syz.1.128: attempt to access beyond end of device
loop1: rw=0, sector=6491536, nr_sectors = 2 limit=128
Buffer I/O error on dev loop1, logical block 3245768, async page read
------------[ cut here ]------------
WARNING: CPU: 1 PID: 7291 at fs/inode.c:464 inc_nlink+0x120/0x170 fs/inode.c:464
Modules linked in:
CPU: 1 UID: 0 PID: 7291 Comm: syz.1.128 Not tainted 6.14.0-syzkaller-gd6b13dbd03b7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : inc_nlink+0x120/0x170 fs/inode.c:464
lr : inc_nlink+0x120/0x170 fs/inode.c:464
sp : ffff8000a2277b80
x29: ffff8000a2277b80 x28: 1fffe0001e37b0b4 x27: dfff800000000000
x26: 0000000000000000 x25: 0000000000000000 x24: 000000000000007e
x23: 1fffe0001e37b0b8 x22: dfff800000000000 x21: 0000000000000008
x20: ffff0000f1bd8578 x19: ffff0000f1bd85c0 x18: ffff8000a22773e0
x17: 0000000000031984 x16: ffff80008b86bc40 x15: 0000000000000005
x14: 1ffff0001444ef48 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000080000 x10: 00000000000027f2 x9 : ffff8000a511b000
x8 : 00000000000027f3 x7 : 0000000000000000 x6 : 000000000000003f
x5 : 0000000000000040 x4 : ffff8000a2277a20 x3 : 0000000000000000
x2 : ffff0000db743028 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 inc_nlink+0x120/0x170 fs/inode.c:464 (P)
 inode_inc_link_count include/linux/fs.h:2577 [inline]
 sysv_mkdir+0x2c/0x138 fs/sysv/namei.c:119
 vfs_mkdir+0x27c/0x410 fs/namei.c:4313
 do_mkdirat+0x250/0x584 fs/namei.c:4336
 __do_sys_mkdirat fs/namei.c:4351 [inline]
 __se_sys_mkdirat fs/namei.c:4349 [inline]
 __arm64_sys_mkdirat+0x8c/0xa4 fs/namei.c:4349
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
irq event stamp: 4230
hardirqs last  enabled at (4229): [<ffff800080bfc6f4>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (4230): [<ffff80008b867bd4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488
softirqs last  enabled at (4168): [<ffff80008031392c>] softirq_handle_end kernel/softirq.c:407 [inline]
softirqs last  enabled at (4168): [<ffff80008031392c>] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589
softirqs last disabled at (4067): [<ffff800080020dbc>] __do_softirq+0x14/0x20 kernel/softirq.c:595
---[ end trace 0000000000000000 ]---