Warning: Permanently added '10.128.10.23' (ECDSA) to the list of known hosts. executing program [ 59.360040] audit: type=1400 audit(1556290672.556:36): avc: denied { map } for pid=7813 comm="syz-executor369" path="/root/syz-executor369148577" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 59.378309] IPVS: ftp: loaded support on port[0] = 21 [ 59.499797] WARNING: CPU: 1 PID: 7819 at fs/attr.c:234 notify_change+0xca2/0xfb0 [ 59.507533] Kernel panic - not syncing: panic_on_warn set ... [ 59.507533] [ 59.514906] CPU: 1 PID: 7819 Comm: syz-executor369 Not tainted 4.19.36 #4 [ 59.522179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.531640] Call Trace: [ 59.534288] dump_stack+0x172/0x1f0 [ 59.537964] panic+0x263/0x51d [ 59.541167] ? __warn_printk+0xf3/0xf3 [ 59.545176] ? notify_change+0xca2/0xfb0 [ 59.549286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.554876] ? __warn.cold+0x5/0x54 [ 59.558511] ? __warn+0xe8/0x1d0 [ 59.561917] ? notify_change+0xca2/0xfb0 [ 59.565991] __warn.cold+0x20/0x54 [ 59.569835] ? notify_change+0xca2/0xfb0 [ 59.573995] report_bug+0x263/0x2b0 [ 59.577693] do_error_trap+0x204/0x360 [ 59.581625] ? math_error+0x340/0x340 [ 59.585777] ? kasan_check_read+0x11/0x20 [ 59.589970] ? do_raw_spin_unlock+0x57/0x270 [ 59.594612] ? error_entry+0x76/0xd0 [ 59.598532] ? trace_hardirqs_off_caller+0x65/0x220 [ 59.603756] ? simple_xattr_get+0x109/0x180 [ 59.608641] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.613501] do_invalid_op+0x1b/0x20 [ 59.617364] invalid_op+0x14/0x20 [ 59.620911] RIP: 0010:notify_change+0xca2/0xfb0 [ 59.626050] Code: 04 e8 09 00 e8 1f 5a b9 ff 4c 8b 7c 24 20 4c 89 ff e8 62 dc 42 01 89 de 4c 89 ff e8 48 f8 42 01 e9 33 fa ff ff e8 fe 59 b9 ff <0f> 0b e9 42 f4 ff ff e8 f2 59 b9 ff 44 89 f3 4c 89 ea 48 b8 00 00 [ 59.645467] RSP: 0018:ffff888095c274d0 EFLAGS: 00010293 [ 59.651193] RAX: ffff88808d594240 RBX: 0000000000004200 RCX: ffffffff81b1df52 [ 59.659174] RDX: 0000000000000000 RSI: ffffffff81b1eb12 RDI: 0000000000000007 [ 59.675559] RBP: ffff888095c27520 R08: ffff88808d594240 R09: ffffed10148e658e [ 59.686230] R10: ffffed10148e658d R11: ffff8880a4732c6f R12: ffff888095c27570 [ 59.694510] R13: ffff8880a4732b90 R14: 0000000000000000 R15: ffff888095c27600 [ 59.702308] ? notify_change+0xe2/0xfb0 [ 59.706291] ? notify_change+0xca2/0xfb0 [ 59.710384] file_remove_privs+0x2a9/0x480 [ 59.714636] ? dentry_needs_remove_privs.part.0+0x80/0x80 [ 59.720207] ? kernel_text_address+0x73/0xf0 [ 59.724645] ? __kernel_text_address+0xd/0x40 [ 59.729185] ? unwind_get_return_address+0x61/0xa0 [ 59.734222] ? __save_stack_trace+0x99/0x100 [ 59.738746] __generic_file_write_iter+0x15e/0x630 [ 59.743705] blkdev_write_iter+0x233/0x440 [ 59.747982] ? __blkdev_get+0x1660/0x1660 [ 59.752167] ? ___might_sleep+0x163/0x280 [ 59.756339] do_iter_readv_writev+0x55d/0x830 [ 59.760880] ? vfs_dedupe_file_range+0x6f0/0x6f0 [ 59.765695] ? security_file_permission+0x8f/0x230 [ 59.770658] ? rw_verify_area+0x118/0x360 [ 59.774842] do_iter_write+0x184/0x600 [ 59.778749] ? rcu_read_lock_sched_held+0x110/0x130 [ 59.783786] ? __kmalloc+0x5e4/0x750 [ 59.787509] vfs_iter_write+0x77/0xb0 [ 59.791323] iter_file_splice_write+0x667/0xbe0 [ 59.796017] ? atime_needs_update+0x5f0/0x5f0 [ 59.800532] ? page_cache_pipe_buf_confirm+0x2b0/0x2b0 [ 59.805927] ? security_file_permission+0x8f/0x230 [ 59.810893] ? rw_verify_area+0x118/0x360 [ 59.815054] ? page_cache_pipe_buf_confirm+0x2b0/0x2b0 [ 59.820362] direct_splice_actor+0x126/0x1a0 [ 59.824887] splice_direct_to_actor+0x2ea/0x890 [ 59.829578] ? generic_pipe_buf_nosteal+0x10/0x10 [ 59.834451] ? do_splice_to+0x190/0x190 [ 59.838519] ? security_file_permission+0x8f/0x230 [ 59.843461] ? rw_verify_area+0x118/0x360 [ 59.847624] do_splice_direct+0x1da/0x2a0 [ 59.851796] ? splice_direct_to_actor+0x890/0x890 [ 59.856769] ? security_file_permission+0x8f/0x230 [ 59.861728] ? rw_verify_area+0x118/0x360 [ 59.865891] do_sendfile+0x597/0xce0 [ 59.869625] ? do_compat_pwritev64+0x1c0/0x1c0 [ 59.874234] ? __x64_sys_futex+0x40d/0x590 [ 59.878482] __x64_sys_sendfile64+0x1dd/0x220 [ 59.882996] ? __ia32_sys_sendfile+0x230/0x230 [ 59.887763] ? do_syscall_64+0x26/0x610 [ 59.898171] ? lockdep_hardirqs_on+0x415/0x5d0 [ 59.902889] ? trace_hardirqs_on+0x67/0x230 [ 59.907231] do_syscall_64+0x103/0x610 [ 59.911163] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.916381] RIP: 0033:0x44a1c9 [ 59.919676] Code: e8 4c bc 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0f 83 0b d3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.939669] RSP: 002b:00007ff43ef2bce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 59.947769] RAX: ffffffffffffffda RBX: 00000000006dbc58 RCX: 000000000044a1c9 [ 59.955270] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 [ 59.962765] RBP: 00000000006dbc50 R08: 0000000000000000 R09: 0000000000000000 [ 59.970229] R10: 0020000102000007 R11: 0000000000000246 R12: 00000000006dbc5c [ 59.978517] R13: 00007fff418b577f R14: 00007ff43ef2c9c0 R15: 000000000000002d [ 59.987287] Kernel Offset: disabled [ 59.991080] Rebooting in 86400 seconds..