Hello, syzbot found the following issue on: HEAD commit: fe1910f9337b tcp_bpf: fix return value of tcp_bpf_sendmsg() git tree: net console output: https://syzkaller.appspot.com/x/log.txt?x=171d6f7b980000 kernel config: https://syzkaller.appspot.com/x/.config?x=996585887acdadb3 dashboard link: https://syzkaller.appspot.com/bug?extid=cc0cc52e7f43dc9e6df1 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/cb37d16e2860/disk-fe1910f9.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/315198aa296e/vmlinux-fe1910f9.xz kernel image: https://storage.googleapis.com/syzbot-assets/b3e6fb9fa8a4/bzImage-fe1910f9.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+cc0cc52e7f43dc9e6df1@xxxxxxxxxxxxxxxxxxxxxxxxx list_del corruption, ffff88802943da00->next is LIST_POISON1 (dead000000000100) ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:58! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 7763 Comm: syz.0.694 Not tainted 6.11.0-rc5-syzkaller-00151-gfe1910f9337b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:__list_del_entry_valid_or_report+0xf4/0x140 lib/list_debug.c:56 Code: e8 71 64 fc 06 90 0f 0b 48 c7 c7 c0 90 60 8c 4c 89 fe e8 5f 64 fc 06 90 0f 0b 48 c7 c7 20 91 60 8c 4c 89 fe e8 4d 64 fc 06 90 <0f> 0b 48 c7 c7 80 91 60 8c 4c 89 fe e8 3b 64 fc 06 90 0f 0b 48 c7 RSP: 0018:ffffc9000492fb58 EFLAGS: 00010246 RAX: 000000000000004e RBX: dead000000000122 RCX: 5f038e50b22bff00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff8174013c R09: 1ffff92000925f0c R10: dffffc0000000000 R11: fffff52000925f0d R12: dffffc0000000000 R13: dffffc0000000000 R14: dead000000000100 R15: ffff88802943da00 FS: 00007fb7679de6c0(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc967a2fc0 CR3: 00000000437dc000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> __list_del_entry_valid include/linux/list.h:124 [inline] __list_del_entry include/linux/list.h:215 [inline] list_del include/linux/list.h:229 [inline] mgmt_pending_remove+0x26/0x1a0 net/bluetooth/mgmt_util.c:314 mgmt_pending_foreach+0xd1/0x130 net/bluetooth/mgmt_util.c:259 mgmt_index_removed+0xe6/0x340 net/bluetooth/mgmt.c:9395 hci_sock_bind+0xcce/0x1150 net/bluetooth/hci_sock.c:1307 __sys_bind_socket net/socket.c:1833 [inline] __sys_bind+0x23d/0x2f0 net/socket.c:1857 __do_sys_bind net/socket.c:1865 [inline] __se_sys_bind net/socket.c:1863 [inline] __x64_sys_bind+0x7a/0x90 net/socket.c:1863 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 RIP: 0033:0x7fb767f79eb9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb7679de038 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 RAX: ffffffffffffffda RBX: 00007fb768116058 RCX: 00007fb767f79eb9 RDX: 0000000000000006 RSI: 0000000020000040 RDI: 0000000000000004 RBP: 00007fb767fe793e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fb768116058 R15: 00007fffd1ff2828 </TASK> Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid_or_report+0xf4/0x140 lib/list_debug.c:56 Code: e8 71 64 fc 06 90 0f 0b 48 c7 c7 c0 90 60 8c 4c 89 fe e8 5f 64 fc 06 90 0f 0b 48 c7 c7 20 91 60 8c 4c 89 fe e8 4d 64 fc 06 90 <0f> 0b 48 c7 c7 80 91 60 8c 4c 89 fe e8 3b 64 fc 06 90 0f 0b 48 c7 RSP: 0018:ffffc9000492fb58 EFLAGS: 00010246 RAX: 000000000000004e RBX: dead000000000122 RCX: 5f038e50b22bff00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff8174013c R09: 1ffff92000925f0c R10: dffffc0000000000 R11: fffff52000925f0d R12: dffffc0000000000 R13: dffffc0000000000 R14: dead000000000100 R15: ffff88802943da00 FS: 00007fb7679de6c0(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f773e8e8178 CR3: 00000000437dc000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- This report is generated by a bot. 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