INFO: task kworker/1:1H:52 blocked for more than 143 seconds.
Not tainted 6.3.0-syzkaller-12570-g7df047b3f0aa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:1H state:D stack:25936 pid:52 ppid:2 flags:0x00004000
Workqueue: xfs-log/loop5 xlog_ioend_work
Call Trace:
context_switch kernel/sched/core.c:5343 [inline]
__schedule+0x187b/0x4900 kernel/sched/core.c:6669
schedule+0xc3/0x180 kernel/sched/core.c:6745
schedule_timeout+0xb0/0x310 kernel/time/timer.c:2143
___down_common+0x33e/0x5e0 kernel/locking/semaphore.c:225
__down_common+0x64/0x250 kernel/locking/semaphore.c:246
down+0x84/0xc0 kernel/locking/semaphore.c:63
xfs_buf_lock+0x154/0x4b0 fs/xfs/xfs_buf.c:1119
xfs_buf_item_unpin+0x200/0x720 fs/xfs/xfs_buf_item.c:547
xfs_trans_committed_bulk+0x346/0x830 fs/xfs/xfs_trans.c:806
xlog_cil_committed+0x26d/0xe40 fs/xfs/xfs_log_cil.c:795
xlog_cil_process_committed+0x159/0x1a0 fs/xfs/xfs_log_cil.c:823
xlog_state_shutdown_callbacks+0x2ba/0x3b0 fs/xfs/xfs_log.c:538
xlog_force_shutdown+0x32c/0x390 fs/xfs/xfs_log.c:3837
xlog_ioend_work+0xad/0x100 fs/xfs/xfs_log.c:1429
process_one_work+0x8a0/0x10e0 kernel/workqueue.c:2405
worker_thread+0xa63/0x1210 kernel/workqueue.c:2552
kthread+0x2b8/0x350 kernel/kthread.c:379
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
INFO: task syz-executor.5:5608 blocked for more than 144 seconds.
Not tainted 6.3.0-syzkaller-12570-g7df047b3f0aa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:21360 pid:5608 ppid:5035 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5343 [inline]
__schedule+0x187b/0x4900 kernel/sched/core.c:6669
schedule+0xc3/0x180 kernel/sched/core.c:6745
xlog_wait+0x16e/0x1e0 fs/xfs/xfs_log_priv.h:617
xlog_wait_on_iclog+0x307/0x4e0 fs/xfs/xfs_log.c:926
xfs_log_force_seq+0x1da/0x450 fs/xfs/xfs_log.c:3409
__xfs_trans_commit+0xb4a/0xff0 fs/xfs/xfs_trans.c:1014
xfs_sync_sb_buf+0x14f/0x1e0 fs/xfs/libxfs/xfs_sb.c:1112
xfs_ioc_setlabel fs/xfs/xfs_ioctl.c:1801 [inline]
xfs_file_ioctl+0x1313/0x16a0 fs/xfs/xfs_ioctl.c:1899
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fa789a8c169
RSP: 002b:00007fa78a88c168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa789babf80 RCX: 00007fa789a8c169
RDX: 00000000200003c0 RSI: 0000000041009432 RDI: 0000000000000006
RBP: 00007fa789ae7ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffcf22e127f R14: 00007fa78a88c300 R15: 0000000000022000
INFO: task syz-executor.5:5688 blocked for more than 145 seconds.
Not tainted 6.3.0-syzkaller-12570-g7df047b3f0aa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:26568 pid:5688 ppid:5035 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5343 [inline]
__schedule+0x187b/0x4900 kernel/sched/core.c:6669
schedule+0xc3/0x180 kernel/sched/core.c:6745
schedule_timeout+0xb0/0x310 kernel/time/timer.c:2143
___down_common+0x33e/0x5e0 kernel/locking/semaphore.c:225
__down_common+0x64/0x250 kernel/locking/semaphore.c:246
down+0x84/0xc0 kernel/locking/semaphore.c:63
xfs_buf_lock+0x154/0x4b0 fs/xfs/xfs_buf.c:1119
xfs_trans_getsb+0x89/0x4d0 fs/xfs/xfs_trans_buf.c:190
xfs_sync_sb_buf+0xde/0x1e0 fs/xfs/libxfs/xfs_sb.c:1108
xfs_ioc_setlabel fs/xfs/xfs_ioctl.c:1801 [inline]
xfs_file_ioctl+0x1313/0x16a0 fs/xfs/xfs_ioctl.c:1899
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fa789a8c169
RSP: 002b:00007fa78a86b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa789bac050 RCX: 00007fa789a8c169
RDX: 00000000200003c0 RSI: 0000000041009432 RDI: 0000000000000009
RBP: 00007fa789ae7ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffcf22e127f R14: 00007fa78a86b300 R15: 0000000000022000
INFO: task syz-executor.4:5633 blocked for more than 145 seconds.
Not tainted 6.3.0-syzkaller-12570-g7df047b3f0aa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:23536 pid:5633 ppid:5041 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5343 [inline]
__schedule+0x187b/0x4900 kernel/sched/core.c:6669
schedule+0xc3/0x180 kernel/sched/core.c:6745
xlog_wait+0x16e/0x1e0 fs/xfs/xfs_log_priv.h:617
xlog_wait_on_iclog+0x307/0x4e0 fs/xfs/xfs_log.c:926
xfs_fs_sync_fs+0xf1/0x360 fs/xfs/xfs_super.c:770
iterate_supers+0x12b/0x1e0 fs/super.c:745
ksys_sync+0xdb/0x1c0 fs/sync.c:104
__do_sys_sync+0xe/0x20 fs/sync.c:113
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f554ec8c169
RSP: 002b:00007f554f992168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f554edabf80 RCX: 00007f554ec8c169
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f554ece7ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff05b5407f R14: 00007f554f992300 R15: 0000000000022000
Showing all locks held in the system:
3 locks held by kworker/0:0/7:
#0: ffff8880b983c1d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:558
#1: ffff8880b98287c8 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x441/0x770 kernel/sched/psi.c:996
#2: ffff88802b423078 (&group->avgs_lock){+.+.}-{3:3}, at: psi_avgs_work+0xac/0x230 kernel/sched/psi.c:571
1 lock held by rcu_tasks_kthre/13:
#0: ffffffff8cf277b0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:518
1 lock held by rcu_tasks_trace/14:
#0: ffffffff8cf27b70 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:518
1 lock held by khungtaskd/28:
#0: ffffffff8cf275e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
2 locks held by kworker/u4:3/46:
2 locks held by kworker/1:1H/52:
#0: ffff88807dbbf938 ((wq_completion)xfs-log/loop5){+.+.}-{0:0}, at: process_one_work+0x77e/0x10e0 kernel/workqueue.c:2378
#1: ffffc90000bd7d20 ((work_completion)(&iclog->ic_end_io_work)){+.+.}-{0:0}, at: process_one_work+0x7c8/0x10e0 kernel/workqueue.c:2380
2 locks held by getty/4751:
#0: ffff88814aec6098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc900015902f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6ab/0x1db0 drivers/tty/n_tty.c:2176
1 lock held by syz-executor.1/5033:
#0: ffffffff8cf2ccb8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:325 [inline]
#0: ffffffff8cf2ccb8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x46c/0x890 kernel/rcu/tree_exp.h:992
2 locks held by syz-executor.2/5044:
#0: ffff88808813c0e0 (&type->s_umount_key#57){++++}-{3:3}, at: deactivate_super+0xad/0xf0 fs/super.c:361
#1: ffffffff8cf2ccb8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:293 [inline]
#1: ffffffff8cf2ccb8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x3a3/0x890 kernel/rcu/tree_exp.h:992
2 locks held by kworker/1:3/5057:
#0: ffff888012472538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x77e/0x10e0 kernel/workqueue.c:2378
#1: ffffc90003d0fd20 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_one_work+0x7c8/0x10e0 kernel/workqueue.c:2380
1 lock held by syz-executor.5/5608:
#0: ffff888026a50460 (sb_writers#15){.+.+}-{0:0}, at: mnt_want_write_file+0x5e/0x1f0 fs/namespace.c:438
2 locks held by syz-executor.5/5688:
#0: ffff888026a50460 (sb_writers#15){.+.+}-{0:0}, at: mnt_want_write_file+0x5e/0x1f0 fs/namespace.c:438
#1: ffff888026a50650 (sb_internal#2){.+.+}-{0:0}, at: xfs_sync_sb_buf+0xac/0x1e0 fs/xfs/libxfs/xfs_sb.c:1104
1 lock held by syz-executor.4/5633:
#0: ffff888026a500e0 (&type->s_umount_key#57){++++}-{3:3}, at: iterate_supers+0xb0/0x1e0 fs/super.c:743
1 lock held by syz-executor.3/8561:
#0: ffff88808813c0e0 (&type->s_umount_key#57){++++}-{3:3}, at: iterate_supers+0xb0/0x1e0 fs/super.c:743
1 lock held by syz-executor.3/8563:
#0: ffff88808813c0e0 (&type->s_umount_key#57){++++}-{3:3}, at: iterate_supers+0xb0/0x1e0 fs/super.c:743
1 lock held by syz-executor.0/8566:
#0: ffff88808813c0e0 (&type->s_umount_key#57){++++}-{3:3}, at: iterate_supers+0xb0/0x1e0 fs/super.c:743
1 lock held by syz-executor.0/8567:
#0: ffff88808813c0e0 (&type->s_umount_key#57){++++}-{3:3}, at: iterate_supers+0xb0/0x1e0 fs/super.c:743
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.3.0-syzkaller-12570-g7df047b3f0aa #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
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+0x187/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
watchdog+0xec2/0xf00 kernel/hung_task.c:379
kthread+0x2b8/0x350 kernel/kthread.c:379
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5044 Comm: syz-executor.2 Not tainted 6.3.0-syzkaller-12570-g7df047b3f0aa #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:write_comp_data kernel/kcov.c:236 [inline]
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x17/0x90 kernel/kcov.c:304
Code: 44 0a 20 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 f3 0f 1e fa 4c 8b 04 24 65 48 8b 15 90 24 78 7e 65 8b 05 91 24 78 7e 00 01 ff 00 74 10 a9 00 01 00 00 74 5b 83 ba 0c 16 00 00 00 74
RSP: 0018:ffffc900043af678 EFLAGS: 00000093
RAX: 0000000080000002 RBX: 0000000000000001 RCX: ffff888022945940
RDX: ffff888022945940 RSI: 0000000000000001 RDI: 0000000000000007
RBP: ffffc900043af7f8 R08: ffffffff81bacef9 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: 000000000000000b
R13: ffffea0001298700 R14: ffffea0001298700 R15: ffff888085793be8
FS: 0000555555879400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd190186058 CR3: 00000000313a3000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
cpu_max_bits_warn include/linux/cpumask.h:143 [inline]
cpumask_check include/linux/cpumask.h:150 [inline]
cpumask_test_cpu include/linux/cpumask.h:504 [inline]
cpu_online include/linux/cpumask.h:1082 [inline]
trace_mm_filemap_delete_from_page_cache+0x29/0x1c0 include/trace/events/filemap.h:49
__filemap_remove_folio+0xbb/0xad0 mm/filemap.c:223
filemap_remove_folio+0x109/0x2e0 mm/filemap.c:257
truncate_inode_folio+0x5d/0x70 mm/truncate.c:196
shmem_undo_range+0x43d/0x1ba0 mm/shmem.c:950
shmem_truncate_range mm/shmem.c:1049 [inline]
shmem_evict_inode+0x258/0x9f0 mm/shmem.c:1164
evict+0x2a4/0x620 fs/inode.c:665
__dentry_kill+0x436/0x650 fs/dcache.c:607
dentry_kill+0xbb/0x290
dput+0x1f3/0x420 fs/dcache.c:913
__fput+0x5e4/0x890 fs/file_table.c:329
task_work_run+0x24a/0x300 kernel/task_work.c:179
resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
exit_to_user_mode_loop+0xd9/0x100 kernel/entry/common.c:171
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204
__syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
syscall_exit_to_user_mode+0x64/0x280 kernel/entry/common.c:297
do_syscall_64+0x4d/0xc0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7ff91a28d5d7
Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 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 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff724f5a28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007ff91a28d5d7
RDX: 00007fff724f5afb RSI: 000000000000000a RDI: 00007fff724f5af0
RBP: 00007fff724f5af0 R08: 00000000ffffffff R09: 00007fff724f58c0
R10: 000055555587a893 R11: 0000000000000246 R12: 00007ff91a2e6cdc
R13: 00007fff724f6bb0 R14: 000055555587a810 R15: 00007fff724f6bf0