------------[ cut here ]------------ WARNING: CPU: 1 PID: 13235 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 13235 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 13235 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 13235 Comm: syz-executor.2 Not tainted 5.10.239 #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 4a cb 7c 02 31 ff 41 89 c6 89 c6 e8 3e d9 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 e0 df d5 ff <0f> 0b e9 52 fe ff ff e8 d4 df d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff88804875fad8 EFLAGS: 00010216 RAX: 00000000000000fa RBX: ffff88801b3e1800 RCX: ffffc90003e30000 RDX: 0000000000040000 RSI: ffffffff816af0e0 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff88804951bfbf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110090ebf64 R13: ffffffff856799bc R14: 0000000000000000 R15: 0000000000000001 FS: 00007fe9a769e700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cf22000 CR3: 0000000046902000 CR4: 0000000000350ee0 Call Trace: __vma_adjust+0xbe8/0x2510 mm/mmap.c:841 vma_adjust include/linux/mm.h:2537 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2778 split_vma+0x99/0xe0 mm/mmap.c:2809 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: 0033:0x7fe9aa128b19 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:00007fe9a769e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007fe9aa23bf60 RCX: 00007fe9aa128b19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007fe9aa182f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffea8ba72ef R14: 00007fe9a769e300 R15: 0000000000022000 irq event stamp: 1889 hardirqs last enabled at (1895): [] console_trylock_spinning kernel/printk/printk.c:1849 [inline] hardirqs last enabled at (1895): [] vprintk_emit+0x490/0x4e0 kernel/printk/printk.c:2059 hardirqs last disabled at (1900): [] console_trylock_spinning kernel/printk/printk.c:1828 [inline] hardirqs last disabled at (1900): [] vprintk_emit+0x422/0x4e0 kernel/printk/printk.c:2059 softirqs last enabled at (1626): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1537): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace e9ea5d5f9d91c567 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13235 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 13235 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 13235 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 13235 Comm: syz-executor.2 Tainted: G W 5.10.239 #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 4a cb 7c 02 31 ff 41 89 c6 89 c6 e8 3e d9 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 e0 df d5 ff <0f> 0b e9 52 fe ff ff e8 d4 df d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff88804875fad8 EFLAGS: 00010216 RAX: 000000000000e9c1 RBX: ffff88801b3e1800 RCX: ffffc90003e30000 RDX: 0000000000040000 RSI: ffffffff816af0e0 RDI: 0000000000000005 RBP: 0000000020c00000 R08: 0000000000000000 R09: ffff88804951bfbf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110090ebf64 R13: ffffffff856799bc R14: 0000000000000000 R15: 0000000000000001 FS: 00007fe9a769e700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cf22000 CR3: 0000000046902000 CR4: 0000000000350ee0 Call Trace: __vma_adjust+0xbf3/0x2510 mm/mmap.c:842 vma_adjust include/linux/mm.h:2537 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2778 split_vma+0x99/0xe0 mm/mmap.c:2809 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: 0033:0x7fe9aa128b19 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:00007fe9a769e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007fe9aa23bf60 RCX: 00007fe9aa128b19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007fe9aa182f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffea8ba72ef R14: 00007fe9a769e300 R15: 0000000000022000 irq event stamp: 2501 hardirqs last enabled at (2511): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (2520): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1626): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1537): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace e9ea5d5f9d91c568 ]--- FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 13248 Comm: syz-executor.4 Tainted: G W 5.10.239 #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:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x5b/0x310 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] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x159/0x310 mm/slub.c:2909 vm_area_dup+0x78/0x290 kernel/fork.c:356 __split_vma+0xa8/0x4e0 mm/mmap.c:2752 __do_munmap+0x365/0x1260 mm/mmap.c:2867 do_munmap mm/mmap.c:2930 [inline] munmap_vma_range mm/mmap.c:599 [inline] __mmap_region mm/mmap.c:1763 [inline] mmap_region+0x7c8/0x1500 mm/mmap.c:2953 do_mmap+0xcdb/0x11e0 mm/mmap.c:1590 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0x41c/0x560 mm/mmap.c:1641 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fe46eb0cb19 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:00007fe46c082188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007fe46ec1ff60 RCX: 00007fe46eb0cb19 RDX: 0000000000000000 RSI: 0000000000002000 RDI: 00000000207b1000 RBP: 00007fe46c0821d0 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd5d786e7f R14: 00007fe46c082300 R15: 0000000000022000