REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage.
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BUG: KASAN: use-after-free in __lock_acquire+0x2cb4/0x3ff0 kernel/locking/lockdep.c:3295
Read of size 8 at addr ffff888098a05908 by task syz-executor.2/28563

CPU: 1 PID: 28563 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
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_load8_noabort+0x88/0x90 mm/kasan/report.c:433
 __lock_acquire+0x2cb4/0x3ff0 kernel/locking/lockdep.c:3295
 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline]
 _raw_spin_lock_bh+0x2f/0x40 kernel/locking/spinlock.c:168
 spin_lock_bh include/linux/spinlock.h:334 [inline]
 psock_map_pop.constprop.0+0x28/0x1f0 kernel/bpf/sockmap.c:302
 bpf_tcp_remove+0x47d/0xa00 kernel/bpf/sockmap.c:366
 bpf_tcp_close+0x12b/0x390 kernel/bpf/sockmap.c:403
 inet_release+0xd7/0x1e0 net/ipv4/af_inet.c:427
 inet6_release+0x4c/0x70 net/ipv6/af_inet6.c:472
 __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 arch/x86/entry/common.c:271 [inline]
 do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f091eec30d9
Code: Bad RIP value.
RSP: 002b:00007f0915390218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f091efe3398 RCX: 00007f091eec30d9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f091efe3398
RBP: 00007f091efe3390 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f091efe339c
R13: 00007ffc12637c0f R14: 00007f0915390300 R15: 0000000000022000

Allocated by task 28493:
 kmem_cache_alloc_node_trace+0x151/0x3b0 mm/slab.c:3668
 kmalloc_node include/linux/slab.h:553 [inline]
 kzalloc_node include/linux/slab.h:720 [inline]
 smap_init_psock kernel/bpf/sockmap.c:1636 [inline]
 __sock_map_ctx_update_elem.constprop.0+0x366/0xea0 kernel/bpf/sockmap.c:1940
 sock_hash_ctx_update_elem.isra.0+0x69d/0x1100 kernel/bpf/sockmap.c:2411
 sock_hash_update_elem+0x210/0x480 kernel/bpf/sockmap.c:2495
 map_update_elem kernel/bpf/syscall.c:821 [inline]
 __do_sys_bpf kernel/bpf/syscall.c:2414 [inline]
 __se_sys_bpf+0x2cf1/0x3a20 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 25693:
 __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 ffff888098a056c0
 which belongs to the cache kmalloc-1024 of size 1024
The buggy address is located 584 bytes inside of
 1024-byte region [ffff888098a056c0, ffff888098a05ac0)
The buggy address belongs to the page:
page:ffffea0002628100 count:1 mapcount:0 mapping:ffff88813bff0ac0 index:0xffff888098a044c0 compound_mapcount: 0
flags: 0xfff00000008100(slab|head)
raw: 00fff00000008100 ffffea000287f608 ffffea0002477588 ffff88813bff0ac0
raw: ffff888098a044c0 ffff888098a04040 0000000100000005 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff888098a05800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888098a05880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff888098a05900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                      ^
 ffff888098a05980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888098a05a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
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