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: fffffffffff822de #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD ce8f067 P4D ce8f067 PUD ce91067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 12266 Comm: syz-executor.4 Not tainted 6.1.0-rc7-syzkaller-00200-gc2bf05db6c78 #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+0x214f/0x2df0 fs/namei.c:3714 Code: 42 80 3c 20 00 74 08 4c 89 f7 e8 9c e5 ed ff 4d 8b 36 4c 89 f0 48 c1 e8 03 42 8a 04 20 84 c0 0f 85 9e 09 00 00 bb 00 00 60 00 <41> 23 1e bf 00 00 20 00 89 de e8 52 c7 99 ff 81 fb 00 00 20 00 75 RSP: 0018:ffffc900168cf940 EFLAGS: 00010246 RAX: 1fffffffffff0400 RBX: 0000000000600000 RCX: 0000000000040000 RDX: ffffc9000b679000 RSI: 000000000000397c RDI: 000000000000397d RBP: ffffc900168cfb70 R08: ffffffff81f0d653 R09: fffffbfff1cebe96 R10: fffffbfff1cebe96 R11: 1ffffffff1cebe95 R12: dffffc0000000000 R13: ffffc900168cfbc0 R14: fffffffffff822de R15: ffffc900168cfdc0 FS: 00007f4c3cacf700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffffffff822de CR3: 0000000019486000 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_creat fs/open.c:1402 [inline] __se_sys_creat fs/open.c:1396 [inline] __x64_sys_creat+0x11f/0x160 fs/open.c:1396 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: 0033:0x7f4c3bc8c0d9 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:00007f4c3cacf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f4c3bdabf80 RCX: 00007f4c3bc8c0d9 RDX: 0000000000000000 RSI: 000000000000002c RDI: 00000000200000c0 RBP: 00007f4c3bce7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff2d8ad6bf R14: 00007f4c3cacf300 R15: 0000000000022000 Modules linked in: CR2: fffffffffff822de ---[ 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+0x214f/0x2df0 fs/namei.c:3714 Code: 42 80 3c 20 00 74 08 4c 89 f7 e8 9c e5 ed ff 4d 8b 36 4c 89 f0 48 c1 e8 03 42 8a 04 20 84 c0 0f 85 9e 09 00 00 bb 00 00 60 00 <41> 23 1e bf 00 00 20 00 89 de e8 52 c7 99 ff 81 fb 00 00 20 00 75 RSP: 0018:ffffc900168cf940 EFLAGS: 00010246 RAX: 1fffffffffff0400 RBX: 0000000000600000 RCX: 0000000000040000 RDX: ffffc9000b679000 RSI: 000000000000397c RDI: 000000000000397d RBP: ffffc900168cfb70 R08: ffffffff81f0d653 R09: fffffbfff1cebe96 R10: fffffbfff1cebe96 R11: 1ffffffff1cebe95 R12: dffffc0000000000 R13: ffffc900168cfbc0 R14: fffffffffff822de R15: ffffc900168cfdc0 FS: 00007f4c3cacf700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffffffff822de CR3: 0000000019486000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) 5: 74 08 je 0xf 7: 4c 89 f7 mov %r14,%rdi a: e8 9c e5 ed ff callq 0xffede5ab f: 4d 8b 36 mov (%r14),%r14 12: 4c 89 f0 mov %r14,%rax 15: 48 c1 e8 03 shr $0x3,%rax 19: 42 8a 04 20 mov (%rax,%r12,1),%al 1d: 84 c0 test %al,%al 1f: 0f 85 9e 09 00 00 jne 0x9c3 25: bb 00 00 60 00 mov $0x600000,%ebx * 2a: 41 23 1e and (%r14),%ebx <-- trapping instruction 2d: bf 00 00 20 00 mov $0x200000,%edi 32: 89 de mov %ebx,%esi 34: e8 52 c7 99 ff callq 0xff99c78b 39: 81 fb 00 00 20 00 cmp $0x200000,%ebx 3f: 75 .byte 0x75