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BUG: KASAN: use-after-free in trace_event_get_offsets_lock_acquire include/trace/events/lock.h:13 [inline]
BUG: KASAN: use-after-free in perf_trace_lock_acquire+0x402/0x530 include/trace/events/lock.h:13
Read of size 8 at addr ffff8880adfff4a0 by task syz-executor.5/23295
CPU: 1 PID: 23295 Comm: syz-executor.5 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
F2FS-fs (loop3): Mismatch start address, segment0(512) cp_blkaddr(605)
kasan_report mm/kasan/report.c:412 [inline]
__asan_report_load8_noabort+0x88/0x90 mm/kasan/report.c:433
F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock
trace_event_get_offsets_lock_acquire include/trace/events/lock.h:13 [inline]
perf_trace_lock_acquire+0x402/0x530 include/trace/events/lock.h:13
trace_lock_acquire include/trace/events/lock.h:13 [inline]
lock_acquire+0x298/0x3c0 kernel/locking/lockdep.c:3907
__raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline]
_raw_spin_lock_bh+0x2f/0x40 kernel/locking/spinlock.c:168
F2FS-fs (loop3): invalid crc value
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
audit: type=1804 audit(1674753680.989:1375): pid=23375 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir3108004743/syzkaller.aR6aFn/277/bus" dev="sda1" ino=13889 res=1
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
tracehook_notify_resume include/linux/tracehook.h:193 [inline]
exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167
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: 0033:0x7fc39ed9cf7b
Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44
RSP: 002b:00007ffceba247c0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007fc39ed9cf7b
RDX: 00007fc39e96b6e0 RSI: ffffffffffffffff RDI: 0000000000000003
RBP: 00007fc39ef0c980 R08: 0000000000000000 R09: 00007fc39e95f000
R10: 00007fc39e96b6e8 R11: 0000000000000293 R12: 000000000008731d
R13: 00007ffceba248c0 R14: 00007fc39ef0af80 R15: 0000000000000032
Allocated by task 23301:
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_map_ctx_update_elem.isra.0+0x10d/0x9a0 kernel/bpf/sockmap.c:2005
sock_map_update_elem+0x210/0x480 kernel/bpf/sockmap.c:2135
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 8409:
__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 ffff8880adfff240
which belongs to the cache kmalloc-1024 of size 1024
The buggy address is located 608 bytes inside of
1024-byte region [ffff8880adfff240, ffff8880adfff640)
The buggy address belongs to the page:
page:ffffea0002b7ff80 count:1 mapcount:0 mapping:ffff88813bff0ac0 index:0x0 compound_mapcount: 0
flags: 0xfff00000008100(slab|head)
raw: 00fff00000008100 ffffea0002557e88 ffffea0002a7c208 ffff88813bff0ac0
raw: 0000000000000000 ffff8880adffe040 0000000100000007 0000000000000000
page dumped because: kasan: bad access detected
Memory state around the buggy address:
ffff8880adfff380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff8880adfff400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff8880adfff480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff8880adfff500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff8880adfff580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
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