Warning: Permanently added '10.128.10.28' (ECDSA) to the list of known hosts. [ 65.857288] audit: type=1400 audit(1583543583.729:36): avc: denied { map } for pid=8089 comm="syz-executor885" path="/root/syz-executor885425703" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 65.877916] IPVS: ftp: loaded support on port[0] = 21 [ 65.896485] IPVS: ftp: loaded support on port[0] = 21 [ 65.906767] IPVS: ftp: loaded support on port[0] = 21 [ 65.910497] IPVS: ftp: loaded support on port[0] = 21 [ 65.917876] IPVS: ftp: loaded support on port[0] = 21 [ 65.924805] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 68.644443] ------------[ cut here ]------------ [ 68.649519] generic_make_request: Trying to write to read-only block-device loop0 (partno 0) [ 68.658310] WARNING: CPU: 1 PID: 8820 at block/blk-core.c:2180 generic_make_request_checks+0x1e5d/0x2310 [ 68.668034] Kernel panic - not syncing: panic_on_warn set ... [ 68.668034] [ 68.675403] CPU: 1 PID: 8820 Comm: syz-executor885 Not tainted 4.19.108-syzkaller #0 [ 68.683277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.692747] Call Trace: [ 68.695330] dump_stack+0x188/0x20d [ 68.699019] panic+0x26a/0x50e [ 68.702214] ? __warn_printk+0xf3/0xf3 [ 68.706105] ? generic_make_request_checks+0x1e5d/0x2310 [ 68.711555] ? __probe_kernel_read+0x16c/0x1b0 [ 68.716133] ? __warn.cold+0x5/0x46 [ 68.719746] ? __warn+0xe4/0x1c0 [ 68.723101] ? generic_make_request_checks+0x1e5d/0x2310 [ 68.728538] __warn.cold+0x20/0x46 [ 68.732135] ? generic_make_request_checks+0x1e5d/0x2310 [ 68.737582] report_bug+0x262/0x2a0 [ 68.741203] do_error_trap+0x1d7/0x310 [ 68.745091] ? math_error+0x310/0x310 [ 68.748891] ? irq_work_claim+0xa6/0xc0 [ 68.752862] ? irq_work_queue+0x2b/0x80 [ 68.756918] ? wake_up_klogd+0x8c/0xc0 [ 68.760806] ? trace_hardirqs_off_caller+0x55/0x210 [ 68.765814] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 68.770677] invalid_op+0x14/0x20 [ 68.774122] RIP: 0010:generic_make_request_checks+0x1e5d/0x2310 [ 68.780168] Code: e3 03 00 00 45 8b b6 e4 04 00 00 48 8d 74 24 70 48 89 ef e8 25 31 06 00 48 c7 c7 e0 54 a9 87 48 89 c6 44 89 f2 e8 8e 1f fc fd <0f> 0b 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 80 3c 02 [ 68.799068] RSP: 0018:ffff88808e3f7288 EFLAGS: 00010282 [ 68.804447] RAX: 0000000000000000 RBX: ffff8880a3e41000 RCX: 0000000000000000 [ 68.811717] RDX: 0000000000000000 RSI: ffffffff8152d2f1 RDI: ffffed1011c7ee43 [ 68.818987] RBP: ffff8880a09b1080 R08: ffff88808924a440 R09: ffffed1015ce3ee3 [ 68.826260] R10: ffffed1015ce3ee2 R11: ffff8880ae71f717 R12: ffff8880a09b10b0 [ 68.833541] R13: ffff8880a09b1088 R14: 0000000000000000 R15: 0000000000000000 [ 68.840833] ? vprintk_func+0x81/0x17e [ 68.844741] ? generic_make_request_checks+0x1e5d/0x2310 [ 68.850197] ? mempool_alloc+0x148/0x340 [ 68.854265] ? trace_event_raw_event_block_rq_requeue+0x5e0/0x5e0 [ 68.860486] ? rcu_read_lock_sched_held+0x10a/0x130 [ 68.865497] ? kmem_cache_alloc+0x31b/0x710 [ 68.869849] generic_make_request+0x24c/0x12d0 [ 68.874442] ? blk_get_request+0x700/0x700 [ 68.878677] ? sb_mark_inode_writeback+0xc8/0x490 [ 68.883526] ? find_held_lock+0x2d/0x110 [ 68.887600] ? guard_bio_eod+0x1cc/0x640 [ 68.891672] ? submit_bio+0xb1/0x430 [ 68.895404] submit_bio+0xb1/0x430 [ 68.898976] ? generic_make_request+0x12d0/0x12d0 [ 68.903898] ? guard_bio_eod+0x283/0x640 [ 68.908023] submit_bh_wbc+0x5b0/0x760 [ 68.912006] __block_write_full_page+0x77a/0x1000 [ 68.916941] ? check_disk_change+0x130/0x130 [ 68.921365] block_write_full_page+0x21a/0x270 [ 68.925949] ? check_disk_change+0x130/0x130 [ 68.930365] __writepage+0x5e/0xe0 [ 68.933903] write_cache_pages+0x82d/0x1450 [ 68.938226] ? tag_pages_for_writeback+0x2f0/0x2f0 [ 68.943157] ? lock_downgrade+0x740/0x740 [ 68.947299] ? clear_page_dirty_for_io+0xfe0/0xfe0 [ 68.952236] ? check_preemption_disabled+0x41/0x280 [ 68.957360] ? __bfs+0x221/0x570 [ 68.960860] ? unwind_get_return_address+0x5a/0xa0 [ 68.965804] generic_writepages+0xe6/0x160 [ 68.970041] ? write_cache_pages+0x1450/0x1450 [ 68.974746] ? find_held_lock+0x2d/0x110 [ 68.978818] ? blkdev_readpages+0x30/0x30 [ 68.982967] do_writepages+0xf3/0x2a0 [ 68.986907] ? page_writeback_cpu_online+0x10/0x10 [ 68.991843] ? __lock_is_held+0xad/0x140 [ 68.995910] ? do_raw_spin_unlock+0x171/0x260 [ 69.000424] ? _raw_spin_unlock+0x29/0x40 [ 69.004599] ? wbc_attach_and_unlock_inode+0x56a/0xa00 [ 69.009894] __filemap_fdatawrite_range+0x27d/0x350 [ 69.014920] ? delete_from_page_cache_batch+0xd00/0xd00 [ 69.020302] filemap_write_and_wait+0x42/0xd0 [ 69.024795] set_blocksize+0x1e2/0x320 [ 69.028686] lo_ioctl+0x1069/0x20e0 [ 69.032343] ? lo_rw_aio+0x12f0/0x12f0 [ 69.036445] blkdev_ioctl+0xbf7/0x1a1c [ 69.040388] ? blkpg_ioctl+0x9e0/0x9e0 [ 69.044282] ? mark_held_locks+0xf0/0xf0 [ 69.048401] ? rcu_read_lock_sched_held+0x10a/0x130 [ 69.053556] block_ioctl+0xe9/0x130 [ 69.057208] ? blkdev_fallocate+0x3f0/0x3f0 [ 69.061592] do_vfs_ioctl+0xcda/0x12e0 [ 69.065587] ? selinux_file_ioctl+0x46c/0x5d0 [ 69.070079] ? selinux_file_ioctl+0x125/0x5d0 [ 69.074576] ? check_preemption_disabled+0x41/0x280 [ 69.079595] ? ioctl_preallocate+0x200/0x200 [ 69.084018] ? selinux_file_mprotect+0x600/0x600 [ 69.088778] ? __fget+0x340/0x510 [ 69.092225] ? iterate_fd+0x350/0x350 [ 69.096038] ? __x64_sys_futex+0x37c/0x4f0 [ 69.100274] ? __x64_sys_futex+0x386/0x4f0 [ 69.104499] ? security_file_ioctl+0x6c/0xb0 [ 69.108899] ksys_ioctl+0x9b/0xc0 [ 69.112341] __x64_sys_ioctl+0x6f/0xb0 [ 69.116225] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 69.120812] do_syscall_64+0xf9/0x620 [ 69.124655] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.129960] RIP: 0033:0x44ac29 [ 69.133158] Code: e8 8c e7 ff ff 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 1b cc fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.152946] RSP: 002b:00007fbbf3099ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 69.160675] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 000000000044ac29 [ 69.167959] RDX: 0000000000000006 RSI: 0000000000004c00 RDI: 0000000000000005 [ 69.175222] RBP: 00000000006dcc60 R08: 0000000000000000 R09: 0000000000000000 [ 69.182602] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dcc6c [ 69.189882] R13: 00007ffe6ee300bf R14: 00007fbbf309a9c0 R15: 00000000006dcc6c [ 69.198789] Kernel Offset: disabled [ 69.202499] Rebooting in 86400 seconds..