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BUG: KASAN: wild-memory-access in instrument_atomic_read include/linux/instrumented.h:68 [inline]
BUG: KASAN: wild-memory-access in _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
BUG: KASAN: wild-memory-access in __lock_acquire+0xc94/0x2100 kernel/locking/lockdep.c:5198
Read of size 8 at addr 1fffffff84f84980 by task syz-executor/5818

CPU: 0 UID: 0 PID: 5818 Comm: syz-executor Not tainted 6.14.0-rc4-syzkaller-00278-gece144f151ac #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_report+0xe3/0x5b0 mm/kasan/report.c:524
 kasan_report+0x143/0x180 mm/kasan/report.c:634
 kasan_check_range+0x282/0x290 mm/kasan/generic.c:189
 instrument_atomic_read include/linux/instrumented.h:68 [inline]
 _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
 __lock_acquire+0xc94/0x2100 kernel/locking/lockdep.c:5198
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
 _raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378
 raw_spin_rq_lock_nested+0xb0/0x140 kernel/sched/core.c:606
 raw_spin_rq_lock kernel/sched/sched.h:1521 [inline]
 rq_lock kernel/sched/sched.h:1852 [inline]
 __schedule+0x357/0x4c90 kernel/sched/core.c:6688
 preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6944
 preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6968
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
 unwind_next_frame+0x18f8/0x22d0 arch/x86/kernel/unwind_orc.c:672
 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:576
 poison_slab_object mm/kasan/common.c:247 [inline]
 __kasan_slab_free+0x59/0x70 mm/kasan/common.c:264
 kasan_slab_free include/linux/kasan.h:233 [inline]
 slab_free_hook mm/slub.c:2353 [inline]
 slab_free mm/slub.c:4609 [inline]
 kmem_cache_free+0x195/0x410 mm/slub.c:4711
 jbd2_free_handle include/linux/jbd2.h:1601 [inline]
 jbd2_journal_stop+0x902/0xd70 fs/jbd2/transaction.c:1958
 __ext4_journal_stop+0xfd/0x1a0 fs/ext4/ext4_jbd2.c:134
 __mark_inode_dirty+0x2f0/0xe90 fs/fs-writeback.c:2515
 generic_update_time fs/inode.c:2112 [inline]
 inode_update_time fs/inode.c:2125 [inline]
 __file_update_time fs/inode.c:2353 [inline]
 file_update_time+0x3d2/0x450 fs/inode.c:2383
 ext4_page_mkwrite+0x213/0x1100 fs/ext4/inode.c:6160
 do_page_mkwrite+0x15e/0x350 mm/memory.c:3255
 wp_page_shared mm/memory.c:3656 [inline]
 do_wp_page+0x23cd/0x49b0 mm/memory.c:3806
 handle_pte_fault mm/memory.c:5916 [inline]
 __handle_mm_fault+0x24d5/0x70f0 mm/memory.c:6043
 handle_mm_fault+0x3e5/0x8d0 mm/memory.c:6212
 do_user_addr_fault arch/x86/mm/fault.c:1337 [inline]
 handle_page_fault arch/x86/mm/fault.c:1480 [inline]
 exc_page_fault+0x459/0x8b0 arch/x86/mm/fault.c:1538
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f2ffc6765ef
Code: 49 89 d1 48 c1 ea 03 48 83 c6 08 49 c1 e9 06 48 c1 e0 0e 48 89 d1 48 01 f8 41 81 e1 ff 3f 00 00 83 e1 07 bf 01 00 00 00 d3 e7 <41> 08 bc 01 20 20 00 00 49 39 f0 0f 85 78 fe ff ff 48 8b 9d 68 fd
RSP: 002b:00007ffdbbafa360 EFLAGS: 00010212
RAX: 00007f2ffa6ac000 RBX: 00005555793c60f0 RCX: 0000000000000005
RDX: 1ffffffff03f519d RSI: 00005555793b8850 RDI: 0000000000000020
RBP: 00007ffdbbafa650 R08: 00005555793b8860 R09: 0000000000002a33
R10: 00007f2ffd5a8038 R11: 00007ffdbbafa860 R12: 00007ffdbbafa6b0
R13: 0000000000000006 R14: 00007ffdbbafa3d0 R15: 00007ffdbbafa4a0
 </TASK>
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