general protection fault, probably for non-canonical address 0xe3fffa2202e64f14: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x1ffff110173278a0-0x1ffff110173278a7] CPU: 0 PID: 20482 Comm: syz-executor.4 Not tainted 6.7.0-rc5-syzkaller-00030-geaadbbaaff74 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:pid_is_meaningful fs/gfs2/glock.c:1457 [inline] RIP: 0010:dump_holder fs/gfs2/glock.c:2254 [inline] RIP: 0010:gfs2_dump_glock+0xf05/0x1ba0 fs/gfs2/glock.c:2370 Code: c6 05 8a 10 2a 0b 01 48 c7 c7 00 e3 ad 8b be ed 02 00 00 48 c7 c2 40 e3 ad 8b e8 86 cd ab fd 4d 8d 75 20 4d 89 f7 49 c1 ef 03 <43> 0f b6 04 27 84 c0 0f 85 b6 06 00 00 41 0f b7 1e 89 de 81 e6 00 RSP: 0018:ffffc90004ab6de0 EFLAGS: 00010206 RAX: ffffffff83c1b8c2 RBX: 0000000000000001 RCX: 0000000000040000 RDX: ffffc9000dacf000 RSI: 000000000001276d RDI: 000000000001276e RBP: ffffc90004ab70d0 R08: ffffffff83c1b8ab R09: 1ffffffff21bb26c R10: dffffc0000000000 R11: fffffbfff21bb26d R12: dffffc0000000000 R13: 1ffff11017327882 R14: 1ffff110173278a2 R15: 03fffe2202e64f14 FS: 00007f8a68ddd6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc348083000 CR3: 000000001da6b000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: gfs2_consist_inode_i+0xf5/0x110 fs/gfs2/util.c:456 gfs2_dirent_scan+0x512/0x640 fs/gfs2/dir.c:602 gfs2_dirent_search+0x30e/0x8c0 fs/gfs2/dir.c:850 gfs2_dir_search+0xb2/0x2f0 fs/gfs2/dir.c:1650 gfs2_lookupi+0x460/0x5d0 fs/gfs2/inode.c:340 __gfs2_lookup+0xa4/0x270 fs/gfs2/inode.c:896 __lookup_slow+0x282/0x3e0 fs/namei.c:1694 lookup_slow+0x53/0x70 fs/namei.c:1711 walk_component fs/namei.c:2002 [inline] link_path_walk+0x9c8/0xe70 fs/namei.c:2329 path_lookupat+0xa9/0x450 fs/namei.c:2482 do_o_path+0x95/0x230 fs/namei.c:3750 path_openat+0x2a84/0x3290 fs/namei.c:3772 do_filp_open+0x234/0x490 fs/namei.c:3809 do_sys_openat2+0x13e/0x1d0 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __x64_sys_openat+0x247/0x290 fs/open.c:1466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x45/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f8a6a27cba9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8a68ddd0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f8a6a39c120 RCX: 00007f8a6a27cba9 RDX: 0000000000200002 RSI: 0000000020000000 RDI: ffffffffffffff9c RBP: 00007f8a6a2c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f8a6a39c120 R15: 00007ffc9dd61098 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:pid_is_meaningful fs/gfs2/glock.c:1457 [inline] RIP: 0010:dump_holder fs/gfs2/glock.c:2254 [inline] RIP: 0010:gfs2_dump_glock+0xf05/0x1ba0 fs/gfs2/glock.c:2370 Code: c6 05 8a 10 2a 0b 01 48 c7 c7 00 e3 ad 8b be ed 02 00 00 48 c7 c2 40 e3 ad 8b e8 86 cd ab fd 4d 8d 75 20 4d 89 f7 49 c1 ef 03 <43> 0f b6 04 27 84 c0 0f 85 b6 06 00 00 41 0f b7 1e 89 de 81 e6 00 RSP: 0018:ffffc90004ab6de0 EFLAGS: 00010206 RAX: ffffffff83c1b8c2 RBX: 0000000000000001 RCX: 0000000000040000 RDX: ffffc9000dacf000 RSI: 000000000001276d RDI: 000000000001276e RBP: ffffc90004ab70d0 R08: ffffffff83c1b8ab R09: 1ffffffff21bb26c R10: dffffc0000000000 R11: fffffbfff21bb26d R12: dffffc0000000000 R13: 1ffff11017327882 R14: 1ffff110173278a2 R15: 03fffe2202e64f14 FS: 00007f8a68ddd6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc3480d9138 CR3: 000000001da6b000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: c6 05 8a 10 2a 0b 01 movb $0x1,0xb2a108a(%rip) # 0xb2a1091 7: 48 c7 c7 00 e3 ad 8b mov $0xffffffff8bade300,%rdi e: be ed 02 00 00 mov $0x2ed,%esi 13: 48 c7 c2 40 e3 ad 8b mov $0xffffffff8bade340,%rdx 1a: e8 86 cd ab fd call 0xfdabcda5 1f: 4d 8d 75 20 lea 0x20(%r13),%r14 23: 4d 89 f7 mov %r14,%r15 26: 49 c1 ef 03 shr $0x3,%r15 * 2a: 43 0f b6 04 27 movzbl (%r15,%r12,1),%eax <-- trapping instruction 2f: 84 c0 test %al,%al 31: 0f 85 b6 06 00 00 jne 0x6ed 37: 41 0f b7 1e movzwl (%r14),%ebx 3b: 89 de mov %ebx,%esi 3d: 81 .byte 0x81 3e: e6 00 out %al,$0x0