REISERFS (device loop5): Using r5 hash to sort names REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. BUG: unable to handle page fault for address: fffffbfff8000014 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 23ffe4067 P4D 23ffe4067 PUD 23ffe3067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 9407 Comm: syz-executor.5 Not tainted 6.2.0-rc6-syzkaller-00011-gc0b67534c95c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 RIP: 0010:__d_entry_type include/linux/dcache.h:385 [inline] RIP: 0010:d_can_lookup include/linux/dcache.h:400 [inline] RIP: 0010:d_is_dir include/linux/dcache.h:410 [inline] RIP: 0010:do_open fs/namei.c:3533 [inline] RIP: 0010:path_openat+0x20fc/0x2dd0 fs/namei.c:3714 Code: ff ff e8 67 a8 97 ff 4c 8b 74 24 18 48 8b 44 24 70 42 80 3c 20 00 74 08 4c 89 f7 e8 1e 62 ed ff 4d 8b 36 4c 89 f0 48 c1 e8 03 <42> 8a 04 20 84 c0 0f 85 bf 09 00 00 bb 00 00 60 00 41 23 1e bf 00 RSP: 0018:ffffc90003c7f920 EFLAGS: 00010a06 RAX: 1ffffffff8000014 RBX: 0000000000000042 RCX: ffff8880201b8000 RDX: 0000000000000000 RSI: 0000000000000042 RDI: 00000000000000ff RBP: ffffc90003c7fb50 R08: ffffffff81f323a1 R09: fffffbfff1d2daa6 R10: fffffbfff1d2daa6 R11: 1ffffffff1d2daa5 R12: dffffc0000000000 R13: ffffc90003c7fba0 R14: ffffffffc00000a3 R15: ffffc90003c7fda0 FS: 00007fbb4c470700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff8000014 CR3: 0000000017e73000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fbb4b68c0c9 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:00007fbb4c470168 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fbb4b7abf80 RCX: 00007fbb4b68c0c9 RDX: 000000000000275a RSI: 0000000020000140 RDI: ffffffffffffff9c RBP: 00007fbb4b6e7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe2f32ca4f R14: 00007fbb4c470300 R15: 0000000000022000 Modules linked in: CR2: fffffbfff8000014 ---[ end trace 0000000000000000 ]--- RIP: 0010:__d_entry_type include/linux/dcache.h:385 [inline] RIP: 0010:d_can_lookup include/linux/dcache.h:400 [inline] RIP: 0010:d_is_dir include/linux/dcache.h:410 [inline] RIP: 0010:do_open fs/namei.c:3533 [inline] RIP: 0010:path_openat+0x20fc/0x2dd0 fs/namei.c:3714 Code: ff ff e8 67 a8 97 ff 4c 8b 74 24 18 48 8b 44 24 70 42 80 3c 20 00 74 08 4c 89 f7 e8 1e 62 ed ff 4d 8b 36 4c 89 f0 48 c1 e8 03 <42> 8a 04 20 84 c0 0f 85 bf 09 00 00 bb 00 00 60 00 41 23 1e bf 00 RSP: 0018:ffffc90003c7f920 EFLAGS: 00010a06 RAX: 1ffffffff8000014 RBX: 0000000000000042 RCX: ffff8880201b8000 RDX: 0000000000000000 RSI: 0000000000000042 RDI: 00000000000000ff RBP: ffffc90003c7fb50 R08: ffffffff81f323a1 R09: fffffbfff1d2daa6 R10: fffffbfff1d2daa6 R11: 1ffffffff1d2daa5 R12: dffffc0000000000 R13: ffffc90003c7fba0 R14: ffffffffc00000a3 R15: ffffc90003c7fda0 FS: 00007fbb4c470700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff8000014 CR3: 0000000017e73000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: e8 67 a8 97 ff callq 0xff97a86c 5: 4c 8b 74 24 18 mov 0x18(%rsp),%r14 a: 48 8b 44 24 70 mov 0x70(%rsp),%rax f: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) 14: 74 08 je 0x1e 16: 4c 89 f7 mov %r14,%rdi 19: e8 1e 62 ed ff callq 0xffed623c 1e: 4d 8b 36 mov (%r14),%r14 21: 4c 89 f0 mov %r14,%rax 24: 48 c1 e8 03 shr $0x3,%rax * 28: 42 8a 04 20 mov (%rax,%r12,1),%al <-- trapping instruction 2c: 84 c0 test %al,%al 2e: 0f 85 bf 09 00 00 jne 0x9f3 34: bb 00 00 60 00 mov $0x600000,%ebx 39: 41 23 1e and (%r14),%ebx 3c: bf .byte 0xbf