================================================================== BUG: KASAN: vmalloc-out-of-bounds in __bpf_prog_put.constprop.0+0x1dd/0x220 kernel/bpf/syscall.c:1812 Read of size 8 at addr ffffc90001d16038 by task syz-executor.0/5848 CPU: 0 PID: 5848 Comm: syz-executor.0 Not tainted 5.16.0-rc4-syzkaller #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 print_address_description.constprop.0.cold+0xf/0x320 mm/kasan/report.c:247 __kasan_report mm/kasan/report.c:433 [inline] kasan_report.cold+0x83/0xdf mm/kasan/report.c:450 __bpf_prog_put.constprop.0+0x1dd/0x220 kernel/bpf/syscall.c:1812 psock_set_prog include/linux/skmsg.h:477 [inline] psock_progs_drop include/linux/skmsg.h:497 [inline] sock_hash_release_progs+0x98/0xd0 net/core/sock_map.c:1190 bpf_map_put_uref kernel/bpf/syscall.c:489 [inline] bpf_map_put_with_uref+0x81/0xb0 kernel/bpf/syscall.c:515 bpf_map_release+0x8a/0xb0 kernel/bpf/syscall.c:526 __fput+0x286/0x9f0 fs/file_table.c:280 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 exit_task_work include/linux/task_work.h:32 [inline] do_exit+0xc14/0x2b40 kernel/exit.c:832 do_group_exit+0x125/0x310 kernel/exit.c:929 __do_sys_exit_group kernel/exit.c:940 [inline] __se_sys_exit_group kernel/exit.c:938 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:938 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fc18ee54e99 Code: Unable to access opcode bytes at RIP 0x7fc18ee54e6f. RSP: 002b:00007fc18d703bc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc18ee54e99 RDX: 00007fc18eeb992c RSI: 0000000000000000 RDI: 000000000000000b RBP: 000000000000000b R08: 00007fffb95ec080 R09: 0000000000000003 R10: 00000000000000d0 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffb95e15af R14: 00007fc18d704300 R15: 0000000000022000 Memory state around the buggy address: ffffc90001d15f00: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ffffc90001d15f80: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 >ffffc90001d16000: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ^ ffffc90001d16080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ffffc90001d16100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ==================================================================