Oops: general protection fault, probably for non-canonical address 0xdffffc00000009c0: 0000 [#1] SMP KASAN PTI
KASAN: probably user-memory-access in range [0x0000000000004e00-0x0000000000004e07]
CPU: 1 UID: 0 PID: 15163 Comm: syz.3.2583 Not tainted 6.14.0-syzkaller-12966-ga2cc6ff5ec8f #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:mem_cgroup_lruvec include/linux/memcontrol.h:699 [inline]
RIP: 0010:lru_gen_test_recent mm/workingset.c:275 [inline]
RIP: 0010:lru_gen_refault mm/workingset.c:296 [inline]
RIP: 0010:workingset_refault+0x48f/0x1b80 mm/workingset.c:546
Code: c7 c7 48 fa 5f 90 e8 f0 06 1e 00 4c 8b 35 31 85 50 0e 49 8d 9f 00 4e 00 00 48 89 d8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df <42> 0f b6 04 20 84 c0 0f 85 bb 0a 00 00 48 63 03 49 8d 1c c6 48 81
RSP: 0018:ffffc9000d507600 EFLAGS: 00010206
RAX: 00000000000009c0 RBX: 0000000000004e00 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff8e4fc666 RDI: ffffffff8ca1b140
RBP: ffffc9000d507890 R08: ffffffff8c2e746c R09: ffffffff8c2e742a
R10: 0000000000000002 R11: ffff88805d951e00 R12: dffffc0000000000
R13: 0000000000000000 R14: ffff88814049c000 R15: 0000000000000000
FS: 00007f6696db46c0(0000) GS:ffff888125099000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c11fffc CR3: 0000000057cd6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 000000000000000e DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
filemap_add_folio+0x23a/0x380 mm/filemap.c:984
do_read_cache_folio+0x349/0x5b0 mm/filemap.c:3851
freader_get_folio+0x54d/0x880 lib/buildid.c:77
freader_fetch+0x9d/0x5b0 lib/buildid.c:120
__build_id_parse+0x185/0x8e0 lib/buildid.c:305
do_procmap_query fs/proc/task_mmu.c:534 [inline]
procfs_procmap_ioctl+0xcf6/0x1670 fs/proc/task_mmu.c:613
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf1/0x160 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6698f8d169
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:00007f6696db4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f66991a6160 RCX: 00007f6698f8d169
RDX: 0000200000000180 RSI: 00000000c0686611 RDI: 0000000000000003
RBP: 00007f669900e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f66991a6160 R15: 00007f66992cfa28
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:mem_cgroup_lruvec include/linux/memcontrol.h:699 [inline]
RIP: 0010:lru_gen_test_recent mm/workingset.c:275 [inline]
RIP: 0010:lru_gen_refault mm/workingset.c:296 [inline]
RIP: 0010:workingset_refault+0x48f/0x1b80 mm/workingset.c:546
Code: c7 c7 48 fa 5f 90 e8 f0 06 1e 00 4c 8b 35 31 85 50 0e 49 8d 9f 00 4e 00 00 48 89 d8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df <42> 0f b6 04 20 84 c0 0f 85 bb 0a 00 00 48 63 03 49 8d 1c c6 48 81
RSP: 0018:ffffc9000d507600 EFLAGS: 00010206
RAX: 00000000000009c0 RBX: 0000000000004e00 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff8e4fc666 RDI: ffffffff8ca1b140
RBP: ffffc9000d507890 R08: ffffffff8c2e746c R09: ffffffff8c2e742a
R10: 0000000000000002 R11: ffff88805d951e00 R12: dffffc0000000000
R13: 0000000000000000 R14: ffff88814049c000 R15: 0000000000000000
FS: 00007f6696db46c0(0000) GS:ffff888125099000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000000001c4 CR3: 0000000057cd6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 000000000000000e DR6: 00000000ffff0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: c7 c7 48 fa 5f 90 mov $0x905ffa48,%edi
6: e8 f0 06 1e 00 call 0x1e06fb
b: 4c 8b 35 31 85 50 0e mov 0xe508531(%rip),%r14 # 0xe508543
12: 49 8d 9f 00 4e 00 00 lea 0x4e00(%r15),%rbx
19: 48 89 d8 mov %rbx,%rax
1c: 48 c1 e8 03 shr $0x3,%rax
20: 49 bc 00 00 00 00 00 movabs $0xdffffc0000000000,%r12
27: fc ff df
* 2a: 42 0f b6 04 20 movzbl (%rax,%r12,1),%eax <-- trapping instruction
2f: 84 c0 test %al,%al
31: 0f 85 bb 0a 00 00 jne 0xaf2
37: 48 63 03 movslq (%rbx),%rax
3a: 49 8d 1c c6 lea (%r14,%rax,8),%rbx
3e: 48 rex.W
3f: 81 .byte 0x81