================================
WARNING: inconsistent lock state
6.10.0-syzkaller-04559-g7d30b8aa4fc3 #0 Not tainted
--------------------------------
inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage.
sed/7622 [HC1[1]:SC0[0]:HE0:SE1] takes:
ffff8880b9338798 (lock#10){?.+.}-{2:2}, at: local_lock_acquire include/linux/local_lock_internal.h:29 [inline]
ffff8880b9338798 (lock#10){?.+.}-{2:2}, at: __mmap_lock_do_trace_released+0x83/0x620 mm/mmap_lock.c:243
{HARDIRQ-ON-W} state was registered at:
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5753
local_lock_acquire include/linux/local_lock_internal.h:29 [inline]
__mmap_lock_do_trace_start_locking+0x9c/0x620 mm/mmap_lock.c:230
__mmap_lock_trace_start_locking include/linux/mmap_lock.h:29 [inline]
mmap_write_lock include/linux/mmap_lock.h:105 [inline]
exit_mmap+0xb13/0xc80 mm/mmap.c:3349
__mmput+0x115/0x390 kernel/fork.c:1343
exit_mm+0x220/0x310 kernel/exit.c:566
do_exit+0x9b2/0x27f0 kernel/exit.c:864
do_group_exit+0x207/0x2c0 kernel/exit.c:1026
__do_sys_exit_group kernel/exit.c:1037 [inline]
__se_sys_exit_group kernel/exit.c:1035 [inline]
__x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1035
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
irq event stamp: 4744
hardirqs last enabled at (4743): [<ffffffff814297cf>] flush_tlb_mm_range+0x3df/0x5c0 arch/x86/mm/tlb.c:1032
hardirqs last disabled at (4744): [<ffffffff8bb0940e>] sysvec_irq_work+0xe/0xc0 arch/x86/kernel/irq_work.c:17
softirqs last enabled at (3922): [<ffffffff815a3014>] __do_softirq kernel/softirq.c:588 [inline]
softirqs last enabled at (3922): [<ffffffff815a3014>] invoke_softirq kernel/softirq.c:428 [inline]
softirqs last enabled at (3922): [<ffffffff815a3014>] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
softirqs last disabled at (3799): [<ffffffff815a3014>] __do_softirq kernel/softirq.c:588 [inline]
softirqs last disabled at (3799): [<ffffffff815a3014>] invoke_softirq kernel/softirq.c:428 [inline]
softirqs last disabled at (3799): [<ffffffff815a3014>] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
other info that might help us debug this:
Possible unsafe locking scenario:
CPU0
----
lock(lock#10);
<Interrupt>
lock(lock#10);
*** DEADLOCK ***
3 locks held by sed/7622:
#0: ffff88802b62cb68 (&vma->vm_lock->lock){++++}-{3:3}, at: vma_start_read include/linux/mm.h:683 [inline]
#0: ffff88802b62cb68 (&vma->vm_lock->lock){++++}-{3:3}, at: lock_vma_under_rcu+0x2f9/0x6e0 mm/memory.c:5845
#1: ffffffff8e735fe0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:327 [inline]
#1: ffffffff8e735fe0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:839 [inline]
#1: ffffffff8e735fe0 (rcu_read_lock){....}-{1:2}, at: __pte_offset_map+0x82/0x380 mm/pgtable-generic.c:287
#2: ffff88801547bf78 (ptlock_ptr(ptdesc)#2){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline]
#2: ffff88801547bf78 (ptlock_ptr(ptdesc)#2){+.+.}-{2:2}, at: __pte_offset_map_lock+0x1ba/0x300 mm/pgtable-generic.c:375
stack backtrace:
CPU: 1 PID: 7622 Comm: sed Not tainted 6.10.0-syzkaller-04559-g7d30b8aa4fc3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114
valid_state+0x13a/0x1c0 kernel/locking/lockdep.c:4012
mark_lock_irq+0xbb/0xc20 kernel/locking/lockdep.c:4215
mark_lock+0x223/0x350 kernel/locking/lockdep.c:4677
mark_usage kernel/locking/lockdep.c:4563 [inline]
__lock_acquire+0xb8e/0x1fd0 kernel/locking/lockdep.c:5090
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5753
local_lock_acquire include/linux/local_lock_internal.h:29 [inline]
__mmap_lock_do_trace_released+0x9c/0x620 mm/mmap_lock.c:243
__mmap_lock_trace_released include/linux/mmap_lock.h:42 [inline]
mmap_read_unlock_non_owner include/linux/mmap_lock.h:176 [inline]
do_mmap_read_unlock+0x5d/0x60 kernel/bpf/task_iter.c:1046
irq_work_single+0xe2/0x240 kernel/irq_work.c:221
irq_work_run_list kernel/irq_work.c:252 [inline]
irq_work_run+0x18b/0x350 kernel/irq_work.c:261
__sysvec_irq_work+0xb8/0x430 arch/x86/kernel/irq_work.c:22
instr_sysvec_irq_work arch/x86/kernel/irq_work.c:17 [inline]
sysvec_irq_work+0x9e/0xc0 arch/x86/kernel/irq_work.c:17
</IRQ>
<TASK>
asm_sysvec_irq_work+0x1a/0x20 arch/x86/include/asm/idtentry.h:738
RIP: 0010:flush_tlb_mm_range+0x3e7/0x5c0 arch/x86/mm/tlb.c:1036
Code: 4f 31 ba 00 8b 44 24 60 fa a9 00 02 00 00 74 05 e8 ce 2b 5b 00 4c 89 f7 e8 d6 f4 ff ff e8 01 2a 5b 00 fb 65 ff 0d 31 ee bf 7e <bf> 01 00 00 00 e8 af 2d 23 00 65 8b 05 a0 3d c1 7e 85 c0 0f 84 a2
RSP: 0000:ffffc90004327600 EFLAGS: 00000246
RAX: dcf7dfac8571a700 RBX: 1ffff92000864ecc RCX: ffffffff817302da
RDX: dffffc0000000000 RSI: ffffffff8beac920 RDI: ffffffff8c4047a0
RBP: ffffc900043276d0 R08: ffffffff934f05c7 R09: 1ffffffff269e0b8
R10: dffffc0000000000 R11: fffffbfff269e0b9 R12: 0000000000000001
R13: ffff88807932a540 R14: ffff8880b933d740 R15: ffffc90004327660
flush_tlb_page arch/x86/include/asm/tlbflush.h:254 [inline]
ptep_clear_flush+0x11a/0x170 mm/pgtable-generic.c:101
wp_page_copy mm/memory.c:3351 [inline]
do_wp_page+0x1bf0/0x52f0 mm/memory.c:3677
handle_pte_fault+0x117e/0x7090 mm/memory.c:5397
__handle_mm_fault mm/memory.c:5524 [inline]
handle_mm_fault+0x10df/0x1ba0 mm/memory.c:5689
do_user_addr_fault arch/x86/mm/fault.c:1338 [inline]
handle_page_fault arch/x86/mm/fault.c:1481 [inline]
exc_page_fault+0x459/0x8c0 arch/x86/mm/fault.c:1539
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f4b592a32d7
Code: 14 c6 48 83 c2 10 eb 9c 49 8b 04 24 48 85 c0 0f 84 84 00 00 00 41 f6 84 24 1e 03 00 00 20 75 79 49 8b 54 24 60 48 85 d2 74 04 <48> 01 42 08 49 8b 54 24 58 48 85 d2 74 04 48 01 42 08 49 8b 54 24
RSP: 002b:00007ffd33f289b0 EFLAGS: 00010202
RAX: 00007f4b58fe9000 RBX: 0000000000000032 RCX: 0000000000000029
RDX: 00007f4b5900c610 RSI: 00007f4b59295000 RDI: 000000006fffffff
RBP: 00007ffd33f28b10 R08: 000000006ffffdff R09: 000000006ffffeff
R10: 000000006fffff41 R11: 000000006ffffe35 R12: 00007f4b59294fc0
R13: 00007ffd33f28b98 R14: 0000000070000022 R15: 00000000effffef5
</TASK>
----------------
Code disassembly (best guess), 3 bytes skipped:
0: 00 8b 44 24 60 fa add %cl,-0x59fdbbc(%rbx)
6: a9 00 02 00 00 test $0x200,%eax
b: 74 05 je 0x12
d: e8 ce 2b 5b 00 call 0x5b2be0
12: 4c 89 f7 mov %r14,%rdi
15: e8 d6 f4 ff ff call 0xfffff4f0
1a: e8 01 2a 5b 00 call 0x5b2a20
1f: fb sti
20: 65 ff 0d 31 ee bf 7e decl %gs:0x7ebfee31(%rip) # 0x7ebfee58
* 27: bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction
2c: e8 af 2d 23 00 call 0x232de0
31: 65 8b 05 a0 3d c1 7e mov %gs:0x7ec13da0(%rip),%eax # 0x7ec13dd8
38: 85 c0 test %eax,%eax
3a: 0f .byte 0xf
3b: 84 .byte 0x84
3c: a2 .byte 0xa2