=============================
[ BUG: Invalid wait context ]
6.13.0-syzkaller-07078-gb46c89c08f41 #0 Not tainted
-----------------------------
syz.2.45/6013 is trying to lock:
ffff88813fffc298 (&zone->lock){-.-.}-{3:3}, at: rmqueue_bulk mm/page_alloc.c:2309 [inline]
ffff88813fffc298 (&zone->lock){-.-.}-{3:3}, at: __rmqueue_pcplist+0x4a2/0x2a90 mm/page_alloc.c:3003
other info that might help us debug this:
context-{2:2}
2 locks held by syz.2.45/6013:
#0: ffff88807e3f1fe0 (&mm->mmap_lock){++++}-{4:4}, at: mmap_read_lock include/linux/mmap_lock.h:190 [inline]
#0: ffff88807e3f1fe0 (&mm->mmap_lock){++++}-{4:4}, at: __mm_populate+0x1b0/0x460 mm/gup.c:2014
#1: ffff8880b8744958 (&pcp->lock){+.+.}-{3:3}, at: spin_trylock include/linux/spinlock.h:361 [inline]
#1: ffff8880b8744958 (&pcp->lock){+.+.}-{3:3}, at: rmqueue_pcplist mm/page_alloc.c:3032 [inline]
#1: ffff8880b8744958 (&pcp->lock){+.+.}-{3:3}, at: rmqueue mm/page_alloc.c:3076 [inline]
#1: ffff8880b8744958 (&pcp->lock){+.+.}-{3:3}, at: get_page_from_freelist+0x7d3/0x37a0 mm/page_alloc.c:3473
stack backtrace:
CPU: 1 UID: 0 PID: 6013 Comm: syz.2.45 Not tainted 6.13.0-syzkaller-07078-gb46c89c08f41 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
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:4828 [inline]
check_wait_context kernel/locking/lockdep.c:4900 [inline]
__lock_acquire+0x15a8/0x2100 kernel/locking/lockdep.c:5178
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
__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:2309 [inline]
__rmqueue_pcplist+0x4a2/0x2a90 mm/page_alloc.c:3003
rmqueue_pcplist mm/page_alloc.c:3045 [inline]
rmqueue mm/page_alloc.c:3076 [inline]
get_page_from_freelist+0x886/0x37a0 mm/page_alloc.c:3473
__alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4753
alloc_pages_mpol_noprof+0x3e1/0x780 mm/mempolicy.c:2269
stack_depot_save_flags+0x72d/0x940 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:1223 [inline]
run_posix_cpu_timers+0x6ac/0x810 kernel/time/posix-cpu-timers.c:1422
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:1738 [inline]
__hrtimer_run_queues+0x551/0xd30 kernel/time/hrtimer.c:1802
hrtimer_interrupt+0x403/0xa40 kernel/time/hrtimer.c:1864
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:__orc_find arch/x86/kernel/unwind_orc.c:100 [inline]
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:227 [inline]
RIP: 0010:unwind_next_frame+0x6b5/0x22d0 arch/x86/kernel/unwind_orc.c:494
Code: 00 74 08 4c 89 f7 e8 ca 46 ba 00 49 8b 2e e9 32 02 00 00 4d 89 ec 4d 89 ee 48 89 e8 4c 29 f0 48 89 c1 48 c1 f9 02 48 c1 e8 3f <48> 01 c8 48 83 e0 fe 49 8d 1c 46 48 89 d8 48 c1 e8 03 48 b9 00 00
RSP: 0018:ffffc9000492e690 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffffff91508814 RCX: 0000000000000000
RDX: 00000000000af873 RSI: ffffffff90b122c0 RDI: ffffffff816bb4a0
RBP: ffffffff90363f0c R08: 0000000000000001 R09: ffffc9000492e850
R10: ffffc9000492e7b0 R11: ffffffff81ab1a30 R12: ffffffff90363f0c
R13: ffffffff90363f0c R14: ffffffff90363f0c R15: ffffffff82181b31
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
save_stack+0xfb/0x1f0 mm/page_owner.c:156
__set_page_owner+0x92/0x800 mm/page_owner.c:320
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1558
prep_new_page mm/page_alloc.c:1566 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3476
__alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4753
alloc_pages_mpol_noprof+0x3e1/0x780 mm/mempolicy.c:2269
folio_alloc_mpol_noprof+0x36/0x50 mm/mempolicy.c:2288
shmem_alloc_folio mm/shmem.c:1799 [inline]
shmem_alloc_and_add_folio+0x4a0/0x1080 mm/shmem.c:1838
shmem_get_folio_gfp+0x621/0x1840 mm/shmem.c:2358
shmem_fault+0x220/0x5b0 mm/shmem.c:2559
__do_fault+0x135/0x390 mm/memory.c:4908
do_read_fault mm/memory.c:5323 [inline]
do_fault mm/memory.c:5457 [inline]
do_pte_missing mm/memory.c:3980 [inline]
handle_pte_fault+0x39eb/0x5ed0 mm/memory.c:5820
__handle_mm_fault mm/memory.c:5963 [inline]
handle_mm_fault+0x11f5/0x1d50 mm/memory.c:6131
faultin_page mm/gup.c:1196 [inline]
__get_user_pages+0x1c82/0x49e0 mm/gup.c:1494
populate_vma_page_range+0x264/0x330 mm/gup.c:1932
__mm_populate+0x27a/0x460 mm/gup.c:2035
mm_populate include/linux/mm.h:3397 [inline]
vm_mmap_pgoff+0x303/0x430 mm/util.c:580
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: 0033:0x7f37a1b8cd29
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f37a29e3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f37a1da5fa0 RCX: 00007f37a1b8cd29
RDX: b635773f06ebbeee RSI: 0000000000b36000 RDI: 0000000020000000
RBP: 00007f37a1c0e2a0 R08: ffffffffffffffff R09: 0000000000000000
R10: 0000000000008031 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f37a1da5fa0 R15: 00007f37a1ecfa28
----------------
Code disassembly (best guess):
0: 00 74 08 4c add %dh,0x4c(%rax,%rcx,1)
4: 89 f7 mov %esi,%edi
6: e8 ca 46 ba 00 call 0xba46d5
b: 49 8b 2e mov (%r14),%rbp
e: e9 32 02 00 00 jmp 0x245
13: 4d 89 ec mov %r13,%r12
16: 4d 89 ee mov %r13,%r14
19: 48 89 e8 mov %rbp,%rax
1c: 4c 29 f0 sub %r14,%rax
1f: 48 89 c1 mov %rax,%rcx
22: 48 c1 f9 02 sar $0x2,%rcx
26: 48 c1 e8 3f shr $0x3f,%rax
* 2a: 48 01 c8 add %rcx,%rax <-- trapping instruction
2d: 48 83 e0 fe and $0xfffffffffffffffe,%rax
31: 49 8d 1c 46 lea (%r14,%rax,2),%rbx
35: 48 89 d8 mov %rbx,%rax
38: 48 c1 e8 03 shr $0x3,%rax
3c: 48 rex.W
3d: b9 .byte 0xb9