security_file_ioctl+0x9b/0x240 security/security.c:2913 __do_sys_ioctl fs/ioctl.c:901 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0xb7/0x210 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f ------------[ cut here ]------------ kernel BUG at mm/filemap.c:3442! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 12964 Comm: syz.5.2239 Not tainted 6.16.0-rc2-syzkaller-00318-g739a6c93cc75 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:filemap_fault+0x1847/0x26c0 mm/filemap.c:3442 Code: 00 e9 d2 ec ff ff 48 8b 7c 24 28 e8 23 39 2e 00 e9 79 f3 ff ff e8 29 61 c7 ff 48 c7 c6 a0 1f b9 8b 48 89 df e8 ba 9e 10 00 90 <0f> 0b e8 12 61 c7 ff 48 c7 c6 a0 15 b9 8b 48 89 df e8 a3 9e 10 00 RSP: 0018:ffffc90006807760 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffffea00012db980 RCX: 0000000000000000 RDX: ffff888025d6c880 RSI: ffffffff81f4bb36 RDI: ffff888025d6ccc4 RBP: ffffc90006807990 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff90a80f57 R11: 0000000000000002 R12: ffff88802789b678 R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000 FS: 00007f5b808ac6c0(0000) GS:ffff8880d6753000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c2e4755 CR3: 00000000486b3000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000004520 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: __do_fault+0x10d/0x490 mm/memory.c:5189 do_shared_fault mm/memory.c:5674 [inline] do_fault mm/memory.c:5748 [inline] do_pte_missing mm/memory.c:4251 [inline] handle_pte_fault mm/memory.c:6089 [inline] __handle_mm_fault+0x374c/0x5490 mm/memory.c:6232 handle_mm_fault+0x589/0xd10 mm/memory.c:6401 faultin_page mm/gup.c:1186 [inline] __get_user_pages+0x589/0x3b80 mm/gup.c:1488 __get_user_pages_locked mm/gup.c:1818 [inline] faultin_page_range+0x39c/0x980 mm/gup.c:1978 madvise_populate mm/madvise.c:974 [inline] madvise_do_behavior+0x268/0x3f0 mm/madvise.c:1731 do_madvise+0x161/0x230 mm/madvise.c:1826 __do_sys_madvise mm/madvise.c:1835 [inline] __se_sys_madvise mm/madvise.c:1833 [inline] __x64_sys_madvise+0xa9/0x110 mm/madvise.c:1833 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5b7f98e929 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5b808ac038 EFLAGS: 00000246 ORIG_RAX: 000000000000001c RAX: ffffffffffffffda RBX: 00007f5b7fbb5fa0 RCX: 00007f5b7f98e929 RDX: 0000000000000017 RSI: 0000000000c00000 RDI: 0000200000000000 RBP: 00007f5b7fa10b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f5b7fbb5fa0 R15: 00007ffec126f668 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:filemap_fault+0x1847/0x26c0 mm/filemap.c:3442 Code: 00 e9 d2 ec ff ff 48 8b 7c 24 28 e8 23 39 2e 00 e9 79 f3 ff ff e8 29 61 c7 ff 48 c7 c6 a0 1f b9 8b 48 89 df e8 ba 9e 10 00 90 <0f> 0b e8 12 61 c7 ff 48 c7 c6 a0 15 b9 8b 48 89 df e8 a3 9e 10 00 RSP: 0018:ffffc90006807760 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffffea00012db980 RCX: 0000000000000000 RDX: ffff888025d6c880 RSI: ffffffff81f4bb36 RDI: ffff888025d6ccc4 RBP: ffffc90006807990 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff90a80f57 R11: 0000000000000002 R12: ffff88802789b678 R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000 FS: 00007f5b808ac6c0(0000) GS:ffff8880d6753000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f036e30ef98 CR3: 00000000486b3000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000004520 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400