WARNING: CPU: 1 PID: 65487 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 65487 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 65487 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 65487 Comm: syz-executor.7 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 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:ffff888047c179a0 EFLAGS: 00010202 RAX: 0000000000000120 RBX: ffff888015bf2600 RCX: ffffc90012316000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020400000 R08: 0000000000000000 R09: ffff8880517f8ebf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11008f82f3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007ff42a94c700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff42d4e6000 CR3: 000000004e2c0000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2880 do_munmap mm/mmap.c:2934 [inline] munmap_vma_range mm/mmap.c:600 [inline] __mmap_region mm/mmap.c:1767 [inline] mmap_region+0x7cc/0x1500 mm/mmap.c:2957 do_mmap+0x868/0x1370 mm/mmap.c:1594 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1645 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7ff42d3d6b19 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:00007ff42a94c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007ff42d4e9f60 RCX: 00007ff42d3d6b19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007ff42d430f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffb989159f R14: 00007ff42a94c300 R15: 0000000000022000 irq event stamp: 723 hardirqs last enabled at (733): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (742): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (604): [] asm_call_irq_on_stack+0x12/0x20 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 softirqs last disabled at (599): [] asm_call_irq_on_stack+0x12/0x20 CPU: 0 PID: 65559 Comm: syz-executor.5 Not tainted 5.10.244 #1 ---[ end trace b01f0dafc2e8b7f3 ]--- 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 ------------[ cut here ]------------ _copy_from_user+0x2e/0x1b0 lib/usercopy.c:15 copy_from_user include/linux/uaccess.h:192 [inline] __copy_msghdr_from_user+0x91/0x4b0 net/socket.c:2260 WARNING: CPU: 1 PID: 65487 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 65487 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 65487 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: copy_msghdr_from_user net/socket.c:2311 [inline] sendmsg_copy_msghdr+0xa1/0x160 net/socket.c:2409 CPU: 1 PID: 65487 Comm: syz-executor.7 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:ffff888047c179a0 EFLAGS: 00010216 ___sys_sendmsg+0xc6/0x170 net/socket.c:2428 RAX: 00000000000241ab RBX: ffff888015bf2600 RCX: ffffc90012316000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff8880517f8ebf __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11008f82f3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007ff42a94c700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff42d4e6000 CR3: 000000004e2c0000 CR4: 0000000000350ee0 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fd6ccefcb19 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 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 RSP: 002b:00007fd6ca472188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e Call Trace: RAX: ffffffffffffffda RBX: 00007fd6cd00ff60 RCX: 00007fd6ccefcb19 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 RBP: 00007fd6ca4721d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffeb99b0d5f R14: 00007fd6ca472300 R15: 0000000000022000 hpet_rtc_timer_reinit: 4 callbacks suppressed hpet: Lost 1 RTC interrupts __vma_adjust+0xbf3/0x2510 mm/mmap.c:843 vma_adjust include/linux/mm.h:2548 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2782 __do_munmap+0xfae/0x1260 mm/mmap.c:2880 do_munmap mm/mmap.c:2934 [inline] munmap_vma_range mm/mmap.c:600 [inline] __mmap_region mm/mmap.c:1767 [inline] mmap_region+0x7cc/0x1500 mm/mmap.c:2957 do_mmap+0x868/0x1370 mm/mmap.c:1594 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1645 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7ff42d3d6b19 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:00007ff42a94c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007ff42d4e9f60 RCX: 00007ff42d3d6b19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007ff42d430f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffb989159f R14: 00007ff42a94c300 R15: 0000000000022000 irq event stamp: 1505 hardirqs last enabled at (1513): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1522): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1232): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1227): [] asm_call_irq_on_stack+0x12/0x20 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 ---[ end trace b01f0dafc2e8b7f4 ]--- CPU: 0 PID: 65606 Comm: syz-executor.5 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 _copy_from_user+0x2e/0x1b0 lib/usercopy.c:15 copy_from_user include/linux/uaccess.h:192 [inline] copy_iovec_from_user lib/iov_iter.c:1687 [inline] iovec_from_user lib/iov_iter.c:1722 [inline] iovec_from_user+0x141/0x400 lib/iov_iter.c:1697 __import_iovec+0x67/0x590 lib/iov_iter.c:1740 import_iovec+0x83/0xb0 lib/iov_iter.c:1805 copy_msghdr_from_user net/socket.c:2316 [inline] sendmsg_copy_msghdr+0x131/0x160 net/socket.c:2409 ___sys_sendmsg+0xc6/0x170 net/socket.c:2428 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fd6ccefcb19 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:00007fd6ca472188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fd6cd00ff60 RCX: 00007fd6ccefcb19 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 RBP: 00007fd6ca4721d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffeb99b0d5f R14: 00007fd6ca472300 R15: 0000000000022000 hpet: Lost 1 RTC interrupts ------------[ cut here ]------------ WARNING: CPU: 0 PID: 65487 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 65487 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 65487 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 65487 Comm: syz-executor.7 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:ffff888047c179a0 EFLAGS: 00010216 RAX: 0000000000000115 RBX: ffff888021566900 RCX: ffffc90012316000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020400000 R08: 0000000000000000 R09: ffff8880517f8ebf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11008f82f3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007ff42a94c700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff42a92b718 CR3: 000000004e2c0000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2880 do_munmap mm/mmap.c:2934 [inline] munmap_vma_range mm/mmap.c:600 [inline] __mmap_region mm/mmap.c:1767 [inline] mmap_region+0x7cc/0x1500 mm/mmap.c:2957 do_mmap+0x868/0x1370 mm/mmap.c:1594 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1645 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7ff42d3d6b19 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:00007ff42a94c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007ff42d4e9f60 RCX: 00007ff42d3d6b19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007ff42d430f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffb989159f R14: 00007ff42a94c300 R15: 0000000000022000 irq event stamp: 2527 hardirqs last enabled at (2535): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (2544): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (2080): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (2029): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace b01f0dafc2e8b7f5 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 65487 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 65487 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 65487 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 65487 Comm: syz-executor.7 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:ffff888047c179a0 EFLAGS: 00010212 RAX: 000000000001ae08 RBX: ffff888021566900 RCX: ffffc90012316000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff8880517f8ebf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11008f82f3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007ff42a94c700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff42a92b718 CR3: 000000004e2c0000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2880 do_munmap mm/mmap.c:2934 [inline] munmap_vma_range mm/mmap.c:600 [inline] __mmap_region mm/mmap.c:1767 [inline] mmap_region+0x7cc/0x1500 mm/mmap.c:2957 do_mmap+0x868/0x1370 mm/mmap.c:1594 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1645 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7ff42d3d6b19 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:00007ff42a94c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007ff42d4e9f60 RCX: 00007ff42d3d6b19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007ff42d430f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffb989159f R14: 00007ff42a94c300 R15: 0000000000022000 irq event stamp: 3053 hardirqs last enabled at (3061): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (3072): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (2080): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (2029): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace b01f0dafc2e8b7f6 ]---