INFO: task syz-executor.5:27605 blocked for more than 143 seconds.
Not tainted 5.15.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:28560 pid:27605 ppid: 13719 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:4969 [inline]
__schedule+0xa9a/0x4940 kernel/sched/core.c:6250
schedule+0xd2/0x260 kernel/sched/core.c:6323
rwsem_down_write_slowpath+0x761/0x1130 kernel/locking/rwsem.c:1117
__down_write_common kernel/locking/rwsem.c:1272 [inline]
__down_write_common kernel/locking/rwsem.c:1269 [inline]
__down_write kernel/locking/rwsem.c:1281 [inline]
down_write+0x135/0x150 kernel/locking/rwsem.c:1528
filemap_invalidate_lock include/linux/fs.h:828 [inline]
blkdev_fallocate+0x1e2/0x420 block/fops.c:625
vfs_fallocate+0x48d/0xe10 fs/open.c:307
madvise_remove mm/madvise.c:925 [inline]
madvise_vma mm/madvise.c:987 [inline]
do_madvise.part.0+0xb60/0x2250 mm/madvise.c:1202
do_madvise mm/madvise.c:1228 [inline]
__do_sys_madvise mm/madvise.c:1228 [inline]
__se_sys_madvise mm/madvise.c:1226 [inline]
__x64_sys_madvise+0x113/0x150 mm/madvise.c:1226
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+0x44/0xae
RIP: 0033:0x7f693a39fae9
RSP: 002b:00007f69378d3188 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f693a4b30e0 RCX: 00007f693a39fae9
RDX: 0000000000000009 RSI: 0000000000600017 RDI: 0000000020000000
RBP: 00007f693a3f9f25 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffcea36d64f R14: 00007f69378d3300 R15: 0000000000022000
INFO: task syz-executor.5:27647 blocked for more than 144 seconds.
Not tainted 5.15.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:29592 pid:27647 ppid: 13719 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:4969 [inline]
__schedule+0xa9a/0x4940 kernel/sched/core.c:6250
schedule+0xd2/0x260 kernel/sched/core.c:6323
rwsem_down_write_slowpath+0x761/0x1130 kernel/locking/rwsem.c:1117
__down_write_common kernel/locking/rwsem.c:1272 [inline]
__down_write_common kernel/locking/rwsem.c:1269 [inline]
__down_write kernel/locking/rwsem.c:1281 [inline]
down_write+0x135/0x150 kernel/locking/rwsem.c:1528
filemap_invalidate_lock include/linux/fs.h:828 [inline]
blkdev_fallocate+0x1e2/0x420 block/fops.c:625
vfs_fallocate+0x48d/0xe10 fs/open.c:307
madvise_remove mm/madvise.c:925 [inline]
madvise_vma mm/madvise.c:987 [inline]
do_madvise.part.0+0xb60/0x2250 mm/madvise.c:1202
do_madvise mm/madvise.c:1228 [inline]
__do_sys_madvise mm/madvise.c:1228 [inline]
__se_sys_madvise mm/madvise.c:1226 [inline]
__x64_sys_madvise+0x113/0x150 mm/madvise.c:1226
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+0x44/0xae
RIP: 0033:0x7f693a39fae9
RSP: 002b:00007f6937891188 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f693a4b3260 RCX: 00007f693a39fae9
RDX: 0000000000000009 RSI: 0000000000600017 RDI: 0000000020000000
RBP: 00007f693a3f9f25 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffcea36d64f R14: 00007f6937891300 R15: 0000000000022000
Showing all locks held in the system:
1 lock held by khungtaskd/27:
#0: ffffffff8b983a20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6461
1 lock held by khugepaged/33:
#0: ffffffff8ba68848 (lock#5){+.+.}-{3:3}, at: __lru_add_drain_all+0x65/0x760 mm/swap.c:797
1 lock held by kswapd0/97:
1 lock held by kswapd1/98:
3 locks held by kworker/1:3/2900:
1 lock held by systemd-journal/2935:
#0: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
#0: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0xa1e/0x20d0 mm/page_alloc.c:5007
1 lock held by systemd-udevd/2941:
2 locks held by in:imklog/6168:
#0: ffff88807b9c45f0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:990
#1: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
#1: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0xa1e/0x20d0 mm/page_alloc.c:5007
4 locks held by rs:main Q:Reg/6169:
2 locks held by systemd-udevd/10397:
#0: ffff8881c038b2f0 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xdf/0x1240 fs/seq_file.c:182
#1: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
#1: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0xa1e/0x20d0 mm/page_alloc.c:5007
1 lock held by systemd-udevd/23921:
#0: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
#0: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8baa7f00 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0xa1e/0x20d0 mm/page_alloc.c:5007
3 locks held by kworker/0:1/909:
1 lock held by syz-executor.5/27605:
#0: ffff888011093888 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:828 [inline]
#0: ffff888011093888 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x1e2/0x420 block/fops.c:625
1 lock held by syz-executor.5/27647:
#0: ffff888011093888 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:828 [inline]
#0: ffff888011093888 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x1e2/0x420 block/fops.c:625
1 lock held by syz-executor.4/27604:
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x47/0x144 lib/nmi_backtrace.c:105
nmi_trigger_cpumask_backtrace+0x1ae/0x220 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline]
watchdog+0xc1d/0xf50 kernel/hung_task.c:295
kthread+0x405/0x4f0 kernel/kthread.c:327
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 17939 Comm: kworker/u4:0 Not tainted 5.15.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bat_events batadv_nc_worker
RIP: 0010:lock_is_held_type+0x6/0x140 kernel/locking/lockdep.c:5677
Code: 89 48 c7 c7 20 08 8c 89 89 44 24 04 e8 1a 9a bc ff 0f 0b 8b 44 24 04 eb bd 66 66 2e 0f 1f 84 00 00 00 00 00 41 57 41 56 41 55 <41> bd ff ff ff ff 41 54 55 53 48 83 ec 08 8b 0d 82 bf 36 04 85 c9
RSP: 0018:ffffc90017f67b70 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 1ffff92002fecf76 RCX: ffffffff815cdfc8
RDX: 1ffffffff17318fe RSI: 00000000ffffffff RDI: ffffffff8b983960
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8d6fc1d7
R10: fffffbfff1adf83a R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000000 R14: ffffffff8b983a20 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c0147bea20 CR3: 0000000019894000 CR4: 0000000000350ef0
Call Trace:
lock_is_held include/linux/lockdep.h:283 [inline]
rcu_read_lock_sched_held+0x3a/0x70 kernel/rcu/update.c:125
trace_lock_acquire include/trace/events/lock.h:13 [inline]
lock_acquire+0x442/0x510 kernel/locking/lockdep.c:5611
rcu_lock_acquire include/linux/rcupdate.h:268 [inline]
rcu_read_lock include/linux/rcupdate.h:688 [inline]
batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:412 [inline]
batadv_nc_worker+0x12d/0xfa0 net/batman-adv/network-coding.c:723
process_one_work+0x9b2/0x1690 kernel/workqueue.c:2298
worker_thread+0x658/0x11f0 kernel/workqueue.c:2445
kthread+0x405/0x4f0 kernel/kthread.c:327
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
----------------
Code disassembly (best guess), 1 bytes skipped:
0: 48 c7 c7 20 08 8c 89 mov $0xffffffff898c0820,%rdi
7: 89 44 24 04 mov %eax,0x4(%rsp)
b: e8 1a 9a bc ff callq 0xffbc9a2a
10: 0f 0b ud2
12: 8b 44 24 04 mov 0x4(%rsp),%eax
16: eb bd jmp 0xffffffd5
18: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1)
1f: 00 00 00 00
23: 41 57 push %r15
25: 41 56 push %r14
27: 41 55 push %r13
* 29: 41 bd ff ff ff ff mov $0xffffffff,%r13d <-- trapping instruction
2f: 41 54 push %r12
31: 55 push %rbp
32: 53 push %rbx
33: 48 83 ec 08 sub $0x8,%rsp
37: 8b 0d 82 bf 36 04 mov 0x436bf82(%rip),%ecx # 0x436bfbf
3d: 85 c9 test %ecx,%ecx