INFO: task syz-executor.2:6082 blocked for more than 143 seconds.
Not tainted 6.0.0-rc1-syzkaller-00409-ge3f259d33c0e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D stack:29352 pid: 6082 ppid: 21180 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5182 [inline]
__schedule+0xadf/0x52b0 kernel/sched/core.c:6494
schedule+0xda/0x1b0 kernel/sched/core.c:6570
rwsem_down_write_slowpath+0x59c/0x11e0 kernel/locking/rwsem.c:1182
__down_write_common kernel/locking/rwsem.c:1297 [inline]
__down_write_common kernel/locking/rwsem.c:1294 [inline]
__down_write kernel/locking/rwsem.c:1306 [inline]
down_write+0x135/0x150 kernel/locking/rwsem.c:1553
filemap_invalidate_lock include/linux/fs.h:801 [inline]
blkdev_fallocate+0x1e2/0x410 block/fops.c:641
vfs_fallocate+0x487/0xe00 fs/open.c:323
madvise_remove mm/madvise.c:976 [inline]
madvise_vma_behavior+0x9b4/0x1d20 mm/madvise.c:1000
madvise_walk_vmas+0x1d5/0x2d0 mm/madvise.c:1232
do_madvise.part.0+0x24a/0x340 mm/madvise.c:1410
do_madvise mm/madvise.c:1423 [inline]
__do_sys_madvise mm/madvise.c:1423 [inline]
__se_sys_madvise mm/madvise.c:1421 [inline]
__x64_sys_madvise+0x113/0x150 mm/madvise.c:1421
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7ff876689279
RSP: 002b:00007ff87775a168 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007ff87679c050 RCX: 00007ff876689279
RDX: 0000000000000009 RSI: 0000000000600003 RDI: 0000000020000000
RBP: 00007ff8766e3189 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd6031026f R14: 00007ff87775a300 R15: 0000000000022000
INFO: task syz-executor.0:6102 blocked for more than 143 seconds.
Not tainted 6.0.0-rc1-syzkaller-00409-ge3f259d33c0e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:28560 pid: 6102 ppid: 29515 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5182 [inline]
__schedule+0xadf/0x52b0 kernel/sched/core.c:6494
schedule+0xda/0x1b0 kernel/sched/core.c:6570
rwsem_down_read_slowpath+0x59f/0xb10 kernel/locking/rwsem.c:1087
__down_read_common kernel/locking/rwsem.c:1252 [inline]
__down_read kernel/locking/rwsem.c:1261 [inline]
down_read+0xe2/0x450 kernel/locking/rwsem.c:1501
filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
filemap_fault+0xb27/0x2610 mm/filemap.c:3112
__do_fault+0x10d/0x610 mm/memory.c:4173
do_read_fault mm/memory.c:4518 [inline]
do_fault mm/memory.c:4647 [inline]
handle_pte_fault mm/memory.c:4911 [inline]
__handle_mm_fault+0x2130/0x39b0 mm/memory.c:5053
handle_mm_fault+0x1c8/0x780 mm/memory.c:5151
faultin_page mm/gup.c:955 [inline]
__get_user_pages+0x50f/0x1050 mm/gup.c:1195
populate_vma_page_range+0x23d/0x320 mm/gup.c:1552
__mm_populate+0x1ea/0x3d0 mm/gup.c:1665
mm_populate include/linux/mm.h:2656 [inline]
vm_mmap_pgoff+0x1fd/0x270 mm/util.c:557
ksys_mmap_pgoff+0x41b/0x5a0 mm/mmap.c:1586
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f47a7089279
RSP: 002b:00007f47a8131168 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f47a719bf80 RCX: 00007f47a7089279
RDX: 0000000001000006 RSI: 0000000000b34900 RDI: 0000000020000000
RBP: 00007f47a70e3189 R08: 0000000000000004 R09: 0000000000000000
R10: 0000000000028011 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffea538567f R14: 00007f47a8131300 R15: 0000000000022000
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
#0: ffffffff8bf85c70 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
1 lock held by rcu_tasks_trace/13:
#0: ffffffff8bf85970 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
1 lock held by khungtaskd/28:
#0: ffffffff8bf867c0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6492
2 locks held by getty/3287:
#0: ffff888027358098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244
#1: ffffc90001c482f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef0/0x13e0 drivers/tty/n_tty.c:2177
1 lock held by syz-executor.2/6069:
1 lock held by syz-executor.2/6082:
#0: ffff88801e87ac40 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:801 [inline]
#0: ffff88801e87ac40 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x1e2/0x410 block/fops.c:641
2 locks held by syz-executor.0/6102:
#0: ffff888077e8e1a8 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_lock include/linux/mmap_lock.h:117 [inline]
#0: ffff888077e8e1a8 (&mm->mmap_lock#2){++++}-{3:3}, at: __mm_populate+0x25f/0x3d0 mm/gup.c:1645
#1: ffff88801e87ac40 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
#1: ffff88801e87ac40 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_fault+0xb27/0x2610 mm/filemap.c:3112
1 lock held by syz-executor.0/6204:
#0: ffff88801e87ac40 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
#0: ffff88801e87ac40 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0x153/0x550 mm/readahead.c:220
1 lock held by syz-executor.2/6211:
#0: ffff88801e87ac40 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline]
#0: ffff88801e87ac40 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0x153/0x550 mm/readahead.c:220
3 locks held by syz-executor.2/6261:
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.0.0-rc1-syzkaller-00409-ge3f259d33c0e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x46/0x14f lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x206/0x250 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:212 [inline]
watchdog+0xc18/0xf50 kernel/hung_task.c:369
kthread+0x2e4/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 21172 Comm: kworker/1:20 Not tainted 6.0.0-rc1-syzkaller-00409-ge3f259d33c0e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
Workqueue: wg-crypt-wg0 wg_packet_tx_worker
RIP: 0010:instrument_atomic_read include/linux/instrumented.h:71 [inline]
RIP: 0010:_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
RIP: 0010:hlock_class kernel/locking/lockdep.c:227 [inline]
RIP: 0010:__lock_acquire+0x142e/0x56d0 kernel/locking/lockdep.c:5049
Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e b9 40 00 00 41 0f b7 5c 24 f8 66 81 e3 ff 1f 0f b7 db 08 00 00 00 48 89 d8 48 c1 e8 06 48 8d 3c c5 40 a9 8d 90 e8 39
RSP: 0018:ffffc9000453f810 EFLAGS: 00000002
RAX: 0000000000000000 RBX: 000000000000008c RCX: ffffffff815e4e26
RDX: 1ffff11006e9b592 RSI: 0000000048bdc990 RDI: ffff8880374dac90
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff908da947
R10: fffffbfff211b528 R11: 0000000000000000 R12: ffff8880374dac98
R13: ffff8880374da180 R14: ffff8880374dabf8 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2059f6c998 CR3: 000000000bc8e000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
lock_acquire kernel/locking/lockdep.c:5666 [inline]
lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5631
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x39/0x50 kernel/locking/spinlock.c:162
debug_object_activate+0x12e/0x3e0 lib/debugobjects.c:658
debug_timer_activate kernel/time/timer.c:782 [inline]
__mod_timer+0x77d/0xe30 kernel/time/timer.c:1103
mod_peer_timer drivers/net/wireguard/timers.c:37 [inline]
wg_timers_any_authenticated_packet_traversal+0x1ce/0x340 drivers/net/wireguard/timers.c:215
wg_packet_create_data_done drivers/net/wireguard/send.c:247 [inline]
wg_packet_tx_worker+0x13b/0x720 drivers/net/wireguard/send.c:276
process_one_work+0x991/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e4/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306