general protection fault, probably for non-canonical address 0xdffffc0000000004: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027]
CPU: 1 PID: 25716 Comm: syz.6.5504 Not tainted 5.15.178-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:xfs_getbmap+0x50e/0x1da0 fs/xfs/xfs_bmap_util.c:494
Code: 4d 8d 67 48 4c 89 ff 4c 8b 3b e8 9d 49 06 00 89 84 24 84 00 00 00 4c 89 a4 24 d8 00 00 00 49 8d 5c 24 22 48 89 d8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 0f 85 36 15 00 00 0f be 1b 48 89 df 48 c7 c6
RSP: 0018:ffffc90005ec75c0 EFLAGS: 00010202
RAX: 0000000000000004 RBX: 0000000000000022 RCX: 0000000000000001
RDX: 0000000000000001 RSI: 0000000000000008 RDI: 0000000000000001
RBP: ffffc90005ec7810 R08: dffffc0000000000 R09: ffffed100a5b6011
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: ffffc90005ec78bc R14: dffffc0000000000 R15: 0000000100000000
FS: 00007fe536c106c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3725c0 CR3: 000000002f239000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
xfs_ioc_getbmap+0x23f/0x7a0 fs/xfs/xfs_ioctl.c:1555
xfs_file_ioctl+0xaac/0x16a0 fs/xfs/xfs_ioctl.c:2016
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl+0xf1/0x160 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fe538dc8169
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:00007fe536c10038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fe538fe1080 RCX: 00007fe538dc8169
RDX: 0000400000000880 RSI: 00000000c0205838 RDI: 0000000000000004
RBP: 00007fe538e492a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fe538fe1080 R15: 00007fff4bc56928
</TASK>
Modules linked in:
---[ end trace 4bedd89df0b7f759 ]---
RIP: 0010:xfs_getbmap+0x50e/0x1da0 fs/xfs/xfs_bmap_util.c:494
Code: 4d 8d 67 48 4c 89 ff 4c 8b 3b e8 9d 49 06 00 89 84 24 84 00 00 00 4c 89 a4 24 d8 00 00 00 49 8d 5c 24 22 48 89 d8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 0f 85 36 15 00 00 0f be 1b 48 89 df 48 c7 c6
RSP: 0018:ffffc90005ec75c0 EFLAGS: 00010202
RAX: 0000000000000004 RBX: 0000000000000022 RCX: 0000000000000001
RDX: 0000000000000001 RSI: 0000000000000008 RDI: 0000000000000001
RBP: ffffc90005ec7810 R08: dffffc0000000000 R09: ffffed100a5b6011
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: ffffc90005ec78bc R14: dffffc0000000000 R15: 0000000100000000
FS: 00007fe536c106c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fab5577cd58 CR3: 000000002f239000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 4d 8d 67 48 lea 0x48(%r15),%r12
4: 4c 89 ff mov %r15,%rdi
7: 4c 8b 3b mov (%rbx),%r15
a: e8 9d 49 06 00 call 0x649ac
f: 89 84 24 84 00 00 00 mov %eax,0x84(%rsp)
16: 4c 89 a4 24 d8 00 00 mov %r12,0xd8(%rsp)
1d: 00
1e: 49 8d 5c 24 22 lea 0x22(%r12),%rbx
23: 48 89 d8 mov %rbx,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 42 0f b6 04 30 movzbl (%rax,%r14,1),%eax <-- trapping instruction
2f: 84 c0 test %al,%al
31: 0f 85 36 15 00 00 jne 0x156d
37: 0f be 1b movsbl (%rbx),%ebx
3a: 48 89 df mov %rbx,%rdi
3d: 48 rex.W
3e: c7 .byte 0xc7
3f: c6 .byte 0xc6