------------[ cut here ]------------ WARNING: CPU: 0 PID: 21995 at mm/page_alloc.c:4935 __alloc_pages_nodemask+0x560/0x680 mm/page_alloc.c:4970 Modules linked in: CPU: 0 PID: 21995 Comm: syz-executor.1 Not tainted 5.10.45 #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+0x560/0x680 mm/page_alloc.c:4935 Code: 00 00 0c 00 0f 85 86 00 00 00 4c 89 c2 44 89 e6 44 89 f7 c6 44 24 70 00 4c 89 6c 24 58 e8 98 d8 ff ff 49 89 c7 e9 41 fd ff ff <0f> 0b e9 00 fe ff ff 4c 89 44 24 18 4c 89 44 24 10 89 74 24 0c 4c RSP: 0018:ffff88805ccd73d0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff1100b99ae7e 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: ffff88800af13480 FS: 00007f4b0f311700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [EXT4 FS bs=4096, gc=1, bpg=32768, ipg=32, mo=e040e018, mo2=0002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4b0f310108 CR3: 000000005b644000 CR4: 0000000000350ef0 Call Trace: System zones: 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:836 0-7 kmalloc_order_trace+0x14/0xf0 mm/slab_common.c:852 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 EXT4-fs error (device loop5): ext4_orphan_get:1414: comm syz-executor.5: bad orphan inode 3302433 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 EXT4-fs (loop5): mounting with "discard" option, but the device does not support discard netlink_sendmsg+0x860/0xda0 net/netlink/af_netlink.c:1921 EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0x150/0x190 net/socket.c:671 ____sys_sendmsg+0x709/0x870 net/socket.c:2353 ___sys_sendmsg+0xf3/0x170 net/socket.c:2407 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2440 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:00007f4b0f311188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 0000000000466609 RDX: 0000000000000800 RSI: 0000000020000b00 RDI: 0000000000000004 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffe5acea11f R14: 00007f4b0f311300 R15: 0000000000022000 irq event stamp: 3001 CPU: 1 PID: 22005 Comm: syz-executor.7 Not tainted 5.10.45 #1 hardirqs last enabled at (3013): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:644 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 hardirqs last disabled at (3024): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1095 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xc60 lib/iov_iter.c:1007 softirqs last enabled at (2342): [] asm_call_irq_on_stack+0x12/0x20 generic_perform_write+0x26d/0x4d0 mm/filemap.c:3341 softirqs last disabled at (2311): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 20b6542e9b106626 ]--- __generic_file_write_iter+0x399/0x5d0 mm/filemap.c:3462 generic_file_write_iter+0xd7/0x220 mm/filemap.c:3494 call_write_iter include/linux/fs.h:1903 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x77f/0xa20 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x1fd/0x250 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x419777 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f9f311abf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 0000000000419777 RDX: 0000000000000022 RSI: 0000000020000580 RDI: 0000000000000004 RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff R10: 00000000000004e0 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000218 R15: 0000000000000001 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 22028 Comm: syz-executor.5 Tainted: G W 5.10.45 #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 _copy_from_user+0x2e/0x1b0 lib/usercopy.c:14 copy_from_user include/linux/uaccess.h:192 [inline] __do_sys_memfd_create+0x16d/0x450 mm/memfd.c:282 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:00007fbbee8a0f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000466609 RDX: 0000000000008400 RSI: 0000000000000000 RDI: 00000000004bee66 RBP: 0000000000000005 R08: 0000000000004200 R09: ffffffffffffffff R10: 0000000000000005 R11: 0000000000000246 R12: 0000000008100000 R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020013a00 platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 22052 Comm: syz-executor.5 Tainted: G W 5.10.45 #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:1194 slab_pre_alloc_hook mm/slab.h:516 [inline] slab_alloc_node mm/slub.c:2813 [inline] slab_alloc mm/slub.c:2896 [inline] kmem_cache_alloc+0x5b/0x350 mm/slub.c:2901 shmem_alloc_inode+0x18/0x40 mm/shmem.c:3827 alloc_inode+0x63/0x230 fs/inode.c:234 new_inode_pseudo fs/inode.c:930 [inline] new_inode+0x23/0x240 fs/inode.c:959 shmem_get_inode+0x15e/0xbc0 mm/shmem.c:2289 __shmem_file_setup mm/shmem.c:4196 [inline] __shmem_file_setup+0xb8/0x310 mm/shmem.c:4181 __do_sys_memfd_create+0x271/0x450 mm/memfd.c:307 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:00007fbbee8a0f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000466609 RDX: 0000000000008400 RSI: 0000000000000000 RDI: 00000000004bee66 RBP: 0000000000000005 R08: 0000000000004200 R09: ffffffffffffffff R10: 0000000000000005 R11: 0000000000000246 R12: 0000000008100000 R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020013a00 [EXT4 FS bs=4096, gc=1, bpg=32768, ipg=32, mo=e040e018, mo2=0002] System zones: 0-7 EXT4-fs error (device loop7): ext4_orphan_get:1414: comm syz-executor.7: bad orphan inode 3302433 EXT4-fs (loop7): mounted filesystem without journal. Opts: ,errors=continue