------------[ cut here ]------------
WARNING: CPU: 0 PID: 4437 at mm/vmalloc.c:3227 __vmalloc_node_range+0xd0c/0xe70 mm/vmalloc.c:3227
Modules linked in:
CPU: 0 PID: 4437 Comm: syz.0.11 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : __vmalloc_node_range+0xd0c/0xe70 mm/vmalloc.c:3227
lr : __vmalloc_node_range+0xd0c/0xe70 mm/vmalloc.c:3227
sp : ffff800021587840
x29: ffff800021587940 x28: 00000000ffffffff x27: 0000000000000000
x26: 0000000000000001 x25: fffffbfff0000000 x24: dfff800000000000
x23: ffff80000c0a3c5c x22: 0000000000000dc0 x21: ffff800008000000
x20: ffff80000c0a3d30 x19: 0000000000000000 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000082d8a04 x15: 000000000004ffff
x14: 0000000000000001 x13: 1fffe00019dd2e85 x12: 0000000000080000
x11: 00000000000012d6 x10: ffff800021c7a000 x9 : ffff80000883c2a4
x8 : 00000000000012d7 x7 : 00000000ffffffff x6 : 0000000000000000
x5 : 00e8000000000703 x4 : 0000000000000dc0 x3 : fffffbfff0000000
x2 : ffff800008000000 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 __vmalloc_node_range+0xd0c/0xe70 mm/vmalloc.c:3227
 __vmalloc_node mm/vmalloc.c:3365 [inline]
 vzalloc+0x9c/0xd4 mm/vmalloc.c:3438
 zram_meta_alloc drivers/block/zram/zram_drv.c:1188 [inline]
 disksize_store+0xd4/0x298 drivers/block/zram/zram_drv.c:1765
 dev_attr_store+0x6c/0x90 drivers/base/core.c:2388
 sysfs_kf_write+0x1f8/0x274 fs/sysfs/file.c:140
 kernfs_fop_write_iter+0x390/0x4b4 fs/kernfs/file.c:352
 call_write_iter include/linux/fs.h:2271 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x3c8/0x7c8 fs/read_write.c:584
 ksys_write+0x12c/0x228 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
irq event stamp: 616
hardirqs last  enabled at (615): [<ffff80000805a664>] local_daif_restore arch/arm64/include/asm/daifflags.h:75 [inline]
hardirqs last  enabled at (615): [<ffff80000805a664>] el0_svc_common+0xa0/0x258 arch/arm64/kernel/syscall.c:105
hardirqs last disabled at (616): [<ffff800011bb2834>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (610): [<ffff800008031254>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (608): [<ffff800008031220>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---