=============================
[ BUG: Invalid wait context ]
6.12.0-rc5-next-20241101-syzkaller #0 Not tainted
-----------------------------
syz.1.2039/16348 is trying to lock:
ffff88813fffc298 (&zone->lock){-.-.}-{3:3}, at: rmqueue_bulk mm/page_alloc.c:2328 [inline]
ffff88813fffc298 (&zone->lock){-.-.}-{3:3}, at: __rmqueue_pcplist+0x4c6/0x2b70 mm/page_alloc.c:3022
other info that might help us debug this:
context-{2:2}
5 locks held by syz.1.2039/16348:
#0: ffff888026d4b3e0 (&mm->mmap_lock){++++}-{4:4}, at: mmap_read_lock include/linux/mmap_lock.h:189 [inline]
#0: ffff888026d4b3e0 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x165/0xcb0 mm/mmap.c:1677
#1: ffffffff8e939ee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
#1: ffffffff8e939ee0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#1: ffffffff8e939ee0 (rcu_read_lock){....}-{1:3}, at: __pte_offset_map+0x82/0x380 mm/pgtable-generic.c:287
#2: ffff888026ae6378 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: spin_lock include/linux/spinlock.h:351 [inline]
#2: ffff888026ae6378 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: __pte_offset_map_lock+0x1ba/0x300 mm/pgtable-generic.c:402
#3: ffffffff8e939ee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
#3: ffffffff8e939ee0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#3: ffffffff8e939ee0 (rcu_read_lock){....}-{1:3}, at: page_ext_get+0x20/0x2a0 mm/page_ext.c:525
#4: ffff8880b8644818 (&pcp->lock){+.+.}-{3:3}, at: spin_trylock include/linux/spinlock.h:361 [inline]
#4: ffff8880b8644818 (&pcp->lock){+.+.}-{3:3}, at: rmqueue_pcplist mm/page_alloc.c:3051 [inline]
#4: ffff8880b8644818 (&pcp->lock){+.+.}-{3:3}, at: rmqueue mm/page_alloc.c:3095 [inline]
#4: ffff8880b8644818 (&pcp->lock){+.+.}-{3:3}, at: get_page_from_freelist+0x7e2/0x3870 mm/page_alloc.c:3492
stack backtrace:
CPU: 0 UID: 0 PID: 16348 Comm: syz.1.2039 Not tainted 6.12.0-rc5-next-20241101-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
print_lock_invalid_wait_context kernel/locking/lockdep.c:4826 [inline]
check_wait_context kernel/locking/lockdep.c:4898 [inline]
__lock_acquire+0x15a8/0x2100 kernel/locking/lockdep.c:5176
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5849
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
rmqueue_bulk mm/page_alloc.c:2328 [inline]
__rmqueue_pcplist+0x4c6/0x2b70 mm/page_alloc.c:3022
rmqueue_pcplist mm/page_alloc.c:3064 [inline]
rmqueue mm/page_alloc.c:3095 [inline]
get_page_from_freelist+0x895/0x3870 mm/page_alloc.c:3492
__alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4771
alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2265
stack_depot_save_flags+0x666/0x830 lib/stackdepot.c:627
kasan_save_stack+0x4f/0x60 mm/kasan/common.c:48
__kasan_record_aux_stack+0xac/0xc0 mm/kasan/generic.c:544
task_work_add+0xd9/0x490 kernel/task_work.c:77
__run_posix_cpu_timers kernel/time/posix-cpu-timers.c:1219 [inline]
run_posix_cpu_timers+0x6ac/0x810 kernel/time/posix-cpu-timers.c:1418
tick_sched_handle kernel/time/tick-sched.c:276 [inline]
tick_nohz_handler+0x37c/0x500 kernel/time/tick-sched.c:297
__run_hrtimer kernel/time/hrtimer.c:1691 [inline]
__hrtimer_run_queues+0x551/0xd50 kernel/time/hrtimer.c:1755
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1817
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline]
__sysvec_apic_timer_interrupt+0x110/0x420 arch/x86/kernel/apic/apic.c:1055
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:page_ext_data include/linux/page_ext.h:86 [inline]
RIP: 0010:get_page_table_check mm/page_table_check.c:56 [inline]
RIP: 0010:page_table_check_clear+0x18f/0x550 mm/page_table_check.c:83
Code: 27 89 ff 4d 85 f6 0f 84 b9 01 00 00 49 ff ce 49 c7 c7 00 8f 44 9a 49 c1 ef 03 4d 85 ed 0f 84 f7 01 00 00 48 8b 1d 81 09 9b 0c <4c> 01 eb 4d 85 e4 75 71 48 89 df be 04 00 00 00 e8 bc 68 f3 ff 48
RSP: 0018:ffffc900033cf520 EFLAGS: 00000282
RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffff8880277c9e00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 1ffffd4000345b59 R08: ffffffff820c9bb8 R09: 1ffffffff285a308
R10: dffffc0000000000 R11: fffffbfff285a309 R12: 0000000000000000
R13: ffff88801e439170 R14: 0000000000000000 R15: 1ffffffff34891e0
get_and_clear_full_ptes include/linux/pgtable.h:684 [inline]
zap_present_folio_ptes mm/memory.c:1502 [inline]
zap_present_ptes mm/memory.c:1585 [inline]
zap_pte_range mm/memory.c:1627 [inline]
zap_pmd_range mm/memory.c:1753 [inline]
zap_pud_range mm/memory.c:1782 [inline]
zap_p4d_range mm/memory.c:1803 [inline]
unmap_page_range+0x2b41/0x4230 mm/memory.c:1824
unmap_vmas+0x3cc/0x5f0 mm/memory.c:1914
exit_mmap+0x292/0xcb0 mm/mmap.c:1693
__mmput+0x115/0x390 kernel/fork.c:1344
exit_mm+0x220/0x310 kernel/exit.c:570
do_exit+0x9b2/0x28e0 kernel/exit.c:925
do_group_exit+0x207/0x2c0 kernel/exit.c:1087
__do_sys_exit_group kernel/exit.c:1098 [inline]
__se_sys_exit_group kernel/exit.c:1096 [inline]
__x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1096
x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f934797e719
Code: Unable to access opcode bytes at 0x7f934797e6ef.
RSP: 002b:00007ffcdf8f19b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f934797e719
RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffcdf8f1a0c R08: 00007ffcdf8f1a9f R09: 00000000000e7666
R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000032
R13: 00000000000e7666 R14: 00000000000e6ab8 R15: 00007ffcdf8f1a60
----------------
Code disassembly (best guess), 1 bytes skipped:
0: 89 ff mov %edi,%edi
2: 4d 85 f6 test %r14,%r14
5: 0f 84 b9 01 00 00 je 0x1c4
b: 49 ff ce dec %r14
e: 49 c7 c7 00 8f 44 9a mov $0xffffffff9a448f00,%r15
15: 49 c1 ef 03 shr $0x3,%r15
19: 4d 85 ed test %r13,%r13
1c: 0f 84 f7 01 00 00 je 0x219
22: 48 8b 1d 81 09 9b 0c mov 0xc9b0981(%rip),%rbx # 0xc9b09aa
* 29: 4c 01 eb add %r13,%rbx <-- trapping instruction
2c: 4d 85 e4 test %r12,%r12
2f: 75 71 jne 0xa2
31: 48 89 df mov %rbx,%rdi
34: be 04 00 00 00 mov $0x4,%esi
39: e8 bc 68 f3 ff call 0xfff368fa
3e: 48 rex.W