ioremap on RAM at 0x000000012a929000 - 0x000000012a929fff
WARNING: CPU: 0 PID: 313 at arch/x86/mm/ioremap.c:218 __ioremap_caller+0x5fb/0x650 arch/x86/mm/ioremap.c:217
Modules linked in:
CPU: 0 UID: 0 PID: 313 Comm: syz-executor452 Not tainted syzkaller #0 1f46b48b3a0ef7537d643c2c4b1d5e30032b8167
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__ioremap_caller+0x5fb/0x650 arch/x86/mm/ioremap.c:217
Code: 8d 5c 24 60 4c 8d b4 24 80 00 00 00 e8 0e fd 41 00 c6 05 0d de 9f 06 01 48 c7 c7 a0 7d e7 85 48 89 de 4c 89 f2 e8 85 cf be ff <0f> 0b e9 59 fc ff ff e8 39 73 5f 04 48 c7 c1 51 c2 ec 87 80 e1 07
RSP: 0018:ffffc9000123f800 EFLAGS: 00010246
RAX: d05aaf17b47b8d00 RBX: ffffc9000123f860 RCX: ffff888105b11300
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc9000123f908 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000247e64 R12: 0000000000000000
R13: 000000000000002e R14: ffffc9000123f880 R15: dffffc0000000000
FS:  00005555946bd3c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000018 CR3: 000000011fe7a000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 ioremap_prot+0x34/0x40 arch/x86/mm/ioremap.c:445
 generic_access_phys+0x153/0x310 mm/memory.c:6898
 kernfs_vma_access+0x17e/0x210 fs/kernfs/file.c:444
 __access_remote_vm+0x2d9/0x630 mm/memory.c:6975
 access_remote_vm+0x39/0x60 mm/memory.c:7021
 mem_rw+0x46f/0x6d0 fs/proc/base.c:945
 mem_read+0x34/0x50 fs/proc/base.c:973
 do_loop_readv_writev fs/read_write.c:866 [inline]
 vfs_readv+0x5e7/0xa00 fs/read_write.c:1039
 do_readv+0x151/0x2e0 fs/read_write.c:1099
 __do_sys_readv fs/read_write.c:1190 [inline]
 __se_sys_readv fs/read_write.c:1187 [inline]
 __x64_sys_readv+0x81/0x90 fs/read_write.c:1187
 x64_sys_call+0x2a64/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:20
 do_syscall_x64 arch/x86/entry/common.c:47 [inline]
 do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f74dfe88209
Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 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 d8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fffc2b23ba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f74dfe88209
RDX: 0000000000000002 RSI: 0000200000000100 RDI: 0000000000000003
RBP: 00007fffc2b23bc0 R08: 0000000000000008 R09: 0000000000000008
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffc2b23d68
R13: 0000000000000002 R14: 00007f74dff18ca0 R15: 0000000000000002
 </TASK>
---[ end trace 0000000000000000 ]-