INFO: task syz-executor.3:10912 blocked for more than 143 seconds.
Not tainted 6.1.0-syzkaller-13872-gb6bb9676f216 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:21048 pid:10912 ppid:5110 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6555
schedule+0xcb/0x190 kernel/sched/core.c:6631
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6690
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
ni_lock fs/ntfs3/ntfs_fs.h:1108 [inline]
ntfs_read_folio+0x16a/0x1e0 fs/ntfs3/inode.c:696
filemap_read_folio+0x187/0x7d0 mm/filemap.c:2426
filemap_create_folio mm/filemap.c:2555 [inline]
filemap_get_pages+0xadb/0x10d0 mm/filemap.c:2607
filemap_read+0x3cf/0xea0 mm/filemap.c:2694
call_read_iter include/linux/fs.h:2180 [inline]
generic_file_splice_read+0x1ff/0x5d0 fs/splice.c:309
do_splice_to fs/splice.c:793 [inline]
splice_direct_to_actor+0x41b/0xc00 fs/splice.c:865
do_splice_direct+0x279/0x3d0 fs/splice.c:974
do_sendfile+0x5fb/0xf80 fs/read_write.c:1255
__do_sys_sendfile64 fs/read_write.c:1323 [inline]
__se_sys_sendfile64+0x14f/0x1b0 fs/read_write.c:1309
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+0x63/0xcd
RIP: 0033:0x7fad0d28c0d9
RSP: 002b:00007fad0e0ad168 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fad0d3abf80 RCX: 00007fad0d28c0d9
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004
RBP: 00007fad0d2e7ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffedb77daef R14: 00007fad0e0ad300 R15: 0000000000022000
INFO: task syz-executor.3:10923 blocked for more than 143 seconds.
Not tainted 6.1.0-syzkaller-13872-gb6bb9676f216 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:24272 pid:10923 ppid:5110 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5244 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6555
schedule+0xcb/0x190 kernel/sched/core.c:6631
io_schedule+0x83/0x100 kernel/sched/core.c:8811
folio_wait_bit_common+0x83a/0x12a0 mm/filemap.c:1297
folio_lock include/linux/pagemap.h:938 [inline]
truncate_inode_pages_range+0xc7d/0x1690 mm/truncate.c:421
truncate_inode_pages mm/truncate.c:448 [inline]
truncate_pagecache mm/truncate.c:743 [inline]
truncate_setsize+0xcb/0xf0 mm/truncate.c:768
ntfs_truncate fs/ntfs3/file.c:491 [inline]
ntfs3_setattr+0x52f/0xb40 fs/ntfs3/file.c:792
notify_change+0xe50/0x1100 fs/attr.c:482
do_truncate+0x200/0x2f0 fs/open.c:65
do_sys_ftruncate+0x2b0/0x350 fs/open.c:193
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+0x63/0xcd
RIP: 0033:0x7fad0d28c0d9
RSP: 002b:00007fad0e08c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004d
RAX: ffffffffffffffda RBX: 00007fad0d3ac050 RCX: 00007fad0d28c0d9
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000004
RBP: 00007fad0d2e7ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffedb77daef R14: 00007fad0e08c300 R15: 0000000000022000
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
#0: ffffffff8d326e90 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00 kernel/rcu/tasks.h:507
1 lock held by rcu_tasks_trace/13:
#0: ffffffff8d327690 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00 kernel/rcu/tasks.h:507
1 lock held by khungtaskd/28:
#0: ffffffff8d326cc0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
1 lock held by klogd/4423:
#0: ffff8880b983a1d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x25/0x110 kernel/sched/core.c:537
2 locks held by getty/4745:
#0: ffff888027b67098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244
#1: ffffc900015902f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x53b/0x1650 drivers/tty/n_tty.c:2177
3 locks held by syz-executor.3/10912:
#0: ffff88807d058460 (sb_writers#16){.+.+}-{0:0}, at: do_sendfile+0x5d6/0xf80 fs/read_write.c:1254
#1: ffff88807bb43180 (mapping.invalidate_lock#9){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
#1: ffff88807bb43180 (mapping.invalidate_lock#9){.+.+}-{3:3}, at: filemap_create_folio mm/filemap.c:2547 [inline]
#1: ffff88807bb43180 (mapping.invalidate_lock#9){.+.+}-{3:3}, at: filemap_get_pages+0xa30/0x10d0 mm/filemap.c:2607
#2: ffff88807bb42d40 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1108 [inline]
#2: ffff88807bb42d40 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_read_folio+0x16a/0x1e0 fs/ntfs3/inode.c:696
3 locks held by syz-executor.3/10923:
#0: ffff88807d058460 (sb_writers#16){.+.+}-{0:0}, at: do_sys_ftruncate+0x243/0x350 fs/open.c:190
#1: ffff88807bb42fe0 (&sb->s_type->i_mutex_key#30){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
#1: ffff88807bb42fe0 (&sb->s_type->i_mutex_key#30){+.+.}-{3:3}, at: do_truncate+0x1ec/0x2f0 fs/open.c:63
#2: ffff88807bb42d40 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1108 [inline]
#2: ffff88807bb42d40 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_truncate fs/ntfs3/file.c:489 [inline]
#2: ffff88807bb42d40 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs3_setattr+0x523/0xb40 fs/ntfs3/file.c:792
3 locks held by syz-executor.0/12142:
#0: ffff88808d3d2460 (sb_writers#16){.+.+}-{0:0}, at: do_sendfile+0x5d6/0xf80 fs/read_write.c:1254
#1: ffff88803cc44f00 (mapping.invalidate_lock#9){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
#1: ffff88803cc44f00 (mapping.invalidate_lock#9){.+.+}-{3:3}, at: filemap_create_folio mm/filemap.c:2547 [inline]
#1: ffff88803cc44f00 (mapping.invalidate_lock#9){.+.+}-{3:3}, at: filemap_get_pages+0xa30/0x10d0 mm/filemap.c:2607
#2: ffff88803cc44ac0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1108 [inline]
#2: ffff88803cc44ac0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_read_folio+0x16a/0x1e0 fs/ntfs3/inode.c:696
3 locks held by syz-executor.0/12155:
#0: ffff88808d3d2460 (sb_writers#16){.+.+}-{0:0}, at: do_sys_ftruncate+0x243/0x350 fs/open.c:190
#1: ffff88803cc44d60 (&sb->s_type->i_mutex_key#30){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
#1: ffff88803cc44d60 (&sb->s_type->i_mutex_key#30){+.+.}-{3:3}, at: do_truncate+0x1ec/0x2f0 fs/open.c:63
#2: ffff88803cc44ac0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1108 [inline]
#2: ffff88803cc44ac0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_truncate fs/ntfs3/file.c:489 [inline]
#2: ffff88803cc44ac0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs3_setattr+0x523/0xb40 fs/ntfs3/file.c:792
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.0-syzkaller-13872-gb6bb9676f216 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1b1/0x290 lib/dump_stack.c:106
nmi_cpu_backtrace+0x46f/0x4f0 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x1ba/0x420 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
watchdog+0xcd5/0xd20 kernel/hung_task.c:377
kthread+0x266/0x300 kernel/kthread.c:376
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: 9 Comm: kworker/u4:0 Not tainted 6.1.0-syzkaller-13872-gb6bb9676f216 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: bat_events batadv_purge_orig
RIP: 0010:__lock_acquire+0x93/0x1f60
Code: e8 03 80 3c 10 00 74 12 4c 89 ef e8 07 6e 76 00 48 ba 00 00 00 00 00 fc ff df 48 c7 c0 80 00 6a 90 49 39 45 00 75 03 45 31 e4 <89> 6c 24 44 44 89 74 24 60 44 89 7c 24 28 83 fb 01 77 2f 89 d8 49
RSP: 0018:ffffc900000e7888 EFLAGS: 00000006
RAX: ffffffff906a0080 RBX: 0000000000000000 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff88802f34f1d8
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: fffffbfff1d2ccfe R11: 1ffffffff1d2ccfd R12: 0000000000000001
R13: ffff88802f34f1d8 R14: 0000000000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055b4d3c35000 CR3: 000000000d08e000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
lock_acquire+0x182/0x3c0 kernel/locking/lockdep.c:5668
__raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline]
_raw_spin_lock_bh+0x31/0x40 kernel/locking/spinlock.c:178
spin_lock_bh include/linux/spinlock.h:355 [inline]
batadv_purge_orig_ref+0x1b0/0x16e0 net/batman-adv/originator.c:1243
batadv_purge_orig+0x15/0x60 net/batman-adv/originator.c:1272
process_one_work+0x877/0xdb0 kernel/workqueue.c:2289
worker_thread+0xb14/0x1330 kernel/workqueue.c:2436
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308