------------[ cut here ]------------ WARNING: CPU: 1 PID: 4683 at mm/page_alloc.c:4935 trace_mm_page_alloc include/trace/events/kmem.h:193 [inline] WARNING: CPU: 1 PID: 4683 at mm/page_alloc.c:4935 __alloc_pages_nodemask+0x595/0x680 mm/page_alloc.c:4979 Modules linked in: CPU: 1 PID: 4683 Comm: syz-executor.7 Not tainted 5.10.56 #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 40 41 2d 84 be c1 00 00 00 48 c7 c7 a0 41 2d 84 c6 05 c9 a3 dd 03 01 e8 fb a8 52 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:ffff88804569f3d0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff11008ad3e7e RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040dc0 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000015 R13: 0000000000000015 R14: 0000000000000000 R15: ffff88800e789980 FS: 00007fc229ed4700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000202022ff CR3: 0000000046246000 CR4: 0000000000350ee0 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_array include/linux/slab.h:592 [inline] kcalloc include/linux/slab.h:603 [inline] netlbl_cipsov4_add_std net/netlabel/netlabel_cipso_v4.c:188 [inline] netlbl_cipsov4_add+0x5a9/0x23e0 net/netlabel/netlabel_cipso_v4.c:416 genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x33c/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2496 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1306 [inline] netlink_unicast+0x53a/0x7e0 net/netlink/af_netlink.c:1332 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0x150/0x190 net/socket.c:671 ____sys_sendmsg+0x709/0x870 net/socket.c:2340 ___sys_sendmsg+0xf3/0x170 net/socket.c:2394 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2427 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x466609 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:00007fc229ed4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 0000000000466609 RDX: 0000000000000000 RSI: 0000000020000480 RDI: 0000000000000005 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007fff540054af R14: 00007fc229ed4300 R15: 0000000000022000 irq event stamp: 1345 hardirqs last enabled at (1353): [] console_unlock+0x929/0xb30 kernel/printk/printk.c:2552 hardirqs last disabled at (1362): [] console_unlock+0x835/0xb30 kernel/printk/printk.c:2467 softirqs last enabled at (1042): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1037): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace d29cda375914f0d1 ]--- FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 4692 Comm: syz-executor.5 Tainted: G W 5.10.56 #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:2814 [inline] slab_alloc mm/slub.c:2897 [inline] kmem_cache_alloc+0x5b/0x350 mm/slub.c:2902 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:2889 [inline] slab_alloc mm/slub.c:2897 [inline] kmem_cache_alloc+0x159/0x350 mm/slub.c:2902 getname_flags.part.0+0x50/0x4f0 fs/namei.c:138 getname_flags include/linux/audit.h:320 [inline] getname+0x8e/0xd0 fs/namei.c:209 do_sys_openat2+0xf5/0x420 fs/open.c:1174 do_sys_open fs/open.c:1196 [inline] __do_sys_openat fs/open.c:1212 [inline] __se_sys_openat fs/open.c:1207 [inline] __x64_sys_openat+0x13f/0x1f0 fs/open.c:1207 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x4196c4 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 RSP: 002b:00007fec50a2d060 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004196c4 RDX: 0000000000000002 RSI: 00007fec50a2d0f0 RDI: 00000000ffffff9c RBP: 00007fec50a2d0f0 R08: 0000000000000000 R09: 00007fec50a2cf70 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 00007fff7f61552f R14: 00007fec50a2d300 R15: 0000000000022000 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 1 CPU: 1 PID: 4696 Comm: syz-executor.5 Tainted: G W 5.10.56 #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 strncpy_from_user+0x34/0x460 lib/strncpy_from_user.c:118 getname_flags.part.0+0x95/0x4f0 fs/namei.c:149 getname_flags include/linux/audit.h:320 [inline] getname+0x8e/0xd0 fs/namei.c:209 do_sys_openat2+0xf5/0x420 fs/open.c:1174 do_sys_open fs/open.c:1196 [inline] __do_sys_openat fs/open.c:1212 [inline] __se_sys_openat fs/open.c:1207 [inline] __x64_sys_openat+0x13f/0x1f0 fs/open.c:1207 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x4196c4 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 RSP: 002b:00007fec50a2d060 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004196c4 RDX: 0000000000000002 RSI: 00007fec50a2d0f0 RDI: 00000000ffffff9c RBP: 00007fec50a2d0f0 R08: 0000000000000000 R09: 00007fec50a2cf70 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 00007fff7f61552f R14: 00007fec50a2d300 R15: 0000000000022000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 4706 Comm: syz-executor.5 Tainted: G W 5.10.56 #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:2814 [inline] slab_alloc mm/slub.c:2897 [inline] kmem_cache_alloc+0x5b/0x350 mm/slub.c:2902 kmem_cache_zalloc include/linux/slab.h:654 [inline] __alloc_file+0x21/0x310 fs/file_table.c:101 alloc_empty_file+0x6d/0x170 fs/file_table.c:151 path_openat+0xde/0x26c0 fs/namei.c:3346 do_filp_open+0x17e/0x3c0 fs/namei.c:3387 do_sys_openat2+0x16d/0x420 fs/open.c:1180 do_sys_open fs/open.c:1196 [inline] __do_sys_openat fs/open.c:1212 [inline] __se_sys_openat fs/open.c:1207 [inline] __x64_sys_openat+0x13f/0x1f0 fs/open.c:1207 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x4196c4 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 RSP: 002b:00007fec50a2d060 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004196c4 RDX: 0000000000000002 RSI: 00007fec50a2d0f0 RDI: 00000000ffffff9c RBP: 00007fec50a2d0f0 R08: 0000000000000000 R09: 00007fec50a2cf70 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 00007fff7f61552f R14: 00007fec50a2d300 R15: 0000000000022000