Warning: Permanently added '10.128.0.63' (ECDSA) to the list of known hosts. [** ] A start job is running for dev-ttyS0.device (15s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (16s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (16s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (17s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (17s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (18s / 1min 30s)[ *] A start job is running for dev-ttyS0.device (18s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (19s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (19s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (20s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (20s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (21s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (21s / 1min 30s)[* ] A start job is running for dev-ttyS0.device (22s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (22s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (23s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (23s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (24s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (24s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (25s / 1min 30s)[ 31.677990][ T22] audit: type=1400 audit(1602398593.316:8): avc: denied { execmem } for pid=343 comm="syz-executor303" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 31.679164][ T343] FAULT_INJECTION: forcing a failure. [ 31.679164][ T343] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 31.711944][ T343] CPU: 0 PID: 343 Comm: syz-executor303 Not tainted 5.4.70-syzkaller-00063-gd0e6eb879517 #0 [ 31.721986][ T343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.732011][ T343] Call Trace: [ 31.735272][ T343] dump_stack+0x1b0/0x21e [ 31.739566][ T343] ? devkmsg_release+0x11c/0x11c [ 31.744483][ T343] ? show_regs_print_info+0x12/0x12 [ 31.749687][ T343] should_fail+0x6fb/0x860 [ 31.754071][ T343] ? setup_fault_attr+0x2b0/0x2b0 [ 31.759104][ T343] __alloc_pages_nodemask+0x1ee/0x7c0 [ 31.764482][ T343] ? gfp_pfmemalloc_allowed+0x130/0x130 [ 31.769995][ T343] ? add_mm_rss_vec+0x1e9/0x270 [ 31.774818][ T343] ? _raw_spin_unlock+0x5/0x20 [ 31.779547][ T343] ? copy_page_range+0x1692/0x16f0 [ 31.784656][ T343] alloc_slab_page+0x3a/0x390 [ 31.789415][ T343] new_slab+0x97/0x450 [ 31.793449][ T343] ? should_fail+0x182/0x860 [ 31.798002][ T343] ___slab_alloc+0x2e0/0x450 [ 31.802554][ T343] ? dup_mmap+0x4c4/0xc10 [ 31.806843][ T343] ? dup_mmap+0x4c4/0xc10 [ 31.811137][ T343] kmem_cache_alloc+0x230/0x250 [ 31.815949][ T343] dup_mmap+0x4c4/0xc10 [ 31.820067][ T343] ? __delayed_free_task+0x20/0x20 [ 31.825228][ T343] ? mm_init+0x5c6/0x720 [ 31.829433][ T343] dup_mm+0x98/0x300 [ 31.833292][ T343] copy_process+0x20df/0x52f0 [ 31.837933][ T343] ? kmem_cache_free+0xac/0x5c0 [ 31.842749][ T343] ? _atomic_dec_and_lock+0x1e9/0x2c0 [ 31.848094][ T343] ? cpumask_local_spread+0x3a0/0x3a0 [ 31.853429][ T343] ? fork_idle+0x290/0x290 [ 31.857810][ T343] ? iput+0x2dd/0x750 [ 31.861771][ T343] ? __rcu_read_lock+0x50/0x50 [ 31.866586][ T343] _do_fork+0x180/0x8f0 [ 31.870716][ T343] ? dup_mm+0x300/0x300 [ 31.874835][ T343] ? slab_free_freelist_hook+0xd0/0x150 [ 31.880519][ T343] __x64_sys_clone+0x246/0x2b0 [ 31.885247][ T343] ? __ia32_sys_vfork+0x110/0x110 [ 31.890238][ T343] ? __fput+0x4fd/0x6c0 [ 31.894357][ T343] do_syscall_64+0xcb/0x150 [ 31.898824][ T343] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 31.904683][ T343] RIP: 0033:0x4448aa [ 31.908552][ T343] Code: f7 d8 64 89 04 25 d4 02 00 00 64 4c 8b 0c 25 10 00 00 00 31 d2 4d 8d 91 d0 02 00 00 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 f5 00 00 00 85 c0 41 89 c5 0f 85 fc 00 00 executing program [ 31.928313][ T343] RSP: 002b:00007ffdb3944ca0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 31.936699][ T343] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004448aa [ 31.944680][ T343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 31.952623][ T343] RBP: 00007ffdb3944cc0 R08: 0000000000000000 R09: 00000000025cb940 [ 31.960563][ T343] R10: 00000000025cbc10 R11: 0000000000000246 R12: 0000000000000157 [ 31.968500][ T343] R13: 0000000000403260 R14: 0000000000000000 R15: 0000000000000000 [ *] A start job is running for dev-ttyS0.device (25s / 1min 30s)[ 31.985166][ T345] FAULT_INJECTION: forcing a failure. [ 31.985166][ T345] name failslab, interval 1, probability 0, space 0, times 1 [ 31.997858][ T345] CPU: 0 PID: 345 Comm: syz-executor303 Not tainted 5.4.70-syzkaller-00063-gd0e6eb879517 #0 [ 32.008048][ T345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.018076][ T345] Call Trace: [ 32.021344][ T345] dump_stack+0x1b0/0x21e [ 32.025693][ T345] ? devkmsg_release+0x11c/0x11c [ 32.030598][ T345] ? show_regs_print_info+0x12/0x12 [ 32.035798][ T345] ? idr_alloc+0x300/0x300 [ 32.040182][ T345] should_fail+0x6fb/0x860 [ 32.044624][ T345] ? setup_fault_attr+0x2b0/0x2b0 [ 32.049676][ T345] ? security_kernfs_init_security+0x9a/0xb0 [ 32.055674][ T345] ? mutex_lock+0xa6/0x110 [ 32.060061][ T345] ? __kernfs_new_node+0xdb/0x6e0 [ 32.065056][ T345] should_failslab+0x5/0x20 [ 32.069530][ T345] kmem_cache_alloc+0x36/0x250 [ 32.074268][ T345] __kernfs_new_node+0xdb/0x6e0 [ 32.079119][ T345] ? kernfs_activate+0x43c/0x460 [ 32.084022][ T345] ? kernfs_new_node+0x160/0x160 [ 32.088923][ T345] ? kernfs_add_one+0x49e/0x5c0 [ 32.093776][ T345] ? kernfs_create_dir_ns+0x1df/0x220 [ 32.099125][ T345] ? sysfs_create_dir_ns+0x161/0x300 [ 32.104459][ T345] ? sysfs_create_dir_ns+0x19e/0x300 [ 32.109707][ T345] kernfs_new_node+0x95/0x160 [ 32.114385][ T345] __kernfs_create_file+0x45/0x260 [ 32.119463][ T345] sysfs_add_file_mode_ns+0x293/0x340 [ 32.124796][ T345] internal_create_group+0x511/0xe40 [ 32.130045][ T345] ? kobject_add+0x200/0x200 [ 32.134599][ T345] ? sysfs_create_group+0x20/0x20 [ 32.139588][ T345] ? mutex_unlock+0x19/0x40 [ 32.144065][ T345] sysfs_slab_add+0x1b2/0x310 [ 32.148794][ T345] __kmem_cache_create+0x628/0x6a0 [ 32.153876][ T345] ? create_cache+0x3b/0x1f0 [ 32.158431][ T345] ? kmem_cache_alloc+0x1d5/0x250 [ 32.163419][ T345] ? mutex_lock+0xa6/0x110 [ 32.167801][ T345] create_cache+0x156/0x1f0 [ 32.172302][ T345] kmem_cache_create_usercopy+0x145/0x1d0 [ 32.178023][ T345] kmem_cache_create+0xf/0x20 [ 32.182678][ T345] ext4_mb_init+0x295/0x1360 [ 32.187356][ T345] ext4_fill_super+0xbc36/0xe890 [ 32.192261][ T345] ? ext4_mount+0x40/0x40 [ 32.196646][ T345] ? idr_replace+0x1aa/0x220 [ 32.201295][ T345] ? snprintf+0xc0/0x110 [ 32.205506][ T345] ? up_read+0x10/0x10 [ 32.209541][ T345] ? vscnprintf+0x80/0x80 [ 32.213866][ T345] mount_bdev+0x22d/0x340 [ 32.218161][ T345] ? ext4_mount+0x40/0x40 [ 32.222457][ T345] legacy_get_tree+0xde/0x170 [ 32.227209][ T345] ? ext4_lazyinit_thread+0xd20/0xd20 [ 32.232544][ T345] vfs_get_tree+0x85/0x260 [ 32.236931][ T345] do_mount+0x1883/0x2630 [ 32.241235][ T345] ? setup_fault_attr+0x2b0/0x2b0 [ 32.246227][ T345] ? copy_mount_string+0x30/0x30 [ 32.251130][ T345] ? retint_kernel+0x1b/0x1b [ 32.255685][ T345] ? copy_mount_options+0x1ec/0x320 [ 32.260864][ T345] ? copy_mount_options+0x293/0x320 [ 32.266026][ T345] ksys_mount+0xc2/0xf0 [ 32.270148][ T345] __x64_sys_mount+0xb1/0xc0 [ 32.274704][ T345] do_syscall_64+0xcb/0x150 [ 32.279174][ T345] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 32.285080][ T345] RIP: 0033:0x4489da [ 32.288943][ T345] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 8d a3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 6a a3 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 32.308515][ T345] RSP: 002b:00007ffdb3944b18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 32.316894][ T345] RAX: ffffffffffffffda RBX: 00007ffdb3944b70 RCX: 00000000004489da [ 32.324832][ T345] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffdb3944b30 [ 32.332774][ T345] RBP: 00007ffdb3944b30 R08: 00007ffdb3944b70 R09: 0000000000000000 [ 32.340727][ T345] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004 [ 32.348664][ T345] R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000006 [ 32.358389][ T345] kmem_cache_create(ext4_groupinfo_1k) failed with error -12 [ 32.365813][ T345] CPU: 0 PID: 345 Comm: syz-executor303 Not tainted 5.4.70-syzkaller-00063-gd0e6eb879517 #0 [ 32.375857][ T345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.385926][ T345] Call Trace: [ 32.389232][ T345] dump_stack+0x1b0/0x21e [ 32.393533][ T345] ? devkmsg_release+0x11c/0x11c [ 32.398437][ T345] ? mutex_lock+0xa6/0x110 [ 32.402824][ T345] ? show_regs_print_info+0x12/0x12 [ 32.408113][ T345] kmem_cache_create_usercopy+0x8c/0x1d0 [ 32.413716][ T345] kmem_cache_create+0xf/0x20 [ 32.418369][ T345] ext4_mb_init+0x295/0x1360 [ 32.422931][ T345] ext4_fill_super+0xbc36/0xe890 [ 32.427846][ T345] ? ext4_mount+0x40/0x40 [ 32.432143][ T345] ? idr_replace+0x1aa/0x220 [ 32.436701][ T345] ? snprintf+0xc0/0x110 [ 32.440915][ T345] ? up_read+0x10/0x10 [ 32.444953][ T345] ? vscnprintf+0x80/0x80 [ 32.449251][ T345] mount_bdev+0x22d/0x340 [ 32.453562][ T345] ? ext4_mount+0x40/0x40 [ 32.457857][ T345] legacy_get_tree+0xde/0x170 [ 32.462500][ T345] ? ext4_lazyinit_thread+0xd20/0xd20 [ 32.467836][ T345] vfs_get_tree+0x85/0x260 [ 32.472407][ T345] do_mount+0x1883/0x2630 [ 32.476739][ T345] ? setup_fault_attr+0x2b0/0x2b0 [ 32.481731][ T345] ? copy_mount_string+0x30/0x30 [ 32.486635][ T345] ? retint_kernel+0x1b/0x1b [ 32.491192][ T345] ? copy_mount_options+0x1ec/0x320 [ 32.496353][ T345] ? copy_mount_options+0x293/0x320 [ 32.501516][ T345] ksys_mount+0xc2/0xf0 [ 32.505654][ T345] __x64_sys_mount+0xb1/0xc0 [ 32.510209][ T345] do_syscall_64+0xcb/0x150 [ 32.514676][ T345] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 32.520541][ T345] RIP: 0033:0x4489da [ 32.524404][ T345] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 8d a3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 6a a3 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 32.543994][ T345] RSP: 002b:00007ffdb3944b18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 32.552406][ T345] RAX: ffffffffffffffda RBX: 00007ffdb3944b70 RCX: 00000000004489da [ 32.560348][ T345] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffdb3944b30 [ 32.568293][ T345] RBP: 00007ffdb3944b30 R08: 00007ffdb3944b70 R09: 0000000000000000 [ 32.576233][ T345] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004 [ 32.584319][ T345] R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000006 [ 32.592392][ T345] EXT4-fs: no memory for groupinfo slab cache [ 32.598466][ T345] EXT4-fs (loop0): failed to initialize mballoc (-12) [ 32.605270][ T345] EXT4-fs (loop0): mount failed executing program [ 32.697838][ T350] FAULT_INJECTION: forcing a failure. [ 32.697838][ T350] name failslab, interval 1, probability 0, space 0, times 0 [ 32.710675][ T350] CPU: 1 PID: 350 Comm: syz-executor303 Not tainted 5.4.70-syzkaller-00063-gd0e6eb879517 #0 [ 32.720717][ T350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.730743][ T350] Call Trace: [ 32.734009][ T350] dump_stack+0x1b0/0x21e [ 32.738320][ T350] ? devkmsg_release+0x11c/0x11c [ 32.743222][ T350] ? show_regs_print_info+0x12/0x12 [ 32.748425][ T350] should_fail+0x6fb/0x860 [ 32.752808][ T350] ? setup_fault_attr+0x2b0/0x2b0 [ 32.757793][ T350] ? stack_depot_save+0x373/0x480 [ 32.762893][ T350] ? radix_tree_node_alloc+0x195/0x360 [ 32.768329][ T350] should_failslab+0x5/0x20 [ 32.772804][ T350] kmem_cache_alloc+0x36/0x250 [ 32.777621][ T350] radix_tree_node_alloc+0x195/0x360 [ 32.782869][ T350] ? sysfs_slab_add+0x1b2/0x310 [ 32.787686][ T350] ? __kmem_cache_create+0x628/0x6a0 [ 32.793024][ T350] ? create_cache+0x156/0x1f0 [ 32.797664][ T350] idr_get_free+0x2aa/0x880 [ 32.802130][ T350] idr_alloc_cyclic+0x1ff/0x600 [ 32.806946][ T350] ? idr_alloc+0x300/0x300 [ 32.811331][ T350] ? security_kernfs_init_security+0x9a/0xb0 [ 32.817274][ T350] ? _raw_spin_lock+0xa1/0x170 [ 32.822001][ T350] ? _raw_spin_trylock_bh+0x190/0x190 [ 32.827338][ T350] ? __kernfs_new_node+0xdb/0x6e0 [ 32.832338][ T350] ? kmem_cache_alloc+0x1d5/0x250 [ 32.837324][ T350] __kernfs_new_node+0x12f/0x6e0 [ 32.842228][ T350] ? kernfs_new_node+0x160/0x160 [ 32.847128][ T350] ? kernfs_add_one+0x49e/0x5c0 [ 32.851944][ T350] ? kernfs_activate+0x43c/0x460 [ 32.856847][ T350] kernfs_new_node+0x95/0x160 [ 32.861601][ T350] __kernfs_create_file+0x45/0x260 [ 32.866676][ T350] sysfs_add_file_mode_ns+0x293/0x340 [ 32.872013][ T350] internal_create_group+0x511/0xe40 [ 32.877277][ T350] ? kobject_add+0x200/0x200 [ 32.881830][ T350] ? sysfs_create_group+0x20/0x20 [ 32.886909][ T350] ? mutex_unlock+0x19/0x40 [ 32.891389][ T350] sysfs_slab_add+0x1b2/0x310 [ 32.896119][ T350] __kmem_cache_create+0x628/0x6a0 [ 32.901210][ T350] ? create_cache+0x3b/0x1f0 [ 32.905763][ T350] ? kmem_cache_alloc+0x1d5/0x250 [ 32.910750][ T350] ? mutex_lock+0xa6/0x110 [ 32.915160][ T350] create_cache+0x156/0x1f0 [ 32.919625][ T350] kmem_cache_create_usercopy+0x145/0x1d0 [ 32.925320][ T350] kmem_cache_create+0xf/0x20 [ 32.929971][ T350] ext4_mb_init+0x295/0x1360 [ 32.934526][ T350] ext4_fill_super+0xbc36/0xe890 [ 32.939514][ T350] ? ext4_mount+0x40/0x40 [ 32.943805][ T350] ? idr_replace+0x1aa/0x220 [ 32.948361][ T350] ? snprintf+0xc0/0x110 [ 32.952570][ T350] ? up_read+0x10/0x10 [ 32.956601][ T350] ? vscnprintf+0x80/0x80 [ 32.960896][ T350] mount_bdev+0x22d/0x340 [ 32.965187][ T350] ? ext4_mount+0x40/0x40 [ 32.969478][ T350] legacy_get_tree+0xde/0x170 [ 32.974117][ T350] ? ext4_lazyinit_thread+0xd20/0xd20 [ 32.979452][ T350] vfs_get_tree+0x85/0x260 [ 32.983836][ T350] do_mount+0x1883/0x2630 [ 32.988272][ T350] ? setup_fault_attr+0x2b0/0x2b0 [ 32.993261][ T350] ? setup_fault_attr+0x2b0/0x2b0 [ 32.998441][ T350] ? copy_mount_string+0x30/0x30 [ 33.003346][ T350] ? apic_timer_interrupt+0xa/0x20 [ 33.008421][ T350] ? copy_mount_options+0x1e6/0x320 [ 33.013581][ T350] ? copy_mount_options+0x293/0x320 [ 33.018753][ T350] ksys_mount+0xc2/0xf0 [ 33.022873][ T350] __x64_sys_mount+0xb1/0xc0 [ 33.027439][ T350] do_syscall_64+0xcb/0x150 [ 33.031907][ T350] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 33.037776][ T350] RIP: 0033:0x4489da [ 33.041638][ T350] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 8d a3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 6a a3 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 33.061210][ T350] RSP: 002b:00007ffdb3944b18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 33.069597][ T350] RAX: ffffffffffffffda RBX: 00007ffdb3944b70 RCX: 00000000004489da [ 33.077535][ T350] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffdb3944b30 [ 33.085473][ T350] RBP: 00007ffdb3944b30 R08: 00007ffdb3944b70 R09: 0000000000000000 [ 33.093498][ T350] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004 [ 33.101436][ T350] R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000006 [ **] A start job is [ 33.124572][ T350] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue running for dev-[ 33.134009][ T350] ext4 filesystem being mounted at /root/syzkaller.aqVnRV/1/file0 supports timestamps until 2038 (0x7fffffff) executing program ttyS0.device (27s / 1min 30s)[ 33.197800][ T356] FAULT_INJECTION: forcing a failure. [ 33.197800][ T356] name failslab, interval 1, probability 0, space 0, times 0 [ 33.210439][ T356] CPU: 1 PID: 356 Comm: syz-executor303 Not tainted 5.4.70-syzkaller-00063-gd0e6eb879517 #0 [ 33.220485][ T356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.230570][ T356] Call Trace: [ 33.233959][ T356] dump_stack+0x1b0/0x21e [ 33.238258][ T356] ? devkmsg_release+0x11c/0x11c [ 33.243164][ T356] ? show_regs_print_info+0x12/0x12 [ 33.248365][ T356] should_fail+0x6fb/0x860 [ 33.252749][ T356] ? setup_fault_attr+0x2b0/0x2b0 [ 33.257740][ T356] ? kvmalloc_node+0xc2/0x120 [ 33.262382][ T356] should_failslab+0x5/0x20 [ 33.266851][ T356] __kmalloc+0x5f/0x2c0 [ 33.271012][ T356] ? kvmalloc_node+0xc2/0x120 [ 33.275654][ T356] kvmalloc_node+0xc2/0x120 [ 33.280126][ T356] ext4_alloc_flex_bg_array+0x174/0x470 [ 33.285640][ T356] ext4_fill_super+0xc6be/0xe890 [ 33.290546][ T356] ? ext4_mount+0x40/0x40 [ 33.294878][ T356] ? idr_replace+0x1aa/0x220 [ 33.300566][ T356] ? snprintf+0xc0/0x110 [ 33.304883][ T356] ? up_read+0x10/0x10 [ 33.308932][ T356] ? vscnprintf+0x80/0x80 [ 33.313245][ T356] mount_bdev+0x22d/0x340 [ 33.317592][ T356] ? ext4_mount+0x40/0x40 [ 33.321894][ T356] legacy_get_tree+0xde/0x170 [ 33.326543][ T356] ? ext4_lazyinit_thread+0xd20/0xd20 [ 33.331982][ T356] vfs_get_tree+0x85/0x260 [ 33.336370][ T356] do_mount+0x1883/0x2630 [ 33.340666][ T356] ? setup_fault_attr+0x2b0/0x2b0 [ 33.345658][ T356] ? ___slab_alloc+0x9b/0x450 [ 33.350317][ T356] ? copy_mount_string+0x30/0x30 [ 33.355228][ T356] ? copy_mount_options+0x59/0x320 [ 33.360309][ T356] ? copy_mount_options+0x293/0x320 [ 33.365474][ T356] ksys_mount+0xc2/0xf0 [ 33.369604][ T356] __x64_sys_mount+0xb1/0xc0 [ 33.374166][ T356] do_syscall_64+0xcb/0x150 [ 33.378639][ T356] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 33.384549][ T356] RIP: 0033:0x4489da [ 33.388585][ T356] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 8d a3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 6a a3 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 33.408284][ T356] RSP: 002b:00007ffdb3944b18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 33.416671][ T356] RAX: ffffffffffffffda RBX: 00007ffdb3944b70 RCX: 00000000004489da [ 33.424611][ T356] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffdb3944b30 [ 33.432551][ T356] RBP: 00007ffdb3944b30 R08: 00007ffdb3944b70 R09: 0000000000000000 [ 33.440598][ T356] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004 [ 33.448635][ T356] R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000006 [ 33.457422][ T356] EXT4-fs (loop0): not enough memory for 1 flex groups [ 33.464352][ T356] EXT4-fs (loop0): unable to initialize flex_bg meta info! [ 33.472200][ T356] EXT4-fs (loop0): mount failed [ 33.477173][ T356] kasan: CONFIG_KASAN_INLINE enabled [ 33.482466][ T356] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 33.490548][ T356] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 33.497620][ T356] CPU: 0 PID: 356 Comm: syz-executor303 Not tainted 5.4.70-syzkaller-00063-gd0e6eb879517 #0 [ 33.507642][ T356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.517677][ T356] RIP: 0010:legacy_get_tree+0xfe/0x170 [ 33.523104][ T356] Code: 89 ff 89 ee 48 89 da ff 14 24 48 89 c5 48 3d 01 f0 ff ff 72 07 e8 e2 7c c0 ff eb 48 48 89 eb 48 83 c3 68 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 e3 36 ee ff 48 83 3b 00 74 50 e8 [ 33.542723][ T356] RSP: 0018:ffff8881cd147cc8 EFLAGS: 00010202 [ 33.548758][ T356] RAX: 000000000000000d RBX: 0000000000000068 RCX: ffff8881cd600f80 [ 33.556707][ T356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 33.564694][ T356] RBP: 0000000000000000 R08: ffffffff81742a28 R09: 000000000000000c [ 33.572639][ T356] R10: ffffed103b706515 R11: 0000000000000000 R12: ffff8881ce550600 [ 33.580591][ T356] R13: dffffc0000000000 R14: ffff8881cdfca700 R15: ffffffff84c78e78 [ 33.588623][ T356] FS: 00000000025cb940(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 33.597518][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.604067][ T356] CR2: 00007f1d77149000 CR3: 00000001cdff1002 CR4: 00000000001606f0 [ 33.612011][ T356] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.619950][ T356] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.627886][ T356] Call Trace: [ 33.631166][ T356] ? ext4_lazyinit_thread+0xd20/0xd20 [ 33.636556][ T356] vfs_get_tree+0x85/0x260 [ 33.641053][ T356] do_mount+0x1883/0x2630 [ 33.645362][ T356] ? setup_fault_attr+0x2b0/0x2b0 [ 33.650366][ T356] ? ___slab_alloc+0x9b/0x450 [ 33.655033][ T356] ? copy_mount_string+0x30/0x30 [ 33.659943][ T356] ? copy_mount_options+0x59/0x320 [ 33.665023][ T356] ? copy_mount_options+0x293/0x320 [ 33.670199][ T356] ksys_mount+0xc2/0xf0 [ 33.674323][ T356] __x64_sys_mount+0xb1/0xc0 [ 33.678883][ T356] do_syscall_64+0xcb/0x150 [ 33.683372][ T356] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 33.689248][ T356] RIP: 0033:0x4489da [ 33.693121][ T356] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 8d a3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 6a a3 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 33.712703][ T356] RSP: 002b:00007ffdb3944b18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 33.721084][ T356] RAX: ffffffffffffffda RBX: 00007ffdb3944b70 RCX: 00000000004489da [ 33.729035][ T356] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffdb3944b30 [ 33.737062][ T356] RBP: 00007ffdb3944b30 R08: 00007ffdb3944b70 R09: 0000000000000000 [ 33.744998][ T356] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004 [ 33.752941][ T356] R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000006 [ 33.760880][ T356] Modules linked in: [ 33.765313][ T356] ---[ end trace 40e34368463652e6 ]--- [ *[0;[ 33.771197][ T356] RIP: 0010:legacy_get_tree+0xfe/0x170 1;31m*[0;31[ 33.777958][ T356] Code: 89 ff 89 ee 48 89 da ff 14 24 48 89 c5 48 3d 01 f0 ff ff 72 07 e8 e2 7c c0 ff eb 48 48 89 eb 48 83 c3 68 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 e3 36 ee ff 48 83 3b 00 74 50 e8 m*] A start [ 33.799013][ T356] RSP: 0018:ffff8881cd147cc8 EFLAGS: 00010202 job is running f[ 33.806553][ T356] RAX: 000000000000000d RBX: 0000000000000068 RCX: ffff8881cd600f80 or dev-ttyS0.dev[ 33.815833][ T356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 ice (27s / 1min [ 33.825196][ T356] RBP: 0000000000000000 R08: ffffffff81742a28 R09: 000000000000000c 30s)[ 33.834516][ T356] R10: ffffed103b706515 R11: 0000000000000000 R12: ffff8881ce550600 [ 33.842784][ T356] R13: dffffc0000000000 R14: ffff8881cdfca700 R15: ffffffff84c78e78 [ 33.850769][ T356] FS: 00000000025cb940(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 33.859677][ T356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.866302][ T356] CR2: 00007f1d77149000 CR3: 00000001cdff1002 CR4: 00000000001606f0 [ 33.874277][ T356] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.882249][ T356] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.890238][ T356] Kernel panic - not syncing: Fatal exception [ 33.897005][ T356] Kernel Offset: disabled [ 33.901303][ T356] Rebooting in 86400 seconds..