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WARNING: mm/slub.c:7022 at __kvmalloc_node_noprof+0x6e0/0x7fc mm/slub.c:-1, CPU#1: syz.0.17/4916
Modules linked in:
CPU: 1 UID: 0 PID: 4916 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026
pstate: 23400005 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : __kvmalloc_node_noprof+0x6e0/0x7fc mm/slub.c:-1
lr : __do_kmalloc_node mm/slub.c:-1 [inline]
lr : __kvmalloc_node_noprof+0x400/0x7fc mm/slub.c:7014
sp : ffff8000959d7930
x29: ffff8000959d7980 x28: 00000000ffffffff x27: 0000000060000000
x26: 0000060000000000 x25: 0000000000000000 x24: 00000000000028c0
x23: ffff800082631c9c x22: ffff0000d2fb4868 x21: 0000000300000000
x20: ffff700012b3af58 x19: 0000000000000000 x18: ffff8001254ee000
x17: ffff800080166554 x16: ffff800080cd9118 x15: ffff800082631a14
x14: 0000000000000001 x13: 0000000000000005 x12: 0000000000000000
x11: 0000000000000000 x10: 0000000000000003 x9 : ffff800088a10ae0
x8 : 0000000000000cc0 x7 : 0000000000000000 x6 : ffff800080b83658
x5 : 00000000ffffffff x4 : 00000000000028c0 x3 : 0000000400000000
x2 : 0000000300000000 x1 : ffff0000c4e0bb00 x0 : 0000000000000001
Call trace:
 __kvmalloc_node_noprof+0x6e0/0x7fc mm/slub.c:-1 (P)
 init_udmabuf drivers/dma-buf/udmabuf.c:193 [inline]
 udmabuf_create+0x220/0xb34 drivers/dma-buf/udmabuf.c:386
 udmabuf_ioctl_create_list drivers/dma-buf/udmabuf.c:484 [inline]
 udmabuf_ioctl+0x24c/0x2b4 drivers/dma-buf/udmabuf.c:499
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl fs/ioctl.c:583 [inline]
 __arm64_sys_ioctl+0x154/0x1cc fs/ioctl.c:583
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140
 el0_svc+0x60/0x1d8 arch/arm64/kernel/entry-common.c:796
 el0t_64_sync_handler+0x44/0x104 arch/arm64/kernel/entry-common.c:815
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:606
irq event stamp: 1330
hardirqs last  enabled at (1329): [<ffff80008688206c>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:210 [inline]
hardirqs last  enabled at (1329): [<ffff80008688206c>] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:221
hardirqs last disabled at (1330): [<ffff80008685dbf4>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:483
softirqs last  enabled at (188): [<ffff8000801382ec>] local_bh_enable include/linux/bottom_half.h:33 [inline]
softirqs last  enabled at (188): [<ffff8000801382ec>] put_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:251 [inline]
softirqs last  enabled at (188): [<ffff8000801382ec>] do_sve_acc+0x32c/0x4b8 arch/arm64/kernel/fpsimd.c:1332
softirqs last disabled at (186): [<ffff8000801380cc>] local_bh_disable include/linux/bottom_half.h:20 [inline]
softirqs last disabled at (186): [<ffff8000801380cc>] get_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:234 [inline]
softirqs last disabled at (186): [<ffff8000801380cc>] do_sve_acc+0x10c/0x4b8 arch/arm64/kernel/fpsimd.c:1308
---[ end trace 0000000000000000 ]---