WARNING: CPU: 1 PID: 16870 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 16870 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 16870 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 16870 Comm: syz-executor.4 Not tainted 5.10.244 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:525 [inline] RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:523 [inline] RIP: 0010:hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 8a fb 7c 02 31 ff 41 89 c6 89 c6 e8 0e d4 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 b0 da d5 ff <0f> 0b e9 52 fe ff ff e8 a4 da d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff8880387cfad8 EFLAGS: 00010216 RAX: 0000000000000151 RBX: ffff88800d561300 RCX: ffffc90005c15000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff88803fe438bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110070f9f64 R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007fbb8dd86700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbb90924018 CR3: 000000005398e000 CR4: 0000000000350ee0 Call Trace: __vma_adjust+0xbe8/0x2510 mm/mmap.c:842 vma_adjust include/linux/mm.h:2548 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2782 split_vma+0x99/0xe0 mm/mmap.c:2813 mprotect_fixup+0x669/0x8c0 mm/mprotect.c:467 do_mprotect_pkey+0x518/0x940 mm/mprotect.c:619 __do_sys_pkey_mprotect mm/mprotect.c:652 [inline] __se_sys_pkey_mprotect mm/mprotect.c:649 [inline] __x64_sys_pkey_mprotect+0x93/0x100 mm/mprotect.c:649 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fbb90810b19 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:00007fbb8dd86188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007fbb90923f60 RCX: 00007fbb90810b19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007fbb9086af6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd4c8cd8af R14: 00007fbb8dd86300 R15: 0000000000022000 irq event stamp: 1057 hardirqs last enabled at (1067): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1076): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (758): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (717): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 2dae41624c4f0463 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 16870 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 16870 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 16870 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 16870 Comm: syz-executor.4 Tainted: G W 5.10.244 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:525 [inline] RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:523 [inline] RIP: 0010:hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 8a fb 7c 02 31 ff 41 89 c6 89 c6 e8 0e d4 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 b0 da d5 ff <0f> 0b e9 52 fe ff ff e8 a4 da d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff8880387cfad8 EFLAGS: 00010216 RAX: 0000000000020bca RBX: ffff88800d561300 RCX: ffffc90005c15000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020c00000 R08: 0000000000000000 R09: ffff88803fe438bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110070f9f64 R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007fbb8dd86700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbb90924018 CR3: 000000005398e000 CR4: 0000000000350ee0 Call Trace: __vma_adjust+0xbf3/0x2510 mm/mmap.c:843 vma_adjust include/linux/mm.h:2548 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2782 split_vma+0x99/0xe0 mm/mmap.c:2813 mprotect_fixup+0x669/0x8c0 mm/mprotect.c:467 do_mprotect_pkey+0x518/0x940 mm/mprotect.c:619 __do_sys_pkey_mprotect mm/mprotect.c:652 [inline] __se_sys_pkey_mprotect mm/mprotect.c:649 [inline] __x64_sys_pkey_mprotect+0x93/0x100 mm/mprotect.c:649 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fbb90810b19 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:00007fbb8dd86188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007fbb90923f60 RCX: 00007fbb90810b19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007fbb9086af6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd4c8cd8af R14: 00007fbb8dd86300 R15: 0000000000022000 irq event stamp: 1551 hardirqs last enabled at (1561): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 16865 Comm: syz-executor.1 Tainted: G W 5.10.244 #1 hardirqs last disabled at (1568): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1106 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 softirqs last enabled at (758): [] asm_call_irq_on_stack+0x12/0x20 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2914 softirqs last disabled at (717): [] asm_call_irq_on_stack+0x12/0x20 mem_pool_alloc mm/kmemleak.c:424 [inline] create_object.isra.0+0x3a/0xa30 mm/kmemleak.c:581 ---[ end trace 2dae41624c4f0464 ]--- kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:531 [inline] slab_alloc_node mm/slub.c:2901 [inline] kmem_cache_alloc_node+0x169/0x330 mm/slub.c:2937 __alloc_skb+0x6d/0x5b0 net/core/skbuff.c:200 alloc_skb include/linux/skbuff.h:1099 [inline] __ip6_append_data.isra.0+0x2c0d/0x3b90 net/ipv6/ip6_output.c:1657 ip6_make_skb+0x2df/0x4e0 net/ipv6/ip6_output.c:2020 udpv6_sendmsg+0x2128/0x2b40 net/ipv6/udp.c:1554 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. inet6_sendmsg+0x105/0x140 net/ipv6/af_inet6.c:661 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0xf2/0x190 net/socket.c:663 ____sys_sendmsg+0x334/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmmsg+0x195/0x470 net/socket.c:2518 __do_sys_sendmmsg net/socket.c:2547 [inline] __se_sys_sendmmsg net/socket.c:2544 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2544 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fe325347b19 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:00007fe3228bd188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007fe32545af60 RCX: 00007fe325347b19 RDX: 0000000000000001 RSI: 0000000020000080 RDI: 0000000000000005 RBP: 00007fe3228bd1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007fff87aa8eff R14: 00007fe3228bd300 R15: 0000000000022000 netlink: 'syz-executor.0': attribute type 14 has an invalid length. netlink: 'syz-executor.0': attribute type 14 has an invalid length. FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 16903 Comm: syz-executor.1 Tainted: G W 5.10.244 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 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+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] __kmalloc_node_track_caller+0x74/0x3b0 mm/slub.c:4501 __kmalloc_reserve net/core/skbuff.c:144 [inline] __alloc_skb+0xb1/0x5b0 net/core/skbuff.c:212 alloc_skb include/linux/skbuff.h:1099 [inline] __ip6_append_data.isra.0+0x2c0d/0x3b90 net/ipv6/ip6_output.c:1657 ip6_make_skb+0x2df/0x4e0 net/ipv6/ip6_output.c:2020 udpv6_sendmsg+0x2128/0x2b40 net/ipv6/udp.c:1554 inet6_sendmsg+0x105/0x140 net/ipv6/af_inet6.c:661 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0xf2/0x190 net/socket.c:663 ____sys_sendmsg+0x334/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmmsg+0x195/0x470 net/socket.c:2518 __do_sys_sendmmsg net/socket.c:2547 [inline] __se_sys_sendmmsg net/socket.c:2544 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2544 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fe325347b19 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:00007fe3228bd188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007fe32545af60 RCX: 00007fe325347b19 RDX: 0000000000000001 RSI: 0000000020000080 RDI: 0000000000000005 RBP: 00007fe3228bd1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007fff87aa8eff R14: 00007fe3228bd300 R15: 0000000000022000 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=16908 comm=syz-executor.2 platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=16918 comm=syz-executor.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: 1 PID: 16926 Comm: syz-executor.1 Tainted: G W 5.10.244 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 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+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2914 mem_pool_alloc mm/kmemleak.c:424 [inline] create_object.isra.0+0x3a/0xa30 mm/kmemleak.c:581 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:531 [inline] slab_alloc_node mm/slub.c:2901 [inline] kmem_cache_alloc_node+0x169/0x330 mm/slub.c:2937 __alloc_skb+0x6d/0x5b0 net/core/skbuff.c:200 alloc_skb include/linux/skbuff.h:1099 [inline] __ip6_append_data.isra.0+0x2c0d/0x3b90 net/ipv6/ip6_output.c:1657 ip6_make_skb+0x2df/0x4e0 net/ipv6/ip6_output.c:2020 udpv6_sendmsg+0x2128/0x2b40 net/ipv6/udp.c:1554 inet6_sendmsg+0x105/0x140 net/ipv6/af_inet6.c:661 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0xf2/0x190 net/socket.c:663 ____sys_sendmsg+0x334/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmmsg+0x195/0x470 net/socket.c:2518 __do_sys_sendmmsg net/socket.c:2547 [inline] __se_sys_sendmmsg net/socket.c:2544 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2544 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fe325347b19 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:00007fe3228bd188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007fe32545af60 RCX: 00007fe325347b19 RDX: 0000000000000001 RSI: 0000000020000080 RDI: 0000000000000005 RBP: 00007fe3228bd1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007fff87aa8eff R14: 00007fe3228bd300 R15: 0000000000022000