INFO: task syz-executor.3:10682 blocked for more than 143 seconds.
Not tainted 5.18.0-syzkaller-11972-gd1dc87763f40 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:28032 pid:10682 ppid: 3636 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5116 [inline]
__schedule+0xa00/0x4b30 kernel/sched/core.c:6431
schedule+0xd2/0x1f0 kernel/sched/core.c:6503
rwsem_down_read_slowpath+0x5b9/0xb00 kernel/locking/rwsem.c:1077
__down_read_common kernel/locking/rwsem.c:1242 [inline]
__down_read kernel/locking/rwsem.c:1251 [inline]
down_read+0xe2/0x440 kernel/locking/rwsem.c:1491
filemap_invalidate_lock_shared include/linux/fs.h:796 [inline]
filemap_fault+0xbc6/0x2550 mm/filemap.c:3130
__do_fault+0x10d/0x650 mm/memory.c:4157
do_shared_fault mm/memory.c:4558 [inline]
do_fault mm/memory.c:4636 [inline]
handle_pte_fault mm/memory.c:4895 [inline]
__handle_mm_fault+0x2460/0x4130 mm/memory.c:5034
handle_mm_fault+0x1c8/0x790 mm/memory.c:5132
do_user_addr_fault+0x489/0x11c0 arch/x86/mm/fault.c:1397
handle_page_fault arch/x86/mm/fault.c:1484 [inline]
exc_page_fault+0x9e/0x180 arch/x86/mm/fault.c:1540
asm_exc_page_fault+0x27/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0033:0x7f254642a08b
RSP: 002b:00007ffca34617c0 EFLAGS: 00010246
RAX: 0000000020000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 000000000000000a RSI: 0000000000000000 RDI: 000055555749e2e8
RBP: 00007ffca34618b8 R08: 0000000000000000 R09: 0000000000000000
R10: 00007ffca34f7090 R11: 000000000000e904 R12: 0000000000049d3c
R13: 00007ffca34618e0 R14: 00007ffca3461900 R15: 0000000000000032
INFO: task syz-executor.4:10695 blocked for more than 143 seconds.
Not tainted 5.18.0-syzkaller-11972-gd1dc87763f40 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:29368 pid:10695 ppid: 3634 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5116 [inline]
__schedule+0xa00/0x4b30 kernel/sched/core.c:6431
schedule+0xd2/0x1f0 kernel/sched/core.c:6503
rwsem_down_write_slowpath+0x68a/0x11a0 kernel/locking/rwsem.c:1172
__down_write_common kernel/locking/rwsem.c:1287 [inline]
__down_write_common kernel/locking/rwsem.c:1284 [inline]
__down_write kernel/locking/rwsem.c:1296 [inline]
down_write+0x135/0x150 kernel/locking/rwsem.c:1543
filemap_invalidate_lock include/linux/fs.h:786 [inline]
blkdev_fallocate+0x1e2/0x410 block/fops.c:637
vfs_fallocate+0x487/0xe00 fs/open.c:323
madvise_remove mm/madvise.c:976 [inline]
madvise_vma_behavior+0x9b9/0x1d50 mm/madvise.c:1000
madvise_walk_vmas+0x1d5/0x2d0 mm/madvise.c:1232
do_madvise mm/madvise.c:1410 [inline]
do_madvise+0x2d4/0x3c0 mm/madvise.c:1368
__do_sys_madvise mm/madvise.c:1423 [inline]
__se_sys_madvise mm/madvise.c:1421 [inline]
__x64_sys_madvise+0xa6/0x110 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+0x46/0xb0
RIP: 0033:0x7fed38089109
RSP: 002b:00007fed391c9168 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007fed3819c030 RCX: 00007fed38089109
RDX: 0000000000000009 RSI: 000000000060000f RDI: 0000000020000000
RBP: 00007fed380e308d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdf3acc3df R14: 00007fed391c9300 R15: 0000000000022000
INFO: task syz-executor.1:10685 blocked for more than 143 seconds.
Not tainted 5.18.0-syzkaller-11972-gd1dc87763f40 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:28032 pid:10685 ppid: 3632 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5116 [inline]
__schedule+0xa00/0x4b30 kernel/sched/core.c:6431
schedule+0xd2/0x1f0 kernel/sched/core.c:6503
rwsem_down_read_slowpath+0x5b9/0xb00 kernel/locking/rwsem.c:1077
__down_read_common kernel/locking/rwsem.c:1242 [inline]
__down_read kernel/locking/rwsem.c:1251 [inline]
down_read+0xe2/0x440 kernel/locking/rwsem.c:1491
filemap_invalidate_lock_shared include/linux/fs.h:796 [inline]
filemap_fault+0xbc6/0x2550 mm/filemap.c:3130
__do_fault+0x10d/0x650 mm/memory.c:4157
do_shared_fault mm/memory.c:4558 [inline]
do_fault mm/memory.c:4636 [inline]
handle_pte_fault mm/memory.c:4895 [inline]
__handle_mm_fault+0x2460/0x4130 mm/memory.c:5034
handle_mm_fault+0x1c8/0x790 mm/memory.c:5132
do_user_addr_fault+0x489/0x11c0 arch/x86/mm/fault.c:1397
handle_page_fault arch/x86/mm/fault.c:1484 [inline]
exc_page_fault+0x9e/0x180 arch/x86/mm/fault.c:1540
asm_exc_page_fault+0x27/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0033:0x7fabe608442f
RSP: 002b:00007ffc2439ae38 EFLAGS: 00010287
RAX: 0000000020000000 RBX: 0000000000000000 RCX: 0000000000049bb0
RDX: 0000000000000016 RSI: 00007fabe61a01d0 RDI: 0000000020000000
RBP: 00007ffc2439aef8 R08: 00007fabe65a0000 R09: 00007fabe61a01b8
R10: 00007ffc243e1090 R11: 000000000000e902 R12: 0000000000049d30
R13: 00007ffc2439af20 R14: 00007ffc2439af40 R15: 0000000000000032
INFO: task syz-executor.5:10709 blocked for more than 144 seconds.
Not tainted 5.18.0-syzkaller-11972-gd1dc87763f40 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:28408 pid:10709 ppid: 3633 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5116 [inline]
__schedule+0xa00/0x4b30 kernel/sched/core.c:6431
schedule+0xd2/0x1f0 kernel/sched/core.c:6503
rwsem_down_read_slowpath+0x5b9/0xb00 kernel/locking/rwsem.c:1077
__down_read_common kernel/locking/rwsem.c:1242 [inline]
__down_read kernel/locking/rwsem.c:1251 [inline]
down_read+0xe2/0x440 kernel/locking/rwsem.c:1491
filemap_invalidate_lock_shared include/linux/fs.h:796 [inline]
filemap_fault+0xbc6/0x2550 mm/filemap.c:3130
__do_fault+0x10d/0x650 mm/memory.c:4157
do_read_fault mm/memory.c:4503 [inline]
do_fault mm/memory.c:4632 [inline]
handle_pte_fault mm/memory.c:4895 [inline]
__handle_mm_fault+0x279c/0x4130 mm/memory.c:5034
handle_mm_fault+0x1c8/0x790 mm/memory.c:5132
faultin_page mm/gup.c:953 [inline]
__get_user_pages+0x50c/0xfa0 mm/gup.c:1174
populate_vma_page_range+0x23d/0x320 mm/gup.c:1518
__mm_populate+0x1ea/0x3e0 mm/gup.c:1631
mm_populate include/linux/mm.h:2706 [inline]
vm_mmap_pgoff+0x20e/0x290 mm/util.c:557
ksys_mmap_pgoff+0x40d/0x5a0 mm/mmap.c:1633
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+0x46/0xb0
RIP: 0033:0x7fee7c089109
RSP: 002b:00007fee7d17b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007fee7c19bf60 RCX: 00007fee7c089109
RDX: 000000000000000a RSI: 0000000000b36000 RDI: 0000000020000000
RBP: 00007fee7c0e308d R08: 0000000000000004 R09: 0000000000000000
R10: 0000000000028011 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffccfce7dbf R14: 00007fee7d17b300 R15: 0000000000022000
INFO: task syz-executor.2:10714 blocked for more than 144 seconds.
Not tainted 5.18.0-syzkaller-11972-gd1dc87763f40 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D stack:28408 pid:10714 ppid: 3635 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5116 [inline]
__schedule+0xa00/0x4b30 kernel/sched/core.c:6431
schedule+0xd2/0x1f0 kernel/sched/core.c:6503
rwsem_down_read_slowpath+0x5b9/0xb00 kernel/locking/rwsem.c:1077
__down_read_common kernel/locking/rwsem.c:1242 [inline]
__down_read kernel/locking/rwsem.c:1251 [inline]
down_read+0xe2/0x440 kernel/locking/rwsem.c:1491
filemap_invalidate_lock_shared include/linux/fs.h:796 [inline]
filemap_fault+0xbc6/0x2550 mm/filemap.c:3130
__do_fault+0x10d/0x650 mm/memory.c:4157
do_read_fault mm/memory.c:4503 [inline]
do_fault mm/memory.c:4632 [inline]
handle_pte_fault mm/memory.c:4895 [inline]
__handle_mm_fault+0x279c/0x4130 mm/memory.c:5034
handle_mm_fault+0x1c8/0x790 mm/memory.c:5132
faultin_page mm/gup.c:953 [inline]
__get_user_pages+0x50c/0xfa0 mm/gup.c:1174
populate_vma_page_range+0x23d/0x320 mm/gup.c:1518
__mm_populate+0x1ea/0x3e0 mm/gup.c:1631
mm_populate include/linux/mm.h:2706 [inline]
vm_mmap_pgoff+0x20e/0x290 mm/util.c:557
ksys_mmap_pgoff+0x40d/0x5a0 mm/mmap.c:1633
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+0x46/0xb0
RIP: 0033:0x7fbc80e89109
RSP: 002b:00007fbc82085168 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007fbc80f9bf60 RCX: 00007fbc80e89109
RDX: 000000000000000a RSI: 0000000000002000 RDI: 00000000207f2000
RBP: 00007fbc80ee308d R08: 0000000000000004 R09: 0000000000000000
R10: 0000000000028011 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd608f03ff R14: 00007fbc82085300 R15: 0000000000022000
Showing all locks held in the system:
1 lock held by khungtaskd/28:
#0: ffffffff8bd86be0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6491
2 locks held by getty/3289:
#0: ffff888025c1e098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244
#1: ffffc90002cd62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xcea/0x1230 drivers/tty/n_tty.c:2075
2 locks held by syz-executor.3/10682:
#0: ffff888074cdb928 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
#0: ffff888074cdb928 (&mm->mmap_lock#2){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1: ffff888140c934b8 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:796 [inline]
#1: ffff888140c934b8 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_fault+0xbc6/0x2550 mm/filemap.c:3130
2 locks held by syz-executor.4/10687:
1 lock held by syz-executor.4/10695:
#0: ffff888140c934b8 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:786 [inline]
#0: ffff888140c934b8 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x1e2/0x410 block/fops.c:637
2 locks held by syz-executor.1/10685:
#0: ffff888074cdf828 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
#0: ffff888074cdf828 (&mm->mmap_lock#2){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1: ffff888140c934b8 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:796 [inline]
#1: ffff888140c934b8 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_fault+0xbc6/0x2550 mm/filemap.c:3130
2 locks held by syz-executor.5/10709:
#0: ffff888074cddc28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_lock include/linux/mmap_lock.h:117 [inline]
#0: ffff888074cddc28 (&mm->mmap_lock#2){++++}-{3:3}, at: __mm_populate+0x264/0x3e0 mm/gup.c:1611
#1: ffff888140c934b8 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:796 [inline]
#1: ffff888140c934b8 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_fault+0xbc6/0x2550 mm/filemap.c:3130
2 locks held by syz-executor.2/10714:
#0: ffff888074cd9d28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_lock include/linux/mmap_lock.h:117 [inline]
#0: ffff888074cd9d28 (&mm->mmap_lock#2){++++}-{3:3}, at: __mm_populate+0x264/0x3e0 mm/gup.c:1611
#1: ffff888140c934b8 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:796 [inline]
#1: ffff888140c934b8 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_fault+0xbc6/0x2550 mm/filemap.c:3130
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 5.18.0-syzkaller-11972-gd1dc87763f40 #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:111
nmi_trigger_cpumask_backtrace+0x1e6/0x230 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
watchdog+0xc22/0xf90 kernel/hung_task.c:378
kthread+0x2e9/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 10687 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller-11972-gd1dc87763f40 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:lockdep_recursion_inc kernel/locking/lockdep.c:461 [inline]
RIP: 0010:lock_is_held_type+0x55/0x140 kernel/locking/lockdep.c:5707
Code: 0f 85 ca 00 00 00 65 4c 8b 24 25 80 6f 02 00 41 8b 94 24 5c 0a 00 00 85 d2 0f 85 b1 00 00 00 48 89 fd 41 89 f6 9c 8f 04 24 fa <48> c7 c7 a0 7d cc 89 31 db e8 dd 0d 00 00 41 8b 84 24 58 0a 00 00
RSP: 0018:ffffc9000555ea00 EFLAGS: 00000046
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffffffff8bd86b20
RBP: ffffffff8bd86b20 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888020e19d80
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888020e19d80
R13: 00000000ffffffff R14: 00000000ffffffff R15: ffffc9000555ed48
FS: 00007fed391ea700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc49d3d66c8 CR3: 000000002110a000 CR4: 0000000000350ef0
Call Trace:
lock_is_held include/linux/lockdep.h:279 [inline]
__might_resched+0x3a/0x2c0 kernel/sched/core.c:9756
shrink_page_list+0x28b/0x3a50 mm/vmscan.c:1554
shrink_inactive_list mm/vmscan.c:2386 [inline]
shrink_list mm/vmscan.c:2616 [inline]
shrink_lruvec+0xccf/0x2620 mm/vmscan.c:2933
shrink_node_memcgs mm/vmscan.c:3122 [inline]
shrink_node+0x84a/0x1db0 mm/vmscan.c:3245
shrink_zones mm/vmscan.c:3482 [inline]
do_try_to_free_pages+0x3b5/0x1700 mm/vmscan.c:3540
try_to_free_mem_cgroup_pages+0x323/0x920 mm/vmscan.c:3854
reclaim_high.constprop.0+0x182/0x230 mm/memcontrol.c:2333
mem_cgroup_handle_over_high+0x18c/0x510 mm/memcontrol.c:2517
try_charge_memcg+0xe14/0x1380 mm/memcontrol.c:2746
try_charge mm/memcontrol.c:2757 [inline]
charge_memcg+0x31/0x320 mm/memcontrol.c:6720
__mem_cgroup_charge+0x27/0x90 mm/memcontrol.c:6741
mem_cgroup_charge include/linux/memcontrol.h:689 [inline]
__filemap_add_folio+0x573/0x1660 mm/filemap.c:857
filemap_add_folio+0xab/0x1d0 mm/filemap.c:959
page_cache_ra_unbounded+0x1d3/0x550 mm/readahead.c:243
do_page_cache_ra mm/readahead.c:291 [inline]
page_cache_ra_order+0x680/0x940 mm/readahead.c:546
do_sync_mmap_readahead mm/filemap.c:3046 [inline]
filemap_fault+0x1638/0x2550 mm/filemap.c:3138
__do_fault+0x10d/0x650 mm/memory.c:4157
do_read_fault mm/memory.c:4503 [inline]
do_fault mm/memory.c:4632 [inline]
handle_pte_fault mm/memory.c:4895 [inline]
__handle_mm_fault+0x279c/0x4130 mm/memory.c:5034
handle_mm_fault+0x1c8/0x790 mm/memory.c:5132
faultin_page mm/gup.c:953 [inline]
__get_user_pages+0x50c/0xfa0 mm/gup.c:1174
populate_vma_page_range+0x23d/0x320 mm/gup.c:1518
__mm_populate+0x1ea/0x3e0 mm/gup.c:1631
mm_populate include/linux/mm.h:2706 [inline]
vm_mmap_pgoff+0x20e/0x290 mm/util.c:557
ksys_mmap_pgoff+0x40d/0x5a0 mm/mmap.c:1633
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+0x46/0xb0
RIP: 0033:0x7fed38089109
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007fed391ea168 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007fed3819bf60 RCX: 00007fed38089109
RDX: 000000000000000a RSI: 0000000000b36000 RDI: 0000000020000000
RBP: 00007fed380e308d R08: 0000000000000004 R09: 0000000000000000
R10: 0000000000028011 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdf3acc3df R14: 00007fed391ea300 R15: 0000000000022000
----------------
Code disassembly (best guess):
0: 0f 85 ca 00 00 00 jne 0xd0
6: 65 4c 8b 24 25 80 6f mov %gs:0x26f80,%r12
d: 02 00
f: 41 8b 94 24 5c 0a 00 mov 0xa5c(%r12),%edx
16: 00
17: 85 d2 test %edx,%edx
19: 0f 85 b1 00 00 00 jne 0xd0
1f: 48 89 fd mov %rdi,%rbp
22: 41 89 f6 mov %esi,%r14d
25: 9c pushfq
26: 8f 04 24 popq (%rsp)
29: fa cli
* 2a: 48 c7 c7 a0 7d cc 89 mov $0xffffffff89cc7da0,%rdi <-- trapping instruction
31: 31 db xor %ebx,%ebx
33: e8 dd 0d 00 00 callq 0xe15
38: 41 8b 84 24 58 0a 00 mov 0xa58(%r12),%eax
3f: 00