------------[ cut here ]------------
!(flags & __GFP_NOWARN)
WARNING: mm/slub.c:7144 at __kvmalloc_node_noprof+0x793/0x820 mm/slub.c:7144, CPU#1: syz.3.711/8692
Modules linked in:
CPU: 1 UID: 0 PID: 8692 Comm: syz.3.711 Tainted: G             L     Y syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP, [Y]=FORCED_BIND
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__kvmalloc_node_noprof+0x793/0x820 mm/slub.c:7144
Code: ff 48 c7 c7 70 96 29 8f 48 89 de e8 37 53 fb 02 e9 1b fc ff ff 48 c7 c7 b0 96 29 8f 48 89 de e8 23 53 fb 02 e9 4c fc ff ff 90 <0f> 0b 90 31 db e9 06 fe ff ff 90 0f 0b 90 e9 55 ff ff ff 49 83 7f
RSP: 0018:ffffc9000333fae0 EFLAGS: 00010246
RAX: 0000000000000100 RBX: 0000000000000000 RCX: 8000000000000001
RDX: 0000008000008000 RSI: ffffffff8c8f2660 RDI: ffffffff8c8f2620
RBP: 00000000ffffffff R08: 00000000000028c0 R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff2178e98 R12: 0000008000008000
R13: 00000000000028c0 R14: 0000001000000000 R15: ffffffff866911ec
FS:  00007fc321c896c0(0000) GS:ffff88812472e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7c154106f8 CR3: 0000000077e82000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 000000000000000a DR2: 0000000000000000
DR3: 00000000c0f00480 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 init_udmabuf drivers/dma-buf/udmabuf.c:193 [inline]
 udmabuf_create+0x2dc/0xf50 drivers/dma-buf/udmabuf.c:386
 udmabuf_ioctl_create_list drivers/dma-buf/udmabuf.c:484 [inline]
 udmabuf_ioctl+0x29a/0x300 drivers/dma-buf/udmabuf.c:499
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc320d9e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc321c89028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fc321025fa0 RCX: 00007fc320d9e159
RDX: 0000200000000300 RSI: 0000000040087543 RDI: 0000000000000008
RBP: 00007fc320e3506b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc321026038 R14: 00007fc321025fa0 R15: 00007ffc441806c8
 </TASK>