kernel BUG at fs/namei.c:3467! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 2 UID: 0 PID: 5923 Comm: syz-executor248 Not tainted 6.15.0-rc5-syzkaller-00032-g0d8d44db295c #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:may_open+0x1e3/0x400 fs/namei.c:3467 Code: cc cc cc 66 81 fd 00 10 74 29 66 81 fd 00 20 0f 84 0d ff ff ff e8 ad b8 85 ff 48 c7 c6 00 2e 9f 8b 4c 89 e7 e8 ee cc 04 00 90 <0f> 0b 66 81 fd 00 c0 75 e2 e8 8f b8 85 ff 44 89 fb 31 ff 83 e3 01 RSP: 0018:ffffc90004107a98 EFLAGS: 00010286 RAX: 000000000000003a RBX: ffffc90004107c30 RCX: ffffffff819a90e9 RDX: 0000000000000000 RSI: ffffffff819b0f76 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: ffff88801f848f18 R13: 0000000000008002 R14: ffffffff8e5e5080 R15: 0000000000000006 FS: 0000555590b6e380(0000) GS:ffff8880d6bdf000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc2ffeca580 CR3: 000000002732f000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_open fs/namei.c:3878 [inline] path_openat+0x13d1/0x2d40 fs/namei.c:4039 do_filp_open+0x20b/0x470 fs/namei.c:4066 do_sys_openat2+0x11b/0x1d0 fs/open.c:1429 do_sys_open fs/open.c:1444 [inline] __do_sys_openat fs/open.c:1460 [inline] __se_sys_openat fs/open.c:1455 [inline] __x64_sys_openat+0x174/0x210 fs/open.c:1455 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x260 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fdce3fd87a1 Code: 75 57 89 f0 25 00 00 41 00 3d 00 00 41 00 74 49 80 3d ca 88 07 00 00 74 6d 89 da 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 93 00 00 00 48 8b 54 24 28 64 48 2b 14 25 RSP: 002b:00007ffe99b65c80 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdce3fd87a1 RDX: 0000000000000002 RSI: 00007ffe99b65d10 RDI: 00000000ffffff9c RBP: 00007ffe99b65d10 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 R13: 00007ffe99b65f68 R14: 0000000000000001 R15: 0000000000000001 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:may_open+0x1e3/0x400 fs/namei.c:3467 Code: cc cc cc 66 81 fd 00 10 74 29 66 81 fd 00 20 0f 84 0d ff ff ff e8 ad b8 85 ff 48 c7 c6 00 2e 9f 8b 4c 89 e7 e8 ee cc 04 00 90 <0f> 0b 66 81 fd 00 c0 75 e2 e8 8f b8 85 ff 44 89 fb 31 ff 83 e3 01 RSP: 0018:ffffc90004107a98 EFLAGS: 00010286 RAX: 000000000000003a RBX: ffffc90004107c30 RCX: ffffffff819a90e9 RDX: 0000000000000000 RSI: ffffffff819b0f76 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: ffff88801f848f18 R13: 0000000000008002 R14: ffffffff8e5e5080 R15: 0000000000000006 FS: 0000555590b6e380(0000) GS:ffff8880d6bdf000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc2ffeca580 CR3: 000000002732f000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400