INFO: task syz-executor.3:12510 blocked for more than 143 seconds.
Not tainted 6.9.0-rc7-next-20240509-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:24568 pid:12510 tgid:12508 ppid:7802 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
ni_lock fs/ntfs3/ntfs_fs.h:1123 [inline]
ntfs_read_folio+0x193/0x210 fs/ntfs3/inode.c:730
filemap_read_folio+0x1a0/0x790 mm/filemap.c:2355
filemap_fault+0xf69/0x1760 mm/filemap.c:3406
__do_fault+0x135/0x460 mm/memory.c:4562
do_read_fault mm/memory.c:4926 [inline]
do_fault mm/memory.c:5056 [inline]
do_pte_missing mm/memory.c:3903 [inline]
handle_pte_fault+0x3d79/0x70f0 mm/memory.c:5380
__handle_mm_fault mm/memory.c:5523 [inline]
handle_mm_fault+0x10df/0x1ba0 mm/memory.c:5688
do_user_addr_fault arch/x86/mm/fault.c:1389 [inline]
handle_page_fault arch/x86/mm/fault.c:1481 [inline]
exc_page_fault+0x2b9/0x8c0 arch/x86/mm/fault.c:1539
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0010:rep_movs_alternative+0x4a/0x70 arch/x86/lib/copy_user_64.S:71
Code: 75 f1 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb c9 a4 c3 cc cc cc cc 48 89 c8 48 c1 e9 03 83 e0 07 f3 48 a5 89 c1
RSP: 0018:ffffc9001498fd30 EFLAGS: 00050202
RAX: ffffffff84b00c01 RBX: 00000000200016c8 RCX: 0000000000000048
RDX: 0000000000000001 RSI: 0000000020001680 RDI: ffffc9001498fda0
RBP: ffffc9001498fed8 R08: ffffc9001498fde7 R09: 1ffff92002931fbc
R10: dffffc0000000000 R11: fffff52002931fbd R12: 0000000020001680
R13: ffffc9001498fda0 R14: ffffc9001498fda0 R15: 0000000000000048
copy_user_generic arch/x86/include/asm/uaccess_64.h:110 [inline]
raw_copy_from_user arch/x86/include/asm/uaccess_64.h:125 [inline]
_copy_from_user+0x8c/0xe0 lib/usercopy.c:28
copy_from_user include/linux/uaccess.h:183 [inline]
copy_from_bpfptr_offset include/linux/bpfptr.h:53 [inline]
copy_from_bpfptr include/linux/bpfptr.h:59 [inline]
__sys_bpf+0x1a4/0x810 kernel/bpf/syscall.c:5660
__do_sys_bpf kernel/bpf/syscall.c:5794 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5792 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5792
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fee4f27dd69
RSP: 002b:00007fee5007a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fee4f3abf80 RCX: 00007fee4f27dd69
RDX: 0000000000000048 RSI: 0000000020001680 RDI: 0000000000000000
RBP: 00007fee4f2ca49e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fee4f3abf80 R15: 00007ffd861c0398
INFO: task syz-executor.3:12520 blocked for more than 144 seconds.
Not tainted 6.9.0-rc7-next-20240509-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:25712 pid:12520 tgid:12508 ppid:7802 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6837
io_schedule+0x8d/0x110 kernel/sched/core.c:9043
folio_wait_bit_common+0x882/0x12b0 mm/filemap.c:1307
__filemap_get_folio+0xa3/0xbb0 mm/filemap.c:1898
pagecache_get_page+0x2c/0x200 mm/folio-compat.c:87
find_or_create_page include/linux/pagemap.h:757 [inline]
ni_readpage_cmpr+0x313/0xa60 fs/ntfs3/frecord.c:2135
ntfs_read_folio+0x19e/0x210 fs/ntfs3/inode.c:731
filemap_read_folio+0x1a0/0x790 mm/filemap.c:2355
filemap_fault+0xf69/0x1760 mm/filemap.c:3406
__do_fault+0x135/0x460 mm/memory.c:4562
do_read_fault mm/memory.c:4926 [inline]
do_fault mm/memory.c:5056 [inline]
do_pte_missing mm/memory.c:3903 [inline]
handle_pte_fault+0x3d79/0x70f0 mm/memory.c:5380
__handle_mm_fault mm/memory.c:5523 [inline]
handle_mm_fault+0x10df/0x1ba0 mm/memory.c:5688
do_user_addr_fault arch/x86/mm/fault.c:1338 [inline]
handle_page_fault arch/x86/mm/fault.c:1481 [inline]
exc_page_fault+0x459/0x8c0 arch/x86/mm/fault.c:1539
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7fee4f229521
RSP: 002b:00007fee50058578 EFLAGS: 00010202
RAX: 0000000000000008 RBX: 00007fee50058eb8 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007fee50058670
RBP: 00007fee50058670 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000020000802 R11: 0000000000000674 R12: 0000000000000005
R13: 00007fee50058f80 R14: 00007fee50058f40 R15: 00007fee45000000
Showing all locks held in the system:
1 lock held by khungtaskd/30:
#0: ffffffff8e333e60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#0: ffffffff8e333e60 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
#0: ffffffff8e333e60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614
2 locks held by kworker/u8:5/144:
#0: ffff88801c37a148 ((wq_completion)iou_exit){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
#0: ffff88801c37a148 ((wq_completion)iou_exit){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
#1: ffffc90002e17d00 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
#1: ffffc90002e17d00 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
2 locks held by getty/4851:
#0: ffff88802ae3a0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1:
ffffc90002f0e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2201
3 locks held by kworker/0:3/5155:
#0: ffff888015080948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
#0: ffff888015080948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
#1: ffffc90004217d00 (slab_caches_to_rcu_destroy_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
#1: ffffc90004217d00 (slab_caches_to_rcu_destroy_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
#2: ffffffff8e339100 (rcu_state.barrier_mutex){+.+.}-{3:3}, at: rcu_barrier+0x4c/0x550 kernel/rcu/tree.c:4448
3 locks held by syz-executor.4/12310:
#0: ffff8880b953e7d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:559
#1: ffff8880b9528948 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x441/0x770 kernel/sched/psi.c:988
#2: ffff8880b9528948 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_change+0xfd/0x280 kernel/sched/psi.c:912
2 locks held by syz-executor.3/12510:
#0: ffff888056f738e0 (mapping.invalidate_lock#12){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:846 [inline]
#0: ffff888056f738e0 (mapping.invalidate_lock#12){.+.+}-{3:3}, at: filemap_fault+0xb5b/0x1760 mm/filemap.c:3321
#1: ffff888056f734a0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1123 [inline]
#1: ffff888056f734a0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_read_folio+0x193/0x210 fs/ntfs3/inode.c:730
2 locks held by syz-executor.3/12520:
#0: ffff888056f738e0 (mapping.invalidate_lock#12){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:846 [inline]
#0: ffff888056f738e0 (mapping.invalidate_lock#12){.+.+}-{3:3}, at: filemap_fault+0x658/0x1760 mm/filemap.c:3302
#1: ffff888056f734a0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1123 [inline]
#1: ffff888056f734a0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_read_folio+0x193/0x210 fs/ntfs3/inode.c:730
1 lock held by syz-executor.3/15538:
#0: ffff888056d12c10 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:791 [inline]
#0: ffff888056d12c10 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release net/socket.c:658 [inline]
#0: ffff888056d12c10 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 net/socket.c:1421
1 lock held by syz-executor.4/15562:
#0: ffffffff8e339238 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:323 [inline]
#0: ffffffff8e339238 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x451/0x830 kernel/rcu/tree_exp.h:939
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.9.0-rc7-next-20240509-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114
nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
watchdog+0xfde/0x1020 kernel/hung_task.c:379
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 15561 Comm: syz-executor.4 Not tainted 6.9.0-rc7-next-20240509-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:vma_pkey arch/x86/include/asm/pkeys.h:123 [inline]
RIP: 0010:arch_vma_access_permitted arch/x86/include/asm/mmu_context.h:258 [inline]
RIP: 0010:access_error arch/x86/mm/fault.c:1083 [inline]
RIP: 0010:do_user_addr_fault arch/x86/mm/fault.c:1333 [inline]
RIP: 0010:handle_page_fault arch/x86/mm/fault.c:1481 [inline]
RIP: 0010:exc_page_fault+0x3ca/0x8c0 arch/x86/mm/fault.c:1539
Code: 92 00 00 00 41 f7 c6 00 40 00 00 0f 85 ae 01 00 00 0f 1f 44 00 00 48 81 c3 28 01 00 00 48 89 df e8 2b 40 e7 f5 e9 a2 00 00 00 <48> 8b 75 20 31 c0 eb 0c cc cc cc f3 0f 1e fa 31 c9 0f 01 ee f3 0f
RSP: 0000:ffffc90014a9fef8 EFLAGS: 00000246
RAX: ffff88807d691c80 RBX: ffff88807d691c80 RCX: ffffc90014a9fd03
RDX: 1ffff92002953fa4 RSI: ffffffff8bcac680 RDI: ffffffff8c1fdb00
RBP: ffff88801f66cc98 R08: ffffffff92fb161f R09: 1ffffffff25f62c3
R10: dffffc0000000000 R11: fffffbfff25f62c4 R12: ffff888017bbda00
R13: 0000000000000255 R14: 0000000000000000 R15: 0000000000000006
FS: 000055556a8bf480(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32f26000 CR3: 0000000063d9a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f2e1b228186
Code: 1f 44 00 00 48 8b 0d 71 d5 ca 00 4c 63 05 5a d5 ca 00 48 8b 05 5b d5 ca 00 49 01 c8 48 39 c8 72 13 4c 39 c0 73 0e 48 8d 50 04 <89> 38 48 89 15 41 d5 ca 00 c3 52 48 8d 35 3b 0f 0a 00 48 89 c2 48
RSP: 002b:00007fff91d9ad18 EFLAGS: 00010287
RAX: 0000001b32f26000 RBX: 00007f2e1b3ac0e8 RCX: 0000001b32f20000
RDX: 0000001b32f26004 RSI: 0000000080000000 RDI: 0000000081363434
RBP: 0000000081363434 R08: 0000001b33520000 R09: 0000000000001436
R10: 0000000081363438 R11: 0000000000000246 R12: 0000000000001501
R13: 0000000000000001 R14: 00007f2e1b3a0000 R15: ffffffff81363639