WARNING: CPU: 0 PID: 14332 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 14332 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 14332 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 14332 Comm: syz-executor.0 Not tainted 5.10.244 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 1 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:ffff888016ed7ad8 EFLAGS: 00010216 CPU: 1 PID: 14331 Comm: syz-executor.4 Not tainted 5.10.244 #1 RAX: 00000000000000ef RBX: ffff8880531f6c00 RCX: ffffc90007220000 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 copyout lib/iov_iter.c:144 [inline] _copy_to_iter+0x264/0x12d0 lib/iov_iter.c:625 copy_to_iter include/linux/uio.h:151 [inline] seq_read_iter+0xdcb/0x12b0 fs/seq_file.c:281 proc_reg_read_iter+0x20a/0x2e0 fs/proc/inode.c:310 call_read_iter include/linux/fs.h:2033 [inline] new_sync_read+0x424/0x6f0 fs/read_write.c:415 vfs_read+0x4da/0x620 fs/read_write.c:496 ksys_pread64 fs/read_write.c:686 [inline] __do_sys_pread64 fs/read_write.c:696 [inline] __se_sys_pread64 fs/read_write.c:693 [inline] __x64_sys_pread64+0x201/0x260 fs/read_write.c:693 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff888016fe70bf entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f8687b56b19 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 R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11002ddaf64 RSP: 002b:00007f86850cc188 EFLAGS: 00000246 ORIG_RAX: 0000000000000011 RAX: ffffffffffffffda RBX: 00007f8687c69f60 RCX: 00007f8687b56b19 RDX: 0000000000000ff8 RSI: 00000000200010c0 RDI: 0000000000000004 R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 RBP: 00007f86850cc1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffcca57bc6f R14: 00007f86850cc300 R15: 0000000000022000 FS: 00007f5817702700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f521000 CR3: 000000004dfba000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 000000000ddd062a 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: 0033:0x7f581a18cb19 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:00007f5817702188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007f581a29ff60 RCX: 00007f581a18cb19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007f581a1e6f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff74f9643f R14: 00007f5817702300 R15: 0000000000022000 irq event stamp: 1025 hardirqs last enabled at (1033): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1042): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (566): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (535): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace a0d9148749d6a2b8 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 14332 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 14332 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 14332 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 14332 Comm: syz-executor.0 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:ffff888016ed7ad8 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff8880531f6c00 RCX: ffffc90007220000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020c00000 R08: 0000000000000000 R09: ffff888016fe70bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11002ddaf64 R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f5817702700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f521000 CR3: 000000004dfba000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 000000000ddd062a 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: 0033:0x7f581a18cb19 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:00007f5817702188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007f581a29ff60 RCX: 00007f581a18cb19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007f581a1e6f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff74f9643f R14: 00007f5817702300 R15: 0000000000022000 irq event stamp: 1519 hardirqs last enabled at (1529): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1538): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (566): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (535): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace a0d9148749d6a2b9 ]--- netlink: 12 bytes leftover after parsing attributes in process `syz-executor.7'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.7'.