------------[ cut here ]------------ WARNING: CPU: 0 PID: 7794 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 7794 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 7794 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 loop6: detected capacity change from 0 to 8388096 Modules linked in: CPU: 0 PID: 7794 Comm: syz-executor.7 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:ffff888017c679a8 EFLAGS: 00010212 RAX: 000000000000017a RBX: ffff88804ba0fe00 RCX: ffffc900007ef000 RDX: 0000000000040000 RSI: ffffffff816af0e0 RDI: 0000000000000005 RBP: 0000000020400000 R08: 0000000000000000 R09: ffff88800fb2dbbf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11002f8cf3e R13: ffffffff856799bc R14: 0000000000000000 R15: 0000000000000001 FS: 00007f4189910700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe648d6e010 CR3: 00000000471aa000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 00000000dddd06aa 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2876 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+0xde/0x560 mm/mmap.c:1641 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f418c39ab19 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:00007f4189910188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f418c4adf60 RCX: 00007f418c39ab19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f418c3f4f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffff733b0ef R14: 00007f4189910300 R15: 0000000000022000 irq event stamp: 975 hardirqs last enabled at (987): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (998): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (862): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (817): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace eabcaf9e89d0bba7 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7794 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 7794 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 7794 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 7794 Comm: syz-executor.7 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:ffff888017c679a8 EFLAGS: 00010216 RAX: 000000000002024f RBX: ffff88804ba0fe00 RCX: ffffc900007ef000 RDX: 0000000000040000 RSI: ffffffff816af0e0 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff88800fb2dbbf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11002f8cf3e R13: ffffffff856799bc R14: 0000000000000000 R15: 0000000000000003 FS: 00007f4189910700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe648d6e010 CR3: 00000000471aa000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 00000000dddd06aa 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2876 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+0xde/0x560 mm/mmap.c:1641 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f418c39ab19 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:00007f4189910188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f418c4adf60 RCX: 00007f418c39ab19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f418c3f4f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffff733b0ef R14: 00007f4189910300 R15: 0000000000022000 irq event stamp: 1585 hardirqs last enabled at (1595): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1604): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1322): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1277): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace eabcaf9e89d0bba8 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7804 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 7804 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 7804 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 7804 Comm: syz-executor.7 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:ffff888046b4f9a8 EFLAGS: 00010216 RAX: 000000000000020b RBX: ffff88804f834d00 RCX: ffffc900009f0000 RDX: 0000000000040000 RSI: ffffffff816af0e0 RDI: 0000000000000005 RBP: 0000000020400000 R08: 0000000000000000 R09: ffff88800fb2dbbf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11008d69f3e R13: ffffffff856799bc R14: 0000000000000000 R15: 0000000000000001 FS: 00007f41898ef700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f41898ef718 CR3: 00000000471aa000 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2876 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+0xde/0x560 mm/mmap.c:1641 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f418c39ab19 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:00007f41898ef188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f418c4ae020 RCX: 00007f418c39ab19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f418c3f4f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffff733b0ef R14: 00007f41898ef300 R15: 0000000000022000 irq event stamp: 501 hardirqs last enabled at (511): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (520): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (0): [] copy_process+0x16eb/0x78b0 kernel/fork.c:2160 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace eabcaf9e89d0bba9 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7804 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 7804 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 7804 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 7804 Comm: syz-executor.7 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:ffff888046b4f9a8 EFLAGS: 00010212 RAX: 00000000000196a5 RBX: ffff88804f834d00 RCX: ffffc900009f0000 RDX: 0000000000040000 RSI: ffffffff816af0e0 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff88800fb2dbbf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11008d69f3e R13: ffffffff856799bc R14: 0000000000000000 R15: 0000000000000001 FS: 00007f41898ef700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f41898ef718 CR3: 00000000471aa000 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2876 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+0xde/0x560 mm/mmap.c:1641 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f418c39ab19 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:00007f41898ef188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f418c4ae020 RCX: 00007f418c39ab19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f418c3f4f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffff733b0ef R14: 00007f41898ef300 R15: 0000000000022000 irq event stamp: 1017 hardirqs last enabled at (1027): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1036): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (0): [] copy_process+0x16eb/0x78b0 kernel/fork.c:2160 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace eabcaf9e89d0bbaa ]--- FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 7808 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_trace+0x151/0x320 mm/slub.c:2921 kmalloc include/linux/slab.h:552 [inline] kzalloc include/linux/slab.h:664 [inline] alloc_pipe_info+0x10a/0x590 fs/pipe.c:787 splice_direct_to_actor+0x774/0x980 fs/splice.c:831 do_splice_direct+0x1c4/0x290 fs/splice.c:979 do_sendfile+0x553/0x11e0 fs/read_write.c:1257 __do_sys_sendfile64 fs/read_write.c:1318 [inline] __se_sys_sendfile64 fs/read_write.c:1304 [inline] __x64_sys_sendfile64+0x1d1/0x210 fs/read_write.c:1304 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fd8cbac7b19 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:00007fd8c903d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007fd8cbbdaf60 RCX: 00007fd8cbac7b19 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 RBP: 00007fd8c903d1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000100000001 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fffdfac1b0f R14: 00007fd8c903d300 R15: 0000000000022000 loop6: detected capacity change from 0 to 8388096