netlink: 28 bytes leftover after parsing attributes in process `syz.2.2831'.
geneve1: entered allmulticast mode
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000008: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000040-0x0000000000000047]
CPU: 0 UID: 0 PID: 18079 Comm: syz.2.2831 Tainted: G S 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
Tainted: [S]=CPU_OUT_OF_SPEC
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:do_trace_event_raw_event_hugetlbfs_alloc_inode include/trace/events/hugetlbfs.h:10 [inline]
RIP: 0010:trace_event_raw_event_hugetlbfs_alloc_inode+0x1c8/0x330 include/trace/events/hugetlbfs.h:10
Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 59 01 00 00 49 8d 7e 40 4c 89 65 10 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 2c 01 00 00 48 8d 7d 18 4d 8b 66 40 48 b8 00 00
RSP: 0018:ffffc90003f4fd20 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: 1ffff920007e9fa6 RCX: ffffc9001a845000
RDX: 0000000000000008 RSI: ffffffff8268dcd4 RDI: 0000000000000040
RBP: ffff88802ef7a8e8 R08: 0000000000000001 R09: 0000000000000000
R10: 000000000000000a R11: 746e756f63716573 R12: 000000000000db72
R13: ffffc90003f4fd60 R14: 0000000000000000 R15: 0000000000000011
FS: 00007fc1567196c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b338f0ff8 CR3: 00000000670da000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
trace_hugetlbfs_alloc_inode include/trace/events/hugetlbfs.h:10 [inline]
hugetlbfs_get_inode+0x46f/0x740 fs/hugetlbfs/inode.c:973
hugetlb_file_setup+0x15b/0x620 fs/hugetlbfs/inode.c:1557
ksys_mmap_pgoff+0x189/0x5c0 mm/mmap.c:534
__do_sys_mmap arch/x86/kernel/sys_x86_64.c:89 [inline]
__se_sys_mmap arch/x86/kernel/sys_x86_64.c:82 [inline]
__x64_sys_mmap+0x125/0x190 arch/x86/kernel/sys_x86_64.c:82
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc155985d29
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:00007fc156719038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007fc155b75fa0 RCX: 00007fc155985d29
RDX: 00004000000000df RSI: 0000000000200003 RDI: 0000000000000000
RBP: 00007fc155a01b08 R08: 0000000000000402 R09: 0000300000000000
R10: 0000000000040eb2 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fc155b75fa0 R15: 00007fff09b8fe58
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_trace_event_raw_event_hugetlbfs_alloc_inode include/trace/events/hugetlbfs.h:10 [inline]
RIP: 0010:trace_event_raw_event_hugetlbfs_alloc_inode+0x1c8/0x330 include/trace/events/hugetlbfs.h:10
Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 59 01 00 00 49 8d 7e 40 4c 89 65 10 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 2c 01 00 00 48 8d 7d 18 4d 8b 66 40 48 b8 00 00
RSP: 0018:ffffc90003f4fd20 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: 1ffff920007e9fa6 RCX: ffffc9001a845000
RDX: 0000000000000008 RSI: ffffffff8268dcd4 RDI: 0000000000000040
RBP: ffff88802ef7a8e8 R08: 0000000000000001 R09: 0000000000000000
R10: 000000000000000a R11: 746e756f63716573 R12: 000000000000db72
R13: ffffc90003f4fd60 R14: 0000000000000000 R15: 0000000000000011
FS: 00007fc1567196c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b338f0ff8 CR3: 00000000670da000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 48 89 fa mov %rdi,%rdx
3: 48 c1 ea 03 shr $0x3,%rdx
7: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
b: 0f 85 59 01 00 00 jne 0x16a
11: 49 8d 7e 40 lea 0x40(%r14),%rdi
15: 4c 89 65 10 mov %r12,0x10(%rbp)
19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
20: fc ff df
23: 48 89 fa mov %rdi,%rdx
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction
2e: 0f 85 2c 01 00 00 jne 0x160
34: 48 8d 7d 18 lea 0x18(%rbp),%rdi
38: 4d 8b 66 40 mov 0x40(%r14),%r12
3c: 48 rex.W
3d: b8 .byte 0xb8