REISERFS (device loop4): Using r5 hash to sort names REISERFS (device loop4): Created .reiserfs_priv - reserved for xattr storage. BUG: unable to handle page fault for address: fffffbfffc2aea64 #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: 0 PID: 13582 Comm: syz-executor646 Not tainted 6.1.0-syzkaller-13139-gf9ff5644bcc0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 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+0xca9/0x2a50 fs/namei.c:3714 Code: 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 70 1a 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5c 24 08 48 89 da 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 3d 1a 00 00 8b 2b bf 00 00 20 RSP: 0018:ffffc900039b7af0 EFLAGS: 00010212 RAX: dffffc0000000000 RBX: ffffffffe1575320 RCX: 0000000000000000 RDX: 1ffffffffc2aea64 RSI: ffffffff81e20296 RDI: 0000000000000005 RBP: 0000000000100000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffc900039b7c30 R13: ffff88802201807c R14: ffffffff8c44c2a0 R15: 0000000000008141 FS: 00007fdeb50dc700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfffc2aea64 CR3: 0000000028389000 CR4: 0000000000350ef0 Call Trace: do_filp_open+0x1ba/0x410 fs/namei.c:3741 do_sys_openat2+0x16d/0x4c0 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+0x143/0x1f0 fs/open.c:1337 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: 0033:0x7fdeb51306e9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 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:00007fdeb50dc278 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fdeb51b67a0 RCX: 00007fdeb51306e9 RDX: 0000000000000141 RSI: 0000000020000080 RDI: 00000000ffffff9c RBP: 00007fdeb5183210 R08: 68742f636f72702f R09: 68742f636f72702f R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e R13: 00007fdeb50dc280 R14: 7366726573696572 R15: 00007fdeb51b67a8 Modules linked in: CR2: fffffbfffc2aea64 ---[ 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+0xca9/0x2a50 fs/namei.c:3714 Code: 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 70 1a 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5c 24 08 48 89 da 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 3d 1a 00 00 8b 2b bf 00 00 20 RSP: 0018:ffffc900039b7af0 EFLAGS: 00010212 RAX: dffffc0000000000 RBX: ffffffffe1575320 RCX: 0000000000000000 RDX: 1ffffffffc2aea64 RSI: ffffffff81e20296 RDI: 0000000000000005 RBP: 0000000000100000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffc900039b7c30 R13: ffff88802201807c R14: ffffffff8c44c2a0 R15: 0000000000008141 FS: 00007fdeb50dc700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfffc2aea64 CR3: 0000000028389000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess), 6 bytes skipped: 0: 48 c1 ea 03 shr $0x3,%rdx 4: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 8: 0f 85 70 1a 00 00 jne 0x1a7e e: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 15: fc ff df 18: 49 8b 5c 24 08 mov 0x8(%r12),%rbx 1d: 48 89 da mov %rbx,%rdx 20: 48 c1 ea 03 shr $0x3,%rdx * 24: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax <-- trapping instruction 28: 84 c0 test %al,%al 2a: 74 08 je 0x34 2c: 3c 03 cmp $0x3,%al 2e: 0f 8e 3d 1a 00 00 jle 0x1a71 34: 8b 2b mov (%rbx),%ebp 36: bf .byte 0xbf 37: 00 00 add %al,(%rax) 39: 20 .byte 0x20