Warning: Permanently added '10.128.10.34' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 1121.065878][ T6538] loop1: detected capacity change from 0 to 272 [ 1121.078779][ T6542] loop2: detected capacity change from 0 to 272 [ 1121.080993][ T6541] loop5: detected capacity change from 0 to 272 [ 1121.091190][ T6545] loop0: detected capacity change from 0 to 272 [ 1121.105621][ T6550] loop4: detected capacity change from 0 to 272 [ 1121.107820][ T6551] loop3: detected capacity change from 0 to 272 [ 1121.141841][ T6557] attempt to access beyond end of device [ 1121.141841][ T6557] loop1: rw=0, want=3523096046, limit=272 [ 1121.149481][ T6562] attempt to access beyond end of device [ 1121.149481][ T6562] loop2: rw=0, want=3523096046, limit=272 [ 1121.154804][ T6558] attempt to access beyond end of device [ 1121.154804][ T6558] loop5: rw=0, want=3523096046, limit=272 [ 1121.165815][ T6563] attempt to access beyond end of device [ 1121.165815][ T6563] loop0: rw=0, want=3523096046, limit=272 [ 1121.177334][ T6561] attempt to access beyond end of device [ 1121.177334][ T6561] loop4: rw=0, want=3523096046, limit=272 [ 1121.192379][ T6562] Buffer I/O error on dev loop2, logical block 1761548022, async page read [ 1121.216546][ T6563] Buffer I/O error on dev loop0, logical block 1761548022, async page read [ 1121.220875][ T6557] Buffer I/O error on dev loop1, logical block 1761548022, async page read [ 1121.237301][ T6562] attempt to access beyond end of device [ 1121.237301][ T6562] loop2: rw=0, want=6233239846, limit=272 [ 1121.250664][ T6563] attempt to access beyond end of device [ 1121.250664][ T6563] loop0: rw=0, want=6233239846, limit=272 [ 1121.271436][ T6558] Buffer I/O error on dev loop5, logical block 1761548022, async page read [ 1121.278256][ T6561] Buffer I/O error on dev loop4, logical block 1761548022, async page read [ 1121.290885][ T6562] Buffer I/O error on dev loop2, logical block 3116619922, async page read [ 1121.297488][ T6557] attempt to access beyond end of device [ 1121.297488][ T6557] loop1: rw=0, want=6233239846, limit=272 [ 1121.302702][ T6563] Buffer I/O error on dev loop0, logical block 3116619922, async page read [ 1121.323871][ T6558] attempt to access beyond end of device [ 1121.323871][ T6558] loop5: rw=0, want=6233239846, limit=272 [ 1121.338245][ T6561] attempt to access beyond end of device [ 1121.338245][ T6561] loop4: rw=0, want=6233239846, limit=272 [ 1121.343865][ T6562] Buffer I/O error on dev loop2, logical block 4099224528, async page read [ 1121.365308][ T6557] Buffer I/O error on dev loop1, logical block 3116619922, async page read [ 1121.367583][ T6558] Buffer I/O error on dev loop5, logical block 3116619922, async page read [ 1284.534874][ T27] INFO: task syz-executor850:6551 blocked for more than 143 seconds. [ 1284.543115][ T27] Not tainted 5.15.0-rc5-syzkaller #0 [ 1284.584701][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1284.593396][ T27] task:syz-executor850 state:D stack:25584 pid: 6551 ppid: 6532 flags:0x00004004 [ 1284.664689][ T27] Call Trace: [ 1284.668007][ T27] __schedule+0xb72/0x1460 [ 1284.672520][ T27] ? release_firmware_map_entry+0x182/0x182 [ 1284.714689][ T27] ? lockdep_hardirqs_on_prepare+0x412/0x780 [ 1284.720786][ T27] ? print_irqtrace_events+0x220/0x220 [ 1284.754697][ T27] ? _raw_spin_lock_irq+0xdb/0x110 [ 1284.759927][ T27] schedule+0x14b/0x210 [ 1284.764091][ T27] rwsem_down_write_slowpath+0xdb7/0x1490 [ 1284.804710][ T27] ? rwsem_mark_wake+0x800/0x800 [ 1284.804746][ T27] ? read_lock_is_recursive+0x10/0x10 [ 1284.804783][ T27] ? vfs_create_mount+0x393/0x3e0 [ 1284.804837][ T27] down_write+0x165/0x170 [ 1284.804858][ T27] ? down_read_killable+0x80/0x80 [ 1284.804875][ T27] ? commit_tree+0x660/0x660 [ 1284.894674][ T27] ? memset+0x1f/0x40 [ 1284.898769][ T27] lock_mount+0x6a/0x2f0 [ 1284.903045][ T27] ? vfs_create_mount+0x393/0x3e0 [ 1284.934674][ T27] ? path_mount+0x2291/0x2c30 [ 1284.939395][ T27] path_mount+0x22c7/0x2c30 [ 1284.943919][ T27] ? mark_mounts_for_expiry+0x520/0x520 [ 1284.974656][ T27] ? trace_kmem_cache_free+0x2e/0xe0 [ 1284.980029][ T27] ? kmem_cache_free+0x140/0x180 [ 1285.014710][ T27] ? user_path_at_empty+0x149/0x1a0 [ 1285.014802][ T27] __se_sys_mount+0x308/0x3c0 [ 1285.014822][ T27] ? vtime_user_exit+0x2b2/0x3e0 [ 1285.064650][ T27] ? __x64_sys_mount+0xc0/0xc0 [ 1285.069453][ T27] ? lockdep_hardirqs_on+0x95/0x140 [ 1285.104696][ T27] ? __x64_sys_mount+0x1c/0xc0 [ 1285.109514][ T27] do_syscall_64+0x44/0xd0 [ 1285.113940][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1285.154642][ T27] RIP: 0033:0x7f1d36799a2a [ 1285.159105][ T27] RSP: 002b:00007f1d3673d078 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 1285.194685][ T27] RAX: ffffffffffffffda RBX: 00007f1d3673d0d0 RCX: 00007f1d36799a2a [ 1285.244637][ T27] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f1d3673d090 [ 1285.252657][ T27] RBP: 0000000000000003 R08: 00007f1d3673d0d0 R09: 00007f1d3673d6bc [ 1285.304627][ T27] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f1d3673d090 [ 1285.312638][ T27] R13: 0000000020000248 R14: 0000000000000003 R15: 0000000000000004 [ 1285.384671][ T27] INFO: task syz-executor850:6570 blocked for more than 144 seconds. [ 1285.392857][ T27] Not tainted 5.15.0-rc5-syzkaller #0 [ 1285.434619][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1285.443323][ T27] task:syz-executor850 state:D stack:27960 pid: 6570 ppid: 6532 flags:0x00004004 [ 1285.514606][ T27] Call Trace: [ 1285.517933][ T27] __schedule+0xb72/0x1460 [ 1285.522372][ T27] ? release_firmware_map_entry+0x182/0x182 [ 1285.564603][ T27] ? lockdep_hardirqs_on_prepare+0x412/0x780 [ 1285.570635][ T27] ? print_irqtrace_events+0x220/0x220 [ 1285.614595][ T27] ? _raw_spin_lock_irq+0xdb/0x110 [ 1285.619768][ T27] schedule+0x14b/0x210 [ 1285.623939][ T27] rwsem_down_read_slowpath+0x541/0x980 [ 1285.694639][ T27] ? down_write_killable_nested+0x1b0/0x1b0 [ 1285.700646][ T27] ? read_lock_is_recursive+0x10/0x10 [ 1285.735106][ T27] __down_read_common+0xaa/0x450 [ 1285.740099][ T27] ? up_read_non_owner+0x1c0/0x1c0 [ 1285.774578][ T27] ? bpf_lsm_inode_permission+0x5/0x10 [ 1285.780172][ T27] walk_component+0x508/0x790 [ 1285.824613][ T27] ? try_to_unlazy+0xce0/0xce0 [ 1285.829433][ T27] ? path_init+0x11f0/0x11f0 [ 1285.834044][ T27] path_lookupat+0x19d/0x6c0 [ 1285.874587][ T27] filename_lookup+0x270/0x640 [ 1285.879404][ T27] ? hashlen_string+0x110/0x110 [ 1285.884258][ T27] ? __might_fault+0xb8/0x110 [ 1285.944650][ T27] ? strncpy_from_user+0x1f6/0x350 [ 1285.949900][ T27] ? getname_flags+0x1fe/0x650 [ 1285.994571][ T27] user_path_at_empty+0x40/0x1a0 [ 1285.999563][ T27] __se_sys_chdir+0xa4/0x2a0 [ 1286.004245][ T27] ? print_irqtrace_events+0x220/0x220 [ 1286.044566][ T27] ? __x64_sys_chdir+0x40/0x40 [ 1286.049383][ T27] ? lockdep_hardirqs_on+0x95/0x140 [ 1286.084943][ T27] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 1286.090979][ T27] do_syscall_64+0x44/0xd0 [ 1286.134546][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1286.140473][ T27] RIP: 0033:0x7f1d36798599 [ 1286.174552][ T27] RSP: 002b:00007f1d366fb208 EFLAGS: 00000246 ORIG_RAX: 0000000000000050 [ 1286.182997][ T27] RAX: ffffffffffffffda RBX: 00007f1d368153e8 RCX: 00007f1d36798599 [ 1286.244541][ T27] RDX: 00007f1d366fb700 RSI: 405fa033c806de61 RDI: 0000000020000040 [ 1286.252542][ T27] RBP: 00007f1d368153e0 R08: 00007f1d366fb700 R09: 0000000000000000 [ 1286.304530][ T27] R10: 00007f1d366fb700 R11: 0000000000000246 R12: 00007f1d368153ec [ 1286.312561][ T27] R13: 00007ffee438344f R14: 00007f1d366fb300 R15: 0000000000022000 [ 1286.374578][ T27] [ 1286.374578][ T27] Showing all locks held in the system: [ 1286.382321][ T27] 1 lock held by khungtaskd/27: [ 1286.424527][ T27] #0: ffffffff8c91c8c0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 1286.433892][ T27] 1 lock held by kswapd0/262: [ 1286.504508][ T27] 1 lock held by kswapd1/263: [ 1286.509230][ T27] 1 lock held by in:imklog/6211: [ 1286.514165][ T27] #0: ffff888079dfa0f0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x24e/0x2f0 [ 1286.574504][ T27] 1 lock held by syz-executor850/6562: [ 1286.579995][ T27] 1 lock held by syz-executor850/6557: [ 1286.624491][ T27] 1 lock held by syz-executor850/6558: [ 1286.629973][ T27] 1 lock held by syz-executor850/6563: [ 1286.674491][ T27] 1 lock held by syz-executor850/6561: [ 1286.679979][ T27] 1 lock held by syz-executor850/6551: [ 1286.714552][ T27] #0: ffff88806af08c30 (&type->i_mutex_dir_key#7){++++}-{3:3}, at: lock_mount+0x6a/0x2f0 [ 1286.754481][ T27] 1 lock held by syz-executor850/6570: [ 1286.759956][ T27] #0: ffff88806af08c30 (&type->i_mutex_dir_key#7){++++}-{3:3}, at: walk_component+0x508/0x790 [ 1286.834484][ T27] [ 1286.836842][ T27] ============================================= [ 1286.836842][ T27] [ 1286.875583][ T27] NMI backtrace for cpu 1 [ 1286.879932][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.0-rc5-syzkaller #0 [ 1286.888081][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1286.898134][ T27] Call Trace: [ 1286.901418][ T27] dump_stack_lvl+0x1dc/0x2d8 [ 1286.906192][ T27] ? show_regs_print_info+0x12/0x12 [ 1286.911397][ T27] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 1286.917179][ T27] nmi_cpu_backtrace+0x45f/0x490 [ 1286.922117][ T27] ? wake_up_klogd+0xbb/0xf0 [ 1286.926716][ T27] ? nmi_trigger_cpumask_backtrace+0x280/0x280 [ 1286.932871][ T27] ? _printk+0xcf/0x118 [ 1286.937024][ T27] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 1286.942749][ T27] ? wake_up_klogd+0xb2/0xf0 [ 1286.947342][ T27] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 1286.953070][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 1286.959187][ T27] nmi_trigger_cpumask_backtrace+0x16a/0x280 [ 1286.965179][ T27] watchdog+0xc82/0xcd0 [ 1286.969421][ T27] kthread+0x453/0x480 [ 1286.973544][ T27] ? hungtask_pm_notify+0x50/0x50 [ 1286.978569][ T27] ? kthread_blkcg+0xd0/0xd0 [ 1286.983162][ T27] ret_from_fork+0x1f/0x30 [ 1286.987826][ T27] Sending NMI from CPU 1 to CPUs 0: [ 1286.993032][ C0] NMI backtrace for cpu 0 [ 1286.993046][ C0] CPU: 0 PID: 6562 Comm: syz-executor850 Not tainted 5.15.0-rc5-syzkaller #0 [ 1286.993061][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1286.993069][ C0] RIP: 0010:validate_chain+0x0/0x8240 [ 1286.993087][ C0] Code: 48 c7 c1 98 39 dc 8d 80 e1 07 80 c1 03 38 c1 7c 81 48 c7 c7 98 39 dc 8d e8 fd 02 69 00 e9 70 ff ff ff e8 93 62 94 08 0f 1f 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec e0 02 [ 1286.993098][ C0] RSP: 0018:ffffc90002e8ef58 EFLAGS: 00000082 [ 1286.993111][ C0] RAX: 1ffffffff1ed07c4 RBX: 00000000000002c4 RCX: e511bf3370b91992 [ 1286.993121][ C0] RDX: 0000000000000000 RSI: ffff88801d2526c8 RDI: ffff88801d251c80 [ 1286.993131][ C0] RBP: ffffc90002e8f0b0 R08: dffffc0000000000 R09: fffffbfff1fa37e4 [ 1286.993141][ C0] R10: fffffbfff1fa37e4 R11: 0000000000000000 R12: ffff88801d251c80 [ 1286.993150][ C0] R13: ffff88801d2526c8 R14: ffffffff8f683e20 R15: e511bf3370b91992 [ 1286.993161][ C0] FS: 00007f1d3671c700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 1286.993173][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1286.993182][ C0] CR2: 00007f59e0609b04 CR3: 0000000072681000 CR4: 00000000003506f0 [ 1286.993195][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1286.993203][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1286.993211][ C0] Call Trace: [ 1286.993215][ C0] __lock_acquire+0x1382/0x2b00 [ 1286.993236][ C0] ? trace_lock_acquire+0x190/0x190 [ 1286.993253][ C0] lock_acquire+0x19f/0x4d0 [ 1286.993266][ C0] ? __find_get_block_slow+0xdf/0x6e0 [ 1286.993350][ C0] ? read_lock_is_recursive+0x10/0x10 [ 1286.993365][ C0] ? mark_page_accessed+0x51f/0x10c0 [ 1286.993401][ C0] ? pagecache_get_page+0xbf6/0xe80 [ 1286.993452][ C0] _raw_spin_lock+0x2a/0x40 [ 1286.993468][ C0] ? __find_get_block_slow+0xdf/0x6e0 [ 1286.993483][ C0] __find_get_block_slow+0xdf/0x6e0 [ 1286.993500][ C0] __find_get_block+0x37d/0xc60 [ 1286.993516][ C0] ? write_boundary_block+0x150/0x150 [ 1286.993531][ C0] ? __might_sleep+0x110/0x110 [ 1286.993551][ C0] __getblk_gfp+0x13e/0x2d0 [ 1286.993565][ C0] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 1286.993601][ C0] __bread_gfp+0x2a/0x370 [ 1286.993616][ C0] get_block+0x2ea/0x14b0 [ 1286.993654][ C0] ? alloc_buffer_head+0xd3/0xf0 [ 1286.993668][ C0] ? V2_minix_get_block+0x30/0x30 [ 1286.993680][ C0] ? alloc_page_buffers+0x4c1/0x580 [ 1286.993700][ C0] ? create_page_buffers+0x24e/0x320 [ 1286.993714][ C0] ? minix_get_block+0xb5/0xf0 [ 1286.993728][ C0] block_read_full_page+0x2d8/0xd80 [ 1286.993747][ C0] ? minix_prepare_chunk+0x30/0x30 [ 1286.993759][ C0] ? block_is_partially_uptodate+0x2f0/0x2f0 [ 1286.993778][ C0] ? __page_cache_alloc+0x1a7/0x1c0 [ 1286.993790][ C0] ? wait_on_page_read+0x29b/0x430 [ 1286.993805][ C0] do_read_cache_page+0xb01/0xe10 [ 1286.993818][ C0] ? wait_on_page_read+0x292/0x430 [ 1286.993833][ C0] minix_find_entry+0x1a7/0x730 [ 1286.993851][ C0] minix_inode_by_name+0x94/0x420 [ 1286.993865][ C0] ? minix_dotdot+0x130/0x130 [ 1286.993878][ C0] ? d_hash_and_lookup+0x1c0/0x1c0 [ 1286.993893][ C0] minix_lookup+0xbf/0x150 [ 1286.993906][ C0] __lookup_slow+0x27f/0x3d0 [ 1286.993920][ C0] ? lookup_one_len+0x2c0/0x2c0 [ 1286.993935][ C0] ? up_read_non_owner+0x1c0/0x1c0 [ 1286.993946][ C0] ? bpf_lsm_inode_permission+0x5/0x10 [ 1286.993964][ C0] walk_component+0x516/0x790 [ 1286.993980][ C0] ? try_to_unlazy+0xce0/0xce0 [ 1286.993993][ C0] ? path_init+0x11f0/0x11f0 [ 1286.994009][ C0] path_lookupat+0x19d/0x6c0 [ 1286.994024][ C0] filename_lookup+0x270/0x640 [ 1286.994042][ C0] ? hashlen_string+0x110/0x110 [ 1286.994054][ C0] ? __might_fault+0xb8/0x110 [ 1286.994076][ C0] ? strncpy_from_user+0x1f6/0x350 [ 1286.994092][ C0] ? getname_flags+0x1fe/0x650 [ 1286.994105][ C0] user_path_at_empty+0x40/0x1a0 [ 1286.994119][ C0] __se_sys_chdir+0xa4/0x2a0 [ 1286.994132][ C0] ? print_irqtrace_events+0x220/0x220 [ 1286.994146][ C0] ? __x64_sys_chdir+0x40/0x40 [ 1286.994160][ C0] ? lockdep_hardirqs_on+0x95/0x140 [ 1286.994175][ C0] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 1286.994191][ C0] do_syscall_64+0x44/0xd0 [ 1286.994204][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1286.994220][ C0] RIP: 0033:0x7f1d36798599 [ 1286.994233][ C0] 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 [ 1286.994244][ C0] RSP: 002b:00007f1d3671c208 EFLAGS: 00000246 ORIG_RAX: 0000000000000050 [ 1286.994258][ C0] RAX: ffffffffffffffda RBX: 00007f1d368153d8 RCX: 00007f1d36798599 [ 1286.994268][ C0] RDX: 00007f1d3671c700 RSI: 405fa00f2806de61 RDI: 0000000020000040 [ 1286.994278][ C0] RBP: 00007f1d368153d0 R08: 00007f1d3671c700 R09: 0000000000000000 [ 1286.994287][ C0] R10: 00007f1d3671c700 R11: 0000000000000246 R12: 00007f1d368153dc [ 1286.994296][ C0] R13: 00007ffee438344f R14: 00007f1d3671c300 R15: 0000000000022000 [ 1287.994392][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 1288.001274][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.0-rc5-syzkaller #0 [ 1288.009433][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1288.019483][ T27] Call Trace: [ 1288.022766][ T27] dump_stack_lvl+0x1dc/0x2d8 [ 1288.027451][ T27] ? show_regs_print_info+0x12/0x12 [ 1288.032648][ T27] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 1288.038380][ T27] panic+0x2d6/0x810 [ 1288.042340][ T27] ? schedule_preempt_disabled+0x20/0x20 [ 1288.047973][ T27] ? nmi_trigger_cpumask_backtrace+0x201/0x280 [ 1288.054129][ T27] ? nmi_panic+0x90/0x90 [ 1288.058368][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 1288.064440][ T27] ? nmi_trigger_cpumask_backtrace+0x201/0x280 [ 1288.070590][ T27] ? nmi_trigger_cpumask_backtrace+0x261/0x280 [ 1288.076748][ T27] watchdog+0xcc2/0xcd0 [ 1288.080915][ T27] kthread+0x453/0x480 [ 1288.084984][ T27] ? hungtask_pm_notify+0x50/0x50 [ 1288.090006][ T27] ? kthread_blkcg+0xd0/0xd0 [ 1288.094595][ T27] ret_from_fork+0x1f/0x30 [ 1288.099387][ T27] Kernel Offset: disabled [ 1288.103704][ T27] Rebooting in 86400 seconds..