------------[ cut here ]------------ WARNING: CPU: 0 PID: 7154 at mm/page_alloc.c:4937 trace_mm_page_alloc include/trace/events/kmem.h:193 [inline] WARNING: CPU: 0 PID: 7154 at mm/page_alloc.c:4937 __alloc_pages_nodemask+0x595/0x680 mm/page_alloc.c:4981 Modules linked in: CPU: 0 PID: 7154 Comm: syz-executor.7 Not tainted 5.10.105 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:__alloc_pages_nodemask+0x595/0x680 mm/page_alloc.c:4937 Code: 0f 85 4c ff ff ff 48 c7 c2 80 4d 2d 84 be c1 00 00 00 48 c7 c7 e0 4d 2d 84 c6 05 bd 95 df 03 01 e8 de 15 6b 02 e9 28 ff ff ff <0f> 0b e9 cb fd ff ff 4c 89 44 24 18 4c 89 44 24 10 89 74 24 0c 4c RSP: 0018:ffff88800e93f998 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff11001d27f37 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040cc0 RBP: 0000000000000000 R08: 000000007ffff000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000013 R13: 0000000000000013 R14: 0000000000000000 R15: 00000000ffffffa1 FS: 00007f66cc603700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000100 CR3: 000000004451a000 CR4: 0000000000350ef0 Call Trace: alloc_pages_current+0x187/0x280 mm/mempolicy.c:2271 alloc_pages include/linux/gfp.h:547 [inline] kmalloc_order+0x35/0x160 mm/slab_common.c:835 kmalloc_order_trace+0x14/0xf0 mm/slab_common.c:851 kmalloc include/linux/slab.h:557 [inline] sco_sock_sendmsg+0x170/0x640 net/bluetooth/sco.c:737 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0x150/0x190 net/socket.c:671 sock_write_iter+0x291/0x3d0 net/socket.c:998 call_write_iter include/linux/fs.h:1903 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x743/0xa20 fs/read_write.c:605 ksys_write+0x1ee/0x250 fs/read_write.c:658 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f66cf08db19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f66cc603188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f66cf1a0f60 RCX: 00007f66cf08db19 RDX: 00000000ffffff56 RSI: 0000000020000100 RDI: 0000000000000009 RBP: 00007f66cf0e7f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffca5ad56af R14: 00007f66cc603300 R15: 0000000000022000 irq event stamp: 1503 hardirqs last enabled at (1511): [] console_unlock+0x929/0xb30 kernel/printk/printk.c:2559 hardirqs last disabled at (1520): [] console_unlock+0x835/0xb30 kernel/printk/printk.c:2474 softirqs last enabled at (1192): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1187): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 84427c0c61ad5435 ]--- EXT4-fs (loop2): Unrecognized mount option "" or missing value 9pnet: p9_fd_create_unix (7163): problem connecting socket: ./file0: -111 EXT4-fs (loop2): Unrecognized mount option "" or missing value 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd audit: type=1400 audit(1647769315.854:34): avc: denied { setattr } for pid=7181 comm="syz-executor.2" path="/proc/7181/task/7200/mountinfo" dev="proc" ino=25045 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=file permissive=1 audit: type=1400 audit(1647769316.100:35): avc: denied { map } for pid=7148 comm="syz-executor.5" path="/proc/7148/task/7158/mountinfo" dev="proc" ino=25849 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=file permissive=1