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BUG: KASAN: use-after-free in __write_once_size include/linux/compiler.h:287 [inline]
BUG: KASAN: use-after-free in set_pending kernel/locking/qspinlock_paravirt.h:113 [inline]
BUG: KASAN: use-after-free in pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:434 [inline]
BUG: KASAN: use-after-free in __pv_queued_spin_lock_slowpath+0xa64/0xae0 kernel/locking/qspinlock.c:474
Write of size 1 at addr ffff88808f5b4e61 by task syz-executor.3/13813

CPU: 1 PID: 13813 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 print_address_description.cold+0x54/0x219 mm/kasan/report.c:256
 kasan_report_error.cold+0x8a/0x1b9 mm/kasan/report.c:354
 kasan_report mm/kasan/report.c:412 [inline]
 __asan_report_store1_noabort+0x88/0x90 mm/kasan/report.c:435
 __write_once_size include/linux/compiler.h:287 [inline]
 set_pending kernel/locking/qspinlock_paravirt.h:113 [inline]
 pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:434 [inline]
 __pv_queued_spin_lock_slowpath+0xa64/0xae0 kernel/locking/qspinlock.c:474
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:679 [inline]
 queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:53 [inline]
 queued_spin_lock include/asm-generic/qspinlock.h:88 [inline]
 do_raw_spin_lock+0x189/0x220 kernel/locking/spinlock_debug.c:113
 bpf_tcp_remove+0x427/0xa00 kernel/bpf/sockmap.c:335
 bpf_tcp_close+0x12b/0x390 kernel/bpf/sockmap.c:403
 inet_release+0xd7/0x1e0 net/ipv4/af_inet.c:427
 __sock_release+0xcd/0x2a0 net/socket.c:599
 sock_close+0x15/0x20 net/socket.c:1214
 __fput+0x2ce/0x890 fs/file_table.c:278
 task_work_run+0x148/0x1c0 kernel/task_work.c:113
 exit_task_work include/linux/task_work.h:22 [inline]
 do_exit+0xbf3/0x2be0 kernel/exit.c:870
 do_group_exit+0x125/0x310 kernel/exit.c:967
 get_signal+0x3f2/0x1f70 kernel/signal.c:2589
 do_signal+0x8f/0x1670 arch/x86/kernel/signal.c:799
 exit_to_usermode_loop+0x204/0x2a0 arch/x86/entry/common.c:163
 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline]
 syscall_return_slowpath+0x3f0/0x4a0 arch/x86/entry/common.c:271
 ret_from_fork+0x15/0x30 arch/x86/entry/entry_64.S:407
RIP: 0033:0x7fbc488344f1
Code: Bad RIP value.
RSP: 002b:00007fbc46bd72f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
RAX: 0000000000000000 RBX: 00007fbc46bd7700 RCX: 00007fbc488344f1
RDX: 00007fbc46bd79d0 RSI: 00007fbc46bd72f0 RDI: 00000000003d0f00
RBP: 00007fff975a4c40 R08: 00007fbc46bd7700 R09: 00007fbc46bd7700
R10: 00007fbc46bd79d0 R11: 0000000000000206 R12: 00007fff975a4aae
R13: 00007fff975a4aaf R14: 00007fbc46bd7300 R15: 0000000000022000

Allocated by task 13797:
 kmem_cache_alloc_trace+0x12f/0x380 mm/slab.c:3625
 kmalloc include/linux/slab.h:515 [inline]
 kzalloc include/linux/slab.h:709 [inline]
 sock_map_alloc kernel/bpf/sockmap.c:1675 [inline]
 sock_map_alloc+0x2b8/0x510 kernel/bpf/sockmap.c:1657
 find_and_alloc_map kernel/bpf/syscall.c:130 [inline]
 map_create kernel/bpf/syscall.c:510 [inline]
 __do_sys_bpf kernel/bpf/syscall.c:2408 [inline]
 __se_sys_bpf+0x82a/0x3a20 kernel/bpf/syscall.c:2384
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe

Freed by task 8107:
 __cache_free mm/slab.c:3503 [inline]
 kfree+0xcc/0x210 mm/slab.c:3822
 process_one_work+0x864/0x1570 kernel/workqueue.c:2153
 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296
 kthread+0x33f/0x460 kernel/kthread.c:259
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415

The buggy address belongs to the object at ffff88808f5b4d40
 which belongs to the cache kmalloc-512 of size 512
The buggy address is located 289 bytes inside of
 512-byte region [ffff88808f5b4d40, ffff88808f5b4f40)
The buggy address belongs to the page:
page:ffffea00023d6d00 count:1 mapcount:0 mapping:ffff88813bff0940 index:0xffff88808f5b4340
flags: 0xfff00000000100(slab)
raw: 00fff00000000100 ffffea000265e948 ffffea0002cfccc8 ffff88813bff0940
raw: ffff88808f5b4340 ffff88808f5b40c0 0000000100000004 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff88808f5b4d00: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb
 ffff88808f5b4d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88808f5b4e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                       ^
 ffff88808f5b4e80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88808f5b4f00: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
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