Oops: general protection fault, probably for non-canonical address 0xe37d3751290013ed: 0000 [#1] SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0x1be9da8948009f68-0x1be9da8948009f6f] CPU: 0 UID: 0 PID: 11735 Comm: syz.9.1423 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:pid_nr include/linux/pid.h:183 [inline] RIP: 0010:dump_holder fs/gfs2/glock.c:2282 [inline] RIP: 0010:gfs2_dump_glock+0x1086/0x1bc0 fs/gfs2/glock.c:2398 Code: e8 2f 92 2a fe 4c 8b 3b 4d 85 ff 74 33 e8 02 e2 c4 fd 49 8d 9f 00 01 00 00 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <0f> b6 04 08 84 c0 0f 85 fa 06 00 00 48 63 03 48 89 44 24 10 eb 0e RSP: 0018:ffffc9000458f100 EFLAGS: 00010217 RAX: 037d3b51290013ed RBX: 1be9da8948009f6d RCX: dffffc0000000000 RDX: ffffc9001149d000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: ffffc9000458f3f0 R08: ffffffff818787b4 R09: 1ffffffff030f0f6 R10: dffffc0000000000 R11: fffffbfff030f0f7 R12: ffffffff83fb608b R13: ffffffff81878785 R14: 1ffffffff030f0f4 R15: 1be9da8948009e6d FS: 00007f053b8396c0(0000) GS:ffff888125d0b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f053b838f98 CR3: 000000005bd85000 CR4: 0000000000350ef0 Call Trace: gfs2_consist_inode_i+0xf5/0x110 fs/gfs2/util.c:446 gfs2_dirent_scan+0x545/0x690 fs/gfs2/dir.c:-1 gfs2_dirent_search+0x2cb/0x710 fs/gfs2/dir.c:854 gfs2_dir_search+0x4c/0x220 fs/gfs2/dir.c:1651 gfs2_lookupi+0x3d9/0x5a0 fs/gfs2/inode.c:340 __gfs2_lookup+0x8f/0x270 fs/gfs2/inode.c:975 __lookup_slow+0x297/0x3d0 fs/namei.c:1816 lookup_slow+0x53/0x70 fs/namei.c:1833 walk_component+0x2d2/0x400 fs/namei.c:2151 lookup_last fs/namei.c:2652 [inline] path_lookupat+0x163/0x430 fs/namei.c:2676 filename_lookup+0x212/0x570 fs/namei.c:2705 vfs_statx+0xf8/0x550 fs/stat.c:353 vfs_fstatat+0x118/0x170 fs/stat.c:375 __do_sys_newfstatat fs/stat.c:542 [inline] __se_sys_newfstatat fs/stat.c:536 [inline] __x64_sys_newfstatat+0x116/0x190 fs/stat.c:536 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f053a98efc9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f053b839038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 RAX: ffffffffffffffda RBX: 00007f053abe6090 RCX: 00007f053a98efc9 RDX: 0000000000000000 RSI: 0000200000000200 RDI: ffffffffffffff9c RBP: 00007f053aa11f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000001000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f053abe6128 R14: 00007f053abe6090 R15: 00007ffc4a3915f8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:pid_nr include/linux/pid.h:183 [inline] RIP: 0010:dump_holder fs/gfs2/glock.c:2282 [inline] RIP: 0010:gfs2_dump_glock+0x1086/0x1bc0 fs/gfs2/glock.c:2398 Code: e8 2f 92 2a fe 4c 8b 3b 4d 85 ff 74 33 e8 02 e2 c4 fd 49 8d 9f 00 01 00 00 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <0f> b6 04 08 84 c0 0f 85 fa 06 00 00 48 63 03 48 89 44 24 10 eb 0e RSP: 0018:ffffc9000458f100 EFLAGS: 00010217 RAX: 037d3b51290013ed RBX: 1be9da8948009f6d RCX: dffffc0000000000 RDX: ffffc9001149d000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: ffffc9000458f3f0 R08: ffffffff818787b4 R09: 1ffffffff030f0f6 R10: dffffc0000000000 R11: fffffbfff030f0f7 R12: ffffffff83fb608b R13: ffffffff81878785 R14: 1ffffffff030f0f4 R15: 1be9da8948009e6d FS: 00007f053b8396c0(0000) GS:ffff888125e0b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fee591d6000 CR3: 000000005bd85000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess): 0: e8 2f 92 2a fe call 0xfe2a9234 5: 4c 8b 3b mov (%rbx),%r15 8: 4d 85 ff test %r15,%r15 b: 74 33 je 0x40 d: e8 02 e2 c4 fd call 0xfdc4e214 12: 49 8d 9f 00 01 00 00 lea 0x100(%r15),%rbx 19: 48 89 d8 mov %rbx,%rax 1c: 48 c1 e8 03 shr $0x3,%rax 20: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx 27: fc ff df * 2a: 0f b6 04 08 movzbl (%rax,%rcx,1),%eax <-- trapping instruction 2e: 84 c0 test %al,%al 30: 0f 85 fa 06 00 00 jne 0x730 36: 48 63 03 movslq (%rbx),%rax 39: 48 89 44 24 10 mov %rax,0x10(%rsp) 3e: eb 0e jmp 0x4e