BUG: sleeping function called from invalid context at block/blk-sysfs.c:766 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3075, name: syz-executor.3 preempt_count: 101, expected: 0 RCU nest depth: 1, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 3075 Comm: syz-executor.3 Tainted: G W 5.17.0-syzkaller-13573-g8e9d0d7a76c5 #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 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9733 blk_release_queue+0x1f/0x320 block/blk-sysfs.c:766 kobject_cleanup lib/kobject.c:705 [inline] kobject_release lib/kobject.c:736 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1c8/0x540 lib/kobject.c:753 blkg_free.part.0+0x112/0x1f0 block/blk-cgroup.c:86 blkg_free block/blk-cgroup.c:78 [inline] __blkg_release+0x105/0x160 block/blk-cgroup.c:102 rcu_do_batch kernel/rcu/tree.c:2535 [inline] rcu_core+0x7b1/0x1880 kernel/rcu/tree.c:2786 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:__kasan_check_read+0x4/0x10 mm/kasan/shadow.c:31 Code: 0f 0b 48 83 c4 60 5b 5d 41 5c c3 48 05 00 80 00 00 48 89 fb 48 39 c7 0f 82 b6 0c 58 07 eb e1 cc cc cc cc cc cc cc 48 8b 0c 24 <89> f6 31 d2 e9 b3 fa ff ff 0f 1f 00 48 8b 0c 24 89 f6 ba 01 00 00 RSP: 0018:ffffc9000a98f708 EFLAGS: 00000246 RAX: ffffea00014d6c80 RBX: 0000000000000000 RCX: ffffffff81cc0bf9 RDX: 1ffffd400029ad91 RSI: 0000000000000008 RDI: ffffea00014d6c80 RBP: ffffea00014d6c80 R08: 0000000000000001 R09: 0000000000000000 R10: ffffffff81b7242c R11: 0000000000000000 R12: ffffea00014d6c80 R13: ffffea00014d6c88 R14: 0000000000000000 R15: 0000000000000000 instrument_atomic_read include/linux/instrumented.h:71 [inline] test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline] folio_test_slab include/linux/page-flags.h:497 [inline] __folio_memcg include/linux/memcontrol.h:397 [inline] folio_memcg include/linux/memcontrol.h:449 [inline] folio_memcg_unlock mm/memcontrol.c:2087 [inline] unlock_page_memcg+0x89/0x2e0 mm/memcontrol.c:2092 page_remove_rmap+0x318/0x1510 mm/rmap.c:1413 zap_pte_range mm/memory.c:1389 [inline] zap_pmd_range mm/memory.c:1497 [inline] zap_pud_range mm/memory.c:1526 [inline] zap_p4d_range mm/memory.c:1547 [inline] unmap_page_range+0xffa/0x3fa0 mm/memory.c:1568 unmap_single_vma+0x198/0x310 mm/memory.c:1613 unmap_vmas+0x16b/0x2f0 mm/memory.c:1645 exit_mmap+0x1c4/0x4a0 mm/mmap.c:3148 __mmput+0x122/0x4b0 kernel/fork.c:1183 mmput+0x56/0x60 kernel/fork.c:1205 exit_mm kernel/exit.c:510 [inline] do_exit+0xa12/0x2a00 kernel/exit.c:782 do_group_exit+0xd2/0x2f0 kernel/exit.c:925 get_signal+0x22df/0x24c0 kernel/signal.c:2904 arch_do_signal_or_restart+0x82/0x20f0 arch/x86/kernel/signal.c:867 exit_to_user_mode_loop kernel/entry/common.c:180 [inline] exit_to_user_mode_prepare+0x15f/0x250 kernel/entry/common.c:215 __syscall_exit_to_user_mode_work kernel/entry/common.c:297 [inline] syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:308 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f8a0d489049 Code: Unable to access opcode bytes at RIP 0x7f8a0d48901f. RSP: 002b:00007f8a0e5c9168 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: 0000000000000030 RBX: 00007f8a0d59c030 RCX: 00007f8a0d489049 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 RBP: 00007f8a0d4e308d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff3b907ecf R14: 00007f8a0e5c9300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 0f 0b ud2 2: 48 83 c4 60 add $0x60,%rsp 6: 5b pop %rbx 7: 5d pop %rbp 8: 41 5c pop %r12 a: c3 retq b: 48 05 00 80 00 00 add $0x8000,%rax 11: 48 89 fb mov %rdi,%rbx 14: 48 39 c7 cmp %rax,%rdi 17: 0f 82 b6 0c 58 07 jb 0x7580cd3 1d: eb e1 jmp 0x0 1f: cc int3 20: cc int3 21: cc int3 22: cc int3 23: cc int3 24: cc int3 25: cc int3 26: 48 8b 0c 24 mov (%rsp),%rcx * 2a: 89 f6 mov %esi,%esi <-- trapping instruction 2c: 31 d2 xor %edx,%edx 2e: e9 b3 fa ff ff jmpq 0xfffffae6 33: 0f 1f 00 nopl (%rax) 36: 48 8b 0c 24 mov (%rsp),%rcx 3a: 89 f6 mov %esi,%esi 3c: ba .byte 0xba 3d: 01 00 add %eax,(%rax)