b b8 ea ff ff ff c3 0f 0b b8 ea ff ff ff c3 cc cc cc cc cc cc cc cc cc cc cc cc 55 <41> 57 41 56 53 b0 01 48 85 f6 0f 84 9a 01 00 00 48 89 fd 48 01 f5
RSP: 0018:ffffc9003fa9fec8 EFLAGS: 00000046
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81a6e765
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8de39ea8
RBP: 0000000000000001 R08: ffffffff81a6e744 R09: fffffbfff1bc73d6
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000000 R14: ffff88801ba7d940 R15: 0000000000000000
FS: 00007fdf8c8b2c80(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8ca84336e4 CR3: 000000005184b000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
instrument_atomic_read include/linux/instrumented.h:71 [inline]
test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline]
cpumask_test_cpu include/linux/cpumask.h:344 [inline]
cpu_online include/linux/cpumask.h:895 [inline]
trace_user_enter+0x45/0x1b0 include/trace/events/context_tracking.h:34
__context_tracking_enter+0x57/0x90 kernel/context_tracking.c:81
user_enter_irqoff include/linux/context_tracking.h:41 [inline]
__exit_to_user_mode kernel/entry/common.c:130 [inline]
syscall_exit_to_user_mode+0x1da/0x250 kernel/entry/common.c:303
do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fdf8c9dd5f4
Code: 64 c7 00 09 00 00 00 83 c8 ff c3 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 00 00 00 00 41 89 ca b8 06 01 00 00 0f 05 <45> 31 c0 3d 00 f0 ff ff 76 10 48 8b 15 03 a8 0d 00 f7 d8 41 83 c8
RSP: 002b:00007fff719a98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
RAX: 0000000000000000 RBX: 000000000000000e RCX: 00007fdf8c9dd5f4
RDX: 00007fff719a9908 RSI: 00007fff719a99d7 RDI: 00000000ffffff9c
RBP: 00007fff719aaa10 R08: 0000000000000000 R09: 00007fff719aa7c8
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff719aae38
R13: 0000000000000000 R14: 00007fff719aae38 R15: 000055acd6e91910