------------[ cut here ]------------ WARNING: CPU: 0 PID: 16375 at mm/page_alloc.c:4935 trace_mm_page_alloc include/trace/events/kmem.h:193 [inline] WARNING: CPU: 0 PID: 16375 at mm/page_alloc.c:4935 __alloc_pages_nodemask+0x595/0x680 mm/page_alloc.c:4979 Modules linked in: CPU: 0 PID: 16375 Comm: syz-executor.5 Not tainted 5.10.90 #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:4935 Code: 0f 85 4c ff ff ff 48 c7 c2 c0 45 2d 84 be c1 00 00 00 48 c7 c7 20 46 2d 84 c6 05 8b 9d df 03 01 e8 55 f3 6a 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:ffff88804caf7998 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff1100995ef37 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040cc0 RBP: 0000000000000000 R08: 0000000020000378 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000012 R13: 0000000000000012 R14: 0000000000000000 R15: 00000000ffffffa1 FS: 00007f30529a2700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f76b41d9718 CR3: 000000004f26a000 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: 0033:0x7f305542cb19 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:00007f30529a2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f305553ff60 RCX: 00007f305542cb19 RDX: 0000000020000378 RSI: 0000000020000200 RDI: 0000000000000005 RBP: 00007f3055486f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4e947e4f R14: 00007f30529a2300 R15: 0000000000022000 irq event stamp: 1733 hardirqs last enabled at (1745): [] console_unlock+0x929/0xb30 kernel/printk/printk.c:2559 hardirqs last disabled at (1756): [] console_unlock+0x835/0xb30 kernel/printk/printk.c:2474 softirqs last enabled at (1372): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1257): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace e4a8399fdaf28148 ]--- FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 16457 Comm: syz-executor.0 Tainted: G W 5.10.90 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x163 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x10 mm/slab_common.c:1193 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x5b/0x350 mm/slub.c:2909 mem_pool_alloc mm/kmemleak.c:423 [inline] create_object.isra.0+0x3a/0xa20 mm/kmemleak.c:578 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:534 [inline] slab_alloc_node mm/slub.c:2896 [inline] kmem_cache_alloc_node+0x169/0x370 mm/slub.c:2932 __alloc_skb+0x6d/0x620 net/core/skbuff.c:198 alloc_skb include/linux/skbuff.h:1094 [inline] netlink_alloc_large_skb net/netlink/af_netlink.c:1183 [inline] netlink_sendmsg+0x98a/0xdf0 net/netlink/af_netlink.c:1907 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0x150/0x190 net/socket.c:671 ____sys_sendmsg+0x709/0x870 net/socket.c:2342 ___sys_sendmsg+0xf3/0x170 net/socket.c:2396 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2429 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fa140a9cb19 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:00007fa13e012188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa140baff60 RCX: 00007fa140a9cb19 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 00007fa13e0121d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd27abc56f R14: 00007fa13e012300 R15: 0000000000022000 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=16477 comm=syz-executor.7