REISERFS (device loop4): Using r5 hash to sort names REISERFS (device loop4): Created .reiserfs_priv - reserved for xattr storage. general protection fault, probably for non-canonical address 0xf8291b51291bffff: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0xc148fa8948dffff8-0xc148fa8948dfffff] CPU: 1 PID: 6194 Comm: syz-executor.4 Not tainted 6.2.0-next-20230225-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023 RIP: 0010:may_create_in_sticky fs/namei.c:1238 [inline] RIP: 0010:do_open fs/namei.c:3538 [inline] RIP: 0010:path_openat+0xd23/0x2750 fs/namei.c:3715 Code: a6 8f 0c 31 ff 48 8b 5b 68 89 ee e8 17 73 9b ff 85 ed 75 3d e8 be 76 9b ff 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 04 02 84 c0 0f 85 1a 0e 00 00 0f b7 2b bf 00 10 00 00 66 81 RSP: 0018:ffffc90003cffaf8 EFLAGS: 00010a07 RAX: dffffc0000000000 RBX: c148fa8948dffffc RCX: 0000000000000000 RDX: 18291f51291bffff RSI: ffffffff81e92ef2 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: ffff88801e362f7c R14: 000000000014b142 R15: ffffc90003cffc38 FS: 00007fb258298700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb257515829 CR3: 000000002b0e8000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_filp_open+0x1ba/0x410 fs/namei.c:3742 do_sys_openat2+0x16d/0x4c0 fs/open.c:1312 do_sys_open fs/open.c:1328 [inline] __do_sys_open fs/open.c:1336 [inline] __se_sys_open fs/open.c:1332 [inline] __x64_sys_open+0x11d/0x1c0 fs/open.c:1332 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fb25748c0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb258298168 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fb2575abf80 RCX: 00007fb25748c0f9 RDX: 0000000000000000 RSI: 0000000000143142 RDI: 0000000020002000 RBP: 00007fb2574e7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe819ddc2f R14: 00007fb258298300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:may_create_in_sticky fs/namei.c:1238 [inline] RIP: 0010:do_open fs/namei.c:3538 [inline] RIP: 0010:path_openat+0xd23/0x2750 fs/namei.c:3715 Code: a6 8f 0c 31 ff 48 8b 5b 68 89 ee e8 17 73 9b ff 85 ed 75 3d e8 be 76 9b ff 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 04 02 84 c0 0f 85 1a 0e 00 00 0f b7 2b bf 00 10 00 00 66 81 RSP: 0018:ffffc90003cffaf8 EFLAGS: 00010a07 RAX: dffffc0000000000 RBX: c148fa8948dffffc RCX: 0000000000000000 RDX: 18291f51291bffff RSI: ffffffff81e92ef2 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: ffff88801e362f7c R14: 000000000014b142 R15: ffffc90003cffc38 FS: 00007fb258298700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555557361848 CR3: 000000002b0e8000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 0c 31 or $0x31,%al 2: ff 48 8b decl -0x75(%rax) 5: 5b pop %rbx 6: 68 89 ee e8 17 pushq $0x17e8ee89 b: 73 9b jae 0xffffffa8 d: ff 85 ed 75 3d e8 incl -0x17c28a13(%rbp) 13: be 76 9b ff 48 mov $0x48ff9b76,%esi 18: 89 da mov %ebx,%edx 1a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 21: fc ff df 24: 48 c1 ea 03 shr $0x3,%rdx * 28: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax <-- trapping instruction 2c: 84 c0 test %al,%al 2e: 0f 85 1a 0e 00 00 jne 0xe4e 34: 0f b7 2b movzwl (%rbx),%ebp 37: bf 00 10 00 00 mov $0x1000,%edi 3c: 66 data16 3d: 81 .byte 0x81