INFO: task kworker/u4:2:35 blocked for more than 143 seconds.
Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u4:2 state:D stack:24112 pid:35 tgid:35 ppid:2 flags:0x00004000
Workqueue: btrfs-endio-write btrfs_work_helper
Call Trace:
context_switch kernel/sched/core.c:5399 [inline]
__schedule+0x177f/0x4960 kernel/sched/core.c:6726
__schedule_loop kernel/sched/core.c:6801 [inline]
schedule+0x149/0x260 kernel/sched/core.c:6816
wait_extent_bit fs/btrfs/extent-io-tree.c:799 [inline]
lock_extent+0x69d/0x850 fs/btrfs/extent-io-tree.c:1843
btrfs_finish_one_ordered+0x57f/0x1680 fs/btrfs/inode.c:3083
btrfs_work_helper+0x37c/0xbe0 fs/btrfs/async-thread.c:315
process_one_work kernel/workqueue.c:2633 [inline]
process_scheduled_works+0x90f/0x1420 kernel/workqueue.c:2706
worker_thread+0xa5f/0x1000 kernel/workqueue.c:2787
kthread+0x2d3/0x370 kernel/kthread.c:388
ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242
INFO: task syz-executor.5:7375 blocked for more than 143 seconds.
Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:24176 pid:7375 tgid:7373 ppid:5369 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5399 [inline]
__schedule+0x177f/0x4960 kernel/sched/core.c:6726
__schedule_loop kernel/sched/core.c:6801 [inline]
schedule+0x149/0x260 kernel/sched/core.c:6816
wait_extent_bit fs/btrfs/extent-io-tree.c:799 [inline]
lock_extent+0x69d/0x850 fs/btrfs/extent-io-tree.c:1843
lock_extent_direct fs/btrfs/inode.c:7157 [inline]
btrfs_dio_iomap_begin+0x5af/0x10b0 fs/btrfs/inode.c:7521
iomap_iter+0x677/0xee0 fs/iomap/iter.c:91
__iomap_dio_rw+0xdcf/0x2330 fs/iomap/direct-io.c:658
iomap_dio_rw+0x46/0xa0 fs/iomap/direct-io.c:748
btrfs_dio_read+0xb6/0x100 fs/btrfs/inode.c:7789
btrfs_direct_read fs/btrfs/file.c:3778 [inline]
btrfs_file_read_iter+0x39e/0x6b0 fs/btrfs/file.c:3817
call_read_iter include/linux/fs.h:2079 [inline]
copy_splice_read+0x4c9/0x9c0 fs/splice.c:365
do_splice_read fs/splice.c:984 [inline]
splice_direct_to_actor+0x4b1/0xc80 fs/splice.c:1089
do_splice_direct_actor fs/splice.c:1207 [inline]
do_splice_direct+0x28c/0x3e0 fs/splice.c:1233
do_sendfile+0x56d/0xdb0 fs/read_write.c:1295
__do_sys_sendfile64 fs/read_write.c:1362 [inline]
__se_sys_sendfile64+0x17c/0x1e0 fs/read_write.c:1348
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdd9ba7cd29
RSP: 002b:00007fdd9c8580c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fdd9bbabf80 RCX: 00007fdd9ba7cd29
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000004
RBP: 00007fdd9bac947a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fdd9bbabf80 R15: 00007fff52098768
INFO: task syz-executor.5:7426 blocked for more than 144 seconds.
Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:21256 pid:7426 tgid:7373 ppid:5369 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5399 [inline]
__schedule+0x177f/0x4960 kernel/sched/core.c:6726
__schedule_loop kernel/sched/core.c:6801 [inline]
schedule+0x149/0x260 kernel/sched/core.c:6816
btrfs_start_ordered_extent+0x41c/0x5f0 fs/btrfs/ordered-data.c:801
btrfs_lock_and_flush_ordered_range+0x115/0x220 fs/btrfs/ordered-data.c:1105
contiguous_readpages fs/btrfs/extent_io.c:1152 [inline]
extent_readahead+0x10c1/0x1470 fs/btrfs/extent_io.c:2248
read_pages+0x183/0x830 mm/readahead.c:160
page_cache_ra_unbounded+0x186/0x7c0 mm/readahead.c:241
page_cache_sync_readahead include/linux/pagemap.h:1283 [inline]
filemap_get_pages+0x49c/0x2080 mm/filemap.c:2497
filemap_splice_read+0x4ce/0xcd0 mm/filemap.c:2869
do_splice_read fs/splice.c:985 [inline]
splice_direct_to_actor+0x48a/0xc80 fs/splice.c:1089
do_splice_direct_actor fs/splice.c:1207 [inline]
do_splice_direct+0x28c/0x3e0 fs/splice.c:1233
do_sendfile+0x56d/0xdb0 fs/read_write.c:1295
__do_sys_sendfile64 fs/read_write.c:1362 [inline]
__se_sys_sendfile64+0x17c/0x1e0 fs/read_write.c:1348
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdd9ba7cd29
RSP: 002b:00007fdd9c8370c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fdd9bbac050 RCX: 00007fdd9ba7cd29
RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000008
RBP: 00007fdd9bac947a R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007fdd9bbac050 R15: 00007fff52098768
INFO: task syz-executor.5:7430 blocked for more than 144 seconds.
Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:23560 pid:7430 tgid:7373 ppid:5369 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5399 [inline]
__schedule+0x177f/0x4960 kernel/sched/core.c:6726
__schedule_loop kernel/sched/core.c:6801 [inline]
schedule+0x149/0x260 kernel/sched/core.c:6816
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6873
rwsem_down_write_slowpath+0xeea/0x13b0 kernel/locking/rwsem.c:1178
__down_write_common+0x1aa/0x200 kernel/locking/rwsem.c:1306
inode_lock include/linux/fs.h:802 [inline]
process_measurement+0x450/0x21c0 security/integrity/ima/ima_main.c:248
ima_file_check+0xf1/0x170 security/integrity/ima/ima_main.c:557
do_open fs/namei.c:3624 [inline]
path_openat+0x287a/0x31e0 fs/namei.c:3779
do_filp_open+0x234/0x490 fs/namei.c:3806
do_sys_openat2+0x13e/0x1d0 fs/open.c:1404
do_sys_open fs/open.c:1419 [inline]
__do_sys_open fs/open.c:1427 [inline]
__se_sys_open fs/open.c:1423 [inline]
__x64_sys_open+0x225/0x270 fs/open.c:1423
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdd9ba7cd29
RSP: 002b:00007fdd9c8160c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007fdd9bbac120 RCX: 00007fdd9ba7cd29
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002000
RBP: 00007fdd9bac947a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007fdd9bbac120 R15: 00007fff52098768
INFO: lockdep is turned off.
NMI backtrace for cpu 0
CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106
nmi_cpu_backtrace+0x498/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x310 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
watchdog+0xfaf/0xff0 kernel/hung_task.c:379
kthread+0x2d3/0x370 kernel/kthread.c:388
ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5371 Comm: syz-executor.1 Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
RIP: 0010:unwind_done arch/x86/include/asm/unwind.h:50 [inline]
RIP: 0010:unwind_get_return_address+0x28/0xc0 arch/x86/kernel/unwind_orc.c:366
Code: 00 00 f3 0f 1e fa 55 41 57 41 56 53 48 89 fb 49 be 00 00 00 00 00 fc ff df e8 84 f7 50 00 48 89 d8 48 c1 e8 03 42 0f b6 04 30 <84> c0 75 6e 8b 2b 31 ff 89 ee e8 19 fb 50 00 85 ed 74 4a 48 83 c3
RSP: 0018:ffffc90005057278 EFLAGS: 00000a02
RAX: 0000000000000000 RBX: ffffc900050572a0 RCX: ffff888018b7d940
RDX: 0000000000000000 RSI: 0000000080000000 RDI: ffffc900050572a0
RBP: ffffc90005057330 R08: ffffffff813e1b7f R09: ffffffff813e1680
R10: 0000000000000003 R11: ffff888018b7d940 R12: ffff888018b7d940
R13: ffffffff817c40c0 R14: dffffc0000000000 R15: ffffc900050572a0
FS: 0000555557206480(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9d5afa8000 CR3: 000000005a98f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
arch_stack_walk+0x11f/0x1a0 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0x117/0x1c0 kernel/stacktrace.c:122
save_stack+0xfa/0x1e0 mm/page_owner.c:129
__reset_page_owner+0x44/0x2d0 mm/page_owner.c:150
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1133 [inline]
free_unref_page_prepare+0x907/0xa20 mm/page_alloc.c:2339
free_unref_page_list+0x5a3/0x840 mm/page_alloc.c:2525
release_pages+0x2117/0x2400 mm/swap.c:1042
__folio_batch_release+0x84/0x100 mm/swap.c:1062
folio_batch_release include/linux/pagevec.h:83 [inline]
shmem_undo_range+0x6b5/0x1da0 mm/shmem.c:1004
shmem_truncate_range mm/shmem.c:1113 [inline]
shmem_evict_inode+0x29b/0xa60 mm/shmem.c:1241
evict+0x2a4/0x630 fs/inode.c:666
__dentry_kill+0x436/0x660 fs/dcache.c:609
dentry_kill+0xbb/0x290
dput+0x21e/0x470 fs/dcache.c:915
__fput+0x672/0x890 fs/file_table.c:390
task_work_run+0x24a/0x300 kernel/task_work.c:180
resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
exit_to_user_mode_loop kernel/entry/common.c:108 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:201 [inline]
syscall_exit_to_user_mode+0x167/0x370 kernel/entry/common.c:212
do_syscall_64+0x102/0x230 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fd7cd07e057
Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fff83a26648 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd7cd07e057
RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007fff83a26700
RBP: 00007fff83a26700 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff83a277c0
R13: 00007fd7cd0c83b9 R14: 0000000000057320 R15: 0000000000000007